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Modulation compensated clamp circuit

  • US 5,815,355 A
  • Filed: 10/06/1997
  • Issued: 09/29/1998
  • Est. Priority Date: 10/06/1997
  • Status: Expired due to Term
First Claim
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1. A transponder of the type used in radio frequency identification systems, comprising:

  • a tank circuit;

    an overvoltage circuit connected to the tank circuit having a shunting means for shunting current from the tank circuit during an overvoltage condition; and

    tuning means for varying the tuning of the tank circuit in accordance with data contained in the transponder, the tuning means operatively coupled with the shunting means to vary the amount of current shunted in accordance with the data.

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  • 6 Assignments
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