FR2374698A1 - Dispositif de codage d'images - Google Patents

Dispositif de codage d'images

Info

Publication number
FR2374698A1
FR2374698A1 FR7734669A FR7734669A FR2374698A1 FR 2374698 A1 FR2374698 A1 FR 2374698A1 FR 7734669 A FR7734669 A FR 7734669A FR 7734669 A FR7734669 A FR 7734669A FR 2374698 A1 FR2374698 A1 FR 2374698A1
Authority
FR
France
Prior art keywords
segments
image
code words
representing
bit pattern
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.)
Granted
Application number
FR7734669A
Other languages
English (en)
French (fr)
Other versions
FR2374698B1 (enExample
Inventor
Ian D Judd
D Judd Et John F Minshull Ian
John F Minshull
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of FR2374698A1 publication Critical patent/FR2374698A1/fr
Application granted granted Critical
Publication of FR2374698B1 publication Critical patent/FR2374698B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/20—Contour coding, e.g. using detection of edges
    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Image Processing (AREA)
  • Digital Computer Display Output (AREA)
  • Dot-Matrix Printers And Others (AREA)
  • Facsimiles In General (AREA)
FR7734669A 1976-12-20 1977-11-10 Dispositif de codage d'images Granted FR2374698A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB53034/76A GB1517869A (en) 1976-12-20 1976-12-20 Image encoding apparatus

Publications (2)

Publication Number Publication Date
FR2374698A1 true FR2374698A1 (fr) 1978-07-13
FR2374698B1 FR2374698B1 (enExample) 1980-08-22

Family

ID=10466361

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7734669A Granted FR2374698A1 (fr) 1976-12-20 1977-11-10 Dispositif de codage d'images

Country Status (7)

Country Link
JP (1) JPS5386532A (enExample)
AU (1) AU508981B2 (enExample)
CA (1) CA1089991A (enExample)
DE (1) DE2754230A1 (enExample)
FR (1) FR2374698A1 (enExample)
GB (1) GB1517869A (enExample)
IT (1) IT1114673B (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2552570A1 (fr) * 1983-09-28 1985-03-29 Sacsi Procede pour la lecture sous forme numerique, avec compression par reconnaissance de formes, d'un document
EP0375805A1 (en) * 1988-12-30 1990-07-04 Yozan Inc. Vectorizing method

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5915381B2 (ja) * 1978-10-16 1984-04-09 日本電信電話株式会社 パタ−ン検査法
JPS607579A (ja) * 1983-06-24 1985-01-16 Sumitomo Electric Ind Ltd 画像処理方法と装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2552570A1 (fr) * 1983-09-28 1985-03-29 Sacsi Procede pour la lecture sous forme numerique, avec compression par reconnaissance de formes, d'un document
EP0375805A1 (en) * 1988-12-30 1990-07-04 Yozan Inc. Vectorizing method

Also Published As

Publication number Publication date
DE2754230A1 (de) 1978-06-22
CA1089991A (en) 1980-11-18
JPS5386532A (en) 1978-07-31
IT1114673B (it) 1986-01-27
JPS5646176B2 (enExample) 1981-10-31
GB1517869A (en) 1978-07-12
FR2374698B1 (enExample) 1980-08-22
AU3161477A (en) 1979-06-21
AU508981B2 (en) 1980-04-17

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Legal Events

Date Code Title Description
ST Notification of lapse