Pixel circuit for controlling light-emitting duration of light emitting element and method for driving same, display substrate, and display apparatus
US12272295B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Jun 8, 2021 |
| Grant date | Apr 8, 2025 |
| Priority date | — |
| Expiry date | Jun 8, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2320/0233
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Provided is a pixel circuit. The pixel circuit includes a data writing circuit, a light-emission adjusting circuit, a light-emission control circuit, and a light-emission driving circuit; wherein the data writing circuit is coupled to a gate signal terminal, a first data signal terminal and a first node; the light-emission adjusting circuit is coupled to a target signal terminal, the first node and a second node; the light-emission control circuit is coupled to the second node, a reference signal terminal, a light-emission control signal terminal and a third node; the light-emission driving circuit is coupled to the third node, the gate signal terminal, a first power supply terminal, a second data signal terminal and a light-emitting element.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.