JP2015527610A5 - - Google Patents

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JP2015527610A5
JP2015527610A5 JP2015522115A JP2015522115A JP2015527610A5 JP 2015527610 A5 JP2015527610 A5 JP 2015527610A5 JP 2015522115 A JP2015522115 A JP 2015522115A JP 2015522115 A JP2015522115 A JP 2015522115A JP 2015527610 A5 JP2015527610 A5 JP 2015527610A5
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hoa
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JP2015522115A 2012-07-19 2013-07-19 マルチチャンネルオーディオ信号のレンダリングを改善する方法及び装置 Active JP6279569B2 (ja)

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EP12290239.8 2012-07-19
EP12290239 2012-07-19
PCT/EP2013/065343 WO2014013070A1 (en) 2012-07-19 2013-07-19 Method and device for improving the rendering of multi-channel audio signals

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JP2015527610A JP2015527610A (ja) 2015-09-17
JP2015527610A5 true JP2015527610A5 (enExample) 2016-08-18
JP6279569B2 JP6279569B2 (ja) 2018-02-14

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US (8) US9589571B2 (enExample)
EP (1) EP2875511B1 (enExample)
JP (1) JP6279569B2 (enExample)
KR (6) KR102201713B1 (enExample)
CN (1) CN104471641B (enExample)
TW (1) TWI590234B (enExample)
WO (1) WO2014013070A1 (enExample)

Families Citing this family (75)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1691348A1 (en) * 2005-02-14 2006-08-16 Ecole Polytechnique Federale De Lausanne Parametric joint-coding of audio sources
US9288603B2 (en) 2012-07-15 2016-03-15 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for backward-compatible audio coding
US9473870B2 (en) * 2012-07-16 2016-10-18 Qualcomm Incorporated Loudspeaker position compensation with 3D-audio hierarchical coding
KR102201713B1 (ko) 2012-07-19 2021-01-12 돌비 인터네셔널 에이비 다채널 오디오 신호들의 렌더링을 향상시키기 위한 방법 및 디바이스
EP2743922A1 (en) 2012-12-12 2014-06-18 Thomson Licensing Method and apparatus for compressing and decompressing a higher order ambisonics representation for a sound field
US9769586B2 (en) 2013-05-29 2017-09-19 Qualcomm Incorporated Performing order reduction with respect to higher order ambisonic coefficients
US9466305B2 (en) 2013-05-29 2016-10-11 Qualcomm Incorporated Performing positional analysis to code spherical harmonic coefficients
US20150127354A1 (en) * 2013-10-03 2015-05-07 Qualcomm Incorporated Near field compensation for decomposed representations of a sound field
US9489955B2 (en) 2014-01-30 2016-11-08 Qualcomm Incorporated Indicating frame parameter reusability for coding vectors
US9922656B2 (en) 2014-01-30 2018-03-20 Qualcomm Incorporated Transitioning of ambient higher-order ambisonic coefficients
EP2922057A1 (en) 2014-03-21 2015-09-23 Thomson Licensing Method for compressing a Higher Order Ambisonics (HOA) signal, method for decompressing a compressed HOA signal, apparatus for compressing a HOA signal, and apparatus for decompressing a compressed HOA signal
WO2015140292A1 (en) 2014-03-21 2015-09-24 Thomson Licensing Method for compressing a higher order ambisonics (hoa) signal, method for decompressing a compressed hoa signal, apparatus for compressing a hoa signal, and apparatus for decompressing a compressed hoa signal
US10412522B2 (en) 2014-03-21 2019-09-10 Qualcomm Incorporated Inserting audio channels into descriptions of soundfields
CN109410961B (zh) 2014-03-21 2023-08-25 杜比国际公司 用于对压缩的hoa信号进行解码的方法、装置和存储介质
BR112016022042B1 (pt) 2014-03-24 2022-09-27 Samsung Electronics Co., Ltd Método para renderizar um sinal de áudio, aparelho para renderizar um sinal de áudio, e meio de gravação legível por computador
KR102005298B1 (ko) * 2014-03-24 2019-07-30 돌비 인터네셔널 에이비 고차 앰비소닉스 신호에 동적 범위 압축을 적용하는 방법 및 디바이스
KR102392773B1 (ko) 2014-04-11 2022-04-29 삼성전자주식회사 음향 신호의 렌더링 방법, 장치 및 컴퓨터 판독 가능한 기록 매체
US10770087B2 (en) 2014-05-16 2020-09-08 Qualcomm Incorporated Selecting codebooks for coding vectors decomposed from higher-order ambisonic audio signals
US9852737B2 (en) * 2014-05-16 2017-12-26 Qualcomm Incorporated Coding vectors decomposed from higher-order ambisonics audio signals
US9620137B2 (en) 2014-05-16 2017-04-11 Qualcomm Incorporated Determining between scalar and vector quantization in higher order ambisonic coefficients
US9847087B2 (en) * 2014-05-16 2017-12-19 Qualcomm Incorporated Higher order ambisonics signal compression
CN107077852B (zh) * 2014-06-27 2020-12-04 杜比国际公司 包括与hoa数据帧表示的特定数据帧的通道信号关联的非差分增益值的编码hoa数据帧表示
CN106688251B (zh) 2014-07-31 2019-10-01 杜比实验室特许公司 音频处理系统和方法
US9747910B2 (en) 2014-09-26 2017-08-29 Qualcomm Incorporated Switching between predictive and non-predictive quantization techniques in a higher order ambisonics (HOA) framework
KR102105395B1 (ko) * 2015-01-19 2020-04-28 삼성전기주식회사 칩 전자부품 및 칩 전자부품의 실장 기판
US20160294484A1 (en) * 2015-03-31 2016-10-06 Qualcomm Technologies International, Ltd. Embedding codes in an audio signal
US12087311B2 (en) 2015-07-30 2024-09-10 Dolby Laboratories Licensing Corporation Method and apparatus for encoding and decoding an HOA representation
US10468037B2 (en) * 2015-07-30 2019-11-05 Dolby Laboratories Licensing Corporation Method and apparatus for generating from an HOA signal representation a mezzanine HOA signal representation
WO2017035281A2 (en) 2015-08-25 2017-03-02 Dolby International Ab Audio encoding and decoding using presentation transform parameters
US10249312B2 (en) 2015-10-08 2019-04-02 Qualcomm Incorporated Quantization of spatial vectors
IL300036B2 (en) 2015-10-08 2024-04-01 Dolby Int Ab Layered coding for voice or compressed sound field representations
US9961467B2 (en) * 2015-10-08 2018-05-01 Qualcomm Incorporated Conversion from channel-based audio to HOA
CN116312575A (zh) 2015-10-08 2023-06-23 杜比国际公司 声音或声场的压缩hoa表示的解码方法和装置
US9961475B2 (en) * 2015-10-08 2018-05-01 Qualcomm Incorporated Conversion from object-based audio to HOA
US10070094B2 (en) * 2015-10-14 2018-09-04 Qualcomm Incorporated Screen related adaptation of higher order ambisonic (HOA) content
EP3378065B1 (en) * 2015-11-17 2019-10-16 Dolby International AB Method and apparatus for converting a channel-based 3d audio signal to an hoa audio signal
EP3174316B1 (en) * 2015-11-27 2020-02-26 Nokia Technologies Oy Intelligent audio rendering
US9881628B2 (en) * 2016-01-05 2018-01-30 Qualcomm Incorporated Mixed domain coding of audio
CN106973073A (zh) * 2016-01-13 2017-07-21 杭州海康威视系统技术有限公司 多媒体数据的传输方法及设备
WO2017126895A1 (ko) * 2016-01-19 2017-07-27 지오디오랩 인코포레이티드 오디오 신호 처리 장치 및 처리 방법
KR102881405B1 (ko) 2016-01-27 2025-11-06 돌비 레버러토리즈 라이쎈싱 코오포레이션 음향 환경 시뮬레이션
CN109526234B (zh) * 2016-06-30 2023-09-01 杜塞尔多夫华为技术有限公司 对多声道音频信号进行编码和解码的装置和方法
US10332530B2 (en) 2017-01-27 2019-06-25 Google Llc Coding of a soundfield representation
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
US10354668B2 (en) * 2017-03-22 2019-07-16 Immersion Networks, Inc. System and method for processing audio data
JP7224302B2 (ja) 2017-05-09 2023-02-17 ドルビー ラボラトリーズ ライセンシング コーポレイション マルチチャネル空間的オーディオ・フォーマット入力信号の処理
US20180338212A1 (en) * 2017-05-18 2018-11-22 Qualcomm Incorporated Layered intermediate compression for higher order ambisonic audio data
GB2563635A (en) 2017-06-21 2018-12-26 Nokia Technologies Oy Recording and rendering audio signals
GB2566992A (en) 2017-09-29 2019-04-03 Nokia Technologies Oy Recording and rendering spatial audio signals
PL3707706T3 (pl) * 2017-11-10 2021-11-22 Nokia Technologies Oy Określanie kodowania przestrzennego parametrów dźwięku i związane z tym dekodowanie
CN111542877B (zh) * 2017-12-28 2023-11-24 诺基亚技术有限公司 空间音频参数编码和相关联的解码的确定
MY206514A (en) * 2018-07-04 2024-12-19 Fraunhofer Ges Zur Frderung Der Angewandten Forschung E V Multisignal audio coding using signal whitening as preprocessing
CA3116181A1 (en) * 2018-11-13 2020-05-22 Dolby Laboratories Licensing Corporation Audio processing in immersive audio services
AU2019392876B2 (en) 2018-12-07 2023-04-27 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus, method and computer program for encoding, decoding, scene processing and other procedures related to DirAC based spatial audio coding using direct component compensation
CA3127528A1 (en) * 2019-01-21 2020-07-30 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for encoding a spatial audio representation or apparatus and method for decoding an encoded audio signal using transport metadata and related computer programs
TWI719429B (zh) * 2019-03-19 2021-02-21 瑞昱半導體股份有限公司 音訊處理方法與音訊處理系統
GB2582748A (en) * 2019-03-27 2020-10-07 Nokia Technologies Oy Sound field related rendering
US12142285B2 (en) 2019-06-24 2024-11-12 Qualcomm Incorporated Quantizing spatial components based on bit allocations determined for psychoacoustic audio coding
US12308034B2 (en) * 2019-06-24 2025-05-20 Qualcomm Incorporated Performing psychoacoustic audio coding based on operating conditions
CN110751956B (zh) * 2019-09-17 2022-04-26 北京时代拓灵科技有限公司 一种沉浸式音频渲染方法及系统
KR102300177B1 (ko) * 2019-09-17 2021-09-08 난징 트월링 테크놀로지 컴퍼니 리미티드 몰입형 오디오 렌더링 방법 및 시스템
US12183351B2 (en) 2019-09-23 2024-12-31 Dolby Laboratories Licensing Corporation Audio encoding/decoding with transform parameters
US11430451B2 (en) * 2019-09-26 2022-08-30 Apple Inc. Layered coding of audio with discrete objects
WO2022046533A1 (en) * 2020-08-27 2022-03-03 Apple Inc. Stereo-based immersive coding (stic)
CN116868588A (zh) * 2020-11-03 2023-10-10 弗劳恩霍夫应用研究促进协会 用于音频信号变换的装置和方法
CN114582356B (zh) * 2020-11-30 2025-06-06 华为技术有限公司 一种音频编解码方法和装置
US11659330B2 (en) * 2021-04-13 2023-05-23 Spatialx Inc. Adaptive structured rendering of audio channels
WO2022245076A1 (ko) * 2021-05-21 2022-11-24 삼성전자 주식회사 다채널 오디오 신호 처리 장치 및 방법
WO2022262750A1 (zh) * 2021-06-15 2022-12-22 北京字跳网络技术有限公司 音频渲染系统、方法和电子设备
CN115497485B (zh) * 2021-06-18 2024-10-18 华为技术有限公司 三维音频信号编码方法、装置、编码器和系统
CN113851137B (zh) * 2021-09-08 2025-01-21 Oppo广东移动通信有限公司 资源处理方法、装置、电子设备以及存储介质
US12212949B2 (en) 2022-01-13 2025-01-28 Electronics And Telecommunications Research Institute Method and apparatus for ambisonic signal reproduction in virtual reality space
KR102786091B1 (ko) * 2022-01-13 2025-03-26 한국전자통신연구원 Vr 공간에서 앰비소닉 신호를 재생하는 방법 및 장치
CN116830193A (zh) * 2023-04-11 2023-09-29 北京小米移动软件有限公司 音频码流信号处理方法、装置、电子设备和存储介质
CN116912561B (zh) * 2023-06-25 2025-07-11 上海交通大学 基于多视角自适应图卷积网络的点云数据分类及分割方法

Family Cites Families (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5131060Y2 (enExample) 1971-10-27 1976-08-04
JPS5131246B2 (enExample) 1971-11-15 1976-09-06
KR20010009258A (ko) 1999-07-08 2001-02-05 허진호 가상 멀티 채널 레코딩 시스템
US7502743B2 (en) * 2002-09-04 2009-03-10 Microsoft Corporation Multi-channel audio encoding and decoding with multi-channel transform selection
FR2844894B1 (fr) * 2002-09-23 2004-12-17 Remy Henri Denis Bruno Procede et systeme de traitement d'une representation d'un champ acoustique
GB0306820D0 (en) 2003-03-25 2003-04-30 Ici Plc Polymerisation of ethylenically unsaturated monomers
KR101135726B1 (ko) * 2004-04-05 2012-04-16 코닌클리케 필립스 일렉트로닉스 엔.브이. 인코더, 디코더, 인코딩 방법, 디코딩 방법 및 기록 매체
US7624021B2 (en) * 2004-07-02 2009-11-24 Apple Inc. Universal container for audio data
KR100682904B1 (ko) * 2004-12-01 2007-02-15 삼성전자주식회사 공간 정보를 이용한 다채널 오디오 신호 처리 장치 및 방법
US8577483B2 (en) 2005-08-30 2013-11-05 Lg Electronics, Inc. Method for decoding an audio signal
US7788107B2 (en) 2005-08-30 2010-08-31 Lg Electronics Inc. Method for decoding an audio signal
WO2007055463A1 (en) 2005-08-30 2007-05-18 Lg Electronics Inc. Apparatus for encoding and decoding audio signal and method thereof
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
EP2094032A1 (en) 2008-02-19 2009-08-26 Deutsche Thomson OHG Audio signal, method and apparatus for encoding or transmitting the same and method and apparatus for processing the same
EP2301020B1 (en) 2008-07-11 2013-01-02 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for encoding/decoding an audio signal using an aliasing switch scheme
ES2425814T3 (es) * 2008-08-13 2013-10-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Aparato para determinar una señal de audio espacial convertida
EP2205007B1 (en) * 2008-12-30 2019-01-09 Dolby International AB Method and apparatus for three-dimensional acoustic field encoding and optimal reconstruction
GB2467534B (en) * 2009-02-04 2014-12-24 Richard Furse Sound system
RU2529591C2 (ru) 2009-06-30 2014-09-27 Нокиа Корпорейшн Устранение позиционной неоднозначности при формировании пространственного звука
EP2346028A1 (en) * 2009-12-17 2011-07-20 Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung e.V. An apparatus and a method for converting a first parametric spatial audio signal into a second parametric spatial audio signal
WO2012025580A1 (en) * 2010-08-27 2012-03-01 Sonicemotion Ag Method and device for enhanced sound field reproduction of spatially encoded audio input signals
US8908874B2 (en) * 2010-09-08 2014-12-09 Dts, Inc. Spatial audio encoding and reproduction
EP2450880A1 (en) * 2010-11-05 2012-05-09 Thomson Licensing Data structure for Higher Order Ambisonics audio data
EP2469741A1 (en) * 2010-12-21 2012-06-27 Thomson Licensing Method and apparatus for encoding and decoding successive frames of an ambisonics representation of a 2- or 3-dimensional sound field
FR2969804A1 (fr) 2010-12-23 2012-06-29 France Telecom Filtrage perfectionne dans le domaine transforme.
EP2686654A4 (en) * 2011-03-16 2015-03-11 Dts Inc CODING AND PLAYING THREE-DIMENSIONAL AUDIOSPURES
TWI853425B (zh) * 2011-07-01 2024-08-21 美商杜比實驗室特許公司 用於適應性音頻信號的產生、譯碼與呈現之系統與方法
WO2013167164A1 (en) * 2012-05-07 2013-11-14 Imm Sound S.A. Method and apparatus for layout and format independent 3d audio reproduction
US9288603B2 (en) * 2012-07-15 2016-03-15 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for backward-compatible audio coding
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
EP2688066A1 (en) 2012-07-16 2014-01-22 Thomson Licensing Method and apparatus for encoding multi-channel HOA audio signals for noise reduction, and method and apparatus for decoding multi-channel HOA audio signals for noise reduction
US9473870B2 (en) * 2012-07-16 2016-10-18 Qualcomm Incorporated Loudspeaker position compensation with 3D-audio hierarchical coding
KR102201713B1 (ko) 2012-07-19 2021-01-12 돌비 인터네셔널 에이비 다채널 오디오 신호들의 렌더링을 향상시키기 위한 방법 및 디바이스

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