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Tracking, presence verification and locating features as part of a security system

  • US 20050099299A1
  • Filed: 12/18/2003
  • Published: 05/12/2005
  • Est. Priority Date: 11/06/2003
  • Status: Active Grant
First Claim
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1. An apparatus with a presence verification feature, comprising:

  • a user interface device for receiving a command from a user to verify the presence of an object;

    a transmitter;

    a control responsive to the command for controlling the transmitter to transmit a wireless signal encoded with an identifier of an electronic tag associated with the object; and

    a receiver for receiving a wireless signal from the electronic tag that is responsive to the wireless signal transmitted thereto;

    wherein the control is responsive to the wireless signal received by the receiver for informing the user, via the user interface device, that the presence of the object is verified.

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