×

Tamper detection sensor antenna

  • US 7,215,241 B2
  • Filed: 03/19/2003
  • Issued: 05/08/2007
  • Est. Priority Date: 03/20/2002
  • Status: Expired due to Fees
First Claim
Patent Images

1. A tamper detection sensing antenna comprising:

  • an antenna and proximity sensor, wherein said antenna is used for RF communication, and said sensor is used for generating signals in the proximity of said antenna so as to detect the presence of antenna communication interfering objects within the proximity of said sensing antenna;

    wherein when said sensing antenna defects the presence of communication interfering objects within the proximity of the antenna for a predetermined time, said sensor transmits a communication interference detection alarm signal.

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×