PL2335428T3 - Dwuuszny rendering wielokanałowego sygnału audio - Google Patents

Dwuuszny rendering wielokanałowego sygnału audio

Info

Publication number
PL2335428T3
PL2335428T3 PL09778738T PL09778738T PL2335428T3 PL 2335428 T3 PL2335428 T3 PL 2335428T3 PL 09778738 T PL09778738 T PL 09778738T PL 09778738 T PL09778738 T PL 09778738T PL 2335428 T3 PL2335428 T3 PL 2335428T3
Authority
PL
Poland
Prior art keywords
audio signal
channel audio
binaural rendering
binaural
rendering
Prior art date
Application number
PL09778738T
Other languages
English (en)
Inventor
Jeroen Koppens
Harald Mundt
Leonid Terentiev
Cornelia Falch
Johannes Hilpert
Oliver Hellmuth
Lars Villemoes
Jan Plogsties
Jeroen Breebaart
Jonas Engdegard
Original Assignee
Fraunhofer Ges Forschung
Koninklijke Philips Nv
Dolby Int Ab
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, Koninklijke Philips Nv, Dolby Int Ab filed Critical Fraunhofer Ges Forschung
Publication of PL2335428T3 publication Critical patent/PL2335428T3/pl

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
    • H04S3/004—For headphones
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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 
    • H04S1/00—Two-channel systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S1/00—Two-channel systems
    • H04S1/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
    • H04S1/005—For headphones
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding
    • 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 
    • H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/01—Enhancing the perception of the sound image or of the spatial distribution using head related transfer functions [HRTF's] or equivalents thereof, e.g. interaural time difference [ITD] or interaural level difference [ILD]
    • 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
PL09778738T 2008-10-07 2009-09-25 Dwuuszny rendering wielokanałowego sygnału audio PL2335428T3 (pl)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US10330308P 2008-10-07 2008-10-07
EP09006598A EP2175670A1 (en) 2008-10-07 2009-05-15 Binaural rendering of a multi-channel audio signal
PCT/EP2009/006955 WO2010040456A1 (en) 2008-10-07 2009-09-25 Binaural rendering of a multi-channel audio signal
EP09778738.6A EP2335428B1 (en) 2008-10-07 2009-09-25 Binaural rendering of a multi-channel audio signal

Publications (1)

Publication Number Publication Date
PL2335428T3 true PL2335428T3 (pl) 2015-08-31

Family

ID=41165167

Family Applications (1)

Application Number Title Priority Date Filing Date
PL09778738T PL2335428T3 (pl) 2008-10-07 2009-09-25 Dwuuszny rendering wielokanałowego sygnału audio

Country Status (16)

Country Link
US (1) US8325929B2 (pl)
EP (2) EP2175670A1 (pl)
JP (1) JP5255702B2 (pl)
KR (1) KR101264515B1 (pl)
CN (1) CN102187691B (pl)
AU (1) AU2009301467B2 (pl)
BR (1) BRPI0914055B1 (pl)
CA (1) CA2739651C (pl)
ES (1) ES2532152T3 (pl)
HK (1) HK1159393A1 (pl)
MX (1) MX2011003742A (pl)
MY (1) MY152056A (pl)
PL (1) PL2335428T3 (pl)
RU (1) RU2512124C2 (pl)
TW (1) TWI424756B (pl)
WO (1) WO2010040456A1 (pl)

Families Citing this family (82)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8027479B2 (en) * 2006-06-02 2011-09-27 Coding Technologies Ab Binaural multi-channel decoder in the context of non-energy conserving upmix rules
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.
US20100324915A1 (en) * 2009-06-23 2010-12-23 Electronic And Telecommunications Research Institute Encoding and decoding apparatuses for high quality multi-channel audio codec
CN109040636B (zh) 2010-03-23 2021-07-06 杜比实验室特许公司 音频再现方法和声音再现系统
US10158958B2 (en) 2010-03-23 2018-12-18 Dolby Laboratories Licensing Corporation Techniques for localized perceptual audio
CN102907120B (zh) * 2010-06-02 2016-05-25 皇家飞利浦电子股份有限公司 用于声音处理的系统和方法
UA107771C2 (en) * 2011-09-29 2015-02-10 Dolby Int Ab Prediction-based fm stereo radio noise reduction
CN102404610B (zh) * 2011-12-30 2014-06-18 百视通网络电视技术发展有限责任公司 视频点播服务的实现方法及系统
KR20130093798A (ko) 2012-01-02 2013-08-23 한국전자통신연구원 다채널 신호 부호화 및 복호화 장치 및 방법
WO2013103256A1 (ko) 2012-01-05 2013-07-11 삼성전자 주식회사 다채널 음향 신호의 정위 방법 및 장치
US9190065B2 (en) 2012-07-15 2015-11-17 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for three-dimensional audio coding using basis function coefficients
US9761229B2 (en) 2012-07-20 2017-09-12 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for audio object clustering
US9516446B2 (en) 2012-07-20 2016-12-06 Qualcomm Incorporated Scalable downmix design for object-based surround codec with cluster analysis by synthesis
PT2880654T (pt) * 2012-08-03 2017-12-07 Fraunhofer Ges Forschung Descodificador e método para um conceito paramétrico generalizado de codificação de objeto de áudio espacial para caixas de downmix/upmix multicanal
RU2602346C2 (ru) * 2012-08-31 2016-11-20 Долби Лэборетериз Лайсенсинг Корпорейшн Рендеринг отраженного звука для объектно-ориентированной аудиоинформации
EP2717261A1 (en) 2012-10-05 2014-04-09 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Encoder, decoder and methods for backward compatible multi-resolution spatial-audio-object-coding
US20150264502A1 (en) * 2012-11-16 2015-09-17 Yamaha Corporation Audio Signal Processing Device, Position Information Acquisition Device, and Audio Signal Processing System
BR112015013154B1 (pt) * 2012-12-04 2022-04-26 Samsung Electronics Co., Ltd Aparelho fornecedor de áudio, e método fornecedor de áudio
PL2939443T3 (pl) 2012-12-27 2018-07-31 Dts, Inc. Układ i sposób zmiennej dekorelacji sygnałów audio
TR201808415T4 (tr) 2013-01-15 2018-07-23 Koninklijke Philips Nv Binoral ses işleme.
EP2757559A1 (en) 2013-01-22 2014-07-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for spatial audio object coding employing hidden objects for signal mixture manipulation
US9900720B2 (en) * 2013-03-28 2018-02-20 Dolby Laboratories Licensing Corporation Using single bitstream to produce tailored audio device mixes
EP2987166A4 (en) * 2013-04-15 2016-12-21 Nokia Technologies Oy BESTIMMER FOR MULTI-CHANNEL AUDIOSIGNAL CODIER MODE
CN108806704B (zh) 2013-04-19 2023-06-06 韩国电子通信研究院 多信道音频信号处理装置及方法
KR102150955B1 (ko) * 2013-04-19 2020-09-02 한국전자통신연구원 다채널 오디오 신호 처리 장치 및 방법
CN105075294B (zh) * 2013-04-30 2018-03-09 华为技术有限公司 音频信号处理装置
US8804971B1 (en) 2013-04-30 2014-08-12 Dolby International Ab Hybrid encoding of higher frequency and downmixed low frequency content of multichannel audio
EP2804176A1 (en) * 2013-05-13 2014-11-19 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio object separation from mixture signal using object-specific time/frequency resolutions
RU2667630C2 (ru) * 2013-05-16 2018-09-21 Конинклейке Филипс Н.В. Устройство аудиообработки и способ для этого
BR112015028409B1 (pt) * 2013-05-16 2022-05-31 Koninklijke Philips N.V. Aparelho de áudio e método de processamento de áudio
KR101751228B1 (ko) * 2013-05-24 2017-06-27 돌비 인터네셔널 에이비 오디오 오브젝트들을 포함한 오디오 장면들의 효율적 코딩
PL3022949T3 (pl) * 2013-07-22 2018-04-30 Fraunhofer Gesellschaft zur Förderung der angewandten Forschung e.V. Wielokanałowy dekoder audio, wielokanałowy koder audio, sposoby, program komputerowy i zakodowana reprezentacja audio z użyciem dekorelacji renderowanych sygnałów audio
EP2830336A3 (en) 2013-07-22 2015-03-04 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Renderer controlled spatial upmix
EP2830334A1 (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, computer program and encoded audio representation using a decorrelation of rendered audio signals
US9319819B2 (en) 2013-07-25 2016-04-19 Etri Binaural rendering method and apparatus for decoding multi channel audio
US9812150B2 (en) 2013-08-28 2017-11-07 Accusonus, Inc. Methods and systems for improved signal decomposition
CN105493182B (zh) * 2013-08-28 2020-01-21 杜比实验室特许公司 混合波形编码和参数编码语音增强
EP3561809B1 (en) 2013-09-12 2023-11-22 Dolby International AB Method for decoding and decoder.
WO2015041476A1 (ko) 2013-09-17 2015-03-26 주식회사 윌러스표준기술연구소 오디오 신호 처리 방법 및 장치
US9769589B2 (en) * 2013-09-27 2017-09-19 Sony Interactive Entertainment Inc. Method of improving externalization of virtual surround sound
EP2854133A1 (en) * 2013-09-27 2015-04-01 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Generation of a downmix signal
WO2015049332A1 (de) * 2013-10-02 2015-04-09 Stormingswiss Gmbh Ableitung von multikanalsignalen aus zwei oder mehreren grundsignalen
JP6201047B2 (ja) 2013-10-21 2017-09-20 ドルビー・インターナショナル・アーベー オーディオ信号のパラメトリック再構成のための脱相関器構造
KR102381216B1 (ko) * 2013-10-21 2022-04-08 돌비 인터네셔널 에이비 오디오 신호들의 파라메트릭 재구성
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
CN108449704B (zh) 2013-10-22 2021-01-01 韩国电子通信研究院 生成用于音频信号的滤波器的方法及其参数化装置
EP2866475A1 (en) 2013-10-23 2015-04-29 Thomson Licensing Method for and apparatus for decoding an audio soundfield representation for audio playback using 2D setups
CN108712711B (zh) 2013-10-31 2021-06-15 杜比实验室特许公司 使用元数据处理的耳机的双耳呈现
CN108597528B (zh) 2013-12-23 2023-05-30 韦勒斯标准与技术协会公司 生成用于音频信号的滤波器的方法及其参数化装置
CN104768121A (zh) 2014-01-03 2015-07-08 杜比实验室特许公司 响应于多通道音频通过使用至少一个反馈延迟网络产生双耳音频
MX365162B (es) 2014-01-03 2019-05-24 Dolby Laboratories Licensing Corp Generacion de audio binaural en respuesta a audio multicanal utilizando al menos una red de retardo realimentada.
US10468036B2 (en) 2014-04-30 2019-11-05 Accusonus, Inc. Methods and systems for processing and mixing signals using signal decomposition
US20150264505A1 (en) 2014-03-13 2015-09-17 Accusonus S.A. Wireless exchange of data between devices in live events
CN106105269B (zh) * 2014-03-19 2018-06-19 韦勒斯标准与技术协会公司 音频信号处理方法和设备
EP3128766A4 (en) 2014-04-02 2018-01-03 Wilus Institute of Standards and Technology Inc. Audio signal processing method and device
WO2015152666A1 (ko) * 2014-04-02 2015-10-08 삼성전자 주식회사 Hoa 신호를 포함하는 오디오 신호를 디코딩하는 방법 및 장치
CN105338446B (zh) * 2014-07-04 2019-03-12 南宁富桂精密工业有限公司 音频声道控制电路
WO2016009863A1 (ja) * 2014-07-18 2016-01-21 ソニー株式会社 サーバ装置、およびサーバ装置の情報処理方法、並びにプログラム
US9774974B2 (en) * 2014-09-24 2017-09-26 Electronics And Telecommunications Research Institute Audio metadata providing apparatus and method, and multichannel audio data playback apparatus and method to support dynamic format conversion
JP6463955B2 (ja) * 2014-11-26 2019-02-06 日本放送協会 三次元音響再生装置及びプログラム
CN114005454A (zh) 2015-06-17 2022-02-01 三星电子株式会社 实现低复杂度格式转换的内部声道处理方法和装置
KR102627374B1 (ko) * 2015-06-17 2024-01-19 삼성전자주식회사 저연산 포맷 변환을 위한 인터널 채널 처리 방법 및 장치
KR102537541B1 (ko) * 2015-06-17 2023-05-26 삼성전자주식회사 저연산 포맷 변환을 위한 인터널 채널 처리 방법 및 장치
US9860666B2 (en) 2015-06-18 2018-01-02 Nokia Technologies Oy Binaural audio reproduction
ES2818562T3 (es) * 2015-08-25 2021-04-13 Dolby Laboratories Licensing Corp Descodificador de audio y procedimiento de descodificación
KR20230048461A (ko) 2015-08-25 2023-04-11 돌비 레버러토리즈 라이쎈싱 코오포레이션 오디오 디코더 및 디코딩 방법
CN112492501B (zh) 2015-08-25 2022-10-14 杜比国际公司 使用呈现变换参数的音频编码和解码
KR20170125660A (ko) * 2016-05-04 2017-11-15 가우디오디오랩 주식회사 오디오 신호 처리 방법 및 장치
US10659904B2 (en) 2016-09-23 2020-05-19 Gaudio Lab, Inc. Method and device for processing binaural audio signal
US10356545B2 (en) * 2016-09-23 2019-07-16 Gaudio Lab, Inc. Method and device for processing audio signal by using metadata
CN114025301A (zh) 2016-10-28 2022-02-08 松下电器（美国）知识产权公司 用于回放多个音频源的双声道渲染装置和方法
WO2018147701A1 (ko) * 2017-02-10 2018-08-16 가우디오디오랩 주식회사 오디오 신호 처리 방법 및 장치
CN107205207B (zh) * 2017-05-17 2019-01-29 华南理工大学 一种基于中垂面特性的虚拟声像近似获取方法
US11264050B2 (en) 2018-04-27 2022-03-01 Dolby Laboratories Licensing Corporation Blind detection of binauralized stereo content
US11929091B2 (en) 2018-04-27 2024-03-12 Dolby Laboratories Licensing Corporation Blind detection of binauralized stereo content
CN113115175B (zh) * 2018-09-25 2022-05-10 Oppo广东移动通信有限公司 3d音效处理方法及相关产品
JP7092050B2 (ja) * 2019-01-17 2022-06-28 日本電信電話株式会社 多地点制御方法、装置及びプログラム
CN110049423A (zh) * 2019-04-22 2019-07-23 福州瑞芯微电子股份有限公司 一种利用广义互相关和能量谱检测麦克风的方法和系统
US11943600B2 (en) 2019-05-03 2024-03-26 Dolby Laboratories Licensing Corporation Rendering audio objects with multiple types of renderers
TWI750565B (zh) * 2020-01-15 2021-12-21 原相科技股份有限公司 真無線多聲道揚聲裝置及其多音源發聲之方法
GB2595475A (en) * 2020-05-27 2021-12-01 Nokia Technologies Oy Spatial audio representation and rendering
US20230081104A1 (en) * 2021-09-14 2023-03-16 Sound Particles S.A. System and method for interpolating a head-related transfer function

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7644003B2 (en) * 2001-05-04 2010-01-05 Agere Systems Inc. Cue-based audio coding/decoding
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
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
SG10202004688SA (en) * 2004-03-01 2020-06-29 Dolby Laboratories Licensing Corp Multichannel Audio Coding
CN1930914B (zh) * 2004-03-04 2012-06-27 艾格瑞系统有限公司 对多声道音频信号进行编码和合成的方法和装置
EP1735779B1 (en) * 2004-04-05 2013-06-19 Koninklijke Philips Electronics N.V. Encoder apparatus, decoder apparatus, methods thereof and associated audio system
SE0400998D0 (sv) * 2004-04-16 2004-04-16 Cooding Technologies Sweden Ab Method for representing multi-channel audio signals
EP1691348A1 (en) * 2005-02-14 2006-08-16 Ecole Polytechnique Federale De Lausanne Parametric joint-coding of audio sources
US20060247918A1 (en) * 2005-04-29 2006-11-02 Microsoft Corporation Systems and methods for 3D audio programming and processing
US20070055510A1 (en) * 2005-07-19 2007-03-08 Johannes Hilpert Concept for bridging the gap between parametric multi-channel audio coding and matrixed-surround multi-channel coding
KR100619082B1 (ko) * 2005-07-20 2006-09-05 삼성전자주식회사 와이드 모노 사운드 재생 방법 및 시스템
CN101263742B (zh) * 2005-09-13 2014-12-17 皇家飞利浦电子股份有限公司 音频编码
JP2007104601A (ja) * 2005-10-07 2007-04-19 Matsushita Electric Ind Co Ltd マルチチャンネル符号化における頭部伝達関数をサポートするための装置
EP1969901A2 (en) * 2006-01-05 2008-09-17 Telefonaktiebolaget LM Ericsson (publ) Personalized decoding of multi-channel surround sound
CN101356573B (zh) * 2006-01-09 2012-01-25 诺基亚公司 对双耳音频信号的解码的控制
WO2007080225A1 (en) * 2006-01-09 2007-07-19 Nokia Corporation Decoding of binaural audio signals
WO2007080211A1 (en) * 2006-01-09 2007-07-19 Nokia Corporation Decoding of binaural audio signals
JP4814344B2 (ja) * 2006-01-19 2011-11-16 エルジー エレクトロニクス インコーポレイティド メディア信号の処理方法及び装置
EP1974343A4 (en) * 2006-01-19 2011-05-04 Lg Electronics Inc METHOD AND ARRANGEMENT FOR DECODING A SIGNAL
DE602007004451D1 (de) * 2006-02-21 2010-03-11 Koninkl Philips Electronics Nv Audiokodierung und audiodekodierung
KR100773560B1 (ko) * 2006-03-06 2007-11-05 삼성전자주식회사 스테레오 신호 생성 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
JP5270566B2 (ja) * 2006-12-07 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 オーディオ処理方法及び装置
CN101809654B (zh) * 2007-04-26 2013-08-07 杜比国际公司 供合成输出信号的装置和方法
CN101933344B (zh) * 2007-10-09 2013-01-02 荷兰皇家飞利浦电子公司 用于产生双声道音频信号的方法及装置

Also Published As

Publication number Publication date
ES2532152T3 (es) 2015-03-24
CA2739651A1 (en) 2010-04-25
BRPI0914055A2 (pt) 2015-11-03
US20110264456A1 (en) 2011-10-27
TWI424756B (zh) 2014-01-21
AU2009301467B2 (en) 2013-08-01
KR101264515B1 (ko) 2013-05-14
EP2335428A1 (en) 2011-06-22
RU2512124C2 (ru) 2014-04-10
TW201036464A (en) 2010-10-01
JP2012505575A (ja) 2012-03-01
WO2010040456A1 (en) 2010-04-15
CA2739651C (en) 2015-03-24
JP5255702B2 (ja) 2013-08-07
BRPI0914055B1 (pt) 2021-02-02
CN102187691A (zh) 2011-09-14
KR20110082553A (ko) 2011-07-19
EP2175670A1 (en) 2010-04-14
MY152056A (en) 2014-08-15
US8325929B2 (en) 2012-12-04
EP2335428B1 (en) 2015-01-14
CN102187691B (zh) 2014-04-30
HK1159393A1 (en) 2012-07-27
RU2011117698A (ru) 2012-11-10
AU2009301467A1 (en) 2010-04-15
MX2011003742A (es) 2011-06-09

Similar Documents

Publication Publication Date Title
HK1159393A1 (en) Binaural rendering of a multi-channel audio signal
EP1971979A4 (en) DECODING BINAURAL AUDIO SIGNALS
HK1132365A1 (en) Dynamic decoding of binaural audio signals
HK1111801A1 (en) Dual-transform coding of audio signals
HK1164009A1 (en) Signal generation for binaural signals
EP2201566A4 (en) ASSOCIATE IMPROVEMENT OF MULTI-CHANNEL AUDIO
EP2371144A4 (en) INTERCHANGEABLE AUDIO HEADPHONE SYSTEM
GB0715273D0 (en) Audio headset
HK1172475A1 (en) An apparatus for determining a spatial output multi-channel audio signal
GB2456446B (en) Spatial reformatting of multi-channel audio content
PL1905006T3 (pl) Generowanie wielokanałowych sygnałów audio
ZA200906284B (en) Audio signal encoding
PT2208366E (pt) Auscultadores acústicos
BRPI0918042A2 (pt) intensificação de reprodução de múltiplos canais de áudio
EP2502231A4 (en) BANDWIDTH EXPANSION OF A LOWBAND AUDIO SIGNAL
EP2633520A4 (en) PARAMETRIC ENCODER FOR ENCODING A MULTI-CHANNEL AUDIO SIGNAL
GB2469573B (en) Processing audio signals
EP2202973A4 (en) AUDIO SIGNAL CONTROLLER
GB0712099D0 (en) Transmission Of Audio Information
GB2488271B (en) Concealing audio interruptions
TWI365442B (en) Audio signal processing method
GB2454470B (en) Controlling an audio signal
EP2398252A4 (en) MIXER OF AUDIO SIGNALS
AU2008904883A0 (en) Method of Analysing an Audio Signal
AU2009905969A0 (en) Audio timecapsule coffin