JPS5138204B2 - - Google Patents

Info

Publication number
JPS5138204B2
JPS5138204B2 JP48077153A JP7715373A JPS5138204B2 JP S5138204 B2 JPS5138204 B2 JP S5138204B2 JP 48077153 A JP48077153 A JP 48077153A JP 7715373 A JP7715373 A JP 7715373A JP S5138204 B2 JPS5138204 B2 JP S5138204B2
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.)
Expired
Application number
JP48077153A
Other languages
Japanese (ja)
Other versions
JPS4947014A (de
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 JPS4947014A publication Critical patent/JPS4947014A/ja
Publication of JPS5138204B2 publication Critical patent/JPS5138204B2/ja
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)
JP48077153A 1972-08-16 1973-07-10 Expired JPS5138204B2 (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
JPS4947014A JPS4947014A (de) 1974-05-07
JPS5138204B2 true JPS5138204B2 (de) 1976-10-20

Family

ID=23075925

Family Applications (1)

Application Number Title Priority Date Filing Date
JP48077153A Expired JPS5138204B2 (de) 1972-08-16 1973-07-10

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)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4054951A (en) * 1976-06-30 1977-10-18 International Business Machines Corporation Data expansion apparatus
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.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE848660C (de) * 1949-05-03 1953-11-19 Rudolf Dr-Ing Hell Verfahren zur elektrischen UEbertragung von Bildern, Zeichnungen und Schriftsaetzen
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
US3632865A (en) * 1969-12-23 1972-01-04 Bell Telephone Labor Inc Predictive video encoding using measured subject velocity

Also Published As

Publication number Publication date
DE2336180C3 (de) 1978-06-01
CA1005916A (en) 1977-02-22
FR2196564A1 (de) 1974-03-15
GB1386905A (en) 1975-03-12
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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