ATE232672T1 - Adaptive entropie-kodierung im rahmen adaptiver quantisierung für videosignalkodiersysteme und - verfahren - Google Patents

Adaptive entropie-kodierung im rahmen adaptiver quantisierung für videosignalkodiersysteme und - verfahren

Info

Publication number
ATE232672T1
ATE232672T1 AT98960467T AT98960467T ATE232672T1 AT E232672 T1 ATE232672 T1 AT E232672T1 AT 98960467 T AT98960467 T AT 98960467T AT 98960467 T AT98960467 T AT 98960467T AT E232672 T1 ATE232672 T1 AT E232672T1
Authority
AT
Austria
Prior art keywords
quantizer
entropy coding
adaptive
video signal
methods
Prior art date
Application number
AT98960467T
Other languages
English (en)
Inventor
Anurag Bist
Original Assignee
Conexant Systems Inc
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 US08/980,654 external-priority patent/US6111914A/en
Application filed by Conexant Systems Inc filed Critical Conexant Systems Inc
Application granted granted Critical
Publication of ATE232672T1 publication Critical patent/ATE232672T1/de

Links

Classifications

    • 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
    • H04N19/124—Quantisation
    • H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
    • 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
    • H04N19/10—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
    • H04N19/124—Quantisation
    • 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
    • H04N19/90—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)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
AT98960467T 1997-12-01 1998-11-25 Adaptive entropie-kodierung im rahmen adaptiver quantisierung für videosignalkodiersysteme und - verfahren ATE232672T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/980,654 US6111914A (en) 1997-12-01 1997-12-01 Adaptive entropy coding in adaptive quantization framework for video signal coding systems and processes
US09/198,742 US6118822A (en) 1997-12-01 1998-11-24 Adaptive entropy coding in adaptive quantization framework for video signal coding systems and processes
PCT/US1998/025155 WO1999029115A1 (en) 1997-12-01 1998-11-25 Adaptive entropy coding in adaptive quantization framework for video signal coding systems and processes

Publications (1)

Publication Number Publication Date
ATE232672T1 true ATE232672T1 (de) 2003-02-15

Family

ID=26894110

Family Applications (1)

Application Number Title Priority Date Filing Date
AT98960467T ATE232672T1 (de) 1997-12-01 1998-11-25 Adaptive entropie-kodierung im rahmen adaptiver quantisierung für videosignalkodiersysteme und - verfahren

Country Status (7)

Country Link
US (2) US6118822A (de)
EP (1) EP1033036B1 (de)
JP (1) JP2001525639A (de)
AT (1) ATE232672T1 (de)
AU (1) AU1605299A (de)
DE (1) DE69811394T2 (de)
WO (1) WO1999029115A1 (de)

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Also Published As

Publication number Publication date
JP2001525639A (ja) 2001-12-11
DE69811394D1 (de) 2003-03-20
EP1033036A1 (de) 2000-09-06
US6249546B1 (en) 2001-06-19
DE69811394T2 (de) 2003-11-20
WO1999029115A1 (en) 1999-06-10
AU1605299A (en) 1999-06-16
EP1033036B1 (de) 2003-02-12
US6118822A (en) 2000-09-12

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