GB2322769B - Magnetic coding of articles - Google Patents

Magnetic coding of articles

Info

Publication number
GB2322769B
GB2322769B GB9801486A GB9801486A GB2322769B GB 2322769 B GB2322769 B GB 2322769B GB 9801486 A GB9801486 A GB 9801486A GB 9801486 A GB9801486 A GB 9801486A GB 2322769 B GB2322769 B GB 2322769B
Authority
GB
United Kingdom
Prior art keywords
articles
magnetic coding
coding
magnetic
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
GB9801486A
Other versions
GB2322769A (en
GB9801486D0 (en
Inventor
Andrew Dames
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.)
Flying Null Ltd
Original Assignee
Flying Null Ltd
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
Priority claimed from GBGB9506909.2A external-priority patent/GB9506909D0/en
Application filed by Flying Null Ltd filed Critical Flying Null Ltd
Priority to GB9801486A priority Critical patent/GB2322769B/en
Publication of GB9801486D0 publication Critical patent/GB9801486D0/en
Publication of GB2322769A publication Critical patent/GB2322769A/en
Application granted granted Critical
Publication of GB2322769B publication Critical patent/GB2322769B/en
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
    • G08B13/2451—Specific applications combined with EAS
    • G08B13/246—Check out systems combined with EAS, e.g. price information stored on EAS tag
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V15/00—Tags attached to, or associated with, an object, in order to enable detection of the object
    • 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
    • G08B13/2434—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
    • G08B13/2442—Tag materials and material properties thereof, e.g. magnetic material 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
    • G08B13/2451—Specific applications combined with EAS
    • G08B13/2462—Asset location systems combined with EAS
    • 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
    • G08B13/2471—Antenna signal processing by receiver or emitter
    • 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
    • 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
    • G08B13/2477—Antenna or antenna activator circuit
    • 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
    • G08B13/2485—Simultaneous detection of multiple EAS tags
GB9801486A 1995-04-04 1996-04-03 Magnetic coding of articles Expired - Fee Related GB2322769B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9801486A GB2322769B (en) 1995-04-04 1996-04-03 Magnetic coding of articles

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB9506909.2A GB9506909D0 (en) 1995-04-04 1995-04-04 Spatial magnetic interrogation system
GB9801486A GB2322769B (en) 1995-04-04 1996-04-03 Magnetic coding of articles
GB9713224A GB2313745B (en) 1995-04-04 1996-04-03 Spatial magnetic interrogation

Publications (3)

Publication Number Publication Date
GB9801486D0 GB9801486D0 (en) 1998-03-18
GB2322769A GB2322769A (en) 1998-09-02
GB2322769B true GB2322769B (en) 1999-11-10

Family

ID=26306807

Family Applications (5)

Application Number Title Priority Date Filing Date
GB9713224A Expired - Fee Related GB2313745B (en) 1995-04-04 1996-04-03 Spatial magnetic interrogation
GB9801600A Expired - Fee Related GB2322770B (en) 1995-04-04 1996-04-03 Device for reading magnetic tags
GB9801486A Expired - Fee Related GB2322769B (en) 1995-04-04 1996-04-03 Magnetic coding of articles
GB9801601A Expired - Fee Related GB2322048B (en) 1995-04-04 1996-04-03 Apparatus for interrogating magnetic tags
GB9801603A Expired - Fee Related GB2322049B (en) 1995-04-04 1996-04-03 Magnetic markers or tags

Family Applications Before (2)

Application Number Title Priority Date Filing Date
GB9713224A Expired - Fee Related GB2313745B (en) 1995-04-04 1996-04-03 Spatial magnetic interrogation
GB9801600A Expired - Fee Related GB2322770B (en) 1995-04-04 1996-04-03 Device for reading magnetic tags

Family Applications After (2)

Application Number Title Priority Date Filing Date
GB9801601A Expired - Fee Related GB2322048B (en) 1995-04-04 1996-04-03 Apparatus for interrogating magnetic tags
GB9801603A Expired - Fee Related GB2322049B (en) 1995-04-04 1996-04-03 Magnetic markers or tags

Country Status (1)

Country Link
GB (5) GB2313745B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE515182C2 (en) * 1998-06-18 2001-06-25 Rso Corp Method and system for remote detection of objects
JP4319270B2 (en) * 1998-08-25 2009-08-26 武蔵エンジニアリング株式会社 Object position detection method and position detection apparatus
GB9923199D0 (en) * 1999-10-01 1999-12-01 Sentec Ltd Magnetic data tags
GB0323349D0 (en) 2003-10-06 2003-11-05 Linksure Ltd Verification means
EP2081191A1 (en) 2008-01-21 2009-07-22 Tecnicas Pantra S.L. Non symmetric devices with alarms for compact discs and similar articles

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4228348A (en) * 1976-12-10 1980-10-14 E M I Limited Security document and system
EP0353040A2 (en) * 1988-07-27 1990-01-31 THORN EMI plc Electromagnetic identification system
US5241163A (en) * 1991-06-24 1993-08-31 Kleen-Tex Industries, Inc. Article identification apparatus and method using a ferromagnetic tag

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1599120A (en) * 1978-05-19 1981-09-30 Philips Electronic Associated Detection system
CA1234892A (en) * 1984-02-16 1988-04-05 Pierre Taillefer Security tag detection system
US4751516A (en) * 1985-01-10 1988-06-14 Lichtblau G J Antenna system for magnetic and resonant circuit detection
EP0295028B1 (en) * 1987-06-08 1993-04-14 Esselte Meto International GmbH Magnetic devices
GB8800879D0 (en) * 1988-01-15 1988-02-17 Scient Generics Ltd Location system
US5017907A (en) * 1990-01-16 1991-05-21 Pitney Bowes Inc. Double pulse magnetic markers
GB9302757D0 (en) * 1993-02-11 1993-03-24 Esselte Meto Int Gmbh Method and system for detecting a marker

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4228348A (en) * 1976-12-10 1980-10-14 E M I Limited Security document and system
EP0353040A2 (en) * 1988-07-27 1990-01-31 THORN EMI plc Electromagnetic identification system
US5241163A (en) * 1991-06-24 1993-08-31 Kleen-Tex Industries, Inc. Article identification apparatus and method using a ferromagnetic tag

Also Published As

Publication number Publication date
GB2322769A (en) 1998-09-02
GB2322770B (en) 1999-02-17
GB2322048A (en) 1998-08-12
GB2322049A (en) 1998-08-12
GB2313745A (en) 1997-12-03
GB9801486D0 (en) 1998-03-18
GB9713224D0 (en) 1997-08-27
GB2322049B (en) 1999-11-10
GB9801601D0 (en) 1998-03-25
GB9801603D0 (en) 1998-03-25
GB2313745B (en) 1999-11-10
GB2322770A (en) 1998-09-02
GB2322048B (en) 1999-11-10
GB9801600D0 (en) 1998-03-25

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20110403