Patent · US Active

Backlight module, control method therefor and display device, driving method therefor

US11341926B2 · kind B2 · utility

0Cited by
0References
14Claims
0Family size

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Key dates

Filing dateApr 25, 2018
Grant dateMay 24, 2022
Priority date
Expiry dateJan 24, 2040

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG09G2320/0626
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

Disclosed are a backlight module, a control method therefor and a display device, a driving method therefor. A backlight source is divided into light-emitting areas, and a current control circuit for driving the light-emitting area to emit light is configured for each light-emitting area. The light-emitting areas in the backlight module are arranged in one-to-one correspondence to the current control circuits.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.