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Mobile electronic device having a geographical position dependent light and method of and system for achieving the same

  • US 7,831,260 B2
  • Filed: 09/25/2009
  • Issued: 11/09/2010
  • Est. Priority Date: 01/31/2005
  • Status: Active Grant
First Claim
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1. A method for controlling backlighting of a display on a mobile electronic device, the method comprising steps of:

  • determining a current global position of the device;

    retrieving current weather conditions for the current global position by downloading weather condition data through a wireless network;

    predicting ambient light for the current global position of the device based on a time of day, a time of year and the current weather conditions at the current global position of the device; and

    dynamically adjusting the backlighting of the display in response to changes in the predicted ambient light.

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