DE69621124D1 - Dekoder für daten variabler länge - Google Patents

Dekoder für daten variabler länge

Info

Publication number
DE69621124D1
DE69621124D1 DE69621124T DE69621124T DE69621124D1 DE 69621124 D1 DE69621124 D1 DE 69621124D1 DE 69621124 T DE69621124 T DE 69621124T DE 69621124 T DE69621124 T DE 69621124T DE 69621124 D1 DE69621124 D1 DE 69621124D1
Authority
DE
Germany
Prior art keywords
decoder
data
variable length
variable
length
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
DE69621124T
Other languages
English (en)
Other versions
DE69621124T2 (de
Inventor
Michael Bakmutsky
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Application granted granted Critical
Publication of DE69621124D1 publication Critical patent/DE69621124D1/de
Publication of DE69621124T2 publication Critical patent/DE69621124T2/de
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
    • H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
    • H03M7/42—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code using table look-up for the coding or decoding process, e.g. using read-only memory
    • 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
    • H03M7/42—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code using table look-up for the coding or decoding process, e.g. using read-only memory
    • H03M7/425—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code using table look-up for the coding or decoding process, e.g. using read-only memory for the decoding process only
    • 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
    • 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
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive 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
    • H04N19/13—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
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • 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)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
DE69621124T 1995-12-28 1996-12-05 Dekoder für daten variabler länge Expired - Fee Related DE69621124T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/580,405 US5668548A (en) 1995-12-28 1995-12-28 High performance variable length decoder with enhanced throughput due to tagging of the input bit stream and parallel processing of contiguous code words
PCT/IB1996/001363 WO1997024810A1 (en) 1995-12-28 1996-12-05 Variable length decoder

Publications (2)

Publication Number Publication Date
DE69621124D1 true DE69621124D1 (de) 2002-06-13
DE69621124T2 DE69621124T2 (de) 2003-01-09

Family

ID=24320971

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69621124T Expired - Fee Related DE69621124T2 (de) 1995-12-28 1996-12-05 Dekoder für daten variabler länge

Country Status (6)

Country Link
US (1) US5668548A (de)
EP (1) EP0812495B1 (de)
JP (1) JPH11501486A (de)
KR (1) KR100462421B1 (de)
DE (1) DE69621124T2 (de)
WO (1) WO1997024810A1 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR0178201B1 (ko) * 1995-08-31 1999-05-01 배순훈 가변 길이 복호화 장치
US5835035A (en) * 1995-12-28 1998-11-10 Philips Electronics North America Corporation High performance variable length decoder with two-word bit stream segmentation and related method
US5808570A (en) * 1996-06-28 1998-09-15 Philips Electronics North America Corp. Device and method for pair-match Huffman transcoding and high-performance variable length decoder with two-word bit stream segmentation which utilizes the same
US5963260A (en) * 1997-03-18 1999-10-05 U.S. Philips Electronics North America Corporation Macroblock-level partitioned HDTV video decoder and related method
US5973627A (en) * 1997-08-28 1999-10-26 Philips Electronics North America Corporation Variable length decoder with adaptive acceleration optimized by sub-grouping and cross-grouping the symbols having the highest probability of occurrence
US6263023B1 (en) 1998-10-15 2001-07-17 International Business Machines Corporation High definition television decoder
JP2000132433A (ja) * 1998-10-23 2000-05-12 Matsushita Electric Ind Co Ltd 可変長の電子データを管理する方法及び装置
US7213129B1 (en) * 1999-08-30 2007-05-01 Intel Corporation Method and system for a two stage pipelined instruction decode and alignment using previous instruction length
WO2001019052A2 (en) * 1999-09-10 2001-03-15 General Instrument Corporation Method and apparatus for compressing scripting language content
US6771824B1 (en) * 1999-12-28 2004-08-03 Lucent Technologies Inc. Adaptive variable length decoding method
US6445314B1 (en) * 2000-03-01 2002-09-03 Cisco Technology Inc. System and method for the decoding of variable length codes
MXPA03000418A (es) 2000-07-13 2003-07-14 Belo Company Sistema y metodo para asociar informacion historica con datos sensoriales y distribucion de los mismos.
EP1978110B1 (de) * 2000-09-06 2010-05-26 Transnetyx, Inc. Computer-basiertes Verfahren und System zum Screenen von genomischer DNS
US6636166B2 (en) * 2001-05-31 2003-10-21 Koninklijke Philips Electronics N.V. Parallel communication based on balanced data-bit encoding
WO2006033060A1 (en) * 2004-09-20 2006-03-30 Koninklijke Philips Electronics N.V. Programmable data processor for a variable length encoder/decoder
JP4829720B2 (ja) * 2006-08-29 2011-12-07 ルネサスエレクトロニクス株式会社 可変長符号復号装置
US8699344B2 (en) 2010-12-15 2014-04-15 At&T Intellectual Property I, L.P. Method and apparatus for managing a degree of parallelism of streams
US8587458B2 (en) 2011-12-07 2013-11-19 International Business Machines Corporation Unpacking a variable number of data bits
US10090864B2 (en) * 2014-09-22 2018-10-02 Samsung Display Co., Ltd. System and method for decoding variable length codes
JP2021129143A (ja) 2020-02-10 2021-09-02 キオクシア株式会社 デコード装置
US11575389B2 (en) * 2020-12-08 2023-02-07 Nxp Usa, Inc. Multi-standard low-density parity check decoder

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5173695A (en) * 1990-06-29 1992-12-22 Bell Communications Research, Inc. High-speed flexible variable-length-code decoder
GB2260428B (en) * 1991-10-11 1995-03-08 Sony Broadcast & Communication Data Formatter
US5245338A (en) * 1992-06-04 1993-09-14 Bell Communications Research, Inc. High-speed variable-length decoder
US5363097A (en) * 1992-09-14 1994-11-08 Industrial Technology Research Institute Direct sequential-bit variable length decoder
EP0614317A3 (de) * 1993-03-05 1995-01-25 Sony Corp Dekodierung von Videosignalen.
EP0631440A3 (de) * 1993-06-23 1995-02-22 Daewoo Electronics Co Ltd Einrichtung zur parallelen Dekodierung von mit variabler Länge kodierten Bildsignalen.
KR970002483B1 (ko) * 1993-11-29 1997-03-05 대우전자 주식회사 고속의 가변길이 복호화장치
EP0665653B1 (de) * 1994-01-28 2001-12-05 Matsushita Electric Industrial Co., Ltd. Vorrichtung und Verfahren zur Dekodierung von Kodes variabler Länge
KR0152032B1 (ko) * 1994-05-06 1998-10-15 김광호 영상신호를 위한 가변장복호기

Also Published As

Publication number Publication date
WO1997024810A1 (en) 1997-07-10
KR100462421B1 (ko) 2005-06-16
DE69621124T2 (de) 2003-01-09
EP0812495A1 (de) 1997-12-17
EP0812495B1 (de) 2002-05-08
JPH11501486A (ja) 1999-02-02
US5668548A (en) 1997-09-16
KR19980702675A (ko) 1998-08-05

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee