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Object locating system employing RF signaling

  • US 20030067397A1
  • Filed: 10/24/2002
  • Published: 04/10/2003
  • Est. Priority Date: 10/06/1999
  • Status: Abandoned Application
First Claim
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1. A system for locating a plurality of objects, the system comprising:

  • a control unit including a control, an RF transmitter for producing a plurality of uniquely coded signals, and a microprocessor interposed between the control and the RF transmitter for transmitting a plurality of coded RF activating signals, the control including a selecting apparatus for selecting the coded RF activating signals, the selecting apparatus including at least one switch for selecting a plurality of coded RF activating signals; and

    a plurality of remote units, each of the remote units including an RF receiver for receiving the activating signals transmitted by the RF transmitter and for producing a control output, and an audible signal producing device, and a microprocessor interposed between the RF receiver and the audible signal producing device, each of the remote units being adapted to be coupled to one of the objects to be located, and each remote unit being activated in response to a different one of the coded activating signals to produce an output.

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