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Determining a designated wireless device lacks a fixed geographic location and using the determination to improve location estimates

  • US 9,521,512 B2
  • Filed: 03/02/2015
  • Issued: 12/13/2016
  • Est. Priority Date: 06/11/2010
  • Status: Active Grant
First Claim
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1. A method of determining that a geographic location of a designated wireless device is not fixed, and using the determination that the geographic location of the designated wireless device is not fixed to improve location estimates, the method comprising:

  • determining, by a wireless positioning system, one or more neighboring wireless devices having relationships with the designated wireless device, wherein a relationship is established when wireless signals from a neighboring wireless device of the one or more neighboring wireless devices and the designated wireless device are detected by a same receiver;

    calculating a measure of likelihood that the geographic location of the designated wireless device is not fixed based at least in part on a number of the relationships or a duration of the relationships; and

    based on the measure of likelihood, excluding the designated wireless device from being used in the wireless positioning system as a beacon for estimating the location of a client device.

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