Multi-region backlight control system and method, television, and readable storage medium
US11620956B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 1, 2020 |
| Grant date | Apr 4, 2023 |
| Priority date | — |
| Expiry date | Jun 3, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2360/144
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Disclosed are a multi-region backlight control system, a multi-region backlight control method, a television and a readable storage medium. The multi-region backlight control system includes a color liquid crystal display screen, a non-color liquid crystal display screen, a first driver, a second driver, a constant backlight source, and a main controller; the color liquid crystal display screen and the non-color liquid crystal display screen are sequentially fixed on the constant backlight source, and the non-color liquid crystal display screen is disposed between the color liquid crystal display screen and the constant backlight source; the main controller is respectively connected with the first driver, the second driver and the constant backlight source, the first driver is electrically connected with the color liquid crystal display screen, and the second driver is electrically connected with the non-color liquid crystal display screen.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.