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IMPLANTABLE MEDICAL DEVICE AND POWER CONTROLLING METHOD THEREOF

  • US 20140194058A1
  • Filed: 10/27/2011
  • Published: 07/10/2014
  • Est. Priority Date: 05/27/2011
  • Status: Active Grant
First Claim
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1. An implantable medical device interworking with an external terminal having a primary coil, comprising:

  • a secondary coil configured to receive an RF signal from the external terminal by an induction of an induced electromotive force between the primary coil and the secondary coil, the RF signal including a power signal for energizing the implantable medical device and a data signal generated upon modulation of the power signal for use in controlling the implantable medical device;

    a power processing block configured to convert the power signal into a DC power to be used by the implantable medical device;

    a data communication circuit configured to be activated by the DC power supplied from the power processing block and to demodulate a modulated data signal from the RF signal;

    a charge unit configured to charge a battery with the DC power supplied from the power processing block; and

    a control unit configured to be operated by an operation power supplied from the battery and to control the implantable medical device according to the demodulated data signal.

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