Lg display co., ltd. (20240211063). TRANSPARENT DISPLAY DEVICE WITH TOUCH SENSOR simplified abstract
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TRANSPARENT DISPLAY DEVICE WITH TOUCH SENSOR
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TRANSPARENT DISPLAY DEVICE WITH TOUCH SENSOR - A simplified explanation of the abstract
This abstract first appeared for US patent application 20240211063 titled 'TRANSPARENT DISPLAY DEVICE WITH TOUCH SENSOR
The abstract describes a transparent display device with subpixels containing light emitting elements and a touch sensor, all integrated into the structure of the device.
- The transparent display device includes a substrate, transmissive and non-transmissive areas, subpixels with light emitting elements, and a touch sensor.
- Each subpixel has a light emitting element with an anode electrode, light emitting layer, and cathode electrode.
- The touch sensor in the transmissive area includes a touch sensor electrode and a sensing transistor for detecting touch input.
- The cathode electrode and touch sensor electrode are on the same layer, separated by a first undercut structure.
- The cathode electrode extends into both transmissive and non-transmissive areas.
- The sensing transistor overlaps the cathode electrode in the transmissive area.
Potential Applications: - Transparent displays for consumer electronics - Interactive touchscreens for public kiosks - Heads-up displays for automotive applications
Problems Solved: - Integration of touch sensors and display elements in a transparent device - Efficient use of space in a compact design - Enhanced user interaction with touch-sensitive displays
Benefits: - Improved user experience with seamless touch functionality - High visibility and clarity in transparent display applications - Space-saving design for compact devices
Commercial Applications: Title: Transparent Touch Display Technology for Enhanced User Interaction This technology can be utilized in smartphones, tablets, smartwatches, automotive displays, and public information kiosks to provide interactive and visually appealing user interfaces.
Prior Art: Further research can be conducted in the field of transparent display technologies, touch sensors, and integrated circuit design to explore similar innovations and advancements.
Frequently Updated Research: Researchers are continually exploring ways to improve the efficiency and performance of transparent display devices, touch sensors, and integrated touch display technologies.
Questions about Transparent Touch Display Technology: 1. How does the integration of touch sensors impact the overall performance of transparent display devices? 2. What are the key challenges in manufacturing transparent touch displays at scale?
Original Abstract Submitted
a transparent display device may include a substrate, a transmissive area, a non-transmissive area, and a plurality of subpixels provided in the non-transmissive area, having a light emitting element, which may include an anode electrode, a light emitting layer and a cathode electrode. the transparent display device may further include a touch sensor disposed in the transmissive area, including a touch sensor electrode, and a sensing transistor for sensing a voltage of the touch sensor. the cathode electrode of the light emitting element and the touch sensor electrode of the touch sensor may be provided on a same layer and may be separated by a first undercut structure. the cathode electrode may extend to the transmissive area such that the cathode electrode is located in the transmissive area and in the non-transmissive area. the sensing transistor may be disposed to overlap the cathode electrode located in the transmissive area.
