DE69737530D1 - Verfahren und vorrichtung zur aktivierung magnetomechanischer eas-markierungselemente ohne entmagnetisierungsfelderzeugung - Google Patents
Verfahren und vorrichtung zur aktivierung magnetomechanischer eas-markierungselemente ohne entmagnetisierungsfelderzeugungInfo
- Publication number
- DE69737530D1 DE69737530D1 DE69737530T DE69737530T DE69737530D1 DE 69737530 D1 DE69737530 D1 DE 69737530D1 DE 69737530 T DE69737530 T DE 69737530T DE 69737530 T DE69737530 T DE 69737530T DE 69737530 D1 DE69737530 D1 DE 69737530D1
- Authority
- DE
- Germany
- Prior art keywords
- degaging
- field generation
- marking elements
- magnetomechanical eas
- activating
- 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
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
- G08B13/2405—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
-
- 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
- G08B13/2434—Tag housing and attachment details
-
- 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
- G08B13/2437—Tag layered structure, processes for making layered 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
- G08B13/2428—Tag details
- G08B13/2437—Tag layered structure, processes for making layered tags
- G08B13/244—Tag manufacturing, e.g. continuous manufacturing processes
-
- 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
- G08B13/2437—Tag layered structure, processes for making layered tags
- G08B13/2442—Tag materials and material properties thereof, e.g. magnetic material details
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Computer Security & Cryptography (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
- Burglar Alarm Systems (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/745,829 US6020817A (en) | 1994-08-10 | 1996-11-12 | Method and apparatus for activating magnetomechanical EAS markers while preventing formation of demagnetization field |
US745829 | 1996-11-12 | ||
PCT/US1997/016374 WO1998021700A1 (en) | 1996-11-12 | 1997-09-12 | Method and apparatus for activating magnetomechanical eas markers while preventing formation of demagnetization field |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69737530D1 true DE69737530D1 (de) | 2007-05-10 |
DE69737530T2 DE69737530T2 (de) | 2007-07-19 |
Family
ID=24998414
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69737530T Expired - Lifetime DE69737530T2 (de) | 1996-11-12 | 1997-09-12 | Verfahren und vorrichtung zur aktivierung magnetomechanischer eas-markierungselemente ohne entmagnetisierungsfelderzeugung |
Country Status (10)
Country | Link |
---|---|
US (1) | US6020817A (de) |
EP (1) | EP0938721B1 (de) |
JP (1) | JP3877780B2 (de) |
AR (1) | AR010287A1 (de) |
AU (1) | AU733184B2 (de) |
BR (1) | BR9713347A (de) |
CA (1) | CA2271877C (de) |
DE (1) | DE69737530T2 (de) |
HK (1) | HK1024553A1 (de) |
WO (1) | WO1998021700A1 (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20070194927A1 (en) * | 2006-02-15 | 2007-08-23 | Johannes Maximilian Peter | Electronic article surveillance marker |
US20090195386A1 (en) * | 2006-02-15 | 2009-08-06 | Johannes Maxmillian Peter | Electronic article surveillance marker |
US7779533B2 (en) * | 2006-02-15 | 2010-08-24 | Phenix Label Company, Inc. | Electronic article surveillance marker |
US9013274B2 (en) * | 2010-09-22 | 2015-04-21 | 3M Innovative Properties Company | Magnetomechanical markers for marking stationary assets |
CN102298815B (zh) | 2011-05-20 | 2014-03-12 | 宁波讯强电子科技有限公司 | 一种高矫顽力偏置片、其制造方法及用其制成的声磁防盗标签 |
US9275529B1 (en) | 2014-06-09 | 2016-03-01 | Tyco Fire And Security Gmbh | Enhanced signal amplitude in acoustic-magnetomechanical EAS marker |
US9640852B2 (en) | 2014-06-09 | 2017-05-02 | Tyco Fire & Security Gmbh | Enhanced signal amplitude in acoustic-magnetomechanical EAS marker |
KR102537297B1 (ko) * | 2016-07-05 | 2023-05-30 | 삼성디스플레이 주식회사 | 롤러블 표시 장치 및 이를 포함하는 전자 기기 |
CN110491622B (zh) * | 2019-07-25 | 2021-11-12 | 骏材(深圳)科技工程有限公司 | 一种磁材充磁装置及其制作方法 |
CN112281885B (zh) * | 2020-10-30 | 2021-12-03 | 中煤科工集团西安研究院有限公司 | 防渗膜接头自粘接装置及其自粘接式截水帷幕构筑方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4510489A (en) * | 1982-04-29 | 1985-04-09 | Allied Corporation | Surveillance system having magnetomechanical marker |
US5494550A (en) * | 1993-09-07 | 1996-02-27 | Sensormatic Electronics Corporation | Methods for the making of electronic article surveillance tags and improved electronic article surveillance tags produced thereby |
US5469140A (en) * | 1994-06-30 | 1995-11-21 | Sensormatic Electronics Corporation | Transverse magnetic field annealed amorphous magnetomechanical elements for use in electronic article surveillance system and method of making same |
US5495230A (en) * | 1994-06-30 | 1996-02-27 | Sensormatic Electronics Corporation | Magnetomechanical article surveillance marker with a tunable resonant frequency |
US5602528A (en) * | 1995-06-20 | 1997-02-11 | Marian Rubber Products Company, Inc. | Theft detection marker and method |
-
1996
- 1996-11-12 US US08/745,829 patent/US6020817A/en not_active Expired - Lifetime
-
1997
- 1997-09-12 BR BR9713347-7A patent/BR9713347A/pt not_active IP Right Cessation
- 1997-09-12 EP EP97943324A patent/EP0938721B1/de not_active Expired - Lifetime
- 1997-09-12 DE DE69737530T patent/DE69737530T2/de not_active Expired - Lifetime
- 1997-09-12 JP JP52254198A patent/JP3877780B2/ja not_active Expired - Lifetime
- 1997-09-12 WO PCT/US1997/016374 patent/WO1998021700A1/en active IP Right Grant
- 1997-09-12 CA CA002271877A patent/CA2271877C/en not_active Expired - Lifetime
- 1997-09-12 AU AU44820/97A patent/AU733184B2/en not_active Ceased
- 1997-11-11 AR ARP970105228A patent/AR010287A1/es unknown
-
2000
- 2000-03-01 HK HK00101325A patent/HK1024553A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0938721A4 (de) | 2002-04-17 |
DE69737530T2 (de) | 2007-07-19 |
US6020817A (en) | 2000-02-01 |
JP3877780B2 (ja) | 2007-02-07 |
JP2001503894A (ja) | 2001-03-21 |
HK1024553A1 (en) | 2000-10-13 |
EP0938721A1 (de) | 1999-09-01 |
WO1998021700A1 (en) | 1998-05-22 |
CA2271877C (en) | 2009-09-01 |
BR9713347A (pt) | 2000-05-09 |
AU4482097A (en) | 1998-06-03 |
EP0938721B1 (de) | 2007-03-28 |
AU733184B2 (en) | 2001-05-10 |
CA2271877A1 (en) | 1998-05-22 |
AR010287A1 (es) | 2000-06-07 |
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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, LLC, BOCA RATON, FLA., US |