PT2301019T - Codificador de áudio e descodificador de áudio - Google Patents

Codificador de áudio e descodificador de áudio

Info

Publication number
PT2301019T
PT2301019T PT97766240T PT09776624T PT2301019T PT 2301019 T PT2301019 T PT 2301019T PT 97766240 T PT97766240 T PT 97766240T PT 09776624 T PT09776624 T PT 09776624T PT 2301019 T PT2301019 T PT 2301019T
Authority
PT
Portugal
Prior art keywords
audio
encoder
decoder
audio decoder
audio encoder
Prior art date
Application number
PT97766240T
Other languages
English (en)
Inventor
Geyersberger Stefan
Grill Bernhard
Multrus Markus
Fuchs Guillaume
Rettelbach Nikolaus
Bacigalupo Virgilio
Original Assignee
Fraunhofer Ges Forschung
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 Fraunhofer Ges Forschung filed Critical Fraunhofer Ges Forschung
Publication of PT2301019T publication Critical patent/PT2301019T/pt

Links

Classifications

    • 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
    • G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
    • 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
    • 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
    • G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/022—Blocking, i.e. grouping of samples in time; Choice of analysis windows; Overlap factoring
    • 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
    • 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
    • H03M7/3059—Digital compression and data reduction techniques where the original information is represented by a subset or similar information, e.g. lossy compression
    • 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
    • H03M7/4012—Binary arithmetic codes
    • H03M7/4018—Context adapative binary arithmetic codes [CABAC]

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
PT97766240T 2008-07-11 2009-05-18 Codificador de áudio e descodificador de áudio PT2301019T (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US7984208P 2008-07-11 2008-07-11
US10382008P 2008-10-08 2008-10-08

Publications (1)

Publication Number Publication Date
PT2301019T true PT2301019T (pt) 2017-12-26

Family

ID=40886050

Family Applications (3)

Application Number Title Priority Date Filing Date
PT97766240T PT2301019T (pt) 2008-07-11 2009-05-18 Codificador de áudio e descodificador de áudio
PT17190130T PT3300076T (pt) 2008-07-11 2009-05-18 Codificador de áudio e descodificador de áudio
PT191602838T PT3573056T (pt) 2008-07-11 2009-05-18 Codificador de áudio e descodificador de áudio

Family Applications After (2)

Application Number Title Priority Date Filing Date
PT17190130T PT3300076T (pt) 2008-07-11 2009-05-18 Codificador de áudio e descodificador de áudio
PT191602838T PT3573056T (pt) 2008-07-11 2009-05-18 Codificador de áudio e descodificador de áudio

Country Status (22)

Country Link
US (5) US8930202B2 (pt)
EP (10) EP3573056B1 (pt)
JP (1) JP5606433B2 (pt)
KR (1) KR101456641B1 (pt)
CN (1) CN102089813B (pt)
AR (1) AR072422A1 (pt)
AU (1) AU2009267543B2 (pt)
BR (4) BRPI0910796B1 (pt)
CA (1) CA2729925C (pt)
CO (1) CO6351831A2 (pt)
DK (1) DK3573056T3 (pt)
ES (3) ES2731424T3 (pt)
FI (1) FI3573056T3 (pt)
HK (1) HK1253032A1 (pt)
MX (1) MX2011000379A (pt)
MY (1) MY160260A (pt)
PL (3) PL3300076T3 (pt)
PT (3) PT2301019T (pt)
RU (1) RU2487427C2 (pt)
TW (1) TWI449033B (pt)
WO (1) WO2010003479A1 (pt)
ZA (1) ZA201009258B (pt)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7991610B2 (en) * 2005-04-13 2011-08-02 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Adaptive grouping of parameters for enhanced coding efficiency
WO2010003479A1 (en) * 2008-07-11 2010-01-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder and audio decoder
ES2796552T3 (es) 2008-07-11 2020-11-27 Fraunhofer Ges Forschung Sintetizador de señales de audio y codificador de señales de audio
PL2346030T3 (pl) * 2008-07-11 2015-03-31 Fraunhofer Ges Forschung Koder audio, sposób kodowania sygnału audio oraz program komputerowy
KR20100136890A (ko) 2009-06-19 2010-12-29 삼성전자주식회사 컨텍스트 기반의 산술 부호화 장치 및 방법과 산술 복호화 장치 및 방법
EP2315358A1 (en) 2009-10-09 2011-04-27 Thomson Licensing Method and device for arithmetic encoding or arithmetic decoding
CN102667923B (zh) 2009-10-20 2014-11-05 弗兰霍菲尔运输应用研究公司 音频编码器、音频解码器、用于将音频信息编码的方法、用于将音频信息解码的方法
CA2786944C (en) * 2010-01-12 2016-03-15 Fraunhofer Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Audio encoder, audio decoder, method for encoding and audio information, method for decoding an audio information and computer program using a hash table describing both significant state values and interval boundaries
US8280729B2 (en) * 2010-01-22 2012-10-02 Research In Motion Limited System and method for encoding and decoding pulse indices
JP5625076B2 (ja) 2010-03-10 2014-11-12 フラウンホーファーゲゼルシャフトツール フォルデルング デル アンゲヴァンテン フォルシユング エー．フアー． コーディングコンテキストのピッチ依存適合を用いた、オーディオ信号復号器、オーディオ信号符号化器、オーディオ信号を復号するための方法、オーディオ信号を符号化するための方法、およびコンピュータプログラム
JP5600805B2 (ja) 2010-07-20 2014-10-01 フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ 最適化されたハッシュテーブルを用いるオーディオエンコーダ、オーディオデコーダ、オーディオ情報を符号化するための方法、オーディオ情報を復号化するための方法およびコンピュータプログラム
AR085445A1 (es) * 2011-03-18 2013-10-02 Fraunhofer Ges Forschung Codificador y decodificador que tiene funcionalidad de configuracion flexible
TWI451746B (zh) * 2011-11-04 2014-09-01 Quanta Comp Inc 視訊會議系統及視訊會議方法
US9401152B2 (en) 2012-05-18 2016-07-26 Dolby Laboratories Licensing Corporation System for maintaining reversible dynamic range control information associated with parametric audio coders
US10844689B1 (en) 2019-12-19 2020-11-24 Saudi Arabian Oil Company Downhole ultrasonic actuator system for mitigating lost circulation
JP6065452B2 (ja) * 2012-08-14 2017-01-25 富士通株式会社 データ埋め込み装置及び方法、データ抽出装置及び方法、並びにプログラム
TWI553628B (zh) * 2012-09-24 2016-10-11 三星電子股份有限公司 訊框錯誤隱藏方法
KR20140089871A (ko) 2013-01-07 2014-07-16 삼성전자주식회사 대화형 서버, 그 제어 방법 및 대화형 시스템
JP6146069B2 (ja) 2013-03-18 2017-06-14 富士通株式会社 データ埋め込み装置及び方法、データ抽出装置及び方法、並びにプログラム
AU2014280258B9 (en) 2013-06-10 2017-04-20 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for audio signal envelope encoding, processing and decoding by modelling a cumulative sum representation employing distribution quantization and coding
MY170179A (en) * 2013-06-10 2019-07-09 Fraunhofer Ges Forschung Apparatus and method for audio signal envelope encoding, processing and decoding by splitting the audio signal envelope employing distribution quantization and coding
EP2830064A1 (en) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for decoding and encoding an audio signal using adaptive spectral tile selection
EP2830055A1 (en) * 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Context-based entropy coding of sample values of a spectral envelope
WO2016142002A1 (en) * 2015-03-09 2016-09-15 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Audio encoder, audio decoder, method for encoding an audio signal and method for decoding an encoded audio signal
GB2559199A (en) * 2017-01-31 2018-08-01 Nokia Technologies Oy Stereo audio signal encoder
CN115050378B (zh) * 2022-05-19 2024-06-07 腾讯科技（深圳）有限公司 音频编解码方法及相关产品

Family Cites Families (58)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5253055A (en) * 1992-07-02 1993-10-12 At&T Bell Laboratories Efficient frequency scalable video encoding with coefficient selection
US5710562A (en) 1995-08-31 1998-01-20 Ricoh Company Ltd. Method and apparatus for compressing arbitrary data
US5852806A (en) * 1996-03-19 1998-12-22 Lucent Technologies Inc. Switched filterbank for use in audio signal coding
DE69712230T2 (de) * 1997-05-08 2002-10-31 St Microelectronics Asia Verfahren und gerät zur frequenzdomäneabwärtsumsetzung mit zwangblockschaltung für audiodekoderfunktionen
US6226608B1 (en) * 1999-01-28 2001-05-01 Dolby Laboratories Licensing Corporation Data framing for adaptive-block-length coding system
IL160386A (en) * 1999-04-06 2005-11-20 Broadcom Corp Video encoding and video/audio/data multiplexing device
CN1244904C (zh) 2001-05-08 2006-03-08 皇家菲利浦电子有限公司 声频信号编码方法和设备
US7240001B2 (en) * 2001-12-14 2007-07-03 Microsoft Corporation Quality improvement techniques in an audio encoder
US7460993B2 (en) * 2001-12-14 2008-12-02 Microsoft Corporation Adaptive window-size selection in transform coding
AU2003213439A1 (en) * 2002-03-08 2003-09-22 Nippon Telegraph And Telephone Corporation Digital signal encoding method, decoding method, encoding device, decoding device, digital signal encoding program, and decoding program
US7110941B2 (en) * 2002-03-28 2006-09-19 Microsoft Corporation System and method for embedded audio coding with implicit auditory masking
US7275036B2 (en) 2002-04-18 2007-09-25 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for coding a time-discrete audio signal to obtain coded audio data and for decoding coded audio data
KR100462611B1 (ko) * 2002-06-27 2004-12-20 삼성전자주식회사 하모닉 성분을 이용한 오디오 코딩방법 및 장치
US7299190B2 (en) * 2002-09-04 2007-11-20 Microsoft Corporation Quantization and inverse quantization for audio
DK1400954T3 (da) * 2002-09-04 2008-03-31 Microsoft Corp Entropi-kodning ved tilpasning af kodning mellem niveau- og runlængde/niveau-moduser
US7502743B2 (en) * 2002-09-04 2009-03-10 Microsoft Corporation Multi-channel audio encoding and decoding with multi-channel transform selection
US7433824B2 (en) * 2002-09-04 2008-10-07 Microsoft Corporation Entropy coding by adapting coding between level and run-length/level modes
US7536305B2 (en) * 2002-09-04 2009-05-19 Microsoft Corporation Mixed lossless audio compression
AU2002353389A1 (en) * 2002-12-20 2004-07-14 Nokia Corporation Method and device for organizing user provided information with meta-information
DE10328777A1 (de) * 2003-06-25 2005-01-27 Coding Technologies Ab Vorrichtung und Verfahren zum Codieren eines Audiosignals und Vorrichtung und Verfahren zum Decodieren eines codierten Audiosignals
US7343291B2 (en) * 2003-07-18 2008-03-11 Microsoft Corporation Multi-pass variable bitrate media encoding
US7509161B2 (en) * 2003-10-22 2009-03-24 Instrumentarium Corporation Method and apparatus for determining the cerebral state of a patient using generalized spectral entropy of the EEG signal
DE102004007200B3 (de) * 2004-02-13 2005-08-11 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audiocodierung
US20050185541A1 (en) 2004-02-23 2005-08-25 Darren Neuman Method and system for memory usage in real-time audio systems
KR20050087956A (ko) 2004-02-27 2005-09-01 삼성전자주식회사 무손실 오디오 부호화/복호화 방법 및 장치
KR100561869B1 (ko) * 2004-03-10 2006-03-17 삼성전자주식회사 무손실 오디오 부호화/복호화 방법 및 장치
TWI246256B (en) * 2004-07-02 2005-12-21 Univ Nat Central Apparatus for audio compression using mixed wavelet packets and discrete cosine transformation
KR101050261B1 (ko) * 2004-07-14 2011-07-19 에이전시 포 사이언스, 테크놀로지 앤드 리서치 콘텍스트 기반의 신호 엔코딩 및 디코딩
ATE406652T1 (de) * 2004-09-06 2008-09-15 Matsushita Electric Ind Co Ltd Skalierbare codierungseinrichtung und skalierbares codierungsverfahren
SE0402651D0 (sv) * 2004-11-02 2004-11-02 Coding Tech Ab Advanced methods for interpolation and parameter signalling
US7428342B2 (en) * 2004-12-17 2008-09-23 Microsoft Corporation Reversible overlap operator for efficient lossless data compression
US7788106B2 (en) * 2005-04-13 2010-08-31 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Entropy coding with compact codebooks
US7991610B2 (en) * 2005-04-13 2011-08-02 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Adaptive grouping of parameters for enhanced coding efficiency
US7196641B2 (en) * 2005-04-26 2007-03-27 Gen Dow Huang System and method for audio data compression and decompression using discrete wavelet transform (DWT)
US8121836B2 (en) * 2005-07-11 2012-02-21 Lg Electronics Inc. Apparatus and method of processing an audio signal
US7539612B2 (en) * 2005-07-15 2009-05-26 Microsoft Corporation Coding and decoding scale factor information
US8599925B2 (en) * 2005-08-12 2013-12-03 Microsoft Corporation Efficient coding and decoding of transform blocks
US20070036228A1 (en) * 2005-08-12 2007-02-15 Via Technologies Inc. Method and apparatus for audio encoding and decoding
US7974713B2 (en) * 2005-10-12 2011-07-05 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Temporal and spatial shaping of multi-channel audio signals
KR101358700B1 (ko) * 2006-02-21 2014-02-07 코닌클리케 필립스 엔.브이. 오디오 인코딩 및 디코딩
KR101244310B1 (ko) * 2006-06-21 2013-03-18 삼성전자주식회사 광대역 부호화 및 복호화 방법 및 장치
KR101346358B1 (ko) * 2006-09-18 2013-12-31 삼성전자주식회사 대역폭 확장 기법을 이용한 오디오 신호의 부호화/복호화방법 및 장치
US7275936B1 (en) * 2006-09-22 2007-10-02 Lotes Co., Ltd. Electrical connector
US20080097757A1 (en) * 2006-10-24 2008-04-24 Nokia Corporation Audio coding
KR101074870B1 (ko) * 2007-03-14 2011-10-19 니폰덴신뎅와 가부시키가이샤 부호량 추정 방법, 장치, 그 프로그램 및 기록매체
US20080294446A1 (en) 2007-05-22 2008-11-27 Linfeng Guo Layer based scalable multimedia datastream compression
EP2015293A1 (en) * 2007-06-14 2009-01-14 Deutsche Thomson OHG Method and apparatus for encoding and decoding an audio signal using adaptively switched temporal resolution in the spectral domain
US7774205B2 (en) * 2007-06-15 2010-08-10 Microsoft Corporation Coding of sparse digital media spectral data
US8515767B2 (en) * 2007-11-04 2013-08-20 Qualcomm Incorporated Technique for encoding/decoding of codebook indices for quantized MDCT spectrum in scalable speech and audio codecs
US8325800B2 (en) 2008-05-07 2012-12-04 Microsoft Corporation Encoding streaming media as a high bit rate layer, a low bit rate layer, and one or more intermediate bit rate layers
US8447591B2 (en) * 2008-05-30 2013-05-21 Microsoft Corporation Factorization of overlapping tranforms into two block transforms
EP2144230A1 (en) * 2008-07-11 2010-01-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Low bitrate audio encoding/decoding scheme having cascaded switches
PL2346030T3 (pl) * 2008-07-11 2015-03-31 Fraunhofer Ges Forschung Koder audio, sposób kodowania sygnału audio oraz program komputerowy
WO2010003479A1 (en) * 2008-07-11 2010-01-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder and audio decoder
US8660176B2 (en) * 2008-09-26 2014-02-25 Qualcomm Incorporated Resolving geometric relationships among video data units
CN102667923B (zh) * 2009-10-20 2014-11-05 弗兰霍菲尔运输应用研究公司 音频编码器、音频解码器、用于将音频信息编码的方法、用于将音频信息解码的方法
CA2786944C (en) * 2010-01-12 2016-03-15 Fraunhofer Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Audio encoder, audio decoder, method for encoding and audio information, method for decoding an audio information and computer program using a hash table describing both significant state values and interval boundaries
RU2638734C2 (ru) * 2013-10-18 2017-12-15 Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. Кодирование спектральных коэффициентов спектра аудиосигнала

Also Published As

Publication number Publication date
EP4224471A2 (en) 2023-08-09
HK1253032A1 (zh) 2019-06-06
EP4376305A2 (en) 2024-05-29
JP2011527443A (ja) 2011-10-27
EP3300076A1 (en) 2018-03-28
EP2301019A1 (en) 2011-03-30
EP3573056B1 (en) 2022-08-17
RU2011102424A (ru) 2012-07-27
EP4224471A3 (en) 2023-09-06
US10685659B2 (en) 2020-06-16
PL3300076T3 (pl) 2019-11-29
AR072422A1 (es) 2010-08-25
US20230326470A1 (en) 2023-10-12
BR122021008239B1 (pt) 2022-03-03
PL2301019T3 (pl) 2018-04-30
EP3937167A1 (en) 2022-01-12
EP4376306A2 (en) 2024-05-29
BRPI0910796A2 (pt) 2020-11-03
MY160260A (en) 2017-02-28
EP4376307A3 (en) 2024-07-10
TW201007698A (en) 2010-02-16
KR101456641B1 (ko) 2014-11-04
ZA201009258B (en) 2011-11-30
PT3573056T (pt) 2022-10-24
EP4224472A1 (en) 2023-08-09
EP4376305A3 (en) 2024-07-03
US20230260524A1 (en) 2023-08-17
FI3573056T3 (fi) 2022-11-30
PL3573056T3 (pl) 2022-12-19
ES2934052T3 (es) 2023-02-16
US10242681B2 (en) 2019-03-26
EP2301019B1 (en) 2017-10-04
ES2731424T3 (es) 2019-11-15
EP3937167B1 (en) 2023-05-10
CA2729925A1 (en) 2010-01-14
ES2651437T3 (es) 2018-01-26
BR122021007875B1 (pt) 2022-02-22
US20150194160A1 (en) 2015-07-09
EP4376307A2 (en) 2024-05-29
BR122021007798B1 (pt) 2021-10-26
JP5606433B2 (ja) 2014-10-15
US20200294515A1 (en) 2020-09-17
PT3300076T (pt) 2019-07-17
US20110173007A1 (en) 2011-07-14
DK3573056T3 (da) 2022-10-03
US8930202B2 (en) 2015-01-06
AU2009267543A1 (en) 2010-01-14
KR20110040822A (ko) 2011-04-20
BRPI0910796B1 (pt) 2021-07-13
CN102089813A (zh) 2011-06-08
EP3300076B1 (en) 2019-04-24
AU2009267543B2 (en) 2013-01-31
US11670310B2 (en) 2023-06-06
TWI449033B (zh) 2014-08-11
WO2010003479A1 (en) 2010-01-14
EP4369609A2 (en) 2024-05-15
CN102089813B (zh) 2013-11-20
MX2011000379A (es) 2011-02-25
US11942101B2 (en) 2024-03-26
EP3573056A1 (en) 2019-11-27
US20190189136A1 (en) 2019-06-20
CO6351831A2 (es) 2011-12-20
CA2729925C (en) 2016-03-29
EP4369609A3 (en) 2024-05-22
EP4376306A3 (en) 2024-07-03
RU2487427C2 (ru) 2013-07-10

Similar Documents

Publication Publication Date Title
HK1253032A1 (zh) 音頻編碼器和音頻解碼器
HK1259024A1 (zh) 音頻編碼器和帶寬擴展解碼器
HK1223453A1 (zh) 用於對音頻樣本進行編碼和解碼的音頻編碼器和解碼器
GB2473139B (en) Enhanced audio decoder
EP2209114A4 (en) ENCODER AND DECODER
GB2458631B (en) Audio processing
EP2211553A4 (en) CODIER AND DECODER
ZA201009208B (en) Audio signal synthesizer and audio signal encoder
EP2169961A4 (en) IMAGE ENCODER AND IMAGE DECODER
HK1135791A1 (en) Audio decoding
EP2287836A4 (en) ENCODER, DECODER AND METHOD THEREFOR
EP2382631A4 (en) DISTRIBUTED SPATIAL AUDIO CODER
EP2431971A4 (en) TONING CODING METHOD AND TONDER CODE
EP2402940A4 (en) ENCODER, DECODER AND METHOD THEREFOR
GB0822492D0 (en) Content broadcasting
EP2128854A4 (en) DEVICE FOR TONE CODING AND TONE DECODING
EP2141693A4 (en) ENCODER / DECODER OF SPEECH
EP2373034A4 (en) BILDCODER AND IMAGE DECODER
HK1129781A1 (en) Decoder
PL3937167T3 (pl) Koder audio i dekoder audio
GB0821404D0 (en) Audio structure
TWI369138B (en) Speaker and application thereof
GB0710419D0 (en) Megalithic Decoder
ZA200802823B (en) Audio compression