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Advanced power management for computer displays

  • US 7,389,432 B2
  • Filed: 11/10/2004
  • Issued: 06/17/2008
  • Est. Priority Date: 11/10/2004
  • Status: Active Grant
First Claim
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1. In a computer system having a display, a method comprising:

  • determining a first area on the display;

    determining a second area on the display;

    determining how power data should be used to control areas on the display based on user-configurable settings;

    determining how much weight to give each window within the display by applying a weighing scheme; and

    using the weighing scheme to reduce power consumed by the second area relative to power consumed by the first area by modifying a refresh rate of the second area such that the first area and the second area have different refresh rates and wherein modifying the refresh rate of the second area includes alternately skipping and providing illumination of at least one color within a pixel in the second area during refresh cycles of the second area.

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