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AU447657B2 - Control system - Google Patents
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AU447657B2 - Control system - Google Patents

Control system

Info

Publication number
AU447657B2
AU447657B2 AU32927/71A AU3292771A AU447657B2 AU 447657 B2 AU447657 B2 AU 447657B2 AU 32927/71 A AU32927/71 A AU 32927/71A AU 3292771 A AU3292771 A AU 3292771A AU 447657 B2 AU447657 B2 AU 447657B2
Authority
AU
Australia
Prior art keywords
control system
control
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
AU32927/71A
Other versions
AU3292771A (en
Inventor
Irving Brooks Cooper, Jr
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.)
Notifier Co
Original Assignee
Notifier Co
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 Notifier Co filed Critical Notifier Co
Priority to AU32927/71A priority Critical patent/AU447657B2/en
Publication of AU3292771A publication Critical patent/AU3292771A/en
Application granted granted Critical
Publication of AU447657B2 publication Critical patent/AU447657B2/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F7/00—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus
    • G07F7/08—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus by coded identity card or credit card or other personal identification means
    • G07F7/086—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus by coded identity card or credit card or other personal identification means by passive credit-cards adapted therefor, e.g. constructive particularities to avoid counterfeiting, e.g. by inclusion of a physical or chemical security-layer

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Security & Cryptography (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Theoretical Computer Science (AREA)
AU32927/71A 1971-08-31 1971-08-31 Control system Expired AU447657B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU32927/71A AU447657B2 (en) 1971-08-31 1971-08-31 Control system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU32927/71A AU447657B2 (en) 1971-08-31 1971-08-31 Control system

Publications (2)

Publication Number Publication Date
AU3292771A AU3292771A (en) 1973-03-08
AU447657B2 true AU447657B2 (en) 1974-04-08

Family

ID=3720394

Family Applications (1)

Application Number Title Priority Date Filing Date
AU32927/71A Expired AU447657B2 (en) 1971-08-31 1971-08-31 Control system

Country Status (1)

Country Link
AU (1) AU447657B2 (en)

Also Published As

Publication number Publication date
AU3292771A (en) 1973-03-08

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