JPS6358425B2 - - Google Patents

Info

Publication number
JPS6358425B2
JPS6358425B2 JP55018731A JP1873180A JPS6358425B2 JP S6358425 B2 JPS6358425 B2 JP S6358425B2 JP 55018731 A JP55018731 A JP 55018731A JP 1873180 A JP1873180 A JP 1873180A JP S6358425 B2 JPS6358425 B2 JP S6358425B2
Authority
JP
Japan
Prior art keywords
pixel
area
image information
level
scanning line
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
JP55018731A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56115078A (en
Inventor
Koichi Ejiri
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.)
Ricoh Co Ltd
Original Assignee
Ricoh Co 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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to JP1873180A priority Critical patent/JPS56115078A/ja
Publication of JPS56115078A publication Critical patent/JPS56115078A/ja
Publication of JPS6358425B2 publication Critical patent/JPS6358425B2/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
JP1873180A 1980-02-18 1980-02-18 Coding method of picture information Granted JPS56115078A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1873180A JPS56115078A (en) 1980-02-18 1980-02-18 Coding method of picture information

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1873180A JPS56115078A (en) 1980-02-18 1980-02-18 Coding method of picture information

Publications (2)

Publication Number Publication Date
JPS56115078A JPS56115078A (en) 1981-09-10
JPS6358425B2 true JPS6358425B2 (de) 1988-11-15

Family

ID=11979808

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1873180A Granted JPS56115078A (en) 1980-02-18 1980-02-18 Coding method of picture information

Country Status (1)

Country Link
JP (1) JPS56115078A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS625779A (ja) * 1985-03-04 1987-01-12 Kokusai Denshin Denwa Co Ltd <Kdd> 階調フアクシミリ画像信号の符号化方式

Also Published As

Publication number Publication date
JPS56115078A (en) 1981-09-10

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