AU512748B2 - Magnetic identification apparatus - Google Patents

Magnetic identification apparatus

Info

Publication number
AU512748B2
AU512748B2 AU27524/77A AU2752477A AU512748B2 AU 512748 B2 AU512748 B2 AU 512748B2 AU 27524/77 A AU27524/77 A AU 27524/77A AU 2752477 A AU2752477 A AU 2752477A AU 512748 B2 AU512748 B2 AU 512748B2
Authority
AU
Australia
Prior art keywords
identification apparatus
magnetic identification
magnetic
identification
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
AU27524/77A
Other versions
AU2752477A (en
Inventor
D. A. Farquharson S. C. and Millar F. W Varvel
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.)
Access Control Systems Australia Pty Ltd
Original Assignee
Access Control Systems Pty Ltd
Access Control Systems Australia Pty 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
Application filed by Access Control Systems Pty Ltd, Access Control Systems Australia Pty Ltd filed Critical Access Control Systems Pty Ltd
Priority to AU27524/77A priority Critical patent/AU512748B2/en
Publication of AU2752477A publication Critical patent/AU2752477A/en
Application granted granted Critical
Publication of AU512748B2 publication Critical patent/AU512748B2/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • G06K7/087—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 flux-sensitive, e.g. magnetic, detectors
    • 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
    • G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
    • G07C9/00658—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by passive electrical keys
    • G07C9/00722—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by passive electrical keys with magnetic components, e.g. magnets, magnetic strips, metallic inserts
    • G07C9/00738—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by passive electrical keys with magnetic components, e.g. magnets, magnetic strips, metallic inserts sensed by Hall effect devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Theoretical Computer Science (AREA)
AU27524/77A 1976-08-17 1976-08-17 Magnetic identification apparatus Expired AU512748B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU27524/77A AU512748B2 (en) 1976-08-17 1976-08-17 Magnetic identification apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU27524/77A AU512748B2 (en) 1976-08-17 1976-08-17 Magnetic identification apparatus

Related Child Applications (1)

Application Number Title Priority Date Filing Date
AU53661/79A Division AU516548B2 (en) 1979-12-10 1979-12-10 Magnetic identification apparatus

Publications (2)

Publication Number Publication Date
AU2752477A AU2752477A (en) 1979-02-08
AU512748B2 true AU512748B2 (en) 1980-10-23

Family

ID=3715784

Family Applications (1)

Application Number Title Priority Date Filing Date
AU27524/77A Expired AU512748B2 (en) 1976-08-17 1976-08-17 Magnetic identification apparatus

Country Status (1)

Country Link
AU (1) AU512748B2 (en)

Also Published As

Publication number Publication date
AU2752477A (en) 1979-02-08

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