JP2012133366A5 - - Google Patents

Download PDF

Info

Publication number
JP2012133366A5
JP2012133366A5 JP2011278172A JP2011278172A JP2012133366A5 JP 2012133366 A5 JP2012133366 A5 JP 2012133366A5 JP 2011278172 A JP2011278172 A JP 2011278172A JP 2011278172 A JP2011278172 A JP 2011278172A JP 2012133366 A5 JP2012133366 A5 JP 2012133366A5
Authority
JP
Japan
Prior art keywords
main sound
information
signal
components
downmix signal
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
JP2011278172A
Other languages
English (en)
Japanese (ja)
Other versions
JP2012133366A (ja
JP6022157B2 (ja
Filing date
Publication date
Priority claimed from EP10306472A external-priority patent/EP2469741A1/en
Application filed filed Critical
Publication of JP2012133366A publication Critical patent/JP2012133366A/ja
Publication of JP2012133366A5 publication Critical patent/JP2012133366A5/ja
Application granted granted Critical
Publication of JP6022157B2 publication Critical patent/JP6022157B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

JP2011278172A 2010-12-21 2011-12-20 二次元または三次元音場のアンビソニックス表現の一連のフレームをエンコードおよびデコードする方法および装置 Active JP6022157B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP10306472.1 2010-12-21
EP10306472A EP2469741A1 (en) 2010-12-21 2010-12-21 Method and apparatus for encoding and decoding successive frames of an ambisonics representation of a 2- or 3-dimensional sound field

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2016196854A Division JP6335241B2 (ja) 2010-12-21 2016-10-05 二次元または三次元音場のアンビソニックス表現の一連のフレームをエンコードおよびデコードする方法および装置

Publications (3)

Publication Number Publication Date
JP2012133366A JP2012133366A (ja) 2012-07-12
JP2012133366A5 true JP2012133366A5 (enExample) 2015-02-05
JP6022157B2 JP6022157B2 (ja) 2016-11-09

Family

ID=43727681

Family Applications (6)

Application Number Title Priority Date Filing Date
JP2011278172A Active JP6022157B2 (ja) 2010-12-21 2011-12-20 二次元または三次元音場のアンビソニックス表現の一連のフレームをエンコードおよびデコードする方法および装置
JP2016196854A Active JP6335241B2 (ja) 2010-12-21 2016-10-05 二次元または三次元音場のアンビソニックス表現の一連のフレームをエンコードおよびデコードする方法および装置
JP2018086260A Active JP6732836B2 (ja) 2010-12-21 2018-04-27 二次元または三次元音場のアンビソニックス表現の一連のフレームをエンコードおよびデコードする方法および装置
JP2020031454A Active JP6982113B2 (ja) 2010-12-21 2020-02-27 二次元または三次元音場のアンビソニックス表現の一連のフレームをエンコードおよびデコードする方法および装置
JP2021187879A Active JP7342091B2 (ja) 2010-12-21 2021-11-18 二次元または三次元音場のアンビソニックス表現の一連のフレームをエンコードおよびデコードする方法および装置
JP2023139565A Pending JP2023158038A (ja) 2010-12-21 2023-08-30 二次元または三次元音場のアンビソニックス表現の一連のフレームをエンコードおよびデコードする方法および装置

Family Applications After (5)

Application Number Title Priority Date Filing Date
JP2016196854A Active JP6335241B2 (ja) 2010-12-21 2016-10-05 二次元または三次元音場のアンビソニックス表現の一連のフレームをエンコードおよびデコードする方法および装置
JP2018086260A Active JP6732836B2 (ja) 2010-12-21 2018-04-27 二次元または三次元音場のアンビソニックス表現の一連のフレームをエンコードおよびデコードする方法および装置
JP2020031454A Active JP6982113B2 (ja) 2010-12-21 2020-02-27 二次元または三次元音場のアンビソニックス表現の一連のフレームをエンコードおよびデコードする方法および装置
JP2021187879A Active JP7342091B2 (ja) 2010-12-21 2021-11-18 二次元または三次元音場のアンビソニックス表現の一連のフレームをエンコードおよびデコードする方法および装置
JP2023139565A Pending JP2023158038A (ja) 2010-12-21 2023-08-30 二次元または三次元音場のアンビソニックス表現の一連のフレームをエンコードおよびデコードする方法および装置

Country Status (5)

Country Link
US (1) US9397771B2 (enExample)
EP (6) EP2469741A1 (enExample)
JP (6) JP6022157B2 (enExample)
KR (3) KR101909573B1 (enExample)
CN (1) CN102547549B (enExample)

Families Citing this family (113)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
EP2600637A1 (en) * 2011-12-02 2013-06-05 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for microphone positioning based on a spatial power density
KR101871234B1 (ko) * 2012-01-02 2018-08-02 삼성전자주식회사 사운드 파노라마 생성 장치 및 방법
EP2665208A1 (en) 2012-05-14 2013-11-20 Thomson Licensing Method and apparatus for compressing and decompressing a Higher Order Ambisonics signal representation
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
CN104471641B (zh) 2012-07-19 2017-09-12 杜比国际公司 用于改善对多声道音频信号的呈现的方法和设备
US9516446B2 (en) 2012-07-20 2016-12-06 Qualcomm Incorporated Scalable downmix design for object-based surround codec with cluster analysis by synthesis
US9761229B2 (en) * 2012-07-20 2017-09-12 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for audio object clustering
EP2898506B1 (en) * 2012-09-21 2018-01-17 Dolby Laboratories Licensing Corporation Layered approach to spatial audio coding
EP2901667B1 (en) * 2012-09-27 2018-06-27 Dolby Laboratories Licensing Corporation Spatial multiplexing in a soundfield teleconferencing system
EP2733963A1 (en) 2012-11-14 2014-05-21 Thomson Licensing Method and apparatus for facilitating listening to a sound signal for matrixed sound signals
EP2738962A1 (en) * 2012-11-29 2014-06-04 Thomson Licensing Method and apparatus for determining dominant sound source directions in a higher order ambisonics representation of a sound field
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
JP6271586B2 (ja) * 2013-01-16 2018-01-31 ドルビー・インターナショナル・アーベー Hoaラウドネスレベルを測定する方法及びhoaラウドネスレベルを測定する装置
EP2765791A1 (en) * 2013-02-08 2014-08-13 Thomson Licensing Method and apparatus for determining directions of uncorrelated sound sources in a higher order ambisonics representation of a sound field
US10178489B2 (en) * 2013-02-08 2019-01-08 Qualcomm Incorporated Signaling audio rendering information in a bitstream
US9883310B2 (en) * 2013-02-08 2018-01-30 Qualcomm Incorporated Obtaining symmetry information for higher order ambisonic audio renderers
US9609452B2 (en) 2013-02-08 2017-03-28 Qualcomm Incorporated Obtaining sparseness information for higher order ambisonic audio renderers
WO2014125736A1 (ja) * 2013-02-14 2014-08-21 ソニー株式会社 音声認識装置、および音声認識方法、並びにプログラム
US9685163B2 (en) * 2013-03-01 2017-06-20 Qualcomm Incorporated Transforming spherical harmonic coefficients
EP2782094A1 (en) * 2013-03-22 2014-09-24 Thomson Licensing Method and apparatus for enhancing directivity of a 1st order Ambisonics signal
US9641834B2 (en) 2013-03-29 2017-05-02 Qualcomm Incorporated RTP payload format designs
EP2800401A1 (en) 2013-04-29 2014-11-05 Thomson Licensing Method and Apparatus for compressing and decompressing a Higher Order Ambisonics representation
US9412385B2 (en) * 2013-05-28 2016-08-09 Qualcomm Incorporated Performing spatial masking with respect to spherical harmonic coefficients
US9980074B2 (en) 2013-05-29 2018-05-22 Qualcomm Incorporated Quantization step sizes for compression of spatial components of a sound field
US9384741B2 (en) * 2013-05-29 2016-07-05 Qualcomm Incorporated Binauralization of rotated higher order ambisonics
US9466305B2 (en) * 2013-05-29 2016-10-11 Qualcomm Incorporated Performing positional analysis to code spherical harmonic coefficients
EP3503096B1 (en) * 2013-06-05 2021-08-04 Dolby International AB Apparatus for decoding audio signals and method for decoding audio signals
CN104244164A (zh) * 2013-06-18 2014-12-24 杜比实验室特许公司 生成环绕立体声声场
EP3933834B1 (en) * 2013-07-05 2024-07-24 Dolby International AB Enhanced soundfield coding using parametric component generation
EP2824661A1 (en) 2013-07-11 2015-01-14 Thomson Licensing Method and Apparatus for generating from a coefficient domain representation of HOA signals a mixed spatial/coefficient domain representation of said HOA signals
US9466302B2 (en) * 2013-09-10 2016-10-11 Qualcomm Incorporated Coding of spherical harmonic coefficients
DE102013218176A1 (de) 2013-09-11 2015-03-12 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und verfahren zur dekorrelation von lautsprechersignalen
US8751832B2 (en) * 2013-09-27 2014-06-10 James A Cashin Secure system and method for audio processing
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
EP2879408A1 (en) * 2013-11-28 2015-06-03 Thomson Licensing Method and apparatus for higher order ambisonics encoding and decoding using singular value decomposition
KR101862356B1 (ko) * 2014-01-03 2018-06-29 삼성전자주식회사 개선된 앰비소닉 디코딩을 수행하는 방법 및 장치
CN111182443B (zh) * 2014-01-08 2021-10-22 杜比国际公司 包括编码hoa表示的位流的解码方法和装置
US9922656B2 (en) * 2014-01-30 2018-03-20 Qualcomm Incorporated Transitioning of ambient higher-order ambisonic coefficients
US9489955B2 (en) * 2014-01-30 2016-11-08 Qualcomm Incorporated Indicating frame parameter reusability for coding vectors
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
JP6243060B2 (ja) 2014-03-21 2017-12-06 ドルビー・インターナショナル・アーベー 高次アンビソニックス(hoa)信号を圧縮する方法、圧縮されたhoa信号を圧縮解除する方法、hoa信号を圧縮する装置および圧縮されたhoa信号を圧縮解除する装置
EP3591649B8 (en) * 2014-03-21 2022-06-08 Dolby International AB Method and apparatus for decompressing a compressed hoa signal
CN106165451B (zh) * 2014-03-24 2018-11-30 杜比国际公司 对高阶高保真立体声信号应用动态范围压缩的方法和设备
JP6863359B2 (ja) * 2014-03-24 2021-04-21 ソニーグループ株式会社 復号装置および方法、並びにプログラム
JP6374980B2 (ja) 2014-03-26 2018-08-15 パナソニック株式会社 サラウンドオーディオ信号処理のための装置及び方法
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
US10770087B2 (en) 2014-05-16 2020-09-08 Qualcomm Incorporated Selecting codebooks for coding vectors decomposed from higher-order ambisonic audio signals
US9959876B2 (en) 2014-05-16 2018-05-01 Qualcomm Incorporated Closed loop quantization of higher order ambisonic coefficients
US9852737B2 (en) * 2014-05-16 2017-12-26 Qualcomm Incorporated Coding vectors decomposed from higher-order ambisonics audio signals
EP2960903A1 (en) 2014-06-27 2015-12-30 Thomson Licensing Method and apparatus for determining for the compression of an HOA data frame representation a lowest integer number of bits required for representing non-differential gain values
US9922657B2 (en) * 2014-06-27 2018-03-20 Dolby Laboratories Licensing Corporation Method for determining for the compression of an HOA data frame representation a lowest integer number of bits required for representing non-differential gain values
KR102816984B1 (ko) * 2014-06-27 2025-06-09 돌비 인터네셔널 에이비 Hoa 데이터 프레임 표현의 압축을 위해 비차분 이득 값들을 표현하는 데 필요하게 되는 비트들의 최저 정수 개수를 결정하는 장치
KR102606212B1 (ko) * 2014-06-27 2023-11-29 돌비 인터네셔널 에이비 Hoa 데이터 프레임 표현의 데이터 프레임들 중 특정 데이터 프레임들의 채널 신호들과 연관된 비차분 이득 값들을 포함하는 코딩된 hoa 데이터 프레임 표현
US9838819B2 (en) * 2014-07-02 2017-12-05 Qualcomm Incorporated Reducing correlation between higher order ambisonic (HOA) background channels
EP3164866A1 (en) 2014-07-02 2017-05-10 Dolby International AB Method and apparatus for encoding/decoding of directions of dominant directional signals within subbands of a hoa signal representation
EP2963949A1 (en) 2014-07-02 2016-01-06 Thomson Licensing Method and apparatus for decoding a compressed HOA representation, and method and apparatus for encoding a compressed HOA representation
EP2963948A1 (en) * 2014-07-02 2016-01-06 Thomson Licensing Method and apparatus for encoding/decoding of directions of dominant directional signals within subbands of a HOA signal representation
WO2016001355A1 (en) * 2014-07-02 2016-01-07 Thomson Licensing Method and apparatus for encoding/decoding of directions of dominant directional signals within subbands of a hoa signal representation
EP3164868A1 (en) 2014-07-02 2017-05-10 Dolby International AB Method and apparatus for decoding a compressed hoa representation, and method and apparatus for encoding a compressed hoa representation
US9847088B2 (en) 2014-08-29 2017-12-19 Qualcomm Incorporated Intermediate compression for higher order ambisonic audio data
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
US9875745B2 (en) * 2014-10-07 2018-01-23 Qualcomm Incorporated Normalization of ambient higher order ambisonic audio data
US9984693B2 (en) * 2014-10-10 2018-05-29 Qualcomm Incorporated Signaling channels for scalable coding of higher order ambisonic audio data
US10140996B2 (en) 2014-10-10 2018-11-27 Qualcomm Incorporated Signaling layers for scalable coding of higher order ambisonic audio data
WO2016123572A1 (en) 2015-01-30 2016-08-04 Dts, Inc. System and method for capturing, encoding, distributing, and decoding immersive audio
EP3073488A1 (en) 2015-03-24 2016-09-28 Thomson Licensing Method and apparatus for embedding and regaining watermarks in an ambisonics representation of a sound field
US10334387B2 (en) 2015-06-25 2019-06-25 Dolby Laboratories Licensing Corporation Audio panning transformation system and method
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
US12087311B2 (en) 2015-07-30 2024-09-10 Dolby Laboratories Licensing Corporation Method and apparatus for encoding and decoding an HOA representation
AU2016335091B2 (en) * 2015-10-08 2021-08-19 Dolby International Ab Layered coding and data structure for compressed higher-order Ambisonics sound or sound field representations
CA3199796A1 (en) 2015-10-08 2017-04-13 Dolby International Ab Layered coding for compressed sound or sound field representations
US9959880B2 (en) * 2015-10-14 2018-05-01 Qualcomm Incorporated Coding higher-order ambisonic coefficients during multiple transitions
WO2017081222A1 (en) * 2015-11-13 2017-05-18 Dolby International Ab Method and apparatus for generating from a multi-channel 2d audio input signal a 3d sound representation signal
US9881628B2 (en) 2016-01-05 2018-01-30 Qualcomm Incorporated Mixed domain coding of audio
WO2017132366A1 (en) 2016-01-26 2017-08-03 Dolby Laboratories Licensing Corporation Adaptive quantization
KR102063307B1 (ko) 2016-03-15 2020-01-07 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 음장 기술을 생성하기 위한 장치, 방법, 또는 컴퓨터 프로그램
WO2018001489A1 (en) * 2016-06-30 2018-01-04 Huawei Technologies Duesseldorf Gmbh Apparatuses and methods for encoding and decoding a multichannel audio signal
MC200186B1 (fr) * 2016-09-30 2017-10-18 Coronal Encoding Procédé de conversion, d'encodage stéréophonique, de décodage et de transcodage d'un signal audio tridimensionnel
WO2018081829A1 (en) * 2016-10-31 2018-05-03 Google Llc Projection-based audio coding
FR3060830A1 (fr) * 2016-12-21 2018-06-22 Orange Traitement en sous-bandes d'un contenu ambisonique reel pour un decodage perfectionne
US10332530B2 (en) * 2017-01-27 2019-06-25 Google Llc Coding of a soundfield representation
US10904992B2 (en) 2017-04-03 2021-01-26 Express Imaging Systems, Llc Systems and methods for outdoor luminaire wireless control
US10893373B2 (en) 2017-05-09 2021-01-12 Dolby Laboratories Licensing Corporation Processing of a multi-channel spatial audio format input signal
WO2018208560A1 (en) * 2017-05-09 2018-11-15 Dolby Laboratories Licensing Corporation Processing of a multi-channel spatial audio format input signal
KR102652670B1 (ko) 2017-07-14 2024-04-01 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 다중-층 묘사를 이용하여 증강된 음장 묘사 또는 수정된 음장 묘사를 생성하기 위한 개념
EP3652735A1 (en) 2017-07-14 2020-05-20 Fraunhofer Gesellschaft zur Förderung der Angewand Concept for generating an enhanced sound field description or a modified sound field description using a multi-point sound field description
CN107705794B (zh) * 2017-09-08 2023-09-26 崔巍 增强型多功能数字音频解码器
US11032580B2 (en) 2017-12-18 2021-06-08 Dish Network L.L.C. Systems and methods for facilitating a personalized viewing experience
MX2020007820A (es) * 2018-02-01 2020-09-25 Fraunhofer Ges Forschung Codificador de escena de audio, decodificador de escena de audio y metodos relacionados que utilizan el analisis espacial hibrido de codificador / decodificador.
US10365885B1 (en) * 2018-02-21 2019-07-30 Sling Media Pvt. Ltd. Systems and methods for composition of audio content from multi-object audio
US10672405B2 (en) * 2018-05-07 2020-06-02 Google Llc Objective quality metrics for ambisonic spatial audio
AU2019298307A1 (en) * 2018-07-04 2021-02-25 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Multisignal audio coding using signal whitening as preprocessing
CN117953905A (zh) 2018-12-07 2024-04-30 弗劳恩霍夫应用研究促进协会 从包括至少一个声道的信号产生声场描述的装置、方法
US10728689B2 (en) * 2018-12-13 2020-07-28 Qualcomm Incorporated Soundfield modeling for efficient encoding and/or retrieval
JP7232546B2 (ja) * 2019-02-19 2023-03-03 公立大学法人秋田県立大学 音響信号符号化方法、音響信号復号化方法、プログラム、符号化装置、音響システム、及び復号化装置
US11317497B2 (en) 2019-06-20 2022-04-26 Express Imaging Systems, Llc Photocontroller and/or lamp with photocontrols to control operation of lamp
US11430451B2 (en) * 2019-09-26 2022-08-30 Apple Inc. Layered coding of audio with discrete objects
US11212887B2 (en) 2019-11-04 2021-12-28 Express Imaging Systems, Llc Light having selectively adjustable sets of solid state light sources, circuit and method of operation thereof, to provide variable output characteristics
US11636866B2 (en) * 2020-03-24 2023-04-25 Qualcomm Incorporated Transform ambisonic coefficients using an adaptive network
CN113593585A (zh) * 2020-04-30 2021-11-02 华为技术有限公司 音频信号的比特分配方法和装置
GB2614482A (en) * 2020-09-25 2023-07-05 Apple Inc Seamless scalable decoding of channels, objects, and hoa audio content
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
CN115376527A (zh) * 2021-05-17 2022-11-22 华为技术有限公司 三维音频信号编码方法、装置和编码器
CN113903353B (zh) * 2021-09-27 2024-08-27 随锐科技集团股份有限公司 一种基于空间区分性检测的定向噪声消除方法及装置
WO2024024468A1 (ja) * 2022-07-25 2024-02-01 ソニーグループ株式会社 情報処理装置および方法、符号化装置、音声再生装置、並びにプログラム
US12439488B2 (en) 2022-12-09 2025-10-07 Express Imaging Systems, Llc Field adjustable output for dimmable luminaires
CN119049482A (zh) * 2023-05-27 2024-11-29 华为技术有限公司 场景音频解码方法及电子设备

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NZ522719A (en) 2000-05-29 2005-01-28 Ginganet Corp Communication device that provides audio and video communication through operation of a remote controller
US6678647B1 (en) * 2000-06-02 2004-01-13 Agere Systems Inc. Perceptual coding of audio signals using cascaded filterbanks for performing irrelevancy reduction and redundancy reduction with different spectral/temporal resolution
US6934676B2 (en) * 2001-05-11 2005-08-23 Nokia Mobile Phones Ltd. Method and system for inter-channel signal redundancy removal in perceptual audio coding
TWI393120B (zh) * 2004-08-25 2013-04-11 Dolby Lab Licensing Corp 用於音訊信號編碼及解碼之方法和系統、音訊信號編碼器、音訊信號解碼器、攜帶有位元流之電腦可讀取媒體、及儲存於電腦可讀取媒體上的電腦程式
SE528706C2 (sv) * 2004-11-12 2007-01-30 Bengt Inge Dalenbaeck Med Catt Anordning och processmetod för surroundljud
KR101237413B1 (ko) * 2005-12-07 2013-02-26 삼성전자주식회사 오디오 신호의 부호화 및 복호화 방법, 오디오 신호의부호화 및 복호화 장치
US8379868B2 (en) * 2006-05-17 2013-02-19 Creative Technology Ltd Spatial audio coding based on universal spatial cues
US8195454B2 (en) 2007-02-26 2012-06-05 Dolby Laboratories Licensing Corporation Speech enhancement in entertainment audio
EP2168121B1 (fr) * 2007-07-03 2018-06-06 Orange Quantification apres transformation lineaire combinant les signaux audio d'une scene sonore, codeur associe
US8219409B2 (en) 2008-03-31 2012-07-10 Ecole Polytechnique Federale De Lausanne Audio wave field encoding
EP2205007B1 (en) * 2008-12-30 2019-01-09 Dolby International AB Method and apparatus for three-dimensional acoustic field encoding and optimal reconstruction
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

Similar Documents

Publication Publication Date Title
JP2012133366A5 (enExample)
KR102516625B1 (ko) 몰입형 오디오를 캡처하고, 인코딩하고, 분산하고, 디코딩하기 위한 시스템 및 방법
ZA202407202B (en) Method for and apparatus for decoding an ambisonics audio soundfield representation for audio playback using 2d setups
BR112013032878A2 (pt) método e aparelho para mudar as posições relativas de objetos de som contidos dentro de uma representação ambisônica de ordem superior
MY181944A (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
MX2015014065A (es) Metodo para manejar campo reverberante para audio inmersivo.
WO2010089357A3 (en) Sound system
WO2009128666A3 (ko) 오디오 신호를 처리하는 방법 및 장치
EP2285139A3 (en) Device and method for converting spatial audio signal
WO2013006338A3 (en) System and method for adaptive audio signal generation, coding and rendering
EA202090186A2 (ru) Кодирование и декодирование звука с использованием параметров преобразования представления
EP4297017A3 (en) Method for processing an audio signal, signal processing unit, binaural renderer, audio encoder and audio decoder
JP2013545391A5 (enExample)
EP4250089A3 (en) Systems, methods, apparatus, and articles of manufacture to control audio playback devices
PL2491551T3 (pl) Urządzenie do dostarczania reprezentacji sygnału upmixu w oparciu o reprezentację sygnału downmixu, urządzenie do dostarczania strumienia bitów reprezentującego wielokanałowy sygnał audio, sposoby, program komputerowy i strumień bitów wykorzystujący sygnalizację sterowania zniekształceniami
WO2009046460A3 (en) Phase-amplitude 3-d stereo encoder and decoder
WO2012145709A3 (en) A method for encoding multiple microphone signals into a source-separable audio signal for network transmission and an apparatus for directed source separation
UA113117C2 (xx) Звукові кодувальний пристрій і декодувальний пристрій
CN107980225A8 (zh) 使用驱动信号驱动扬声器阵列的装置和方法
EP4297026A3 (en) Method for decoding and decoder.
MX355499B (es) Metodo y aparato para la reproduccion de sonido estereofonico.
UA114793C2 (uk) Система та спосіб для генерування, кодування та представлення даних адаптивного звукового сигналу
WO2012087042A3 (ko) 객체 기반 오디오를 제공하는 방송 송신 장치 및 방법, 그리고 방송 재생 장치 및 방법