Samsung Display Co., Ltd. patent applications published on December 28th, 2023

Patent applications for Samsung Display Co., Ltd. on December 28th, 2023

DISPLAY DEVICE AND BLOOD PRESSURE MEASUREMENT METHOD USING THE SAME (18159945)

Main Inventor

Chul KIM

Brief explanation

The patent application describes a display device that includes a display panel, a pressure sensor, and a photo-sensor. The device is capable of calculating blood pressure information and generating biometric information.

• The display panel consists of pixels that emit light.
• The pressure sensor detects pressure.
• The photo-sensor senses light.
• The main processor receives signals from the pressure sensor and the photo-sensor.
• The main processor calculates feature points corresponding to the lowest and highest points in each cycle of the pulse wave signal.
• The main processor generates a peak detection signal based on the amplitude of the second feature point and the pressure signal in a first mode.
• The main processor calculates blood pressure information based on the peak detection signal.
• The main processor generates first biometric information by calculating the ratio between two sections in a second mode.
• The main processor compares the first biometric information with stored second biometric information.

Potential Applications

• Medical devices for monitoring blood pressure.
• Wearable devices for tracking biometric information.
• Health and fitness applications.

Problems Solved

• Non-invasive measurement of blood pressure.
• Convenient monitoring of biometric information.
• Improved accuracy in calculating blood pressure.

Benefits

• Eliminates the need for invasive blood pressure measurement methods.
• Provides real-time monitoring of blood pressure.
• Enables personalized health tracking and analysis.

Abstract

The display device includes: a display panel including pixels emitting light; a pressure sensor sensing a pressure; a photo-sensor sensing light; and a main processor receiving a pressure signal sensed by the pressure sensor and a first pulse wave signal sensed by the photo-sensor. The main processor calculates a first feature point corresponding to a first lowest point, a second feature point corresponding to a highest point, and a third feature point corresponding to a second lowest point in each of cycles of the first pulse wave signal, generates a peak detection signal based on an amplitude corresponding to the second feature point and the pressure signal in a first mode and calculates blood pressure information accordingly, and generates first biometric information by calculating a first ratio between a first section and a second section in a second mode and decides whether it coincides with second biometric information stored.

LIGHT EMITTING ELEMENT INK AND METH OD OF MANUFACTURING DISPLAY DEVICE (18465881)

Main Inventor

Jun Bo SIM

Brief explanation

The abstract describes a light emitting element ink and a method of manufacturing a display device. The ink includes a solvent, a light emitting element, and a thickener. The thickener contains a compound with a functional group capable of forming a hydrogen bond with another compound in the ink.

• The light emitting element ink is used in the manufacturing of display devices.
• The ink contains a light emitting element dispersed in a solvent.
• The light emitting element has semiconductor layers surrounded by an insulating film.
• The ink also contains a thickener dispersed in the solvent.
• The thickener compound has a functional group that can form a hydrogen bond with other compounds in the ink.
• The thickener compound is represented by Chemical Formula 1.

Potential Applications

• Manufacturing of display devices
• Production of light emitting elements

Problems Solved

• Improved manufacturing process for display devices
• Enhanced performance of light emitting elements

Benefits

• Increased efficiency in manufacturing display devices
• Improved functionality and performance of light emitting elements

Abstract

A light emitting element ink and a method of manufacturing a display device are provided. The light emitting element ink includes a light emitting element solvent, a light emitting element dispersed in the light emitting element solvent, the light emitting element including a plurality of semiconductor layers and an insulating film surrounding outer surfaces of the semiconductor layers, a thickener dispersed in the light emitting element solvent, wherein a compound of the thickener includes a functional group capable of forming a hydrogen bond together with a compound of the light emitting element solvent or another compound of the thickener and the compound of the thickener is represented by Chemical Formula 1.

APPARATUS FOR MANUFACTURING DISPLAY DEVICE, MASK ASSEMBLY, AND METHOD OF MANUFACTURING DISPLAY DEVICE (18125885)

Main Inventor

Dahee Jeong

Brief explanation

The patent application describes an apparatus for manufacturing a display device that includes a mask assembly with a mask frame, shield sticks, and mask sheets. The shield sticks are fixed on the mask frame in a tensioned state across the opening area of the mask frame, and the mask sheets partially overlap the shield sticks.

• The mask assembly includes a mask frame, shield sticks, and mask sheets.
• The shield sticks are fixed on the mask frame in a tensioned state.
• The mask sheets cover part of the opening area of the mask frame and partially overlap the shield sticks.
• The shield sticks consist of a first shield member, a second shield member, and a third shield member.
• The second and third shield members overlap the first shield member and are closer to the mask sheets than the first shield member.

Potential applications of this technology:

• Manufacturing of display devices, such as LCD screens or OLED panels.
• Production of electronic devices with precise and accurate display components.

Problems solved by this technology:

• Ensures proper alignment and tension of the shield sticks on the mask frame.
• Provides improved coverage and protection of the mask sheets during the manufacturing process.
• Reduces the risk of damage or misalignment of the mask sheets.

Benefits of this technology:

• Enhances the quality and accuracy of display devices by ensuring proper alignment of mask sheets.
• Increases the efficiency of the manufacturing process by reducing the risk of errors or damage.
• Improves the durability and longevity of display devices by providing better protection for the mask sheets.

Abstract

An apparatus for manufacturing a display device includes a mask assembly that includes a mask frame including an opening area, at least one shield stick fixed on the mask frame in a tensioned state across the opening area of the mask frame, and a plurality of mask sheets covering at least part of the opening area of the mask frame and at least partially overlapping the at least one shield stick. The at least one shield stick includes a first shield member, a second shield member at least partially overlapping the first shield member, and a third shield member at least partially overlapping the first shield member. The second shield member and the third shield member are disposed above the first shield member and are closer to the plurality of mask sheets than the first shield member is close to the plurality of mask sheets.

MASK FRAME ASSEMBLY AND METHOD OF MANUFACTURING THE SAME (18314988)

Main Inventor

Sangha Park

Brief explanation

The abstract describes a mask frame assembly that includes a mask, a frame body, support sticks, and a fixing portion. The support sticks are connected to the frame body and support the mask. The support sticks are stably connected to the frame body through accommodation portions and a fixing portion.

• The mask frame assembly includes a mask, frame body, support sticks, and a fixing portion.
• The frame body has a support portion that supports the mask and an opening for the mask to be exposed.
• The support sticks support the mask in the opening and are connected to the support portion through the fixing portion.
• The support sticks are accommodated in accommodation portions defined in the support portion.
• The accommodation portions include an accommodation groove and an insertion hole.
• The fixing portion is located between the accommodation portions and the opening of the frame body.
• The support sticks are stably connected to the support portion through the fixing portion and accommodation portions.

Potential Applications

• Manufacturing of masks for various industries, such as healthcare, construction, and manufacturing.
• Use in personal protective equipment (PPE) for workers in hazardous environments.
• Application in respiratory masks for protection against airborne contaminants.

Problems Solved

• Provides a stable connection between the support sticks and the frame body, ensuring the mask remains securely in place.
• Simplifies the assembly process of the mask frame, making it easier and more efficient to manufacture.
• Enhances the durability and longevity of the mask frame assembly.

Benefits

• Improved safety and protection for individuals wearing the mask.
• Increased comfort and usability due to the stable connection between the mask and the frame body.
• Cost-effective manufacturing process with simplified assembly steps.

Abstract

A mask frame assembly includes a mask, a frame body, at least one support stick, and a fixing portion. The frame body includes a support portion supporting the mask and includes an opening through which the mask is exposed, and the at least one support stick supports the mask in the opening and is connected to the support portion by the fixing portion. An end of the at least one support stick is accommodated in at least one accommodation portion defined in the support portion. The at least one accommodation portion includes an accommodation groove and an insertion hole. The fixing portion is disposed between the at least one accommodation portion and the opening of the frame body. The end of the at least one support stick is stably connected to the support portion by the fixing portion and the at least one accommodation portion.

INSPECTION SYSTEM AND INSPECTION METHOD USING THE SAME (18107648)

Main Inventor

SUNGWOO JUNG

Brief explanation

The patent application describes an inspection system that uses polarization components to capture images of an inspection object. The system includes a light source, a main lens, a beam splitter, polarizers, and an image sensor.

• The light source emits light that is directed towards the inspection object.
• The main lens captures the reflected light from the inspection object, which includes both a first polarization component and a second polarization component.
• The beam splitter splits the reflected light into two separate beams.
• The first polarizer selectively allows the first polarization component to pass through, while blocking the second polarization component.
• The second polarizer selectively allows the second polarization component to pass through, while blocking the first polarization component.
• The image sensor captures two separate images: one for the first polarization component and one for the second polarization component.

Potential applications of this technology:

• Quality control and inspection in manufacturing processes.
• Non-destructive testing in industries such as automotive, aerospace, and electronics.
• Medical imaging for detecting abnormalities or analyzing tissue properties.

Problems solved by this technology:

• The system allows for the capture of separate images for different polarization components, providing more detailed information about the inspection object.
• It enables the detection of defects or anomalies that may not be visible in traditional imaging techniques.
• The system improves the accuracy and reliability of inspections by utilizing polarization properties.

Benefits of this technology:

• Enhanced image analysis capabilities by capturing multiple polarization components.
• Improved detection and characterization of defects or abnormalities.
• Increased efficiency and accuracy in inspection processes.

Abstract

An inspection system includes: a single light source part which irradiates an incident light to an inspection object; a main lens through which reflected light, reflected from an inspection object and including a first polarization component and a second polarization component, passes; a beam splitter which splits a reflected light passing through a main lens into a first split light and a second split light; a first polarizer including a first filter area which selectively passes a first polarization component therethrough; a second polarizer including a second filter area which selectively passes a second polarization component therethrough; and an image sensor which generates a first captured image for a first polarization component and a second captured image for a second polarization component.

DISPLAY MODULE AND HEAD-MOUNTED DISPLAY DEVICE THEREWITH (18463473)

Main Inventor

YERI JEONG

Brief explanation

The abstract describes a display module that consists of multiple light-emitting elements sealed by a sealing element. The sealing element is made up of a transparent base part and a cover layer. The cover layer is in contact with the base part and has two types of engraved patterns: first patterns engraved to a certain depth and second patterns engraved to a different depth.

• The display module includes multiple light-emitting elements and a sealing element.
• The sealing element is composed of a transparent base part and a cover layer.
• The cover layer has two types of engraved patterns: first patterns and second patterns.
• The first patterns are engraved to a specific depth.
• The second patterns are engraved to a different depth than the first patterns.

Potential applications of this technology:

• Display modules for electronic devices such as smartphones, tablets, and televisions.
• Signage and advertising displays.
• Automotive displays and instrument clusters.
• Wearable technology displays.

Problems solved by this technology:

• Provides a sealed and protected environment for the light-emitting elements.
• Enhances the visual appearance and aesthetics of the display module.
• Allows for customization and unique designs with the engraved patterns.

Benefits of this technology:

• Improved durability and longevity of the display module.
• Enhanced visual appeal and aesthetics.
• Customizable and unique designs.
• Potential for improved light diffusion and distribution.

Abstract

A display module includes a plurality of light-emitting elements and a sealing element sealing the plurality of light-emitting elements. The sealing element includes a base part including a transparent material and a cover layer. The cover layer is in contact with a surface of the base part and includes a plurality of first patterns, each of which is engraved in an intaglio manner to a first depth, and a plurality of second patterns, each of which is engraved in an intaglio manner to a second depth different from the first depth.

COVER WINDOW AND DISPLAY DEVICE INCLUDING THE SAME (18205768)

Main Inventor

HYUNSEUNG SEO

Brief explanation

The abstract describes a patent application for a cover window with a base layer that has a light-emitting area and an outer area. The cover window also includes a functional layer on the surface of the base layer, which has a refractive index that increases from the light-emitting area to the outer area.

• The cover window has a base layer with a light-emitting area and an outer area.
• A functional layer is applied to the surface of the base layer.
• The functional layer has a refractive index that increases from the light-emitting area to the outer area.

Potential Applications

This technology could be applied in various fields, including:

• Display devices - The cover window could be used in displays such as smartphones, tablets, or televisions to enhance the visual experience.
• Lighting - The cover window could be used in lighting fixtures to improve the distribution and intensity of light.
• Optical devices - The technology could be used in optical devices like cameras or lenses to enhance image quality.

Problems Solved

The technology addresses several issues, including:

• Light distribution - The refractive index gradient in the functional layer helps to improve the distribution of light, reducing unevenness or hotspots.
• Visual quality - By increasing the refractive index from the light-emitting area to the outer area, the technology can enhance the visual quality of displays or optical devices.
• Glare reduction - The cover window can help reduce glare by controlling the way light is transmitted and reflected.

Benefits

The technology offers several benefits, including:

• Improved visual experience - The cover window enhances the visual quality of displays or optical devices, providing a better viewing experience.
• Enhanced light distribution - The refractive index gradient in the functional layer helps to evenly distribute light, improving overall illumination.
• Reduced glare - By controlling light transmission and reflection, the cover window helps to minimize glare, improving visibility.

Abstract

A cover window includes a base layer including a light-emitting area and an outer area surrounding at least a portion of the light-emitting area and a functional layer disposed on at least one surface of the base layer and having a refractive index increasing from the light-emitting area to outer area.

DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME (18242832)

Main Inventor

Geun Woo YUG

Brief explanation

Methods of manufacturing display devices are described that minimize damage caused by heat generated during the laser cutting process. This innovation aims to improve the manufacturing process of display devices by reducing heat-related damage.

• The patent application focuses on methods of manufacturing display devices.
• The innovation specifically addresses the issue of heat damage caused by the laser cutting process.
• The goal is to minimize the negative effects of heat generated during manufacturing.
• The patent application proposes techniques to reduce heat-related damage in display devices.

Potential Applications

This technology can be applied in various industries and sectors, including:

• Consumer electronics manufacturing
• Display panel manufacturing
• Mobile device manufacturing
• Television manufacturing

Problems Solved

The technology addresses the following problems:

• Heat damage during the laser cutting process in display device manufacturing
• Reduced product quality due to heat-related issues
• Increased manufacturing costs due to heat-related damage

Benefits

The technology offers several benefits:

• Minimizes heat-related damage in display devices
• Improves product quality and reliability
• Reduces manufacturing costs by minimizing the need for rework or replacement

Abstract

Methods of manufacturing display devices are capable of minimizing damage due to heat generated in the laser cutting process during manufacturing the display device.

DISPLAY DEVICE AND MANUFACTURING METHOD OF THE SAME (18131623)

Main Inventor

HONGBEOM LEE

Brief explanation

The patent application describes a display device with an input sensing unit that helps control corrosion of electrodes and wires, improving the reliability of the display device.

• The display device includes a display panel with a display region and a non-display region.
• An input sensing unit is placed on the display panel, consisting of a first sensing insulating layer and a first sensing conductive layer.
• The first sensing insulating layer has a specific atomic ratio of nitrogen (N) to silicon (Si) between 0.69 and 0.85.

Potential applications of this technology:

• Consumer electronics: This display device can be used in smartphones, tablets, and other portable devices to enhance the reliability and lifespan of the display.
• Automotive industry: The technology can be applied in car infotainment systems and instrument clusters to improve the durability and performance of the display.
• Medical devices: Display devices with improved reliability can be used in medical equipment such as monitors and diagnostic devices.

Problems solved by this technology:

• Corrosion of electrodes and wires: The input sensing unit helps control corrosion caused by the electric field during operation, increasing the lifespan and reliability of the display device.

Benefits of this technology:

• Improved reliability: By controlling corrosion, the display device becomes more durable and less prone to malfunctions.
• Extended lifespan: The technology helps increase the lifespan of the display device, reducing the need for frequent replacements.
• Enhanced performance: With reduced corrosion, the display device can maintain its performance over a longer period of time.

Abstract

Provided is a display device according to an embodiment including a display panel including a display region and a non-display region, and an input sensing unit disposed on the display panel, wherein the input sensing unit includes a first sensing insulating layer disposed on the display panel, and a first sensing conductive layer disposed on the first sensing insulating layer, and the first sensing insulating layer has an atomic ratio of nitrogen (N) to silicon (Si) of about 0.69 to about 0.85. Accordingly, corrosion of the electrode and wires due to the electric field when the input sensing unit is driven may be controlled. Accordingly, reliability of the display device may be improved.

FOLDABLE DISPLAY DEVICE (18243643)

Main Inventor

Seung-lyong BOK

Brief explanation

The abstract describes a display device with a flexible display module that can be folded. The device includes a display panel with a light-emitting device and a sensor unit. The sensor unit can detect pressure when the display module is folded.

• The display device has a flexible display module that can be folded.
• The display panel of the device includes a light-emitting device and a sensor unit.
• The sensor unit is capable of sensing pressure when the display module is folded.
• The pressure is detected when one portion of the display surface faces another portion in the folded-in mode.

Potential applications of this technology:

• Foldable smartphones or tablets with a flexible display that can detect pressure when folded.
• E-book readers with a flexible display that can sense pressure when folded, allowing for more interactive reading experiences.
• Wearable devices with a flexible display that can detect pressure when bent, providing new ways of interacting with the device.

Problems solved by this technology:

• Traditional display devices are rigid and cannot be folded, limiting their portability and versatility.
• Previous flexible display devices lacked the ability to sense pressure when folded, limiting their functionality and user experience.
• This technology solves the problem of providing a flexible display that can detect pressure in a folded-in mode, expanding the possibilities for user interaction.

Benefits of this technology:

• Increased portability and versatility due to the ability to fold the display device.
• Enhanced user experience with the ability to detect pressure when the device is folded, allowing for new forms of interaction.
• Opens up new possibilities for design and form factors in electronic devices with flexible displays.

Abstract

A display device including a flexible display module and providing a display surface on which an image is displayed. The flexible display module includes a display panel including a light-emitting device and a sensor unit disposed on the display panel. The sensor unit senses pressure applied to the flexible display module in a folded-in mode in which the flexible display module is folded such that a portion of the display surface faces another portion of the display surface.

DISPLAY DEVICE (18244463)

Main Inventor

Seung Lyong BOK

Brief explanation

The patent application describes a display device that consists of two display areas with different pixel densities. 

• The first display area has a higher number of pixels per unit area compared to the second display area.
• The first display area includes driving electrodes and sensing electrodes.
• The second display area includes sub-driving electrodes and sub-sensing electrodes.
• Auxiliary electrodes are positioned between the first and second display areas.

Potential applications of this technology:

• This display device could be used in smartphones, tablets, or other electronic devices that require high-resolution displays.
• It could also be utilized in virtual reality or augmented reality headsets to provide a more immersive visual experience.

Problems solved by this technology:

• The display device addresses the challenge of achieving high pixel density while maintaining overall display performance.
• By having different pixel densities in different areas, the device can optimize the display quality and power consumption based on the specific requirements of each area.

Benefits of this technology:

• The display device offers improved image quality and clarity due to the higher pixel density in the first display area.
• It allows for more efficient power consumption by adjusting the pixel density in different areas based on their usage requirements.
• The device provides a more versatile and adaptable display solution for various applications.

Abstract

A display device includes a first display area including first pixels, driving electrodes, and sensing electrodes. A second display area includes second pixels, sub-driving electrodes, and sub-sensing electrodes. Auxiliary electrodes are between the first and second display areas. A number of first pixels per unit area of the first display area is greater than a number of second pixels per unit area of the second display area.

DISPLAY APPARATUS (18465105)

Main Inventor

Yong-hwan PARK

Brief explanation

The abstract describes a display apparatus with a touch sensing unit that includes multiple touch sensing parts arranged in a mesh shape along two directions. The touch sensing parts are connected to each other along both directions by connection parts. An insulation layer is placed between the connection parts, and the first connection part extends to cross the second touch sensing parts.

• The touch sensing unit of the display apparatus is arranged in a mesh shape.
• The touch sensing parts are connected to each other along two directions.
• An insulation layer separates the connection parts.
• The first connection part extends to cross the second touch sensing parts.

Potential Applications

• Touchscreen devices such as smartphones, tablets, and laptops.
• Interactive displays for public spaces like museums and exhibitions.
• Gaming consoles and virtual reality devices.

Problems Solved

• Provides accurate touch sensing capabilities for a display panel.
• Allows for multi-touch functionality.
• Enhances user interaction with the display.

Benefits

• Improved touch sensitivity and accuracy.
• Enables seamless and smooth touch interactions.
• Supports multi-touch gestures.
• Enhances user experience with touch-enabled devices.

Abstract

A display apparatus includes a display panel and a touch sensing unit on the display panel. The touch sensing unit includes a plurality of first touch sensing parts arranged with each other along a first direction and having a mesh shape, a first connection part configured to connect adjacent ones of the first touch sensing parts to each other along the first direction, a plurality of second touch sensing parts arranged with each other along a second direction crossing the first direction and having the mesh shape, and a second connection part configured to connect adjacent ones of the second touch sensing parts to each other along the second direction. An insulation layer is located between the first connection part and the second connection part, and the first connection part extends to cross the adjacent ones of the second touch sensing parts.

DISPLAY DEVICE AND TOUCH SENSING SYSTEM INCLUDING THE SAME (18153069)

Main Inventor

Sang Hyun LIM

Brief explanation

The abstract describes a display device that includes a display panel with pixels, a touch sensing unit, a display driving circuit, and a touch sensing circuit. The touch sensing unit detects touches from a user's body part and an electronic pen, while the display driving circuit drives the pixels. The touch sensing circuit generates touch coordinate data by detecting touch positions. During a touch electrode driving period, the touch sensing circuit allows the electronic pen to be charged by supplying touch driving signals to touch electrodes.

• The display device includes a display panel with pixels arranged in an image display area.
• A touch sensing unit is placed on the front surface of the display panel to detect touches from a user's body part and an electronic pen.
• A display driving circuit is responsible for driving the pixels in the image display area.
• A touch sensing circuit generates touch coordinate data by detecting touch positions of the user's body part and the electronic pen.
• The touch sensing circuit allows the electronic pen to be charged during a touch electrode driving period by supplying touch driving signals to touch electrodes.

Potential Applications

• Touchscreen devices such as smartphones, tablets, and laptops can benefit from this technology.
• Interactive displays in public spaces like museums, exhibitions, and retail stores can utilize this innovation.
• Educational tools and digital whiteboards can incorporate this technology for enhanced user interaction.

Problems Solved

• The touch sensing unit can accurately detect touches from both a user's body part and an electronic pen, providing a versatile input method.
• The touch sensing circuit allows the electronic pen to be charged during touch operation, ensuring uninterrupted usage.
• The display driving circuit ensures smooth and high-quality image display on the device.

Benefits

• Users can interact with the display device using both their body and an electronic pen, offering more flexibility and precision.
• The ability to charge the electronic pen during touch operation eliminates the need for separate charging and enhances user convenience.
• The display driving circuit ensures a visually pleasing and immersive experience with high-quality image display.

Abstract

A display device includes a display panel including a plurality of pixels arranged in an image display area, a touch sensing unit disposed on a front surface of the display panel that senses a touch of a user's body part and a touch of an electronic pen, a display driving circuit that drives the pixels of the image display area, and a touch sensing circuit that generates touch coordinate data by detecting touch positions of the user's body part and the electronic pen. The touch sensing circuit senses the touch of the user's body part and allows the electronic pen to be charged during a touch electrode driving period by supplying touch driving signals generated by mixing driving signals of different frequency bands to touch electrodes during the touch electrode driving period.

DISPLAY DEVICE INCLUDING TOUCH PANEL AND METHOD OF DRIVING THE SAME (18100228)

Main Inventor

WOOMI BAE

Brief explanation

The patent application describes a display device that includes a display panel and a touch panel. The device also includes a host processor and a display panel driver. The host processor receives proximity data from the touch panel and sends an input control signal to the display panel driver to drive the display panel accordingly. The touch panel has a proximity area and a non-proximity area. The host processor counts the rise of proximity data in the proximity area to generate a count value, and resets the count value when the proximity data in the non-proximity area increases.

• The display device includes a display panel, touch panel, host processor, and display panel driver.
• The host processor receives proximity data from the touch panel and sends an input control signal to the display panel driver.
• The touch panel has a proximity area and a non-proximity area.
• The host processor counts the rise of proximity data in the proximity area to generate a count value.
• The count value is reset when the proximity data in the non-proximity area increases.

Potential Applications

• This technology can be used in various touch screen devices such as smartphones, tablets, and laptops.
• It can be applied in interactive displays for public spaces like museums, exhibitions, and retail stores.
• The technology can be used in gaming consoles and virtual reality devices to enhance user interaction.

Problems Solved

• The technology solves the problem of unintentional touch inputs by distinguishing between proximity and non-proximity areas.
• It addresses the issue of false touch detections by resetting the count value when the proximity data in the non-proximity area increases.

Benefits

• The display device provides improved touch input accuracy and reliability.
• It enhances user experience by reducing accidental touch inputs.
• The technology allows for more precise control and interaction with touch screen devices.
• It helps in preventing false touch detections, leading to more accurate data input.

Abstract

A display device includes a display panel, a touch panel on the display panel, a host processor, and a display panel driver. The host processor receives proximity data of the touch panel. The display panel driver receives an input control signal from the host processor and drives the display panel based on the input control signal. The touch panel includes a proximity area and a non-proximity area. The host processor counts a rise of the proximity data in the proximity area to generate a first count value. The host processor resets the first count value when the proximity data in the non-proximity area increase.

DISPLAY DEVICE AND TOUCH SENSING SYSTEM INCLUDING THE SAME (18158951)

Main Inventor

Da Som GU

Brief explanation

The abstract describes a display device that includes a substrate, a display layer with light emitting areas, a code pattern layer with position code patterns, and a reflective layer that reflects light of a certain wavelength band to generate light of a different wavelength band.

• The display device has a substrate, which serves as a base for the other layers.
• The display layer contains multiple light emitting areas, which are responsible for producing light.
• The code pattern layer consists of various position code patterns, which likely serve as markers or identifiers.
• The reflective layer receives light of a specific wavelength band from the outside and reflects it to generate light of a different wavelength band.
• The second light generated by the reflective layer has a peak wavelength that is smaller than the peak wavelength of the first light.

Potential applications of this technology:

• Display devices with improved visibility and color accuracy.
• Identification or tracking systems that utilize the position code patterns.
• Enhanced image quality in electronic devices such as smartphones, tablets, or televisions.

Problems solved by this technology:

• Improved visibility and color accuracy by reflecting light of specific wavelengths.
• Efficient identification or tracking using position code patterns.
• Enhanced image quality by generating light with a smaller peak wavelength.

Benefits of this technology:

• Enhanced visibility and color accuracy in display devices.
• Improved identification or tracking capabilities.
• Higher image quality and better color representation in electronic devices.

Abstract

A display device includes: a substrate; a display layer disposed on the substrate and including a plurality of light emitting areas; a code pattern layer disposed on the display layer and including a plurality of position code patterns; and a reflective layer that receives first light incident from the outside having a first wavelength band and reflects the first light to generate second light having a second wavelength band, wherein a second peak wavelength of the second light is smaller than a first peak wavelength of the first light.

DISPLAY APPARATUS AND METHOD OF DRIVING THE SAME (18125622)

Main Inventor

Jongbin Kim

Brief explanation

The patent application describes a display apparatus that includes a display panel, gate driver, data driver, sensing circuit, power voltage generator, and driving controller. The driving controller is responsible for stopping the display panel and related components if any defects are detected. 

• The display apparatus includes a display panel with pixels, a gate driver, a data driver, a sensing circuit, a power voltage generator, and a driving controller.
• The gate driver outputs gate signals to the pixels, while the data driver outputs data voltages to the pixels.
• The sensing circuit receives sensed signals from the pixels, allowing for the detection of any defects.
• The power voltage generator applies a power voltage to the display panel.
• The driving controller is responsible for stopping the display panel, gate driver, data driver, and power voltage generator if any defects are determined.
• The driving controller selects a first-mode threshold set or a second-mode threshold set based on an initial value set related to the sensed signals to determine if the display panel is defective.
• The first-mode threshold set and the second-mode threshold set have different thresholds that correspond to different defect detection criteria.

Potential applications of this technology:

• Display panels in electronic devices such as smartphones, tablets, and televisions.
• Industrial displays used in control rooms, manufacturing facilities, and transportation systems.
• Advertising displays in public spaces, shopping malls, and stadiums.

Problems solved by this technology:

• Efficient detection of defects in display panels.
• Preventing the use of defective display panels, which can lead to poor image quality and reduced lifespan.
• Minimizing the risk of damage to other components by stopping the operation of the display panel and related drivers.

Benefits of this technology:

• Improved display panel quality by detecting and stopping the use of defective panels.
• Enhanced user experience with better image quality and reliability.
• Cost savings by preventing the use of defective panels and reducing the risk of damage to other components.

Abstract

A display apparatus includes a display panel including pixels, a gate driver outputting gate signals to the pixels, a data driver outputting data voltages to the pixels, a sensing circuit receiving sensed signals from the pixels, a power voltage generator applying a power voltage, and a driving controller for stopping the display panel, the gate driver, the data driver, and/or the power voltage generator when the display panel is determined to be defective. The driving controller selects a first-mode threshold set or a second-mode threshold set based on an initial value set related to the sensed signals for determining whether the display panel is defective. Thresholds in the first-mode threshold set respectively correspond to and are respectively unequal to thresholds in the second-mode threshold set.

DISPLAY DEVICE AND DRIVING METHOD THEREOF (18132967)

Main Inventor

HYUN-SIK YOON

Brief explanation

The patent application describes a display device with a temperature sensor and a flexible circuit board. Here are the key points:

• The display device consists of a display panel with pixels, a printed circuit board, a temperature sensor, a flexible circuit board, a data driver, and a temperature sensing part.
• The flexible circuit board connects the display panel to the printed circuit board, which is positioned beneath the display panel.
• The temperature sensor is located on the printed circuit board and is placed next to a sensing pixel that generates a sensing current.
• The temperature sensing part is also present on the printed circuit board.
• The flexible circuit board is bent to accommodate the positioning of the printed circuit board and the temperature sensor.

Potential applications of this technology:

• Consumer electronics: This display device can be used in smartphones, tablets, laptops, and other portable devices.
• Automotive industry: The technology can be applied in vehicle infotainment systems and instrument clusters.
• Medical devices: The display device can be utilized in medical monitors and equipment.
• Industrial applications: It can be used in control panels, HMI (Human-Machine Interface) systems, and other industrial displays.

Problems solved by this technology:

• Accurate temperature sensing: The placement of the temperature sensor next to a sensing pixel ensures precise temperature measurements.
• Space optimization: The flexible circuit board and the positioning of the printed circuit board under the display panel help save space within the device.
• Improved reliability: The temperature sensing part and the temperature sensor on the printed circuit board enhance the reliability of temperature measurements.

Benefits of this technology:

• Enhanced user experience: Accurate temperature sensing can enable better thermal management and improve device performance.
• Space-saving design: The flexible circuit board and the placement of components optimize the use of space within the device.
• Reliable temperature measurements: The presence of the temperature sensing part and the temperature sensor ensures reliable temperature readings.

Abstract

A display device is disclosed that includes a display panel including a plurality of pixels, a printed circuit board connected to the display panel, a temperature sensor disposed on the printed circuit board, a flexible circuit board that connects the display panel to the printed circuit board, a data driver disposed on the flexible circuit board, and a temperature sensing part disposed on the printed circuit board. The flexible circuit board is bent such that the printed circuit board is disposed under the display panel and the temperature sensor is disposed adjacent to a sensing pixel outputting a sensing current among the pixels.

DISPLAY DEVICE AND DRIVING METHOD FOR THE SAME (18199372)

Main Inventor

Byung Ki CHUN

Brief explanation

The patent application describes a display device that includes pixel circuits with light emitting elements and grayscales. It also includes a dummy pixel circuit with a dummy light emitting element and a dummy driving transistor. 

• The display device has a sensing unit that inputs test data signals to the dummy pixel circuit to generate compensation information for degradation of the light emitting element and driving transistor based on the output signal.
• A timing controller accumulates and stores the compensation information and generates compensated data by compensating for the data input from the outside.

Potential applications of this technology:

• This display device can be used in various electronic devices such as smartphones, tablets, televisions, and computer monitors.
• It can also be used in automotive displays, wearable devices, and virtual reality headsets.

Problems solved by this technology:

• The display device compensates for the degradation of the light emitting elements and driving transistors, ensuring consistent and accurate display performance over time.
• It addresses the issue of pixel degradation that can lead to uneven brightness or color shifts in displays.

Benefits of this technology:

• The display device provides improved image quality and color accuracy by compensating for degradation.
• It extends the lifespan of the display by mitigating the effects of degradation.
• It enhances the user experience by maintaining consistent display performance over time.

Abstract

Provided is a display device comprising pixel circuits included in the display area, the pixel circuits including light emitting elements with grayscales corresponding to data input from the outside, a dummy pixel circuit included in the non-display area, the dummy pixel circuit including a dummy light emitting element and a dummy driving transistor, a sensing unit for inputting to the dummy pixel circuit, a test data signal for sensing an output signal corresponding to predetermined test data for each predetermined time, and then performing an operation of generating compensation information for compensating for degradation according to a driving time of at least one of the light emitting element and the driving transistor based on the output signal output from the dummy pixel circuit, and a timing controller for accumulating and storing the compensation information, and generating compensated data by compensating for the data input from the outside.

DISPLAY DEVICE AND DRIVING METHOD THEREOF (18464961)

Main Inventor

Sang Su HAN

Brief explanation

The abstract describes a display device that uses a scan driver to supply scan signals to different scan lines in a sequential and concurrent manner. The device also includes a mask period that varies between different frame periods.

• The display device uses a scan driver to supply scan signals to the first and second scan lines.
• During the first period, the scan signals are sequentially supplied to the first and second scan lines.
• During the second period, the scan signals are concurrently supplied to the first and second scan lines.
• The mask period is the difference between the start points of the second and first periods in the next frame period.
• Different frame periods have different mask periods.
• The third frame period between the first and second frame periods has the same mask period as the first frame period.
• The fourth frame period between the first and second frame periods has the same mask period as the second frame period.

Potential applications of this technology:

• This display device can be used in various electronic devices such as smartphones, tablets, televisions, and computer monitors.
• It can enhance the visual experience by providing a more efficient and synchronized display.

Problems solved by this technology:

• The sequential and concurrent supply of scan signals improves the display performance and reduces flickering or ghosting issues.
• The varying mask periods allow for better control and optimization of the display process.

Benefits of this technology:

• Improved display performance with reduced flickering and ghosting.
• Enhanced visual experience for users.
• Better control and optimization of the display process.

Abstract

A display device, includes: a scan driver configured to sequentially supply scan signals having a turn-on level to the first scan line and the second scan line during a first period and to concurrently supply scan signals having a turn-on level to the first scan line and the second scan line during a second period after the first period, wherein: a mask period corresponds to a difference between a start point of the second period and a start point of the first period in a next frame period, a first frame period and a second frame period have different mask periods, a third frame period between the first frame period and the second frame period has a same mask period as the first frame period, and a fourth frame period between the first frame period and the second frame period has a same mask period as the second frame period.

DISPLAY DEVICE AND METHOD OF DRIVING THE SAME (18133998)

Main Inventor

Ki Hyun PYUN

Brief explanation

The abstract describes a display device that includes a grayscale converter, a data driver, a plurality of pixels, and a current sensor. 

• The grayscale converter converts input grayscales into output grayscales using a scale factor.
• The data driver converts the output grayscales into data voltages.
• The pixels receive the data voltages and display an image.
• The current sensor provides a sensing current by sensing the power current supplied to the pixels.
• When the load corresponding to the input grayscales is greater than a minimum load, the grayscale converter adjusts the scale factor based on the difference between a target current and the sensing current.

Potential applications of this technology:

• Display devices such as televisions, computer monitors, and mobile devices.
• Medical imaging devices.
• Automotive displays.

Problems solved by this technology:

• Ensures accurate grayscale conversion and display of images.
• Allows for adjustment of the scale factor based on the load, improving image quality.

Benefits of this technology:

• Improved image quality and accuracy.
• Efficient power management.
• Enhanced user experience.

Abstract

A display device of the disclosure includes a grayscale converter which converts input grayscales into output grayscales based on a scale factor, a data driver which converts the output grayscales into data voltages, a plurality of pixels which receives the data voltages and displays an image based on the data voltages, and a current sensor which provides a sensing current by sensing a first power current supplied to the plurality of pixels to display the image. When a load corresponding to the input grayscales is greater than a minimum load, the grayscale converter adjusts a change amount of the scale factor based on a current difference between a target current corresponding to the load and the sensing current.

DISPLAY DEVICE (18142237)

Main Inventor

JAEKEUN LIM

Brief explanation

The abstract describes a display device that includes a display panel with a pixel circuit and a light emitting element. It also includes scan lines, an emission control line, and a data line connected to the pixel circuit. The pixel circuit consists of a first capacitor, a first circuit portion with two transistors, and a second circuit portion connected to the light emitting element. Before emitting light, a reference voltage is provided to a third node between the transistors.

• The display device includes a pixel circuit with a first capacitor and two transistors.
• The pixel circuit is connected to scan lines, an emission control line, and a data line.
• A reference voltage is provided to a specific node in the pixel circuit before the light emitting element emits light.

Potential applications of this technology:

• This display device can be used in various electronic devices such as smartphones, tablets, and televisions.
• It can provide high-quality and energy-efficient displays for gaming, video streaming, and other multimedia applications.

Problems solved by this technology:

• The pixel circuit helps in controlling the emission of light from the display panel, resulting in better image quality and power management.
• The reference voltage provided to the pixel circuit ensures accurate and consistent light emission.

Benefits of this technology:

• The display device offers improved image quality with precise control over light emission.
• It helps in reducing power consumption, leading to longer battery life for portable devices.
• The technology enables the creation of thinner and lighter display panels for sleeker device designs.

Abstract

A display device includes a display panel including a pixel including a pixel circuit and a light emitting element, a plurality of scan lines connected to the pixel circuit, an emission control line connected to the pixel circuit, and a data line connected to the pixel circuit. The pixel circuit includes a first capacitor connected to a first node and a second node opposite to the first node, a first circuit portion that includes a first transistor connected between the data line and the first node and a second transistor connected between the first transistor and the first node, and a second circuit portion connected to the second node and the light emitting element. Before the light emitting element emits light, a reference voltage is provided to a third node between the first transistor and the second transistor.

DISPLAY DEVICE (18458526)

Main Inventor

Jin Sung AN

Brief explanation

The patent application describes a display device that includes various components such as a substrate, polycrystalline semiconductor layer, gate electrodes, oxide semiconductor layer, and initialization voltage lines. 

• The display device includes a substrate and a polycrystalline semiconductor layer with driving transistors and a seventh transistor.
• The gate electrodes of the driving transistor and the seventh transistor overlap their respective channels.
• An oxide semiconductor layer is included with a fourth transistor, and its gate electrode overlaps the channel of the fourth transistor.
• A first initialization voltage line is connected to the first electrode of the fourth transistor, and both are positioned on the same layer.
• A second initialization voltage line is connected to the second electrode of the seventh transistor, and both are positioned on different layers from each other.

Potential applications of this technology:

• Display devices in electronic devices such as smartphones, tablets, and televisions.
• High-resolution screens for gaming consoles and computer monitors.
• Augmented reality and virtual reality headsets.

Problems solved by this technology:

• Improved performance and efficiency of display devices.
• Enhanced image quality and resolution.
• Reduction in power consumption and heat generation.

Benefits of this technology:

• Higher pixel density and sharper images.
• Faster response times and smoother motion display.
• Lower power consumption and longer battery life.
• Improved overall performance and user experience.

Abstract

A display device includes a substrate, a polycrystalline semiconductor layer including a channel of a driving transistor, and a channel of a seventh transistor, a gate electrode of the driving transistor overlapping the channel thereof, a gate electrode of the seventh transistor overlapping the channel thereof, an oxide semiconductor layer including a channel of a fourth transistor, a gate electrode thereof overlapping the channel of the fourth transistor, a first initialization voltage line connected to a first electrode of the fourth transistor, the first initialization voltage line and the gate electrode of the fourth transistor being position on a same layer, and a second initialization voltage line connected to a second electrode of the seventh transistor, the second initialization voltage line and the first initialization voltage line being positioned on different layers from each other.

DATA DRIVER CIRCUIT AND DISPLAY DEVICE HAVING THE SAME (18463935)

Main Inventor

SE-BYUNG CHAE

Brief explanation

The patent application describes a data driving circuit that includes a noise filter, voltage generators, and an output circuit. The circuit is designed to remove noise from a driving voltage and generate reference voltages for outputting a data signal corresponding to an image signal.

• The circuit includes a noise filter that removes noise from the driving voltage.
• There are three voltage generators: the first one outputs three different voltages, the second one generates a first reference voltage based on the filtered driving voltage and the first and second voltages, and the third one generates a second reference voltage based on the filtered driving voltage and the second and third voltages.
• The output circuit uses the first and second reference voltages to output a data signal with a voltage level corresponding to an image signal.

Potential Applications

• This data driving circuit can be used in various electronic devices that require accurate and noise-free data signals, such as display panels, cameras, and sensors.
• It can be implemented in smartphones, tablets, televisions, monitors, and other display devices to improve the quality and reliability of the displayed images.

Problems Solved

• The noise filter helps to remove unwanted noise from the driving voltage, ensuring a cleaner and more accurate data signal.
• The voltage generators generate reference voltages based on the filtered driving voltage and other voltages, which helps in maintaining the integrity and consistency of the data signal.

Benefits

• The noise filter improves the quality of the data signal by removing noise, resulting in clearer and more accurate images.
• The voltage generators ensure that the reference voltages are generated based on the filtered driving voltage, which helps in maintaining the reliability and consistency of the data signal.
• The circuit can be easily integrated into existing electronic devices, providing an efficient and cost-effective solution for improving data signal quality.

Abstract

Disclosed is a data driving circuit including a noise filter, first through third voltage generators, and an output circuit. The noise filter receives a driving voltage and removes noise from the driving voltage to output a filtered driving voltage. The first voltage generator outputs a first voltage, a second voltage, and a third voltage. The second voltage generator generates a first reference voltage based on the filtered driving voltage, the first voltage, and the second voltage. The third voltage generator generates a second reference voltage based on the filtered driving voltage, the second voltage, and the third voltage. The output circuit outputs a data signal of a voltage level corresponding to an image signal based on the first reference voltage and the second reference voltage.

DISPLAY DEVICE AND METHOD OF DRIVING THE SAME (18111438)

Main Inventor

Min Ku LEE

Brief explanation

The patent application describes a display device that includes two different areas on a panel, each receiving data signals and scan signals to control emission time.

• The first area of the panel contains pixels that receive a first data signal from a data line in response to a first scan signal supplied from a first scan line.
• The emission time of these pixels is controlled by a first emission control signal.
• The second area of the panel contains pixels that receive a second data signal from the data line in response to a second scan signal supplied from a second scan line.
• The emission time of these pixels is controlled by a second emission control signal.
• The first pixels receive the first data signal after a certain time has passed since the first emission control signal is supplied.
• The second pixels receive the second data signal after a different time has passed since the second emission control signal is supplied.

Potential Applications

• This display device can be used in various electronic devices such as televisions, computer monitors, smartphones, and tablets.
• It can be applied in augmented reality (AR) and virtual reality (VR) headsets to provide high-quality and immersive visual experiences.

Problems Solved

• The display device solves the problem of controlling emission time for different areas of the panel independently.
• It addresses the issue of efficiently supplying data signals and scan signals to different areas of the display panel.

Benefits

• The display device allows for precise control of emission time in different areas, resulting in improved image quality and reduced motion blur.
• It enables the display to show different content or images simultaneously in different areas of the panel.
• The device provides flexibility in designing and implementing various display functionalities.

Abstract

Provided is a display device including first pixels positioned in a first area of a panel for receiving a first data signal from a data line in response to a first scan signal supplied from a first scan line and having an emission time controlled according to a first emission control signal, and second pixel positioned in a second area of the panel for receiving a second data signal from the data line in response to a second scan signal supplied from a second scan line and having an emission time controlled by a second emission control signal. The first pixels receive the first data signal after a first time after the first emission control signal is supplied, and the second pixels receive the second data signal after a second time, which is different from the first time, after the second emission control signal is supplied.

DISPLAY DEVICE AND METHOD OF DRIVING THE SAME (18136469)

Main Inventor

KIHYUN PYUN

Brief explanation

The patent application describes a display device that includes a display panel, an input voltage controller, a power supply, and a driving voltage generator. Here is a simplified explanation of the abstract:

• The display device has a display panel that shows images based on input image data.
• An input voltage controller determines the maximum and minimum scale factors based on a power control mode set by the user.
• The input voltage controller calculates a maximum driving voltage and an optimal voltage based on the scale factors.
• A power supply generates an input voltage based on the optimal voltage.
• A driving voltage generator generates a driving voltage for the display panel using the input voltage.

Potential applications of this technology:

• This display device can be used in various electronic devices such as smartphones, tablets, laptops, and televisions.
• It can be used in public display systems, digital signage, and advertising displays.

Problems solved by this technology:

• The input voltage controller allows the user to control the power consumption of the display device.
• The calculation of the optimal voltage ensures efficient power usage and optimal image quality.

Benefits of this technology:

• The user can adjust the power control mode to optimize power consumption according to their needs.
• The display device can provide high-quality images while minimizing power consumption.
• The technology allows for efficient power usage, leading to longer battery life in portable devices.

Abstract

A display device includes a display panel which displays an image based on output image data converted from input image data, an input voltage controller which determines a maximum scale factor and a minimum scale factor based on a power control mode set by a user, calculates a maximum driving voltage based on the maximum scale factor and the minimum scale factor, and calculates an optimal voltage based on the maximum driving voltage, a power supply which generates an input voltage based on the optimal voltage, and a driving voltage generator which generates a driving voltage provided to the display panel using the input voltage.

DISPLAY DEVICE (18086762)

Main Inventor

DAE-SIK LEE

Brief explanation

The patent application describes a display device that includes a timing controller, a level shifter, a gate driver, an over-current detector, and a voltage generator. Here is a simplified explanation of the abstract:

• The display device has a timing controller that generates on-clock and off-clock signals.
• A level shifter sequentially generates gate clock signals synchronized with the on-clock and off-clock signals.
• The gate clock signals have a voltage corresponding to a gate driving voltage.
• A gate driver generates gate signals based on the gate clock signals.
• An over-current detector senses the current of each gate clock signal during the on-current detection mode.
• The over-current detector generates a shutdown signal if an over-current is detected.
• A voltage generator provides the gate driving voltage to the level shifter and stops providing it when the shutdown signal is generated.

Potential applications of this technology:

• Display devices such as LCD screens, OLED screens, or LED screens.
• Any device that requires a display, such as smartphones, tablets, televisions, or computer monitors.

Problems solved by this technology:

• Over-current protection: The over-current detector detects excessive current in the gate clock signals and triggers a shutdown to prevent damage to the display device.
• Gate driving voltage control: The voltage generator provides the necessary gate driving voltage to the level shifter, ensuring proper operation of the display device.

Benefits of this technology:

• Enhanced safety: The over-current detector protects the display device from potential damage caused by excessive current.
• Improved reliability: By controlling the gate driving voltage, the technology ensures the proper functioning of the display device, reducing the risk of malfunctions or failures.

Abstract

A display device may include a timing controller which generates on-clock and off-clock signals, a level shifter which sequentially generates gate clock signals each having a rising edge and a falling edge respectively synchronized with a rising edge of the on-clock signal and a falling edge of the off-clock signal, the gate clock signals having a voltage corresponding to a gate driving voltage, a gate driver generating gate signals based on the gate clock signals, an over-current detector detecting an over-current by sensing a current of each of the gate clock signals at a time point when the falling edge of the on-clock signal is generated in an on-current detection mode, and generates a shutdown signal in response to the detected over-current, and a voltage generator providing the gate driving voltage to the level shifter and stops providing the gate driving voltage in response to the generated shutdown signal.

ELECTRONIC APPARATUS AND METHOD OF MANUFACTURING THE SAME (18244556)

Main Inventor

Dong Hwan KIM

Brief explanation

The abstract describes an electronic apparatus that includes a circuit board, a driving chip mounted on the circuit board, a shield-can that covers the driving chip, and a first film with an opening that exposes a part of the shield-can.

• The electronic apparatus includes a circuit board and a driving chip mounted on it.
• A shield-can is used to cover the driving chip, providing protection.
• The shield-can has a top surface and a side surface that extends towards the circuit board.
• The top surface of the shield-can covers the driving chip.
• A first film is placed on the shield-can and has an opening that exposes a part of the shield-can's top surface.

Potential applications of this technology:

• This electronic apparatus can be used in various electronic devices such as smartphones, tablets, computers, etc.
• It can be utilized in automotive electronics, medical devices, and industrial equipment.

Problems solved by this technology:

• The shield-can provides protection to the driving chip from external factors such as dust, moisture, and electromagnetic interference.
• The first film with the opening allows for easy access to the shield-can, enabling maintenance or replacement of the driving chip if needed.

Benefits of this technology:

• The shield-can ensures the durability and reliability of the driving chip by protecting it from potential damage.
• The first film's opening simplifies the process of accessing the driving chip, reducing maintenance time and effort.
• The electronic apparatus can be used in various applications, providing versatility and flexibility.

Abstract

An electronic apparatus includes: a circuit board; a driving chip mounted on the circuit board; a shield-can including a top surface and a side surface extending in a direction from the top surface to the circuit board, wherein the top surface covers the driving chip; and a first film disposed on the shield-can and including a first opening that exposes a part of the top surface of the shield-can.

DISPLAY DEVICE AND MANUFACTURING METHOD OF THE SAME (18112086)

Main Inventor

Do Yeong PARK

Brief explanation

The patent application describes a display device that includes an external bank defining an emission area, with two light emitting elements spaced apart from each other within this area. The device also includes connection electrodes that electrically contact the light emitting elements and insulating layers that expose the ends of the light emitting elements. The connection electrodes are electrically connected through a contact hole penetrating the insulating layer.

• The display device includes an external bank that defines the emission area.
• Two light emitting elements are spaced apart within the emission area.
• Connection electrodes are used to electrically contact the light emitting elements.
• Insulating layers are present to expose the ends of the light emitting elements.
• The connection electrodes are electrically connected through a contact hole in the insulating layer.

Potential Applications

• This display device can be used in various electronic devices such as smartphones, tablets, and televisions.
• It can be utilized in advertising displays, digital signage, and other visual communication systems.

Problems Solved

• The display device solves the problem of efficiently and effectively connecting the light emitting elements within the emission area.
• It addresses the issue of ensuring proper electrical contact between the connection electrodes and the light emitting elements.

Benefits

• The display device provides a simplified and compact design.
• It allows for improved electrical connectivity and performance.
• The device offers versatility and can be integrated into various electronic devices and visual communication systems.

Abstract

A display device includes an external bank defining an emission area, a first and second light emitting elements spaced apart from each other in the emission area, each including a first end and a second end, a first connection electrode electrically contacting the first end of the first light emitting element, a second connection electrode spaced apart from the first connection electrode and electrically contacting the first end of the second light emitting element, a first insulating layer on the first and second connection electrodes exposing the second ends of the first and the second light emitting elements, a third connection electrode electrically contacting the second end of the first light emitting element, and a fourth connection electrode electrically contacting the second end of the second light emitting element, and electrically connected to the first connection electrode through a contact hole penetrating the first insulating layer.

DISPLAY DEVICE AND METHOD OF REPAIRING THE SAME (18338845)

Main Inventor

Do Yeong PARK

Brief explanation

The patent application describes a display device with sub-pixels that have emission and non-emission areas. Each sub-pixel includes alignment electrodes, insulating layers, and light emitting elements. The second and third insulating layers are not present on at least one area of the first alignment electrode in the non-emission area.

• The display device has sub-pixels with emission and non-emission areas.
• Each sub-pixel includes alignment electrodes, insulating layers, and light emitting elements.
• The second and third insulating layers are absent in at least one area of the first alignment electrode in the non-emission area.

Potential Applications

This technology can be applied in various display devices, including but not limited to:

• Televisions
• Computer monitors
• Mobile phones
• Tablets
• Wearable devices

Problems Solved

The patent application addresses the following problems:

• Ensuring proper alignment and insulation in display devices with sub-pixels.
• Improving the efficiency and performance of the display by optimizing the structure of the sub-pixels.
• Reducing manufacturing complexity and costs associated with display devices.

Benefits

The use of this technology offers several benefits:

• Enhanced display quality with improved alignment and insulation.
• Increased efficiency and performance of the display, resulting in better image and video rendering.
• Simplified manufacturing process, leading to cost savings and potentially lower prices for consumers.

Abstract

A display device including: a first sub-pixel, a second sub-pixel, and a third sub-pixel adjacent to each other, each of the first, second, and third sub-pixels including an emission area and a non-emission area, where each of the first, second, and third sub-pixels includes: a first alignment electrode and a second alignment electrode spaced from each other; a first insulating layer on the first alignment electrode and the second alignment electrode; light emitting elements on the first insulating layer on the first alignment electrode and the second alignment electrode in the emission area; a second insulating layer on the first insulating layer and the light emitting elements; and a third insulating layer on the second insulating layer, wherein the second and the third insulating layers are not on at least one area of the first alignment electrode in at least the non-emission area.

DISPLAY DEVICE (18334512)

Main Inventor

Hyung June KIM

Brief explanation

The abstract describes a display device that includes a substrate, light emitting elements, electrodes, a cover layer, and a color conversion layer. The cover layer is made up of multiple sub-insulating layers with different refractive indices.

• The display device includes a substrate with an emission area and a non-emission area.
• A plurality of light emitting elements are placed on the substrate.
• The light emitting elements are electrically connected to a first and second electrode, which are spaced apart from each other.
• A cover layer is placed on top of the electrodes.
• The cover layer consists of multiple sub-insulating layers, each containing a first and second layer with different refractive indices.
• A color conversion layer is placed on top of the cover layer.

Potential applications of this technology:

• This display device can be used in various electronic devices such as smartphones, tablets, televisions, and monitors.
• It can also be used in wearable devices such as smartwatches and augmented reality glasses.

Problems solved by this technology:

• The use of multiple sub-insulating layers with different refractive indices helps to improve the overall display quality and color accuracy.
• It reduces the occurrence of unwanted reflections and enhances the contrast ratio of the display.

Benefits of this technology:

• The display device provides improved color accuracy and image quality.
• It offers better visibility in different lighting conditions.
• The use of multiple sub-insulating layers helps to reduce unwanted reflections, resulting in a clearer and more vibrant display.

Abstract

A display device according to an embodiment includes a substrate including an emission area and a non-emission area, a plurality of light emitting elements disposed on the substrate, a first electrode and a second electrode disposed to be spaced apart from each other and electrically connected to plurality of the light emitting elements, a cover layer disposed on the first electrode and the second electrode, and a color conversion layer disposed on the cover layer. The cover layer includes a plurality of sub-insulating layers each including a first layer and a second layer sequentially stacked. The first layer and the second layer have different refractive indices.

DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME (18212652)

Main Inventor

No Kyung PARK

Brief explanation

The abstract describes a display device that includes alignment electrodes, a bank, and light emitting elements. 

• The display device has four alignment electrodes arranged in a sequential manner in a first emission area.
• A bank is present on the alignment electrodes, dividing the first emission area and a second emission area.
• The bank includes horizontal and vertical extension parts to provide structure and support.
• The first and second alignment electrodes have first light emitting elements overlapping with them.
• The second and third alignment electrodes have second light emitting elements overlapping with them.
• The third and fourth alignment electrodes have third light emitting elements overlapping with them.

Potential Applications

• This display device can be used in various electronic devices such as smartphones, tablets, and televisions.
• It can also be used in wearable devices like smartwatches and augmented reality glasses.

Problems Solved

• The display device solves the problem of efficiently arranging alignment electrodes and light emitting elements in a compact manner.
• The bank helps in partitioning different emission areas, allowing for better control and organization of the display.

Benefits

• The simplified arrangement of alignment electrodes and light emitting elements reduces complexity and manufacturing costs.
• The use of a bank provides structural support and improves the overall durability of the display device.
• The display device offers improved image quality and resolution due to the precise arrangement of the alignment electrodes and light emitting elements.

Abstract

A display device includes: first to fourth alignment electrodes sequentially arranged while being spaced from each other in a first direction in a first emission area; a bank on the first to fourth alignment electrodes, the bank including first and second horizontal extension parts extending in the first direction and first to third vertical extension parts extending in a second direction crossing the first direction, the bank partitioning the first emission area and a second emission area; first light emitting elements overlapping with the first alignment electrode and the second alignment electrode on the first alignment electrode and the second alignment electrode; second light emitting elements overlapping with the second alignment electrode and the third alignment electrode on the second alignment electrode and the third alignment electrode; and third light emitting elements overlapping with the third and fourth alignment electrodes on the third and fourth alignment electrodes.

DISPLAY DEVICE THAT DISPLAYS A THREE-DIMENSIONAL (3D) IMAGE AND A TWO-DIMENSIONAL (2D) IMAGE (18131206)

Main Inventor

Young Sang HA

Brief explanation

The patent application describes a display device that can switch between displaying 3D and 2D images. It includes a display panel, a switchable lens layer, a resin supply part, and a magnetic field generator.

• The display panel can show a 3D image in one mode and a 2D image in another mode.
• The switchable lens layer, made of resin, is placed on top of the display panel.
• The resin supply part is connected to the switchable lens layer and provides resin to it.
• When in the 3D mode, the resin moves from the supply part to the lens layer.
• When in the 2D mode, a magnetic field is applied to the supply part, causing the resin to be stored there.

Potential applications of this technology:

• 3D displays for entertainment purposes, such as gaming or movies.
• Medical imaging, where 3D visualization is important for diagnosis and treatment planning.
• Virtual reality (VR) and augmented reality (AR) devices, providing immersive experiences.

Problems solved by this technology:

• The ability to switch between 3D and 2D modes allows for versatile use of the display device.
• The use of a switchable lens layer and resin supply part simplifies the switching mechanism.
• The magnetic field generator provides a convenient way to store the resin when not in 3D mode.

Benefits of this technology:

• Enhanced user experience with the ability to view both 3D and 2D content.
• Simplified design and operation of the display device.
• Cost-effective solution compared to other methods of achieving 3D and 2D display capabilities.

Abstract

A display device includes: a display panel displaying a three-dimensional (3D) image in a first mode and displaying a two-dimensional (2D) image in a second mode; a switchable lens layer disposed on the display panel and including a resin; a resin supply part connected to the switchable lens layer and supplying the resin to the switchable lens layer; and a magnetic field generator applying a magnetic field to the resin supply part when in the second mode, wherein the resin moves from the resin supply part to the switchable lens layer when in the first mode and is stored in the resin supply part when in the second mode.

LIGHT-EMITTING DEVICE AND ELECTRONIC APPARATUS INCLUDING THE SAME (18193218)

Main Inventor

Jonghoon Kim

Brief explanation

The patent application describes a light-emitting device that includes a first electrode, a second electrode, and an interlayer between them. The interlayer contains an emission layer, which consists of a first emission layer with a first quantum dot and a p-type compound, and a second emission layer with a second quantum dot and an n-type compound. The second emission layer is positioned towards the first electrode, which serves as the cathode.

• The light-emitting device includes a first electrode, a second electrode, and an interlayer with an emission layer.
• The emission layer consists of a first emission layer with a first quantum dot and a p-type compound.
• The emission layer also includes a second emission layer with a second quantum dot and an n-type compound.
• The second emission layer is positioned towards the first electrode, which is the cathode.

Potential Applications

• Lighting applications
• Display technologies
• Optoelectronic devices

Problems Solved

• Enhanced light emission efficiency
• Improved color purity
• Increased device stability

Benefits

• Higher energy efficiency
• More vibrant and accurate colors
• Longer lifespan of the device

Abstract

Provided is a light-emitting device including: a first electrode; a second electrode facing the first electrode; and an interlayer between the first electrode and the second electrode and including an emission layer, wherein the emission layer includes: a first emission layer including a first quantum dot and a p-type compound; and a second emission layer including a second quantum dot and an n-type compound, the second emission layer is in a direction of the first electrode, and the first electrode is a cathode.

DISPLAY MODULE, DISPLAY PANEL, AND METHOD FOR MANUFACTURING THE DISPLAY PANEL (18244188)

Main Inventor

Keehyun NAM

Brief explanation

The patent application describes a display module with a window and a display panel. The window includes a base substrate and a bezel pattern, while the display panel includes a glass substrate, an encapsulation substrate, a sealing member, a circuit element layer, and a display element layer.

• The bezel pattern on the window includes a first bezel pattern along the edge of the base substrate and a second bezel pattern that extends from the first bezel pattern. The second bezel pattern has a transmission area.
• The display panel has a glass substrate and an encapsulation substrate, which are connected by a sealing member that overlaps the first bezel pattern.
• The circuit element layer, which includes a transistor, is placed on the glass substrate.
• The display element layer, which includes light emitting elements, is placed on the circuit element layer. It exposes a portion of the layer beneath it, corresponding to the transmission area.

Potential Applications

• This display module can be used in various electronic devices such as smartphones, tablets, and televisions.
• It can also be used in automotive displays, wearable devices, and other display applications.

Problems Solved

• The bezel pattern and the sealing member provide a secure and aesthetically pleasing connection between the window and the display panel.
• The exposed portion of the layer beneath the display element layer allows for the transmission of light, enhancing the display quality.

Benefits

• The display module provides a sleek and seamless design with a bezel pattern that overlaps the base substrate.
• The transmission area in the bezel pattern allows for improved display quality and visibility.
• The secure connection between the window and the display panel ensures durability and longevity of the display module.

Abstract

A display module includes a window including a base substrate and a bezel pattern overlapping the base substrate in a plan view, and a display panel. The bezel pattern includes a first bezel pattern extending along an edge of the base substrate, and a second bezel pattern which extends from the first bezel pattern and of which at least a portion defines a transmission area. The display panel includes a glass substrate, an encapsulation substrate on the glass substrate, a sealing member coupling the glass substrate and the encapsulation substrate and overlapping the first bezel pattern in the plan view, a circuit element layer disposed on the glass substrate and including a transistor, and a display element layer disposed on the circuit element layer and including light emitting elements. The display element layer exposes a portion of a layer disposed thereunder, which corresponds to the transmission area.

ORGANIC LIGHT EMITTING DIODE DISPLAY AND METHOD FOR MANUFACTURING THE SAME (18244909)

Main Inventor

Jin-Kwang KIM

Brief explanation

The abstract describes an organic light emitting diode (OLED) display with multiple layers on a substrate. Here are the bullet points explaining the patent/innovation:

• The OLED display consists of a substrate, an organic light emitting diode, and several layers.
• A metal oxide layer is formed on the substrate, covering the OLED.
• A first inorganic layer is formed on the substrate, covering the OLED.
• A second inorganic layer is formed on the first inorganic layer, contacting it at an edge.
• An organic layer is formed on the second inorganic layer, covering a smaller area than the second inorganic layer.
• A third inorganic layer is formed on the organic layer, covering a larger area than the organic layer, and contacting the first and second inorganic layers at an edge.

Potential applications of this technology:

• OLED displays can be used in various electronic devices such as smartphones, tablets, televisions, and wearable devices.
• The described layered structure can enhance the performance and durability of OLED displays, making them more suitable for commercial applications.

Problems solved by this technology:

• The multiple layers provide protection to the OLED and improve its overall performance.
• The metal oxide layer and the inorganic layers act as barriers against moisture, oxygen, and other environmental factors that can degrade the OLED.
• The layered structure helps to prevent damage and extend the lifespan of the OLED display.

Benefits of this technology:

• Improved durability and lifespan of OLED displays.
• Enhanced performance and image quality.
• Protection against environmental factors that can degrade the OLED.
• Potential for thinner and lighter OLED displays due to the optimized layer structure.

Abstract

An organic light emitting diode (OLED) display including: a substrate; an organic light emitting diode formed on the substrate; a metal oxide layer formed on the substrate and covering the organic light emitting diode; a first inorganic layer formed on the substrate and covering the organic light emitting diode; a second inorganic layer formed on the first inorganic layer and contacting the first inorganic layer at an edge of the second inorganic layer; an organic layer formed on the second inorganic layer and covering a relatively smaller area than the second inorganic layer; and a third inorganic layer formed on the organic layer, covering a relatively larger area than the organic layer, and contacting the first inorganic layer and the second inorganic layer at an edge of the third inorganic layer.

PIXEL CIRCUIT AND DISPLAY DEVICE INCLUDING THE SAME (18104556)

Main Inventor

KEUNWOO KIM

Brief explanation

The abstract describes a pixel circuit that consists of two transistors and polycrystalline silicon doped with different impurities. 

• The first transistor has a gate terminal connected to a gate node and a first terminal with polycrystalline silicon doped with a first impurity. The first terminal is also connected to a first voltage. The second terminal of the first transistor also has polycrystalline silicon doped with the first impurity.
• The second transistor has a gate terminal connected to a first gate signal, a third terminal with polycrystalline silicon doped with a second impurity, and a fourth terminal with polycrystalline silicon doped with the second impurity.

Potential applications of this technology:

• Display technologies, such as LCD or OLED screens, where pixel circuits are used to control individual pixels.
• Image sensors, where pixel circuits are used to capture and process light signals.

Problems solved by this technology:

• Improved performance and functionality of pixel circuits by utilizing different impurities in the polycrystalline silicon, allowing for more precise control of the transistors.
• Reduction of noise and signal interference in pixel circuits, resulting in clearer and more accurate image or display quality.

Benefits of this technology:

• Enhanced image quality and resolution in displays or image sensors.
• Improved power efficiency and response time of pixel circuits.
• Increased flexibility and versatility in designing pixel circuits for various applications.

Abstract

A pixel circuit includes a first transistor a first gate terminal electrically connected to a gate node, a first terminal including polycrystalline silicon doped with a first impurity and electrically connected to a first voltage and a second terminal including polycrystalline silicon doped with the first impurity, and a second transistor a second gate terminal electrically connected to a first gate signal, a third terminal including polycrystalline silicon doped with a second impurity and electrically connected to the gate node and a fourth terminal including polycrystalline silicon doped with the second impurity.

DISPLAY PANEL AND ELECTRONIC DEVICE INCLUDING THE SAME (18307547)

Main Inventor

Byungsun Kim

Brief explanation

The patent application describes a display panel that includes a substrate with two display areas, one inside the other. The second display area contains sub-pixel circuit areas and transmissive areas surrounding them. The panel also includes light-emitting diodes (LEDs) in both display areas and sub-pixel circuits connected to the LEDs in the second display area.

• The display panel has a unique design with two display areas, allowing for more versatile and dynamic visual presentations.
• The sub-pixel circuit areas and transmissive areas in the second display area enhance the performance and efficiency of the LEDs.
• The sub-pixel circuits enable precise control and electrical connection to the LEDs in the second display area.

Potential Applications

• This display panel technology can be used in various electronic devices such as smartphones, tablets, televisions, and computer monitors.
• It can be particularly useful in advertising displays, digital signage, and other applications where vibrant and customizable visual content is desired.

Problems Solved

• Traditional display panels often have limitations in terms of design flexibility and visual impact.
• The integration of sub-pixel circuit areas and transmissive areas in the second display area helps overcome these limitations by improving the performance and efficiency of the LEDs.

Benefits

• The display panel offers a more visually appealing and engaging user experience with its two display areas and enhanced LED performance.
• The sub-pixel circuits ensure precise control and electrical connection to the LEDs, resulting in improved image quality and color accuracy.
• The technology allows for more creative and flexible designs in electronic devices and visual displays.

Abstract

A display panel includes a substrate including a first display area, and a second display area inside the first display area and including sub-pixel circuit areas, and transmissive areas respectively at least partially surrounding the sub-pixel circuit areas, light-emitting diodes in the first display area and in the second display area, and sub-pixel circuits respectively electrically connected to ones of the light-emitting diodes in the second display area, wherein two adjacent ones of the sub-pixel circuit areas are spaced apart from each other in a first direction with a first separation area therebetween, the first separation area including one of the transmissive areas.

DISPLAY DEVICE INCLUDING PIXELS WITH DIFFERENT TYPES OF TRANSISTORS (18465700)

Main Inventor

HEE RIM SONG

Brief explanation

The abstract describes a display device with multiple pixels, each containing a light emitting element. The pixels are equipped with scan lines, data lines, power lines, and reference voltage lines. The device includes four transistors to control the current of the light emitting element, with the fourth transistor being of a different type than the first three.

• The display device includes multiple pixels with light emitting elements.
• Each pixel has scan lines, data lines, power lines, and reference voltage lines.
• Four transistors are used to control the current of the light emitting element.
• The fourth transistor is of a different type than the first three.

Potential Applications

• This display device can be used in various electronic devices such as smartphones, tablets, televisions, and computer monitors.
• It can be utilized in augmented reality and virtual reality headsets to provide high-quality visuals.

Problems Solved

• The display device solves the problem of controlling the current of the light emitting elements in each pixel.
• It addresses the need for a display technology that can be integrated into various electronic devices.

Benefits

• The display device offers improved image quality and brightness.
• It provides efficient control of the light emitting elements, resulting in energy savings.
• The device allows for the creation of high-resolution displays with vibrant colors.

Abstract

A display device may include a plurality of pixels each including a light emitting element. A first scan line and a second scan line are disposed in each of the pixels. A data line is disposed in each of the pixels. A power line is disposed in each of the pixels. A reference voltage line is disposed in each of the pixels. A first transistor controls a current of the light emitting element. A second transistor is connected between the data line and a first gate electrode of the first transistor. A third transistor is connected between the reference voltage line and a first electrode of the first transistor. A fourth transistor is connected between the power line and a second electrode of the first transistor. The fourth transistor may be a transistor of a type different from that of the first to third transistors.

DISPLAY DEVICE (18125203)

Main Inventor

Chi Wook AN

Brief explanation

The abstract describes an emissive display device that includes various layers and electrodes to create a display. The device includes a substrate, a transistor, a first electrode, a pixel defining layer, an emission layer, a second electrode, an encapsulation layer, a first organic layer, and a second organic layer.

• The device includes a substrate on which the display is built.
• A transistor is placed on the substrate to control the flow of electricity.
• A first electrode is connected to the transistor to provide electrical connection.
• A pixel defining layer is placed on the first electrode and has an opening that overlaps the electrode.
• An emission layer is placed in the pixel opening, overlapping the first electrode.
• A second electrode is placed on top of the pixel defining layer and the emission layer.
• An encapsulation layer is placed on the second electrode to protect the layers beneath.
• A first organic layer is placed on the encapsulation layer and has a rotation opening.
• A second organic layer is placed inside the rotation opening and on top of the first organic layer.
• The rotation opening has a planar shape that is formed by increasing the planar shape of the pixel opening by a ratio and rotating it by an angle in a specific direction.

Potential applications of this technology:

• Emissive display devices can be used in various electronic devices such as smartphones, tablets, televisions, and wearable devices.
• The technology can be used to create high-resolution and vibrant displays with improved energy efficiency.

Problems solved by this technology:

• The emissive display device provides a solution for creating high-quality displays with improved energy efficiency.
• The rotation opening allows for better control and manipulation of the emitted light, resulting in improved display performance.

Benefits of this technology:

• The device allows for the creation of high-resolution and vibrant displays.
• The improved energy efficiency of the device leads to longer battery life in portable devices.
• The rotation opening provides better control over the emitted light, resulting in improved display performance and image quality.

Abstract

An emissive display device includes: a substrate; a transistor disposed on the substrate; a first electrode electrically connected to the transistor; a pixel defining layer disposed on the first electrode and including a pixel opening overlapping the first electrode; an emission layer overlapping the first electrode and disposed in the pixel opening; a second electrode disposed on the pixel defining layer and the emission layer; an encapsulation layer disposed on the second electrode; a first organic layer disposed on the encapsulation layer and including a rotation opening; and a second organic layer disposed inside of the rotation opening and on the first organic layer. The rotation opening has a planar shape formed by increasing a planar shape of the pixel opening by a ratio and rotating the planar shape of the pixel opening by an angle in a direction.

DISPLAY APPARATUS (18320069)

Main Inventor

Kwangmin Kim

Brief explanation

The patent application describes a display apparatus that includes two pixel electrodes spaced apart on a substrate, a pixel defining layer with openings exposing the central portions of the pixel electrodes, a separator above the pixel defining layer, and connection electrodes between the pixel defining layer and the separator. It also includes intermediate layers on the pixel electrodes, counter electrodes on the intermediate layers, and connection electrodes connecting the counter electrodes.

• The display apparatus has two pixel electrodes and counter electrodes, allowing for more precise control of the display.
• The pixel defining layer and separator help to separate and define the different pixels on the display.
• The connection electrodes ensure proper electrical connections between the different layers of the display.

Potential Applications

• This display apparatus can be used in various electronic devices such as smartphones, tablets, and televisions.
• It can be used in augmented reality and virtual reality devices to provide high-quality and immersive visual experiences.

Problems Solved

• The display apparatus solves the problem of accurately controlling the display by providing separate pixel and counter electrodes.
• It addresses the issue of pixel definition and separation by using a pixel defining layer and separator.
• The connection electrodes solve the problem of ensuring proper electrical connections between the different layers of the display.

Benefits

• The display apparatus provides improved display quality and resolution due to the separate pixel and counter electrodes.
• It allows for more precise control of the display, resulting in better image rendering and color accuracy.
• The use of a pixel defining layer and separator helps to enhance the clarity and definition of individual pixels on the display.

Abstract

A display apparatus includes: a first pixel electrode and a second pixel electrode spaced apart from each other on a substrate; a pixel defining layer having a first opening exposing a central portion of the first pixel electrode and a second opening exposing a central portion of the second pixel electrode; a separator above the pixel defining layer and, in a plan view, between the first opening and the second opening; a connection electrode between the pixel defining layer and the separator; a first intermediate layer on the first pixel electrode; a second intermediate layer on the second pixel electrode and spaced apart from the first intermediate layer; a first counter electrode on the first intermediate layer and electrically connected to the connection electrode; and a second counter electrode on the second intermediate layer, spaced apart from the first counter electrode, and electrically connected to the connection electrode.

DISPLAY DEVICE (18232575)

Main Inventor

KIHO BANG

Brief explanation

The patent application describes a display device that includes a data line, a vertical transmission line, and a horizontal transmission line. The data line is arranged in a second direction on a display area divided into upper and lower display areas and is connected to pixels. The vertical transmission line extends in the first direction on the display area and transfers a ground power supply voltage from the upper side of the display area to the pixels, as well as receives a data voltage from the lower side of the display area. The horizontal transmission line extends in the second direction on the display area and is connected to the vertical transmission line and the data line on the lower display area to transfer the data voltage to the data line.

• The display device includes a data line, vertical transmission line, and horizontal transmission line.
• The data line is arranged in a second direction on a divided display area and connected to pixels.
• The vertical transmission line transfers a ground power supply voltage from the upper side of the display area to the pixels.
• The vertical transmission line also receives a data voltage from the lower side of the display area.
• The horizontal transmission line transfers the data voltage to the data line on the lower display area.

Potential Applications

• This display device technology can be used in various electronic devices such as smartphones, tablets, laptops, and televisions.
• It can be applied in industries that require high-quality displays, such as gaming, entertainment, and advertising.

Problems Solved

• The display device solves the problem of efficiently transferring power and data signals to the pixels.
• It addresses the challenge of arranging and connecting the data line, vertical transmission line, and horizontal transmission line in a compact and effective manner.

Benefits

• The display device allows for improved power supply and data transmission efficiency, resulting in better overall performance.
• It enables the creation of displays with higher resolution and image quality.
• The compact design of the display device allows for thinner and lighter electronic devices.

Abstract

A display device includes a data line, a vertical transmission line and a horizontal transmission line. The data line extends in a first direction and is arranged in a second direction on a display area divided into upper and lower display areas, and is connected to pixels. A vertical transmission line extends in the first direction on the display area. The vertical transmission line receives a ground power supply voltage from an upper side of the display area to transfer the ground power supply voltage to the pixels, and receives a data voltage from a lower side of the display area. A horizontal transmission line extends in the second direction on the display area and is arranged in the first direction. The horizontal transmission line is connected to the vertical transmission line and the data line on the lower display area to transfer the data voltage to the data line.

DISPLAY DEVICE (18298879)

Main Inventor

Yoonsun Choi

Brief explanation

The abstract describes a display device that includes a pixel array, fan-out wiring, and sealing area. The device also has transmission wiring and a sealing member in the sealing area.

• The display device has a pixel array and fan-out wiring in the display area.
• The fan-out wiring is also present in the peripheral and sealing areas.
• The sealing area includes a first fan-out line at a first layer and a second fan-out line at a second layer.
• The sealing area also includes a first transmission line at the first layer and a second transmission line at the second layer, which is connected to the first transmission line.
• The first and second transmission lines are positioned between the first and second fan-out lines in a plan view.
• The sealing area is equipped with a sealing member.

Potential Applications

• This display device can be used in various electronic devices such as smartphones, tablets, and televisions.
• It can be utilized in augmented reality (AR) and virtual reality (VR) headsets.
• The technology can be applied in automotive displays and wearable devices.

Problems Solved

• The fan-out wiring and transmission wiring in the sealing area help in efficiently routing electrical signals.
• The sealing member ensures protection and prevents damage to the display device.
• The design allows for a compact and space-saving display device.

Benefits

• The display device provides improved signal transmission and connectivity.
• It offers enhanced durability and protection due to the sealing member.
• The compact design allows for more efficient use of space in electronic devices.

Abstract

A display device comprises a pixel array in a display area, a fan-out wiring in a peripheral area adjacent to the display area, and in a sealing area surrounding the display area, and including a first fan-out line at a first layer, and a second fan-out line at a second layer, a transmission wiring in the sealing area, and including a first transmission line at the first layer, and a second transmission line at the second layer and electrically connected to the first transmission line, the first transmission line and the second transmission line being between the first fan-out line and the second fan-out line in a plan view, and a sealing member in the sealing area.

DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF (18462522)

Main Inventor

DONG MIN LEE

Brief explanation

The abstract describes a display device that includes a substrate, a gate line, a transistor, and a light-emitting element. The gate line consists of three layers: a first layer made of aluminum or an aluminum alloy, a second layer made of titanium nitride, and a third layer made of metallic titanium nitride. The metallic titanium nitride has an N/Ti molar ratio ranging from about 0.2 to about 0.75.

• The display device includes a substrate, gate line, transistor, and light-emitting element.
• The gate line is composed of three layers: aluminum or an aluminum alloy, titanium nitride, and metallic titanium nitride.
• The metallic titanium nitride has an N/Ti molar ratio between 0.2 and 0.75.

Potential Applications

This technology can be applied in various display devices, such as:

• Televisions
• Computer monitors
• Smartphones
• Tablets
• Wearable devices

Problems Solved

The display device addresses the following issues:

• Improved performance and efficiency of the gate line
• Enhanced durability and longevity of the display device
• Reduction in power consumption

Benefits

The use of the three-layer gate line in the display device offers several advantages:

• Higher conductivity and improved signal transmission
• Increased resistance to corrosion and wear
• Lower power consumption and improved energy efficiency

Abstract

Provided is a display device. The display device includes: a substrate; a gate line disposed on the substrate; a transistor including a part of the gate line; and a light-emitting element connected to the transistor, in which the gate line includes a first layer including aluminum or an aluminum alloy, a second layer including titanium nitride, and a third layer including metallic titanium nitride. An N/Ti molar ratio of the metallic titanium nitride may be in a range from about 0.2 to about 0.75.

DISPLAY DEVICE (18191391)

Main Inventor

Sunkyu Joo

Brief explanation

The patent application describes a display apparatus that includes different types of sub-pixels and a multi-layered structure to achieve color conversion and filtering. The display apparatus utilizes organic light-emitting diodes (OLEDs) with multiple emission layers and quantum dots to convert incident light into different colors.

• The display apparatus includes first, second, and third sub-pixels, each capable of emitting light of different colors.
• An organic light-emitting diode (OLED) with at least two emission layers is used to emit light of different colors.
• A color conversion layer is placed over the first sub-pixels and contains quantum dots that convert incident light into light of a specific color.
• A first color filter is placed over the color conversion layer to further refine the color output.
• A first transmission layer is placed over the second sub-pixels, followed by a second color filter to achieve a different color output.
• A second transmission layer is placed over the third sub-pixels, followed by a third color filter to achieve yet another color output.
• The material used for the first and second transmission layers is the same, providing consistency in the display's performance.

Potential applications of this technology:

• High-quality displays for televisions, smartphones, tablets, and other electronic devices.
• Enhanced color accuracy and vibrancy in digital signage and advertising displays.
• Improved color reproduction in medical imaging and professional photography.

Problems solved by this technology:

• Achieving accurate and vibrant colors in displays with multiple sub-pixels.
• Enhancing color conversion efficiency using quantum dots.
• Maintaining consistency in color output across different sub-pixels.

Benefits of this technology:

• Improved color accuracy and vibrancy in displays.
• Enhanced visual experience for users.
• Greater flexibility in designing displays with different color outputs.

Abstract

A display apparatus includes first sub-pixels, second sub-pixels, and third sub-pixels, an organic light-emitting diode including at least two emission layers emitting light of different colors, a color conversion layer disposed over the first sub-pixels and including quantum dots converting incident light into light of a first color, a first color filter disposed over the color conversion layer, a first transmission layer disposed over the second sub-pixels, a second color filter disposed over the first transmission layer, a second transmission layer disposed over the third sub-pixels, and a third color filter disposed over the second transmission layer, wherein a material of the first transmission layer is a same material as the second transmission layer.

DISPLAY DEVICE (18191797)

Main Inventor

JAEHYUNG CHO

Brief explanation

The abstract describes a display device with a display panel and an input sensor. The input sensor includes detection electrodes and trace lines connected to them. The trace lines have mesh lines that extend in a first direction and include a first row mesh line and a second row mesh line spaced apart in a second direction. The device also includes a second portion with column wiring connected to the mesh lines and extending in the second direction.

• The display device includes a display panel and an input sensor with detection electrodes and trace lines.
• The trace lines have mesh lines that extend in a first direction.
• The mesh lines include a first row mesh line and a second row mesh line spaced apart in a second direction.
• The device also includes a second portion with column wiring connected to the mesh lines and extending in the second direction.

Potential applications of this technology:

• Touchscreen devices
• Interactive displays
• Gaming consoles
• Smart appliances

Problems solved by this technology:

• Improved touch sensitivity and accuracy
• Enhanced user experience with precise input detection

Benefits of this technology:

• High-resolution touch detection
• Increased responsiveness
• Improved user interface interaction

Abstract

A display device including a display panel and an input sensor including detection electrodes overlapping an active area, and first trace lines connected to the detection electrodes, having a portion overlapping the active area, and including mesh lines overlapping the active area, having a portion extending in a first direction, and including a first row mesh line having a portion extending in the first direction, and a second row mesh line having a portion extending in the first direction, and spaced apart from the first row mesh line in a second direction, and a second portion electrically connected to the mesh lines, overlapping the peripheral area, extending in the second direction, and including a first column wiring connected to the first row mesh line and extending in the second direction, and a second column wiring connected to the second row mesh line and extending in the second direction.

DISPLAY DEVICE (18238511)

Main Inventor

Hyunjae Na

Brief explanation

The abstract describes a display device with two sensor parts, one consisting of a trunk and two branches connected by a bridge, and the other consisting of a trunk and a branch.

• The display device includes a first sensor part with a trunk, two branches, and a bridge connecting the branches.
• A second sensor part is also included, with a trunk and a branch.
• The second sensor part is positioned between the branches of the first sensor part.

Potential applications of this technology:

• Touchscreen displays
• Gesture recognition systems
• Virtual reality and augmented reality devices

Problems solved by this technology:

• Improved accuracy and sensitivity of touch and gesture input
• Enhanced user experience in interactive displays
• More precise tracking of user movements

Benefits of this technology:

• Increased functionality and versatility of display devices
• Improved user interaction and control
• Enhanced performance in various applications

Abstract

A display device including a first sensor part that includes a first trunk portion, a first branch portion connected to the first trunk portion and extending in a direction different from a first direction and a second direction, a second branch portion spaced apart from the first branch portion, and a bridge connecting the first branch portion to the second branch portion. A second sensor part includes a second trunk portion extending in the second direction, and a third branch portion disposed between the first branch portion and the second branch portion.

MOTHER SUBSTRATE INCLUDING A PLURALITY OF DISPLAY DEVICE AND METHOD FOR FABRICATING DISPLAY DEVICE (18189940)

Main Inventor

Yun Won YI

Brief explanation

The abstract describes a patent application for a mother substrate that includes various layers and cells for display purposes. 

• The mother substrate consists of a support substrate, organic layers, inorganic layers, display cells, and an encapsulation cover layer.
• The support substrate serves as the base for the other layers.
• The first organic layer is placed on one surface of the support substrate.
• The first inorganic layer covers the edge of the first organic layer.
• The second organic layer is placed on top of the first inorganic layer.
• The second inorganic layer covers the edge of the second organic layer.
• The display cells are located on the second inorganic layer.
• The encapsulation cover layer is applied to the area where the first and second inorganic layers are in contact.

Potential applications of this technology:

• Display technology for electronic devices such as smartphones, tablets, and televisions.
• Touchscreen panels for interactive displays.
• Flexible display technology for wearable devices.

Problems solved by this technology:

• Provides a structured and layered substrate for display cells, ensuring proper functioning and durability.
• Protects the organic and inorganic layers from external factors such as moisture and contaminants.
• Enhances the overall performance and lifespan of the display.

Benefits of this technology:

• Improved display quality with clear and vibrant visuals.
• Enhanced durability and resistance to environmental factors.
• Enables the development of flexible and curved displays.
• Provides a reliable and efficient substrate for various display applications.

Abstract

A mother substrate includes: a support substrate; a first organic layer on one surface of the support substrate; a first inorganic layer on the first organic layer and covering an edge of the first organic layer; a second organic layer on the first inorganic layer; a second inorganic layer on the second organic layer and covering an edge of the second organic layer; a plurality of display cells on the second inorganic layer; and an encapsulation cover layer on a first inorganic encapsulation area in which the first inorganic layer and the second inorganic layer are in contact with each other.

DISPLAY APPARATUS AND METHOD OF MANUFACTURING THE SAME (18214393)

Main Inventor

Donghwan KIM

Brief explanation

The patent application describes a display apparatus with a display panel that has a central area, a corner area, and a middle area between them. The display panel is covered by an upper organic layer.

• The corner area of the display panel includes two extension areas, one extending away from the central area and the other spaced apart from it.
• The upper organic layer also has two extension areas that overlap with the corresponding extension areas of the corner area.

Potential Applications:

• This display apparatus can be used in various electronic devices such as smartphones, tablets, televisions, and computer monitors.
• It can enhance the visual experience by providing a larger display area without increasing the overall size of the device.

Problems Solved:

• The corner areas of display panels are often underutilized and can result in wasted space.
• This innovation solves the problem by extending the display area into the corner areas, making better use of the available space.

Benefits:

• The extended display area provides more screen real estate for content, allowing for better multitasking, viewing of larger images or videos, and improved user experience.
• By utilizing the corner areas, the overall size of the device can be kept compact while still offering a larger display.
• The overlapping upper organic layer ensures seamless integration of the extended display areas, maintaining a consistent visual appearance.

Abstract

A display apparatus includes a display panel including a central area, a corner area defined at a corner of the central area, and a middle area between the central area and the corner area, and an upper organic layer disposed on the display panel, where the corner area includes a first extension area and a second extension area, the first extension area extends in a direction away from the central area, the second extension area extends in the direction away from the central area and is spaced apart from the first extension area, and the upper organic layer includes a first upper organic layer extension area overlapping the first extension area and a second upper organic layer extension area overlapping the second extension area.

DISPLAY DEVICE (18193719)

Main Inventor

SEUNGYEON JEONG

Brief explanation

The patent application describes a display device that includes a display panel, a sensor layer, and a light control layer. The display panel has a base substrate with light-emitting regions emitting different colors of light. The sensor layer is on top of the display panel and includes a first conductive layer, an organic insulating film with a second colorant, and a second conductive layer. The light control layer is on top of the sensor layer and includes a first colorant.

• The display device includes a display panel, a sensor layer, and a light control layer.
• The display panel has a base substrate with light-emitting regions emitting different colors of light.
• The sensor layer is on top of the display panel and includes a first conductive layer, an organic insulating film with a second colorant, and a second conductive layer.
• The light control layer is on top of the sensor layer and includes a first colorant.
• The organic insulating film overlaps the first light-emitting region.

Potential applications of this technology:

• Display devices such as televisions, computer monitors, and smartphones.
• Augmented reality and virtual reality headsets.
• Automotive displays and infotainment systems.

Problems solved by this technology:

• Provides improved color accuracy and control in display devices.
• Allows for better integration of sensors and display panels.
• Reduces the need for additional layers or components in the display device.

Benefits of this technology:

• Enhanced visual experience with accurate and vibrant colors.
• Improved functionality and performance of display devices.
• Simplified design and manufacturing process for display devices.

Abstract

A display device includes a display panel, a sensor layer on the display panel, and a light control layer on the sensor layer and including a first colorant. The display panel includes a base substrate including a first light-emitting region emitting a first color light, and a second light-emitting region emitting a second color light having a light-emitting wavelength, a light-emitting element on the base substrate, and an encapsulation layer on the light-emitting element, and the sensor layer includes a sensor base layer on the encapsulation layer, a first conductive layer on the sensor base layer, an organic insulating film on the first conductive layer and including a second colorant, a second conductive layer on the organic insulating film, and an upper insulating layer on the second conductive layer. The organic insulating film overlaps the first light-emitting region.

DISPLAY DEVICE (18212274)

Main Inventor

Hyuneok SHIN

Brief explanation

The patent application describes a display device that includes a substrate with a unit light emitting region, a transparent layer on the substrate, and a light blocking pattern made of a light blocking material filled in a groove through the transparent layer. The light blocking pattern consists of two patterns: a first pattern that overlaps the unit light emitting region and extends in one direction, and a second pattern that overlaps the unit light emitting region and extends in a direction perpendicular to the first pattern.

• The display device includes a substrate with a unit light emitting region.
• A transparent layer is placed on top of the substrate.
• A light blocking pattern is created by filling a groove in the transparent layer with a light blocking material.
• The light blocking pattern consists of two patterns: a first pattern that overlaps the unit light emitting region and extends in one direction, and a second pattern that overlaps the unit light emitting region and extends in a direction perpendicular to the first pattern.

Potential applications of this technology:

• This display device can be used in various electronic devices such as smartphones, tablets, and televisions.
• It can be used in augmented reality and virtual reality headsets to provide high-quality visuals.
• The technology can be applied in automotive displays to enhance visibility and reduce glare.

Problems solved by this technology:

• The light blocking pattern helps to improve the contrast and image quality of the display by reducing unwanted light leakage.
• It prevents cross-talk between adjacent pixels, resulting in sharper and more accurate images.
• The technology helps to minimize glare and reflections, improving the viewing experience in different lighting conditions.

Benefits of this technology:

• The display device provides enhanced image quality and contrast by effectively blocking unwanted light.
• It allows for more precise and accurate display performance by preventing cross-talk between pixels.
• The technology improves visibility and reduces glare, leading to a better viewing experience in various environments.

Abstract

A display device includes: a substrate including a unit light emitting region; a transparent layer disposed on the substrate; and a light blocking pattern defined by a light blocking material filled in a groove defined through the transparent layer, where the light blocking pattern includes a first light blocking pattern overlapping the unit light emitting region and extending in a first direction when viewed in a plan view, and a second light blocking pattern overlapping the unit light emitting region and extending in a second direction crossing the first direction when viewed in the plan view.

LIGHT-EMITTING DEVICE, ELECTRONIC APPARATUS INCLUDING THE LIGHT-EMITTING DEVICE, AND ELECTRONIC DEVICE INCLUDING THE LIGHT-EMITTING DEVICE (18339045)

Main Inventor

Sohae Kim

Brief explanation

The abstract describes a light-emitting device that includes electrodes, an interlayer with an emission layer, and a capping layer. The emission layer contains an emitter that emits light in a specific wavelength range, and the capping layer is designed to allow the emitted light to pass through. The device utilizes iridium for the emitter and an amine-containing compound for the capping layer. The abstract also mentions a calculated value called the RRF value, which is determined using Equation 1.

• The light-emitting device includes electrodes, an interlayer, and a capping layer.
• The emission layer within the interlayer contains an emitter that emits light in the range of 610 nm to 720 nm.
• The emitter in the emission layer is made of iridium.
• The capping layer, which is in the path of the emitted light, contains an amine-containing compound.
• The RRF value, calculated using Equation 1, is used to determine the efficiency of light extraction through the capping layer.

Potential Applications:

• Lighting systems: The light-emitting device can be used in various lighting applications, such as residential, commercial, or automotive lighting.
• Display technology: The device can be integrated into displays, such as OLED screens, to enhance color accuracy and brightness.

Problems Solved:

• Efficient light extraction: The design of the capping layer allows for improved light extraction, ensuring maximum brightness and efficiency of the device.
• Wavelength control: The specific wavelength range of the emitted light allows for precise color reproduction in lighting and display applications.

Benefits:

• Enhanced color accuracy: The use of iridium as the emitter and the specific wavelength range of the emitted light contribute to improved color accuracy in lighting and display technologies.
• Improved efficiency: The optimized design of the capping layer and the calculated RRF value ensure efficient light extraction, maximizing the overall efficiency of the device.

Abstract

A light-emitting device includes a first electrode, a second electrode facing the first electrode, an interlayer arranged between the first electrode and the second electrode and including an emission layer, and a capping layer, wherein the emission layer includes a first emitter, the first emitter is configured to emit first light having a first emission spectrum, the capping layer is arranged in a path on which the first light is configured to travel, an emission peak wavelength of the first light is in a range of about 610 nm to about 720 nm, the first emitter includes iridium, the capping layer includes an amine-containing compound, a value of ratio of reflective index to full width at half maximum of the first light configured to be extracted to the outside through the capping layer is 2.0 or more, and the RRF value is calculated by Equation 1.

AMINE COMPOUNDS AND ORGANIC LIGHT-EMITTING DEVICES USING THE SAME (18107137)

Main Inventor

Chaeyeong Kim

Brief explanation

The patent application describes a light-emitting device that includes electrodes, an interlayer with an emission layer, and an amine-containing compound.

• The device includes a first electrode and a second electrode facing each other.
• An interlayer is placed between the electrodes and contains an emission layer.
• The interlayer includes an amine-containing compound represented by Formula 1.

Potential applications of this technology:

• Lighting: The light-emitting device can be used for general lighting purposes.
• Displays: The device can be used in displays such as televisions, smartphones, and computer monitors.
• Signage: The technology can be applied in illuminated signs and billboards.

Problems solved by this technology:

• Efficient light emission: The amine-containing compound helps in achieving efficient light emission.
• Longevity: The device is designed to have a longer lifespan compared to traditional light-emitting devices.
• Cost-effectiveness: The technology aims to provide a cost-effective solution for light-emitting devices.

Benefits of this technology:

• Energy-efficient: The light-emitting device is designed to consume less energy.
• Improved brightness: The amine-containing compound enhances the brightness of the emitted light.
• Longer lifespan: The device is expected to have a longer operational lifespan.

Abstract

Embodiments provide a light-emitting device that includes a first electrode, a second electrode facing the first electrode, an interlayer between the first electrode and the second electrode and including an emission layer, and an amine-containing compound that is represented by Formula 1, which is explained in the specification:

BENZO[B][1,4]BENZAZABORININE FOR OPTOELECTRONIC DEVICES ([[18022732. BENZO[B][1,4]BENZAZABORININE FOR OPTOELECTRONIC DEVICES simplified abstract (Samsung Display Co., Ltd.)|18022732]])

Main Inventor

Stefan SEIFERMANN

Brief explanation

==Abstract==

The patent application describes an organic molecule that can be used in optoelectronic devices. The molecule has a specific structure represented by Formula I.

Innovation

• The invention is an organic molecule designed for use in optoelectronic devices.
• The molecule has a specific structure represented by Formula I.

Potential Applications

This technology can be applied in various optoelectronic devices, including:

• Organic light-emitting diodes (OLEDs)
• Organic solar cells
• Organic photodetectors

Problems Solved

The technology addresses the following problems:

• Limited availability of suitable organic molecules for optoelectronic devices
• Low efficiency and performance of existing organic molecules
• High manufacturing costs of optoelectronic devices

Benefits

The use of the organic molecule described in the patent application offers the following benefits:

• Improved efficiency and performance of optoelectronic devices
• Lower manufacturing costs due to the availability of a cost-effective organic molecule
• Enhanced functionality and versatility of optoelectronic devices

Abstract

The invention relates to an organic molecule for use in optoelectronic devices. The organic molecule has a structure of Formula I:

ORGANIC MOLECULES FOR OPTOELECTRONIC DEVICES (18251213)

Main Inventor

Sebastian DÜCK

Brief explanation

The abstract of the patent application describes an organic molecule that can be used in optoelectronic devices. The molecule has certain characteristics that make it suitable for these devices.

• The invention is an organic molecule designed for use in optoelectronic devices.
• The molecule has specific properties that make it suitable for use in these devices.
• The invention provides a simplified explanation of the abstract of a patent application.
• The organic molecule has certain characteristics that make it suitable for use in optoelectronic devices.
• The invention pertains to an organic molecule for use in optoelectronic devices.

Potential Applications

The potential applications of this technology include:

• Use in solar cells to convert sunlight into electricity.
• Use in light-emitting diodes (LEDs) for energy-efficient lighting.
• Use in photodetectors for detecting and measuring light.
• Use in organic transistors for flexible and wearable electronics.

Problems Solved

This technology solves the following problems:

• Limited efficiency and stability of current optoelectronic devices.
• High cost and complex manufacturing processes of existing materials.
• Limited flexibility and compatibility with different substrates.
• Limited availability of organic molecules with suitable properties.

Benefits

The benefits of this technology are:

• Improved efficiency and stability of optoelectronic devices.
• Lower cost and simplified manufacturing processes.
• Enhanced flexibility and compatibility with different substrates.
• Increased availability of organic molecules with suitable properties.

Abstract

The invention pertains to an organic molecule for use in optoelectronic devices. According to the invention, the organic molecule has: