SE458315B - Anordning foer detektering av dokument - Google Patents

Anordning foer detektering av dokument

Info

Publication number
SE458315B
SE458315B SE8702455A SE8702455A SE458315B SE 458315 B SE458315 B SE 458315B SE 8702455 A SE8702455 A SE 8702455A SE 8702455 A SE8702455 A SE 8702455A SE 458315 B SE458315 B SE 458315B
Authority
SE
Sweden
Prior art keywords
magnetic
air gap
documents
magnetic field
circuit
Prior art date
Application number
SE8702455A
Other languages
English (en)
Swedish (sv)
Other versions
SE8702455L (sv
SE8702455D0 (sv
Inventor
P Chominski
Original Assignee
Inter Innovation Ab
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 Inter Innovation Ab filed Critical Inter Innovation Ab
Priority to SE8702455A priority Critical patent/SE458315B/sv
Publication of SE8702455D0 publication Critical patent/SE8702455D0/xx
Priority to US07/198,354 priority patent/US4916295A/en
Priority to DE88850183T priority patent/DE3882091T2/de
Priority to EP88850183A priority patent/EP0295229B1/en
Priority to JP63141856A priority patent/JP2528161B2/ja
Publication of SE8702455L publication Critical patent/SE8702455L/
Publication of SE458315B publication Critical patent/SE458315B/sv

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
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Theoretical Computer Science (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
SE8702455A 1987-06-12 1987-06-12 Anordning foer detektering av dokument SE458315B (sv)

Priority Applications (5)

Application Number Priority Date Filing Date Title
SE8702455A SE458315B (sv) 1987-06-12 1987-06-12 Anordning foer detektering av dokument
US07/198,354 US4916295A (en) 1987-06-12 1988-05-25 Document detecting arrangement
DE88850183T DE3882091T2 (de) 1987-06-12 1988-05-26 Vorrichtung zum Prüfen von Dokumenten.
EP88850183A EP0295229B1 (en) 1987-06-12 1988-05-26 A document detecting arrangement
JP63141856A JP2528161B2 (ja) 1987-06-12 1988-06-10 証券検査装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8702455A SE458315B (sv) 1987-06-12 1987-06-12 Anordning foer detektering av dokument

Publications (3)

Publication Number Publication Date
SE8702455D0 SE8702455D0 (sv) 1987-06-12
SE8702455L SE8702455L (sv) 1988-12-13
SE458315B true SE458315B (sv) 1989-03-13

Family

ID=20368841

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8702455A SE458315B (sv) 1987-06-12 1987-06-12 Anordning foer detektering av dokument

Country Status (5)

Country Link
US (1) US4916295A (ja)
EP (1) EP0295229B1 (ja)
JP (1) JP2528161B2 (ja)
DE (1) DE3882091T2 (ja)
SE (1) SE458315B (ja)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5068519A (en) * 1990-01-10 1991-11-26 Brandt, Inc. Magnetic document validator employing remanence and saturation measurements
DE4022739A1 (de) * 1990-07-17 1992-01-23 Gao Ges Automation Org Vorrichtung zur pruefung von mit magnetischen eigenschaften ausgestatteten messobjekten
US5155643A (en) * 1990-10-30 1992-10-13 Mars Incorporated Unshielded horizontal magnetoresistive head and method of fabricating same
GB9025391D0 (en) * 1990-11-22 1991-01-09 Rue Company The Plc De Magnetic field sensor and method
US5378885A (en) * 1991-10-29 1995-01-03 Mars Incorporated Unshielded magnetoresistive head with multiple pairs of sensing elements
US5430664A (en) * 1992-07-14 1995-07-04 Technitrol, Inc. Document counting and batching apparatus with counterfeit detection
US5358088A (en) * 1992-11-25 1994-10-25 Mars Incorporated Horizontal magnetoresistive head apparatus and method for detecting magnetic data
ES2151548T3 (es) * 1993-02-25 2001-01-01 Giesecke & Devrient Us Inc Aparato de deteccion de documentos falsificados.
GB2290897B (en) * 1994-06-28 1998-07-01 Lee Ming Cheng Magnetic cards
DE19501245A1 (de) * 1995-01-17 1996-07-18 Giesecke & Devrient Gmbh Vorrichtung zur Prüfung magnetischer Eigenschaften von Blattgut, wie z. B. Banknoten oder Wertpapiere
US5614824A (en) * 1995-05-15 1997-03-25 Crane & Co., Inc. Harmonic-based verifier device for a magnetic security thread having linear and non-linear ferromagnetic characteristics
US5996314A (en) * 1996-05-22 1999-12-07 Currency Systems International, Inc. Currency strapping machine
JP2002501636A (ja) * 1996-12-12 2002-01-15 ナムローゼ・フェンノートシャップ・ベーカート・ソシエテ・アノニム 物品を認識し検査するための方法及び装置
EP1050855A1 (de) * 1999-05-06 2000-11-08 Ascom AG Vorrichtung zum Detektieren einer magnetischen Kennung eines Prüfobjektes
FR2932593B1 (fr) * 2008-06-13 2010-09-03 Parkeon Systeme et procede de verification de la validite d'un article de valeur, et horodateur comprenant un tel systeme

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2884348A (en) * 1954-12-20 1959-04-28 Ibm Erasure of imprinted magnetic markings
US3168720A (en) * 1960-04-08 1965-02-02 Pitney Bowes Inc Character reader
NL279259A (ja) * 1961-06-05
US3097745A (en) * 1961-10-31 1963-07-16 Gen Electric General purpose document sorting system
GB1213169A (en) * 1967-12-06 1970-11-18 Int Computers Ltd Improvements in or relating to methods of magnetic recording
JPS5615036B2 (ja) * 1974-04-16 1981-04-08
US4045738A (en) * 1976-03-08 1977-08-30 General Electric Company Variable reluctance speed sensor of integral construction utilizing a shielded high coercive force rare earth magnet positioned directly adjacent the sensing rotating element
US4114804A (en) * 1976-08-04 1978-09-19 Brandt-Pra, Inc. Counterfeit detection means for paper counting
SU732986A1 (ru) * 1978-04-25 1980-05-05 Предприятие П/Я А-3593 Воспроизвод ща магнитна головка
US4218612A (en) * 1978-10-05 1980-08-19 Docutronix, Inc. Magnetic signal detector
US4395628A (en) * 1979-04-23 1983-07-26 Daniel Silverman Access security control
DE3048576A1 (de) * 1979-12-29 1981-09-17 Kabushiki Kaisha Sankyo Seiki Seisakusho, Suwa, Nagano Zeichenleser
DE3174151D1 (en) * 1980-12-16 1986-04-24 Toshiba Kk Pattern discriminating apparatus
US4518919A (en) * 1981-01-16 1985-05-21 Tokyo Shibaura Denki Kabushiki Kaisha Detecting device for detecting a magnetic strip embedded in a sheet
JPS582994A (ja) * 1981-06-29 1983-01-08 株式会社東芝 紙葉類に存在する金属片の検知装置
JPS5920381U (ja) * 1982-07-24 1984-02-07 大平技研工業株式会社 紙幣識別装置
JPS5927383A (ja) * 1982-08-06 1984-02-13 株式会社ユニバ−サル 学習式硬貨等の選別装置
US4584529A (en) * 1983-06-02 1986-04-22 Bill Checker Co., Ltd. Method and apparatus for discriminating between genuine and suspect paper money
JPS61265691A (ja) * 1985-05-21 1986-11-25 株式会社東芝 磁気検出装置
US4748525A (en) * 1986-02-14 1988-05-31 Magnetic Peripherals Inc. Probe head for vertical recording

Also Published As

Publication number Publication date
JP2528161B2 (ja) 1996-08-28
US4916295A (en) 1990-04-10
DE3882091T2 (de) 1993-10-07
EP0295229A3 (en) 1990-03-07
DE3882091D1 (de) 1993-08-05
SE8702455L (sv) 1988-12-13
EP0295229A2 (en) 1988-12-14
JPS63317891A (ja) 1988-12-26
SE8702455D0 (sv) 1987-06-12
EP0295229B1 (en) 1993-06-30

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