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DAA concept with uplink detection: frequency domain quiet periods

  • US 20080268779A1
  • Filed: 03/31/2008
  • Published: 10/30/2008
  • Est. Priority Date: 03/29/2007
  • Status: Abandoned Application
First Claim
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1. A method for detecting a victim wireless device, comprising:

  • obtaining a set of wireless bands and a set of time periods, wherein during a given time period a subset of wireless bands corresponding to that time period is vacant and a remaining subset of wireless bands is used to exchange data;

    during each of the time periods in the set of time periods;

    receiving a signal, if any; and

    in the event a signal is received, recording the subset of vacant wireless bands corresponding to that time period; and

    after the set of time periods ends, determining whether there is a victim wireless device based at least in part on the number of vacant wireless bands recorded.

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