Display panel and display device
US11386864B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Apr 13, 2020 |
| Grant date | Jul 12, 2022 |
| Priority date | — |
| Expiry date | Apr 13, 2040 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02D10/00
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A display panel includes a plurality of source driving chips, a power management circuit, and a plurality of switching units. The power management circuit includes a first output terminal, and the first output terminal is configured to provide a digital power signal to the source driving chips; and the plurality of switching units are respectively arranged corresponding to at least one of the source driving chips, the switching units are connected to the first output terminal and the corresponding source driving chips, and at least part of the switching units are configured to turn on the corresponding source driving chips and the first output terminal in different time periods in response to different control signals.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.