FR2722041B1 - Decodeur de huffman - Google Patents

Decodeur de huffman

Info

Publication number
FR2722041B1
FR2722041B1 FR9503690A FR9503690A FR2722041B1 FR 2722041 B1 FR2722041 B1 FR 2722041B1 FR 9503690 A FR9503690 A FR 9503690A FR 9503690 A FR9503690 A FR 9503690A FR 2722041 B1 FR2722041 B1 FR 2722041B1
Authority
FR
France
Prior art keywords
huffman decoder
huffman
decoder
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
FR9503690A
Other languages
English (en)
Other versions
FR2722041A1 (fr
Inventor
Heon Chul Park
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.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co 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 KR1019940015677A external-priority patent/KR0123729B1/ko
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of FR2722041A1 publication Critical patent/FR2722041A1/fr
Application granted granted Critical
Publication of FR2722041B1 publication Critical patent/FR2722041B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/005—Statistical coding, e.g. Huffman, run length coding
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Image Processing (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
FR9503690A 1994-06-30 1995-03-29 Decodeur de huffman Expired - Fee Related FR2722041B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1019940015677A KR0123729B1 (ko) 1994-06-30 1994-06-30 허프만 디코더
US08/496,881 US5604498A (en) 1994-06-30 1995-06-30 Huffman decoder

Publications (2)

Publication Number Publication Date
FR2722041A1 FR2722041A1 (fr) 1996-01-05
FR2722041B1 true FR2722041B1 (fr) 1998-01-02

Family

ID=26630468

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9503690A Expired - Fee Related FR2722041B1 (fr) 1994-06-30 1995-03-29 Decodeur de huffman

Country Status (4)

Country Link
US (2) US5600812A (fr)
JP (1) JP3349617B2 (fr)
CN (1) CN1215647C (fr)
FR (1) FR2722041B1 (fr)

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US6580377B1 (en) 2001-05-30 2003-06-17 Sony Corporation Huffman decoding using cascaded sub-table lookup method
KR100440952B1 (ko) * 2001-08-04 2004-07-21 삼성전자주식회사 압축 영상 비트 스트림의 부호어 교환을 통한 비트율 변환 방법 및 이에 적합한 장치
US7487505B2 (en) 2001-08-27 2009-02-03 Intel Corporation Multithreaded microprocessor with register allocation based on number of active threads
US7216204B2 (en) 2001-08-27 2007-05-08 Intel Corporation Mechanism for providing early coherency detection to enable high performance memory updates in a latency sensitive multithreaded environment
US6868476B2 (en) 2001-08-27 2005-03-15 Intel Corporation Software controlled content addressable memory in a general purpose execution datapath
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US8942490B2 (en) * 2008-07-08 2015-01-27 Yin-Chun Blue Lan Method of high performance image compression
US9490839B2 (en) 2011-01-03 2016-11-08 Qualcomm Incorporated Variable length coding of video block coefficients
CN107425855B (zh) * 2011-01-14 2021-02-02 Ge视频压缩有限责任公司 熵编码设备和方法、熵解码设备和方法、及存储介质
TWI524681B (zh) * 2011-04-26 2016-03-01 晨星半導體股份有限公司 霍夫曼解碼器及其解碼方法
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JP6168595B2 (ja) * 2013-06-04 2017-07-26 国立大学法人 筑波大学 データ圧縮器及びデータ解凍器
KR102342825B1 (ko) * 2015-12-08 2021-12-23 삼성전자주식회사 전자 장치, 그의 신호 처리 방법, 생체 신호 측정 시스템 및 비일시적 컴퓨터 판독가능 기록매체

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Also Published As

Publication number Publication date
CN1215647C (zh) 2005-08-17
CN1118537A (zh) 1996-03-13
JP3349617B2 (ja) 2002-11-25
FR2722041A1 (fr) 1996-01-05
JPH0818460A (ja) 1996-01-19
US5600812A (en) 1997-02-04
US5604498A (en) 1997-02-18

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Effective date: 20131129