DK256981A - Laeser for magnetisk indkodede kendetegn - Google Patents

Laeser for magnetisk indkodede kendetegn

Info

Publication number
DK256981A
DK256981A DK256981A DK256981A DK256981A DK 256981 A DK256981 A DK 256981A DK 256981 A DK256981 A DK 256981A DK 256981 A DK256981 A DK 256981A DK 256981 A DK256981 A DK 256981A
Authority
DK
Denmark
Prior art keywords
reader
magnetically coded
coded characteristics
magnetically
coded
Prior art date
Application number
DK256981A
Other languages
Danish (da)
English (en)
Inventor
A J Prior
S A Spray
Original Assignee
Securitas Int Prod
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 Securitas Int Prod filed Critical Securitas Int Prod
Publication of DK256981A publication Critical patent/DK256981A/da

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
    • 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
    • G06K7/085—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 metal detectors
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Near-Field Transmission Systems (AREA)
  • Burglar Alarm Systems (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Photoreceptors In Electrophotography (AREA)
DK256981A 1980-06-13 1981-06-12 Laeser for magnetisk indkodede kendetegn DK256981A (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8019407 1980-06-13
GB8034440 1980-10-25

Publications (1)

Publication Number Publication Date
DK256981A true DK256981A (da) 1981-12-14

Family

ID=26275859

Family Applications (1)

Application Number Title Priority Date Filing Date
DK256981A DK256981A (da) 1980-06-13 1981-06-12 Laeser for magnetisk indkodede kendetegn

Country Status (7)

Country Link
EP (1) EP0042707A1 (el)
DK (1) DK256981A (el)
ES (1) ES8204193A1 (el)
FI (1) FI811835L (el)
GR (1) GR74576B (el)
NO (1) NO812004L (el)
PT (1) PT73191B (el)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4354099A (en) * 1980-06-20 1982-10-12 Computrol Systems, Ltd. Electronic identification system
FR2668239B1 (fr) * 1990-10-18 1992-12-31 Phiropsi Sarl Vanne et appareil d'identification d'une telle vanne.
US6107913A (en) * 1998-05-12 2000-08-22 Cyberscan Technology, Inc. Scratchable conductive latex document scanner
US8283921B2 (en) 2008-11-26 2012-10-09 General Electric Company Magnetoresistance sensors for position and orientation determination
US8358128B2 (en) 2008-11-28 2013-01-22 General Electric Company Surgical navigation system with magnetoresistance sensors
US8483800B2 (en) 2008-11-29 2013-07-09 General Electric Company Surgical navigation enabled imaging table environment
US8173446B2 (en) 2009-12-21 2012-05-08 General Electric Company Method of producing an integrated micromagnet sensor assembly

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1578541A (el) * 1968-08-23 1969-08-14
FR2036053A5 (el) * 1969-03-03 1970-12-24 Cit Alcatel
FR2074623B2 (el) * 1970-01-12 1974-08-09 Fr
FR2115703A5 (el) * 1970-11-30 1972-07-07 Cit Alcatel
GB1459185A (en) * 1972-12-29 1976-12-22 Group 4 Total Security Ltd Token reader

Also Published As

Publication number Publication date
ES503017A0 (es) 1982-04-01
PT73191B (en) 1982-07-01
GR74576B (el) 1984-06-29
EP0042707A1 (en) 1981-12-30
ES8204193A1 (es) 1982-04-01
NO812004L (no) 1981-12-14
FI811835L (fi) 1981-12-14
PT73191A (en) 1981-07-01

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Legal Events

Date Code Title Description
AHS Application shelved for other reasons than non-payment