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Method and device for determining distance between devices

  • US 10,097,956 B2
  • Filed: 07/26/2017
  • Issued: 10/09/2018
  • Est. Priority Date: 01/21/2015
  • Status: Active Grant
First Claim
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1. A method of determining a distance between a device and a target device, the method comprising:

  • receiving, by the device, a first signal from the target device;

    receiving, from a reference device located at a predetermined distance from the target device, intensity information corresponding to a second intensity of a second signal received by the reference device from the target device; and

    determining the distance between the device and the target device based on a first intensity of the first signal, the predetermined distance, and the intensity information corresponding to the second intensity.

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