JP2016539554A5 - - Google Patents
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- JP2016539554A5 JP2016539554A5 JP2016525578A JP2016525578A JP2016539554A5 JP 2016539554 A5 JP2016539554 A5 JP 2016539554A5 JP 2016525578 A JP2016525578 A JP 2016525578A JP 2016525578 A JP2016525578 A JP 2016525578A JP 2016539554 A5 JP2016539554 A5 JP 2016539554A5
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- JP
- Japan
- Prior art keywords
- speaker
- matrix
- virtual
- unit
- coefficients
- 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.)
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Applications Claiming Priority (3)
| 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 | ||
| 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 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019000177A Division JP6660493B2 (ja) | 2013-10-23 | 2019-01-04 | ２ｄセットアップを使用したオーディオ再生のためのアンビソニックス・オーディオ音場表現を復号する方法および装置 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2016539554A JP2016539554A (ja) | 2016-12-15 |
| JP2016539554A5 true JP2016539554A5 (OSRAM) | 2017-08-10 |
| JP6463749B2 JP6463749B2 (ja) | 2019-02-06 |
Family
ID=49626882
Family Applications (6)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2016525578A Active JP6463749B2 (ja) | 2013-10-23 | 2014-10-20 | ２ｄセットアップを使用したオーディオ再生のためのアンビソニックス・オーディオ音場表現を復号する方法および装置 |
| JP2019000177A Active JP6660493B2 (ja) | 2013-10-23 | 2019-01-04 | ２ｄセットアップを使用したオーディオ再生のためのアンビソニックス・オーディオ音場表現を復号する方法および装置 |
| JP2020019638A Active JP6950014B2 (ja) | 2013-10-23 | 2020-02-07 | ２ｄセットアップを使用したオーディオ再生のためのアンビソニックス・オーディオ音場表現を復号する方法および装置 |
| JP2021153984A Active JP7254137B2 (ja) | 2013-10-23 | 2021-09-22 | ２ｄセットアップを使用したオーディオ再生のためのアンビソニックス・オーディオ音場表現を復号する方法および装置 |
| JP2023051470A Active JP7529371B2 (ja) | 2013-10-23 | 2023-03-28 | ２ｄセットアップを使用したオーディオ再生のためのアンビソニックス・オーディオ音場表現を復号する方法および装置 |
| JP2024117375A Active JP7781978B2 (ja) | 2013-10-23 | 2024-07-23 | ２ｄセットアップを使用したオーディオ再生のためのアンビソニックス・オーディオ音場表現を復号する方法および装置 |
Family Applications After (5)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019000177A Active JP6660493B2 (ja) | 2013-10-23 | 2019-01-04 | ２ｄセットアップを使用したオーディオ再生のためのアンビソニックス・オーディオ音場表現を復号する方法および装置 |
| JP2020019638A Active JP6950014B2 (ja) | 2013-10-23 | 2020-02-07 | ２ｄセットアップを使用したオーディオ再生のためのアンビソニックス・オーディオ音場表現を復号する方法および装置 |
| JP2021153984A Active JP7254137B2 (ja) | 2013-10-23 | 2021-09-22 | ２ｄセットアップを使用したオーディオ再生のためのアンビソニックス・オーディオ音場表現を復号する方法および装置 |
| JP2023051470A Active JP7529371B2 (ja) | 2013-10-23 | 2023-03-28 | ２ｄセットアップを使用したオーディオ再生のためのアンビソニックス・オーディオ音場表現を復号する方法および装置 |
| JP2024117375A Active JP7781978B2 (ja) | 2013-10-23 | 2024-07-23 | ２ｄセットアップを使用したオーディオ再生のためのアンビソニックス・オーディオ音場表現を復号する方法および装置 |
Country Status (15)
| Country | Link |
|---|---|
| US (9) | US9813834B2 (OSRAM) |
| EP (5) | EP2866475A1 (OSRAM) |
| JP (6) | JP6463749B2 (OSRAM) |
| KR (4) | KR102629324B1 (OSRAM) |
| CN (6) | CN108632736B (OSRAM) |
| AU (7) | AU2014339080B2 (OSRAM) |
| BR (2) | BR122017020302B1 (OSRAM) |
| CA (5) | CA3168427C (OSRAM) |
| ES (1) | ES2637922T3 (OSRAM) |
| MX (5) | MX395579B (OSRAM) |
| MY (2) | MY191340A (OSRAM) |
| RU (2) | RU2766560C2 (OSRAM) |
| TW (6) | TWI897339B (OSRAM) |
| WO (1) | WO2015059081A1 (OSRAM) |
| ZA (7) | ZA201801738B (OSRAM) |
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 |
Family Cites Families (32)
| 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 |
| PL2088580T3 (pl) * | 2005-07-14 | 2012-07-31 | Koninl Philips Electronics Nv | Kodowanie sygnałów 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 |
| JP5113151B2 (ja) * | 2006-04-03 | 2013-01-09 | エルジー エレクトロニクス インコーポレイティド | メディア信号処理装置及びその方法 |
| US8379868B2 (en) * | 2006-05-17 | 2013-02-19 | Creative Technology Ltd | Spatial audio coding based on universal spatial cues |
| EP2068307B1 (en) | 2006-10-16 | 2011-12-07 | 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 |
| EP2094032A1 (en) * | 2008-02-19 | 2009-08-26 | Deutsche Thomson OHG | Audio signal, method and apparatus for encoding or transmitting the same and method and apparatus for processing the same |
| US8605914B2 (en) * | 2008-04-17 | 2013-12-10 | Waves Audio Ltd. | Nonlinear filter for separation of center sounds in stereophonic audio |
| DE602008003976D1 (de) * | 2008-05-20 | 2011-01-27 | Ntt Docomo Inc | Räumliche Unterkanalauswahl und Vorcodiervorrichtung |
| 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 |
| 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 |
| KR20110041062A (ko) * | 2009-10-15 | 2011-04-21 | 삼성전자주식회사 | 가상 스피커 장치 및 가상 스피커 처리 방법 |
| US9020152B2 (en) * | 2010-03-05 | 2015-04-28 | Stmicroelectronics Asia Pacific Pte. Ltd. | Enabling 3D sound reproduction using a 2D speaker arrangement |
| KR102622947B1 (ko) | 2010-03-26 | 2024-01-10 | 돌비 인터네셔널 에이비 | 오디오 재생을 위한 오디오 사운드필드 표현을 디코딩하는 방법 및 장치 |
| 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 |
| WO2013149867A1 (en) * | 2012-04-02 | 2013-10-10 | Sonicemotion Ag | Method for high quality efficient 3d sound reproduction |
| 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
- 2014-10-20 CA CA3147196A patent/CA3147196C/en active Active
- 2014-10-20 MY MYPI2019006201A patent/MY191340A/en unknown
- 2014-10-20 AU AU2014339080A patent/AU2014339080B2/en active Active
- 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
- 2014-10-20 MX MX2018012489A patent/MX395579B/es unknown
- 2014-10-20 CA CA2924700A patent/CA2924700C/en active Active
- 2014-10-20 BR BR122017020302-9A patent/BR122017020302B1/pt active IP Right Grant
- 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
- 2016-04-21 MX MX2022011448A patent/MX2022011448A/es unknown
- 2016-04-21 MX MX2022011449A patent/MX2022011449A/es unknown
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2017
- 2017-09-28 US US15/718,471 patent/US10158959B2/en active Active
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2018
- 2018-03-14 ZA ZA2018/01738A patent/ZA201801738B/en unknown
- 2018-11-13 US US16/189,732 patent/US10694308B2/en active Active
- 2018-11-23 AU AU2018267665A patent/AU2018267665B2/en active Active
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2019
- 2019-01-04 JP JP2019000177A patent/JP6660493B2/ja active Active
- 2019-02-27 ZA ZA2019/01243A patent/ZA201901243B/en unknown
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2020
- 2020-02-07 JP JP2020019638A patent/JP6950014B2/ja active Active
- 2020-06-16 US US16/903,238 patent/US10986455B2/en active Active
- 2020-08-14 ZA ZA2020/05036A patent/ZA202005036B/en unknown
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2021
- 2021-02-12 AU AU2021200911A patent/AU2021200911B2/en active Active
- 2021-04-15 US US17/231,291 patent/US11451918B2/en active Active
- 2021-09-22 JP JP2021153984A patent/JP7254137B2/ja active Active
- 2021-09-28 ZA ZA2021/07269A patent/ZA202107269B/en unknown
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2022
- 2022-08-23 US US17/893,729 patent/US11770667B2/en active Active
- 2022-08-23 US US17/893,753 patent/US11750996B2/en active Active
- 2022-09-27 ZA ZA2022/10670A patent/ZA202210670B/en unknown
- 2022-12-20 AU AU2022291445A patent/AU2022291445B2/en active Active
- 2022-12-20 AU AU2022291444A patent/AU2022291444B2/en active Active
- 2022-12-20 AU AU2022291443A patent/AU2022291443B2/en active Active
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2023
- 2023-03-28 JP JP2023051470A patent/JP7529371B2/ja active Active
- 2023-08-28 US US18/457,030 patent/US12245014B2/en active Active
- 2023-09-26 ZA ZA2023/09036A patent/ZA202309036B/en unknown
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2024
- 2024-07-23 JP JP2024117375A patent/JP7781978B2/ja active Active
- 2024-09-20 ZA ZA2024/07202A patent/ZA202407202B/en unknown
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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
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