ATE21180T1 - Tragbarer frequenzteiler ohne batterie. - Google Patents

Tragbarer frequenzteiler ohne batterie.

Info

Publication number
ATE21180T1
ATE21180T1 AT82302498T AT82302498T ATE21180T1 AT E21180 T1 ATE21180 T1 AT E21180T1 AT 82302498 T AT82302498 T AT 82302498T AT 82302498 T AT82302498 T AT 82302498T AT E21180 T1 ATE21180 T1 AT E21180T1
Authority
AT
Austria
Prior art keywords
frequency
circuit
electromagnetic radiation
frequency divider
resonant
Prior art date
Application number
AT82302498T
Other languages
German (de)
English (en)
Inventor
Lincoln H Charlot Jr
Original Assignee
Security Tag 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 Security Tag Systems Inc filed Critical Security Tag Systems Inc
Application granted granted Critical
Publication of ATE21180T1 publication Critical patent/ATE21180T1/de

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
    • G08B13/2414—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 inductive tags
    • G08B13/242—Tag deactivation
    • 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
    • G08B13/2431—Tag circuit details

Landscapes

  • Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Computer Security & Cryptography (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Burglar Alarm Systems (AREA)
  • Electrically Operated Instructional Devices (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Telephone Function (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Stringed Musical Instruments (AREA)
  • Materials For Medical Uses (AREA)
  • Pinball Game Machines (AREA)
AT82302498T 1981-05-19 1982-05-17 Tragbarer frequenzteiler ohne batterie. ATE21180T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/265,149 US4481428A (en) 1981-05-19 1981-05-19 Batteryless, portable, frequency divider useful as a transponder of electromagnetic radiation
EP82302498A EP0066403B1 (en) 1981-05-19 1982-05-17 Batteryless, portable, frequency divider

Publications (1)

Publication Number Publication Date
ATE21180T1 true ATE21180T1 (de) 1986-08-15

Family

ID=23009228

Family Applications (1)

Application Number Title Priority Date Filing Date
AT82302498T ATE21180T1 (de) 1981-05-19 1982-05-17 Tragbarer frequenzteiler ohne batterie.

Country Status (9)

Country Link
US (1) US4481428A (enExample)
EP (1) EP0066403B1 (enExample)
JP (1) JPS57196604A (enExample)
AT (1) ATE21180T1 (enExample)
DE (1) DE3272291D1 (enExample)
ES (1) ES512290A0 (enExample)
HK (1) HK40187A (enExample)
NO (1) NO154509C (enExample)
SG (1) SG2787G (enExample)

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US5065138A (en) * 1990-08-03 1991-11-12 Security Tag Systems, Inc. Magnetically-coupled two-resonant-circuit, frequency divider for presence-detection-system tag
US5241298A (en) * 1992-03-18 1993-08-31 Security Tag Systems, Inc. Electrically-and-magnetically-coupled, batteryless, portable, frequency divider
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US5497639A (en) 1994-11-15 1996-03-12 Link Enterprises, Inc. Non-cuttable device for attachment of shoplifting detection tag
US5517179A (en) * 1995-05-18 1996-05-14 Xlink Enterprises, Inc. Signal-powered frequency-dividing transponder
US5864301A (en) * 1996-05-13 1999-01-26 Jackson; Jerome D. Systems and methods employing a plurality of signal amplitudes to identify an object
JP3147306B2 (ja) 1996-10-17 2001-03-19 ピンポイント コーポレイション 物品追跡システム
US6812824B1 (en) 1996-10-17 2004-11-02 Rf Technologies, Inc. Method and apparatus combining a tracking system and a wireless communication system
US6208235B1 (en) 1997-03-24 2001-03-27 Checkpoint Systems, Inc. Apparatus for magnetically decoupling an RFID tag
US6072383A (en) * 1998-11-04 2000-06-06 Checkpoint Systems, Inc. RFID tag having parallel resonant circuit for magnetically decoupling tag from its environment
DE19923862A1 (de) * 1999-05-25 2000-11-30 Georg Siegel Gmbh Zur Verwertu Warensicherungselement
CA2408488C (en) * 2000-05-08 2010-03-09 Checkpoint Systems, Inc. Radio frequency detection and identification system
GB2390509A (en) * 2002-07-03 2004-01-07 Marconi Information Systems Lt Smart label reader interfacing device
US20040230487A1 (en) * 2003-05-13 2004-11-18 Tripp Jeffrey William Local data access system
US20050003839A1 (en) * 2003-05-13 2005-01-06 Tripp Jeffrey William Decision influence data system
US7183917B2 (en) * 2003-05-19 2007-02-27 Checkpoint Systems, Inc. EAS/RFID identification hard tags
US7339464B2 (en) * 2004-04-12 2008-03-04 David Russell Detection-resistant transponder with “stealth packaging” for high-risk surveillance applications
US8388553B2 (en) * 2004-11-04 2013-03-05 Smith & Nephew, Inc. Cycle and load measurement device
AU2006282828B2 (en) 2005-08-23 2013-01-31 Smith & Nephew, Inc Telemetric orthopaedic implant
ITMI20060356U1 (it) * 2006-10-17 2008-04-18 Tommaseo Marco Dispositivo di rilevamento della movimentazione di neonati
EP2114247B1 (en) 2007-02-23 2013-10-30 Smith & Nephew, Inc. Processing sensed accelerometer data for determination of bone healing
DE102007018503B4 (de) * 2007-04-19 2011-12-22 Götting KG Anordnung zur Standlinien- oder Standortbestimmung eines Transponders
JP6121088B2 (ja) 2007-09-06 2017-04-26 スミス アンド ネフュー インコーポレイテッド 遠隔測定インプラントと交信するシステムおよび方法
DE102008039220A1 (de) 2008-08-22 2010-02-25 Götting KG Transponder sowie Arbeitsverfahren für einen solchen Transponder
AU2012256356B2 (en) 2011-05-16 2016-11-17 Smith & Nephew, Inc. Measuring skeletal distraction
US20180040218A1 (en) * 2016-08-04 2018-02-08 Tyco Fire & Security Gmbh Pulsed electronic article surveillance detection system absent of a phasing requirement
JP7304895B2 (ja) 2018-05-17 2023-07-07 チェックポイント・システムズ・インコーポレイテッド デュアルハードタグ
US20230198521A1 (en) * 2021-10-15 2023-06-22 Kay C. Robinson, JR. Wireless Voltage link

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Also Published As

Publication number Publication date
NO154509C (no) 1986-10-01
HK40187A (en) 1987-05-29
EP0066403B1 (en) 1986-07-30
NO154509B (no) 1986-06-23
ES8304727A1 (es) 1983-03-01
JPH0214802B2 (enExample) 1990-04-10
NO821640L (no) 1982-11-22
JPS57196604A (en) 1982-12-02
SG2787G (en) 1987-09-18
DE3272291D1 (en) 1986-09-04
EP0066403A1 (en) 1982-12-08
ES512290A0 (es) 1983-03-01
US4481428A (en) 1984-11-06

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee