GB2260238B - Data encoder - Google Patents

Data encoder

Info

Publication number
GB2260238B
GB2260238B GB9218895A GB9218895A GB2260238B GB 2260238 B GB2260238 B GB 2260238B GB 9218895 A GB9218895 A GB 9218895A GB 9218895 A GB9218895 A GB 9218895A GB 2260238 B GB2260238 B GB 2260238B
Authority
GB
United Kingdom
Prior art keywords
data encoder
encoder
data
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 - Fee Related
Application number
GB9218895A
Other versions
GB9218895D0 (en
GB2260238A (en
Inventor
Jonathan James Stone
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.)
Sony Broadcast and Communications Ltd
Sony Europe BV United Kingdom Branch
Original Assignee
Sony Broadcast and Communications Ltd
Sony United Kingdom 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
Priority claimed from GB9121124A external-priority patent/GB2260236A/en
Application filed by Sony Broadcast and Communications Ltd, Sony United Kingdom Ltd filed Critical Sony Broadcast and Communications Ltd
Priority to GB9218895A priority Critical patent/GB2260238B/en
Publication of GB9218895D0 publication Critical patent/GB9218895D0/en
Publication of GB2260238A publication Critical patent/GB2260238A/en
Application granted granted Critical
Publication of GB2260238B publication Critical patent/GB2260238B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H03M7/46—Conversion to or from run-length codes, i.e. by representing the number of consecutive digits, or groups of digits, of the same kind by a code word and a digit indicative of that kind
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
GB9218895A 1991-10-04 1992-09-07 Data encoder Expired - Fee Related GB2260238B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9218895A GB2260238B (en) 1991-10-04 1992-09-07 Data encoder

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9121124A GB2260236A (en) 1991-10-04 1991-10-04 Data encoder
GB9218895A GB2260238B (en) 1991-10-04 1992-09-07 Data encoder

Publications (3)

Publication Number Publication Date
GB9218895D0 GB9218895D0 (en) 1992-10-21
GB2260238A GB2260238A (en) 1993-04-07
GB2260238B true GB2260238B (en) 1995-03-22

Family

ID=26299641

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9218895A Expired - Fee Related GB2260238B (en) 1991-10-04 1992-09-07 Data encoder

Country Status (1)

Country Link
GB (1) GB2260238B (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0070387A2 (en) * 1981-07-16 1983-01-26 International Business Machines Corporation Method and apparatus for generating a noiseless sliding block code for a (1,7) channel with rate 2/3

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0070387A2 (en) * 1981-07-16 1983-01-26 International Business Machines Corporation Method and apparatus for generating a noiseless sliding block code for a (1,7) channel with rate 2/3

Also Published As

Publication number Publication date
GB9218895D0 (en) 1992-10-21
GB2260238A (en) 1993-04-07

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20100907