JP2016510905A5 - - Google Patents
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- JP2016510905A5 JP2016510905A5 JP2015560352A JP2015560352A JP2016510905A5 JP 2016510905 A5 JP2016510905 A5 JP 2016510905A5 JP 2015560352 A JP2015560352 A JP 2015560352A JP 2015560352 A JP2015560352 A JP 2015560352A JP 2016510905 A5 JP2016510905 A5 JP 2016510905A5
- Authority
- JP
- Japan
- Prior art keywords
- spherical harmonic
- harmonic coefficients
- bit stream
- bitstream
- bits
- 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.)
- Ceased
Links
- 238000000034 method Methods 0.000 claims 15
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 | ||
| US14/192,819 US9959875B2 (en) | 2013-03-01 | 2014-02-27 | Specifying spherical harmonic and/or higher order ambisonics coefficients in bitstreams |
| US14/192,819 | 2014-02-27 | ||
| PCT/US2014/019446 WO2014134462A2 (en) | 2013-03-01 | 2014-02-28 | Specifying spherical harmonic and/or higher order ambisonics coefficients in bitstreams |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2016510905A JP2016510905A (ja) | 2016-04-11 |
| JP2016510905A5 true JP2016510905A5 (enExample) | 2017-03-16 |
Family
ID=51420957
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2015560355A Pending JP2016513811A (ja) | 2013-03-01 | 2014-02-28 | 変換球面調和係数 |
| 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 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2015560355A Pending JP2016513811A (ja) | 2013-03-01 | 2014-02-28 | 変換球面調和係数 |
Country Status (10)
| Country | Link |
|---|---|
| US (2) | US9685163B2 (enExample) |
| EP (2) | EP2962298B1 (enExample) |
| JP (2) | JP2016513811A (enExample) |
| KR (2) | KR101854964B1 (enExample) |
| CN (2) | CN105027199B (enExample) |
| BR (1) | BR112015020892A2 (enExample) |
| ES (1) | ES2738490T3 (enExample) |
| HU (1) | HUE045446T2 (enExample) |
| TW (2) | TWI583210B (enExample) |
| WO (2) | WO2014134472A2 (enExample) |
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 |
| US9763019B2 (en) | 2013-05-29 | 2017-09-12 | Qualcomm Incorporated | Analysis 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 |
| US9384741B2 (en) * | 2013-05-29 | 2016-07-05 | Qualcomm Incorporated | Binauralization of rotated higher order ambisonics |
| CN105264595B (zh) * | 2013-06-05 | 2019-10-01 | 杜比国际公司 | 用于编码和解码音频信号的方法和装置 |
| EP2879408A1 (en) * | 2013-11-28 | 2015-06-03 | Thomson Licensing | Method and apparatus for higher order ambisonics encoding and decoding using singular value decomposition |
| 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 |
| 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 |
| JP6809221B2 (ja) * | 2014-09-12 | 2021-01-06 | ソニー株式会社 | 送信装置、送信方法、受信装置および受信方法 |
| US9747910B2 (en) | 2014-09-26 | 2017-08-29 | Qualcomm Incorporated | Switching between predictive and non-predictive quantization techniques in a higher order ambisonics (HOA) framework |
| JP6728154B2 (ja) * | 2014-10-24 | 2020-07-22 | ドルビー・インターナショナル・アーベー | オーディオ信号のエンコードおよびデコード |
| 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 |
| WO2017060411A1 (en) | 2015-10-08 | 2017-04-13 | 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 |
| WO2019009085A1 (ja) * | 2017-07-05 | 2019-01-10 | ソニー株式会社 | 信号処理装置および方法、並びにプログラム |
| JP6983484B2 (ja) | 2017-07-14 | 2021-12-17 | 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 | マルチレイヤ記述を使用して拡張音場記述または修正音場記述を生成するためのコンセプト |
| MY204838A (en) | 2017-07-14 | 2024-09-18 | Fraunhofer Ges Zur Frderung Der Angewandten Forschung E V | Concept for generating an enhanced sound-field description or a modified sound field description using a depth-extended dirac technique or other techniques |
| CA3069241C (en) | 2017-07-14 | 2023-10-17 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Concept for generating an enhanced sound field description or a modified sound field description using a multi-point sound field description |
| 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 |
| KR102823969B1 (ko) | 2018-04-16 | 2025-06-23 | 돌비 레버러토리즈 라이쎈싱 코오포레이션 | 방향성 사운드 소스의 인코딩 및 디코딩을 위한 방법, 장치 및 시스템 |
| CA3091241A1 (en) * | 2018-07-02 | 2020-01-09 | Dolby Laboratories Licensing Corporation | Methods and devices for generating or decoding a bitstream comprising immersive audio signals |
| EP3818730A4 (en) * | 2018-07-03 | 2022-08-31 | Nokia Technologies Oy | Energy-ratio signalling and synthesis |
| US12142285B2 (en) | 2019-06-24 | 2024-11-12 | Qualcomm Incorporated | Quantizing spatial components based on bit allocations determined for psychoacoustic audio coding |
| US12308034B2 (en) * | 2019-06-24 | 2025-05-20 | Qualcomm Incorporated | Performing psychoacoustic audio coding based on operating conditions |
| US11043742B2 (en) | 2019-07-31 | 2021-06-22 | At&T Intellectual Property I, L.P. | Phased array mobile channel sounding system |
| US12177644B2 (en) | 2019-11-04 | 2024-12-24 | Qualcomm Incorporated | Signalling of audio effect metadata in a bitstream |
| DE112021005087T5 (de) * | 2020-09-25 | 2023-08-10 | Apple Inc. | Kodierung und dekodierung für higher-order-ambisonics |
| EP4241464A2 (en) * | 2020-11-03 | 2023-09-13 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for audio signal transformation |
| 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 |
|---|---|---|---|---|
| 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 |
| WO2001082651A1 (en) | 2000-04-19 | 2001-11-01 | Sonic Solutions | 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 |
| US20070208571A1 (en) * | 2004-04-21 | 2007-09-06 | Pierre-Anthony Stivell Lemieux | 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 |
| WO2010149700A1 (en) * | 2009-06-24 | 2010-12-29 | Fraunhofer Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio signal decoder, method for decoding an audio signal and computer program using cascaded audio object processing stages |
| US9493834B2 (en) * | 2009-07-29 | 2016-11-15 | Pharnext | Method for detecting a panel of biomarkers |
| EP2539892B1 (fr) * | 2010-02-26 | 2014-04-02 | Orange | 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 |
| CN103650037B (zh) * | 2011-07-01 | 2015-12-09 | 杜比实验室特许公司 | 采样率可分级的无损音频编码 |
| MY165933A (en) * | 2011-07-01 | 2018-05-18 | Dolby Laboratories Licensing Corp | System and method for adaptive audio signal generation, coding and rendering |
| WO2014046916A1 (en) | 2012-09-21 | 2014-03-27 | 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 EP EP14713289.8A patent/EP2962298B1/en active Active
- 2014-02-28 KR KR1020157026860A patent/KR101854964B1/ko not_active Expired - Fee Related
- 2014-02-28 JP JP2015560355A patent/JP2016513811A/ja active Pending
- 2014-02-28 CN CN201480011198.1A patent/CN105027199B/zh not_active Expired - Fee Related
- 2014-02-28 KR KR1020157026859A patent/KR20150123310A/ko not_active Ceased
- 2014-02-28 EP EP14711375.7A patent/EP2962297B1/en active Active
- 2014-02-28 WO PCT/US2014/019468 patent/WO2014134472A2/en not_active Ceased
- 2014-02-28 CN CN201480011287.6A patent/CN105027200B/zh not_active Expired - Fee Related
- 2014-02-28 JP JP2015560352A patent/JP2016510905A/ja not_active Ceased
- 2014-02-28 WO PCT/US2014/019446 patent/WO2014134462A2/en not_active Ceased
- 2014-02-28 ES ES14713289T patent/ES2738490T3/es active Active
- 2014-02-28 BR BR112015020892A patent/BR112015020892A2/pt not_active IP Right Cessation
- 2014-02-28 HU HUE14713289A patent/HUE045446T2/hu unknown
- 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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