JPS646589B2 - - Google Patents

Info

Publication number
JPS646589B2
JPS646589B2 JP54150294A JP15029479A JPS646589B2 JP S646589 B2 JPS646589 B2 JP S646589B2 JP 54150294 A JP54150294 A JP 54150294A JP 15029479 A JP15029479 A JP 15029479A JP S646589 B2 JPS646589 B2 JP S646589B2
Authority
JP
Japan
Prior art keywords
change point
scanning line
change
point
data
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.)
Expired
Application number
JP54150294A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5673974A (en
Inventor
Masao Konishi
Toshikatsu Kimura
Fumiaki Hirano
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP15029479A priority Critical patent/JPS5673974A/ja
Publication of JPS5673974A publication Critical patent/JPS5673974A/ja
Publication of JPS646589B2 publication Critical patent/JPS646589B2/ja
Granted 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Image Processing (AREA)
JP15029479A 1979-11-20 1979-11-20 Compression system of picture data Granted JPS5673974A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15029479A JPS5673974A (en) 1979-11-20 1979-11-20 Compression system of picture data

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15029479A JPS5673974A (en) 1979-11-20 1979-11-20 Compression system of picture data

Publications (2)

Publication Number Publication Date
JPS5673974A JPS5673974A (en) 1981-06-19
JPS646589B2 true JPS646589B2 (forum.php) 1989-02-03

Family

ID=15493842

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15029479A Granted JPS5673974A (en) 1979-11-20 1979-11-20 Compression system of picture data

Country Status (1)

Country Link
JP (1) JPS5673974A (forum.php)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6051072A (ja) * 1983-08-30 1985-03-22 Canon Inc 画像処理方法
JPS6097770A (ja) * 1983-11-02 1985-05-31 Canon Inc 画像処理装置
JPS61252765A (ja) * 1985-05-01 1986-11-10 Nec Corp フアクシミリ符号化回路
JPS62259183A (ja) * 1986-05-06 1987-11-11 Canon Inc 画像処理装置
JPS6359464U (forum.php) * 1986-10-08 1988-04-20
JPH02106761U (forum.php) * 1989-02-09 1990-08-24

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5245912B2 (forum.php) * 1973-06-13 1977-11-19
JPS5412515A (en) * 1977-06-29 1979-01-30 Ricoh Co Ltd Data compression system

Also Published As

Publication number Publication date
JPS5673974A (en) 1981-06-19

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