RU2677580C2 - Аудиокодер, аудиодекодер, способы и компьютерная программа, использующие совместно кодированные разностные сигналы - Google Patents

Аудиокодер, аудиодекодер, способы и компьютерная программа, использующие совместно кодированные разностные сигналы Download PDF

Info

Publication number
RU2677580C2
RU2677580C2 RU2016105702A RU2016105702A RU2677580C2 RU 2677580 C2 RU2677580 C2 RU 2677580C2 RU 2016105702 A RU2016105702 A RU 2016105702A RU 2016105702 A RU2016105702 A RU 2016105702A RU 2677580 C2 RU2677580 C2 RU 2677580C2
Authority
RU
Russia
Prior art keywords
signal
channel
audio
difference signal
difference
Prior art date
Application number
RU2016105702A
Other languages
English (en)
Russian (ru)
Other versions
RU2016105702A (ru
Inventor
Саша ДИК
Кристиан ЭРТЕЛЬ
Кристиан ХЕЛЬМРИХ
Йоханнес ХИЛЬПЕРТ
Андреас ХЕЛЬЦЕР
Ахим КУНТЦ
Original Assignee
Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф.
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 Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. filed Critical Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф.
Publication of RU2016105702A publication Critical patent/RU2016105702A/ru
Application granted granted Critical
Publication of RU2677580C2 publication Critical patent/RU2677580C2/ru

Links

Images

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
    • G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • 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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/008—Systems employing more than two channels, e.g. quadraphonic in which the audio signals are in digital form, i.e. employing more than two discrete digital channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/30—Control circuits for electronic adaptation of the sound field
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/01—Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/03—Aspects of down-mixing multi-channel audio to configurations with lower numbers of playback channels, e.g. 7.1 -> 5.1
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/03—Application of parametric coding in stereophonic audio systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Mathematical Physics (AREA)
  • Quality & Reliability (AREA)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
RU2016105702A 2013-07-22 2014-07-11 Аудиокодер, аудиодекодер, способы и компьютерная программа, использующие совместно кодированные разностные сигналы RU2677580C2 (ru)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP13177376 2013-07-22
EP13177376.4 2013-07-22
EP13189305.9A EP2830051A3 (en) 2013-07-22 2013-10-18 Audio encoder, audio decoder, methods and computer program using jointly encoded residual signals
EP13189305.9 2013-10-18
PCT/EP2014/064915 WO2015010926A1 (en) 2013-07-22 2014-07-11 Audio encoder, audio decoder, methods and computer program using jointly encoded residual signals

Publications (2)

Publication Number Publication Date
RU2016105702A RU2016105702A (ru) 2017-08-25
RU2677580C2 true RU2677580C2 (ru) 2019-01-17

Family

ID=48874137

Family Applications (2)

Application Number Title Priority Date Filing Date
RU2016105702A RU2677580C2 (ru) 2013-07-22 2014-07-11 Аудиокодер, аудиодекодер, способы и компьютерная программа, использующие совместно кодированные разностные сигналы
RU2016105703A RU2666230C2 (ru) 2013-07-22 2014-07-14 Аудио декодер, аудио кодер, способ обеспечения по меньшей мере четырех канальных аудио сигналов на основе кодированного представления, способ обеспечения кодированного представления на основе по меньшей мере четырех канальных аудио сигналов и компьютерная программа, использующие расширение диапазона

Family Applications After (1)

Application Number Title Priority Date Filing Date
RU2016105703A RU2666230C2 (ru) 2013-07-22 2014-07-14 Аудио декодер, аудио кодер, способ обеспечения по меньшей мере четырех канальных аудио сигналов на основе кодированного представления, способ обеспечения кодированного представления на основе по меньшей мере четырех канальных аудио сигналов и компьютерная программа, использующие расширение диапазона

Country Status (19)

Country Link
US (8) US9953656B2 (enExample)
EP (4) EP2830051A3 (enExample)
JP (2) JP6346278B2 (enExample)
KR (2) KR101823278B1 (enExample)
CN (5) CN111128206B (enExample)
AR (2) AR097011A1 (enExample)
AU (2) AU2014295360B2 (enExample)
BR (2) BR112016001141B1 (enExample)
CA (2) CA2917770C (enExample)
ES (2) ES2650544T3 (enExample)
MX (2) MX357667B (enExample)
MY (1) MY181944A (enExample)
PL (2) PL3022735T3 (enExample)
PT (2) PT3022735T (enExample)
RU (2) RU2677580C2 (enExample)
SG (1) SG11201600468SA (enExample)
TW (2) TWI544479B (enExample)
WO (2) WO2015010926A1 (enExample)
ZA (2) ZA201601078B (enExample)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9674587B2 (en) * 2012-06-26 2017-06-06 Sonos, Inc. Systems and methods for networked music playback including remote add to queue
EP2830051A3 (en) 2013-07-22 2015-03-04 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder, audio decoder, methods and computer program using jointly encoded residual signals
EP2830053A1 (en) * 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Multi-channel audio decoder, multi-channel audio encoder, methods and computer program using a residual-signal-based adjustment of a contribution of a decorrelated signal
CN107430862B (zh) 2015-02-27 2022-10-04 奥罗技术公司 数字数据集合的编码和解码
EP3067886A1 (en) * 2015-03-09 2016-09-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder for encoding a multichannel signal and audio decoder for decoding an encoded audio signal
US10490197B2 (en) 2015-06-17 2019-11-26 Samsung Electronics Co., Ltd. Method and device for processing internal channels for low complexity format conversion
CN107731238B (zh) 2016-08-10 2021-07-16 华为技术有限公司 多声道信号的编码方法和编码器
US10217468B2 (en) * 2017-01-19 2019-02-26 Qualcomm Incorporated Coding of multiple audio signals
US10573326B2 (en) * 2017-04-05 2020-02-25 Qualcomm Incorporated Inter-channel bandwidth extension
US10431231B2 (en) 2017-06-29 2019-10-01 Qualcomm Incorporated High-band residual prediction with time-domain inter-channel bandwidth extension
RU2765569C1 (ru) 2017-10-12 2022-02-01 Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. Оптимизация доставки звука для приложений виртуальной реальности
US11322164B2 (en) 2018-01-18 2022-05-03 Dolby Laboratories Licensing Corporation Methods and devices for coding soundfield representation signals
EP3777245B1 (en) 2018-04-11 2025-05-28 Dolby International AB Methods, apparatus and systems for a pre-rendered signal for audio rendering
CN114708874A (zh) 2018-05-31 2022-07-05 华为技术有限公司 立体声信号的编码方法和装置
GB201808897D0 (en) * 2018-05-31 2018-07-18 Nokia Technologies Oy Spatial audio parameters
CN110556116B (zh) 2018-05-31 2021-10-22 华为技术有限公司 计算下混信号和残差信号的方法和装置
CN115132214A (zh) * 2018-06-29 2022-09-30 华为技术有限公司 立体声信号的编码、解码方法、编码装置和解码装置
US11929082B2 (en) 2018-11-02 2024-03-12 Dolby International Ab Audio encoder and an audio decoder
BR112021007089A2 (pt) 2018-11-13 2021-07-20 Dolby Laboratories Licensing Corporation processamento de áudio em serviços de áudio imersivos
ES2985934T3 (es) 2018-11-13 2024-11-07 Dolby Laboratories Licensing Corp Representar audio espacial por medio de una señal de audio y metadatos asociados
US10985951B2 (en) 2019-03-15 2021-04-20 The Research Foundation for the State University Integrating Volterra series model and deep neural networks to equalize nonlinear power amplifiers
WO2020204904A1 (en) 2019-04-01 2020-10-08 Google Llc Learning compressible features
US12308034B2 (en) 2019-06-24 2025-05-20 Qualcomm Incorporated Performing psychoacoustic audio coding based on operating conditions
US12142285B2 (en) 2019-06-24 2024-11-12 Qualcomm Incorporated Quantizing spatial components based on bit allocations determined for psychoacoustic audio coding
CN110534120B (zh) * 2019-08-31 2021-10-01 深圳市友恺通信技术有限公司 一种移动网络环境下的环绕声误码修复方法
CN115917643B (zh) * 2020-06-24 2025-05-02 日本电信电话株式会社 声音信号解码方法、声音信号解码装置、计算机程序产品以及记录介质
KR20230060502A (ko) * 2020-09-03 2023-05-04 소니그룹주식회사 신호 처리 장치 및 방법, 학습 장치 및 방법, 그리고 프로그램
JP7491395B2 (ja) * 2020-11-05 2024-05-28 日本電信電話株式会社 音信号精製方法、音信号復号方法、これらの装置、プログラム及び記録媒体

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060233379A1 (en) * 2005-04-15 2006-10-19 Coding Technologies, AB Adaptive residual audio coding
US20100027819A1 (en) * 2006-10-13 2010-02-04 Galaxy Studios Nv method and encoder for combining digital data sets, a decoding method and decoder for such combined digital data sets and a record carrier for storing such combined digital data set
EP2194526A1 (en) * 2008-12-05 2010-06-09 Lg Electronics Inc. A method and apparatus for processing an audio signal
GB2485979A (en) * 2010-11-26 2012-06-06 Univ Surrey Spatial audio coding
US20120275607A1 (en) * 2009-12-16 2012-11-01 Dolby International Ab Sbr bitstream parameter downmix
US20120275609A1 (en) * 2007-10-22 2012-11-01 Electronics And Telecommunications Research Institute Multi-object audio encoding and decoding method and apparatus thereof
RU2474887C2 (ru) * 2007-10-17 2013-02-10 Фраунхофер-Гезелльшафт цур Фёрдерунг дер ангевандтен Форшунг Е.Ф. Аудиокодирование с использованием повышающего микширования

Family Cites Families (81)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3528260B2 (ja) * 1993-10-26 2004-05-17 ソニー株式会社 符号化装置及び方法、並びに復号化装置及び方法
US5488665A (en) 1993-11-23 1996-01-30 At&T Corp. Multi-channel perceptual audio compression system with encoding mode switching among matrixed channels
US5970152A (en) 1996-04-30 1999-10-19 Srs Labs, Inc. Audio enhancement system for use in a surround sound environment
TW303411B (en) 1996-09-18 1997-04-21 Jiang-Su Wu Mesh plate combination for room spacing
SE522553C2 (sv) 2001-04-23 2004-02-17 Ericsson Telefon Ab L M Bandbreddsutsträckning av akustiska signaler
EP1527655B1 (en) * 2002-08-07 2006-10-04 Dolby Laboratories Licensing Corporation Audio channel spatial translation
US7447317B2 (en) * 2003-10-02 2008-11-04 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V Compatible multi-channel coding/decoding by weighting the downmix channel
ATE354160T1 (de) 2003-10-30 2007-03-15 Koninkl Philips Electronics Nv Audiosignalcodierung oder -decodierung
US7394903B2 (en) 2004-01-20 2008-07-01 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Apparatus and method for constructing a multi-channel output signal or for generating a downmix signal
RU2381571C2 (ru) * 2004-03-12 2010-02-10 Нокиа Корпорейшн Синтезирование монофонического звукового сигнала на основе кодированного многоканального звукового сигнала
SE0400997D0 (sv) 2004-04-16 2004-04-16 Cooding Technologies Sweden Ab Efficient coding of multi-channel audio
WO2006000956A1 (en) * 2004-06-22 2006-01-05 Koninklijke Philips Electronics N.V. Audio encoding and decoding
ATE442644T1 (de) 2004-08-26 2009-09-15 Panasonic Corp Mehrkanalige signal-dekodierung
SE0402652D0 (sv) 2004-11-02 2004-11-02 Coding Tech Ab Methods for improved performance of prediction based multi- channel reconstruction
EP1691348A1 (en) * 2005-02-14 2006-08-16 Ecole Polytechnique Federale De Lausanne Parametric joint-coding of audio sources
US7573912B2 (en) 2005-02-22 2009-08-11 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschunng E.V. Near-transparent or transparent multi-channel encoder/decoder scheme
KR20130079627A (ko) * 2005-03-30 2013-07-10 코닌클리케 필립스 일렉트로닉스 엔.브이. 오디오 인코딩 및 디코딩
KR100818268B1 (ko) * 2005-04-14 2008-04-02 삼성전자주식회사 오디오 데이터 부호화 및 복호화 장치와 방법
EP1876585B1 (en) * 2005-04-28 2010-06-16 Panasonic Corporation Audio encoding device and audio encoding method
TWI485698B (zh) * 2005-09-14 2015-05-21 Lg Electronics Inc 音頻訊號之解碼方法及其裝置
KR100888474B1 (ko) * 2005-11-21 2009-03-12 삼성전자주식회사 멀티채널 오디오 신호의 부호화/복호화 장치 및 방법
WO2007083956A1 (en) 2006-01-19 2007-07-26 Lg Electronics Inc. Method and apparatus for processing a media signal
US7953604B2 (en) * 2006-01-20 2011-05-31 Microsoft Corporation Shape and scale parameters for extended-band frequency coding
JP2007207328A (ja) 2006-01-31 2007-08-16 Toshiba Corp 情報記憶媒体、プログラム、情報再生方法、情報再生装置、データ転送方法、及びデータ処理方法
WO2007111568A2 (en) * 2006-03-28 2007-10-04 Telefonaktiebolaget L M Ericsson (Publ) Method and arrangement for a decoder for multi-channel surround sound
US20080004883A1 (en) * 2006-06-30 2008-01-03 Nokia Corporation Scalable audio coding
DE102006047197B3 (de) * 2006-07-31 2008-01-31 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Verarbeiten eines reellen Subband-Signals zur Reduktion von Aliasing-Effekten
KR101435893B1 (ko) * 2006-09-22 2014-09-02 삼성전자주식회사 대역폭 확장 기법 및 스테레오 부호화 기법을 이용한오디오 신호의 부호화/복호화 방법 및 장치
CN101689368B (zh) * 2007-03-30 2012-08-22 韩国电子通信研究院 对具有多声道的多对象音频信号进行编码和解码的设备和方法
CN101071570B (zh) * 2007-06-21 2011-02-16 北京中星微电子有限公司 耦合声道的编、解码处理方法、音频编码装置及解码装置
KR101450940B1 (ko) * 2007-09-19 2014-10-15 텔레폰악티에볼라겟엘엠에릭슨(펍) 멀티채널 오디오의 조인트 인핸스먼트
WO2009066959A1 (en) * 2007-11-21 2009-05-28 Lg Electronics Inc. A method and an apparatus for processing a signal
JP5400059B2 (ja) * 2007-12-18 2014-01-29 エルジー エレクトロニクス インコーポレイティド オーディオ信号処理方法及び装置
US20090164223A1 (en) * 2007-12-19 2009-06-25 Dts, Inc. Lossless multi-channel audio codec
JP5266332B2 (ja) * 2008-01-01 2013-08-21 エルジー エレクトロニクス インコーポレイティド 信号処理方法及び装置
CA2717584C (en) * 2008-03-04 2015-05-12 Lg Electronics Inc. Method and apparatus for processing an audio signal
US8811621B2 (en) 2008-05-23 2014-08-19 Koninklijke Philips N.V. Parametric stereo upmix apparatus, a parametric stereo decoder, a parametric stereo downmix apparatus, a parametric stereo encoder
EP2144229A1 (en) 2008-07-11 2010-01-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Efficient use of phase information in audio encoding and decoding
EP2144231A1 (en) 2008-07-11 2010-01-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Low bitrate audio encoding/decoding scheme with common preprocessing
CN103634733B (zh) 2008-07-31 2016-05-25 弗劳恩霍夫应用研究促进协会 双耳信号的信号生成
US8817992B2 (en) * 2008-08-11 2014-08-26 Nokia Corporation Multichannel audio coder and decoder
US9330671B2 (en) * 2008-10-10 2016-05-03 Telefonaktiebolaget L M Ericsson (Publ) Energy conservative multi-channel audio coding
US8332229B2 (en) * 2008-12-30 2012-12-11 Stmicroelectronics Asia Pacific Pte. Ltd. Low complexity MPEG encoding for surround sound recordings
EP2214161A1 (en) 2009-01-28 2010-08-04 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus, method and computer program for upmixing a downmix audio signal
EP2214162A1 (en) 2009-01-28 2010-08-04 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Upmixer, method and computer program for upmixing a downmix audio signal
WO2010105926A2 (en) * 2009-03-17 2010-09-23 Dolby International Ab Advanced stereo coding based on a combination of adaptively selectable left/right or mid/side stereo coding and of parametric stereo coding
CN102257563B (zh) 2009-04-08 2013-09-25 弗劳恩霍夫应用研究促进协会 使用相位值平滑对下混频音频信号进行上混频的装置和方法
CN101582262B (zh) * 2009-06-16 2011-12-28 武汉大学 一种空间音频参数帧间预测编解码方法
JP5678048B2 (ja) 2009-06-24 2015-02-25 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 カスケード化されたオーディオオブジェクト処理ステージを用いたオーディオ信号デコーダ、オーディオ信号を復号化する方法、およびコンピュータプログラム
CN101989425B (zh) * 2009-07-30 2012-05-23 华为终端有限公司 多描述音频编解码的方法、装置及系统
KR101569702B1 (ko) * 2009-08-17 2015-11-17 삼성전자주식회사 레지듀얼 신호 인코딩 및 디코딩 방법 및 장치
KR101613975B1 (ko) * 2009-08-18 2016-05-02 삼성전자주식회사 멀티 채널 오디오 신호의 부호화 방법 및 장치, 그 복호화 방법 및 장치
JP2011066868A (ja) * 2009-08-18 2011-03-31 Victor Co Of Japan Ltd オーディオ信号符号化方法、符号化装置、復号化方法及び復号化装置
BR112012007138B1 (pt) 2009-09-29 2021-11-30 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Decodificador de sinal de áudio, codificador de sinal de áudio, método para prover uma representação de mescla ascendente de sinal, método para prover uma representação de mescla descendente de sinal e fluxo de bits usando um valor de parâmetro comum de correlação intra- objetos
CN101695150B (zh) * 2009-10-12 2011-11-30 清华大学 多声道音频编码方法、编码器、解码方法和解码器
KR101710113B1 (ko) 2009-10-23 2017-02-27 삼성전자주식회사 위상 정보와 잔여 신호를 이용한 부호화／복호화 장치 및 방법
EP2375409A1 (en) * 2010-04-09 2011-10-12 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder, audio decoder and related methods for processing multi-channel audio signals using complex prediction
IL286761B (en) * 2010-04-09 2022-09-01 Dolby Int Ab An uplink mixer is active in predictive or non-predictive mode
PL3779981T3 (pl) 2010-04-13 2023-10-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Koder audio lub wideo, dekoder audio lub wideo i powiązane sposoby przetwarzania wielokanałowych sygnałów audio lub wideo z wykorzystaniem zmiennego kierunku predykcji
CN103180898B (zh) 2010-08-25 2015-04-08 弗兰霍菲尔运输应用研究公司 用于利用合成单元和混频器解码包括瞬时的信号的设备
KR101697550B1 (ko) 2010-09-16 2017-02-02 삼성전자주식회사 멀티채널 오디오 대역폭 확장 장치 및 방법
AR084091A1 (es) 2010-12-03 2013-04-17 Fraunhofer Ges Forschung Adquisicion de sonido mediante la extraccion de informacion geometrica de estimativos de direccion de llegada
EP2477188A1 (en) 2011-01-18 2012-07-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Encoding and decoding of slot positions of events in an audio signal frame
CN102610231B (zh) * 2011-01-24 2013-10-09 华为技术有限公司 一种带宽扩展方法及装置
MY159444A (en) 2011-02-14 2017-01-13 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E V Encoding and decoding of pulse positions of tracks of an audio signal
BR112013020239B1 (pt) 2011-02-14 2021-12-21 Fraunhofer-Gellschaft Zur Förderung Der Angewandten Forschung E.V. Geração de ruído em codecs de áudio
WO2012158333A1 (en) * 2011-05-19 2012-11-22 Dolby Laboratories Licensing Corporation Forensic detection of parametric audio coding schemes
US9070361B2 (en) * 2011-06-10 2015-06-30 Google Technology Holdings LLC Method and apparatus for encoding a wideband speech signal utilizing downmixing of a highband component
JP6113282B2 (ja) 2012-08-10 2017-04-12 フラウンホーファー−ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン パラメトリックオーディオオブジェクトコーディングのための残差コンセプトを採用するエンコーダ、デコーダ、システム、および方法
RU2618848C2 (ru) 2013-01-29 2017-05-12 Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. Устройство и способ для выбора одного из первого алгоритма кодирования аудио и второго алгоритма кодирования аудио
US9679571B2 (en) 2013-04-10 2017-06-13 Electronics And Telecommunications Research Institute Encoder and encoding method for multi-channel signal, and decoder and decoding method for multi-channel signal
WO2014168439A1 (ko) * 2013-04-10 2014-10-16 한국전자통신연구원 다채널 신호를 위한 인코더 및 인코딩 방법, 다채널 신호를 위한 디코더 및 디코딩 방법
EP2830332A3 (en) 2013-07-22 2015-03-11 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Method, signal processing unit, and computer program for mapping a plurality of input channels of an input channel configuration to output channels of an output channel configuration
EP2830045A1 (en) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Concept for audio encoding and decoding for audio channels and audio objects
EP2830051A3 (en) 2013-07-22 2015-03-04 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder, audio decoder, methods and computer program using jointly encoded residual signals
EP2830049A1 (en) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for efficient object metadata coding
EP2838086A1 (en) 2013-07-22 2015-02-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. In an reduction of comb filter artifacts in multi-channel downmix with adaptive phase alignment
EP2830056A1 (en) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for encoding or decoding an audio signal with intelligent gap filling in the spectral domain
EP2830053A1 (en) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Multi-channel audio decoder, multi-channel audio encoder, methods and computer program using a residual-signal-based adjustment of a contribution of a decorrelated signal
EP2866227A1 (en) 2013-10-22 2015-04-29 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Method for decoding and encoding a downmix matrix, method for presenting audio content, encoder and decoder for a downmix matrix, audio encoder and audio decoder
EP2928216A1 (en) 2014-03-26 2015-10-07 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for screen related audio object remapping

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060233379A1 (en) * 2005-04-15 2006-10-19 Coding Technologies, AB Adaptive residual audio coding
US20100027819A1 (en) * 2006-10-13 2010-02-04 Galaxy Studios Nv method and encoder for combining digital data sets, a decoding method and decoder for such combined digital data sets and a record carrier for storing such combined digital data set
RU2474887C2 (ru) * 2007-10-17 2013-02-10 Фраунхофер-Гезелльшафт цур Фёрдерунг дер ангевандтен Форшунг Е.Ф. Аудиокодирование с использованием повышающего микширования
US20130138446A1 (en) * 2007-10-17 2013-05-30 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Audio decoder, audio object encoder, method for decoding a multi-audio-object signal, multi-audio-object encoding method, and non-transitory computer-readable medium therefor
US20120275609A1 (en) * 2007-10-22 2012-11-01 Electronics And Telecommunications Research Institute Multi-object audio encoding and decoding method and apparatus thereof
EP2194526A1 (en) * 2008-12-05 2010-06-09 Lg Electronics Inc. A method and apparatus for processing an audio signal
US20120275607A1 (en) * 2009-12-16 2012-11-01 Dolby International Ab Sbr bitstream parameter downmix
GB2485979A (en) * 2010-11-26 2012-06-06 Univ Surrey Spatial audio coding

Also Published As

Publication number Publication date
ES2650544T3 (es) 2018-01-19
RU2016105702A (ru) 2017-08-25
RU2016105703A (ru) 2017-08-25
US11488610B2 (en) 2022-11-01
JP2016529544A (ja) 2016-09-23
CN111128206B (zh) 2024-08-23
PT3022734T (pt) 2017-11-29
AU2014295360A1 (en) 2016-03-10
CA2917770A1 (en) 2015-01-29
MX2016000939A (es) 2016-04-25
BR112016001137A2 (enExample) 2017-07-25
JP2016530788A (ja) 2016-09-29
US10741188B2 (en) 2020-08-11
EP3022734A1 (en) 2016-05-25
CN105593931B (zh) 2019-12-27
TWI544479B (zh) 2016-08-01
US9953656B2 (en) 2018-04-24
US9940938B2 (en) 2018-04-10
BR112016001137B1 (pt) 2022-11-29
CN105580073A (zh) 2016-05-11
EP3022734B1 (en) 2017-08-23
TW201514973A (zh) 2015-04-16
EP2830051A2 (en) 2015-01-28
PL3022734T3 (pl) 2018-01-31
PL3022735T3 (pl) 2018-02-28
AU2014295360B2 (en) 2017-10-26
CN111128205A (zh) 2020-05-08
EP3022735B1 (en) 2017-09-06
CA2918237C (en) 2021-09-21
US20160247509A1 (en) 2016-08-25
ZA201601080B (en) 2017-08-30
US12380899B2 (en) 2025-08-05
KR20160033777A (ko) 2016-03-28
AR097012A1 (es) 2016-02-10
US20190378522A1 (en) 2019-12-12
KR101823278B1 (ko) 2018-01-29
US20160247508A1 (en) 2016-08-25
US11657826B2 (en) 2023-05-23
KR101823279B1 (ko) 2018-03-08
WO2015010926A1 (en) 2015-01-29
TW201514972A (zh) 2015-04-16
AU2014295282B2 (en) 2017-07-27
US20210233543A1 (en) 2021-07-29
MY181944A (en) 2021-01-14
SG11201600468SA (en) 2016-02-26
CN111128206A (zh) 2020-05-08
ES2649194T3 (es) 2018-01-10
TWI550598B (zh) 2016-09-21
EP2830051A3 (en) 2015-03-04
US20240029744A1 (en) 2024-01-25
US10147431B2 (en) 2018-12-04
MX2016000858A (es) 2016-05-05
AR097011A1 (es) 2016-02-10
AU2014295282A1 (en) 2016-03-10
US20190108842A1 (en) 2019-04-11
JP6117997B2 (ja) 2017-04-19
CN111105805A (zh) 2020-05-05
PT3022735T (pt) 2017-12-07
JP6346278B2 (ja) 2018-06-20
MX357826B (es) 2018-07-25
CN105580073B (zh) 2019-12-13
ZA201601078B (en) 2017-05-31
RU2666230C2 (ru) 2018-09-06
EP3022735A1 (en) 2016-05-25
CN111105805B (zh) 2025-03-04
US10770080B2 (en) 2020-09-08
MX357667B (es) 2018-07-18
CA2918237A1 (en) 2015-01-29
CA2917770C (en) 2021-01-05
WO2015010934A1 (en) 2015-01-29
KR20160033778A (ko) 2016-03-28
US20210056979A1 (en) 2021-02-25
BR112016001141B1 (pt) 2021-12-14
EP2830052A1 (en) 2015-01-28
BR112016001141A2 (pt) 2017-07-25
CN105593931A (zh) 2016-05-18
US20160275957A1 (en) 2016-09-22

Similar Documents

Publication Publication Date Title
RU2677580C2 (ru) Аудиокодер, аудиодекодер, способы и компьютерная программа, использующие совместно кодированные разностные сигналы
HK1225154B (en) Audio encoder, audio decoder, methods and computer program using jointly encoded residual signals
HK1225154A1 (en) Audio encoder, audio decoder, methods and computer program using jointly encoded residual signals
HK1224799B (en) Audio decoder, audio encoder, method for providing at least four audio channel signals on the basis of an encoded representation, method for providing an encoded representation on the basis of at least four audio channel signals and computer program using a bandwidth extension
HK1224799A1 (en) Audio decoder, audio encoder, method for providing at least four audio channel signals on the basis of an encoded representation, method for providing an encoded representation on the basis of at least four audio channel signals and computer program using a bandwidth extension