JPS5074945A - - Google Patents

Info

Publication number
JPS5074945A
JPS5074945A JP49118313A JP11831374A JPS5074945A JP S5074945 A JPS5074945 A JP S5074945A JP 49118313 A JP49118313 A JP 49118313A JP 11831374 A JP11831374 A JP 11831374A JP S5074945 A JPS5074945 A JP S5074945A
Authority
JP
Japan
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.)
Pending
Application number
JP49118313A
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
Publication of JPS5074945A publication Critical patent/JPS5074945A/ja
Pending legal-status Critical Current

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
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
    • G06K7/10821—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices
    • G06K7/10841—Particularities of the light-sensitive elements
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • 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
    • G06V30/14—Image acquisition
    • G06V30/146—Aligning or centring of the image pick-up or image-field
    • 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
    • G06V30/14—Image acquisition
    • G06V30/148—Segmentation of character regions
    • 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
    • G06V30/16—Image preprocessing
    • G06V30/162—Quantising the image signal
    • 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
    • G06V30/18—Extraction of features or characteristics of the image
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Electromagnetism (AREA)
  • General Health & Medical Sciences (AREA)
  • Artificial Intelligence (AREA)
  • Toxicology (AREA)
  • Health & Medical Sciences (AREA)
  • Character Input (AREA)
  • Character Discrimination (AREA)
JP49118313A 1973-10-22 1974-10-16 Pending JPS5074945A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7314469A NL7314469A (nl) 1973-10-22 1973-10-22 Rozet-rangschikking van foto-elektrische om- zetters, en tekenleesstelsel dat de rozet ge- bruikt.

Publications (1)

Publication Number Publication Date
JPS5074945A true JPS5074945A (ja) 1975-06-19

Family

ID=19819858

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49118313A Pending JPS5074945A (ja) 1973-10-22 1974-10-16

Country Status (5)

Country Link
JP (1) JPS5074945A (ja)
DE (1) DE2444961A1 (ja)
FR (1) FR2279164A1 (ja)
GB (1) GB1486908A (ja)
NL (1) NL7314469A (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2829249A1 (de) * 1978-07-04 1980-01-17 Walter Burlon Vorrichtung zur ausgerichteten halterung von platten
DE3501283A1 (de) * 1984-01-17 1985-07-25 Canon K.K., Tokio/Tokyo Fotoelektrische detektorvorrichtung und hiermit ausgestattetes ausrichtgeraet
JPS62125481A (ja) * 1985-11-26 1987-06-06 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 パタ−ン認識装置
US5200794A (en) * 1989-08-11 1993-04-06 Nhk Spring Co., Ltd. Optical head for an optical authenticity identifing system
DE4026167C2 (de) * 1989-08-17 1999-06-10 Kurt Rux Papillarlinien-Vergleichscomputerschloß- Eingangssensor

Also Published As

Publication number Publication date
NL7314469A (nl) 1975-04-24
GB1486908A (en) 1977-09-28
DE2444961A1 (de) 1975-04-24
FR2279164B1 (ja) 1979-01-05
FR2279164A1 (fr) 1976-02-13

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