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Power saving features for computing systems

  • US 7,657,765 B2
  • Filed: 02/19/2002
  • Issued: 02/02/2010
  • Est. Priority Date: 02/19/2002
  • Status: Expired due to Fees
First Claim
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1. A method by which a computer interacts with a handheld device, the method comprising the following:

  • waking the computer from a sleep mode in response to the computer receiving a wireless communication directly from the handheld device with no intervening devices and no intermediary devices;

    recognizing the wireless communication by the computer;

    responding to the wireless communication by the computer, including the following;

    generating and transmitting an event notification message to the handheld device, where the event notification message includes information related to the wireless communication;

    waiting for an acknowledgement of the event notification message from the handheld device,resending the event notification message upon failing to receive the acknowledgment for a up to selected number of times; and

    ,returning the computer to the sleep mode after receiving the acknowledgement or resending the event notification message for the selected number of times.

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