TW200606660A - Binary arithmetic decoding apparatus and methods using a pipelined structure - Google Patents

Binary arithmetic decoding apparatus and methods using a pipelined structure

Info

Publication number
TW200606660A
TW200606660A TW094123847A TW94123847A TW200606660A TW 200606660 A TW200606660 A TW 200606660A TW 094123847 A TW094123847 A TW 094123847A TW 94123847 A TW94123847 A TW 94123847A TW 200606660 A TW200606660 A TW 200606660A
Authority
TW
Taiwan
Prior art keywords
bit
decoded
decoding parameters
methods
binary arithmetic
Prior art date
Application number
TW094123847A
Other languages
English (en)
Other versions
TWI320896B (en
Inventor
Ji-Hak Kim
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
Publication of TW200606660A publication Critical patent/TW200606660A/zh
Application granted granted Critical
Publication of TWI320896B publication Critical patent/TWI320896B/zh

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
    • H03M7/4006—Conversion to or from arithmetic 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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/436—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation using parallelised computational arrangements
    • 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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • H04N19/90—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)
  • Computing Systems (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)
  • Advance Control (AREA)
  • Image Processing (AREA)
TW94123847A 2004-08-02 2005-07-14 Binary arithmetic decoding apparatus and methods using a pipelined structure TWI320896B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR20040060813A KR100648258B1 (ko) 2004-08-02 2004-08-02 고속의 디코딩을 수행하는 파이프라인 구조의 내용 기반적응적 이진 산술 디코더

Publications (2)

Publication Number Publication Date
TW200606660A true TW200606660A (en) 2006-02-16
TWI320896B TWI320896B (en) 2010-02-21

Family

ID=36077374

Family Applications (1)

Application Number Title Priority Date Filing Date
TW94123847A TWI320896B (en) 2004-08-02 2005-07-14 Binary arithmetic decoding apparatus and methods using a pipelined structure

Country Status (6)

Country Link
US (1) US7573951B2 (zh)
EP (1) EP1624579A3 (zh)
JP (1) JP2006054865A (zh)
KR (1) KR100648258B1 (zh)
CN (1) CN1735209A (zh)
TW (1) TWI320896B (zh)

Families Citing this family (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7221296B2 (en) * 2005-08-22 2007-05-22 Streaming Networks (Pvt.) Ltd. Method and system for fast context based adaptive binary arithmetic coding
JP2007074648A (ja) * 2005-09-09 2007-03-22 Matsushita Electric Ind Co Ltd Ｃａｂａｃ復号化装置
CN100466739C (zh) * 2005-10-12 2009-03-04 华为技术有限公司 Cabac解码***及方法
KR100717055B1 (ko) * 2005-11-18 2007-05-10 삼성전자주식회사 Ｃａｂａｃ 복호기에서 복수의 이진 값들을 파이프라인방식에 의하여 복호화하는 방법 및 이를 위한 복호화 장치
JP2007300517A (ja) * 2006-05-02 2007-11-15 Sony Corp 動画像処理方法、動画像処理方法のプログラム、動画像処理方法のプログラムを記録した記録媒体及び動画像処理装置
US7262722B1 (en) * 2006-06-26 2007-08-28 Intel Corporation Hardware-based CABAC decoder with parallel binary arithmetic decoding
US7339507B1 (en) * 2006-09-13 2008-03-04 Jiun-In Guo Device for video decoding
KR100827107B1 (ko) * 2006-10-20 2008-05-02 삼성전자주식회사 다중 연산부 구조의 ｈ.264 복호화기 및 그 복호화기의압축 영상 데이터 복호화 방법
JP4865509B2 (ja) * 2006-11-01 2012-02-01 キヤノン株式会社 復号装置及び復号方法
JP2008289125A (ja) * 2007-04-20 2008-11-27 Panasonic Corp 算術復号化装置及びその方法
US8782379B2 (en) * 2007-09-27 2014-07-15 Qualcomm Incorporated H.264 video decoder CABAC core optimization techniques
US7777654B2 (en) * 2007-10-16 2010-08-17 Industrial Technology Research Institute System and method for context-based adaptive binary arithematic encoding and decoding
US8542727B2 (en) * 2007-12-31 2013-09-24 Intel Corporation Systems and apparatuses for performing CABAC parallel encoding and decoding
JP4895396B2 (ja) * 2008-01-22 2012-03-14 キヤノン株式会社 画像復号化装置及び画像復号化方法
US7557740B1 (en) * 2008-04-18 2009-07-07 Realtek Semiconductor Corp. Context-based adaptive binary arithmetic coding (CABAC) decoding apparatus and decoding method thereof
JP4962400B2 (ja) * 2008-04-30 2012-06-27 ソニー株式会社 算術復号装置
US7592937B1 (en) * 2008-06-02 2009-09-22 Mediatek Inc. CABAC decoding unit and method
US8138956B2 (en) 2008-06-02 2012-03-20 Mediatek Inc. CABAC encoder and CABAC encoding method
US20100138618A1 (en) * 2008-12-03 2010-06-03 Vns Portfolio Llc Priority Encoders
JP2010278668A (ja) * 2009-05-27 2010-12-09 Sony Corp 符号化装置及び符号化方法、並びに復号装置及び復号方法
EP2293569A1 (en) 2009-08-31 2011-03-09 MediaTek, Inc CABAC decoding unit and method
CN102045558B (zh) * 2009-10-22 2012-09-19 鸿富锦精密工业（深圳）有限公司 熵解码方法
US9973768B2 (en) * 2010-03-16 2018-05-15 Texas Instruments Incorporated CABAC decoder with decoupled arithmetic decoding and inverse binarization
ITVI20100175A1 (it) * 2010-06-21 2011-12-22 St Microelectronics Pvt Ltd Sistema per la codifica entropica di video h.264 per applicazioni hdtv in tempo reale
US8976861B2 (en) * 2010-12-03 2015-03-10 Qualcomm Incorporated Separately coding the position of a last significant coefficient of a video block in video coding
US20120163456A1 (en) 2010-12-22 2012-06-28 Qualcomm Incorporated Using a most probable scanning order to efficiently code scanning order information for a video block in video coding
US10123053B2 (en) 2011-05-23 2018-11-06 Texas Instruments Incorporated Acceleration of bypass binary symbol processing in video coding
IN2014CN02377A (zh) 2011-09-29 2015-06-19 Sharp Kk
CN103828364B (zh) 2011-09-29 2018-06-12 夏普株式会社 图像解码装置、图像解码方法及图像编码装置
US9088796B2 (en) * 2011-11-07 2015-07-21 Sharp Kabushiki Kaisha Video decoder with enhanced CABAC decoding
PH12018500138A1 (en) * 2012-01-20 2018-07-09 Ge Video Compression Llc Transform coefficient coding
CN102801974B (zh) * 2012-07-19 2014-08-20 西安电子科技大学 基于cabac的图像压缩熵编码器
US10009606B2 (en) * 2012-10-11 2018-06-26 Nvidia Corporation Low power context adaptive binary arithmetic decoder engine
US9445132B2 (en) * 2013-09-09 2016-09-13 Qualcomm Incorporated Two level last significant coefficient (LSC) position coding
WO2015110011A1 (en) * 2014-01-24 2015-07-30 Mediatek Inc. Decoding apparatus capable of controlling repetition number of scan procedure based on at least one syntax element decoding result and related method
CN104980749B (zh) * 2014-04-11 2018-04-24 扬智科技股份有限公司 算术编码的解码装置及方法
JP2017538338A (ja) 2014-11-04 2017-12-21 サムスン エレクトロニクス カンパニー リミテッド 二進算術符号化／復号のための確率更新方法、及びそれを利用したエントロピー符号化／復号装置
US10113900B2 (en) 2016-04-19 2018-10-30 Rosemount Tank Radar Ab Field device with multiple protocol support
KR20180031944A (ko) * 2016-09-21 2018-03-29 삼성전자주식회사 비디오 디코더 및 이를 포함하는 전자 시스템
CN108206950B (zh) * 2016-12-19 2021-11-12 北京君正集成电路股份有限公司 一种码流长度计算方法及设备
CN107277553B (zh) * 2017-07-10 2020-10-27 中国科学技术大学 一种二元算术编码器
US11561797B2 (en) * 2019-08-19 2023-01-24 Ati Technologies Ulc Decompression engine for decompressing compressed input data that includes multiple streams of data
CN116301907A (zh) * 2023-05-24 2023-06-23 成都索贝视频云计算有限公司 解析结构体二进制数据的方法、设备、介质及***

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4295125A (en) * 1980-04-28 1981-10-13 International Business Machines Corporation Method and means for pipeline decoding of the high to low order pairwise combined digits of a decodable set of relatively shifted finite number of strings
US4899143A (en) * 1988-04-21 1990-02-06 Bell Communications Research, Inc. High capacity communication system over collision-type channels
EP0550761B1 (en) * 1991-07-22 2000-02-16 Fujitsu Limited Method for controlling data recording on magnetic tape
GB9506471D0 (en) * 1995-03-29 1995-05-17 Sgs Thomson Microelectronics Coding scheme for transmitting data
JP3247052B2 (ja) * 1996-09-02 2002-01-15 アイチップス・テクノロジー株式会社 画像データ変換処理方法及び装置
GB2355899A (en) 1999-10-29 2001-05-02 Oak Technology Inc Multistage digital processor with dedicated stage clock controllers
JP2001136524A (ja) 1999-11-02 2001-05-18 Ricoh Co Ltd 圧縮伸長装置
JP3406550B2 (ja) * 1999-12-28 2003-05-12 パナソニック コミュニケーションズ株式会社 算術符号化装置および算術復号化装置
JP3457269B2 (ja) 2000-07-18 2003-10-14 パナソニック コミュニケーションズ株式会社 算術符号化・復号化方法および算術符号化・復号化装置
JP3854849B2 (ja) * 2001-11-07 2006-12-06 富士通株式会社 データ伸長処理方法およびデータ伸長処理装置
WO2003043347A1 (en) * 2001-11-16 2003-05-22 Ntt Docomo, Inc. Image encoding method, image decoding method, image encoder, image decode, program, computer data signal, and image transmission system
JP2003319391A (ja) 2002-04-26 2003-11-07 Sony Corp 符号化装置および方法、復号装置および方法、記録媒体、並びにプログラム
US6825782B2 (en) 2002-09-20 2004-11-30 Ntt Docomo, Inc. Method and apparatus for arithmetic coding and termination
US8165221B2 (en) * 2006-04-28 2012-04-24 Netapp, Inc. System and method for sampling based elimination of duplicate data

Also Published As

Publication number Publication date
TWI320896B (en) 2010-02-21
US7573951B2 (en) 2009-08-11
KR100648258B1 (ko) 2006-11-23
EP1624579A2 (en) 2006-02-08
CN1735209A (zh) 2006-02-15
US20060023795A1 (en) 2006-02-02
JP2006054865A (ja) 2006-02-23
EP1624579A3 (en) 2007-01-17
KR20060012093A (ko) 2006-02-07

Similar Documents

Publication Publication Date Title
TW200606660A (en) Binary arithmetic decoding apparatus and methods using a pipelined structure
TW200711323A (en) Soft decoding method and apparatus, error correction method and apparatus, and soft output method and apparatus
HK1068439A1 (en) Key generation device, encoding/decoding device, and key generation method
ATE462239T1 (de) System und verfahren zur drahtlosen zweifaktor- authentifizierung
ES2509345T3 (es) Cálculo de protocolo de descifrado de umbral de seguridad
AR072551A1 (es) Esquema de codificacion / decodificacion de audio que tiene una derivacion conmutable
GB2449036A (en) Layered decoder and method for performing layered decoding
TW200635239A (en) Fast compact decoder for huffman codes
MXPA06000801A (es) Autentificacion digital sobre canal acustico.
TW200609500A (en) Supporting a switch between audio coder modes
NO20053044D0 (no) Koding av multiple meldinger i audiodata og dekoding av samme.
EP1800432A4 (en) CRYPTOGRAPHIC TRIBAL FUNCTIONS, ERROR CODING AND METHOD FOR IMPROVING RANDOM COUNTS USING QUASIGROUPPES
ATE406651T1 (de) Audiokodierung und audiodekodierung
MX2011013579A (es) Aparato y metodo de codificacion aritmetica a base de contexto y aparato y metodo de decodificacion aritmetica a base de contexto.
EP1619664A4 (en) SPEECH CODING AND DECODING APPARATUS AND METHODS THEREFOR
PL2088580T3 (pl) Kodowanie sygnałów audio
HK1105499A1 (zh) 編碼、解碼視頻的方法及編碼器、解碼器
EP1802126A4 (en) PICTURE CODING DEVICE, IMAGE DECODING DEVICE, IMAGE CODING PROGRAM AND PICTURE DECODING PROGRAM
WO2003003586A3 (en) Turbo decoder with multiple scale selections
WO2007065115A3 (en) Apparatus and method for decoding a received message with a priori information
TW200708108A (en) Decoder architecture systems, apparatus and methods
TW200703017A (en) Method and apparatus for synchronizing multimedia data stream
EP1503370A4 (en) ENCODING METHOD, ENCODING DEVICE, DECODING METHOD, AND DECODING DEVICE
AR055662A1 (es) Metodo y aparato de procesamiento de datos multimedia
EP1864426A4 (en) AUTHENTICATION PROCESSES AND KEY PRODUCTION METHODS IN A WIRELESS TRACKABLE INTERNET SYSTEM