ATE307424T1 - Verfahren und vorrichtung zur codierung mit variabler länge - Google Patents

Verfahren und vorrichtung zur codierung mit variabler länge

Info

Publication number
ATE307424T1
ATE307424T1 AT00306429T AT00306429T ATE307424T1 AT E307424 T1 ATE307424 T1 AT E307424T1 AT 00306429 T AT00306429 T AT 00306429T AT 00306429 T AT00306429 T AT 00306429T AT E307424 T1 ATE307424 T1 AT E307424T1
Authority
AT
Austria
Prior art keywords
variable length
length coding
symbols
mapping
coding method
Prior art date
Application number
AT00306429T
Other languages
English (en)
Inventor
Kook-Yeol Yoo
Byung-Sun Choi
Yung-Lyul Lee
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
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Application granted granted Critical
Publication of ATE307424T1 publication Critical patent/ATE307424T1/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
    • H04N19/90—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
    • 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
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/142—Detection of scene cut or scene change
    • 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
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/179—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a scene or a shot
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/87—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving scene cut or scene change detection in combination with video compression
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/147—Scene change detection

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)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
AT00306429T 1999-08-02 2000-07-27 Verfahren und vorrichtung zur codierung mit variabler länge ATE307424T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR19990031672A KR100618972B1 (ko) 1999-08-02 1999-08-02 가변장 코딩 방법 및 장치

Publications (1)

Publication Number Publication Date
ATE307424T1 true ATE307424T1 (de) 2005-11-15

Family

ID=36590847

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00306429T ATE307424T1 (de) 1999-08-02 2000-07-27 Verfahren und vorrichtung zur codierung mit variabler länge

Country Status (7)

Country Link
US (1) US6668094B1 (de)
EP (1) EP1075087B1 (de)
JP (1) JP3466140B2 (de)
KR (1) KR100618972B1 (de)
CN (1) CN1174555C (de)
AT (1) ATE307424T1 (de)
DE (1) DE60023226T2 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100750092B1 (ko) * 2000-01-28 2007-08-21 삼성전자주식회사 가변장 코딩방법 및 장치
KR100856398B1 (ko) * 2000-05-17 2008-09-04 삼성전자주식회사 복수 매핑 테이블을 이용한 가변장 부호화 및 복호화방법과 그 장치
US20030169816A1 (en) * 2002-01-22 2003-09-11 Limin Wang Adaptive universal variable length codeword coding for digital video content
US7286157B2 (en) * 2003-09-11 2007-10-23 Intellivid Corporation Computerized method and apparatus for determining field-of-view relationships among multiple image sensors
WO2006011197A1 (ja) * 2004-07-27 2006-02-02 Mitsubishi Denki Kabushiki Kaisha 符号化データ再符号化装置及びその復号装置並びにプログラム
JP2006128759A (ja) * 2004-10-26 2006-05-18 Matsushita Electric Ind Co Ltd 映像符号化装置、映像復号化装置、映像符号化方法及び映像復号化方法
KR100995294B1 (ko) * 2006-06-30 2010-11-19 주식회사 메디슨 누적 빈도수를 이용한 초음파 영상의 압축 방법
JP2010103969A (ja) * 2008-09-25 2010-05-06 Renesas Technology Corp 画像復号方法、画像復号装置、画像符号化方法及び画像符号化装置
US8971413B2 (en) 2010-05-24 2015-03-03 Intel Corporation Techniques for storing and retrieving pixel data
US20110317759A1 (en) * 2010-06-25 2011-12-29 Thomas Vinay S System, method, and computer program product for parameter estimation for lossless video compression
CN102377996B (zh) * 2010-08-05 2014-04-30 华为技术有限公司 上下文自适应可变长编码方法及装置
CN102404571A (zh) * 2011-11-22 2012-04-04 浙江大学 视频图像编解码中的二进制化的方法和装置
US9264707B2 (en) * 2013-02-04 2016-02-16 Google Inc. Multi-symbol run-length coding
CN106849956B (zh) * 2016-12-30 2020-07-07 华为机器有限公司 压缩方法、解压缩方法、装置和数据处理系统
CN109818940B (zh) * 2019-01-03 2021-06-25 浙江好络维医疗技术有限公司 一种适用于在嵌入式硬件中实现实时传输的心电波形快速压缩算法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4626829A (en) * 1985-08-19 1986-12-02 Intelligent Storage Inc. Data compression using run length encoding and statistical encoding
JPH03145223A (ja) * 1989-10-30 1991-06-20 Toshiba Corp 可変長符号復調装置
US5134477A (en) * 1990-12-11 1992-07-28 At&T Bell Laboratories Hdtv receiver
JPH0575477A (ja) * 1991-09-13 1993-03-26 Sony Corp ハフマン符号化装置および復号化装置
JP3093499B2 (ja) * 1992-03-06 2000-10-03 三菱電機株式会社 シーンチェンジ検出装置
JP2697479B2 (ja) * 1992-04-17 1998-01-14 国際電信電話株式会社 可逆可変長符号化方式
US5510785A (en) * 1993-03-19 1996-04-23 Sony Corporation Method of coding a digital signal, method of generating a coding table, coding apparatus and coding method
US5541595A (en) * 1994-05-19 1996-07-30 Matsushita Electric Corporation Of America Variable length code decoder for simultaneous decoding the most significant bits and the least significant bits of a variable length code
KR0139161B1 (ko) * 1994-11-26 1998-05-15 김광호 가변장부호테이블의 심볼-부호어 재배정을 이용한 가변장 부호화/복호화 장치
EP1802137A3 (de) * 1995-03-15 2008-12-31 Kabushiki Kaisha Toshiba Kodier- und/oder Dekodiersysteme für Bewegtbilder
JPH08256266A (ja) * 1995-03-17 1996-10-01 Mitsubishi Electric Corp 画像符号化方式
US5793896A (en) * 1995-03-23 1998-08-11 Intel Corporation Ordering corrector for variable length codes
KR100319919B1 (ko) * 1996-07-06 2002-06-20 윤종용 가변 확률모형을 사용한 개선된 산술 부호화기 및/또는 복호화기
JPH10336654A (ja) * 1997-06-02 1998-12-18 Nec Corp 画像符号化装置
JPH1155531A (ja) 1997-07-31 1999-02-26 Ricoh Co Ltd 算術符号化装置
US5982306A (en) * 1997-12-02 1999-11-09 Daewoo Electronics Co., Ltd. Variable-length coding method and apparatus thereof
KR100281328B1 (ko) * 1998-01-30 2001-02-01 전주범 콘텍스트 기반 산술 부호화/복호화 방법 및 장치
US6449394B1 (en) * 1999-07-09 2002-09-10 Sarnoff Corporation Packing variable-length code bits at fixed positions

Also Published As

Publication number Publication date
JP3466140B2 (ja) 2003-11-10
KR20010016662A (ko) 2001-03-05
CN1291826A (zh) 2001-04-18
EP1075087B1 (de) 2005-10-19
EP1075087A3 (de) 2003-07-02
DE60023226T2 (de) 2006-07-06
US6668094B1 (en) 2003-12-23
KR100618972B1 (ko) 2006-09-01
DE60023226D1 (de) 2006-03-02
CN1174555C (zh) 2004-11-03
JP2001086004A (ja) 2001-03-30
EP1075087A2 (de) 2001-02-07

Similar Documents

Publication Publication Date Title
ATE307424T1 (de) Verfahren und vorrichtung zur codierung mit variabler länge
EP1558025A3 (de) Bildaufnahmevorrichtung, -methode und hiermit benutztes Computerprogramm
DE602004007312D1 (de) Bildverarbeitungsvorrichtung, Bildverarbeitungsverfahren und Bildverarbeitungsprogramm
ATE426999T1 (de) Bildverarbeitungsvorrichtung und bildverarbeitungsverfahren
WO2005004335A3 (en) Cauchy-distribution based coding system and method
ATE408962T1 (de) Verfahren und vorrichtung zur variablen längenkodierung
EP1367528A3 (de) Inkrementales System zur Echtzeitanalyse digitaler Tinte
ATE487304T1 (de) Verfahren, vorrichtung und rechnerprogrammprodukt zum klassifizieren eines paketstroms mit einer bitmaske
WO2005097490A3 (en) Adjusted stroke rendering
BRPI0510558A (pt) verificação de validade de certificado
DE60336174D1 (de) Videocodierungsanordnung
MY138705A (en) Method and apparatus to select an adaptation technique in a wireless network
WO2007035197A3 (en) Streaming data interface device and method for automatic generation thereof
ATE484790T1 (de) Verfahren und vorrichtung zum erzeugen von zufallsdaten
WO2004081868A3 (en) Method and apparatus for determining camera pose from point correspondences
WO2004012136A3 (en) Digital image encoding
EP1345411A3 (de) Bildverarbeitungsvorrichtung, Bildverarbeitungsverfahren und Programm
WO2003063099A3 (fr) Appareil et procédé permettant d'identifier son utilisateur au moyen d'un code d'identification variable
TW200508959A (en) Radiographic apparatus and radiographic method
DE602004003846D1 (de) Bildverarbeitungsvorrichtung, Bildverarbeitungsverfahren und Bildverarbeitungsprogramm
DE602004024506D1 (de) Verfahren zum verfolgen der grösse einer multicast-zuhörerschaft
TW200616388A (en) Method and apparatus to control training for reverse direction data in a high throughput wireless network
EP1565011A3 (de) Verfahren und System zur Bestimmung einer Verbindungsüberlastung
DE60200519D1 (de) Verfahren und Vorrichtung zur verteilten Spracherkennung
EP1187448A3 (de) Bildverarbeitungsvorrichrung und Bildverarbeitungsverfahren

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties