Patent · US Active

Image display method, image display device and display system

US12205550B2 · kind B2 · utility

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12Claims
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Key dates

Filing dateJan 13, 2022
Grant dateJan 21, 2025
Priority date
Expiry dateJan 13, 2042

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG09G2320/0686
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

The disclosure discloses an image display method, an image display device and a display system. The method includes: according to a image to be displayed, determining a maximum brightness value of pixel points in a panel partition to obtain a backlight brightness value corresponding to a backlight partition; acquiring a light diffusion curve of the backlight of the backlight partition incident on the panel partition corresponding to the backlight partition; calculating a compensation ratio of a target pixel to the light diffusion curve, the compensation ratio is a ratio of the maximum brightness value to an actual brightness value; calculating a pixel compensation value of the target pixel according to the image to be displayed and the compensation ratio; adjusting a pixel value of the target pixel point according to the pixel compensation value.

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