Pixel circuit and driving method thereof, display panel and display device
US10192484B2 · kind B2 · utility
1Cited by
0References
20Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Mar 3, 2016 |
| Grant date | Jan 29, 2019 |
| Priority date | — |
| Expiry date | Mar 3, 2036 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2320/0626
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The embodiments of the present disclosure provide a pixel circuit and a driving method thereof, a display panel and a display device, which relate to the field of display technology, and can prevent the drift of the threshold voltage of a driving transistor from affecting the driving current of an active light emitting device. The pixel circuit comprises: a preset unit, a compensation unit, a data writing unit, a driving unit, an energy storage unit, and a light emitting unit. The embodiments of the present disclosure can be used to manufacture display devices.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.