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GEOLOCATION WITH RADIO-FREQUENCY RANGING

  • US 20170234965A1
  • Filed: 05/02/2017
  • Published: 08/17/2017
  • Est. Priority Date: 03/14/2013
  • Status: Active Grant
First Claim
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1. A system comprising:

  • an originator device configured to transmit a first wireless signal to a transponder device;

    the transponder device is configured to transmit a second wireless signal to the originator device;

    an observer device configured to receive the first wireless signal from the originator device and receive the second wireless signal from the transponder device; and

    a first processor configured to calculate a transactional difference range at the observer device based on the first wireless signal received at the observer device and the second wireless signal received at the observer device.

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