JP2016509812A5 - - Google Patents
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- JP2016509812A5 JP2016509812A5 JP2015556516A JP2015556516A JP2016509812A5 JP 2016509812 A5 JP2016509812 A5 JP 2016509812A5 JP 2015556516 A JP2015556516 A JP 2015556516A JP 2015556516 A JP2015556516 A JP 2015556516A JP 2016509812 A5 JP2016509812 A5 JP 2016509812A5
- Authority
- JP
- Japan
- Prior art keywords
- time frame
- dominant
- source
- sound source
- hoa
- Prior art date
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Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP13305156.5 | 2013-02-08 | ||
| EP20130305156 EP2765791A1 (en) | 2013-02-08 | 2013-02-08 | Method and apparatus for determining directions of uncorrelated sound sources in a higher order ambisonics representation of a sound field |
| PCT/EP2014/052479 WO2014122287A1 (en) | 2013-02-08 | 2014-02-07 | Method and apparatus for determining directions of uncorrelated sound sources in a higher order ambisonics representation of a sound field |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2016509812A JP2016509812A (ja) | 2016-03-31 |
| JP2016509812A5 true JP2016509812A5 (https=) | 2017-02-09 |
| JP6374882B2 JP6374882B2 (ja) | 2018-08-15 |
Family
ID=47780000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2015556516A Active JP6374882B2 (ja) | 2013-02-08 | 2014-02-07 | 音場の高次アンビソニクス表現における無相関な音源の方向を決定する方法及び装置 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US9622008B2 (https=) |
| EP (2) | EP2765791A1 (https=) |
| JP (1) | JP6374882B2 (https=) |
| KR (1) | KR102220187B1 (https=) |
| CN (1) | CN104995926B (https=) |
| TW (1) | TWI647961B (https=) |
| WO (1) | WO2014122287A1 (https=) |
Families Citing this family (25)
| 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 |
| EP2800401A1 (en) | 2013-04-29 | 2014-11-05 | Thomson Licensing | Method and Apparatus for compressing and decompressing a Higher Order Ambisonics representation |
| US9495968B2 (en) | 2013-05-29 | 2016-11-15 | Qualcomm Incorporated | Identifying sources from which higher order ambisonic audio data is generated |
| US9466305B2 (en) | 2013-05-29 | 2016-10-11 | Qualcomm Incorporated | Performing positional analysis to code spherical harmonic coefficients |
| 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 |
| 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 |
| US10770087B2 (en) | 2014-05-16 | 2020-09-08 | Qualcomm Incorporated | Selecting codebooks for coding vectors decomposed from higher-order ambisonic audio signals |
| 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 |
| EP3357259B1 (en) | 2015-09-30 | 2020-09-23 | Dolby International AB | Method and apparatus for generating 3d audio content from two-channel stereo content |
| CN105516875B (zh) * | 2015-12-02 | 2020-03-06 | 上海航空电器有限公司 | 用于快速测量虚拟声音产生设备空间角度分辨率的装置 |
| GR1008860B (el) * | 2015-12-29 | 2016-09-27 | Κωνσταντινος Δημητριου Σπυροπουλος | Συστημα διαχωρισμου ομιλητων απο οπτικοακουστικα δεδομενα |
| US10089063B2 (en) | 2016-08-10 | 2018-10-02 | Qualcomm Incorporated | Multimedia device for processing spatialized audio based on movement |
| JP6723120B2 (ja) * | 2016-09-05 | 2020-07-15 | 本田技研工業株式会社 | 音響処理装置および音響処理方法 |
| CN107147975B (zh) * | 2017-04-26 | 2019-05-14 | 北京大学 | 一种面向不规则扬声器摆放的Ambisonics匹配投影解码方法 |
| JP7224302B2 (ja) | 2017-05-09 | 2023-02-17 | 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 | マルチチャネル空間的オーディオ・フォーマット入力信号の処理 |
| US10405126B2 (en) | 2017-06-30 | 2019-09-03 | Qualcomm Incorporated | Mixed-order ambisonics (MOA) audio data for computer-mediated reality systems |
| FR3074584A1 (fr) * | 2017-12-05 | 2019-06-07 | Orange | Traitement de donnees d'une sequence video pour un zoom sur un locuteur detecte dans la sequence |
| CN110751956B (zh) * | 2019-09-17 | 2022-04-26 | 北京时代拓灵科技有限公司 | 一种沉浸式音频渲染方法及系统 |
| CN111933182B (zh) * | 2020-08-07 | 2024-04-19 | 抖音视界有限公司 | 声源跟踪方法、装置、设备和存储介质 |
| CN112019971B (zh) * | 2020-08-21 | 2022-03-22 | 安声(重庆)电子科技有限公司 | 声场构建方法、装置、电子设备及计算机可读存储介质 |
| 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 |
| CN115038027B (zh) * | 2021-03-05 | 2023-07-07 | 华为技术有限公司 | Hoa系数的获取方法和装置 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9915398D0 (en) | 1999-07-02 | 1999-09-01 | Baker Matthew J | Magnetic particles |
| FR2801108B1 (fr) | 1999-11-16 | 2002-03-01 | Maxmat S A | Analyseur chimique ou biochimique a regulation de la temperature reactionnelle |
| FR2839565B1 (fr) * | 2002-05-07 | 2004-11-19 | Remy Henri Denis Bruno | Procede et systeme de representation d'un champ acoustique |
| FR2858403B1 (fr) * | 2003-07-31 | 2005-11-18 | Remy Henri Denis Bruno | Systeme et procede de determination d'une representation d'un champ acoustique |
| EP2297557B1 (en) * | 2008-07-08 | 2013-10-30 | Brüel & Kjaer Sound & Vibration Measurement A/S | Reconstructing an acoustic field |
| ES2690164T3 (es) * | 2009-06-25 | 2018-11-19 | Dts Licensing Limited | Dispositivo y método para convertir una señal de audio espacial |
| EP2486561B1 (en) * | 2009-10-07 | 2016-03-30 | The University Of Sydney | Reconstruction of a recorded sound field |
| ES2472456T3 (es) | 2010-03-26 | 2014-07-01 | Thomson Licensing | Método y dispositivo para decodificar una representación de un campo ac�stico de audio para reproducción de audio |
| WO2012025580A1 (en) * | 2010-08-27 | 2012-03-01 | Sonicemotion Ag | Method and device for enhanced sound field reproduction of spatially encoded audio input signals |
| 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 |
| 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 |
| EP2665208A1 (en) | 2012-05-14 | 2013-11-20 | Thomson Licensing | Method and apparatus for compressing and decompressing a Higher Order Ambisonics signal representation |
| EP2738962A1 (en) | 2012-11-29 | 2014-06-04 | Thomson Licensing | Method and apparatus for determining dominant sound source directions in a higher order ambisonics representation of a sound field |
| US9736609B2 (en) * | 2013-02-07 | 2017-08-15 | Qualcomm Incorporated | Determining renderers for spherical harmonic coefficients |
-
2013
- 2013-02-08 EP EP20130305156 patent/EP2765791A1/en not_active Withdrawn
-
2014
- 2014-02-07 KR KR1020157021230A patent/KR102220187B1/ko active Active
- 2014-02-07 US US14/766,739 patent/US9622008B2/en active Active
- 2014-02-07 WO PCT/EP2014/052479 patent/WO2014122287A1/en not_active Ceased
- 2014-02-07 EP EP14703102.5A patent/EP2954700B1/en active Active
- 2014-02-07 JP JP2015556516A patent/JP6374882B2/ja active Active
- 2014-02-07 CN CN201480008017.XA patent/CN104995926B/zh active Active
- 2014-02-10 TW TW103104224A patent/TWI647961B/zh active
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