TWI897339B - 用於將保真立體音響格式聲訊訊號描繪至二維度（２ｄ）揚聲器設置之方法和裝置以及電腦可讀式儲存媒體 - Google Patents
用於將保真立體音響格式聲訊訊號描繪至二維度（２ｄ）揚聲器設置之方法和裝置以及電腦可讀式儲存媒體Info
- Publication number
- TWI897339B TWI897339B TW113113267A TW113113267A TWI897339B TW I897339 B TWI897339 B TW I897339B TW 113113267 A TW113113267 A TW 113113267A TW 113113267 A TW113113267 A TW 113113267A TW I897339 B TWI897339 B TW I897339B
- Authority
- TW
- Taiwan
- Prior art keywords
- decoding
- matrix
- decoding matrix
- speaker
- positions
- Prior art date
Links
Classifications
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- 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
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- 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 |
| EP13290255.2 | 2013-10-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TW202507712A TW202507712A (zh) | 2025-02-16 |
| TWI897339B true TWI897339B (zh) | 2025-09-11 |
Family
ID=49626882
Family Applications (6)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW113113267A TWI897339B (zh) | 2013-10-23 | 2014-10-17 | 用於將保真立體音響格式聲訊訊號描繪至二維度（２ｄ）揚聲器設置之方法和裝置以及電腦可讀式儲存媒體 |
| TW109102609A TWI797417B (zh) | 2013-10-23 | 2014-10-17 | 用於將保真立體音響格式聲訊訊號描繪至二維度（２ｄ）揚聲器設置之方法和裝置以及電腦可讀式儲存媒體 |
| TW107141933A TWI686794B (zh) | 2013-10-23 | 2014-10-17 | 以保真立體音響格式所編碼聲訊訊號為ｌ個揚聲器在已知位置之解碼方法和裝置以及電腦可讀式儲存媒體 |
| TW103135906A TWI651973B (zh) | 2013-10-23 | 2014-10-17 | 以保真立體音響格式所編碼聲訊訊號為ｌ揚聲器在已知位置之解碼方法和裝置以及電腦可讀式儲存媒體 |
| TW112107889A TWI817909B (zh) | 2013-10-23 | 2014-10-17 | 用於將保真立體音響格式聲訊訊號描繪至二維度（２ｄ）揚聲器設置之方法和裝置以及電腦可讀式儲存媒體 |
| TW112133717A TWI841483B (zh) | 2013-10-23 | 2014-10-17 | 用於將保真立體音響格式聲訊訊號描繪至二維度（２ｄ）揚聲器設置之方法和裝置以及電腦可讀式儲存媒體 |
Family Applications After (5)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW109102609A TWI797417B (zh) | 2013-10-23 | 2014-10-17 | 用於將保真立體音響格式聲訊訊號描繪至二維度（２ｄ）揚聲器設置之方法和裝置以及電腦可讀式儲存媒體 |
| TW107141933A TWI686794B (zh) | 2013-10-23 | 2014-10-17 | 以保真立體音響格式所編碼聲訊訊號為ｌ個揚聲器在已知位置之解碼方法和裝置以及電腦可讀式儲存媒體 |
| TW103135906A TWI651973B (zh) | 2013-10-23 | 2014-10-17 | 以保真立體音響格式所編碼聲訊訊號為ｌ揚聲器在已知位置之解碼方法和裝置以及電腦可讀式儲存媒體 |
| TW112107889A TWI817909B (zh) | 2013-10-23 | 2014-10-17 | 用於將保真立體音響格式聲訊訊號描繪至二維度（２ｄ）揚聲器設置之方法和裝置以及電腦可讀式儲存媒體 |
| TW112133717A TWI841483B (zh) | 2013-10-23 | 2014-10-17 | 用於將保真立體音響格式聲訊訊號描繪至二維度（２ｄ）揚聲器設置之方法和裝置以及電腦可讀式儲存媒體 |
Country Status (15)
| Country | Link |
|---|---|
| US (9) | US9813834B2 (enExample) |
| EP (5) | EP2866475A1 (enExample) |
| JP (6) | JP6463749B2 (enExample) |
| KR (4) | KR102629324B1 (enExample) |
| CN (6) | CN108632736B (enExample) |
| AU (7) | AU2014339080B2 (enExample) |
| BR (2) | BR122017020302B1 (enExample) |
| CA (5) | CA3168427C (enExample) |
| ES (1) | ES2637922T3 (enExample) |
| MX (5) | MX395579B (enExample) |
| MY (2) | MY191340A (enExample) |
| RU (2) | RU2766560C2 (enExample) |
| TW (6) | TWI897339B (enExample) |
| WO (1) | WO2015059081A1 (enExample) |
| ZA (7) | ZA201801738B (enExample) |
Families Citing this family (19)
| 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 |
| US9516446B2 (en) | 2012-07-20 | 2016-12-06 | Qualcomm Incorporated | Scalable downmix design for object-based surround codec with cluster analysis by synthesis |
| 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 |
| 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 |
| KR102652670B1 (ko) | 2017-07-14 | 2024-04-01 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 다중-층 묘사를 이용하여 증강된 음장 묘사 또는 수정된 음장 묘사를 생성하기 위한 개념 |
| US10015618B1 (en) * | 2017-08-01 | 2018-07-03 | Google Llc | Incoherent idempotent ambisonics rendering |
| 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 |
| 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 |
| CN118800248A (zh) * | 2023-04-13 | 2024-10-18 | 华为技术有限公司 | 场景音频解码方法及电子设备 |
| CN119785821A (zh) * | 2024-09-30 | 2025-04-08 | 比亚迪股份有限公司 | 音频调整方法、装置、设备、可读存储介质和程序产品 |
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| JP2006506918A (ja) * | 2002-11-19 | 2006-02-23 | フランス テレコム ソシエテ アノニム | オーディオデータ処理方法及びこの方法を実現する集音装置 |
| 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 |
| US20130202118A1 (en) * | 2010-04-13 | 2013-08-08 | Yuki Yamamoto | Signal processing apparatus and signal processing method, encoder and encoding method, decoder and decoding method, and program |
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| US5594800A (en) * | 1991-02-15 | 1997-01-14 | Trifield Productions Limited | Sound reproduction system having a matrix converter |
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| 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 |
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| DK2211563T3 (da) * | 2009-01-21 | 2011-12-19 | Siemens Medical Instr Pte Ltd | Fremgangsmåde og apparat til blind kildeadskillelse til forbedring af interferensestimering ved binaural Weiner-filtrering |
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| KR102479737B1 (ko) | 2012-07-16 | 2022-12-21 | 돌비 인터네셔널 에이비 | 오디오 재생을 위한 오디오 음장 표현을 렌더링하는 방법 및 장치 |
| 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 TW113113267A patent/TWI897339B/zh active
- 2014-10-17 TW TW109102609A patent/TWI797417B/zh active
- 2014-10-17 TW TW107141933A patent/TWI686794B/zh active
- 2014-10-17 TW TW103135906A patent/TWI651973B/zh active
- 2014-10-17 TW TW112107889A patent/TWI817909B/zh active
- 2014-10-17 TW TW112133717A patent/TWI841483B/zh active
- 2014-10-20 EP EP14786876.4A patent/EP3061270B1/en active Active
- 2014-10-20 EP EP17180213.5A patent/EP3300391B1/en active Active
- 2014-10-20 CN CN201810453098.4A patent/CN108632736B/zh active Active
- 2014-10-20 CA CA3168427A patent/CA3168427C/en active Active
- 2014-10-20 CA CA3221605A patent/CA3221605A1/en active Pending
- 2014-10-20 CA CA3147189A patent/CA3147189C/en active Active
- 2014-10-20 JP JP2016525578A patent/JP6463749B2/ja active Active
- 2014-10-20 WO PCT/EP2014/072411 patent/WO2015059081A1/en not_active Ceased
- 2014-10-20 CN CN201810453106.5A patent/CN108777837B/zh active Active
- 2014-10-20 ES ES14786876.4T patent/ES2637922T3/es active Active
- 2014-10-20 EP EP23160070.1A patent/EP4213508A1/en active Pending
- 2014-10-20 RU RU2019100542A patent/RU2766560C2/ru active
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- 2014-10-20 CN CN201480056122.0A patent/CN105637902B/zh active Active
- 2014-10-20 CN CN201810453100.8A patent/CN108632737B/zh active Active
- 2014-10-20 KR KR1020237001978A patent/KR102629324B1/ko active Active
- 2014-10-20 EP EP20186663.9A patent/EP3742763B1/en active Active
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- 2014-10-20 CN CN201810453094.6A patent/CN108777836B/zh active Active
- 2014-10-20 BR BR112016009209-0A patent/BR112016009209B1/pt active IP Right Grant
- 2014-10-20 MY MYPI2016700638A patent/MY179460A/en unknown
- 2014-10-20 US US15/030,066 patent/US9813834B2/en active Active
- 2014-10-20 KR KR1020167010383A patent/KR102235398B1/ko active Active
- 2014-10-20 CN CN201810453121.XA patent/CN108337624B/zh active Active
- 2014-10-20 KR KR1020217009256A patent/KR102491042B1/ko active Active
- 2014-10-20 RU RU2016119533A patent/RU2679230C2/ru active
- 2014-10-20 MX MX2016005191A patent/MX359846B/es active IP Right Grant
- 2014-10-20 KR KR1020247002360A patent/KR20240017091A/ko active Pending
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2016
- 2016-04-21 MX MX2022011447A patent/MX2022011447A/es unknown
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2017
- 2017-09-28 US US15/718,471 patent/US10158959B2/en active Active
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- 2018-03-14 ZA ZA2018/01738A patent/ZA201801738B/en unknown
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2019
- 2019-01-04 JP JP2019000177A patent/JP6660493B2/ja active Active
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2020
- 2020-02-07 JP JP2020019638A patent/JP6950014B2/ja active Active
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2023
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2025
- 2025-02-28 US US19/067,727 patent/US20250267416A1/en active Pending
- 2025-02-28 AU AU2025201486A patent/AU2025201486A1/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006506918A (ja) * | 2002-11-19 | 2006-02-23 | フランス テレコム ソシエテ アノニム | オーディオデータ処理方法及びこの方法を実現する集音装置 |
| 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 |
| US20130202118A1 (en) * | 2010-04-13 | 2013-08-08 | Yuki Yamamoto | Signal processing apparatus and signal processing method, encoder and encoding method, decoder and decoding method, and program |
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