GB9720881D0 - A coding system - Google Patents

A coding system

Info

Publication number
GB9720881D0
GB9720881D0 GBGB9720881.3A GB9720881A GB9720881D0 GB 9720881 D0 GB9720881 D0 GB 9720881D0 GB 9720881 A GB9720881 A GB 9720881A GB 9720881 D0 GB9720881 D0 GB 9720881D0
Authority
GB
United Kingdom
Prior art keywords
coding system
coding
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.)
Granted
Application number
GBGB9720881.3A
Other versions
GB2316569B (en
GB2316569A (en
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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
Priority claimed from JP14031194A external-priority patent/JP3027089B2/en
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to GB9802667A priority Critical patent/GB2319140B/en
Publication of GB9720881D0 publication Critical patent/GB9720881D0/en
Publication of GB2316569A publication Critical patent/GB2316569A/en
Application granted granted Critical
Publication of GB2316569B publication Critical patent/GB2316569B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N1/327—Initiating, continuing or ending a single-mode communication; Handshaking therefor
    • H04N1/32702—Initiating, continuing or ending a single-mode communication; Handshaking therefor using digital control signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
    • 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
    • H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N1/333—Mode signalling or mode changing; Handshaking therefor
    • H04N1/33307—Mode signalling or mode changing; Handshaking therefor prior to start of transmission, input or output of the picture signal only
    • 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
    • H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N1/333—Mode signalling or mode changing; Handshaking therefor
    • H04N1/33307—Mode signalling or mode changing; Handshaking therefor prior to start of transmission, input or output of the picture signal only
    • H04N1/33315—Mode signalling or mode changing; Handshaking therefor prior to start of transmission, input or output of the picture signal only reading or reproducing mode only, e.g. sheet size, resolution
    • 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
GB9720881A 1993-08-06 1994-07-27 A coding system Expired - Lifetime GB2316569B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9802667A GB2319140B (en) 1993-08-06 1994-07-27 A coding system

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP19640693 1993-08-06
JP14031194A JP3027089B2 (en) 1993-08-06 1994-06-22 Encoding method, decoding method and encoding / decoding method
GB9415100A GB2280816B (en) 1993-08-06 1994-07-27 A coding system

Publications (3)

Publication Number Publication Date
GB9720881D0 true GB9720881D0 (en) 1997-12-03
GB2316569A GB2316569A (en) 1998-02-25
GB2316569B GB2316569B (en) 1998-06-03

Family

ID=27267303

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9720881A Expired - Lifetime GB2316569B (en) 1993-08-06 1994-07-27 A coding system

Country Status (1)

Country Link
GB (1) GB2316569B (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4247908A (en) * 1978-12-08 1981-01-27 Motorola, Inc. Re-linked portable data terminal controller system
GB2165119B (en) * 1983-08-10 1988-05-18 Murata Machinery Ltd Facsimile receiver
US4719514A (en) * 1985-03-01 1988-01-12 Canon Kabushiki Kaisha Method and apparatus for image transmission
US4800441A (en) * 1986-02-28 1989-01-24 Kabushiki Kaisha Toshiba Binary data compression and expansion processing apparatus
JPH02218265A (en) * 1989-02-20 1990-08-30 Ricoh Co Ltd Facsimile equipment
GB9006660D0 (en) * 1990-03-24 1990-05-23 Wordcraft International Limite Improvements in or relating to facsimile transmission
JP2842478B2 (en) * 1990-04-11 1999-01-06 三菱電機株式会社 Encoding method

Also Published As

Publication number Publication date
GB2316569B (en) 1998-06-03
GB2316569A (en) 1998-02-25

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)

Effective date: 20070417

PE20 Patent expired after termination of 20 years

Expiry date: 20140726