JPS4947014A - - Google Patents

Info

Publication number
JPS4947014A
JPS4947014A JP48077153A JP7715373A JPS4947014A JP S4947014 A JPS4947014 A JP S4947014A JP 48077153 A JP48077153 A JP 48077153A JP 7715373 A JP7715373 A JP 7715373A JP S4947014 A JPS4947014 A JP S4947014A
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.)
Granted
Application number
JP48077153A
Other languages
Japanese (ja)
Other versions
JPS5138204B2 (enrdf_load_stackoverflow
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 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
    • G06V30/16—Image preprocessing
    • G06V30/166—Normalisation of pattern dimensions
    • 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
    • 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 (enrdf_load_stackoverflow)

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 true JPS4947014A (enrdf_load_stackoverflow) 1974-05-07
JPS5138204B2 JPS5138204B2 (enrdf_load_stackoverflow) 1976-10-20

Family

ID=23075925

Family Applications (1)

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

Country Status (6)

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

Cited By (1)

* 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

Families Citing this family (8)

* 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
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

Cited By (1)

* 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

Also Published As

Publication number Publication date
GB1386905A (en) 1975-03-12
IT1003094B (it) 1976-06-10
DE2336180A1 (de) 1974-03-07
JPS5138204B2 (enrdf_load_stackoverflow) 1976-10-20
FR2196564A1 (enrdf_load_stackoverflow) 1974-03-15
CA1005916A (en) 1977-02-22
DE2336180B2 (de) 1977-10-13
DE2336180C3 (de) 1978-06-01
FR2196564B1 (enrdf_load_stackoverflow) 1978-04-21

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