HK1221105A1 - 使用 設置對高保真度立體聲響複製音頻聲場表示進行解碼以便音頻回放的方法和裝置 - Google Patents
使用 設置對高保真度立體聲響複製音頻聲場表示進行解碼以便音頻回放的方法和裝置Info
- Publication number
- HK1221105A1 HK1221105A1 HK16109099.3A HK16109099A HK1221105A1 HK 1221105 A1 HK1221105 A1 HK 1221105A1 HK 16109099 A HK16109099 A HK 16109099A HK 1221105 A1 HK1221105 A1 HK 1221105A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- audio
- setups
- decoding
- ambisonics
- soundfield representation
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
- H04S7/30—Control circuits for electronic adaptation of the sound field
- H04S7/308—Electronic adaptation dependent on speaker or headphone connection
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
- H04S2400/11—Positioning of individual sound objects, e.g. moving airplane, within a sound field
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
- H04S2420/07—Synergistic effects of band splitting and sub-band processing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
- H04S2420/11—Application of ambisonics in stereophonic audio systems
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Algebra (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Mathematical Physics (AREA)
- Pure & Applied Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Stereophonic System (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP20130290255 EP2866475A1 (en) | 2013-10-23 | 2013-10-23 | Method for and apparatus for decoding an audio soundfield representation for audio playback using 2D setups |
| PCT/EP2014/072411 WO2015059081A1 (en) | 2013-10-23 | 2014-10-20 | Method for and apparatus for decoding an ambisonics audio soundfield representation for audio playback using 2d setups |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| HK1221105A1 true HK1221105A1 (zh) | 2017-05-19 |
Family
ID=49626882
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HK16109099.3A HK1221105A1 (zh) | 2013-10-23 | 2016-07-29 | 使用 設置對高保真度立體聲響複製音頻聲場表示進行解碼以便音頻回放的方法和裝置 |
| HK18116206.6A HK1257203A1 (zh) | 2013-10-23 | 2016-07-29 | 用於音頻信號呈現的方法和裝置 |
| HK18114756.5A HK1255621A1 (zh) | 2013-10-23 | 2016-07-29 | 用於音頻信號呈現的方法和裝置 |
| HK18112339.5A HK1252979A1 (zh) | 2013-10-23 | 2018-09-26 | 使用2d設置對高保真度立體聲響複製音頻聲場表示進行解碼以便音頻回放的方法和裝置 |
Family Applications After (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HK18116206.6A HK1257203A1 (zh) | 2013-10-23 | 2016-07-29 | 用於音頻信號呈現的方法和裝置 |
| HK18114756.5A HK1255621A1 (zh) | 2013-10-23 | 2016-07-29 | 用於音頻信號呈現的方法和裝置 |
| HK18112339.5A HK1252979A1 (zh) | 2013-10-23 | 2018-09-26 | 使用2d設置對高保真度立體聲響複製音頻聲場表示進行解碼以便音頻回放的方法和裝置 |
Country Status (16)
| Country | Link |
|---|---|
| US (8) | US9813834B2 (zh) |
| EP (5) | EP2866475A1 (zh) |
| JP (5) | JP6463749B2 (zh) |
| KR (4) | KR20240017091A (zh) |
| CN (6) | CN108777836B (zh) |
| AU (6) | AU2014339080B2 (zh) |
| BR (2) | BR122017020302B1 (zh) |
| CA (5) | CA3147196C (zh) |
| ES (1) | ES2637922T3 (zh) |
| HK (4) | HK1221105A1 (zh) |
| MX (5) | MX359846B (zh) |
| MY (2) | MY191340A (zh) |
| RU (2) | RU2766560C2 (zh) |
| TW (4) | TWI651973B (zh) |
| WO (1) | WO2015059081A1 (zh) |
| ZA (5) | ZA201801738B (zh) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9288603B2 (en) | 2012-07-15 | 2016-03-15 | Qualcomm Incorporated | Systems, methods, apparatus, and computer-readable media for backward-compatible audio coding |
| US9473870B2 (en) | 2012-07-16 | 2016-10-18 | Qualcomm Incorporated | Loudspeaker position compensation with 3D-audio hierarchical coding |
| US9761229B2 (en) | 2012-07-20 | 2017-09-12 | Qualcomm Incorporated | Systems, methods, apparatus, and computer-readable media for audio object clustering |
| US9479886B2 (en) | 2012-07-20 | 2016-10-25 | Qualcomm Incorporated | Scalable downmix design with feedback for object-based surround codec |
| US9736609B2 (en) | 2013-02-07 | 2017-08-15 | Qualcomm Incorporated | Determining renderers for spherical harmonic coefficients |
| 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 |
| US9838819B2 (en) * | 2014-07-02 | 2017-12-05 | Qualcomm Incorporated | Reducing correlation between higher order ambisonic (HOA) background channels |
| EP3375208B1 (en) * | 2015-11-13 | 2019-11-06 | Dolby International AB | Method and apparatus for generating from a multi-channel 2d audio input signal a 3d sound representation signal |
| US20170372697A1 (en) * | 2016-06-22 | 2017-12-28 | Elwha Llc | Systems and methods for rule-based user control of audio rendering |
| FR3060830A1 (fr) * | 2016-12-21 | 2018-06-22 | Orange | Traitement en sous-bandes d'un contenu ambisonique reel pour un decodage perfectionne |
| 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 |
| SG11202000285QA (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-layer description |
| US10015618B1 (en) * | 2017-08-01 | 2018-07-03 | Google Llc | Incoherent idempotent ambisonics rendering |
| CN114582357A (zh) * | 2020-11-30 | 2022-06-03 | 华为技术有限公司 | 一种音频编解码方法和装置 |
| 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 |
Family Cites Families (30)
| 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 |
| GB9204485D0 (en) * | 1992-03-02 | 1992-04-15 | Trifield Productions Ltd | Surround sound apparatus |
| US6798889B1 (en) * | 1999-11-12 | 2004-09-28 | Creative Technology Ltd. | Method and apparatus for multi-channel sound system calibration |
| 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 |
| ES2374309T3 (es) * | 2005-07-14 | 2012-02-15 | Koninklijke Philips Electronics N.V. | Decodificación de audio. |
| KR100619082B1 (ko) * | 2005-07-20 | 2006-09-05 | 삼성전자주식회사 | 와이드 모노 사운드 재생 방법 및 시스템 |
| US8111830B2 (en) * | 2005-12-19 | 2012-02-07 | Samsung Electronics Co., Ltd. | Method and apparatus to provide active audio matrix decoding based on the positions of speakers and a listener |
| KR100904435B1 (ko) * | 2006-04-03 | 2009-06-24 | 엘지전자 주식회사 | 미디어 신호 처리 방법 및 장치 |
| US8379868B2 (en) * | 2006-05-17 | 2013-02-19 | Creative Technology Ltd | Spatial audio coding based on universal spatial cues |
| CA2874454C (en) | 2006-10-16 | 2017-05-02 | Dolby International Ab | Enhanced coding and parameter representation of multichannel downmixed object coding |
| FR2916078A1 (fr) * | 2007-05-10 | 2008-11-14 | France Telecom | Procede de codage et decodage audio, codeur audio, decodeur audio et programmes d'ordinateur associes |
| GB2467668B (en) * | 2007-10-03 | 2011-12-07 | Creative Tech Ltd | Spatial audio analysis and synthesis for binaural reproduction and format conversion |
| WO2009128078A1 (en) * | 2008-04-17 | 2009-10-22 | Waves Audio Ltd. | Nonlinear filter for separation of center sounds in stereophonic audio |
| EP2124351B1 (en) * | 2008-05-20 | 2010-12-15 | NTT DoCoMo, Inc. | A spatial sub-channel selection and pre-coding apparatus |
| EP2175670A1 (en) * | 2008-10-07 | 2010-04-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Binaural rendering of a multi-channel audio signal |
| EP2211563B1 (en) * | 2009-01-21 | 2011-08-24 | Siemens Medical Instruments Pte. Ltd. | Method and apparatus for blind source separation improving interference estimation in binaural Wiener filtering |
| KR20110041062A (ko) * | 2009-10-15 | 2011-04-21 | 삼성전자주식회사 | 가상 스피커 장치 및 가상 스피커 처리 방법 |
| CN102823277B (zh) | 2010-03-26 | 2015-07-15 | 汤姆森特许公司 | 解码用于音频回放的音频声场表示的方法和装置 |
| JP2011211312A (ja) * | 2010-03-29 | 2011-10-20 | Panasonic Corp | 音像定位処理装置及び音像定位処理方法 |
| JP5652658B2 (ja) * | 2010-04-13 | 2015-01-14 | 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 |
| US9271081B2 (en) * | 2010-08-27 | 2016-02-23 | 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 |
| 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 |
| 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 |
| US20150131824A1 (en) * | 2012-04-02 | 2015-05-14 | Sonicemotion Ag | Method for high quality efficient 3d sound reproduction |
| JP6230602B2 (ja) | 2012-07-16 | 2017-11-15 | ドルビー・インターナショナル・アーベー | オーディオ再生のためのオーディオ音場表現をレンダリングするための方法および装置 |
| CN102932730B (zh) * | 2012-11-08 | 2014-09-17 | 武汉大学 | 一种正四面体结构的扬声器组声场效果增强方法及系统 |
| 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 |
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2013
- 2013-10-23 EP EP20130290255 patent/EP2866475A1/en not_active Withdrawn
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2014
- 2014-10-17 TW TW103135906A patent/TWI651973B/zh active
- 2014-10-17 TW TW112107889A patent/TWI817909B/zh active
- 2014-10-17 TW TW109102609A patent/TWI797417B/zh active
- 2014-10-17 TW TW107141933A patent/TWI686794B/zh active
- 2014-10-20 CN CN201810453094.6A patent/CN108777836B/zh active Active
- 2014-10-20 MY MYPI2019006201A patent/MY191340A/en unknown
- 2014-10-20 BR BR122017020302-9A patent/BR122017020302B1/pt active IP Right Grant
- 2014-10-20 RU RU2019100542A patent/RU2766560C2/ru active
- 2014-10-20 AU AU2014339080A patent/AU2014339080B2/en active Active
- 2014-10-20 BR BR112016009209-0A patent/BR112016009209B1/pt active IP Right Grant
- 2014-10-20 KR KR1020247002360A patent/KR20240017091A/ko active Application Filing
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- 2014-10-20 KR KR1020237001978A patent/KR102629324B1/ko active IP Right Grant
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- 2014-10-20 MX MX2016005191A patent/MX359846B/es active IP Right Grant
- 2014-10-20 KR KR1020217009256A patent/KR102491042B1/ko active IP Right Grant
- 2014-10-20 CN CN201810453100.8A patent/CN108632737B/zh active Active
- 2014-10-20 MY MYPI2016700638A patent/MY179460A/en unknown
- 2014-10-20 CN CN201480056122.0A patent/CN105637902B/zh active Active
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- 2014-10-20 CA CA3221605A patent/CA3221605A1/en active Pending
- 2014-10-20 ES ES14786876.4T patent/ES2637922T3/es active Active
- 2014-10-20 US US15/030,066 patent/US9813834B2/en active Active
- 2014-10-20 RU RU2016119533A patent/RU2679230C2/ru active
- 2014-10-20 CN CN201810453121.XA patent/CN108337624B/zh active Active
- 2014-10-20 WO PCT/EP2014/072411 patent/WO2015059081A1/en active Application Filing
- 2014-10-20 CA CA3168427A patent/CA3168427A1/en active Pending
- 2014-10-20 CN CN201810453106.5A patent/CN108777837B/zh active Active
- 2014-10-20 EP EP23160070.1A patent/EP4213508A1/en active Pending
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- 2016-04-21 MX MX2022011449A patent/MX2022011449A/es unknown
- 2016-07-29 HK HK16109099.3A patent/HK1221105A1/zh unknown
- 2016-07-29 HK HK18116206.6A patent/HK1257203A1/zh unknown
- 2016-07-29 HK HK18114756.5A patent/HK1255621A1/zh unknown
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2017
- 2017-09-28 US US15/718,471 patent/US10158959B2/en active Active
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2018
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- 2018-11-23 AU AU2018267665A patent/AU2018267665B2/en active Active
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2019
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2020
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2021
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2022
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2023
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