Samsung electronics co., ltd. (20240355961). BACKLIGHT UNIT INCLUDING A PLURALITY OF LEDS AND ASSOCIATED DISTRIBUTED BRAGG REFLECTORS simplified abstract
Contents
BACKLIGHT UNIT INCLUDING A PLURALITY OF LEDS AND ASSOCIATED DISTRIBUTED BRAGG REFLECTORS
Organization Name
Inventor(s)
Chunsoon Park of Suwon-si (KR)
BACKLIGHT UNIT INCLUDING A PLURALITY OF LEDS AND ASSOCIATED DISTRIBUTED BRAGG REFLECTORS - A simplified explanation of the abstract
This abstract first appeared for US patent application 20240355961 titled 'BACKLIGHT UNIT INCLUDING A PLURALITY OF LEDS AND ASSOCIATED DISTRIBUTED BRAGG REFLECTORS
The patent application describes a display apparatus with a liquid crystal panel and a backlight unit that includes a substrate and multiple light emitting diode groups on the upper surface of the substrate.
- Each light emitting diode group consists of a red, green, and blue light emitting diode, each with a distributed bragg reflector to control reflectivity.
- The reflectivities of the distributed bragg reflectors for the red, green, and blue light emitting diodes are within the same range according to the incident angle of light.
Potential Applications: - This technology can be used in various display devices such as TVs, monitors, and smartphones. - It can also be applied in medical imaging equipment, automotive displays, and augmented reality devices.
Problems Solved: - Provides uniform and high-quality lighting for liquid crystal panels. - Enhances color accuracy and brightness in display devices.
Benefits: - Improved color reproduction and brightness in displays. - Energy-efficient lighting solution. - Enhanced visual experience for users.
Commercial Applications: Title: Advanced LED Backlight Technology for Enhanced Display Performance This technology can be commercialized in the consumer electronics industry for manufacturing high-quality display devices with superior color accuracy and brightness. It can also be utilized in the medical imaging and automotive sectors for improved visual diagnostics and user interfaces.
Questions about LED Backlight Technology: 1. How does the distributed bragg reflector contribute to the performance of the light emitting diodes? The distributed bragg reflector helps control the reflectivity of the light emitting diodes, ensuring consistent and high-quality lighting for the liquid crystal panel.
2. What are the advantages of using red, green, and blue light emitting diodes in the backlight unit? Using red, green, and blue light emitting diodes allows for improved color accuracy and brightness in display devices, resulting in a more vibrant and visually appealing viewing experience.
Original Abstract Submitted
a display apparatus includes a liquid crystal panel; and a backlight unit configured to provide light to the liquid crystal panel, wherein the backlight unit includes: a substrate; and a plurality of light emitting diode groups provided on an upper surface of the substrate, wherein each of the plurality of light emitting diode groups includes a red light emitting diode, a green light emitting diode, and a blue light emitting diode, wherein each of the red light emitting diode, the green light emitting diode, and the blue light emitting diode includes: a light emitting layer; and a distributed bragg reflector (dbr) provided on the light emitting layer, and wherein reflectivities of the distributed bragg reflectors of the red light emitting diode, the green light emitting diode, and the blue light emitting diode are within a same range of reflectivity according to an incident angle of light incident on the dbrs.
