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Automatic power switching in game peripheral

  • US 20080197716A1
  • Filed: 02/20/2007
  • Published: 08/21/2008
  • Est. Priority Date: 02/20/2007
  • Status: Active Grant
First Claim
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1. An input device adapted to couple to a host device, comprising:

  • circuitry for receiving power from an alternating current (AC) source or a battery;

    circuitry for detecting whether the received power is from the AC source or the battery;

    a first component that is AC-powered; and

    a second component that is operable using AC power and battery power, separately,wherein if the received power is from the AC source, then the first component and the second component are operational, and if the received power is from the battery, then the second component is operational and the first component is prevented from operating.

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