BE775869A - Appareil pour la detection de vol d'articles - Google Patents

Appareil pour la detection de vol d'articles

Info

Publication number
BE775869A
BE775869A BE775869A BE775869A BE775869A BE 775869 A BE775869 A BE 775869A BE 775869 A BE775869 A BE 775869A BE 775869 A BE775869 A BE 775869A BE 775869 A BE775869 A BE 775869A
Authority
BE
Belgium
Prior art keywords
detection device
theft detection
article theft
article
theft
Prior art date
Application number
BE775869A
Other languages
English (en)
French (fr)
Inventor
A J Minasy
Original Assignee
Knogo Corp
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 Knogo Corp filed Critical Knogo Corp
Publication of BE775869A publication Critical patent/BE775869A/xx

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
    • G08B13/2465—Aspects related to the EAS system, e.g. system components other than tags
    • G08B13/2488—Timing issues, e.g. synchronising measures to avoid signal collision, with multiple emitters or a single emitter and receiver
    • 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
    • G08B13/2465—Aspects related to the EAS system, e.g. system components other than tags
    • G08B13/2468—Antenna in system and the related signal processing
    • G08B13/2471—Antenna signal processing by receiver or emitter

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Automation & Control Theory (AREA)
  • Computer Security & Cryptography (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Burglar Alarm Systems (AREA)
BE775869A 1970-12-02 1971-11-26 Appareil pour la detection de vol d'articles BE775869A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US9444170A 1970-12-02 1970-12-02

Publications (1)

Publication Number Publication Date
BE775869A true BE775869A (fr) 1972-03-16

Family

ID=22245221

Family Applications (1)

Application Number Title Priority Date Filing Date
BE775869A BE775869A (fr) 1970-12-02 1971-11-26 Appareil pour la detection de vol d'articles

Country Status (9)

Country Link
US (1) US3696379A (enExample)
AU (1) AU433043B2 (enExample)
BE (1) BE775869A (enExample)
CA (1) CA954202A (enExample)
DE (1) DE2159606A1 (enExample)
FR (1) FR2116511B1 (enExample)
GB (1) GB1329194A (enExample)
IT (1) IT946253B (enExample)
ZA (1) ZA717336B (enExample)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3919704A (en) * 1972-12-04 1975-11-11 Check Mate Systems Inc System and method for detecting unauthorized removal of goods from protected premises, and magnet detecting apparatus suitable for use therein
NL161904C (nl) * 1973-04-13 Knogo Corp Diefstal-detectiestelsel.
US3828337A (en) * 1973-08-20 1974-08-06 G Lichtblau Noise rejection circuitry
US4063230A (en) * 1975-06-12 1977-12-13 The Magnavox Company Balanced field theft detection system
US4117466A (en) * 1977-03-14 1978-09-26 Lichtblau G J Beat frequency interference rejection circuit
NL7804417A (nl) * 1977-04-28 1978-10-31 Parmeko Ltd Detectiestelsel voor het bewaken van de positie van een artikel in een controlezone.
NL7708012A (nl) * 1977-07-19 1979-01-23 Nedap Nv Detectiestelsel.
DE2732543C3 (de) * 1977-07-19 1980-08-07 Precitec Gesellschaft Fuer Praezisionstechnik Und Elektronik Mbh & Co Entwicklungs- Und Vertriebs-Kg, 7570 Baden-Baden Vorrichtung zur Erfassung von sich im Gebiet einer Grenzfläche befindenden Objekten
US4135184A (en) * 1977-08-31 1979-01-16 Knogo Corporation Electronic theft detection system for monitoring wide passageways
US4168496A (en) * 1977-10-05 1979-09-18 Lichtblau G J Quasi-stationary noise cancellation system
US4321586A (en) * 1980-08-21 1982-03-23 Knogo Corporation Article theft detection
US4484182A (en) * 1981-07-01 1984-11-20 Shorrock Developments Limited Intruder detection apparatus for functioning free of disturbance while in close proximity to high-power pulse-moldulated radars
AT405697B (de) * 1984-04-23 1999-10-25 Lichtblau G J Deaktivierbarer resonanzschaltkreis
AU586692B2 (en) * 1985-07-09 1989-07-20 S.P.C. Limited Packaging process
US5047750A (en) * 1990-03-09 1991-09-10 Hector Larry F Non-intrusive infant security system
US5373301A (en) * 1993-01-04 1994-12-13 Checkpoint Systems, Inc. Transmit and receive antenna having angled crossover elements
US5602556A (en) * 1995-06-07 1997-02-11 Check Point Systems, Inc. Transmit and receive loop antenna
US5825291A (en) * 1996-04-10 1998-10-20 Sentry Technology Corporation Electronic article surveillance system
US5990791A (en) * 1997-10-22 1999-11-23 William B. Spargur Anti-theft detection system
US6147420A (en) * 1997-12-16 2000-11-14 Lear Automotive Dearborn, Inc. Wireless switching system
US7183917B2 (en) * 2003-05-19 2007-02-27 Checkpoint Systems, Inc. EAS/RFID identification hard tags
US7380711B2 (en) * 2004-07-23 2008-06-03 Checkpoint Systems, Inc. Self-check system and method for protecting digital media
EP1760625A1 (en) * 2005-08-29 2007-03-07 Datamars SA RFID system and a method for improving the detection efficiency of the RFID system
GB201116932D0 (en) * 2011-10-01 2011-11-16 Young Peter J Device to detect unattended open door or draw
US11527138B2 (en) 2018-05-17 2022-12-13 Checkpoint Systems, Inc. Dual hard tag

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2693525A (en) * 1951-01-17 1954-11-02 Gen Railway Signal Co Inductive control system
US2774060A (en) * 1953-06-15 1956-12-11 Richard B Thompson Detecting means for stolen goods
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

Also Published As

Publication number Publication date
IT946253B (it) 1973-05-21
US3696379A (en) 1972-10-03
FR2116511A1 (enExample) 1972-07-13
CA954202A (en) 1974-09-03
GB1329194A (en) 1973-09-05
AU3533971A (en) 1973-03-15
FR2116511B1 (enExample) 1975-02-21
AU433043B2 (en) 1973-03-15
ZA717336B (en) 1972-07-26
DE2159606A1 (de) 1972-06-15

Similar Documents

Publication Publication Date Title
BE775869A (fr) Appareil pour la detection de vol d'articles
IT959975B (it) Borsa in particolare borsa per bagno
BE773418A (fr) Dispositif de support d'objets
IT976929B (it) Apparecchio d allarme contro furti di oggetti di valore
FR2282835A1 (fr) Appareil de presentation d'articles
FR1504126A (fr) Appareil de classification d'articles
BE802346A (fr) Appareil de triage d'articles
BE761751A (fr) Appareil d'identification de caracteres
BE749318A (fr) Dispositifs d'affichage
IT1002224B (it) Dispositivo per sospendere o sganciare capichi
CH530329A (fr) Appareil pour le transport successif d'objets allongés
BE792016A (fr) Dispositif pour l'etiquetage d'objets, notamment de bouteilles
BE775155A (fr) Appareil d'ebavurage d'articles moules
BE787802Q (fr) Appareil de revetement d'articles refractaires
SE389652B (sv) Anordning for hantering av artiklar
BE764479A (fr) Dispositif perfectionne pour la production d'articles non tisses
IT953721B (it) Apparecchiatura e procedimento per la confezione di articoli di maglie ria
BE809307A (fr) Appareil lecteur d'articles
BE759919A (fr) Appareil de manipulation d'articles
FR2314881A1 (fr) Appareil transporteur d'articles
IT961387B (it) Dispositivo per la rivelazione di perdite in recipienti
BE750815A (fr) Dispositif de manipulation d'articles
CH505573A (fr) Article d'habillement
FR1500133A (fr) Appareil de classification d'articles
CH535692A (fr) Appareil pour la distribution d'articles