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Wireless item loss prevention system

  • US 9,779,612 B2
  • Filed: 09/15/2014
  • Issued: 10/03/2017
  • Est. Priority Date: 08/06/2012
  • Status: Active Grant
First Claim
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1. An item loss prevention system comprising:

  • a host unit configured to receive a remote unit that is attachable to an item, and configured to be receivable onto a user; and

    a remote magnetic sensor on the remote unit and a host magnetic sensor on the host unit, the host magnetic sensor and the remote magnetic sensor configured to monitor, independently, a presence or an absence of the remote unit from a direct contact with the host unit;

    an accelerometer in the remote unit, the accelerometer configured to detect a triggering movement of the remote unit; and

    the host magnetic sensor configured to initiate an alarm in the host magnetic unit in response to the host magnetic sensor detecting the absence of the remote unit, the remote magnetic sensor detecting the absence of the host unit, and the accelerometer detecting a triggering movement of the remote unit.

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