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Measurement of transmitter/receiver separation

  • US 8,452,412 B2
  • Filed: 09/04/2003
  • Issued: 05/28/2013
  • Est. Priority Date: 09/04/2002
  • Status: Active Grant
First Claim
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1. A method of determining a position of an external transceiver relative to an implanted transceiver, the method comprising:

  • measuring the strength of a magnetic field proximal to the external transceiver, wherein the magnetic field is generated at least in part by the external transceiver; and

    determining a position of the external transceiver relative to the implanted transceiver from said measured magnetic field strength.

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