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Listen interval (LI) selection for WLAN client

  • US 9,210,656 B2
  • Filed: 07/31/2012
  • Issued: 12/08/2015
  • Est. Priority Date: 07/31/2012
  • Status: Active Grant
First Claim
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1. A method comprising:

  • periodically waking up a wireless local area network (WLAN) client at a first interval to detect a beacon signal, wherein beacon signals are periodically transmitted on a wireless link at a beacon interval, wherein the first interval is equal to a plurality of beacon intervals;

    determining that the WLAN client has not detected a beacon signal on the wireless link while periodically waking up at the first interval, and in response, waking up the WLAN client at a next beacon interval; and

    determining that the WLAN client has detected a beacon signal on the wireless link while waking up at the next beacon interval, and in response, periodically waking up the WLAN client at the first interval to detect beacon signals transmitted on the wireless link.

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