Display device
US6509690B2 · kind B2 · utility
9Cited by
9References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 2, 2001 |
| Grant date | Jan 21, 2003 |
| Priority date | — |
| Expiry date | May 2, 2021 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2330/021
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Grey scale linearity and power efficiency in active matrix (O) LEDs are enhanced by operating the display in a switched mode.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.