GB1442016A - Data encoding method and system - Google Patents

Data encoding method and system

Info

Publication number
GB1442016A
GB1442016A GB3047174A GB3047174A GB1442016A GB 1442016 A GB1442016 A GB 1442016A GB 3047174 A GB3047174 A GB 3047174A GB 3047174 A GB3047174 A GB 3047174A GB 1442016 A GB1442016 A GB 1442016A
Authority
GB
United Kingdom
Prior art keywords
encoding method
data encoding
data
encoding
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
GB3047174A
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of GB1442016A publication Critical patent/GB1442016A/en
Expired 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
    • H04N1/415—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information in which the picture-elements are subdivided or grouped into fixed one-dimensional or two-dimensional blocks

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Image Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
GB3047174A 1973-07-16 1974-07-10 Data encoding method and system Expired GB1442016A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US37952373A 1973-07-16 1973-07-16

Publications (1)

Publication Number Publication Date
GB1442016A true GB1442016A (en) 1976-07-07

Family

ID=23497605

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3047174A Expired GB1442016A (en) 1973-07-16 1974-07-10 Data encoding method and system

Country Status (4)

Country Link
JP (1) JPS5040015A (en)
DE (1) DE2423817A1 (en)
FR (1) FR2246140B1 (en)
GB (1) GB1442016A (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4054951A (en) * 1976-06-30 1977-10-18 International Business Machines Corporation Data expansion apparatus
US4091424A (en) * 1977-02-18 1978-05-23 Compression Labs, Inc. Facsimile compression system
JPS5821979B2 (en) * 1977-05-02 1983-05-06 日本電信電話株式会社 Image signal halftone processing method
JPS5929020B2 (en) * 1977-06-08 1984-07-17 松下電器産業株式会社 2D block encoding method
JPS5533349A (en) * 1978-08-30 1980-03-08 Ricoh Co Ltd Intermediate gradation processing system by binary value
DE2931098C2 (en) * 1979-07-31 1983-01-05 Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel Process for the production of printing plates
JPS5666971A (en) * 1979-11-05 1981-06-05 Dainippon Screen Mfg Co Ltd Picture data compressing method
JPS5666970A (en) * 1979-11-06 1981-06-05 Toshiba Corp Binary device of variable density type picture
JPS57181270A (en) * 1982-04-16 1982-11-08 Hitachi Ltd Encoding system for binary picture signal
JPS59178077A (en) * 1983-03-28 1984-10-09 Dainippon Screen Mfg Co Ltd Method for compressing data of binary picture
JPS62100077A (en) * 1985-10-28 1987-05-09 Nippon Telegr & Teleph Corp <Ntt> Coding method and device
JPS6379185A (en) * 1986-09-22 1988-04-09 Meidensha Electric Mfg Co Ltd Preparing device for crt display data
GB8627787D0 (en) * 1986-11-20 1986-12-17 British Telecomm Pattern processing
US5048112A (en) * 1990-04-25 1991-09-10 Hughes Aircraft Company Data decompression system and method
US5109438A (en) * 1990-04-25 1992-04-28 Hughes Aircraft Company Data compression system and method
JP4424845B2 (en) 1999-12-20 2010-03-03 本田 正 Image data compression method and decompression method
DE10328179A1 (en) * 2003-06-16 2005-01-20 Alcoa Deutschland Gmbh Closing system and method for closing containers

Also Published As

Publication number Publication date
FR2246140B1 (en) 1980-11-28
FR2246140A1 (en) 1975-04-25
JPS5040015A (en) 1975-04-12
DE2423817A1 (en) 1975-02-06

Similar Documents

Publication Publication Date Title
CA1021451A (en) Downhole signaling system
CA997078A (en) System and method for reading remotely located meters
ZA73762B (en) Apparatus and method of coding information
ZA742740B (en) Continuous coring system and apparatus
AU6500774A (en) Security system
CA949685A (en) Data communications method and system
JPS5697147A (en) Data processing system
IL42706A0 (en) Method and keyboard system for digital encoding
GB1442016A (en) Data encoding method and system
MY8100334A (en) Well completion method and system
GB1439568A (en) Data switching apparatus and method
GB1550121A (en) Speed-tolerant digital data decoding system
ZA741827B (en) Data transmission system
IL44251A0 (en) Structure,system and method for producing images
CA958809A (en) Coded data sensing system
JPS57114951A (en) Interruption method of data processing system
US4048656A (en) Facsimili data compression method
CA969677A (en) Well logging system and method
CA938727A (en) Method and means for encoding and decoding digital data
HU175240B (en) Data processing apparatus
ZA742652B (en) Data processing systems
IL41386A (en) Apparatus and method of coding information
CA970470A (en) Method and apparatus for decoding digital information
CA1019071A (en) Method and apparatus for coding and decoding digital information
ZA745612B (en) Data transmission system

Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee