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Display Brightness Adjustment

  • US 20120218282A1
  • Filed: 02/25/2011
  • Published: 08/30/2012
  • Est. Priority Date: 02/25/2011
  • Status: Abandoned Application
First Claim
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1. A method comprising:

  • controlling a brightness of a display of a portable electronic device to a first brightness level as a function of a first level of ambient light;

    controlling the brightness of the display to a second brightness level as a function of a second level of ambient light, the second level of ambient light being substantially changed from the first level of ambient light; and

    without a substantial change in the ambient light level, subsequently controlling the brightness of the display to a third brightness level.

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