AU5728094A - Dual frequency tag using rf and microwave technology - Google Patents

Dual frequency tag using rf and microwave technology

Info

Publication number
AU5728094A
AU5728094A AU57280/94A AU5728094A AU5728094A AU 5728094 A AU5728094 A AU 5728094A AU 57280/94 A AU57280/94 A AU 57280/94A AU 5728094 A AU5728094 A AU 5728094A AU 5728094 A AU5728094 A AU 5728094A
Authority
AU
Australia
Prior art keywords
dual frequency
frequency tag
microwave technology
microwave
technology
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
AU57280/94A
Inventor
Richard J Frohbergh
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Checkpoint Systems Inc
Original Assignee
Checkpoint Systems Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Checkpoint Systems Inc filed Critical Checkpoint Systems Inc
Publication of AU5728094A publication Critical patent/AU5728094A/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/24—Electrical actuation by interference with electromagnetic field distribution
    • G08B13/2402—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting
    • G08B13/2405—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting characterised by the tag technology used
    • G08B13/2422—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting characterised by the tag technology used using acoustic or microwave tags
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/24—Electrical actuation by interference with electromagnetic field distribution
    • G08B13/2402—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting
    • G08B13/2428—Tag details
    • G08B13/2437—Tag layered structure, processes for making layered tags
AU57280/94A 1992-12-04 1993-11-22 Dual frequency tag using rf and microwave technology Abandoned AU5728094A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US98539892A 1992-12-04 1992-12-04
PCT/US1993/011323 WO1994014143A1 (en) 1992-12-04 1993-11-22 Dual frequency tag using rf and microwave technology
US985398 2001-11-02

Publications (1)

Publication Number Publication Date
AU5728094A true AU5728094A (en) 1994-07-04

Family

ID=25531448

Family Applications (1)

Application Number Title Priority Date Filing Date
AU57280/94A Abandoned AU5728094A (en) 1992-12-04 1993-11-22 Dual frequency tag using rf and microwave technology

Country Status (2)

Country Link
AU (1) AU5728094A (en)
WO (1) WO1994014143A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2125786C (en) * 1991-12-19 2007-07-31 Ake Gustafson Security sealing device
US6970089B2 (en) 2002-07-03 2005-11-29 Battelle Memorial Institute K1-53 Full-spectrum passive communication system and method
US7446646B2 (en) 2003-06-30 2008-11-04 Nokia Corporation System and method for supporting multiple reader-tag configurations using multi-mode radio frequency tag
US7576655B2 (en) 2005-03-29 2009-08-18 Accu-Sort Systems, Inc. RFID conveyor system and method
US8854212B2 (en) 2009-03-30 2014-10-07 Datalogic Automation, Inc. Radio frequency identification tag identification system
EP2973464B1 (en) 2013-03-11 2019-08-21 Sensormatic Electronics, LLC Systems and methods for verification of security tag detachment
US10068449B2 (en) 2015-12-18 2018-09-04 Tyco Fire & Security Gmbh RFID proximity tack for RFID detacher
EP3935408A1 (en) 2019-03-05 2022-01-12 The Procter & Gamble Company Wireless monitoring system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4471344A (en) * 1980-10-09 1984-09-11 Ici Americas Inc. Dual frequency anti-theft system
NL8204802A (en) * 1982-12-10 1984-07-02 Nedap Nv DETECTION PLATE WITH NON-LINEAR CIRCUIT FOR A DETECTION SYSTEM.

Also Published As

Publication number Publication date
WO1994014143A1 (en) 1994-06-23

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