Electronic surveillance and identification

WR Holland - US Patent 4,746,830, 1988 - Google Patents
BACKGROUND ART The electronic article surveillance (“EAS”) industry has been evolving
for several decades in attempts to deter and detect pilferage and shoplifting in libraries …

Identification tag with enhanced security

ED Goff, GL Karel, C Piotrowski, RA Sainati… - US Patent …, 2000 - Google Patents
BACKGROUND OF THE INVENTION Electronic article surveillance (“EA”) systems detect
the presence of small electronic devices placed on or in an article or carried by a person of …

Activate/deactiveable security tag with enhanced electronic protection for use with an electronic security system

JE Davies Jr, L Appalucci, AP Dutcher… - US Patent …, 2002 - Google Patents
The use of electronic article Surveillance or Security (EAS) Systems for detecting and
preventing theft or unau thorized removal of articles or goods from retail establish ments …

Electronic article surveillance tag product and method of manufacturing same

CC Habeger Jr, KA Pollart - US Patent 5,781,110, 1998 - Google Patents
BACKGROUND OF THE INVENTION Electronic article surveillance (EAS) systems for detect
ing the theft or unauthorized removal of retail articles are generally known. One popular type …

Techniques to reduce false alarms, invalid security deactivation, and internal theft

SR Maitin - US Patent 7,591,422, 2009 - Google Patents
BACKGROUND Electronic article surveillance (EAS) systems are used to control inventory
and to prevent theft or unauthorized removal of items tagged with an EAS security label from …

Self-checkout/self-check-in RFID and electronics article surveillance system

T Ghaffari, GM Shafer, JR Gruszynski… - US Patent …, 2001 - Google Patents
A self-checkout/self-check-in and electronic article surveillance (EAS) system is provided.
EAS tags and radio frequency identification (RFID) tags are connected to articles for use with …

Tag device and method for electronic article surveillance

R Siikarla, GG Pinneo, DA Narlow - US Patent 4,736,207, 1988 - Google Patents
BACKGROUND OF THE INVENTION The electronic article surveillance (EAS) industry has
looked at large to tag devices of a type involving a dipole antenna housed with a diode in a …

Combination radio frequency transponder (RF Tag) and magnetic electronic article surveillance (EAS) material

MJ Brady, TA Cofino, RJ Gambino… - US Patent …, 1999 - Google Patents
US5939984A - Combination radio frequency transponder (RF Tag) and magnetic electronic
article surveillance (EAS) material - Google Patents US5939984A - Combination radio …

EAS and RFID systems incorporating field canceling core antennas

SE Hall, BF Balch, RL Copeland - US Patent 7,019,651, 2006 - Google Patents
BACKGROUND EAS and RFID systems are typically utilized to protect and track assets. In
an EAS system, an interrogation Zone may be established at the perimeter, eg at an exit …

EAS/RFID identification hard tags

AF Piccoli, GT Mazoki - US Patent 7,183,917, 2007 - Google Patents
A re-usable identification tag that includes a combination of US PATENT DOCUMENTS
RFID (radio frequency identification) elements and EAS 3,696,379 A 10/1972 …