JP2016513811A5 - - Google Patents
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- JP2016513811A5 JP2016513811A5 JP2015560355A JP2015560355A JP2016513811A5 JP 2016513811 A5 JP2016513811 A5 JP 2016513811A5 JP 2015560355 A JP2015560355 A JP 2015560355A JP 2015560355 A JP2015560355 A JP 2015560355A JP 2016513811 A5 JP2016513811 A5 JP 2016513811A5
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- JP
- Japan
- Prior art keywords
- sound field
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- bitstream
- information
- describing
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- 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.)
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- 238000000034 method Methods 0.000 claims 33
- 238000006243 chemical reaction Methods 0.000 claims 27
- 230000002441 reversible effect Effects 0.000 claims 26
- 230000006870 function Effects 0.000 claims 25
- 230000009466 transformation Effects 0.000 claims 25
- 238000000354 decomposition reaction Methods 0.000 claims 16
- 230000001131 transforming effect Effects 0.000 claims 11
- 238000000513 principal component analysis Methods 0.000 claims 10
- 230000007423 decrease Effects 0.000 claims 4
- 238000009877 rendering Methods 0.000 claims 2
Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201361771677P | 2013-03-01 | 2013-03-01 | |
| US61/771,677 | 2013-03-01 | ||
| US201361860201P | 2013-07-30 | 2013-07-30 | |
| US61/860,201 | 2013-07-30 | ||
| US14/192,829 | 2014-02-27 | ||
| US14/192,829 US9685163B2 (en) | 2013-03-01 | 2014-02-27 | Transforming spherical harmonic coefficients |
| PCT/US2014/019468 WO2014134472A2 (en) | 2013-03-01 | 2014-02-28 | Transforming spherical harmonic coefficients |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2016513811A JP2016513811A (ja) | 2016-05-16 |
| JP2016513811A5 true JP2016513811A5 (https=) | 2017-08-31 |
Family
ID=51420957
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2015560352A Ceased JP2016510905A (ja) | 2013-03-01 | 2014-02-28 | ビットストリームにおける球面調和係数および／または高次アンビソニックス係数の指定 |
| JP2015560355A Pending JP2016513811A (ja) | 2013-03-01 | 2014-02-28 | 変換球面調和係数 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2015560352A Ceased JP2016510905A (ja) | 2013-03-01 | 2014-02-28 | ビットストリームにおける球面調和係数および／または高次アンビソニックス係数の指定 |
Country Status (10)
| Country | Link |
|---|---|
| US (2) | US9685163B2 (https=) |
| EP (2) | EP2962298B1 (https=) |
| JP (2) | JP2016510905A (https=) |
| KR (2) | KR101854964B1 (https=) |
| CN (2) | CN105027200B (https=) |
| BR (1) | BR112015020892A2 (https=) |
| ES (1) | ES2738490T3 (https=) |
| HU (1) | HUE045446T2 (https=) |
| TW (2) | TWI583210B (https=) |
| WO (2) | WO2014134462A2 (https=) |
Families Citing this family (40)
| 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 |
| US9685163B2 (en) | 2013-03-01 | 2017-06-20 | Qualcomm Incorporated | Transforming spherical harmonic coefficients |
| US9412385B2 (en) * | 2013-05-28 | 2016-08-09 | Qualcomm Incorporated | Performing spatial masking with respect to spherical harmonic coefficients |
| US9466305B2 (en) | 2013-05-29 | 2016-10-11 | Qualcomm Incorporated | Performing positional analysis to code spherical harmonic coefficients |
| US9495968B2 (en) | 2013-05-29 | 2016-11-15 | Qualcomm Incorporated | Identifying sources from which higher order ambisonic audio data is generated |
| US9384741B2 (en) * | 2013-05-29 | 2016-07-05 | Qualcomm Incorporated | Binauralization of rotated higher order ambisonics |
| 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 |
| EP2879408A1 (en) * | 2013-11-28 | 2015-06-03 | Thomson Licensing | Method and apparatus for higher order ambisonics encoding and decoding using singular value decomposition |
| US9502045B2 (en) | 2014-01-30 | 2016-11-22 | Qualcomm Incorporated | Coding independent frames of ambient higher-order ambisonic coefficients |
| US9922656B2 (en) | 2014-01-30 | 2018-03-20 | Qualcomm Incorporated | Transitioning of ambient 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 |
| KR102643537B1 (ko) * | 2014-09-12 | 2024-03-06 | 소니그룹주식회사 | 송신 장치, 송신 방법, 수신 장치 및 수신 방법 |
| 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 |
| US10304471B2 (en) * | 2014-10-24 | 2019-05-28 | Dolby International Ab | Encoding and decoding of audio signals |
| US10452651B1 (en) | 2014-12-23 | 2019-10-22 | Palantir Technologies Inc. | Searching charts |
| CN104795064B (zh) * | 2015-03-30 | 2018-04-13 | 福州大学 | 低信噪比声场景下声音事件的识别方法 |
| US10706860B2 (en) | 2015-10-08 | 2020-07-07 | Dolby International Ab | Layered coding for compressed sound or sound field representations |
| FR3050601B1 (fr) * | 2016-04-26 | 2018-06-22 | Arkamys | Procede et systeme de diffusion d'un signal audio a 360° |
| 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 |
| JP7115477B2 (ja) * | 2017-07-05 | 2022-08-09 | ソニーグループ株式会社 | 信号処理装置および方法、並びにプログラム |
| CN117319917A (zh) | 2017-07-14 | 2023-12-29 | 弗劳恩霍夫应用研究促进协会 | 使用多点声场描述生成经修改的声场描述的装置及方法 |
| KR102540642B1 (ko) | 2017-07-14 | 2023-06-08 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 다중-층 묘사를 이용하여 증강된 음장 묘사 또는 수정된 음장 묘사를 생성하기 위한 개념 |
| RU2736274C1 (ru) | 2017-07-14 | 2020-11-13 | Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. | Принцип формирования улучшенного описания звукового поля или модифицированного описания звукового поля с использованием dirac-технологии с расширением глубины или других технологий |
| US10075802B1 (en) | 2017-08-08 | 2018-09-11 | Qualcomm Incorporated | Bitrate allocation for higher order ambisonic audio data |
| US11281726B2 (en) | 2017-12-01 | 2022-03-22 | Palantir Technologies Inc. | System and methods for faster processor comparisons of visual graph features |
| US10419138B2 (en) | 2017-12-22 | 2019-09-17 | At&T Intellectual Property I, L.P. | Radio-based channel sounding using phased array antennas |
| GB2572650A (en) * | 2018-04-06 | 2019-10-09 | Nokia Technologies Oy | Spatial audio parameters and associated spatial audio playback |
| WO2019204214A2 (en) | 2018-04-16 | 2019-10-24 | Dolby Laboratories Licensing Corporation | Methods, apparatus and systems for encoding and decoding of directional sound sources |
| EP3818524B1 (en) * | 2018-07-02 | 2023-12-13 | Dolby Laboratories Licensing Corporation | Methods and devices for generating or decoding a bitstream comprising immersive audio signals |
| WO2020008112A1 (en) * | 2018-07-03 | 2020-01-09 | Nokia Technologies Oy | Energy-ratio signalling and synthesis |
| US12308034B2 (en) * | 2019-06-24 | 2025-05-20 | Qualcomm Incorporated | Performing psychoacoustic audio coding based on operating conditions |
| US12142285B2 (en) | 2019-06-24 | 2024-11-12 | Qualcomm Incorporated | Quantizing spatial components based on bit allocations determined for psychoacoustic audio coding |
| US11043742B2 (en) | 2019-07-31 | 2021-06-22 | At&T Intellectual Property I, L.P. | Phased array mobile channel sounding system |
| EP4055840A1 (en) | 2019-11-04 | 2022-09-14 | Qualcomm Incorporated | Signalling of audio effect metadata in a bitstream |
| CN116391365A (zh) * | 2020-09-25 | 2023-07-04 | 苹果公司 | 高阶环境立体声编码和解码 |
| 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 |
| EP4174637A1 (en) * | 2021-10-26 | 2023-05-03 | Koninklijke Philips N.V. | Bitstream representing audio in an environment |
| US20250078845A1 (en) * | 2023-08-29 | 2025-03-06 | Samsung Electronics Co., Ltd. | Lossless audio coding for multichannel hierarchical reconstruction |
Family Cites Families (26)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US5594800A (en) | 1991-02-15 | 1997-01-14 | Trifield Productions Limited | Sound reproduction system having a matrix converter |
| GB9103207D0 (en) | 1991-02-15 | 1991-04-03 | Gerzon Michael A | Stereophonic sound reproduction system |
| AUPO099696A0 (en) | 1996-07-12 | 1996-08-08 | Lake Dsp Pty Limited | Methods and apparatus for processing spatialised audio |
| US6021206A (en) | 1996-10-02 | 2000-02-01 | Lake Dsp Pty Ltd | Methods and apparatus for processing spatialised audio |
| JPH1118199A (ja) | 1997-06-26 | 1999-01-22 | Nippon Columbia Co Ltd | 音響処理装置 |
| EP1275272B1 (en) | 2000-04-19 | 2012-11-21 | SNK Tech Investment L.L.C. | Multi-channel surround sound mastering and reproduction techniques that preserve spatial harmonics in three dimensions |
| 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 |
| US7167176B2 (en) | 2003-08-15 | 2007-01-23 | Microsoft Corporation | Clustered principal components for precomputed radiance transfer |
| AU2005241905A1 (en) * | 2004-04-21 | 2005-11-17 | Dolby Laboratories Licensing Corporation | Audio bitstream format in which the bitstream syntax is described by an ordered transversal of a tree hierarchy data structure |
| US20060247918A1 (en) | 2005-04-29 | 2006-11-02 | Microsoft Corporation | Systems and methods for 3D audio programming and processing |
| 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 |
| US7589725B2 (en) | 2006-06-30 | 2009-09-15 | Microsoft Corporation | Soft shadows in dynamic scenes |
| FR2916079A1 (fr) * | 2007-05-10 | 2008-11-14 | France Telecom | Procede de codage et decodage audio, codeur audio, decodeur audio et programmes d'ordinateur associes |
| MX2011013829A (es) * | 2009-06-24 | 2012-03-07 | Fraunhofer Ges Forschung | Decodificador de señales de audio, metodo para decodificar una señal de audio y programa de computacion que utiliza etapas en cascada de procesamiento de objetos de audio. |
| US9493834B2 (en) * | 2009-07-29 | 2016-11-15 | Pharnext | Method for detecting a panel of biomarkers |
| WO2011104463A1 (fr) | 2010-02-26 | 2011-09-01 | France Telecom | Compression de flux audio multicanal |
| US9552840B2 (en) * | 2010-10-25 | 2017-01-24 | Qualcomm Incorporated | Three-dimensional sound capturing and reproducing with multi-microphones |
| 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 |
| CN102333265B (zh) | 2011-05-20 | 2014-02-19 | 南京大学 | 一种基于连续声源概念的三维局部空间声场重放方法 |
| 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 |
| KR102185941B1 (ko) * | 2011-07-01 | 2020-12-03 | 돌비 레버러토리즈 라이쎈싱 코오포레이션 | 적응형 오디오 신호 생성， 코딩 및 렌더링을 위한 시스템 및 방법 |
| US20140214431A1 (en) * | 2011-07-01 | 2014-07-31 | Dolby Laboratories Licensing Corporation | Sample rate scalable lossless audio coding |
| EP2898506B1 (en) | 2012-09-21 | 2018-01-17 | Dolby Laboratories Licensing Corporation | Layered approach to spatial audio coding |
| 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 |
| US9685163B2 (en) | 2013-03-01 | 2017-06-20 | Qualcomm Incorporated | Transforming spherical harmonic coefficients |
-
2014
- 2014-02-27 US US14/192,829 patent/US9685163B2/en not_active Expired - Fee Related
- 2014-02-27 US US14/192,819 patent/US9959875B2/en active Active
- 2014-02-28 JP JP2015560352A patent/JP2016510905A/ja not_active Ceased
- 2014-02-28 CN CN201480011287.6A patent/CN105027200B/zh not_active Expired - Fee Related
- 2014-02-28 KR KR1020157026860A patent/KR101854964B1/ko not_active Expired - Fee Related
- 2014-02-28 ES ES14713289T patent/ES2738490T3/es active Active
- 2014-02-28 KR KR1020157026859A patent/KR20150123310A/ko not_active Ceased
- 2014-02-28 CN CN201480011198.1A patent/CN105027199B/zh not_active Expired - Fee Related
- 2014-02-28 BR BR112015020892A patent/BR112015020892A2/pt not_active IP Right Cessation
- 2014-02-28 WO PCT/US2014/019446 patent/WO2014134462A2/en not_active Ceased
- 2014-02-28 HU HUE14713289A patent/HUE045446T2/hu unknown
- 2014-02-28 EP EP14713289.8A patent/EP2962298B1/en active Active
- 2014-02-28 JP JP2015560355A patent/JP2016513811A/ja active Pending
- 2014-02-28 WO PCT/US2014/019468 patent/WO2014134472A2/en not_active Ceased
- 2014-02-28 EP EP14711375.7A patent/EP2962297B1/en active Active
- 2014-03-03 TW TW103107142A patent/TWI583210B/zh not_active IP Right Cessation
- 2014-03-03 TW TW103107128A patent/TWI603631B/zh not_active IP Right Cessation
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