Control methods and control devices for display power supply
US11282908B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 24, 2018 |
| Grant date | Mar 22, 2022 |
| Priority date | — |
| Expiry date | Aug 8, 2038 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2330/028
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A control method and a control device of display power supply, and an electronic device, applied to a TFT (thin film transistor) display screen. The TFT display screen includes a drive IC and a screen body; the drive IC is configured to control the screen body to display a corresponding image, and the screen body controls a pixel via a thin film transistor; the control method includes: controlling a power supply of the drive IC to power up according to a set rule after receiving a start signal for reducing a probability of abnormality in a voltage outputted by the drive IC; and supplying power continuously and normally to the drive IC.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.