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Electronic monitoring system

  • US 4,736,196 A
  • Filed: 11/18/1986
  • Issued: 04/05/1988
  • Est. Priority Date: 11/18/1986
  • Status: Expired due to Fees
First Claim
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1. A system for monitoring the movement of an individual comprising, in combination:

  • portable control means for providing an activation signal;

    a band adapted to be secured to said individual including a band switch and an antenna wire, said band switch being operable whenever said band is secured to said individual;

    transmitter means for selectively providing a transmitter signal to be transmitted by said antenna wire throughout the vicinity of said individual as a detection signal, said band switch coupling said antenna wire to said transmitter means whenever said band switch is operable;

    trigger means, responsive to said portable control means and said band switch, for receiving said activation signal and responsively activating said transmitter means and for deactivating said transmitter means whenever said band switch becomes inoperable; and

    portable receiver means for receiving said detection signal.

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