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Communication terminal, power save processing method to be performed by the communication terminal, program for executing the method, and recording medium containing the program

  • US 20050107134A1
  • Filed: 09/30/2003
  • Published: 05/19/2005
  • Est. Priority Date: 10/10/2002
  • Status: Active Grant
First Claim
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1. A communication terminal capable of concurrently establishing communication links with a plurality of slave communication terminals, comprising:

  • a storage section operable to store, with respect to each slave communication terminal having a communication link established thereto;

    a communication cycle for the communication link, a communication slot to be used by the communication link, and information concerning whether the communication link is in a predetermined power save mode for performing a predetermined power save operation;

    an input section operable to receive a request, directed to one or more of the plurality of slave communication terminals having a communication link established thereto, to cause the one or more slave communication terminals to transition to the power save mode;

    an adjustment section operable to adjust the communication slots used by the communication links to all slave communication terminals to which the request is directed so that the communication slots together span a continuous range, the adjustment being made by referring to a content stored in the storage section each time the input section receives the request;

    a control section operable to, in accordance with the communication slots having been adjusted by the adjustment section, cause each slave communication terminal to transition to the power save mode, and storing information indicating that the slave communication terminal is in the power save mode to the storage section; and

    an execution section operable to, after all of the slave communication terminals having communication links established thereto have transitioned to the power save mode, place the communication terminal itself in a power save state during unused slots.

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