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Power management in wireless communication systems

  • US 8,498,230 B2
  • Filed: 03/03/2009
  • Issued: 07/30/2013
  • Est. Priority Date: 03/03/2009
  • Status: Expired due to Fees
First Claim
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1. A method, comprising:

  • determining at an apparatus that is awake during a beacon interval, whether frames are queued for transmission;

    contending, at the apparatus, for a first transmit opportunity to gain access to a wireless communication medium;

    if the apparatus gains access to the wireless communication medium and has no frames queued for transmission, contending for additional transmit opportunities during the beacon interval until gaining a predetermined number of transmit opportunities or until a predetermined awake period has expired; and

    transitioning the apparatus to a doze state when gaining the predetermined number of transmit opportunities or determining that the predetermined awake period has expired.

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