JPH0214802B2 - - Google Patents

Info

Publication number
JPH0214802B2
JPH0214802B2 JP57083890A JP8389082A JPH0214802B2 JP H0214802 B2 JPH0214802 B2 JP H0214802B2 JP 57083890 A JP57083890 A JP 57083890A JP 8389082 A JP8389082 A JP 8389082A JP H0214802 B2 JPH0214802 B2 JP H0214802B2
Authority
JP
Japan
Prior art keywords
inductance coil
circuit
frequency
frequency divider
coil
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.)
Expired - Lifetime
Application number
JP57083890A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57196604A (en
Inventor
Eichi Chaarotsuto Junia Rinkaan
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.)
SEKYURITEI TATSUGU SHISUTEMUZU Inc
Original Assignee
SEKYURITEI TATSUGU SHISUTEMUZU 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 SEKYURITEI TATSUGU SHISUTEMUZU Inc filed Critical SEKYURITEI TATSUGU SHISUTEMUZU Inc
Publication of JPS57196604A publication Critical patent/JPS57196604A/ja
Publication of JPH0214802B2 publication Critical patent/JPH0214802B2/ja
Granted 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
    • G08B13/2414—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)
JP57083890A 1981-05-19 1982-05-18 Frequency divider Granted JPS57196604A (en)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
JPS57196604A JPS57196604A (en) 1982-12-02
JPH0214802B2 true JPH0214802B2 (enExample) 1990-04-10

Family

ID=23009228

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57083890A Granted JPS57196604A (en) 1981-05-19 1982-05-18 Frequency divider

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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US4654641A (en) * 1985-09-13 1987-03-31 Security Tag Systems, Inc. Frequency divider with single resonant circuit and use thereof as a transponder in a presence detection system
US4727360A (en) * 1985-09-13 1988-02-23 Security Tag Systems, Inc. Frequency-dividing transponder and use thereof in a presence detection system
US4670740A (en) * 1985-11-04 1987-06-02 Security Tag Systems, Inc. Portable, batteryless, frequency divider consisting of inductor and diode
US4692746A (en) * 1986-02-26 1987-09-08 Security Tag Systems, Inc. Recording-tape-reel assembly with electronic tag
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US5031287A (en) * 1989-06-01 1991-07-16 Security Tag Systems, Inc. Detrimental-substance-containing theft-deterrent device
US5253162A (en) * 1990-05-17 1993-10-12 At/Comm, Incorporated Shielding field method and apparatus
US6653946B1 (en) 1990-05-17 2003-11-25 Transcore, Inc. Electronic vehicle toll collection system and method
US5086389A (en) * 1990-05-17 1992-02-04 Hassett John J Automatic toll processing apparatus
US5289183A (en) * 1992-06-19 1994-02-22 At/Comm Incorporated Traffic monitoring and management method and apparatus
US5144553A (en) * 1990-05-17 1992-09-01 Hassett John J Electronic vehicle toll collection system and method
US5347274A (en) * 1990-05-17 1994-09-13 At/Comm Incorporated Hazardous waste transport management system
US5406275A (en) * 1990-05-17 1995-04-11 At/Comm Incorporated Object location process and apparatus
US5751973A (en) * 1990-05-17 1998-05-12 At/Comm Incorporated Electronic parking and dispatching management method and apparatus
US5065137A (en) * 1990-08-03 1991-11-12 Security Tag Systems, Inc. Magnetically-coupled, two-resonant-circuit, frequency-division tag
ATE152848T1 (de) * 1990-08-03 1997-05-15 Sensormatic Electronics Corp Magnetischgekoppelte, zweiresonanz-schaltung, frequenz-teilungsetikett
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
US5347262A (en) * 1992-10-23 1994-09-13 Security Tag Systems, Inc. Theft-deterrent device providing force-sensitive tamper detection
US5351187A (en) * 1992-12-30 1994-09-27 At/Comm Incorporated Automatic debiting parking meter system
US5460124A (en) * 1993-07-15 1995-10-24 Perimeter Technologies Incorporated Receiver for an electronic animal confinement system
US5382780A (en) * 1993-10-01 1995-01-17 Duncan Industries Parking Control Systems Corp. Portable time metering device
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

Family Cites Families (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS36022343B1 (enExample) * 1959-12-24 1961-11-18 Univ Tokyo
US3172101A (en) * 1960-03-18 1965-03-02 Gen Precision Inc Coherent signalling system
US3088106A (en) * 1960-04-04 1963-04-30 Gen Precision Inc Responder device
US3230396A (en) * 1963-10-15 1966-01-18 Sylvania Electric Prod Transistor frequency multipliers
SE321883B (enExample) * 1965-03-05 1970-03-16 A Minasy
US3299424A (en) * 1965-05-07 1967-01-17 Jorgen P Vinding Interrogator-responder identification system
US3500373A (en) * 1966-05-06 1970-03-10 Nat Bank Of North America The Method and apparatus for article theft detection
GB1212504A (en) * 1966-12-30 1970-11-18 Euronics Ltd Theft detection system
NO126975B (enExample) * 1967-03-30 1973-04-16 John Welsh
FR1531508A (fr) * 1967-05-19 1968-07-05 Système de tri automatique d'objets tels que sacs postaux
US3754226A (en) * 1968-03-22 1973-08-21 Stoplifter Int Inc Conductive-ring ferromagnetic marker and method and system for using same
GB1292380A (en) * 1969-04-02 1972-10-11 Unisearch Ltd Electronic surveillance systems
BE748180A (fr) * 1969-04-02 1970-09-28 Unisearch Ltd Systeme de surveillance electronique
GB1290097A (enExample) * 1969-04-02 1972-09-20
GB1297279A (enExample) * 1969-07-09 1972-11-22
DK134666B (da) * 1970-02-20 1976-12-20 Svejsecentralen Fremgangsmåde til mærkning og senere lokalisering, identifikation og registrering af fysiske objekter samt elektronisk mærkningsoragn til anvendelse ved udøvelse af fremgangsmåden.
US3707711A (en) * 1970-04-02 1972-12-26 Peter Harold Cole Electronic surveillance system
US3711848A (en) * 1971-02-10 1973-01-16 I D Eng Inc Method of and apparatus for the detection of stolen articles
US3713133A (en) * 1971-02-16 1973-01-23 R Nathans Rf and sonic systems for preventing shoplifting of goods and unauthorized removal of capsules affixed thereto for protecting goods
JPS4877695A (enExample) * 1971-12-30 1973-10-18
US3839717A (en) * 1972-01-28 1974-10-01 Identification Co Inc Communication apparatus for communicating between a first and a second object
US3818472A (en) * 1972-05-26 1974-06-18 K Mauk R.f. system for detecting unauthorized travel of articles through a selected zone
US3967161A (en) * 1972-06-14 1976-06-29 Lichtblau G J A multi-frequency resonant tag circuit for use with an electronic security system having improved noise discrimination
US3859652A (en) * 1972-06-26 1975-01-07 North American Systems Corp Method and apparatus for detecting the theft of articles
US3859624A (en) * 1972-09-05 1975-01-07 Thomas A Kriofsky Inductively coupled transmitter-responder arrangement
US3863240A (en) * 1972-12-08 1975-01-28 Aerospace Res Electromagnetic intrusion detection system
NL161904C (nl) * 1973-04-13 Knogo Corp Diefstal-detectiestelsel.
US3855592A (en) * 1973-08-20 1974-12-17 Gen Electric Transponder having high character capacity
SE384477B (sv) * 1974-08-16 1976-05-10 Philips Svenska Ab Sett och anordning for att astadkomma synkronisering i en informationsoverforingsanleggning innefattande en fragestation och ett svarsdon
US3974581A (en) * 1974-10-30 1976-08-17 I. D. Engineering, Inc. Anti-theft fastening device and tool for releasing same
GB1507050A (en) * 1975-03-21 1978-04-12 Plessey Co Ltd Interrogator/transponder systems
GB1543155A (en) * 1975-05-02 1979-03-28 Nat Res Dev Transponders
NL7804417A (nl) * 1977-04-28 1978-10-31 Parmeko Ltd Detectiestelsel voor het bewaken van de positie van een artikel in een controlezone.
GB1604219A (en) * 1977-04-28 1981-12-02 Parmeko Ltd Detection systems
CA1110341A (en) * 1977-08-19 1981-10-06 John D. Mccann Marker tag for a detection system
US4135184A (en) * 1977-08-31 1979-01-16 Knogo Corporation Electronic theft detection system for monitoring wide passageways
ZA7994B (en) * 1978-01-11 1980-01-30 Tag Radionics Ltd Presence sensing system
CA1118849A (en) * 1979-08-28 1982-02-23 William D. Cornish Wideband mesfet microwave frequency divider

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
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
ATE21180T1 (de) 1986-08-15

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