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Method and system for supporting residual energy awareness in an ad hoc wireless communications network

  • US 7,463,886 B2
  • Filed: 11/12/2003
  • Issued: 12/09/2008
  • Est. Priority Date: 09/16/2003
  • Status: Active Grant
First Claim
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1. A method in a wireless communications device, the method comprising:

  • (a) coordinating wireless communications in a wireless communications network, the wireless communications network including the wireless communications device and a plurality of remote devices;

    (b) maintaining a database, the database storing at least residual energy status information for each of plurality of remote devices;

    (c) receiving updated residual energy status information from a remote device of the plurality of remote devices;

    whereina first class is assigned to the remote device if the remote device receives power from a fixed power supply;

    a second class is assigned to the remote device if a residual energy percentage level of the remote device is greater than a first percentage value; and

    a third class is assigned to the remote device if a residual energy percentage level of the remote device is less than a second percentage value;

    (d) dynamically updating the database based on the received information; and

    (e) selecting one of the plurality of remote devices as a best candidate for coordinating future communications in the wireless communications network, said selection based on at least the class assignment.

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