GB1543715A - Identification systems - Google Patents

Identification systems

Info

Publication number
GB1543715A
GB1543715A GB9912/75A GB991275A GB1543715A GB 1543715 A GB1543715 A GB 1543715A GB 9912/75 A GB9912/75 A GB 9912/75A GB 991275 A GB991275 A GB 991275A GB 1543715 A GB1543715 A GB 1543715A
Authority
GB
United Kingdom
Prior art keywords
identification systems
identification
systems
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
Application number
GB9912/75A
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.)
UK Atomic Energy Authority
Original Assignee
UK Atomic Energy Authority
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
Application filed by UK Atomic Energy Authority filed Critical UK Atomic Energy Authority
Priority to GB9912/75A priority Critical patent/GB1543715A/en
Publication of GB1543715A publication Critical patent/GB1543715A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H04B5/40—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by components specially adapted for near-field transmission
    • H04B5/45—Transponders
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/0008—General problems related to the reading of electronic memory record carriers, independent of its reading method, e.g. power transfer
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C11/00—Arrangements, systems or apparatus for checking, e.g. the occurrence of a condition, not provided for elsewhere
    • 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
    • G08B13/242—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
    • G08B13/2465—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Automation & Control Theory (AREA)
  • Computer Security & Cryptography (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Theoretical Computer Science (AREA)
GB9912/75A 1976-04-22 1976-04-22 Identification systems Expired GB1543715A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9912/75A GB1543715A (en) 1976-04-22 1976-04-22 Identification systems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9912/75A GB1543715A (en) 1976-04-22 1976-04-22 Identification systems

Publications (1)

Publication Number Publication Date
GB1543715A true GB1543715A (en) 1979-04-04

Family

ID=9881084

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9912/75A Expired GB1543715A (en) 1976-04-22 1976-04-22 Identification systems

Country Status (1)

Country Link
GB (1) GB1543715A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2458954A1 (en) * 1979-06-06 1981-01-02 Thomson Csf RADIO CONNECTING STATION AND INTERCOM SYSTEM COMPRISING AT LEAST ONE SUCH STATION
FR2512557A1 (en) * 1981-09-04 1983-03-11 Sensormatic Electronics Corp ANTI-THEFT MARKER OR LABEL AND SURVEILLANCE DEVICE HAVING THE SAME
FR2522906A1 (en) * 1982-03-04 1983-09-09 Realisa Indles Electro Et Identification system for animal feed control - uses station at feed stall to transmit power to identification generator carried by animal
GB2149623A (en) * 1983-10-26 1985-06-12 Itw New Zealand Ltd Identification device
GB2163324A (en) * 1984-08-16 1986-02-19 Electromatic Transponder

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2458954A1 (en) * 1979-06-06 1981-01-02 Thomson Csf RADIO CONNECTING STATION AND INTERCOM SYSTEM COMPRISING AT LEAST ONE SUCH STATION
EP0021886A1 (en) * 1979-06-06 1981-01-07 Thomson-Csf Interphone system for radio connections
FR2512557A1 (en) * 1981-09-04 1983-03-11 Sensormatic Electronics Corp ANTI-THEFT MARKER OR LABEL AND SURVEILLANCE DEVICE HAVING THE SAME
FR2522906A1 (en) * 1982-03-04 1983-09-09 Realisa Indles Electro Et Identification system for animal feed control - uses station at feed stall to transmit power to identification generator carried by animal
GB2149623A (en) * 1983-10-26 1985-06-12 Itw New Zealand Ltd Identification device
GB2163324A (en) * 1984-08-16 1986-02-19 Electromatic Transponder
GB2163324B (en) * 1984-08-16 1989-05-24 Electromatic Transponder

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee