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System and method for conserving energy in wireless devices

  • US 6,859,135 B1
  • Filed: 06/05/2000
  • Issued: 02/22/2005
  • Est. Priority Date: 06/05/2000
  • Status: Expired due to Term
First Claim
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1. A method of conserving energy in a wireless device, comprising:

  • determining whether the device has ceased communication for a period of time;

    selectively powering down components in the device when the device has ceased communication for the period of time;

    receiving a paging message from a first communications network;

    powering up the components in the device in response to receipt of the paging message;

    registering, in response to receipt of the paging message, with a second communications network to receive a new network address; and

    communicating, using the network address, via the second communications network, and not via the first communications network, in response to receipt of the paging message.

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