JPS5657363A - Facsimile device - Google Patents

Facsimile device

Info

Publication number
JPS5657363A
JPS5657363A JP13341279A JP13341279A JPS5657363A JP S5657363 A JPS5657363 A JP S5657363A JP 13341279 A JP13341279 A JP 13341279A JP 13341279 A JP13341279 A JP 13341279A JP S5657363 A JPS5657363 A JP S5657363A
Authority
JP
Japan
Prior art keywords
picture information
original
scanning
compression
memory
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.)
Pending
Application number
JP13341279A
Other languages
English (en)
Inventor
Yoshio Maniwa
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 JP13341279A priority Critical patent/JPS5657363A/ja
Publication of JPS5657363A publication Critical patent/JPS5657363A/ja
Pending 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)
  • Image Processing (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Storing Facsimile Image Data (AREA)
JP13341279A 1979-10-16 1979-10-16 Facsimile device Pending JPS5657363A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13341279A JPS5657363A (en) 1979-10-16 1979-10-16 Facsimile device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13341279A JPS5657363A (en) 1979-10-16 1979-10-16 Facsimile device

Publications (1)

Publication Number Publication Date
JPS5657363A true JPS5657363A (en) 1981-05-19

Family

ID=15104155

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13341279A Pending JPS5657363A (en) 1979-10-16 1979-10-16 Facsimile device

Country Status (1)

Country Link
JP (1) JPS5657363A (ja)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5817773A (ja) * 1981-07-24 1983-02-02 Toshiba Corp 情報伝送方式
JPS6265172A (ja) * 1985-09-17 1987-03-24 Nippon Telegr & Teleph Corp <Ntt> デ−タ符号・復号化制御方式
JPS62180665A (ja) * 1986-02-05 1987-08-07 Hitachi Ltd 画像処理装置
JPS63146567A (ja) * 1986-12-09 1988-06-18 Ricoh Co Ltd デジタル複写機
US5359429A (en) * 1990-05-22 1994-10-25 Fujitsu Limited Facsimile machine having line density switching function

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5817773A (ja) * 1981-07-24 1983-02-02 Toshiba Corp 情報伝送方式
JPS6265172A (ja) * 1985-09-17 1987-03-24 Nippon Telegr & Teleph Corp <Ntt> デ−タ符号・復号化制御方式
JPS62180665A (ja) * 1986-02-05 1987-08-07 Hitachi Ltd 画像処理装置
JPS63146567A (ja) * 1986-12-09 1988-06-18 Ricoh Co Ltd デジタル複写機
US5359429A (en) * 1990-05-22 1994-10-25 Fujitsu Limited Facsimile machine having line density switching function

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