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Method for environmental adaptation of display characteristics based on location

  • US 10,607,520 B2
  • Filed: 08/17/2016
  • Issued: 03/31/2020
  • Est. Priority Date: 05/14/2015
  • Status: Active Grant
First Claim
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1. A method for environmental adaptation of electronic display characteristics, comprising:

  • determining sunset and sunrise times for a day;

    determining whether a present time is between sunrise and sunset or between sunset and sunrise;

    selecting a gamma for the display based on whether the present time is between sunrise and sunset or between sunset and sunrise, wherein said gamma refers to a mathematic exponent in a power function Sγ

    that is adapted to transform scaling of gray levels (on a sub-pixel basis) in an image, wherein S represents a normalized value of an image signal; and

    driving the display at the selected gamma.

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