JPH0149072B2 - - Google Patents

Info

Publication number
JPH0149072B2
JPH0149072B2 JP57168509A JP16850982A JPH0149072B2 JP H0149072 B2 JPH0149072 B2 JP H0149072B2 JP 57168509 A JP57168509 A JP 57168509A JP 16850982 A JP16850982 A JP 16850982A JP H0149072 B2 JPH0149072 B2 JP H0149072B2
Authority
JP
Japan
Prior art keywords
circuit
image signal
change
memory
change point
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
JP57168509A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5958971A (ja
Inventor
Kozo Nakamura
Yasuyuki Kojima
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP16850982A priority Critical patent/JPS5958971A/ja
Publication of JPS5958971A publication Critical patent/JPS5958971A/ja
Publication of JPH0149072B2 publication Critical patent/JPH0149072B2/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)
JP16850982A 1982-09-29 1982-09-29 符号化回路 Granted JPS5958971A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16850982A JPS5958971A (ja) 1982-09-29 1982-09-29 符号化回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16850982A JPS5958971A (ja) 1982-09-29 1982-09-29 符号化回路

Publications (2)

Publication Number Publication Date
JPS5958971A JPS5958971A (ja) 1984-04-04
JPH0149072B2 true JPH0149072B2 (en]) 1989-10-23

Family

ID=15869364

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16850982A Granted JPS5958971A (ja) 1982-09-29 1982-09-29 符号化回路

Country Status (1)

Country Link
JP (1) JPS5958971A (en])

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4542413A (en) * 1983-08-19 1985-09-17 Advanced Micro Devices, Inc. Facsimile device for run length coding
JPS61181274A (ja) * 1985-02-07 1986-08-13 Hitachi Ltd 変化点検出回路
JP2877236B2 (ja) * 1991-01-31 1999-03-31 松下電送 株式会社 符号化装置
JP3904370B2 (ja) 2000-04-12 2007-04-11 富士通株式会社 データ圧縮処理方法及びその装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58215868A (ja) * 1982-06-09 1983-12-15 Nippon Telegr & Teleph Corp <Ntt> フアクシミリ２次元冗長度抑圧符号・復号器用ラインメモリ回路

Also Published As

Publication number Publication date
JPS5958971A (ja) 1984-04-04

Similar Documents

Publication Publication Date Title
US5287193A (en) Parallel processing architecture of run-length codes
US4647908A (en) Codeword decoding
JPH04199981A (ja) 即時処理型１次元符号器
US4955061A (en) Method and apparatus for processing an image signal
US5345316A (en) Image data encoding/decoding apparatus for concurrent processing of multiple image data streams
US5305111A (en) Run length encoding method and system
JPH0149072B2 (en])
US4121258A (en) Method for coding facsimile signal
JPS6338152B2 (en])
JPS6362151B2 (en])
JPS646589B2 (en])
JPH04270569A (ja) 画像処理装置におけるデータ圧縮方式
JPS6339187B2 (en])
JPS6341276B2 (en])
JP2795023B2 (ja) 符号化装置
JPH0427754B2 (en])
JP3142911B2 (ja) 符号化復号化装置の処理方法
JP2556160B2 (ja) 圧縮符号伸長装置
JPS61284178A (ja) １次元符号復号化回路
JPS63240173A (ja) 画像信号復号化装置
JPS6141466B2 (en])
JPS6077576A (ja) 変化点検出回路
JPS59156073A (ja) デ−タ復号装置
JPS61176286A (ja) 画像通信装置
JPS585551B2 (ja) ガゾウシンゴウフゴウカデンソウホウシキ