IT1174442B - Procedimento e dispositivo di lettura di una informazione codificata in forma di interwalli di grandezza prestabilita - Google Patents

Procedimento e dispositivo di lettura di una informazione codificata in forma di interwalli di grandezza prestabilita

Info

Publication number
IT1174442B
IT1174442B IT31142/78A IT3114278A IT1174442B IT 1174442 B IT1174442 B IT 1174442B IT 31142/78 A IT31142/78 A IT 31142/78A IT 3114278 A IT3114278 A IT 3114278A IT 1174442 B IT1174442 B IT 1174442B
Authority
IT
Italy
Prior art keywords
prestable
interwalls
procedure
size
reading device
Prior art date
Application number
IT31142/78A
Other languages
English (en)
Other versions
IT7831142A0 (it
Original Assignee
Inf Cii Honeywell Bull Ora Bul
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 Inf Cii Honeywell Bull Ora Bul filed Critical Inf Cii Honeywell Bull Ora Bul
Publication of IT7831142A0 publication Critical patent/IT7831142A0/it
Application granted granted Critical
Publication of IT1174442B publication Critical patent/IT1174442B/it

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
    • G06K7/01—Details
    • G06K7/016—Synchronisation of sensing process
    • G06K7/0166—Synchronisation of sensing process by means of clock-signals derived from the code marks, e.g. self-clocking code
    • 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
    • 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
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10—Character recognition
    • G06V30/22—Character recognition characterised by the type of writing
    • G06V30/224—Character recognition characterised by the type of writing of printed characters having additional code marks or containing code marks
    • G06V30/2247—Characters composed of bars, e.g. CMC-7

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Multimedia (AREA)
  • Character Input (AREA)
  • Sorting Of Articles (AREA)
  • Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
IT31142/78A 1977-12-30 1978-12-21 Procedimento e dispositivo di lettura di una informazione codificata in forma di interwalli di grandezza prestabilita IT1174442B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7739749A FR2413726A1 (fr) 1977-12-30 1977-12-30 Procede et dispositif de lecture d'une information codee sous forme d'intervalles de grandeurs predeterminees

Publications (2)

Publication Number Publication Date
IT7831142A0 IT7831142A0 (it) 1978-12-21
IT1174442B true IT1174442B (it) 1987-07-01

Family

ID=9199522

Family Applications (1)

Application Number Title Priority Date Filing Date
IT31142/78A IT1174442B (it) 1977-12-30 1978-12-21 Procedimento e dispositivo di lettura di una informazione codificata in forma di interwalli di grandezza prestabilita

Country Status (8)

Country Link
US (1) US4232216A (it)
JP (1) JPS5497331A (it)
BR (1) BR7808571A (it)
DE (1) DE2856693A1 (it)
ES (1) ES475898A1 (it)
FR (1) FR2413726A1 (it)
IT (1) IT1174442B (it)
NL (1) NL7812473A (it)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3048576A1 (de) * 1979-12-29 1981-09-17 Kabushiki Kaisha Sankyo Seiki Seisakusho, Suwa, Nagano Zeichenleser
DE3143650A1 (de) * 1981-11-04 1983-05-11 Fundação Bradesco, Osasco, São Paulo Manuell betaetigbares lineargeraet zum lesen von auf dokumente gedruckten 7-kode-magnet-schriftzeichen
JPS58175080A (ja) * 1982-04-07 1983-10-14 Matsuda Kosan Kk マ−ク読取装置
DE3241400A1 (de) * 1982-11-09 1984-05-10 Nixdorf Computer Ag, 4790 Paderborn Verfahren und einrichtung zur fortlaufenden aufzeichnung von informationssignalen vorbestimmter laenge auf eine magnetspeicherspur
JPS59184971A (ja) * 1983-04-04 1984-10-20 Matsushita Electric Ind Co Ltd 機種コ−ド読取装置
US4705939A (en) * 1984-09-28 1987-11-10 Rjs Enterprises, Inc. Apparatus and method for optically measuring bar code dimensions
US4578991A (en) * 1984-11-15 1986-04-01 Texaco Inc. System for identifying individual drill pipe
DE3628613A1 (de) * 1986-08-22 1988-03-24 Kurz Leonhard Fa Verfahren zum dekodieren von magnetischen informationstraegern
US5187698A (en) * 1988-09-20 1993-02-16 Kabushiki Kaisha Csk Data reading apparatus for identifying position of data tracks
ES2011545A6 (es) * 1989-03-31 1990-01-16 Amper Sa Lector manual de caracteres magneticos.
US5155343A (en) * 1990-03-28 1992-10-13 Chandler Donald G Omnidirectional bar code reader with method and apparatus for detecting and scanning a bar code symbol
JP2792521B2 (ja) * 1991-06-20 1998-09-03 日本電気精器株式会社 バーコードリーダのバーコード読み取り制御方法
US6700732B1 (en) * 1993-07-30 2004-03-02 Washington University Method and apparatus for a vernier magnetic recording head
US5736722A (en) * 1996-02-08 1998-04-07 Eastman Kodak Company Dual sensor decoder
US6259808B1 (en) * 1998-08-07 2001-07-10 Axiohm Transaction Solutions, Inc. Thermal transfer MICR printer
US6581831B2 (en) * 2000-12-18 2003-06-24 University Of Louisiana At Lafayette Debit card read/write controller and process
DE10141095C2 (de) * 2001-08-22 2003-06-18 Wincor Nixdorf Int Gmbh Verfahren zur Verbesserung des Lesens von Magnetspurdaten beim Einführen einer Karte in einen DIP Leser

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1225428A (fr) * 1959-05-26 1960-06-30 Bull Sa Machines Perfectionnements à l'enregistrement des données
NL263982A (it) * 1960-07-26
FR1375037A (fr) * 1963-05-30 1964-10-16 Bull Sa Machines Perfectionnements aux systèmes de reconnaissance de caractères imprimés
US3949193A (en) * 1974-01-07 1976-04-06 Electrospace Corporation Credit card reader having two magnetic readout heads
US4072994A (en) * 1974-12-28 1978-02-07 Canon Kabushiki Kaisha Read-after-write head
NL168981C (nl) * 1975-04-15 1982-05-17 Philips Nv Magnetoweerstand leeskop.
US4087789A (en) * 1977-04-27 1978-05-02 Burroughs Corporation Magnetic ink character recognition system

Also Published As

Publication number Publication date
US4232216A (en) 1980-11-04
IT7831142A0 (it) 1978-12-21
DE2856693A1 (de) 1979-07-05
FR2413726A1 (fr) 1979-07-27
ES475898A1 (es) 1979-11-01
BR7808571A (pt) 1979-07-10
JPS5497331A (en) 1979-08-01
FR2413726B1 (it) 1980-06-13
NL7812473A (nl) 1979-07-03

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