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Real-time location and presence using a push-location client and server

  • US 8,965,464 B2
  • Filed: 06/21/2013
  • Issued: 02/24/2015
  • Est. Priority Date: 03/20/2010
  • Status: Active Grant
First Claim
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1. A computer-implemented method, comprising:

  • determining, by a mobile device, whether the mobile device is stationary within specified thresholds based on data from a motion detection system of the mobile device;

    detecting, by the mobile device, whether the mobile device is stationary within the specified thresholds based on cell-ID, time advancing, or both;

    when the mobile device is determined to be stationary within the specified thresholds, putting the mobile device into a power-saving mode; and

    when the mobile device is determined to have a changed state and is not considered to be stationary within the specified thresholds,activating, by the mobile device, a mobile positioning system, anddetermining, by the mobile device, a current location of the mobile device from the mobile positioning system to maintain the current location of the mobile device.

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