DE60123973D1 - Magnetomechanisches warenüberwachungssystem und verfahren zur seitenbanddetektierung - Google Patents
Magnetomechanisches warenüberwachungssystem und verfahren zur seitenbanddetektierungInfo
- Publication number
- DE60123973D1 DE60123973D1 DE60123973T DE60123973T DE60123973D1 DE 60123973 D1 DE60123973 D1 DE 60123973D1 DE 60123973 T DE60123973 T DE 60123973T DE 60123973 T DE60123973 T DE 60123973T DE 60123973 D1 DE60123973 D1 DE 60123973D1
- Authority
- DE
- Germany
- Prior art keywords
- marker
- signal
- transmitted
- low frequency
- magnetomechanical
- 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
- G08B13/2451—Specific applications combined with EAS
- G08B13/2462—Asset location systems combined with EAS
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)
- Geophysics And Detection Of Objects (AREA)
- Radar Systems Or Details Thereof (AREA)
- Control Of Conveyors (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/643,463 US6307474B1 (en) | 2000-08-22 | 2000-08-22 | Magnetomechanical electronic article surveillance system and method using sideband detection |
US643463 | 2000-08-22 | ||
PCT/US2001/026238 WO2002017263A1 (en) | 2000-08-22 | 2001-08-21 | A magnetomechanical electronic article surveillance system and method using sideband detection |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60123973D1 true DE60123973D1 (de) | 2006-11-30 |
DE60123973T2 DE60123973T2 (de) | 2007-06-21 |
Family
ID=24580927
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60123973T Expired - Lifetime DE60123973T2 (de) | 2000-08-22 | 2001-08-21 | Magnetomechanisches warenüberwachungssystem und verfahren zur seitenbanddetektierung |
Country Status (9)
Country | Link |
---|---|
US (1) | US6307474B1 (de) |
EP (2) | EP1793355A3 (de) |
JP (1) | JP4717322B2 (de) |
AT (1) | ATE343190T1 (de) |
AU (2) | AU8520301A (de) |
BR (1) | BR0112834A (de) |
CA (1) | CA2415875C (de) |
DE (1) | DE60123973T2 (de) |
WO (1) | WO2002017263A1 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6690279B1 (en) * | 1998-07-22 | 2004-02-10 | Meto International Gmbh | Security element for the electronic surveillance of articles |
EP1342218A1 (de) | 2000-12-15 | 2003-09-10 | Eastern Ribbon and Roll Corp. | Diebstahlschutz für papierrollen |
US7541909B2 (en) * | 2002-02-08 | 2009-06-02 | Metglas, Inc. | Filter circuit having an Fe-based core |
US6752837B2 (en) | 2002-06-28 | 2004-06-22 | Hewlett-Packard Development Company, L.P. | Security tags with a reversible optical indicator |
US7023345B2 (en) | 2004-05-03 | 2006-04-04 | Sensormatic Electronics Corporation | Enhancing magneto-impedance modulation using magnetomechanical resonance |
EP1776679B1 (de) * | 2004-08-11 | 2010-12-01 | Sensormatic Electronics Corporation | Deaktivierung für in der elektronischen artikelüberwachung verwendete magnetomechanische marker |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4139844A (en) * | 1977-10-07 | 1979-02-13 | Sensormatic Electronics Corporation | Surveillance method and system with electromagnetic carrier and plural range limiting signals |
US4249167A (en) * | 1979-06-05 | 1981-02-03 | Magnavox Government And Industrial Electronics Company | Apparatus and method for theft detection system having different frequencies |
US4510489A (en) | 1982-04-29 | 1985-04-09 | Allied Corporation | Surveillance system having magnetomechanical marker |
US4510490A (en) | 1982-04-29 | 1985-04-09 | Allied Corporation | Coded surveillance system having magnetomechanical marker |
WO1985003793A1 (en) * | 1984-02-15 | 1985-08-29 | Intermodulation And Safety System Ab | Method and system for detecting an indicating device |
US4660025A (en) | 1984-11-26 | 1987-04-21 | Sensormatic Electronics Corporation | Article surveillance magnetic marker having an hysteresis loop with large Barkhausen discontinuities |
SE447428B (sv) * | 1985-03-08 | 1986-11-10 | Luxor Ab | Anordning for att minska interferensstorningar mellan nerliggande detekteringssystem serskilt i samband med sa kallade butikslarmanleggningar |
US5351033A (en) * | 1992-10-01 | 1994-09-27 | Sensormatic Electronics Corporation | Semi-hard magnetic elements and method of making same |
US5602527A (en) * | 1995-02-23 | 1997-02-11 | Dainippon Ink & Chemicals Incorporated | Magnetic marker for use in identification systems and an indentification system using such magnetic marker |
US5684459A (en) * | 1995-10-02 | 1997-11-04 | Sensormatic Electronics Corporation | Curvature-reduction annealing of amorphous metal alloy ribbon |
US5729200A (en) * | 1996-08-28 | 1998-03-17 | Sensormatic Electronics Corporation | Magnetomechanical electronic article surveilliance marker with bias element having abrupt deactivation/magnetization characteristic |
-
2000
- 2000-08-22 US US09/643,463 patent/US6307474B1/en not_active Expired - Lifetime
-
2001
- 2001-08-21 AU AU8520301A patent/AU8520301A/xx active Pending
- 2001-08-21 EP EP06021158A patent/EP1793355A3/de not_active Withdrawn
- 2001-08-21 AU AU2001285203A patent/AU2001285203B2/en not_active Expired
- 2001-08-21 DE DE60123973T patent/DE60123973T2/de not_active Expired - Lifetime
- 2001-08-21 JP JP2002521246A patent/JP4717322B2/ja not_active Expired - Lifetime
- 2001-08-21 AT AT01964338T patent/ATE343190T1/de not_active IP Right Cessation
- 2001-08-21 CA CA002415875A patent/CA2415875C/en not_active Expired - Lifetime
- 2001-08-21 EP EP01964338A patent/EP1312059B1/de not_active Expired - Lifetime
- 2001-08-21 BR BR0112834-5A patent/BR0112834A/pt not_active Application Discontinuation
- 2001-08-21 WO PCT/US2001/026238 patent/WO2002017263A1/en active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
US6307474B1 (en) | 2001-10-23 |
AU8520301A (en) | 2002-03-04 |
AU2001285203B2 (en) | 2006-05-18 |
BR0112834A (pt) | 2003-06-24 |
EP1793355A3 (de) | 2007-09-05 |
DE60123973T2 (de) | 2007-06-21 |
WO2002017263A1 (en) | 2002-02-28 |
EP1793355A2 (de) | 2007-06-06 |
CA2415875A1 (en) | 2002-02-28 |
EP1312059B1 (de) | 2006-10-18 |
EP1312059A1 (de) | 2003-05-21 |
JP2004507002A (ja) | 2004-03-04 |
CA2415875C (en) | 2009-12-01 |
JP4717322B2 (ja) | 2011-07-06 |
ATE343190T1 (de) | 2006-11-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |