Backlight drive system, display device and backlight drive board
US11620957B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 1, 2021 |
| Grant date | Apr 4, 2023 |
| Priority date | — |
| Expiry date | May 7, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2330/06
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A backlight drive system, a display device and a backlight drive board, relates to the field of display technology. The backlight drive system is used for the display device, the display device comprises a display screen (20) and a plurality of backlight units, the backlight drive system comprises: a control board (10) and a plurality of backlight drive boards (11) electrically connected to the control board (10), the plurality of backlight drive boards (11) are disposed at the edge of display screen (20), the plurality of backlight drive boards (11) electrically connected to the plurality of backlight units by a backlight drive cable (111); the control board (10) is configured to output enabling control signal and brightness adjustment signal to the plurality of backlight drive board (11), to control the plurality of backlight drive boards (11) to drive the plurality of backlight units, to achieve enabling control and brightness adjustment.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.