ATE412236T1 - Skalierbares arithmetisches audiodatendekodierverfahren, medium und vorrichtung - Google Patents

Skalierbares arithmetisches audiodatendekodierverfahren, medium und vorrichtung

Info

Publication number
ATE412236T1
ATE412236T1 AT06250140T AT06250140T ATE412236T1 AT E412236 T1 ATE412236 T1 AT E412236T1 AT 06250140 T AT06250140 T AT 06250140T AT 06250140 T AT06250140 T AT 06250140T AT E412236 T1 ATE412236 T1 AT E412236T1
Authority
AT
Austria
Prior art keywords
decoding
medium
arithmetic
symbol
audio data
Prior art date
Application number
AT06250140T
Other languages
English (en)
Inventor
Junghoe Kim
Eunmi Oh
Changyong Son
Kihyun Choo
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 ATE412236T1 publication Critical patent/ATE412236T1/de

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
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/0017—Lossless audio signal coding; Perfect reconstruction of coded audio signal by transmission of coding error
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Error Detection And Correction (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
AT06250140T 2005-01-12 2006-01-12 Skalierbares arithmetisches audiodatendekodierverfahren, medium und vorrichtung ATE412236T1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US64311805P 2005-01-12 2005-01-12
US67064305P 2005-04-13 2005-04-13
US67336305P 2005-04-21 2005-04-21
KR1020050110878A KR100829558B1 (ko) 2005-01-12 2005-11-18 스케일러블 오디오 데이터 산술 복호화 방법 및 장치와스케일러블 오디오 비트스트림 절단 방법

Publications (1)

Publication Number Publication Date
ATE412236T1 true ATE412236T1 (de) 2008-11-15

Family

ID=37173110

Family Applications (1)

Application Number Title Priority Date Filing Date
AT06250140T ATE412236T1 (de) 2005-01-12 2006-01-12 Skalierbares arithmetisches audiodatendekodierverfahren, medium und vorrichtung

Country Status (8)

Country Link
US (2) US7330139B2 (de)
EP (1) EP1681671B1 (de)
JP (2) JP5313433B2 (de)
KR (3) KR100829558B1 (de)
CN (1) CN101673546B (de)
AT (1) ATE412236T1 (de)
DE (1) DE602006003233D1 (de)
WO (1) WO2006075877A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100829558B1 (ko) * 2005-01-12 2008-05-14 삼성전자주식회사 스케일러블 오디오 데이터 산술 복호화 방법 및 장치와스케일러블 오디오 비트스트림 절단 방법
RU2591663C2 (ru) 2009-10-20 2016-07-20 Фраунхофер-Гезелльшафт цур Фёрдерунг дер ангевандтен Форшунг Е.Ф. Аудио кодер, аудио декодер, способ кодирования аудио информации, способ декодирования аудио информации и компьютерная программа, использующая обнаружение группы ранее декодированных спектральных значений
WO2011086067A1 (en) 2010-01-12 2011-07-21 Fraunhofer Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder, audio decoder, method for encoding and decoding an audio information, and computer program obtaining a context sub-region value on the basis of a norm of previously decoded spectral values
WO2012114711A1 (ja) * 2011-02-23 2012-08-30 パナソニック株式会社 画像符号化方法および画像復号方法

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* Cited by examiner, † Cited by third party
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JP3027089B2 (ja) * 1993-08-06 2000-03-27 三菱電機株式会社 符号化方式及び復号方式及び符号化復号方法
KR100261253B1 (ko) * 1997-04-02 2000-07-01 윤종용 비트율 조절이 가능한 오디오 부호화/복호화 방법및 장치
KR100261254B1 (ko) * 1997-04-02 2000-07-01 윤종용 비트율 조절이 가능한 오디오 데이터 부호화/복호화방법 및 장치
WO1998056116A2 (en) * 1997-06-04 1998-12-10 Koninklijke Philips Electronics N.V. Data compression and expansion of an in-level information signal
KR100335609B1 (ko) 1997-11-20 2002-10-04 삼성전자 주식회사 비트율조절이가능한오디오부호화/복호화방법및장치
KR100622590B1 (ko) * 1998-03-16 2006-09-11 코닌클리케 필립스 일렉트로닉스 엔.브이. 다중 채널 정보신호의 연산 인코딩/디코딩
PT983634E (pt) * 1998-03-19 2007-01-31 Koninkl Philips Electronics Nv Codificação/descodificação aritmética de um sinal de informação digital
US6115689A (en) 1998-05-27 2000-09-05 Microsoft Corporation Scalable audio coder and decoder
US6108622A (en) * 1998-06-26 2000-08-22 Lsi Logic Corporation Arithmetic logic unit controller for linear PCM scaling and decimation in an audio decoder
JP3745160B2 (ja) * 1999-04-12 2006-02-15 三菱電機株式会社 符号化装置、復号化装置、符号化方法並びに復号化方法
JP2003526986A (ja) * 2000-03-07 2003-09-09 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 算術的に符号化された情報信号の算術復号化
JP2002118846A (ja) * 2000-10-05 2002-04-19 Matsushita Electric Ind Co Ltd 画像符号化装置
KR100742341B1 (ko) * 2000-11-10 2007-07-25 삼성전자주식회사 프레임 길이를 모르는 데이터를 디코딩하기 위한 장치 및 그 제어 방법
CN1615590A (zh) * 2002-01-23 2005-05-11 皇家飞利浦电子股份有限公司 数字信息信号的数据压缩和扩展
JP3575466B2 (ja) * 2002-02-21 2004-10-13 ソニー株式会社 エントロピ符号化／復号装置
US7110941B2 (en) * 2002-03-28 2006-09-19 Microsoft Corporation System and method for embedded audio coding with implicit auditory masking
JP3807342B2 (ja) * 2002-04-25 2006-08-09 三菱電機株式会社 デジタル信号符号化装置、デジタル信号復号装置、デジタル信号算術符号化方法、およびデジタル信号算術復号方法
KR100908116B1 (ko) * 2002-12-12 2009-07-16 삼성전자주식회사 비트율 조절가능한 오디오 부호화 방법, 복호화 방법,부호화 장치 및 복호화 장치
JP4241227B2 (ja) 2003-07-09 2009-03-18 セイコーエプソン株式会社 データ送信装置およびデータ受信装置、データ送信方法およびデータ受信方法、データ通信システム
EP1684435A4 (de) * 2003-10-29 2007-01-10 Nec Corp Decodierungsvorrichtung oder codierungsvorrichtung, wobei zwischen einem arithmetischen vorzeichendecoder oder -codierer und debinarisierer oder binarisierer ein zwischenpuffer eingefügt wird
KR100829558B1 (ko) * 2005-01-12 2008-05-14 삼성전자주식회사 스케일러블 오디오 데이터 산술 복호화 방법 및 장치와스케일러블 오디오 비트스트림 절단 방법
US7539612B2 (en) * 2005-07-15 2009-05-26 Microsoft Corporation Coding and decoding scale factor information
CN100584025C (zh) * 2005-08-04 2010-01-20 华为技术有限公司 一种基于内容自适应的算术解码系统及装置
KR20070038699A (ko) * 2005-10-06 2007-04-11 삼성전자주식회사 스케일러블 오디오 데이터 산술복호화 방법 및 장치

Also Published As

Publication number Publication date
JP2006195468A (ja) 2006-07-27
KR20100084492A (ko) 2010-07-26
CN101673546A (zh) 2010-03-17
DE602006003233D1 (de) 2008-12-04
EP1681671A3 (de) 2006-12-13
KR101330209B1 (ko) 2013-11-18
US20080122668A1 (en) 2008-05-29
EP1681671B1 (de) 2008-10-22
US7330139B2 (en) 2008-02-12
US20060284748A1 (en) 2006-12-21
KR20110061528A (ko) 2011-06-09
KR101336245B1 (ko) 2013-12-05
JP5313433B2 (ja) 2013-10-09
KR100829558B1 (ko) 2008-05-14
JP5314170B2 (ja) 2013-10-16
CN101673546B (zh) 2014-12-17
WO2006075877A1 (en) 2006-07-20
KR20060082390A (ko) 2006-07-18
JP2012198542A (ja) 2012-10-18
US7825834B2 (en) 2010-11-02
EP1681671A2 (de) 2006-07-19

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