JPS647539B2 - - Google Patents

Info

Publication number
JPS647539B2
JPS647539B2 JP12293079A JP12293079A JPS647539B2 JP S647539 B2 JPS647539 B2 JP S647539B2 JP 12293079 A JP12293079 A JP 12293079A JP 12293079 A JP12293079 A JP 12293079A JP S647539 B2 JPS647539 B2 JP S647539B2
Authority
JP
Japan
Prior art keywords
encoding
pixel
line
changed
encoded
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
JP12293079A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5646363A (en
Inventor
Kyoshi Kobayashi
Koichi Ooya
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.)
Toshiba Corp
Original Assignee
Tokyo Shibaura Electric 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 Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Priority to JP12293079A priority Critical patent/JPS5646363A/ja
Publication of JPS5646363A publication Critical patent/JPS5646363A/ja
Publication of JPS647539B2 publication Critical patent/JPS647539B2/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
    • H04N1/417—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information using predictive or differential encoding
    • H04N1/4175—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information using predictive or differential encoding involving the encoding of tone transitions with respect to tone transitions in a reference line

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
JP12293079A 1979-09-25 1979-09-25 Coding circuit for video signal Granted JPS5646363A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12293079A JPS5646363A (en) 1979-09-25 1979-09-25 Coding circuit for video signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12293079A JPS5646363A (en) 1979-09-25 1979-09-25 Coding circuit for video signal

Publications (2)

Publication Number Publication Date
JPS5646363A JPS5646363A (en) 1981-04-27
JPS647539B2 true JPS647539B2 (enExample) 1989-02-09

Family

ID=14848122

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12293079A Granted JPS5646363A (en) 1979-09-25 1979-09-25 Coding circuit for video signal

Country Status (1)

Country Link
JP (1) JPS5646363A (enExample)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS587109B2 (ja) * 1974-09-09 1983-02-08 ケイディディ株式会社 フアクシミリシンゴウ ノ ジヨウホウヘンカガソアドレスフゴウカホウシキ

Also Published As

Publication number Publication date
JPS5646363A (en) 1981-04-27

Similar Documents

Publication Publication Date Title
US4131915A (en) Facsimile signal transmission system
US4134133A (en) Method for interline-coding facsimile signal
GB2030425A (en) Transmission method and system for facsimile signal
US4258392A (en) Coding method for facsimile signal
JPS6322114B2 (enExample)
JPH0134500B2 (enExample)
US4090222A (en) Facsimile signal reception system
GB1570501A (en) Elements in facsimile signal system for coding addresses of information change picture
EP0034187B1 (en) Compressed data restoring system
JPS647539B2 (enExample)
US4313138A (en) Image information reading system of facsimile apparatus
JPS586343B2 (ja) カヘンソウサセンミツドセイギヨホウシキ
JPS6329472B2 (enExample)
US4651193A (en) Method and apparatus for bridging closely spaced moving zones in a television image and for differentially coding the bridging zones and the moving zones
JPS6339187B2 (enExample)
JP2921685B2 (ja) 画データ補正装置
JPS6316069B2 (enExample)
JPS6341270B2 (enExample)
JP2507948B2 (ja) 画像領域識別装置
JPS6342469B2 (enExample)
JP2856179B2 (ja) 誤り修整装置及び誤り修整方法
JPH0314380B2 (enExample)
JPS60169276A (ja) デ−タ圧縮方式
JPS63189047A (ja) ２値画信号処理装置
JPS6113257B2 (enExample)