NL7513348A - Identificatiestelsel. - Google Patents

Identificatiestelsel.

Info

Publication number
NL7513348A
NL7513348A NL7513348A NL7513348A NL7513348A NL 7513348 A NL7513348 A NL 7513348A NL 7513348 A NL7513348 A NL 7513348A NL 7513348 A NL7513348 A NL 7513348A NL 7513348 A NL7513348 A NL 7513348A
Authority
NL
Netherlands
Prior art keywords
identification scheme
identification
scheme
Prior art date
Application number
NL7513348A
Other languages
English (en)
Dutch (nl)
Original Assignee
Nedap Nv
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 Nedap Nv filed Critical Nedap Nv
Priority to NL7513348A priority Critical patent/NL7513348A/xx
Priority to DE19762651042 priority patent/DE2651042A1/de
Priority to GB46656/76A priority patent/GB1570877A/en
Priority to IT09654/76A priority patent/IT1069330B/it
Priority to BE2055444A priority patent/BE848241A/xx
Priority to ES453283A priority patent/ES453283A1/es
Priority to FR7634190A priority patent/FR2331849A1/fr
Publication of NL7513348A publication Critical patent/NL7513348A/xx

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
    • G08B13/2414—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
    • 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
    • G06K7/08—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes
    • G06K7/082—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes using inductive or magnetic sensors
    • G06K7/083—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes using inductive or magnetic sensors inductive
    • G06K7/086—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes using inductive or magnetic sensors inductive sensing passive circuit, e.g. resonant circuit transponders
    • 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
    • G07C9/00—Individual registration on entry or exit
    • G07C9/20—Individual registration on entry or exit involving the use of a pass
    • G07C9/28—Individual registration on entry or exit involving the use of a pass the pass enabling tracking or indicating presence
    • 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
    • G08B13/2488—Timing issues, e.g. synchronising measures to avoid signal collision, with multiple emitters or a single emitter and receiver

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Computer Security & Cryptography (AREA)
  • Electromagnetism (AREA)
  • Signal Processing (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Theoretical Computer Science (AREA)
  • Burglar Alarm Systems (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Near-Field Transmission Systems (AREA)
NL7513348A 1975-11-14 1975-11-14 Identificatiestelsel. NL7513348A (nl)

Priority Applications (7)

Application Number Priority Date Filing Date Title
NL7513348A NL7513348A (nl) 1975-11-14 1975-11-14 Identificatiestelsel.
DE19762651042 DE2651042A1 (de) 1975-11-14 1976-11-09 Identifizierungssystem
GB46656/76A GB1570877A (en) 1975-11-14 1976-11-09 Identification system
IT09654/76A IT1069330B (it) 1975-11-14 1976-11-11 Sistema di identificazione per riconoscere oggetti o persone di un determinato gruppo
BE2055444A BE848241A (nl) 1975-11-14 1976-11-12 Identificatiestelsel,
ES453283A ES453283A1 (es) 1975-11-14 1976-11-12 Sistema de identificacion electronico para reconocer objetoso personas.
FR7634190A FR2331849A1 (fr) 1975-11-14 1976-11-12 Systeme d'identification

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7513348A NL7513348A (nl) 1975-11-14 1975-11-14 Identificatiestelsel.

Publications (1)

Publication Number Publication Date
NL7513348A true NL7513348A (nl) 1977-05-17

Family

ID=19824857

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7513348A NL7513348A (nl) 1975-11-14 1975-11-14 Identificatiestelsel.

Country Status (7)

Country Link
BE (1) BE848241A (it)
DE (1) DE2651042A1 (it)
ES (1) ES453283A1 (it)
FR (1) FR2331849A1 (it)
GB (1) GB1570877A (it)
IT (1) IT1069330B (it)
NL (1) NL7513348A (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7708012A (nl) * 1977-07-19 1979-01-23 Nedap Nv Detectiestelsel.
NL8202951A (nl) * 1982-07-21 1984-02-16 Nedap Nv Absorptiedetectiestelsel.
US4812822A (en) * 1987-08-31 1989-03-14 Monarch Marking Systems, Inc. Electronic article surveillance system utilizing synchronous integration
US4802080A (en) * 1988-03-18 1989-01-31 American Telephone And Telegraph Company, At&T Information Systems Power transfer circuit including a sympathetic resonator
GB9017910D0 (en) * 1990-08-15 1990-09-26 Vaseal Electronics Limited Improvements in and relating to proximity switches
DE4431446C2 (de) * 1994-09-03 1996-10-17 Norbert H L Dr Ing Koster Transponder-Antennenvorrichtung
DE19518228C2 (de) * 1995-05-12 2001-08-09 Whd Elektron Prueftech Gmbh Verfahren, Anordnungen, Vorrichtungen und Prüfzonen von zu prüfenden Objekten zur Echtheitsprüfung sowie Anwendung derselben
US5783871A (en) * 1996-09-24 1998-07-21 Trw Inc. Apparatus and method for sensing a rearward facing child seat
DE19729299A1 (de) * 1997-07-09 1999-01-14 Michael Flor Sicherungsvorrichtung

Also Published As

Publication number Publication date
DE2651042A1 (de) 1977-07-07
BE848241A (nl) 1977-05-12
FR2331849A1 (fr) 1977-06-10
FR2331849B3 (it) 1979-07-27
ES453283A1 (es) 1978-02-01
IT1069330B (it) 1985-03-25
GB1570877A (en) 1980-07-09

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
A85 Still pending on 85-01-01
BB A search report has been drawn up
BV The patent application has lapsed