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APPARATUS AND METHOD FOR MAXIMUM POWER SAVING IN SLEEP MODE

  • US 20110053657A1
  • Filed: 08/10/2010
  • Published: 03/03/2011
  • Est. Priority Date: 08/26/2009
  • Status: Active Grant
First Claim
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1. A method for managing a sleep cycle in a mobile terminal, and the method comprising:

  • entering, by the mobile terminal, a listening window of the sleep cycle;

    remaining in the listening window while an Advanced Mobile Station (AMS) timer maintained by the mobile terminal has not expired, while a Hybrid Automatic Repeat Request (HARQ) Downlink (DL) Retransmission timer has not expired, while a maximum number of Uplink (UL) retransmissions has not been reached, while UL traffic from the mobile station is pending for transmission, or while a default listening window has not expired and no negative traffic indication has been received from a base station; and

    transitioning, by the mobile terminal, from the listening window to a sleep window of the sleep cycle when the mobile terminal receives a negative traffic indication from the base station or when the AMS timer, the HARQ DL Retransmission timer, a HARQ DL Gap timer, and a HARQ UL Gap timer have all expired,wherein the mobile terminal does not transmit or receive data to or from the base station while operating in the sleep window.

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