DE69737304D1 - Dekoder für Kodes variabler Länge - Google Patents

Dekoder für Kodes variabler Länge

Info

Publication number
DE69737304D1
DE69737304D1 DE69737304T DE69737304T DE69737304D1 DE 69737304 D1 DE69737304 D1 DE 69737304D1 DE 69737304 T DE69737304 T DE 69737304T DE 69737304 T DE69737304 T DE 69737304T DE 69737304 D1 DE69737304 D1 DE 69737304D1
Authority
DE
Germany
Prior art keywords
decoder
codes
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 - Lifetime
Application number
DE69737304T
Other languages
English (en)
Other versions
DE69737304T2 (de
Inventor
Su Hwan Kim
Seong Ok Bae
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.)
LG Electronics Inc
Original Assignee
LG Electronics 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
Application filed by LG Electronics Inc filed Critical LG Electronics Inc
Application granted granted Critical
Publication of DE69737304D1 publication Critical patent/DE69737304D1/de
Publication of DE69737304T2 publication Critical patent/DE69737304T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • 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
    • 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
    • H04N19/13—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)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
DE1997637304 1996-03-25 1997-03-13 Dekoder für Kodes variabler Länge Expired - Lifetime DE69737304T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR9608150 1996-03-25
KR1019960008150A KR100192269B1 (ko) 1996-03-25 1996-03-25 가변길이 코드 디코더

Publications (2)

Publication Number Publication Date
DE69737304D1 true DE69737304D1 (de) 2007-03-22
DE69737304T2 DE69737304T2 (de) 2007-07-19

Family

ID=19453837

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1997637304 Expired - Lifetime DE69737304T2 (de) 1996-03-25 1997-03-13 Dekoder für Kodes variabler Länge

Country Status (5)

Country Link
US (1) US5949356A (de)
EP (1) EP0802681B1 (de)
JP (1) JP3193654B2 (de)
KR (1) KR100192269B1 (de)
DE (1) DE69737304T2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6147629A (en) * 1998-10-15 2000-11-14 Intel Corporation Method and apparatus for variable length decoding
US6721295B1 (en) * 2000-08-25 2004-04-13 Texas Instruments Incorporated Triple data system for high data rate communication systems
US6587057B2 (en) 2001-07-25 2003-07-01 Quicksilver Technology, Inc. High performance memory efficient variable-length coding decoder
JP3415126B2 (ja) * 2001-09-04 2003-06-09 三菱電機株式会社 可変長符号多重化装置、可変長符号分離装置、可変長符号多重化方法及び可変長符号分離方法
US7095343B2 (en) * 2001-10-09 2006-08-22 Trustees Of Princeton University code compression algorithms and architectures for embedded systems
US7403981B2 (en) * 2002-01-04 2008-07-22 Quicksilver Technology, Inc. Apparatus and method for adaptive multimedia reception and transmission in communication environments
KR100450753B1 (ko) * 2002-05-17 2004-10-01 한국전자통신연구원 프로세서와 연결된 프로그램 가능한 가변 길이 디코더
TWI289979B (en) * 2005-08-16 2007-11-11 Via Tech Inc Device and method for variable length decoding
JP2013016897A (ja) * 2011-06-30 2013-01-24 Toshiba Corp 可変長符号復号装置、符号システムおよび可変長符号復号方法
US9484954B1 (en) * 2015-09-10 2016-11-01 Intel Corporation Methods and apparatus to parallelize data decompression

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
US5233348A (en) * 1992-03-26 1993-08-03 General Instrument Corporation Variable length code word decoder for use in digital communication systems
US5245338A (en) * 1992-06-04 1993-09-14 Bell Communications Research, Inc. High-speed variable-length decoder
US5343195A (en) * 1992-12-18 1994-08-30 Thomson Consumer Electronics, Inc. Variable length codeword decoding apparatus
KR970003024B1 (ko) * 1994-02-28 1997-03-13 한국전기통신공사 병렬처리 패턴매칭을 이용한 가변부호길이에서 고속 재동기방법
KR0152032B1 (ko) * 1994-05-06 1998-10-15 김광호 영상신호를 위한 가변장복호기
KR0154010B1 (ko) * 1995-03-16 1998-11-16 배순훈 가변길이 복호화 장치
KR0179103B1 (ko) * 1995-11-15 1999-05-01 구자홍 고속 가변길이 디코더장치
US5696507A (en) * 1996-05-31 1997-12-09 Daewoo Electronics Co., Inc. Method and apparatus for decoding variable length code

Also Published As

Publication number Publication date
JP3193654B2 (ja) 2001-07-30
KR970068633A (ko) 1997-10-13
EP0802681A3 (de) 2002-04-10
DE69737304T2 (de) 2007-07-19
KR100192269B1 (ko) 1999-06-15
EP0802681B1 (de) 2007-01-31
JPH09261074A (ja) 1997-10-03
EP0802681A2 (de) 1997-10-22
US5949356A (en) 1999-09-07

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Legal Events

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