Remote identification of integrated circuit

  • US 5,787,174 A
  • Filed: 11/02/1995
  • Issued: 07/28/1998
  • Est. Priority Date: 06/17/1992
  • Status: Expired due to Term
First Claim
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1. Integrated circuit apparatus incorporating an identification number, comprising:

  • an integrated circuit package;

    a first integrated circuit mounted within the package, wherein the first integrated circuit has a primary function different from radio frequency identification; and

    a radio frequency identification circuit, mounted within the package, includingan ID number memory integrated circuit for storing an identification number, andan integrated circuit RF transceiver includinga receiver integrated circuit for receiving RF signals, anda transmitter integrated circuit for transmitting an identification RF signal conveying the stored identification number after the receiver circuit receives an RF interrogation signal.

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