JPS5424604B2 - - Google Patents

Info

Publication number
JPS5424604B2
JPS5424604B2 JP1890073A JP1890073A JPS5424604B2 JP S5424604 B2 JPS5424604 B2 JP S5424604B2 JP 1890073 A JP1890073 A JP 1890073A JP 1890073 A JP1890073 A JP 1890073A JP S5424604 B2 JPS5424604 B2 JP S5424604B2
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
JP1890073A
Other languages
Japanese (ja)
Other versions
JPS4985913A (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 JPS4985913A publication Critical patent/JPS4985913A/ja
Publication of JPS5424604B2 publication Critical patent/JPS5424604B2/ja
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H04N1/413—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information
    • H04N1/415—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information in which the picture-elements are subdivided or grouped into fixed one-dimensional or two-dimensional blocks

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
JP1890073A 1972-02-17 1973-02-17 Expired JPS5424604B2 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US22714972A 1972-02-17 1972-02-17

Publications (2)

Publication Number Publication Date
JPS4985913A JPS4985913A (enrdf_load_stackoverflow) 1974-08-17
JPS5424604B2 true JPS5424604B2 (enrdf_load_stackoverflow) 1979-08-22

Family

ID=22851959

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1890073A Expired JPS5424604B2 (enrdf_load_stackoverflow) 1972-02-17 1973-02-17

Country Status (6)

Country Link
JP (1) JPS5424604B2 (enrdf_load_stackoverflow)
CA (1) CA1002175A (enrdf_load_stackoverflow)
DE (1) DE2307511C2 (enrdf_load_stackoverflow)
FR (1) FR2172400B1 (enrdf_load_stackoverflow)
GB (2) GB1409364A (enrdf_load_stackoverflow)
IT (1) IT979204B (enrdf_load_stackoverflow)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2257183B1 (fr) * 1974-01-04 1976-11-26 Cit Alcatel Systeme de transmission fac-simile d'une image
JPS51132015A (en) * 1974-12-23 1976-11-16 Fujitsu Ltd Picture signal encoding transmission system
JPS5290216A (en) * 1976-01-24 1977-07-29 Mita Industrial Co Ltd Picture signal band compressing method
JPS5295113A (en) * 1976-02-05 1977-08-10 Fujitsu Ltd Band compression transmission system
JPS5826713B2 (ja) * 1976-06-28 1983-06-04 日本電信電話株式会社 ２値信号の逐次境界差分符号化伝送方式
JPS5666971A (en) * 1979-11-05 1981-06-05 Dainippon Screen Mfg Co Ltd Picture data compressing method
DE3326224C2 (de) * 1983-07-21 1987-04-16 Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt Schaltungsanordnung zum Ansteuern einer Anzeigeeinrichtung
JPS60251775A (ja) * 1984-05-28 1985-12-12 Ricoh Co Ltd デ−タ転送方式
JPH0671312B2 (ja) * 1989-05-29 1994-09-07 キヤノン株式会社 ファクシミリ装置
DE4028927A1 (de) * 1990-08-07 1992-02-13 Dirr Josef Verfahren fuer die codierung und uebertragung von information, insbesondere von vorlagen und bildern und fuer das fernsehen

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3502806A (en) * 1966-08-01 1970-03-24 Xerox Corp Modified run length data reduction system
FR1546604A (fr) * 1966-08-15 1968-11-22 Xeros Corp Installation de communication phototélégraphique
US4135214A (en) * 1969-07-02 1979-01-16 Dacom, Inc. Method and apparatus for compressing facsimile transmission data
JPS5123408B1 (enrdf_load_stackoverflow) * 1971-07-10 1976-07-16

Also Published As

Publication number Publication date
GB1409365A (en) 1975-10-08
JPS4985913A (enrdf_load_stackoverflow) 1974-08-17
CA1002175A (en) 1976-12-21
IT979204B (it) 1974-09-30
DE2307511C2 (de) 1983-05-11
GB1409364A (en) 1975-10-08
FR2172400A1 (enrdf_load_stackoverflow) 1973-09-28
DE2307511A1 (de) 1973-09-06
AU5227973A (en) 1974-08-22
FR2172400B1 (enrdf_load_stackoverflow) 1978-06-23

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