DE69008789T2 - Magnetische materialien für sicherheitsanwendungen. - Google Patents
Magnetische materialien für sicherheitsanwendungen.Info
- Publication number
- DE69008789T2 DE69008789T2 DE69008789T DE69008789T DE69008789T2 DE 69008789 T2 DE69008789 T2 DE 69008789T2 DE 69008789 T DE69008789 T DE 69008789T DE 69008789 T DE69008789 T DE 69008789T DE 69008789 T2 DE69008789 T2 DE 69008789T2
- Authority
- DE
- Germany
- Prior art keywords
- active
- magnetic
- deactivating
- magnetic materials
- security applications
- 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
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
-
- 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
- G08B13/2414—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 inductive tags
- G08B13/2417—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 inductive tags having a radio frequency identification chip
-
- 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
- G08B13/2442—Tag materials and material properties thereof, e.g. magnetic material details
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/14—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates
- H01F41/24—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates from liquids
- H01F41/26—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates from liquids using electric currents, e.g. electroplating
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Computer Security & Cryptography (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Soft Magnetic Materials (AREA)
- Paints Or Removers (AREA)
- Hard Magnetic Materials (AREA)
- Burglar Alarm Systems (AREA)
- Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
- Road Signs Or Road Markings (AREA)
- Guiding Agricultural Machines (AREA)
- Valve Device For Special Equipments (AREA)
- Magnetic Treatment Devices (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB898900398A GB8900398D0 (en) | 1989-01-09 | 1989-01-09 | Magnetic materials |
PCT/GB1990/000024 WO1990007784A1 (en) | 1989-01-09 | 1990-01-09 | Magnetic materials for security applications |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69008789D1 DE69008789D1 (de) | 1994-06-16 |
DE69008789T2 true DE69008789T2 (de) | 1994-11-24 |
Family
ID=10649786
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69008789T Expired - Fee Related DE69008789T2 (de) | 1989-01-09 | 1990-01-09 | Magnetische materialien für sicherheitsanwendungen. |
Country Status (11)
Country | Link |
---|---|
EP (1) | EP0412137B1 (de) |
JP (1) | JP2582942B2 (de) |
AT (1) | ATE105649T1 (de) |
AU (1) | AU620198B2 (de) |
BR (1) | BR9004571A (de) |
CA (1) | CA2024608C (de) |
DE (1) | DE69008789T2 (de) |
DK (1) | DK0412137T3 (de) |
GB (1) | GB8900398D0 (de) |
NO (1) | NO903875D0 (de) |
WO (1) | WO1990007784A1 (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0774740B1 (de) * | 1989-10-31 | 2003-03-12 | Checkpoint Systems, Inc. | Etiketten für elektronisches Warenüberwachungssystem |
US5580664A (en) * | 1992-12-23 | 1996-12-03 | Minnesota Mining And Manufacturing Company | Dual status thin-film eas marker having multiple magnetic layers |
AU669014B2 (en) * | 1992-12-23 | 1996-05-23 | Minnesota Mining And Manufacturing Company | Dual status thin-film EAS marker |
US5401584A (en) * | 1993-09-10 | 1995-03-28 | Knogo Corporation | Surveillance marker and method of making same |
US5405702A (en) * | 1993-12-30 | 1995-04-11 | Minnesota Mining And Manufacturing Company | Method for manufacturing a thin-film EAS and marker |
US5847650A (en) * | 1996-10-04 | 1998-12-08 | Knogo North America Inc. | Theft resistant circuit assembly |
DE19834367A1 (de) | 1998-07-30 | 2000-02-03 | Meto International Gmbh | Bandmaterial, Sicherungselement und Verfahren zur Herstellung eines Sicherungselements für die elektronische Artikelsicherung |
GB2394725A (en) * | 2002-10-04 | 2004-05-05 | Qinetiq Ltd | Method of forming a magnetic information tag by electroless deposition |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4484184A (en) * | 1979-04-23 | 1984-11-20 | Allied Corporation | Amorphous antipilferage marker |
NL8102148A (nl) * | 1981-05-01 | 1982-12-01 | Philips Nv | Magnetisch overdrachtselement alsmede magnetisch permeabel onderdeel voor een magnetisch overdrachtselement. |
US4661216A (en) * | 1986-04-21 | 1987-04-28 | International Business Machines Corporation | Electrodepositing CoNiFe alloys for thin film heads |
US4808279A (en) * | 1986-10-02 | 1989-02-28 | The University Of Toronto Innovations Foundation | Process for preparing magnetic recording material |
GB8713353D0 (en) * | 1987-06-08 | 1987-07-15 | Scient Generics Ltd | Magnetic article surveillance systems |
DE3880202T2 (de) * | 1987-06-08 | 1993-08-05 | Esselte Meto Int Gmbh | Magnetische vorrichtungen. |
-
1989
- 1989-01-09 GB GB898900398A patent/GB8900398D0/en active Pending
-
1990
- 1990-01-09 BR BR909004571A patent/BR9004571A/pt unknown
- 1990-01-09 CA CA002024608A patent/CA2024608C/en not_active Expired - Fee Related
- 1990-01-09 DK DK90901612.3T patent/DK0412137T3/da active
- 1990-01-09 JP JP2501785A patent/JP2582942B2/ja not_active Expired - Fee Related
- 1990-01-09 WO PCT/GB1990/000024 patent/WO1990007784A1/en active IP Right Grant
- 1990-01-09 AU AU48248/90A patent/AU620198B2/en not_active Ceased
- 1990-01-09 EP EP90901612A patent/EP0412137B1/de not_active Expired - Lifetime
- 1990-01-09 AT AT9090901612T patent/ATE105649T1/de not_active IP Right Cessation
- 1990-01-09 DE DE69008789T patent/DE69008789T2/de not_active Expired - Fee Related
- 1990-09-05 NO NO903875A patent/NO903875D0/no unknown
Also Published As
Publication number | Publication date |
---|---|
CA2024608C (en) | 1997-08-19 |
NO903875L (no) | 1990-09-05 |
BR9004571A (pt) | 1991-07-30 |
JP2582942B2 (ja) | 1997-02-19 |
WO1990007784A1 (en) | 1990-07-12 |
JPH03504183A (ja) | 1991-09-12 |
EP0412137B1 (de) | 1994-05-11 |
NO903875D0 (no) | 1990-09-05 |
CA2024608A1 (en) | 1990-07-10 |
ATE105649T1 (de) | 1994-05-15 |
DE69008789D1 (de) | 1994-06-16 |
DK0412137T3 (da) | 1994-06-06 |
GB8900398D0 (en) | 1989-03-08 |
EP0412137A1 (de) | 1991-02-13 |
AU4824890A (en) | 1990-08-01 |
AU620198B2 (en) | 1992-02-13 |
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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: METO INTERNATIONAL GMBH, 69434 HIRSCHHORN, DE |
|
8339 | Ceased/non-payment of the annual fee |