JP2016523376A5 - - Google Patents

Download PDF

Info

Publication number
JP2016523376A5
JP2016523376A5 JP2016516813A JP2016516813A JP2016523376A5 JP 2016523376 A5 JP2016523376 A5 JP 2016523376A5 JP 2016516813 A JP2016516813 A JP 2016516813A JP 2016516813 A JP2016516813 A JP 2016516813A JP 2016523376 A5 JP2016523376 A5 JP 2016523376A5
Authority
JP
Japan
Prior art keywords
vectors
matrix
dist
processors
spherical harmonic
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
JP2016516813A
Other languages
English (en)
Japanese (ja)
Other versions
JP6185159B2 (ja
JP2016523376A (ja
Filing date
Publication date
Priority claimed from US14/289,265 external-priority patent/US9716959B2/en
Application filed filed Critical
Publication of JP2016523376A publication Critical patent/JP2016523376A/ja
Publication of JP2016523376A5 publication Critical patent/JP2016523376A5/ja
Application granted granted Critical
Publication of JP6185159B2 publication Critical patent/JP6185159B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

JP2016516813A 2013-05-29 2014-05-29 音場の分解された表現における誤差の補償 Expired - Fee Related JP6185159B2 (ja)

Applications Claiming Priority (39)

Application Number Priority Date Filing Date Title
US201361828445P 2013-05-29 2013-05-29
US201361828615P 2013-05-29 2013-05-29
US61/828,445 2013-05-29
US61/828,615 2013-05-29
US201361829155P 2013-05-30 2013-05-30
US201361829174P 2013-05-30 2013-05-30
US201361829182P 2013-05-30 2013-05-30
US61/829,182 2013-05-30
US61/829,155 2013-05-30
US61/829,174 2013-05-30
US201361829791P 2013-05-31 2013-05-31
US201361829846P 2013-05-31 2013-05-31
US61/829,791 2013-05-31
US61/829,846 2013-05-31
US201361886617P 2013-10-03 2013-10-03
US201361886605P 2013-10-03 2013-10-03
US61/886,617 2013-10-03
US61/886,605 2013-10-03
US201361899041P 2013-11-01 2013-11-01
US201361899034P 2013-11-01 2013-11-01
US61/899,041 2013-11-01
US61/899,034 2013-11-01
US201461925158P 2014-01-08 2014-01-08
US201461925126P 2014-01-08 2014-01-08
US201461925112P 2014-01-08 2014-01-08
US201461925074P 2014-01-08 2014-01-08
US61/925,074 2014-01-08
US61/925,112 2014-01-08
US61/925,158 2014-01-08
US61/925,126 2014-01-08
US201461933706P 2014-01-30 2014-01-30
US201461933721P 2014-01-30 2014-01-30
US61/933,721 2014-01-30
US61/933,706 2014-01-30
US201462003515P 2014-05-27 2014-05-27
US62/003,515 2014-05-27
US14/289,265 2014-05-28
US14/289,265 US9716959B2 (en) 2013-05-29 2014-05-28 Compensating for error in decomposed representations of sound fields
PCT/US2014/039999 WO2014194075A1 (en) 2013-05-29 2014-05-29 Compensating for error in decomposed representations of sound fields

Publications (3)

Publication Number Publication Date
JP2016523376A JP2016523376A (ja) 2016-08-08
JP2016523376A5 true JP2016523376A5 (cg-RX-API-DMAC7.html) 2017-06-29
JP6185159B2 JP6185159B2 (ja) 2017-08-23

Family

ID=51985123

Family Applications (6)

Application Number Title Priority Date Filing Date
JP2016516824A Active JP6449256B2 (ja) 2013-05-29 2014-05-29 音場の分解された表現の圧縮
JP2016516821A Expired - Fee Related JP6121625B2 (ja) 2013-05-29 2014-05-29 音場の分解された表現の圧縮
JP2016516823A Active JP6345771B2 (ja) 2013-05-29 2014-05-29 音場の空間成分の圧縮のための量子化ステップサイズ
JP2016516813A Expired - Fee Related JP6185159B2 (ja) 2013-05-29 2014-05-29 音場の分解された表現における誤差の補償
JP2017065537A Active JP6199519B2 (ja) 2013-05-29 2017-03-29 音場の分解された表現の圧縮
JP2017119791A Active JP6290498B2 (ja) 2013-05-29 2017-06-19 音場の分解された表現の圧縮

Family Applications Before (3)

Application Number Title Priority Date Filing Date
JP2016516824A Active JP6449256B2 (ja) 2013-05-29 2014-05-29 音場の分解された表現の圧縮
JP2016516821A Expired - Fee Related JP6121625B2 (ja) 2013-05-29 2014-05-29 音場の分解された表現の圧縮
JP2016516823A Active JP6345771B2 (ja) 2013-05-29 2014-05-29 音場の空間成分の圧縮のための量子化ステップサイズ

Family Applications After (2)

Application Number Title Priority Date Filing Date
JP2017065537A Active JP6199519B2 (ja) 2013-05-29 2017-03-29 音場の分解された表現の圧縮
JP2017119791A Active JP6290498B2 (ja) 2013-05-29 2017-06-19 音場の分解された表現の圧縮

Country Status (19)

Country Link
US (16) US11146903B2 (cg-RX-API-DMAC7.html)
EP (9) EP3107094B1 (cg-RX-API-DMAC7.html)
JP (6) JP6449256B2 (cg-RX-API-DMAC7.html)
KR (11) KR101795900B1 (cg-RX-API-DMAC7.html)
CN (7) CN110767242B (cg-RX-API-DMAC7.html)
AU (1) AU2014274076B2 (cg-RX-API-DMAC7.html)
BR (1) BR112015030102B1 (cg-RX-API-DMAC7.html)
CA (1) CA2912810C (cg-RX-API-DMAC7.html)
ES (4) ES2764384T3 (cg-RX-API-DMAC7.html)
HU (3) HUE046520T2 (cg-RX-API-DMAC7.html)
IL (1) IL242648B (cg-RX-API-DMAC7.html)
MY (1) MY174865A (cg-RX-API-DMAC7.html)
PH (1) PH12015502634B1 (cg-RX-API-DMAC7.html)
RU (1) RU2668059C2 (cg-RX-API-DMAC7.html)
SG (1) SG11201509462VA (cg-RX-API-DMAC7.html)
TW (2) TWI645723B (cg-RX-API-DMAC7.html)
UA (1) UA116140C2 (cg-RX-API-DMAC7.html)
WO (12) WO2014194090A1 (cg-RX-API-DMAC7.html)
ZA (1) ZA201509227B (cg-RX-API-DMAC7.html)

Families Citing this family (142)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2665208A1 (en) 2012-05-14 2013-11-20 Thomson Licensing Method and apparatus for compressing and decompressing a Higher Order Ambisonics signal representation
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
US9913064B2 (en) 2013-02-07 2018-03-06 Qualcomm Incorporated Mapping virtual speakers to physical speakers
US9883310B2 (en) 2013-02-08 2018-01-30 Qualcomm Incorporated Obtaining symmetry information for higher order ambisonic audio renderers
US10178489B2 (en) 2013-02-08 2019-01-08 Qualcomm Incorporated Signaling audio rendering information in a bitstream
US9609452B2 (en) 2013-02-08 2017-03-28 Qualcomm Incorporated Obtaining sparseness information for higher order ambisonic audio renderers
US11146903B2 (en) 2013-05-29 2021-10-12 Qualcomm Incorporated Compression of decomposed representations of a sound field
US9466305B2 (en) 2013-05-29 2016-10-11 Qualcomm Incorporated Performing positional analysis to code spherical harmonic coefficients
JP6377730B2 (ja) * 2013-06-05 2018-08-22 ドルビー・インターナショナル・アーベー オーディオ信号を符号化する方法及び装置並びにオーディオ信号を復号する方法及び装置
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
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
US9620137B2 (en) 2014-05-16 2017-04-11 Qualcomm Incorporated Determining between scalar and vector quantization in higher order ambisonic coefficients
US9959876B2 (en) 2014-05-16 2018-05-01 Qualcomm Incorporated Closed loop quantization of higher order ambisonic coefficients
US9847087B2 (en) 2014-05-16 2017-12-19 Qualcomm Incorporated Higher order ambisonics signal compression
US9852737B2 (en) 2014-05-16 2017-12-26 Qualcomm Incorporated Coding vectors decomposed from higher-order ambisonics audio signals
US10770087B2 (en) 2014-05-16 2020-09-08 Qualcomm Incorporated Selecting codebooks for coding vectors decomposed from higher-order ambisonic audio signals
US20150332682A1 (en) 2014-05-16 2015-11-19 Qualcomm Incorporated Spatial relation coding for higher order ambisonic coefficients
US10134403B2 (en) * 2014-05-16 2018-11-20 Qualcomm Incorporated Crossfading between higher order ambisonic signals
US20150347392A1 (en) * 2014-05-29 2015-12-03 International Business Machines Corporation Real-time filtering of massive time series sets for social media trends
KR101941764B1 (ko) 2014-05-30 2019-01-23 퀄컴 인코포레이티드 고차 앰비소닉 오디오 렌더러들에 대한 대칭성 정보의 획득
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
US9838819B2 (en) 2014-07-02 2017-12-05 Qualcomm Incorporated Reducing correlation between higher order ambisonic (HOA) background channels
US9736606B2 (en) 2014-08-01 2017-08-15 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
US20160093308A1 (en) 2014-09-26 2016-03-31 Qualcomm Incorporated Predictive vector 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
US9940937B2 (en) 2014-10-10 2018-04-10 Qualcomm Incorporated Screen related adaptation of HOA content
US9984693B2 (en) 2014-10-10 2018-05-29 Qualcomm Incorporated Signaling channels for scalable coding of higher order ambisonic audio data
TWI758146B (zh) * 2015-03-13 2022-03-11 瑞典商杜比國際公司 解碼具有增強頻譜帶複製元資料在至少一填充元素中的音訊位元流
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
EP4436072A3 (en) * 2015-06-02 2024-11-27 Sony Group Corporation Transmission device, transmission method, media processing device, media processing method, and reception device
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
JP6501259B2 (ja) * 2015-08-04 2019-04-17 本田技研工業株式会社 音声処理装置及び音声処理方法
US10693936B2 (en) * 2015-08-25 2020-06-23 Qualcomm Incorporated Transporting coded audio data
US20170098452A1 (en) * 2015-10-02 2017-04-06 Dts, Inc. Method and system for audio processing of dialog, music, effect and height objects
US9961467B2 (en) 2015-10-08 2018-05-01 Qualcomm Incorporated Conversion from channel-based audio to HOA
US9961475B2 (en) 2015-10-08 2018-05-01 Qualcomm Incorporated Conversion from object-based audio to HOA
US10249312B2 (en) * 2015-10-08 2019-04-02 Qualcomm Incorporated Quantization of spatial vectors
WO2017060411A1 (en) 2015-10-08 2017-04-13 Dolby International Ab Layered coding for compressed sound or sound field representations
CN116913291A (zh) * 2015-10-08 2023-10-20 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
US9959880B2 (en) 2015-10-14 2018-05-01 Qualcomm Incorporated Coding higher-order ambisonic coefficients during multiple transitions
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
EP3188504B1 (en) 2016-01-04 2020-07-29 Harman Becker Automotive Systems GmbH Multi-media reproduction for a multiplicity of recipients
EP3402221B1 (en) * 2016-01-08 2020-04-08 Sony Corporation Audio processing device and method, and program
JP6674021B2 (ja) * 2016-03-15 2020-04-01 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 音場記述を生成する装置、方法、及びコンピュータプログラム
EP3469588A1 (en) * 2016-06-30 2019-04-17 Huawei Technologies Duesseldorf GmbH Apparatuses and methods for encoding and decoding a multichannel audio signal
KR102561371B1 (ko) * 2016-07-11 2023-08-01 삼성전자주식회사 디스플레이장치와, 기록매체
WO2018064528A1 (en) * 2016-09-29 2018-04-05 The Trustees Of Princeton University Ambisonic navigation of sound fields from an array of microphones
CN107945810B (zh) * 2016-10-13 2021-12-14 杭州米谟科技有限公司 用于编码和解码hoa或多声道数据的方法和装置
US11321609B2 (en) 2016-10-19 2022-05-03 Samsung Electronics Co., Ltd Method and apparatus for neural network quantization
US12190231B2 (en) 2016-10-19 2025-01-07 Samsung Electronics Co., Ltd Method and apparatus for neural network quantization
CN109804645A (zh) * 2016-10-31 2019-05-24 谷歌有限责任公司 基于投影的音频代码化
CN108206021B (zh) * 2016-12-16 2020-12-18 南京青衿信息科技有限公司 一种后向兼容式三维声编码器、解码器及其编解码方法
US10659906B2 (en) * 2017-01-13 2020-05-19 Qualcomm Incorporated Audio parallax for virtual reality, augmented reality, and mixed reality
WO2018139683A1 (ko) * 2017-01-24 2018-08-02 주식회사 알티스트 차량 상태 모니터링 시스템 및 방법
US10455321B2 (en) 2017-04-28 2019-10-22 Qualcomm Incorporated Microphone configurations
US9820073B1 (en) 2017-05-10 2017-11-14 Tls Corp. Extracting a common signal from multiple audio signals
CN110771181B (zh) * 2017-05-15 2021-09-28 杜比实验室特许公司 用于将空间音频格式转换为扬声器信号的方法、系统和设备
US10390166B2 (en) * 2017-05-31 2019-08-20 Qualcomm Incorporated System and method for mixing and adjusting multi-input ambisonics
US10405126B2 (en) 2017-06-30 2019-09-03 Qualcomm Incorporated Mixed-order ambisonics (MOA) audio data for computer-mediated reality systems
SG11202000330XA (en) 2017-07-14 2020-02-27 Fraunhofer Ges Forschung Concept for generating an enhanced sound field description or a modified sound field description using a multi-point sound field description
RU2740703C1 (ru) 2017-07-14 2021-01-20 Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. Принцип формирования улучшенного описания звукового поля или модифицированного описания звукового поля с использованием многослойного описания
BR112020000779A2 (pt) 2017-07-14 2020-07-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. aparelho para gerar uma descrição de campo sonoro aprimorada, aparelho para gerar uma descrição de campo sonoro modificada a partir de uma descrição de campo sonoro e metadados com relação às informações espaciais da descrição de campo sonoro, método para gerar uma descrição de campo sonoro aprimorada, método para gerar uma descrição de campo sonoro modificada a partir de uma descrição de campo sonoro e metadados com relação às informações espaciais da descrição de campo sonoro, programa de computador e descrição de campo sonoro aprimorada.
US10075802B1 (en) 2017-08-08 2018-09-11 Qualcomm Incorporated Bitrate allocation for higher order ambisonic audio data
US10674301B2 (en) * 2017-08-25 2020-06-02 Google Llc Fast and memory efficient encoding of sound objects using spherical harmonic symmetries
US10764684B1 (en) 2017-09-29 2020-09-01 Katherine A. Franco Binaural audio using an arbitrarily shaped microphone array
US10972851B2 (en) * 2017-10-05 2021-04-06 Qualcomm Incorporated Spatial relation coding of higher order ambisonic coefficients
WO2019069710A1 (ja) 2017-10-05 2019-04-11 ソニー株式会社 符号化装置および方法、復号装置および方法、並びにプログラム
ES2930374T3 (es) 2017-11-17 2022-12-09 Fraunhofer Ges Forschung Aparato y método para codificar o decodificar parámetros de codificación de audio direccional utilizando diferentes resoluciones de tiempo/frecuencia
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
EP3506080B1 (en) * 2017-12-27 2023-06-07 Nokia Technologies Oy Audio scene processing
US11409923B1 (en) * 2018-01-22 2022-08-09 Ansys, Inc Systems and methods for generating reduced order models
FR3079706B1 (fr) 2018-03-29 2021-06-04 Inst Mines Telecom Procede et systeme de diffusion d'un flux audio multicanal a des terminaux de spectateurs assistant a un evenement sportif
GB2572650A (en) * 2018-04-06 2019-10-09 Nokia Technologies Oy Spatial audio parameters and associated spatial audio playback
BR112020015835A2 (pt) 2018-04-11 2020-12-15 Dolby International Ab Métodos, aparelho e sistemas para renderização de áudio 6dof e representações de dados e estruturas de fluxo de bits para renderização de áudio 6dof
US10672405B2 (en) * 2018-05-07 2020-06-02 Google Llc Objective quality metrics for ambisonic spatial audio
CN108831494B (zh) * 2018-05-29 2022-07-19 平安科技(深圳)有限公司 语音增强方法、装置、计算机设备及存储介质
GB2574873A (en) * 2018-06-21 2019-12-25 Nokia Technologies Oy Determination of spatial audio parameter encoding and associated decoding
US10999693B2 (en) 2018-06-25 2021-05-04 Qualcomm Incorporated Rendering different portions of audio data using different renderers
US12056594B2 (en) * 2018-06-27 2024-08-06 International Business Machines Corporation Low precision deep neural network enabled by compensation instructions
CN118711601A (zh) * 2018-07-02 2024-09-27 杜比实验室特许公司 用于产生或解码包括沉浸式音频信号的位流的方法及装置
US11798569B2 (en) 2018-10-02 2023-10-24 Qualcomm Incorporated Flexible rendering of audio data
BR112021007807A2 (pt) * 2018-10-26 2021-07-27 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. analisador, avaliador de similaridade, codificador e decodificador de áudio, conversor de formato, renderizador, métodos e representação de áudio
EP3874492B1 (en) * 2018-10-31 2023-12-06 Nokia Technologies Oy Determination of spatial audio parameter encoding and associated decoding
GB2578625A (en) 2018-11-01 2020-05-20 Nokia Technologies Oy Apparatus, methods and computer programs for encoding spatial metadata
ES2940286T3 (es) 2018-12-07 2023-05-05 Fraunhofer Ges Forschung Aparato, método y programa informático para codificación, decodificación, procesamiento de escenas y otros procedimientos relacionados con codificación de audio espacial basada en dirac que utiliza generadores de componentes de bajo, medio y alto orden
FR3090179B1 (fr) * 2018-12-14 2021-04-09 Fond B Com Procédé d’interpolation d’un champ sonore, produit programme d’ordinateur et dispositif correspondants.
CA3123982C (en) * 2018-12-19 2024-03-12 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for reproducing a spatially extended sound source or apparatus and method for generating a bitstream from a spatially extended sound source
KR102277952B1 (ko) * 2019-01-11 2021-07-19 브레인소프트주식회사 디제이 변환에 의한 주파수 추출 방법
EP3706119A1 (fr) * 2019-03-05 2020-09-09 Orange Codage audio spatialisé avec interpolation et quantification de rotations
GB2582748A (en) * 2019-03-27 2020-10-07 Nokia Technologies Oy Sound field related rendering
RU2722223C1 (ru) * 2019-04-16 2020-05-28 Вадим Иванович Филиппов Способ сжатия многомерных образов путем приближения элементов пространств Lp{ (0, 1]m} , p больше или равно 1 и меньше бесконечности, по системам сжатий и сдвигов одной функции рядами типа Фурье с целыми коэффциентами и целочисленное разложение элементов многомодулярных пространств
US12142285B2 (en) 2019-06-24 2024-11-12 Qualcomm Incorporated Quantizing spatial components based on bit allocations determined for psychoacoustic audio coding
US11538489B2 (en) * 2019-06-24 2022-12-27 Qualcomm Incorporated Correlating scene-based audio data for psychoacoustic audio coding
US12308034B2 (en) 2019-06-24 2025-05-20 Qualcomm Incorporated Performing psychoacoustic audio coding based on operating conditions
US12073842B2 (en) * 2019-06-24 2024-08-27 Qualcomm Incorporated Psychoacoustic audio coding of ambisonic audio data
GB2586214A (en) * 2019-07-31 2021-02-17 Nokia Technologies Oy Quantization of spatial audio direction parameters
CN114467313B (zh) * 2019-08-08 2023-04-14 博姆云360公司 用于心理声学频率范围延伸的非线性自适应滤波器组
JP7581333B2 (ja) * 2019-08-30 2024-11-12 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・オーディオ信号のチャネル識別
GB2587196A (en) 2019-09-13 2021-03-24 Nokia Technologies Oy Determination of spatial audio parameter encoding and associated decoding
US11430451B2 (en) * 2019-09-26 2022-08-30 Apple Inc. Layered coding of audio with discrete objects
CN110708647B (zh) * 2019-10-29 2020-12-25 扆亮海 一种球面分配引导的数据匹配立体声场重构方法
GB2590906A (en) * 2019-12-19 2021-07-14 Nomono As Wireless microphone with local storage
EP4091344A1 (en) * 2020-01-14 2022-11-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for reproducing a spatially extended sound source or apparatus and method for generating a description for a spatially extended sound source using anchoring information
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
GB2595871A (en) * 2020-06-09 2021-12-15 Nokia Technologies Oy The reduction of spatial audio parameters
WO2021260826A1 (ja) * 2020-06-24 2021-12-30 日本電信電話株式会社 音信号復号方法、音信号復号装置、プログラム及び記録媒体
CN111883138B (zh) * 2020-07-17 2025-01-24 深圳前海微众银行股份有限公司 一种识别说话对象的方法、装置、设备及可读存储介质
KR20230003546A (ko) * 2020-08-28 2023-01-06 구글 엘엘씨 오디오 코덱의 감각 불협화음 및 사운드 정위 큐의 불변성 유지
FR3113993B1 (fr) * 2020-09-09 2023-02-24 Arkamys Procédé de spatialisation sonore
US20230360655A1 (en) * 2020-09-25 2023-11-09 Apple Inc. Higher order ambisonics encoding and decoding
CN112327398B (zh) * 2020-11-20 2022-03-08 中国科学院上海光学精密机械研究所 一种矢量补偿体布拉格光栅角度偏转器的制备方法
CN114582357B (zh) * 2020-11-30 2025-09-12 华为技术有限公司 一种音频编解码方法和装置
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
WO2022122861A1 (en) * 2020-12-08 2022-06-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Signal characteristic determinator, method for determining a signal characteristic, audio encoder and computer program
US11743670B2 (en) 2020-12-18 2023-08-29 Qualcomm Incorporated Correlation-based rendering with multiple distributed streams accounting for an occlusion for six degree of freedom applications
US11521623B2 (en) 2021-01-11 2022-12-06 Bank Of America Corporation System and method for single-speaker identification in a multi-speaker environment on a low-frequency audio recording
CN113518299B (zh) * 2021-04-30 2022-06-03 电子科技大学 一种改进的源分量及环境分量提取方法、设备及计算机可读存储介质
CN113345448B (zh) * 2021-05-12 2022-08-05 北京大学 一种基于独立成分分析的hoa信号压缩方法
CN115346537B (zh) * 2021-05-14 2024-11-29 华为技术有限公司 一种音频编码、解码方法及装置
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
WO2022248620A1 (en) * 2021-05-27 2022-12-01 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Encoding and decoding of acoustic environment
CN115938388A (zh) * 2021-05-31 2023-04-07 华为技术有限公司 一种三维音频信号的处理方法和装置
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
CN113378063B (zh) * 2021-07-09 2023-07-28 小红书科技有限公司 一种基于滑动谱分解确定内容多样性的方法和内容排序方法
WO2023008831A1 (ko) * 2021-07-27 2023-02-02 브레인소프트 주식회사 해석적 방법에 기반한 디제이 변환 주파수 추출 방법
US12382238B2 (en) * 2021-07-30 2025-08-05 Qualcomm Incorporated XR rendering for 3D audio content and audio codec
CN113647978B (zh) * 2021-08-18 2023-11-21 重庆大学 一种带有截断因子的高鲁棒性符号相干系数超声成像方法
CN114597910B (zh) * 2022-03-28 2025-07-15 合肥工业大学 一种用于svc与电网交互稳定性评估的方法及其应用
CN114928788B (zh) * 2022-04-10 2025-02-21 西北工业大学 一种基于稀疏平面波分解的声场重放空间解码方法
CN114822568A (zh) * 2022-06-02 2022-07-29 深圳创维-Rgb电子有限公司 音频播放方法、装置、设备及计算机可读存储介质
US20240298130A1 (en) * 2023-03-03 2024-09-05 Sony Interactive Entertainment Inc. Systems and methods for generating and applying audio-based basis functions
CN120299466B (zh) * 2025-06-12 2025-08-26 北京生数科技有限公司 音频数据处理方法、装置、设备、存储介质及程序产品

Family Cites Families (217)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1159034B (it) 1983-06-10 1987-02-25 Cselt Centro Studi Lab Telecom Sintetizzatore vocale
US4972344A (en) 1986-05-30 1990-11-20 Finial Technology, Inc. Dual beam optical turntable
US5012518A (en) 1989-07-26 1991-04-30 Itt Corporation Low-bit-rate speech coder using LPC data reduction processing
US5363050A (en) 1990-08-31 1994-11-08 Guo Wendy W Quantitative dielectric imaging system
SG49883A1 (en) 1991-01-08 1998-06-15 Dolby Lab Licensing Corp Encoder/decoder for multidimensional sound fields
US5757927A (en) 1992-03-02 1998-05-26 Trifield Productions Ltd. Surround sound apparatus
JP2626492B2 (ja) 1993-09-13 1997-07-02 日本電気株式会社 ベクトル量子化装置
US5790759A (en) * 1995-09-19 1998-08-04 Lucent Technologies Inc. Perceptual noise masking measure based on synthesis filter frequency response
US5819215A (en) 1995-10-13 1998-10-06 Dobson; Kurt Method and apparatus for wavelet based data compression having adaptive bit rate control for compression of digital audio or other sensory data
JP3707116B2 (ja) 1995-10-26 2005-10-19 ソニー株式会社 音声復号化方法及び装置
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
JP3849210B2 (ja) 1996-09-24 2006-11-22 ヤマハ株式会社 音声符号化復号方式
US5821887A (en) 1996-11-12 1998-10-13 Intel Corporation Method and apparatus for decoding variable length codes
US6167375A (en) 1997-03-17 2000-12-26 Kabushiki Kaisha Toshiba Method for encoding and decoding a speech signal including background noise
US6072878A (en) 1997-09-24 2000-06-06 Sonic Solutions Multi-channel surround sound mastering and reproduction techniques that preserve spatial harmonics
US6263312B1 (en) 1997-10-03 2001-07-17 Alaris, Inc. Audio compression and decompression employing subband decomposition of residual signal and distortion reduction
JP3211762B2 (ja) 1997-12-12 2001-09-25 日本電気株式会社 音声及び音楽符号化方式
AUPP272698A0 (en) 1998-03-31 1998-04-23 Lake Dsp Pty Limited Soundfield playback from a single speaker system
US6016473A (en) * 1998-04-07 2000-01-18 Dolby; Ray M. Low bit-rate spatial coding method and system
EP1018840A3 (en) 1998-12-08 2005-12-21 Canon Kabushiki Kaisha Digital receiving apparatus and method
EP1088304A1 (en) 1999-04-05 2001-04-04 Hughes Electronics Corporation A frequency domain interpolative speech codec system
US6370502B1 (en) 1999-05-27 2002-04-09 America Online, Inc. Method and system for reduction of quantization-induced block-discontinuities and general purpose audio codec
US6782360B1 (en) 1999-09-22 2004-08-24 Mindspeed Technologies, Inc. Gain quantization for a CELP speech coder
US7043312B1 (en) * 2000-02-17 2006-05-09 Sonic Solutions CD playback augmentation for higher resolution and multi-channel sound
US20020049586A1 (en) * 2000-09-11 2002-04-25 Kousuke Nishio Audio encoder, audio decoder, and broadcasting system
JP2002094989A (ja) 2000-09-14 2002-03-29 Pioneer Electronic Corp ビデオ信号符号化装置及びビデオ信号符号化方法
US7660424B2 (en) 2001-02-07 2010-02-09 Dolby Laboratories Licensing Corporation Audio channel spatial translation
US20020169735A1 (en) 2001-03-07 2002-11-14 David Kil Automatic mapping from data to preprocessing algorithms
GB2379147B (en) 2001-04-18 2003-10-22 Univ York Sound processing
US20030147539A1 (en) 2002-01-11 2003-08-07 Mh Acoustics, Llc, A Delaware Corporation Audio system based on at least second-order eigenbeams
US7031894B2 (en) 2002-01-16 2006-04-18 Timbre Technologies, Inc. Generating a library of simulated-diffraction signals and hypothetical profiles of periodic gratings
US7262770B2 (en) 2002-03-21 2007-08-28 Microsoft Corporation Graphics image rendering with radiance self-transfer for low-frequency lighting environments
US20030223603A1 (en) * 2002-05-28 2003-12-04 Beckman Kenneth Oren Sound space replication
US8160269B2 (en) 2003-08-27 2012-04-17 Sony Computer Entertainment Inc. Methods and apparatuses for adjusting a listening area for capturing sounds
ES2334934T3 (es) 2002-09-04 2010-03-17 Microsoft Corporation Codificacion de entropia por adaptacion de codificacion entre modalidades de nivel y de longitud de sucesion y nivel.
FR2844894B1 (fr) 2002-09-23 2004-12-17 Remy Henri Denis Bruno Procede et systeme de traitement d'une representation d'un champ acoustique
US7330812B2 (en) 2002-10-04 2008-02-12 National Research Council Of Canada Method and apparatus for transmitting an audio stream having additional payload in a hidden sub-channel
FR2847376B1 (fr) 2002-11-19 2005-02-04 France Telecom Procede de traitement de donnees sonores et dispositif d'acquisition sonore mettant en oeuvre ce procede
US6961696B2 (en) 2003-02-07 2005-11-01 Motorola, Inc. Class quantization for distributed speech recognition
FI115324B (fi) 2003-03-14 2005-04-15 Elekta Neuromag Oy Menetelmä ja järjestelmä monikanavaisen mittaussignaalin käsittelemiseksi
US7558393B2 (en) 2003-03-18 2009-07-07 Miller Iii Robert E System and method for compatible 2D/3D (full sphere with height) surround sound reproduction
US7920709B1 (en) 2003-03-25 2011-04-05 Robert Hickling Vector sound-intensity probes operating in a half-space
JP2005086486A (ja) 2003-09-09 2005-03-31 Alpine Electronics Inc オーディオ装置およびオーディオ処理方法
US7433815B2 (en) 2003-09-10 2008-10-07 Dilithium Networks Pty Ltd. Method and apparatus for voice transcoding between variable rate coders
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
KR100556911B1 (ko) 2003-12-05 2006-03-03 엘지전자 주식회사 무선 동영상 스트리밍 서비스를 위한 동영상 데이터의 구조
KR100629997B1 (ko) 2004-02-26 2006-09-27 엘지전자 주식회사 오디오 신호의 인코딩 방법
US7283634B2 (en) 2004-08-31 2007-10-16 Dts, Inc. Method of mixing audio channels using correlated outputs
US7630902B2 (en) 2004-09-17 2009-12-08 Digital Rise Technology Co., Ltd. Apparatus and methods for digital audio coding using codebook application ranges
FR2880755A1 (fr) 2005-01-10 2006-07-14 France Telecom Procede et dispositif d'individualisation de hrtfs par modelisation
KR100636229B1 (ko) 2005-01-14 2006-10-19 학교법인 성균관대학 신축형 부호화를 위한 적응적 엔트로피 부호화 및 복호화방법과 그 장치
US8483955B2 (en) 2005-03-30 2013-07-09 Aisin Aw Co., Ltd. Navigation system for a vehicle
US7271747B2 (en) 2005-05-10 2007-09-18 Rice University Method and apparatus for distributed compressed sensing
JP5461835B2 (ja) * 2005-05-26 2014-04-02 エルジー エレクトロニクス インコーポレイティド オーディオ信号の符号化/復号化方法及び符号化/復号化装置
EP1737267B1 (en) 2005-06-23 2007-11-14 AKG Acoustics GmbH Modelling of a microphone
US7599840B2 (en) * 2005-07-15 2009-10-06 Microsoft Corporation Selectively using multiple entropy models in adaptive coding and decoding
EP1943642A4 (en) * 2005-09-27 2009-07-01 Lg Electronics Inc METHOD AND DEVICE FOR CODING / DECODING A MULTI-CHANNEL AUDIO SIGNAL
US8510105B2 (en) 2005-10-21 2013-08-13 Nokia Corporation Compression and decompression of data vectors
EP1946612B1 (fr) 2005-10-27 2012-11-14 France Télécom Individualisation de hrtfs utilisant une modelisation par elements finis couplee a un modele correctif
US8190425B2 (en) 2006-01-20 2012-05-29 Microsoft Corporation Complex cross-correlation parameters for multi-channel audio
CN101385077B (zh) 2006-02-07 2012-04-11 Lg电子株式会社 用于编码/解码信号的装置和方法
US9215544B2 (en) * 2006-03-09 2015-12-15 Orange Optimization of binaural sound spatialization based on multichannel encoding
FR2898725A1 (fr) * 2006-03-15 2007-09-21 France Telecom Dispositif et procede de codage gradue d'un signal audio multi-canal selon une analyse en composante principale
ATE527833T1 (de) 2006-05-04 2011-10-15 Lg Electronics Inc Verbesserung von stereo-audiosignalen mittels neuabmischung
US8345899B2 (en) 2006-05-17 2013-01-01 Creative Technology Ltd Phase-amplitude matrixed surround decoder
US8712061B2 (en) 2006-05-17 2014-04-29 Creative Technology Ltd Phase-amplitude 3-D stereo encoder and decoder
US8379868B2 (en) 2006-05-17 2013-02-19 Creative Technology Ltd Spatial audio coding based on universal spatial cues
US20080004729A1 (en) 2006-06-30 2008-01-03 Nokia Corporation Direct encoding into a directional audio coding format
US7877253B2 (en) 2006-10-06 2011-01-25 Qualcomm Incorporated Systems, methods, and apparatus for frame erasure recovery
DE102006053919A1 (de) 2006-10-11 2008-04-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Erzeugen einer Anzahl von Lautsprechersignalen für ein Lautsprecher-Array, das einen Wiedergaberaum definiert
US7966175B2 (en) 2006-10-18 2011-06-21 Polycom, Inc. Fast lattice vector quantization
US20090210239A1 (en) 2006-11-24 2009-08-20 Lg Electronics Inc. Method for Encoding and Decoding Object-Based Audio Signal and Apparatus Thereof
CN101553866B (zh) * 2006-12-07 2012-05-30 Lg电子株式会社 用于处理音频信号的方法和装置
US7663623B2 (en) 2006-12-18 2010-02-16 Microsoft Corporation Spherical harmonics scaling
JP2008227946A (ja) 2007-03-13 2008-09-25 Toshiba Corp 画像復号装置
US9015051B2 (en) 2007-03-21 2015-04-21 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Reconstruction of audio channels with direction parameters indicating direction of origin
US8908873B2 (en) 2007-03-21 2014-12-09 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Method and apparatus for conversion between multi-channel audio formats
US8290167B2 (en) 2007-03-21 2012-10-16 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Method and apparatus for conversion between multi-channel audio formats
EP3968642A1 (en) 2007-04-12 2022-03-16 InterDigital VC Holdings, Inc. Methods and apparatus for video usability information (vui) for scalable video coding (svc)
US20080298610A1 (en) * 2007-05-30 2008-12-04 Nokia Corporation Parameter Space Re-Panning for Spatial Audio
US8180062B2 (en) * 2007-05-30 2012-05-15 Nokia Corporation Spatial sound zooming
US8644970B2 (en) * 2007-06-08 2014-02-04 Lg Electronics Inc. Method and an apparatus for processing an audio signal
US7885819B2 (en) 2007-06-29 2011-02-08 Microsoft Corporation Bitstream syntax for multi-process audio decoding
EP2168121B1 (fr) 2007-07-03 2018-06-06 Orange Quantification apres transformation lineaire combinant les signaux audio d'une scene sonore, codeur associe
US8463615B2 (en) 2007-07-30 2013-06-11 Google Inc. Low-delay audio coder
DE602007008717D1 (de) 2007-07-30 2010-10-07 Global Ip Solutions Inc Audiodekoder mit geringer Verzögerung
JP5264913B2 (ja) 2007-09-11 2013-08-14 ヴォイスエイジ・コーポレーション 話声およびオーディオの符号化における、代数符号帳の高速検索のための方法および装置
GB2467668B (en) 2007-10-03 2011-12-07 Creative Tech Ltd Spatial audio analysis and synthesis for binaural reproduction and format conversion
US8509454B2 (en) * 2007-11-01 2013-08-13 Nokia Corporation Focusing on a portion of an audio scene for an audio signal
WO2009067741A1 (en) 2007-11-27 2009-06-04 Acouity Pty Ltd Bandwidth compression of parametric soundfield representations for transmission and storage
EP3288029A1 (en) 2008-01-16 2018-02-28 III Holdings 12, LLC Vector quantizer, vector inverse quantizer, and methods therefor
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
CN101965612B (zh) 2008-03-03 2012-08-29 Lg电子株式会社 用于处理音频信号的方法和装置
KR101291293B1 (ko) 2008-03-10 2013-07-30 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 트랜지언트 이벤트를 갖는 오디오 신호를 조작하기 위한 장치 및 방법
US8219409B2 (en) * 2008-03-31 2012-07-10 Ecole Polytechnique Federale De Lausanne Audio wave field encoding
EP2283373B1 (en) 2008-04-28 2021-03-10 Cornell University Accurate quantification of magnetic susceptibility in molecular mri
US8184298B2 (en) 2008-05-21 2012-05-22 The Board Of Trustees Of The University Of Illinois Spatial light interference microscopy and fourier transform light scattering for cell and tissue characterization
WO2009144953A1 (ja) 2008-05-30 2009-12-03 パナソニック株式会社 符号化装置、復号装置およびこれらの方法
JP5220922B2 (ja) 2008-07-08 2013-06-26 ブリュエル アンド ケアー サウンド アンド ヴァイブレーション メジャーメント エー/エス 音場の再構成
EP2144230A1 (en) 2008-07-11 2010-01-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Low bitrate audio encoding/decoding scheme having cascaded switches
JP5697301B2 (ja) 2008-10-01 2015-04-08 株式会社Nttドコモ 動画像符号化装置、動画像復号装置、動画像符号化方法、動画像復号方法、動画像符号化プログラム、動画像復号プログラム、及び動画像符号化・復号システム
GB0817950D0 (en) 2008-10-01 2008-11-05 Univ Southampton Apparatus and method for sound reproduction
US8207890B2 (en) 2008-10-08 2012-06-26 Qualcomm Atheros, Inc. Providing ephemeris data and clock corrections to a satellite navigation system receiver
US8391500B2 (en) 2008-10-17 2013-03-05 University Of Kentucky Research Foundation Method and system for creating three-dimensional spatial audio
FR2938688A1 (fr) 2008-11-18 2010-05-21 France Telecom Codage avec mise en forme du bruit dans un codeur hierarchique
EP2374123B1 (fr) 2008-12-15 2019-04-10 Orange Codage perfectionne de signaux audionumeriques multicanaux
ES2435792T3 (es) 2008-12-15 2013-12-23 Orange Codificación perfeccionada de señales digitales de audio multicanal
EP2205007B1 (en) 2008-12-30 2019-01-09 Dolby International AB Method and apparatus for three-dimensional acoustic field encoding and optimal reconstruction
US8332229B2 (en) 2008-12-30 2012-12-11 Stmicroelectronics Asia Pacific Pte. Ltd. Low complexity MPEG encoding for surround sound recordings
WO2010086342A1 (en) 2009-01-28 2010-08-05 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoder, audio decoder, method for encoding an input audio information, method for decoding an input audio information and computer program using improved coding tables
GB2467534B (en) * 2009-02-04 2014-12-24 Richard Furse Sound system
JP5163545B2 (ja) 2009-03-05 2013-03-13 富士通株式会社 オーディオ復号装置及びオーディオ復号方法
EP2237270B1 (en) 2009-03-30 2012-07-04 Nuance Communications, Inc. A method for determining a noise reference signal for noise compensation and/or noise reduction
GB0906269D0 (en) 2009-04-09 2009-05-20 Ntnu Technology Transfer As Optimal modal beamformer for sensor arrays
US8629600B2 (en) 2009-05-08 2014-01-14 University Of Utah Research Foundation Annular thermoacoustic energy converter
JP4778591B2 (ja) 2009-05-21 2011-09-21 パナソニック株式会社 触感処理装置
PL2446435T3 (pl) * 2009-06-24 2013-11-29 Fraunhofer Ges Forschung Dekoder sygnału audio, sposób dekodowania sygnału audio i program komputerowy wykorzystujący kaskadowe etapy przetwarzania obiektów audio
EP2285139B1 (en) 2009-06-25 2018-08-08 Harpex Ltd. Device and method for converting spatial audio signal
EP2486561B1 (en) 2009-10-07 2016-03-30 The University Of Sydney Reconstruction of a recorded sound field
CN102648494B (zh) * 2009-10-08 2014-07-02 弗兰霍菲尔运输应用研究公司 多模式音频信号解码器、多模式音频信号编码器、使用基于线性预测编码的噪声塑形的方法
AU2009353896B2 (en) 2009-10-15 2013-05-23 Widex A/S Hearing aid with audio codec and method
JP5746974B2 (ja) 2009-11-13 2015-07-08 パナソニック インテレクチュアル プロパティ コーポレーション オブアメリカPanasonic Intellectual Property Corporation of America 符号化装置、復号装置およびこれらの方法
JP5427565B2 (ja) * 2009-11-24 2014-02-26 株式会社日立製作所 Mri装置用磁場調整
BR112012013745B1 (pt) 2009-12-07 2020-10-27 Dolby Laboratories Licensing Corporation Método para decodificar um quadro de um sinal de áudio digital codificado, aparelho para decodificar um quadro de um sinal de áudio digital codificado e meio de armazenamento que grava o método
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
CN102104452B (zh) 2009-12-22 2013-09-11 华为技术有限公司 信道状态信息反馈方法、信道状态信息获得方法及设备
TWI557723B (zh) 2010-02-18 2016-11-11 杜比實驗室特許公司 解碼方法及系統
US9058803B2 (en) 2010-02-26 2015-06-16 Orange Multichannel audio stream compression
WO2011110594A1 (en) 2010-03-10 2011-09-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio signal decoder, audio signal encoder, method for decoding an audio signal, method for encoding an audio signal and computer program using a pitch-dependent adaptation of a coding context
KR101953279B1 (ko) 2010-03-26 2019-02-28 돌비 인터네셔널 에이비 오디오 재생을 위한 오디오 사운드필드 표현을 디코딩하는 방법 및 장치
ES2656815T3 (es) 2010-03-29 2018-02-28 Fraunhofer-Gesellschaft Zur Förderung Der Angewandten Forschung Procesador de audio espacial y procedimiento para proporcionar parámetros espaciales en base a una señal de entrada acústica
JP5850216B2 (ja) 2010-04-13 2016-02-03 ソニー株式会社 信号処理装置および方法、符号化装置および方法、復号装置および方法、並びにプログラム
TW201214415A (en) 2010-05-28 2012-04-01 Fraunhofer Ges Forschung Low-delay unified speech and audio codec
US9053697B2 (en) 2010-06-01 2015-06-09 Qualcomm Incorporated Systems, methods, devices, apparatus, and computer program products for audio equalization
US9357229B2 (en) 2010-07-28 2016-05-31 Qualcomm Incorporated Coding motion vectors in video coding
US9208792B2 (en) 2010-08-17 2015-12-08 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for noise injection
NZ587483A (en) 2010-08-20 2012-12-21 Ind Res Ltd Holophonic speaker system with filters that are pre-configured based on acoustic transfer functions
ES2922639T3 (es) 2010-08-27 2022-09-19 Sennheiser Electronic Gmbh & Co Kg Método y dispositivo para la reproducción mejorada de campo sonoro de señales de entrada de audio codificadas espacialmente
CN101977349A (zh) 2010-09-29 2011-02-16 华南理工大学 Ambisonic声重发系统解码的优化改进方法
CN103155591B (zh) 2010-10-14 2015-09-09 杜比实验室特许公司 使用自适应频域滤波和动态快速卷积的自动均衡方法及装置
US20120093323A1 (en) 2010-10-14 2012-04-19 Samsung Electronics Co., Ltd. Audio system and method of down mixing audio signals using the same
US9552840B2 (en) 2010-10-25 2017-01-24 Qualcomm Incorporated Three-dimensional sound capturing and reproducing with multi-microphones
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
EP2450880A1 (en) 2010-11-05 2012-05-09 Thomson Licensing Data structure for Higher Order Ambisonics audio data
KR101401775B1 (ko) 2010-11-10 2014-05-30 한국전자통신연구원 스피커 어레이 기반 음장 합성을 이용한 음장 재생 장치 및 방법
US9448289B2 (en) 2010-11-23 2016-09-20 Cornell University Background field removal method for MRI using projection onto dipole fields
ES2525839T3 (es) 2010-12-03 2014-12-30 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Adquisición de sonido mediante la extracción de información geométrica de estimativos de dirección de llegada
EP2464146A1 (en) * 2010-12-10 2012-06-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for decomposing an input signal using a pre-calculated reference curve
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
US20120163622A1 (en) 2010-12-28 2012-06-28 Stmicroelectronics Asia Pacific Pte Ltd Noise detection and reduction in audio devices
US8809663B2 (en) 2011-01-06 2014-08-19 Hank Risan Synthetic simulation of a media recording
US9008176B2 (en) 2011-01-22 2015-04-14 Qualcomm Incorporated Combined reference picture list construction for video coding
US20120189052A1 (en) 2011-01-24 2012-07-26 Qualcomm Incorporated Signaling quantization parameter changes for coded units in high efficiency video coding (hevc)
EP3182409B1 (en) * 2011-02-03 2018-03-14 Telefonaktiebolaget LM Ericsson (publ) Determining the inter-channel time difference of a multi-channel audio signal
US9026450B2 (en) 2011-03-09 2015-05-05 Dts Llc System for dynamically creating and rendering audio objects
MY190996A (en) 2011-04-21 2022-05-26 Samsung Electronics Co Ltd Apparatus for quantizing linear predictive coding coefficients, sound encoding apparatus, apparatus for de-quantizing linear predictive coding coefficients, sound decoding apparatus, and electronic device therefore
EP2541547A1 (en) 2011-06-30 2013-01-02 Thomson Licensing Method and apparatus for changing the relative positions of sound objects contained within a higher-order ambisonics representation
KR102003191B1 (ko) * 2011-07-01 2019-07-24 돌비 레버러토리즈 라이쎈싱 코오포레이션 적응형 오디오 신호 생성, 코딩 및 렌더링을 위한 시스템 및 방법
US8548803B2 (en) 2011-08-08 2013-10-01 The Intellisis Corporation System and method of processing a sound signal including transforming the sound signal into a frequency-chirp domain
US9641951B2 (en) 2011-08-10 2017-05-02 The Johns Hopkins University System and method for fast binaural rendering of complex acoustic scenes
EP2560161A1 (en) 2011-08-17 2013-02-20 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Optimal mixing matrices and usage of decorrelators in spatial audio processing
EP2592845A1 (en) 2011-11-11 2013-05-15 Thomson Licensing Method and Apparatus for processing signals of a spherical microphone array on a rigid sphere used for generating an Ambisonics representation of the sound field
EP2592846A1 (en) 2011-11-11 2013-05-15 Thomson Licensing Method and apparatus for processing signals of a spherical microphone array on a rigid sphere used for generating an Ambisonics representation of the sound field
EP2600343A1 (en) 2011-12-02 2013-06-05 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for merging geometry - based spatial audio coding streams
KR101590332B1 (ko) 2012-01-09 2016-02-18 삼성전자주식회사 영상장치 및 그 제어방법
US9584912B2 (en) 2012-01-19 2017-02-28 Koninklijke Philips N.V. Spatial audio rendering and encoding
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
US9955280B2 (en) * 2012-04-19 2018-04-24 Nokia Technologies Oy Audio scene apparatus
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
US20140086416A1 (en) 2012-07-15 2014-03-27 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for three-dimensional audio coding using basis function coefficients
US9473870B2 (en) 2012-07-16 2016-10-18 Qualcomm Incorporated Loudspeaker position compensation with 3D-audio hierarchical coding
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
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
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
US9479886B2 (en) 2012-07-20 2016-10-25 Qualcomm Incorporated Scalable downmix design with feedback for object-based surround codec
US9761229B2 (en) 2012-07-20 2017-09-12 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for audio object clustering
JP5967571B2 (ja) 2012-07-26 2016-08-10 本田技研工業株式会社 音響信号処理装置、音響信号処理方法、及び音響信号処理プログラム
US9460729B2 (en) * 2012-09-21 2016-10-04 Dolby Laboratories Licensing Corporation Layered approach to spatial audio coding
CN104756187B (zh) 2012-10-30 2018-04-27 诺基亚技术有限公司 用于能复原的矢量量化的方法和装置
US9336771B2 (en) 2012-11-01 2016-05-10 Google Inc. Speech recognition using non-parametric models
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
US9913064B2 (en) 2013-02-07 2018-03-06 Qualcomm Incorporated Mapping virtual speakers to physical speakers
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
US9338420B2 (en) 2013-02-15 2016-05-10 Qualcomm Incorporated Video analysis assisted generation of multi-channel audio data
CN104010265A (zh) * 2013-02-22 2014-08-27 杜比实验室特许公司 音频空间渲染设备及方法
US9685163B2 (en) * 2013-03-01 2017-06-20 Qualcomm Incorporated Transforming spherical harmonic coefficients
WO2014135235A1 (en) 2013-03-05 2014-09-12 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for multichannel direct-ambient decomposition for audio signal processing
US9197962B2 (en) 2013-03-15 2015-11-24 Mh Acoustics Llc Polyhedral audio system based on at least second-order eigenbeams
EP2800401A1 (en) 2013-04-29 2014-11-05 Thomson Licensing Method and Apparatus for compressing and decompressing a Higher Order Ambisonics representation
CN105191354B (zh) 2013-05-16 2018-07-24 皇家飞利浦有限公司 音频处理装置及其方法
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
US11146903B2 (en) 2013-05-29 2021-10-12 Qualcomm Incorporated Compression of decomposed representations of a sound field
JP6377730B2 (ja) 2013-06-05 2018-08-22 ドルビー・インターナショナル・アーベー オーディオ信号を符号化する方法及び装置並びにオーディオ信号を復号する方法及び装置
EP3933834B1 (en) 2013-07-05 2024-07-24 Dolby International AB Enhanced soundfield coding using parametric component generation
TWI673707B (zh) 2013-07-19 2019-10-01 瑞典商杜比國際公司 將以L<sub>1</sub>個頻道為基礎之輸入聲音訊號產生至L<sub>2</sub>個揚聲器頻道之方法及裝置,以及得到一能量保留混音矩陣之方法及裝置,用以將以輸入頻道為基礎之聲音訊號混音以用於L<sub>1</sub>個聲音頻道至L<sub>2</sub>個揚聲器頻道
US20150127354A1 (en) * 2013-10-03 2015-05-07 Qualcomm Incorporated Near field compensation for decomposed representations of a sound field
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
US20150243292A1 (en) * 2014-02-25 2015-08-27 Qualcomm Incorporated Order format signaling for higher-order ambisonic audio data
US20150264483A1 (en) 2014-03-14 2015-09-17 Qualcomm Incorporated Low frequency rendering of higher-order ambisonic audio data
US9852737B2 (en) 2014-05-16 2017-12-26 Qualcomm Incorporated Coding vectors decomposed from higher-order ambisonics audio signals
US9959876B2 (en) * 2014-05-16 2018-05-01 Qualcomm Incorporated Closed loop quantization of higher order ambisonic coefficients
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
US9620137B2 (en) 2014-05-16 2017-04-11 Qualcomm Incorporated Determining between scalar and vector quantization in higher order ambisonic coefficients
US10142642B2 (en) 2014-06-04 2018-11-27 Qualcomm Incorporated Block adaptive color-space conversion coding
US20160093308A1 (en) 2014-09-26 2016-03-31 Qualcomm Incorporated Predictive vector quantization techniques in a higher order ambisonics (hoa) framework
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
CN105989852A (zh) * 2015-02-16 2016-10-05 杜比实验室特许公司 分离音频源
CN106297820A (zh) * 2015-05-14 2017-01-04 杜比实验室特许公司 具有基于迭代加权的源方向确定的音频源分离

Similar Documents

Publication Publication Date Title
JP2016523376A5 (cg-RX-API-DMAC7.html)
JP2016526189A5 (cg-RX-API-DMAC7.html)
JP2015516761A5 (cg-RX-API-DMAC7.html)
MY189359A (en) Selecting codebooks for coding vectors decomposed from higher-order ambisonic audio signals
JP2013255252A5 (ja) 画像符号化方法、及び画像符号化装置
MX2024000126A (es) Metodo de codificacion de imagenes basado en transformacion y dispositivo para el mismo.
JP2016523468A5 (cg-RX-API-DMAC7.html)
PH12016502120B1 (en) Coding vectors decomposed from higher-order ambisonics audio signals
RU2014150547A (ru) Устройство и способ обработки изображений
JP2017521693A5 (cg-RX-API-DMAC7.html)
JP2017516149A5 (cg-RX-API-DMAC7.html)
HRP20201271T1 (hr) Uređaj i metoda za kvantiziranje pojačanja prilagodljivih i nepromjenljivih udjela pobude u celp kodeku
MX2020009803A (es) Dispositivo de procesamiento de imagen y metodo de procesamiento de imagen.
JP2015046907A5 (cg-RX-API-DMAC7.html)
JP2018535609A5 (cg-RX-API-DMAC7.html)
IN2014CN03856A (cg-RX-API-DMAC7.html)
JP2017535178A5 (cg-RX-API-DMAC7.html)
MX2019012294A (es) Metodo de codificacion/decodificacion de imagenes y dispositivo para el mismo.
JP2009526263A5 (cg-RX-API-DMAC7.html)
MY174865A (en) Compression of decomposed representations of a sound field
JP2015516770A5 (cg-RX-API-DMAC7.html)
RU2015107578A (ru) Кодер, декодер, система и способ, использующие концепцию остатка для параметрического кодирования аудиобъектов
WO2015145266A3 (ko) 선형예측계수 양자화방법 및 장치와 역양자화 방법 및 장치
WO2014055826A3 (en) Improved architecture for hybrid video codec
MX356140B (es) Determinacion entre cuantificacion escalar y vectorial en coeficientes ambisonicos de orden superior.