RU2665917C2 - Многоканальный аудиодекодер, многоканальный аудиокодер, способы, компьютерная программа и кодированное аудиопредставление с использованием декорреляции представленных посредством рендеринга аудиосигналов - Google Patents

Многоканальный аудиодекодер, многоканальный аудиокодер, способы, компьютерная программа и кодированное аудиопредставление с использованием декорреляции представленных посредством рендеринга аудиосигналов Download PDF

Info

Publication number
RU2665917C2
RU2665917C2 RU2016105755A RU2016105755A RU2665917C2 RU 2665917 C2 RU2665917 C2 RU 2665917C2 RU 2016105755 A RU2016105755 A RU 2016105755A RU 2016105755 A RU2016105755 A RU 2016105755A RU 2665917 C2 RU2665917 C2 RU 2665917C2
Authority
RU
Russia
Prior art keywords
audio
audio signals
rendering
signals
decorrelated
Prior art date
Application number
RU2016105755A
Other languages
English (en)
Russian (ru)
Other versions
RU2016105755A (ru
Inventor
Саша ДИШ
Харальд ФУКС
Оливер ХЕЛЛЬМУТ
Юрген ХЕРРЕ
Адриан МУРТАЗА
Йоуни ПАУЛУС
Фалько РИДДЕРБУШ
Леон ТЕРЕНТИВ
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
Priority claimed from EP20130189345 external-priority patent/EP2830334A1/en
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 RU2016105755A publication Critical patent/RU2016105755A/ru
Application granted granted Critical
Publication of RU2665917C2 publication Critical patent/RU2665917C2/ru

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • 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
    • 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 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
    • 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 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/11—Positioning of individual sound objects, e.g. moving airplane, within a sound field
    • 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)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Stereophonic System (AREA)
RU2016105755A 2013-07-22 2014-07-17 Многоканальный аудиодекодер, многоканальный аудиокодер, способы, компьютерная программа и кодированное аудиопредставление с использованием декорреляции представленных посредством рендеринга аудиосигналов RU2665917C2 (ru)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
EP13177374 2013-07-22
EP13177374.9 2013-07-22
EP20130189345 EP2830334A1 (en) 2013-07-22 2013-10-18 Multi-channel audio decoder, multi-channel audio encoder, methods, computer program and encoded audio representation using a decorrelation of rendered audio signals
EP13189345.5 2013-10-18
EP14161611 2014-03-25
EP14161611.0 2014-03-25
PCT/EP2014/065397 WO2015011015A1 (en) 2013-07-22 2014-07-17 Multi-channel audio decoder, multi-channel audio encoder, methods, computer program and encoded audio representation using a decorrelation of rendered audio signals

Publications (2)

Publication Number Publication Date
RU2016105755A RU2016105755A (ru) 2017-08-25
RU2665917C2 true RU2665917C2 (ru) 2018-09-04

Family

ID=52392762

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2016105755A RU2665917C2 (ru) 2013-07-22 2014-07-17 Многоканальный аудиодекодер, многоканальный аудиокодер, способы, компьютерная программа и кодированное аудиопредставление с использованием декорреляции представленных посредством рендеринга аудиосигналов

Country Status (17)

Country Link
US (2) US10431227B2 (enExample)
EP (1) EP3022949B1 (enExample)
JP (2) JP6449877B2 (enExample)
KR (1) KR101829822B1 (enExample)
CN (1) CN105612766B (enExample)
AU (1) AU2014295207B2 (enExample)
BR (1) BR112016001250B1 (enExample)
CA (1) CA2919080C (enExample)
ES (1) ES2653975T3 (enExample)
MX (1) MX361115B (enExample)
MY (1) MY195412A (enExample)
PL (1) PL3022949T3 (enExample)
PT (1) PT3022949T (enExample)
RU (1) RU2665917C2 (enExample)
SG (1) SG11201600466PA (enExample)
TW (1) TWI601408B (enExample)
WO (1) WO2015011015A1 (enExample)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106716524B (zh) * 2014-09-30 2021-10-22 索尼公司 发送装置、发送方法、接收装置和接收方法
CN106303897A (zh) 2015-06-01 2017-01-04 杜比实验室特许公司 处理基于对象的音频信号
WO2018162472A1 (en) * 2017-03-06 2018-09-13 Dolby International Ab Integrated reconstruction and rendering of audio signals
CN113242508B (zh) * 2017-03-06 2022-12-06 杜比国际公司 基于音频数据流渲染音频输出的方法、解码器系统和介质
US11004457B2 (en) * 2017-10-18 2021-05-11 Htc Corporation Sound reproducing method, apparatus and non-transitory computer readable storage medium thereof
EP4513483A1 (en) * 2018-04-11 2025-02-26 Dolby International AB Methods, apparatus and systems for 6dof audio rendering and data representations and bitstream structures for 6dof audio rendering
EP3777245B1 (en) 2018-04-11 2025-05-28 Dolby International AB Methods, apparatus and systems for a pre-rendered signal for audio rendering
EP3588495A1 (en) 2018-06-22 2020-01-01 FRAUNHOFER-GESELLSCHAFT zur Förderung der angewandten Forschung e.V. Multichannel audio coding
SG11202007628PA (en) * 2018-07-02 2020-09-29 Dolby Laboratories Licensing Corp Methods and devices for generating or decoding a bitstream comprising immersive audio signals
CA3105508C (en) * 2018-07-04 2024-03-26 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Multisignal audio coding using signal whitening as preprocessing
KR102799690B1 (ko) * 2019-06-14 2025-04-23 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 매개변수 인코딩 및 디코딩
EP3987825B1 (en) * 2019-06-20 2024-07-24 Dolby Laboratories Licensing Corporation Rendering of an m-channel input on s speakers (s<m)
GB201909133D0 (en) * 2019-06-25 2019-08-07 Nokia Technologies Oy Spatial audio representation and rendering
TWI703559B (zh) * 2019-07-08 2020-09-01 瑞昱半導體股份有限公司 音效編碼解碼電路及音頻資料的處理方法
KR102300177B1 (ko) * 2019-09-17 2021-09-08 난징 트월링 테크놀로지 컴퍼니 리미티드 몰입형 오디오 렌더링 방법 및 시스템
FR3101741A1 (fr) * 2019-10-02 2021-04-09 Orange Détermination de corrections à appliquer à un signal audio multicanal, codage et décodage associés
EP3809709A1 (en) * 2019-10-14 2021-04-21 Koninklijke Philips N.V. Apparatus and method for audio encoding
GB2594265A (en) * 2020-04-20 2021-10-27 Nokia Technologies Oy Apparatus, methods and computer programs for enabling rendering of spatial audio signals
EP4165630A1 (en) 2020-06-11 2023-04-19 Dolby Laboratories Licensing Corporation Encoding of multi-channel audio signals comprising downmixing of a primary and two or more scaled non-primary input channels
CN114067810B (zh) * 2020-07-31 2025-12-12 华为技术有限公司 音频信号渲染方法和装置
WO2023147864A1 (en) * 2022-02-03 2023-08-10 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method to transform an audio stream
WO2023210978A1 (ko) * 2022-04-28 2023-11-02 삼성전자 주식회사 다채널 오디오 신호 처리 장치 및 방법
GB2634513A (en) * 2023-10-09 2025-04-16 Sony Interactive Entertainment Europe Ltd A method for decorrelating a set of simulated audio signals in a virtual environment

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006026452A1 (en) * 2004-08-25 2006-03-09 Dolby Laboratories Licensing Corporation Multichannel decorrelation in spatial audio coding
WO2007111568A2 (en) * 2006-03-28 2007-10-04 Telefonaktiebolaget L M Ericsson (Publ) Method and arrangement for a decoder for multi-channel surround sound
RU2439719C2 (ru) * 2007-04-26 2012-01-10 Долби Свиден АБ Устройство и способ для синтезирования выходного сигнала
WO2012009851A1 (en) * 2010-07-20 2012-01-26 Huawei Technologies Co., Ltd. Audio signal synthesizer
JP2012505575A (ja) * 2008-10-07 2012-03-01 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 多チャネルオーディオ信号のバイノーラル・レンダリング
US20120207307A1 (en) * 2009-09-10 2012-08-16 Jonas Engdegard Audio signal of an fm stereo radio receiver by using parametric stereo
EP2225893B1 (en) * 2008-01-01 2012-09-05 LG Electronics Inc. A method and an apparatus for processing an audio signal

Family Cites Families (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4751722B2 (ja) * 2002-10-14 2011-08-17 トムソン ライセンシング オーディオシーンにおける音源のワイドネスを符号化および復号化する方法
CA2992125C (en) 2004-03-01 2018-09-25 Dolby Laboratories Licensing Corporation Reconstructing audio signals with multiple decorrelation techniques and differentially coded parameters
MXPA06011361A (es) 2004-04-05 2007-01-16 Koninkl Philips Electronics Nv Codificador de canales multiples.
US7720230B2 (en) 2004-10-20 2010-05-18 Agere Systems, Inc. Individual channel shaping for BCC schemes and the like
SE0402652D0 (sv) * 2004-11-02 2004-11-02 Coding Tech Ab Methods for improved performance of prediction based multi- channel reconstruction
SE0402649D0 (sv) 2004-11-02 2004-11-02 Coding Tech Ab Advanced methods of creating orthogonal signals
KR20130079627A (ko) 2005-03-30 2013-07-10 코닌클리케 필립스 일렉트로닉스 엔.브이. 오디오 인코딩 및 디코딩
CN101228575B (zh) 2005-06-03 2012-09-26 杜比实验室特许公司 利用侧向信息的声道重新配置
US8626503B2 (en) * 2005-07-14 2014-01-07 Erik Gosuinus Petrus Schuijers Audio encoding and decoding
KR20070025905A (ko) * 2005-08-30 2007-03-08 엘지전자 주식회사 멀티채널 오디오 코딩에서 효과적인 샘플링 주파수비트스트림 구성방법
US8184817B2 (en) 2005-09-01 2012-05-22 Panasonic Corporation Multi-channel acoustic signal processing device
WO2007043388A1 (ja) 2005-10-07 2007-04-19 Matsushita Electric Industrial Co., Ltd. 音響信号処理装置および音響信号処理方法
KR100888474B1 (ko) * 2005-11-21 2009-03-12 삼성전자주식회사 멀티채널 오디오 신호의 부호화/복호화 장치 및 방법
KR100803212B1 (ko) * 2006-01-11 2008-02-14 삼성전자주식회사 스케일러블 채널 복호화 방법 및 장치
KR101218776B1 (ko) * 2006-01-11 2013-01-18 삼성전자주식회사 다운믹스된 신호로부터 멀티채널 신호 생성방법 및 그 기록매체
WO2007083956A1 (en) * 2006-01-19 2007-07-26 Lg Electronics Inc. Method and apparatus for processing a media signal
KR100773560B1 (ko) 2006-03-06 2007-11-05 삼성전자주식회사 스테레오 신호 생성 방법 및 장치
TW200742275A (en) 2006-03-21 2007-11-01 Dolby Lab Licensing Corp Low bit rate audio encoding and decoding in which multiple channels are represented by fewer channels and auxiliary information
US8116459B2 (en) 2006-03-28 2012-02-14 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Enhanced method for signal shaping in multi-channel audio reconstruction
KR101346490B1 (ko) 2006-04-03 2014-01-02 디티에스 엘엘씨 오디오 신호 처리 방법 및 장치
US8027479B2 (en) 2006-06-02 2011-09-27 Coding Technologies Ab Binaural multi-channel decoder in the context of non-energy conserving upmix rules
CN101529504B (zh) 2006-10-16 2012-08-22 弗劳恩霍夫应用研究促进协会 多通道参数转换的装置和方法
JP5270557B2 (ja) 2006-10-16 2013-08-21 ドルビー・インターナショナル・アクチボラゲット 多チャネルダウンミックスされたオブジェクト符号化における強化された符号化及びパラメータ表現
EP2122613B1 (en) 2006-12-07 2019-01-30 LG Electronics Inc. A method and an apparatus for processing an audio signal
CN101816191B (zh) 2007-09-26 2014-09-17 弗劳恩霍夫应用研究促进协会 用于提取环境信号的装置和方法
ES2461601T3 (es) * 2007-10-09 2014-05-20 Koninklijke Philips N.V. Procedimiento y aparato para generar una señal de audio binaural
MX2010004138A (es) 2007-10-17 2010-04-30 Ten Forschung Ev Fraunhofer Codificacion de audio usando conversion de estereo a multicanal.
EP2093911A3 (en) 2007-11-28 2010-01-13 Lg Electronics Inc. Receiving system and audio data processing method thereof
US8126172B2 (en) 2007-12-06 2012-02-28 Harman International Industries, Incorporated Spatial processing stereo system
US8335331B2 (en) * 2008-01-18 2012-12-18 Microsoft Corporation Multichannel sound rendering via virtualization in a stereo loudspeaker system
US20090194756A1 (en) 2008-01-31 2009-08-06 Kau Derchang Self-aligned eletrode phase change memory
WO2009102750A1 (en) * 2008-02-14 2009-08-20 Dolby Laboratories Licensing Corporation Stereophonic widening
WO2010004155A1 (fr) * 2008-06-26 2010-01-14 France Telecom Synthese spatiale de signaux audio multicanaux
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
MX2011011399A (es) 2008-10-17 2012-06-27 Univ Friedrich Alexander Er Aparato para suministrar uno o más parámetros ajustados para un suministro de una representación de señal de mezcla ascendente sobre la base de una representación de señal de mezcla descendete, decodificador de señal de audio, transcodificador de señal de audio, codificador de señal de audio, flujo de bits de audio, método y programa de computación que utiliza información paramétrica relacionada con el objeto.
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
BRPI0924007B1 (pt) 2009-04-15 2021-08-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Unidade de supressão de eco acústico e conferência de front-end
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
ES2690164T3 (es) 2009-06-25 2018-11-19 Dts Licensing Limited Dispositivo y método para convertir una señal de audio espacial
JP5793675B2 (ja) 2009-07-31 2015-10-14 パナソニックＩｐマネジメント株式会社 符号化装置および復号装置
JP5604933B2 (ja) 2010-03-30 2014-10-15 富士通株式会社 ダウンミクス装置およびダウンミクス方法
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
JP6096789B2 (ja) * 2011-11-01 2017-03-15 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． オーディオオブジェクトのエンコーディング及びデコーディング
US9749473B2 (en) 2012-03-23 2017-08-29 Dolby Laboratories Licensing Corporation Placement of talkers in 2D or 3D conference scene
EP2956935B1 (en) * 2013-02-14 2017-01-04 Dolby Laboratories Licensing Corporation Controlling the inter-channel coherence of upmixed audio signals
EP2830333A1 (en) 2013-07-22 2015-01-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Multi-channel decorrelator, multi-channel audio decoder, multi-channel audio encoder, methods and computer program using a premix of decorrelator input signals

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006026452A1 (en) * 2004-08-25 2006-03-09 Dolby Laboratories Licensing Corporation Multichannel decorrelation in spatial audio coding
WO2007111568A2 (en) * 2006-03-28 2007-10-04 Telefonaktiebolaget L M Ericsson (Publ) Method and arrangement for a decoder for multi-channel surround sound
RU2439719C2 (ru) * 2007-04-26 2012-01-10 Долби Свиден АБ Устройство и способ для синтезирования выходного сигнала
EP2225893B1 (en) * 2008-01-01 2012-09-05 LG Electronics Inc. A method and an apparatus for processing an audio signal
JP2012505575A (ja) * 2008-10-07 2012-03-01 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 多チャネルオーディオ信号のバイノーラル・レンダリング
US20120207307A1 (en) * 2009-09-10 2012-08-16 Jonas Engdegard Audio signal of an fm stereo radio receiver by using parametric stereo
WO2012009851A1 (en) * 2010-07-20 2012-01-26 Huawei Technologies Co., Ltd. Audio signal synthesizer

Also Published As

Publication number Publication date
TWI601408B (zh) 2017-10-01
US10431227B2 (en) 2019-10-01
JP2016528811A (ja) 2016-09-15
CN105612766A (zh) 2016-05-25
BR112016001250B1 (pt) 2022-07-26
KR20160039634A (ko) 2016-04-11
CA2919080C (en) 2018-06-05
MY195412A (en) 2023-01-19
EP3022949A1 (en) 2016-05-25
JP6777700B2 (ja) 2020-10-28
EP3022949B1 (en) 2017-10-18
TW201521469A (zh) 2015-06-01
AU2014295207B2 (en) 2017-02-02
US20160247507A1 (en) 2016-08-25
CA2919080A1 (en) 2015-01-29
MX2016000902A (es) 2016-05-31
MX361115B (es) 2018-11-28
BR112016001250A2 (enExample) 2017-07-25
WO2015011015A1 (en) 2015-01-29
US12374342B2 (en) 2025-07-29
KR101829822B1 (ko) 2018-03-29
JP2019032541A (ja) 2019-02-28
US20180350375A1 (en) 2018-12-06
CN105612766B (zh) 2018-07-27
SG11201600466PA (en) 2016-02-26
ES2653975T3 (es) 2018-02-09
JP6449877B2 (ja) 2019-01-09
PL3022949T3 (pl) 2018-04-30
AU2014295207A1 (en) 2016-03-10
RU2016105755A (ru) 2017-08-25
PT3022949T (pt) 2018-01-23

Similar Documents

Publication Publication Date Title
RU2665917C2 (ru) Многоканальный аудиодекодер, многоканальный аудиокодер, способы, компьютерная программа и кодированное аудиопредставление с использованием декорреляции представленных посредством рендеринга аудиосигналов
RU2666640C2 (ru) Многоканальный декоррелятор, многоканальный аудиодекодер, многоканальный аудиокодер, способы и компьютерная программа с использованием предварительного микширования входных сигналов декоррелятора
HK40002401B (en) Multi-channel decorrelator, multi-channel audio encoder, method and computer program using a premix of decorrelator input signals
HK40002400A (en) Multi-channel decorrelator, method and computer program using a premix of decorrelator input signals
HK40002400B (en) Multi-channel decorrelator, method and computer program using a premix of decorrelator input signals
HK40002401A (en) Multi-channel decorrelator, multi-channel audio encoder, method and computer program using a premix of decorrelator input signals
HK1224867B (en) Multi-channel audio decoder, multi-channel audio encoder, methods, computer program and encoded audio representation using a decorrelation of rendered audio signals
HK1224867A1 (en) Multi-channel audio decoder, multi-channel audio encoder, methods, computer program and encoded audio representation using a decorrelation of rendered audio signals
HK1225548A1 (en) Multi-channel decorrelator, multi-channel audio decoder, methods and computer program using a premix of decorrelator input signals
HK1225548B (en) Multi-channel decorrelator, multi-channel audio decoder, methods and computer program using a premix of decorrelator input signals