AU6343898A - Magnetoresistive scanning system - Google Patents

Magnetoresistive scanning system

Info

Publication number
AU6343898A
AU6343898A AU63438/98A AU6343898A AU6343898A AU 6343898 A AU6343898 A AU 6343898A AU 63438/98 A AU63438/98 A AU 63438/98A AU 6343898 A AU6343898 A AU 6343898A AU 6343898 A AU6343898 A AU 6343898A
Authority
AU
Australia
Prior art keywords
scanning system
magnetoresistive
magnetoresistive scanning
scanning
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.)
Abandoned
Application number
AU63438/98A
Inventor
S. R. Fuelling
J. M. Henson
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.)
University and Community College System of Nevada UCCSN
Original Assignee
COMMUNITY COLLEGE SYS NEV, University of
University and Community College System of Nevada UCCSN
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 COMMUNITY COLLEGE SYS NEV, University of, University and Community College System of Nevada UCCSN filed Critical COMMUNITY COLLEGE SYS NEV, University of
Publication of AU6343898A publication Critical patent/AU6343898A/en
Abandoned legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y25/00—Nanomagnetism, e.g. magnetoimpedance, anisotropic magnetoresistance, giant magnetoresistance or tunneling magnetoresistance
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
    • G07D7/04—Testing magnetic properties of the materials thereof, e.g. by detection of magnetic imprint
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/06—Measuring direction or magnitude of magnetic fields or magnetic flux using galvano-magnetic devices
    • G01R33/09—Magnetoresistive devices
    • G01R33/093—Magnetoresistive devices using multilayer structures, e.g. giant magnetoresistance 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
    • G06K7/083—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
    • G06K7/084—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 magnetic material by relative movement detecting flux changes without altering its magnetised state
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
    • G07D7/20—Testing patterns thereon
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • G11B5/33—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only
    • G11B5/39—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects
    • G11B5/3903—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects using magnetic thin film layers or their effects, the films being part of integrated structures
    • G11B5/3906—Details related to the use of magnetic thin film layers or to their effects
    • G11B5/3945—Heads comprising more than one sensitive element
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/00127—Connection or combination of a still picture apparatus with another apparatus, e.g. for storage, processing or transmission of still picture signals or of information associated with a still picture
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/00795—Reading arrangements
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • G11B5/33—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only
    • G11B5/39—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects
    • G11B5/3903—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects using magnetic thin film layers or their effects, the films being part of integrated structures
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/49—Fixed mounting or arrangements, e.g. one head per track
    • G11B5/4969—Details for track selection or addressing
    • G11B5/4992—Circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Nanotechnology (AREA)
  • Manufacturing & Machinery (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Artificial Intelligence (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
AU63438/98A 1997-02-28 1998-02-27 Magnetoresistive scanning system Abandoned AU6343898A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US3854797P 1997-02-28 1997-02-28
US60038547 1997-02-28
PCT/US1998/003989 WO1998038792A1 (en) 1997-02-28 1998-02-27 Magnetoresistive scanning system

Publications (1)

Publication Number Publication Date
AU6343898A true AU6343898A (en) 1998-09-18

Family

ID=21900559

Family Applications (1)

Application Number Title Priority Date Filing Date
AU63438/98A Abandoned AU6343898A (en) 1997-02-28 1998-02-27 Magnetoresistive scanning system

Country Status (2)

Country Link
AU (1) AU6343898A (en)
WO (1) WO1998038792A1 (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2860878B1 (en) 2003-10-08 2006-02-17 Centre Nat Etd Spatiales PROBE FOR MEASURING A MAGNETIC FIELD.
JP2006171953A (en) 2004-12-14 2006-06-29 Laurel Seiki Kk Paper sheet detection device
DE102005008967A1 (en) * 2005-02-28 2006-08-31 Giesecke & Devrient Gmbh Measuring magnetic characteristics of document such as banknote, by detecting changes in alternating electromagnetic field when document is inserted into field
FR2933202B1 (en) * 2008-06-27 2010-12-10 Centre Nat Etd Spatiales DEVICE AND METHOD FOR MAGNETIC FIELD MEASUREMENT
US8297507B2 (en) * 2008-09-11 2012-10-30 Toshiba International Corporation Magnetoresistive detection system and method for detection of magnetic image of bank notes
DE102008061507A1 (en) * 2008-12-10 2010-06-17 Giesecke & Devrient Gmbh Magnetic sensor for checking value documents
DE102009039588A1 (en) * 2009-09-01 2011-03-03 Giesecke & Devrient Gmbh Method and device for checking value documents
DE102013000016A1 (en) * 2013-01-02 2014-07-03 Meas Deutschland Gmbh Measuring device for measuring magnetic properties of the environment of the measuring device
JP6288577B2 (en) * 2013-09-26 2018-03-07 セイコーＮｐｃ株式会社 Magnetic sensor using polygonal column magnet
JP6548868B2 (en) 2014-03-13 2019-07-24 株式会社東芝 Magnetic inspection device and sheet processing device
CN103926543A (en) * 2014-04-14 2014-07-16 无锡乐尔科技有限公司 Magnetic head based on magnetic resistance technology
CN103942872B (en) * 2014-04-18 2016-08-24 江苏多维科技有限公司 Magnetic picture identification sensor chip in a kind of low fly height face
DE102014015963B4 (en) 2014-10-31 2019-06-06 Kocks Technik Gmbh & Co Kg Scaffolding change system, change trolley and switch for a scaffolding change system and rolling mill with a rolling block and a scaffolding change system
CN105654608B (en) * 2014-11-10 2018-05-22 山东新北洋信息技术股份有限公司 Bill handling method and apparatus
DE102016111199B4 (en) 2016-06-20 2020-10-08 Noris Automation Gmbh Method of detecting a spatial magnetic field distribution of static and dynamic magnetic fields and magnetic field sensor arrangement
DE102016111200A1 (en) 2016-06-20 2017-12-21 Noris Automation Gmbh Method and device for non-contact functional testing of electronic components in circuit arrangements with local fault localization
JP7059080B2 (en) * 2018-04-09 2022-04-25 キヤノン電子株式会社 Magnetic identification device
CN113302693B (en) * 2019-01-17 2022-08-23 佳能电子株式会社 Magnetic identification sensor

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0342062A3 (en) * 1988-05-12 1992-09-30 Fujitsu Limited Recognising patterns printed in magnetizable ink
US4988850A (en) * 1988-05-25 1991-01-29 Murata Mfg. Co., Ltd. Magnetoresistance element array
US4973851A (en) * 1989-04-07 1990-11-27 Rowe International, Inc. Currency validator
JPH03179214A (en) * 1989-12-07 1991-08-05 Fuji Electric Co Ltd Output system of array sensor
JPH0498592A (en) * 1990-08-16 1992-03-31 Fuji Electric Co Ltd Paper money discriminating device
US5358088A (en) * 1992-11-25 1994-10-25 Mars Incorporated Horizontal magnetoresistive head apparatus and method for detecting magnetic data
JP2551321B2 (en) * 1993-04-21 1996-11-06 日本電気株式会社 Integrated magnetoresistive sensor
US5452163A (en) * 1993-12-23 1995-09-19 International Business Machines Corporation Multilayer magnetoresistive sensor
US5495929A (en) * 1994-03-16 1996-03-05 Batalianets; Valeri V. Apparatus and method for validation of bank notes and other valuable documents

Also Published As

Publication number Publication date
WO1998038792A1 (en) 1998-09-03

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