Television color cast adjustment method and apparatus

  • US 10,616,659 B2
  • Filed: 12/27/2016
  • Issued: 04/07/2020
  • Est. Priority Date: 10/13/2016
  • Status: Active Grant
First Claim
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1. A television color cast adjustment method, comprising:

  • dividing a television display screen into a plurality of areas according to a predetermined manner;

    determining an adjustment coefficient of red light and an adjustment coefficient of blue light in each area, according to a position of each area relative to a light bar for the television display screen; and

    adjusting initial image in each area according to the adjustment coefficient of red light and the adjustment coefficient of blue light thereof, and displaying the adjusted image of each area on the television display screen;

    wherein the operation of determining an adjustment coefficient of red light and an adjustment coefficient of blue light in each area, according to a position of each area relative to a light bar for the television display screen comprises;

    determining a gain compensation coefficient of red light and a gain compensation coefficient of blue light in each area; and

    respectively determining the adjustment coefficient of red light and the adjustment coefficient of blue light in each area, according to the position of each area relative to the light bar for the television display screen, the gain compensation coefficient of red light thereof, and the gain compensation coefficient of blue light thereof;

    wherein, the farther the distance of each area to the light bar for the television display screen is, the smaller the adjustment coefficient of red light thereof is, and the greater the adjustment coefficient of blue light thereof is.

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