Light emitting diode display unit
US6496162B2 · kind B2 · utility
23Cited by
9References
5Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Jan 4, 2001 |
| Grant date | Dec 17, 2002 |
| Priority date | — |
| Expiry date | Jan 4, 2021 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01L2224/73265
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An LED display unit disclosed. A plurality of pixels are provided on an insulation substrate. Each pixel comprises vertically arranged green, red, and blue LEDs, wherein the green LED is above the red LED, and the blue LED is below the red LED. Each pixel is positioned in a corresponding one of cavities defined in a predetermined pattern on the insulation substrate, and each cavity provides a light reflection surface on the inner wall.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.