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Systems and methods for communicating with an implantable stimulator

  • US 8,670,835 B2
  • Filed: 05/28/2010
  • Issued: 03/11/2014
  • Est. Priority Date: 06/28/2002
  • Status: Expired due to Term
First Claim
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1. A system, comprising:

  • an external device, comprisingcontrol circuitry for producing from first data a first signal modulated with pulse width modulation, and for producing from second data a second signal modulated with frequency modulation; and

    a first antenna configured to wirelessly transmit the first modulated signal and the second modulated signal to the implantable medical device; and

    an implantable medical device, comprising;

    a first telemetry receiver in the implantable medical device for demodulating the first modulated signal to recover the first data; and

    a second telemetry receiver in the implantable medical device for demodulating the second modulated signal to recover the second data.

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