NL7102210A - - Google Patents

Info

Publication number
NL7102210A
NL7102210A NL7102210A NL7102210A NL7102210A NL 7102210 A NL7102210 A NL 7102210A NL 7102210 A NL7102210 A NL 7102210A NL 7102210 A NL7102210 A NL 7102210A NL 7102210 A NL7102210 A NL 7102210A
Authority
NL
Netherlands
Application number
NL7102210A
Other versions
NL148421B (nl
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 filed Critical
Priority to NL717102210A priority Critical patent/NL148421B/xx
Priority to CH172772A priority patent/CH562479A5/xx
Priority to US00225839A priority patent/US3858180A/en
Priority to SE7201958A priority patent/SE393698B/xx
Priority to DE19722207539 priority patent/DE2207539C3/de
Priority to FR7205608A priority patent/FR2131354A5/fr
Priority to GB759072A priority patent/GB1345686A/en
Priority to BE779541A priority patent/BE779541A/xx
Priority to JP7217643A priority patent/JPS5334694B1/ja
Publication of NL7102210A publication Critical patent/NL7102210A/xx
Publication of NL148421B publication Critical patent/NL148421B/xx

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G06V10/28—Quantising the image, e.g. histogram thresholding for discrimination between background and foreground patterns
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/10—Image acquisition
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/10—Image acquisition
    • G06V10/12—Details of acquisition arrangements; Constructional details thereof
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/40—Extraction of image or video features
    • G06V10/42—Global feature extraction by analysis of the whole pattern, e.g. using frequency domain transformations or autocorrelation
    • G06V10/421—Global feature extraction by analysis of the whole pattern, e.g. using frequency domain transformations or autocorrelation by analysing segments intersecting the pattern

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Character Input (AREA)
  • Image Processing (AREA)
  • Image Input (AREA)
  • Character Discrimination (AREA)
NL717102210A 1971-02-19 1971-02-19 Stelsel voor het lezen van tekens. NL148421B (nl)

Priority Applications (9)

Application Number Priority Date Filing Date Title
NL717102210A NL148421B (nl) 1971-02-19 1971-02-19 Stelsel voor het lezen van tekens.
CH172772A CH562479A5 (cs) 1971-02-19 1972-02-07
US00225839A US3858180A (en) 1971-02-19 1972-02-14 System for automatically reading symbols
SE7201958A SE393698B (sv) 1971-02-19 1972-02-17 Anordning for att lesa tecken, sasom bokstever eller siffror, vilka er handskrivna pa en informationsberare inom rutor
DE19722207539 DE2207539C3 (de) 1971-02-19 1972-02-17 Verfahren zum automatischen Lesen von Zeichen und Vorrichtung zur Durchführung des Verfahrens
FR7205608A FR2131354A5 (cs) 1971-02-19 1972-02-18
GB759072A GB1345686A (en) 1971-02-19 1972-02-18 System for automatically reading symbols
BE779541A BE779541A (fr) 1971-02-19 1972-02-18 Systeme pour la lecture automatique de signes
JP7217643A JPS5334694B1 (cs) 1971-02-19 1972-02-19

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL717102210A NL148421B (nl) 1971-02-19 1971-02-19 Stelsel voor het lezen van tekens.

Publications (2)

Publication Number Publication Date
NL7102210A true NL7102210A (cs) 1972-08-22
NL148421B NL148421B (nl) 1976-01-15

Family

ID=19812521

Family Applications (1)

Application Number Title Priority Date Filing Date
NL717102210A NL148421B (nl) 1971-02-19 1971-02-19 Stelsel voor het lezen van tekens.

Country Status (8)

Country Link
US (1) US3858180A (cs)
JP (1) JPS5334694B1 (cs)
BE (1) BE779541A (cs)
CH (1) CH562479A5 (cs)
FR (1) FR2131354A5 (cs)
GB (1) GB1345686A (cs)
NL (1) NL148421B (cs)
SE (1) SE393698B (cs)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4106060A (en) * 1975-12-15 1978-08-08 Rca Corporation Electronic mail box
JPS5911152B2 (ja) * 1976-10-19 1984-03-13 肇産業株式会社 パタ−ンマツチング方法及びその実施装置
JPH0664631B2 (ja) * 1987-09-09 1994-08-22 インターナショナル・ビジネス・マシーンズ・コーポレーション 文字認識装置
GB2218838A (en) * 1988-05-17 1989-11-22 Joseph William Gleeson Character recognition
EP0386704A3 (en) * 1989-03-06 1991-05-22 Minolta Camera Kabushiki Kaisha Photographic system capable of recording therein photographing data and reading out the same and film structure for use in the photographic system
JPH1032495A (ja) * 1996-07-18 1998-02-03 Sony Corp データ処理装置および方法
US7555145B2 (en) * 2003-06-03 2009-06-30 Gravic, Inc. Multi-level optical mark reading that uses an unambiguous symbology of marks to fill into response bubbles
RU2403617C2 (ru) * 2008-11-10 2010-11-10 Федеральное государственное унитарное предприятие "Российский Федеральный Ядерный Центр - Всероссийский Научно-Исследовательский Институт Технической Физики имени академика Е.И. Забабахина" (ФГУП "РФЯЦ-ВНИИТФ им. академ. Е.И. Забабахина") Способ автоматизированного распознавания идентификационного номера
US8503785B2 (en) * 2010-01-15 2013-08-06 Gravic, Inc. Dynamic response bubble attribute compensation
US8412004B2 (en) 2010-10-15 2013-04-02 Gravic, Inc. Dynamic response form symbology processing
CN113609902A (zh) * 2021-06-28 2021-11-05 大唐互联科技(武汉)有限公司 一种基于视觉识别的电子成像机芯行业人工防错系统

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3184732A (en) * 1960-04-15 1965-05-18 Rca Corp Computer circuit
US3123804A (en) * 1960-08-23 1964-03-03 Character recognition system
US3225329A (en) * 1963-10-30 1965-12-21 Control Data Corp Optical logic reading machine
US3346845A (en) * 1964-12-11 1967-10-10 Bunker Ramo Character recognition method and apparatus
US3611267A (en) * 1969-10-16 1971-10-05 Transducer Systems Inc Apparatus for optical character recognition

Also Published As

Publication number Publication date
US3858180A (en) 1974-12-31
DE2207539B2 (de) 1975-10-16
BE779541A (fr) 1972-06-16
GB1345686A (en) 1974-01-30
FR2131354A5 (cs) 1972-11-10
JPS5334694B1 (cs) 1978-09-21
CH562479A5 (cs) 1975-05-30
SE393698B (sv) 1977-05-16
DE2207539A1 (de) 1972-09-07
NL148421B (nl) 1976-01-15

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Information provided on patent owner name for an already discontinued patent

Owner name: PTT