EP0319637A3 - Magnetic theft or intrusion security system and suitable metallic sensor element therefor - Google Patents
Magnetic theft or intrusion security system and suitable metallic sensor element therefor Download PDFInfo
- Publication number
- EP0319637A3 EP0319637A3 EP19880104515 EP88104515A EP0319637A3 EP 0319637 A3 EP0319637 A3 EP 0319637A3 EP 19880104515 EP19880104515 EP 19880104515 EP 88104515 A EP88104515 A EP 88104515A EP 0319637 A3 EP0319637 A3 EP 0319637A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- sensor element
- metal sensor
- signal
- magnetically
- case
- 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.)
- Granted
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
-
- 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
- G08B13/2474—Antenna or antenna activator geometry, arrangement or layout
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Computer Security & Cryptography (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Burglar Alarm Systems (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3741780 | 1987-12-10 | ||
DE19873741780 DE3741780A1 (en) | 1987-12-10 | 1987-12-10 | MAGNETIC THEFT OR BURGLAR SECURITY SYSTEM AND SENSOR METAL ELEMENT SUITABLE FOR THIS |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0319637A2 EP0319637A2 (en) | 1989-06-14 |
EP0319637A3 true EP0319637A3 (en) | 1991-07-03 |
EP0319637B1 EP0319637B1 (en) | 1995-05-10 |
Family
ID=6342244
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP88104515A Expired - Lifetime EP0319637B1 (en) | 1987-12-10 | 1988-03-22 | Magnetic theft or intrusion security system and suitable metallic sensor element therefor |
Country Status (6)
Country | Link |
---|---|
US (1) | US5008649A (en) |
EP (1) | EP0319637B1 (en) |
JP (1) | JPH01169600A (en) |
AT (1) | ATE122489T1 (en) |
DE (2) | DE3741780A1 (en) |
ES (1) | ES2074423T3 (en) |
Families Citing this family (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5204526A (en) * | 1988-02-08 | 1993-04-20 | Fuji Electric Co., Ltd. | Magnetic marker and reading and identifying apparatus therefor |
US5170045A (en) * | 1990-03-20 | 1992-12-08 | Esselte Meto Eas Int. Ab | Price tag deactivator |
SE500627C2 (en) * | 1990-03-20 | 1994-08-01 | Esselte Meto Int Gmbh | Hand scanner arranged to optically read a bar code on a product |
NL9002120A (en) * | 1990-09-28 | 1992-04-16 | Nedap Nv | PULSE DEACTIVATOR. |
US5239284A (en) * | 1991-01-08 | 1993-08-24 | Kubota Corporation | Antitheft device |
US5341125A (en) * | 1992-01-15 | 1994-08-23 | Sensormatic Electronics Corporation | Deactivating device for deactivating EAS dual status magnetic tags |
DE4205084A1 (en) * | 1992-02-17 | 1993-09-02 | Karl Harms Handels Gmbh & Co K | Electromagnetic radiation receiver e.g. for antitheft security systems - consists of adjacent pairs of conductors in common planes, each pair wound into octagonal coils with equal numbers of turns and density |
US5253821A (en) * | 1992-03-02 | 1993-10-19 | Minnesota Mining And Manufacturing Company | Security magnetic tape cartridge for use in electronic article surveillance systems |
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 |
DE4242992B4 (en) * | 1992-12-18 | 2004-01-29 | Meto International Gmbh | Arrangement for securing an article, in particular a recording disk such as a CD disk |
GB9305085D0 (en) * | 1993-03-12 | 1993-04-28 | Esselte Meto Int Gmbh | Electronic article surveillance system with enhanced geometric arrangement |
DE4308750A1 (en) * | 1993-03-19 | 1994-09-22 | Esselte Meto Int Gmbh | Article security element |
DE4415801A1 (en) * | 1994-05-05 | 1994-09-22 | Siegfried Mehl | Anti-theft element |
DE4440314A1 (en) * | 1994-11-11 | 1996-05-15 | Esselte Meto Int Gmbh | Marking element for protecting articles against theft |
US5602528A (en) * | 1995-06-20 | 1997-02-11 | Marian Rubber Products Company, Inc. | Theft detection marker and method |
US5699047A (en) * | 1996-01-19 | 1997-12-16 | Minnesota Mining And Manufacturing Co. | Electronic article surveillance markers for direct application to optically recorded media |
US5884425A (en) * | 1997-05-23 | 1999-03-23 | Avery Dennison Corporation | Anti-tamper tag with theft protection |
DE19747513A1 (en) * | 1997-10-28 | 1999-05-06 | Karl Harms Handels Gmbh & Co K | Alarm sensor label for goods in stores |
US5973606A (en) * | 1997-12-08 | 1999-10-26 | Sensormatic Electronics Corporation | Activation/deactivation system and method for electronic article surveillance markers for use on a conveyor |
US6011474A (en) * | 1998-04-28 | 2000-01-04 | Sensormatic Electronics Corporation | Multiple-use deactivation device for electronic article surveillance markers |
JP3910020B2 (en) * | 2001-03-08 | 2007-04-25 | 敏行 ▲高▼木 | Artificial sphincter |
US6681989B2 (en) * | 2002-01-15 | 2004-01-27 | International Business Machines Corporation | Inventory control and point-of-sale system and method |
US7030750B2 (en) * | 2002-07-16 | 2006-04-18 | Bert Taeho Lee | Detachable entrance and exit gate with a combined commodity burglarproofing and small arms detecting system |
US7433728B2 (en) * | 2003-05-29 | 2008-10-07 | Biosense, Inc. | Dynamic metal immunity by hysteresis |
US7974680B2 (en) * | 2003-05-29 | 2011-07-05 | Biosense, Inc. | Hysteresis assessment for metal immunity |
US7321228B2 (en) * | 2003-07-31 | 2008-01-22 | Biosense Webster, Inc. | Detection of metal disturbance in a magnetic tracking system |
JP4407239B2 (en) * | 2003-10-31 | 2010-02-03 | 富士ゼロックス株式会社 | Document management method and apparatus |
WO2006036752A2 (en) * | 2004-09-22 | 2006-04-06 | Quasar Federal Systems, Inc. | Passive magnetic detection system for security screening |
FR2946154B1 (en) * | 2009-05-26 | 2011-07-01 | Commissariat Energie Atomique | DETECTION METHOD AND DETECTOR DETECTOR, METHOD AND SYSTEM FOR LOCALIZATION USING THE SAME. |
DE102012012874B4 (en) * | 2012-06-28 | 2019-06-19 | Sew-Eurodrive Gmbh & Co Kg | Arrangement for determining a number of revolutions of a rotatably mounted shaft and method for determining a number of revolutions of a rotatably mounted shaft |
US20150097559A1 (en) * | 2013-10-04 | 2015-04-09 | Checkpoint Systems, Inc. | System and method for loss prevention using a magnetometer |
CN109285305B (en) * | 2018-12-04 | 2024-04-09 | 三门核电有限公司 | Doppler anti-false alarm system |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2143326A1 (en) * | 1970-11-02 | 1972-05-04 | Wiegand J | Self-nucleating magnetic wire |
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 |
US3938125A (en) * | 1974-02-20 | 1976-02-10 | Minnesota Mining And Manufacturing Company | Antipilferage system and marker therefor |
US4151405A (en) * | 1976-06-24 | 1979-04-24 | Glen Peterson | Ferromagnetic marker pairs for detecting objects having marker secured thereto, and method and system for activating, deactivating and using same |
US4247601A (en) * | 1978-04-18 | 1981-01-27 | The Echlin Manufacturing Company | Switchable magnetic device |
EP0170854A2 (en) * | 1984-07-13 | 1986-02-12 | Knogo Corporation | Theft detection apparatus and target and method of making same |
GB2167627A (en) * | 1984-11-26 | 1986-05-29 | Sensormatic Electronics Corp | Method system and apparatus for use in article surveillance |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3500373A (en) * | 1966-05-06 | 1970-03-10 | Nat Bank Of North America The | Method and apparatus for article theft detection |
US3820090A (en) * | 1970-01-26 | 1974-06-25 | Vlinsky M | Bistable magnetic device |
JPS5321409A (en) * | 1976-08-10 | 1978-02-27 | Hitachi Zosen Corp | Transporting or storing tank for powder-liquid mixture |
US4326124A (en) * | 1978-11-22 | 1982-04-20 | Bsg Schalttechnik Gmbh & Co. Kg. | Locking apparatus for preventing unauthorized access or actions |
JPS5843502A (en) * | 1981-09-09 | 1983-03-14 | Aisin Seiki Co Ltd | Wiegand effect element |
US4523482A (en) * | 1983-09-02 | 1985-06-18 | Rockwell International Corporation | Lightweight torquemeter and torque-measuring method |
CA1234891A (en) * | 1983-10-20 | 1988-04-05 | 746278 Ontario Limited D/B/A I.D. Systems Canada | Security system label |
DE3340600C1 (en) * | 1983-11-10 | 1985-01-10 | Doduco KG Dr. Eugen Dürrwächter, 7530 Pforzheim | Read head for magnetic scanning of Wiegand wires |
DE3406871A1 (en) * | 1984-02-25 | 1985-09-05 | Doduco KG Dr. Eugen Dürrwächter, 7530 Pforzheim | MAGNETIC FIELD SENSOR USING WIEGAND WIRE OR SIMILAR WIRE-SHAPED BISTABLE MAGNETIC ELEMENTS |
US4792018A (en) * | 1984-07-09 | 1988-12-20 | Checkrobot Inc. | System for security processing of retailed articles |
US4622542A (en) * | 1985-06-26 | 1986-11-11 | Controlled Information Corporation | Magnetic article surveillance system, method and coded marker |
-
1987
- 1987-12-10 DE DE19873741780 patent/DE3741780A1/en active Granted
-
1988
- 1988-03-22 ES ES88104515T patent/ES2074423T3/en not_active Expired - Lifetime
- 1988-03-22 AT AT88104515T patent/ATE122489T1/en not_active IP Right Cessation
- 1988-03-22 DE DE3853767T patent/DE3853767D1/en not_active Expired - Fee Related
- 1988-03-22 EP EP88104515A patent/EP0319637B1/en not_active Expired - Lifetime
- 1988-04-25 JP JP63102343A patent/JPH01169600A/en active Pending
-
1989
- 1989-02-09 US US07/308,227 patent/US5008649A/en not_active Expired - Lifetime
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
DE2143326A1 (en) * | 1970-11-02 | 1972-05-04 | Wiegand J | Self-nucleating magnetic wire |
US3938125A (en) * | 1974-02-20 | 1976-02-10 | Minnesota Mining And Manufacturing Company | Antipilferage system and marker therefor |
US4151405A (en) * | 1976-06-24 | 1979-04-24 | Glen Peterson | Ferromagnetic marker pairs for detecting objects having marker secured thereto, and method and system for activating, deactivating and using same |
US4247601A (en) * | 1978-04-18 | 1981-01-27 | The Echlin Manufacturing Company | Switchable magnetic device |
EP0170854A2 (en) * | 1984-07-13 | 1986-02-12 | Knogo Corporation | Theft detection apparatus and target and method of making same |
GB2167627A (en) * | 1984-11-26 | 1986-05-29 | Sensormatic Electronics Corp | Method system and apparatus for use in article surveillance |
Also Published As
Publication number | Publication date |
---|---|
US5008649A (en) | 1991-04-16 |
DE3741780A1 (en) | 1989-06-29 |
DE3741780C2 (en) | 1990-05-23 |
JPH01169600A (en) | 1989-07-04 |
EP0319637A2 (en) | 1989-06-14 |
DE3853767D1 (en) | 1995-06-14 |
ES2074423T3 (en) | 1995-09-16 |
EP0319637B1 (en) | 1995-05-10 |
ATE122489T1 (en) | 1995-05-15 |
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