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System for retaining power management settings across sleep states

  • US 7,716,504 B2
  • Filed: 07/13/2006
  • Issued: 05/11/2010
  • Est. Priority Date: 07/13/2006
  • Status: Active Grant
First Claim
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1. A method for retaining power management setting across sleep states in an information handling system comprising:

  • setting an information handling system to operating in a sleep state;

    monitoring a power condition of the information handling system while the information handling system is operating in the sleep state, the power condition indicating whether power is coupled to the information handling system;

    generating a wakeup event if a change to the power condition occurs;

    determining power management settings for the change to the power condition;

    setting the power management settings to apply to the change to the power condition;

    resetting the information handling system to the sleep state after setting the power management settings to correspond to the change to the power condition; and

    ,continuing to monitor the power condition of the information handling system.

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