FR2196564A1 - - Google Patents

Info

Publication number
FR2196564A1
FR2196564A1 FR7326411A FR7326411A FR2196564A1 FR 2196564 A1 FR2196564 A1 FR 2196564A1 FR 7326411 A FR7326411 A FR 7326411A FR 7326411 A FR7326411 A FR 7326411A FR 2196564 A1 FR2196564 A1 FR 2196564A1
Authority
FR
France
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
FR7326411A
Other languages
French (fr)
Other versions
FR2196564B1 (de
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 FR2196564A1 publication Critical patent/FR2196564A1/fr
Application granted granted Critical
Publication of FR2196564B1 publication Critical patent/FR2196564B1/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G06V30/166—Normalisation of pattern dimensions
    • 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
    • G06V30/19—Recognition using electronic means
    • G06V30/196—Recognition using electronic means using sequential comparisons of the image signals with a plurality of references
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/41—Bandwidth or redundancy reduction
    • H04N1/411—Bandwidth or redundancy reduction for the transmission or storage or reproduction of two-tone pictures, e.g. black and white pictures
    • H04N1/4115—Bandwidth or redundancy reduction for the transmission or storage or reproduction of two-tone pictures, e.g. black and white pictures involving the recognition of specific patterns, e.g. by symbol matching

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Image Processing (AREA)
FR7326411A 1972-08-16 1973-07-12 Expired FR2196564B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US28109272A 1972-08-16 1972-08-16

Publications (2)

Publication Number Publication Date
FR2196564A1 true FR2196564A1 (de) 1974-03-15
FR2196564B1 FR2196564B1 (de) 1978-04-21

Family

ID=23075925

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7326411A Expired FR2196564B1 (de) 1972-08-16 1973-07-12

Country Status (6)

Country Link
JP (1) JPS5138204B2 (de)
CA (1) CA1005916A (de)
DE (1) DE2336180C3 (de)
FR (1) FR2196564B1 (de)
GB (1) GB1386905A (de)
IT (1) IT1003094B (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2356999A1 (fr) * 1976-06-30 1978-01-27 Ibm Appareil de developpement de donnees

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5350626A (en) * 1976-10-20 1978-05-09 Japanese National Railways<Jnr> Data transfer system
US4087788A (en) * 1977-01-14 1978-05-02 Ncr Canada Ltd - Ncr Canada Ltee Data compression system
US4091424A (en) * 1977-02-18 1978-05-23 Compression Labs, Inc. Facsimile compression system
US4317136A (en) * 1979-09-12 1982-02-23 Pitney Bowes Inc. Facsimile system
DE3118676A1 (de) * 1981-05-12 1982-12-02 Heinz Karl Eckhart Dr Jur Verfahren zur kompression redundanter folgen serieller datenelemente
US4494150A (en) * 1982-07-13 1985-01-15 International Business Machines Corporation Word autocorrelation redundancy match facsimile compression for text processing systems
US5331431A (en) * 1992-08-31 1994-07-19 Motorola, Inc. Method and apparatus for transmitting and receiving encoded data
NL1005930C2 (nl) * 1997-04-29 1998-11-02 J V R Services Nieuwegein B V Registratie-, transmissie- en weergeefsysteem voor video-informatie.

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH286694A (de) * 1949-05-03 1952-10-31 Hell Rudolf Ing Dr Verfahren zur elektrischen Bildübertragung.
US3142040A (en) * 1961-01-31 1964-07-21 Zeheb David Information reading and transmitting system
US3215773A (en) * 1962-05-14 1965-11-02 Philco Corp Reduced bandwidth data transmission system
FR2072025A1 (de) * 1969-12-23 1971-09-24 Western Electric Co

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH286694A (de) * 1949-05-03 1952-10-31 Hell Rudolf Ing Dr Verfahren zur elektrischen Bildübertragung.
US3142040A (en) * 1961-01-31 1964-07-21 Zeheb David Information reading and transmitting system
US3215773A (en) * 1962-05-14 1965-11-02 Philco Corp Reduced bandwidth data transmission system
FR2072025A1 (de) * 1969-12-23 1971-09-24 Western Electric Co

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2356999A1 (fr) * 1976-06-30 1978-01-27 Ibm Appareil de developpement de donnees

Also Published As

Publication number Publication date
DE2336180C3 (de) 1978-06-01
CA1005916A (en) 1977-02-22
GB1386905A (en) 1975-03-12
JPS5138204B2 (de) 1976-10-20
IT1003094B (it) 1976-06-10
DE2336180A1 (de) 1974-03-07
FR2196564B1 (de) 1978-04-21
JPS4947014A (de) 1974-05-07
DE2336180B2 (de) 1977-10-13

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Legal Events

Date Code Title Description
ST Notification of lapse