LED display apparatus

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12199133
APP PUB NO 20240120365A1
SERIAL NO

18527987

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A display apparatus including a display substrate, light emitting devices disposed on the display substrate, circuit electrodes disposed between the light emitting devices and the display substrate, and a transparent layer covering the light emitting devices and the circuit electrodes, in which at least one of the light emitting devices includes a first LED sub-unit configured to emit light having a first wavelength, a second LED sub-unit adjacent to the first LED sub-unit and configured to emit light having a second wavelength, a third LED sub-unit adjacent to the second LED sub-unit and configured to emit light having a third wavelength, and a substrate disposed on the third LED sub-unit, in which a difference in refractive indices between the transparent layer and air is less than a difference in refractive indices between the substrate and a semiconductor layer of the third LED sub-unit.

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Patent Owner(s)

  • SEOUL VIOSYS CO., LTD.

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Cho, Dae Sung Ansan-si, KR 64 739
Lee, Chung Hoon Ansan-si, KR 264 3241

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