Micro light-emitting diode display driver architecture and pixel structure
US11699687B2 · kind B2 · utility
1Cited by
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10Claims
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Key dates
| Filing date | Apr 25, 2018 |
| Grant date | Jul 11, 2023 |
| Priority date | — |
| Expiry date | Nov 8, 2041 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02B20/30
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Micro light-emitting diode display driver architectures and pixel structures are described. In an example, a driver circuit for a micro light emitting diode device includes a current mirror. A linearized transconductance amplifier is coupled to the current mirror. The linearized transconductance amplifier is to generate a pulse amplitude modulated current that is provided to a set of micro LEDs connected in parallel to provide fault tolerance architecture.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.