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Electronic monitoring device and monitoring system including same

  • US 5,831,535 A
  • Filed: 07/24/1997
  • Issued: 11/03/1998
  • Est. Priority Date: 07/24/1997
  • Status: Expired due to Term
First Claim
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1. An electronic monitoring device to be attached to a subject for monitoring, at a remote location, movements and/or other activities of the subject, comprising:

  • a housing attachable to the subject, and a closure member to secure the housing to the subject;

    said housing including electronic circuitry for receiving, processing, and transmitting to said remote location, data regarding the activities of the subject;

    said closure member including an identification tag having a unique identification number stored therein;

    said electronic circuitry including a data processor programmed to read and store said identification number from the tag when the closure member is applied to secure the housing to the subject, and periodically thereafter, to read the identification number of the closure member in the monitoring device attached to the subject, and to make a determination of whether a change has occured between the read identification number and the stored identification number, and to transmit to said remote location an identification signal corresponding to such determination.

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