LED matrix driver to reduce bright coupling
US11659638B2 · kind B2 · utility
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1References
17Claims
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Key dates
| Filing date | Aug 31, 2021 |
| Grant date | May 23, 2023 |
| Priority date | — |
| Expiry date | Aug 31, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2320/0233
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A light emitting diode (LED) matrix driver includes a scan line switch coupled to a scan line of an LED matrix and adapted to be coupled to a signal ground; a first voltage clamp coupled to the scan line switch and the scan line; and a second voltage clamp coupled to the scan line.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.