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Child proximity transmitter

  • US 6,262,660 B1
  • Filed: 04/30/1999
  • Issued: 07/17/2001
  • Est. Priority Date: 04/30/1999
  • Status: Expired due to Fees
First Claim
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1. The method of alerting a parent or guardian to the imminent return of a child allowing said parent or guardian to greet said child at a predetermined location away from the home comprising the steps of:

  • a) transmitting from a central base unit in the home a monitoring signal at a predetermined frequency and adjusting the strength of said signal to establish a predetermined monitoring area covering said predetermined location;

    b) securing a remote unit to a book bag accompanying said child, said remote unit having means for receiving said monitoring signal when said remote unit enters said monitoring area and transmitting a response signal at said predetermined frequency for receipt by said central base unit;

    c) said central base unit generating an alarm signal upon receipt of said response signal alerting said parent or guardian that said child is about to reach said predetermined location; and

    d) said parent or guardian proceeding to said predetermined location to meet said child.

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