×

SYSTEM AND METHOD FOR TAMPER DETECTION USING RFID DEVICES

  • US 20160275769A1
  • Filed: 03/19/2015
  • Published: 09/22/2016
  • Est. Priority Date: 03/19/2015
  • Status: Active Grant
First Claim
Patent Images

1. A system for status indication, comprising:

  • a security device, having a first portion disposable on a first side of a separation boundary of a separable object, a second portion disposable on a second side of the separation boundary, and a separation region between the first portion and the second portion, the security device further having a first Radio Frequency Identification (RFID) circuit configured to provide a first return signal and a second RFID circuit configured to provide a second return signal, wherein the first RFID circuit includes a first processor disposed entirely on the first portion and a first antenna spanning the separation region, and wherein the second RFID circuit includes a second processor disposed entirely on the second portion and a second antenna disposed entirely on the second portion; and

    a data device, comprising a microprocessor and system memory, an RFID reader and a radio antenna, configured to send and receive radio frequency signals with the first RFID circuit, and to recognize the first return signal as indicating an untampered condition of the separable object.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×