JP2013545391A5 - - Google Patents

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JP2013545391A5
JP2013545391A5 JP2013537071A JP2013537071A JP2013545391A5 JP 2013545391 A5 JP2013545391 A5 JP 2013545391A5 JP 2013537071 A JP2013537071 A JP 2013537071A JP 2013537071 A JP2013537071 A JP 2013537071A JP 2013545391 A5 JP2013545391 A5 JP 2013545391A5
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data structure
data
ambisonics
hoa
audio data
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JP5823529B2 (ja
JP2013545391A (ja
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JP2013537071A 2010-11-05 2011-10-26 高次アンビソニックス・オーディオ・データ用のデータ構造 Active JP5823529B2 (ja)

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Application Number Priority Date Filing Date Title
EP10306211A EP2450880A1 (en) 2010-11-05 2010-11-05 Data structure for Higher Order Ambisonics audio data
EP10306211.3 2010-11-05
PCT/EP2011/068782 WO2012059385A1 (en) 2010-11-05 2011-10-26 Data structure for higher order ambisonics audio data

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JP2013545391A JP2013545391A (ja) 2013-12-19
JP2013545391A5 true JP2013545391A5 (enExample) 2014-11-27
JP5823529B2 JP5823529B2 (ja) 2015-11-25

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US (1) US9241216B2 (enExample)
EP (2) EP2450880A1 (enExample)
JP (1) JP5823529B2 (enExample)
KR (1) KR101824287B1 (enExample)
CN (1) CN103250207B (enExample)
AU (1) AU2011325335B8 (enExample)
BR (1) BR112013010754B1 (enExample)
PT (1) PT2636036E (enExample)
WO (1) WO2012059385A1 (enExample)

Families Citing this family (114)

* 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
DE102012200512B4 (de) * 2012-01-13 2013-11-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Berechnen von Lautsprechersignalen für eine Mehrzahl von Lautsprechern unter Verwendung einer Verzögerung im Frequenzbereich
EP2637427A1 (en) * 2012-03-06 2013-09-11 Thomson Licensing Method and apparatus for playback of a higher-order ambisonics audio signal
EP2645748A1 (en) 2012-03-28 2013-10-02 Thomson Licensing Method and apparatus for decoding stereo loudspeaker signals from a higher-order Ambisonics audio signal
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
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
BR122020017399B1 (pt) 2012-07-16 2022-05-03 Dolby International Ab Método e dispositivo para renderizar uma representação de campo sonoro ambisonics de ordem superior para reprodução de áudio, dispositivo para decodificação e meio legível por computador
TWI590234B (zh) 2012-07-19 2017-07-01 杜比國際公司 編碼聲訊資料之方法和裝置,以及解碼已編碼聲訊資料之方法和裝置
US9460729B2 (en) * 2012-09-21 2016-10-04 Dolby Laboratories Licensing Corporation Layered approach to spatial audio coding
EP2733963A1 (en) 2012-11-14 2014-05-21 Thomson Licensing Method and apparatus for facilitating listening to a sound signal for matrixed sound signals
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
CN108174341B (zh) * 2013-01-16 2021-01-08 杜比国际公司 测量高阶高保真度立体声响复制响度级的方法及设备
US9736609B2 (en) * 2013-02-07 2017-08-15 Qualcomm Incorporated Determining renderers for spherical harmonic coefficients
US10178489B2 (en) * 2013-02-08 2019-01-08 Qualcomm Incorporated Signaling audio rendering information in a bitstream
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
US9609452B2 (en) 2013-02-08 2017-03-28 Qualcomm Incorporated Obtaining sparseness information for higher order ambisonic audio renderers
US9883310B2 (en) 2013-02-08 2018-01-30 Qualcomm Incorporated Obtaining symmetry information for higher order ambisonic audio renderers
JP5734327B2 (ja) * 2013-02-28 2015-06-17 日本電信電話株式会社 音場収音再生装置、方法及びプログラム
JP5734329B2 (ja) * 2013-02-28 2015-06-17 日本電信電話株式会社 音場収音再生装置、方法及びプログラム
JP5734328B2 (ja) * 2013-02-28 2015-06-17 日本電信電話株式会社 音場収音再生装置、方法及びプログラム
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
US9723305B2 (en) 2013-03-29 2017-08-01 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
US9502044B2 (en) * 2013-05-29 2016-11-22 Qualcomm Incorporated Compression of decomposed representations of a sound field
BR112015030103B1 (pt) * 2013-05-29 2021-12-28 Qualcomm Incorporated Compressão de representações decomposta de campo sonoro
US9466305B2 (en) 2013-05-29 2016-10-11 Qualcomm Incorporated Performing positional analysis to code spherical harmonic coefficients
US9384741B2 (en) * 2013-05-29 2016-07-05 Qualcomm Incorporated Binauralization of rotated higher order ambisonics
JP6186900B2 (ja) 2013-06-04 2017-08-30 ソニー株式会社 固体撮像装置、電子機器、レンズ制御方法、および撮像モジュール
WO2014195190A1 (en) * 2013-06-05 2014-12-11 Thomson Licensing Method for encoding audio signals, apparatus for encoding audio signals, method for decoding audio signals and apparatus for decoding audio signals
US9723425B2 (en) 2013-06-18 2017-08-01 Dolby Laboratories Licensing Corporation Bass management for audio rendering
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
EP2830335A3 (en) * 2013-07-22 2015-02-25 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus, method, and computer program for mapping first and second input channels to at least one output channel
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
US10015615B2 (en) 2013-11-19 2018-07-03 Sony Corporation Sound field reproduction apparatus and method, and program
CN103618986B (zh) * 2013-11-19 2015-09-30 深圳市新一代信息技术研究院有限公司 一种3d空间中音源声像体的提取方法及装置
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
CN111028849B (zh) * 2014-01-08 2024-03-01 杜比国际公司 包括编码hoa表示的位流的解码方法和装置、以及介质
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
US20150243292A1 (en) * 2014-02-25 2015-08-27 Qualcomm Incorporated Order format signaling for higher-order ambisonic audio data
CN117198304A (zh) * 2014-03-21 2023-12-08 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
KR101884419B1 (ko) * 2014-03-21 2018-08-02 돌비 인터네셔널 에이비 고차 앰비소닉스(hoa) 신호를 압축하는 방법, 압축된 hoa 신호를 압축 해제하는 방법, hoa 신호를 압축하기 위한 장치, 및 압축된 hoa 신호를 압축 해제하기 위한 장치
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
US10412522B2 (en) * 2014-03-21 2019-09-10 Qualcomm Incorporated Inserting audio channels into descriptions of soundfields
TWI794032B (zh) 2014-03-24 2023-02-21 瑞典商杜比國際公司 應用動態範圍壓縮至高階保真立體音響信號之方法和裝置
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
WO2015152666A1 (ko) * 2014-04-02 2015-10-08 삼성전자 주식회사 Hoa 신호를 포함하는 오디오 신호를 디코딩하는 방법 및 장치
US20150332682A1 (en) * 2014-05-16 2015-11-19 Qualcomm Incorporated Spatial relation coding for higher order ambisonic coefficients
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
KR101818877B1 (ko) * 2014-05-30 2018-01-15 퀄컴 인코포레이티드 고차 앰비소닉 오디오 렌더러들에 대한 희소성 정보의 획득
CA3210174A1 (en) * 2014-05-30 2015-12-03 Sony Corporation Information processing apparatus and information processing method
JP6641304B2 (ja) * 2014-06-27 2020-02-05 ドルビー・インターナショナル・アーベー 非差分的な利得値を表現するのに必要とされる最低整数ビット数をhoaデータ・フレーム表現の圧縮のために決定する装置
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
CN112216291B (zh) * 2014-06-27 2025-01-17 杜比国际公司 声音或声场的压缩hoa声音表示的解码方法和装置
KR102655047B1 (ko) * 2014-06-27 2024-04-08 돌비 인터네셔널 에이비 Hoa 데이터 프레임 표현의 압축을 위해 비차분 이득 값들을 표현하는 데 필요하게 되는 비트들의 최저 정수 개수를 결정하는 방법
RU2702233C2 (ru) * 2014-06-30 2019-10-07 Сони Корпорейшн Устройство обработки информации и способ обработки информации
US9838819B2 (en) * 2014-07-02 2017-12-05 Qualcomm Incorporated Reducing correlation between higher order ambisonic (HOA) background channels
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
JP2017523452A (ja) * 2014-07-02 2017-08-17 ドルビー・インターナショナル・アーベー Hoa信号表現のサブバンド内の優勢な方向性信号の方向のエンコード/デコードのための方法および装置
US9536531B2 (en) * 2014-08-01 2017-01-03 Qualcomm Incorporated Editing of higher-order ambisonic audio data
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
US10140996B2 (en) 2014-10-10 2018-11-27 Qualcomm Incorporated Signaling layers for scalable coding of higher order ambisonic audio data
EP3007167A1 (en) * 2014-10-10 2016-04-13 Thomson Licensing Method and apparatus for low bit rate compression of a Higher Order Ambisonics HOA signal representation of a sound field
GB2532034A (en) * 2014-11-05 2016-05-11 Lee Smiles Aaron A 3D visual-audio data comprehension method
EP3251116A4 (en) * 2015-01-30 2018-07-25 DTS, Inc. System and method for capturing, encoding, distributing, and decoding immersive audio
US9712936B2 (en) * 2015-02-03 2017-07-18 Qualcomm Incorporated Coding higher-order ambisonic audio data with motion stabilization
US10327067B2 (en) * 2015-05-08 2019-06-18 Samsung Electronics Co., Ltd. Three-dimensional sound reproduction method and device
JP6466251B2 (ja) * 2015-05-20 2019-02-06 アルパイン株式会社 音場再現システム
TWI607655B (zh) * 2015-06-19 2017-12-01 Sony Corp Coding apparatus and method, decoding apparatus and method, and program
US9961475B2 (en) 2015-10-08 2018-05-01 Qualcomm Incorporated Conversion from object-based audio to HOA
JP6866362B2 (ja) * 2015-10-08 2021-04-28 ドルビー・インターナショナル・アーベー 圧縮された高次アンビソニックス音または音場表現のための層構成の符号化およびデータ構造
US9961467B2 (en) 2015-10-08 2018-05-01 Qualcomm Incorporated Conversion from channel-based audio to HOA
US10249312B2 (en) * 2015-10-08 2019-04-02 Qualcomm Incorporated Quantization of spatial vectors
CN105895111A (zh) * 2015-12-15 2016-08-24 乐视致新电子科技(天津)有限公司 基于Android的音频内容处理方法及设备
CN108496221B (zh) 2016-01-26 2020-01-21 杜比实验室特许公司 自适应量化
EP3209036A1 (en) 2016-02-19 2017-08-23 Thomson Licensing Method, computer readable storage medium, and apparatus for determining a target sound scene at a target position from two or more source sound scenes
EP3232688A1 (en) 2016-04-12 2017-10-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for providing individual sound zones
US10074012B2 (en) 2016-06-17 2018-09-11 Dolby Laboratories Licensing Corporation Sound and video object tracking
CN106340301B (zh) * 2016-09-13 2020-01-24 广州酷狗计算机科技有限公司 一种音频播放方法和装置
US11032663B2 (en) 2016-09-29 2021-06-08 The Trustees Of Princeton University System and method for virtual navigation of sound fields through interpolation of signals from an array of microphone assemblies
US10158963B2 (en) * 2017-01-30 2018-12-18 Google Llc Ambisonic audio with non-head tracked stereo based on head position and time
KR20180090022A (ko) * 2017-02-02 2018-08-10 한국전자통신연구원 다중 전방향 카메라 및 마이크 기반 가상현실 제공 방법 및 가상 현실 제공 방법을 수행하는 음향 신호 처리 장치 및 영상 신호 처리 장치
EP3627850A4 (en) * 2017-05-16 2020-05-06 Sony Corporation SPEAKER ARRAY AND SIGNAL PROCESSOR
US10390166B2 (en) * 2017-05-31 2019-08-20 Qualcomm Incorporated System and method for mixing and adjusting multi-input ambisonics
US10953327B2 (en) * 2017-06-15 2021-03-23 Dolby Laboratories Licensing Corporation Methods, apparatus and systems for optimizing communication between sender(s) and receiver(s) in computer-mediated reality applications
US10405126B2 (en) 2017-06-30 2019-09-03 Qualcomm Incorporated Mixed-order ambisonics (MOA) audio data for computer-mediated reality systems
WO2019012135A1 (en) * 2017-07-14 2019-01-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. CONCEPT FOR GENERATING AN ENHANCED AUDIO FIELD DESCRIPTION OR A MODIFIED SOUND FIELD DESCRIPTION USING DIRAC TECHNIQUE EXTENDED IN DEPTH OR OTHER TECHNIQUES
CN111149155B (zh) * 2017-07-14 2023-10-10 弗劳恩霍夫应用研究促进协会 使用多点声场描述生成经增强的声场描述的装置及方法
AR112504A1 (es) 2017-07-14 2019-11-06 Fraunhofer Ges Forschung Concepto para generar una descripción mejorada de campo de sonido o un campo de sonido modificado utilizando una descripción multi-capa
CN109756683B (zh) * 2017-11-02 2024-06-04 深圳市裂石影音科技有限公司 全景音视频录制方法、装置、存储介质和计算机设备
CN107920303B (zh) * 2017-11-21 2019-12-24 北京时代拓灵科技有限公司 一种音频采集的方法及装置
US10595146B2 (en) * 2017-12-21 2020-03-17 Verizon Patent And Licensing Inc. Methods and systems for extracting location-diffused ambient sound from a real-world scene
US10264386B1 (en) * 2018-02-09 2019-04-16 Google Llc Directional emphasis in ambisonics
CN112005560B (zh) 2018-04-10 2021-12-31 高迪奥实验室公司 使用元数据处理音频信号的方法和设备
GB2574238A (en) * 2018-05-31 2019-12-04 Nokia Technologies Oy Spatial audio parameter merging
GB2576769A (en) 2018-08-31 2020-03-04 Nokia Technologies Oy Spatial parameter signalling
KR102323529B1 (ko) 2018-12-17 2021-11-09 한국전자통신연구원 복합 차수 앰비소닉을 이용한 오디오 신호 처리 방법 및 장치
GB2582910A (en) * 2019-04-02 2020-10-14 Nokia Technologies Oy Audio codec extension
IL289261B2 (en) 2019-07-02 2024-07-01 Dolby Int Ab Methods, apparatus and systems for representation, encoding, and decoding of discrete directivity data
JP7815100B2 (ja) 2019-07-19 2026-02-17 エヴァテック・アーゲー 圧電コーティングおよび堆積プロセス
JP7285434B2 (ja) 2019-08-08 2023-06-02 日本電信電話株式会社 スピーカアレイ、信号処理装置、信号処理方法および信号処理プログラム
US10735887B1 (en) * 2019-09-19 2020-08-04 Wave Sciences, LLC Spatial audio array processing system and method
US11430451B2 (en) * 2019-09-26 2022-08-30 Apple Inc. Layered coding of audio with discrete objects
RU2751440C1 (ru) * 2020-10-19 2021-07-13 Федеральное государственное бюджетное образовательное учреждение высшего образования «Московский государственный университет имени М.В.Ломоносова» (МГУ) Система для голографической записи и воспроизведения звуковой информации
CN115226001B (zh) * 2021-11-24 2024-05-03 广州汽车集团股份有限公司 声能量补偿方法、装置及计算机设备
US20240298130A1 (en) * 2023-03-03 2024-09-05 Sony Interactive Entertainment Inc. Systems and methods for generating and applying audio-based basis functions

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1512514A (en) 1974-07-12 1978-06-01 Nat Res Dev Microphone assemblies
US5956674A (en) * 1995-12-01 1999-09-21 Digital Theater Systems, Inc. Multi-channel predictive subband audio coder using psychoacoustic adaptive bit allocation in frequency, time and over the multiple channels
US20030147539A1 (en) 2002-01-11 2003-08-07 Mh Acoustics, Llc, A Delaware Corporation Audio system based on at least second-order eigenbeams
FR2858403B1 (fr) 2003-07-31 2005-11-18 Remy Henri Denis Bruno Systeme et procede de determination d'une representation d'un champ acoustique
CN1677490A (zh) * 2004-04-01 2005-10-05 北京宫羽数字技术有限责任公司 一种增强音频编解码装置及方法
JP5023662B2 (ja) * 2006-11-06 2012-09-12 ソニー株式会社 信号処理システム、信号送信装置、信号受信装置およびプログラム
EP2205007B1 (en) 2008-12-30 2019-01-09 Dolby International AB Method and apparatus for three-dimensional acoustic field encoding and optimal reconstruction
EP2451196A1 (en) * 2010-11-05 2012-05-09 Thomson Licensing Method and apparatus for generating and for decoding sound field data including ambisonics sound field data of an order higher than three

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