DE3771750D1 - Verfahren und einrichtung zum deaktivieren der etiketten von warenueberwachungssystemen vom elektromagnetischen typ. - Google Patents

Verfahren und einrichtung zum deaktivieren der etiketten von warenueberwachungssystemen vom elektromagnetischen typ.

Info

Publication number
DE3771750D1
DE3771750D1 DE8787103538T DE3771750T DE3771750D1 DE 3771750 D1 DE3771750 D1 DE 3771750D1 DE 8787103538 T DE8787103538 T DE 8787103538T DE 3771750 T DE3771750 T DE 3771750T DE 3771750 D1 DE3771750 D1 DE 3771750D1
Authority
DE
Germany
Prior art keywords
deactivating
labels
electromagnetic type
surveillance systems
goods surveillance
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 - Fee Related
Application number
DE8787103538T
Other languages
English (en)
Inventor
Arthur John Minasy
Peter Anthony Pokalsky
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.)
Sensormatic Electronics Corp
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
Application granted granted Critical
Publication of DE3771750D1 publication Critical patent/DE3771750D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G08B13/2408—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 ferromagnetic tags
    • G08B13/2411—Tag deactivation

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Computer Security & Cryptography (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Burglar Alarm Systems (AREA)
DE8787103538T 1986-03-18 1987-03-11 Verfahren und einrichtung zum deaktivieren der etiketten von warenueberwachungssystemen vom elektromagnetischen typ. Expired - Fee Related DE3771750D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/840,904 US4684930A (en) 1986-03-18 1986-03-18 Method and apparatus for deactivating targets used in electromagnetic type article surveillance systems

Publications (1)

Publication Number Publication Date
DE3771750D1 true DE3771750D1 (de) 1991-09-05

Family

ID=25283531

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787103538T Expired - Fee Related DE3771750D1 (de) 1986-03-18 1987-03-11 Verfahren und einrichtung zum deaktivieren der etiketten von warenueberwachungssystemen vom elektromagnetischen typ.

Country Status (9)

Country Link
US (1) US4684930A (de)
EP (1) EP0237950B1 (de)
JP (1) JPS62242319A (de)
AU (1) AU574602B2 (de)
BR (1) BR8701215A (de)
CA (1) CA1272264A (de)
DE (1) DE3771750D1 (de)
DK (1) DK129087A (de)
ZA (1) ZA871587B (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5448046A (en) * 1987-12-28 1995-09-05 Symbol Technologies, Inc. Arrangement for and method of expediting commercial product transactions at a point-of-sale site
US4968972A (en) * 1989-06-30 1990-11-06 Security Tag Systems, Inc. Conversion of bias strip in a frequency-dividing-transponder tag into a tripole bar magnet to deactivate the tag
US5151843A (en) * 1989-12-08 1992-09-29 Minnesota Mining And Manufacturing Company Sensitizer for ferromagnetic markers used with electromagnetic article surveillance systems
US5187462A (en) * 1990-02-15 1993-02-16 Minnesota Mining And Manufacturing Company Multiple magnet assembly for use with electromagnetic article surveillance markers
SE500627C2 (sv) * 1990-03-20 1994-08-01 Esselte Meto Int Gmbh Handscanner anordnad att optiskt avläsa en streckkod på en vara
US5170045A (en) * 1990-03-20 1992-12-08 Esselte Meto Eas Int. Ab Price tag deactivator
US5063367A (en) * 1990-09-04 1991-11-05 Eastman Kodak Company Method and apparatus for producing complex magnetization patterns in hard magnetic materials
US5808285A (en) 1990-09-17 1998-09-15 Metrologic Instruments, Inc. Portable code symbol reading device with one-way wireless data packet transmission link to base unit employing condition-dependent acoustical signalling for data packet reception acknowledgement
US5126720A (en) * 1991-01-17 1992-06-30 Knogo Corporation Method and apparatus for deactivating magnetic targets
US5225807A (en) * 1991-09-16 1993-07-06 Knogo Corporation Method and apparatus for sensitizing and desensitizing targets for electronic article surveillance systems
CA2223520C (en) * 1991-11-22 2001-02-06 Manfred A. A. Lupke Method and apparatus of forming profiled pipe
US5341125A (en) * 1992-01-15 1994-08-23 Sensormatic Electronics Corporation Deactivating device for deactivating EAS dual status magnetic tags
US5285182A (en) * 1992-09-03 1994-02-08 Minnesota Mining And Manufacturing Company Desensitizing apparatus for electromagnetic article surveillance system
US5410296A (en) * 1992-10-06 1995-04-25 Minnesota Mining And Manufacturing Company Magnetic tag deactivator for pre-existing check-out counters
US5376923A (en) * 1992-12-14 1994-12-27 Minnesota Mining And Manufacturing Company On the counter deactivator
JP3683585B2 (ja) * 1994-03-10 2005-08-17 ミネソタ マイニング アンド マニュファクチャリング カンパニー 電子物品監視システムにおける磁気マーカーのための非活動化装置
US5594420A (en) * 1995-02-02 1997-01-14 Sensormatic Electronics Corporation Rotating magnet array for deactivating EAS markers
US5625339A (en) * 1996-01-08 1997-04-29 Minnesota Mining And Manufacturing Company Apparatus for changing the status of magnetic markers in an electronic article surveillance system
US5990791A (en) * 1997-10-22 1999-11-23 William B. Spargur Anti-theft detection system
US6057763A (en) * 1998-04-10 2000-05-02 3M Innovative Properties Company Method and apparatus for activating and deactivating electromagnetic article surveillance markers
US5920262A (en) * 1998-06-19 1999-07-06 Sensormatic Electronics Corporation Omnidirectional deactivator for magnetic labels or tags of EAS systems
JP4090600B2 (ja) * 1998-12-08 2008-05-28 富士通株式会社 商品情報管理システム
EP1258538B1 (de) 2000-07-17 2006-10-11 NHK Spring Co., Ltd. Magnetischer markierer und seine herstellung
JP3520871B2 (ja) * 2002-01-31 2004-04-19 ソニー株式会社 着磁方法及び着磁装置
DE10307515A1 (de) * 2003-02-21 2004-09-02 Checkpoint Systems International Gmbh Vorrichtung und Verfahren zum Aktivieren und Deaktivieren magnetischer Sicherungsetiketten
US7230537B2 (en) * 2004-04-15 2007-06-12 Matsushita Electric Industrial Co., Ltd. Product identification system using IC tag units, and a digital content management system
JP2006227984A (ja) * 2005-02-18 2006-08-31 Lintec Corp 磁性検知タグ失効装置及び磁性検知タグ失効システム
US7728706B2 (en) * 2007-03-16 2010-06-01 Ogden Jr Orval D Material magnetizer systems
ITUB20160988A1 (it) * 2016-02-23 2017-08-23 Bassi Group Int S R L Attrezzo per la magnetizzazione di plastoferrite flessibile in fogli o nastro

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR763681A (fr) * 1933-11-10 1934-05-04 Procédé de repérage des objets par modification d'un champ magnétique
US3747086A (en) * 1968-03-22 1973-07-17 Shoplifter International Inc Deactivatable ferromagnetic marker for detection of objects having marker secured thereto and method and system of using same
US3665449A (en) * 1969-07-11 1972-05-23 Minnesota Mining & Mfg Method and apparatus for detecting at a distance the status and identity of objects
US3820104A (en) * 1972-12-15 1974-06-25 Stop Loss Inc Method and system for detecting an object within a magnetic field interrogation zone
US3820103A (en) * 1972-12-15 1974-06-25 Stop Loss Inc System for detecting an object within a magnetic field
GB1436711A (en) * 1973-02-09 1976-05-26 London Transport Executive Magnetic encoding devices
US4075618A (en) * 1976-07-15 1978-02-21 Minnesota Mining And Manufacturing Company Magnetic asymmetric antipilferage marker
US4326198A (en) * 1976-08-18 1982-04-20 Knogo Corporation Method and apparatus for the promotion of selected harmonic response signals in an article detection system
US4118693A (en) * 1977-05-09 1978-10-03 Knogo Corporation Method and apparatus for producing uniform electromagnetic fields in an article detection system
US4260881A (en) * 1979-05-04 1981-04-07 Glen Peterson Electronic status determining label
DE3014667A1 (de) * 1980-04-16 1981-10-29 Werner A. 4300 Essen Reiter Verfahren zum deaktivieren eines sicherungsstreifen s sowie deaktivator und sicherungsstreifen
US4384281A (en) * 1980-10-31 1983-05-17 Knogo Corporation Theft detection apparatus using saturable magnetic targets
JPS59119461U (ja) * 1983-01-31 1984-08-11 ティーディーケイ株式会社 磁性体ロ−ル
US4499444A (en) * 1983-05-20 1985-02-12 Minnesota Mining And Manufacturing Company Desensitizer for ferromagnetic markers used with electromagnetic article surveillance systems
US4665387A (en) * 1983-07-13 1987-05-12 Knogo Corporation Method and apparatus for target deactivation and reactivation in article surveillance systems
SE440002C (sv) * 1983-11-11 1987-07-13 Antonson Avery Ab Larmanordning for avkennande av inforandet av en med speciell markering forsedd detalj i ett for detta avkennande speciellt alstrat magnetfelt
US4568921A (en) * 1984-07-13 1986-02-04 Knogo Corporation Theft detection apparatus and target and method of making same

Also Published As

Publication number Publication date
EP0237950A1 (de) 1987-09-23
DK129087A (da) 1987-09-19
DK129087D0 (da) 1987-03-13
CA1272264A (en) 1990-07-31
JPS62242319A (ja) 1987-10-22
AU7008987A (en) 1987-09-24
EP0237950B1 (de) 1991-07-31
AU574602B2 (en) 1988-07-07
US4684930A (en) 1987-08-04
BR8701215A (pt) 1987-12-29
JPH0442807B2 (de) 1992-07-14
ZA871587B (en) 1987-10-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: SENSORMATIC ELECTRONICS CORP. (N.D. GESETZEN D. ST

8339 Ceased/non-payment of the annual fee