CN1452851A - 保持三维中的空间谐波的多通道环绕声母版制作和再现技术 - Google Patents
保持三维中的空间谐波的多通道环绕声母版制作和再现技术 Download PDFInfo
- Publication number
- CN1452851A CN1452851A CN 00819561 CN00819561A CN1452851A CN 1452851 A CN1452851 A CN 1452851A CN 00819561 CN00819561 CN 00819561 CN 00819561 A CN00819561 A CN 00819561A CN 1452851 A CN1452851 A CN 1452851A
- Authority
- CN
- China
- Prior art keywords
- sound field
- sound
- loud speaker
- signal
- harmonic wave
- 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.)
- Pending
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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
- H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
- H04S2400/15—Aspects of sound capture and related signal processing for recording or reproduction
-
- 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)
- Algebra (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Mathematical Physics (AREA)
- Pure & Applied Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Stereophonic System (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/552,378 US6904152B1 (en) | 1997-09-24 | 2000-04-19 | Multi-channel surround sound mastering and reproduction techniques that preserve spatial harmonics in three dimensions |
US09/552,378 | 2000-04-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN1452851A true CN1452851A (zh) | 2003-10-29 |
Family
ID=24205070
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 00819561 Pending CN1452851A (zh) | 2000-04-19 | 2000-10-06 | 保持三维中的空间谐波的多通道环绕声母版制作和再现技术 |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP1275272B1 (de) |
JP (1) | JP4861593B2 (de) |
CN (1) | CN1452851A (de) |
AU (1) | AU2000280030A1 (de) |
CA (1) | CA2406926A1 (de) |
WO (1) | WO2001082651A1 (de) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102695116A (zh) * | 2012-05-30 | 2012-09-26 | 蒋憧 | 一种声音采集、处理和再现方法 |
CN102752701A (zh) * | 2012-07-10 | 2012-10-24 | 武汉大学 | 一种三维空间方位感知敏感度的测试装置及方法 |
CN101470756B (zh) * | 2007-12-20 | 2012-12-26 | 汤姆森许可贸易公司 | 用于计算视听文件的显著性的方法和设备 |
CN102932730A (zh) * | 2012-11-08 | 2013-02-13 | 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 |
CN103583054A (zh) * | 2010-12-03 | 2014-02-12 | 弗兰霍菲尔运输应用研究公司 | 经由根据抵达方向估算提取几何信息的声音获取 |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2379147B (en) * | 2001-04-18 | 2003-10-22 | Univ York | Sound processing |
JP4016681B2 (ja) * | 2002-03-18 | 2007-12-05 | ヤマハ株式会社 | 効果付与装置 |
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 |
FR2858403B1 (fr) * | 2003-07-31 | 2005-11-18 | Remy Henri Denis Bruno | Systeme et procede de determination d'une representation d'un champ acoustique |
SE0400997D0 (sv) * | 2004-04-16 | 2004-04-16 | Cooding Technologies Sweden Ab | Efficient coding of multi-channel audio |
US8290167B2 (en) * | 2007-03-21 | 2012-10-16 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Method and apparatus for conversion between multi-channel audio formats |
US9015051B2 (en) | 2007-03-21 | 2015-04-21 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Reconstruction of audio channels with direction parameters indicating direction of origin |
US8908873B2 (en) | 2007-03-21 | 2014-12-09 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Method and apparatus for conversion between multi-channel audio formats |
WO2009093866A2 (en) | 2008-01-23 | 2009-07-30 | Lg Electronics Inc. | A method and an apparatus for processing an audio signal |
WO2009093867A2 (en) | 2008-01-23 | 2009-07-30 | Lg Electronics Inc. | A method and an apparatus for processing audio signal |
KR100998913B1 (ko) * | 2008-01-23 | 2010-12-08 | 엘지전자 주식회사 | 오디오 신호의 처리 방법 및 이의 장치 |
EP2154677B1 (de) | 2008-08-13 | 2013-07-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung zur Bestimmung eines konvertierten Raumtonsignals |
GB2476747B (en) * | 2009-02-04 | 2011-12-21 | Richard Furse | Sound system |
WO2011117399A1 (en) | 2010-03-26 | 2011-09-29 | Thomson Licensing | Method and device for decoding an audio soundfield representation for audio playback |
EP2727383B1 (de) | 2011-07-01 | 2021-04-28 | Dolby Laboratories Licensing Corporation | System und verfahren für adaptive audiosignalgenerierung, -kodierung und -wiedergabe |
US8996296B2 (en) * | 2011-12-15 | 2015-03-31 | Qualcomm Incorporated | Navigational soundscaping |
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 |
EP2733964A1 (de) | 2012-11-15 | 2014-05-21 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Segmentweise Anpassung eines räumliche Audiosignals an verschiedene Einstellungen der Wiedergabelautsprecher |
US9736609B2 (en) * | 2013-02-07 | 2017-08-15 | Qualcomm Incorporated | Determining renderers for spherical harmonic coefficients |
US9685163B2 (en) * | 2013-03-01 | 2017-06-20 | Qualcomm Incorporated | Transforming spherical harmonic coefficients |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9103207D0 (en) * | 1991-02-15 | 1991-04-03 | Gerzon Michael A | Stereophonic sound reproduction system |
US5757927A (en) * | 1992-03-02 | 1998-05-26 | Trifield Productions Ltd. | Surround sound apparatus |
JPH08130793A (ja) * | 1994-11-01 | 1996-05-21 | Mitsubishi Electric Corp | 音響再生装置 |
JPH1118199A (ja) * | 1997-06-26 | 1999-01-22 | Nippon Columbia Co Ltd | 音響処理装置 |
AU6400699A (en) * | 1998-09-25 | 2000-04-17 | Creative Technology Ltd | Method and apparatus for three-dimensional audio display |
-
2000
- 2000-10-06 CA CA002406926A patent/CA2406926A1/en not_active Abandoned
- 2000-10-06 EP EP00970687A patent/EP1275272B1/de not_active Expired - Lifetime
- 2000-10-06 JP JP2001578151A patent/JP4861593B2/ja not_active Expired - Lifetime
- 2000-10-06 WO PCT/US2000/027851 patent/WO2001082651A1/en active Application Filing
- 2000-10-06 CN CN 00819561 patent/CN1452851A/zh active Pending
- 2000-10-06 AU AU2000280030A patent/AU2000280030A1/en not_active Abandoned
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101470756B (zh) * | 2007-12-20 | 2012-12-26 | 汤姆森许可贸易公司 | 用于计算视听文件的显著性的方法和设备 |
US8374492B2 (en) | 2007-12-20 | 2013-02-12 | Thomson Licensing | Method and device for calculating the salience of an audio video document |
CN103583054A (zh) * | 2010-12-03 | 2014-02-12 | 弗兰霍菲尔运输应用研究公司 | 经由根据抵达方向估算提取几何信息的声音获取 |
US9396731B2 (en) | 2010-12-03 | 2016-07-19 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Sound acquisition via the extraction of geometrical information from direction of arrival estimates |
CN103583054B (zh) * | 2010-12-03 | 2016-08-10 | 弗劳恩霍夫应用研究促进协会 | 用于产生音频输出信号的装置和方法 |
US10109282B2 (en) | 2010-12-03 | 2018-10-23 | Friedrich-Alexander-Universitaet Erlangen-Nuernberg | Apparatus and method for geometry-based spatial audio coding |
CN102695116A (zh) * | 2012-05-30 | 2012-09-26 | 蒋憧 | 一种声音采集、处理和再现方法 |
CN102695116B (zh) * | 2012-05-30 | 2015-06-03 | 蒋憧 | 一种声音采集、处理和再现方法 |
CN102752701A (zh) * | 2012-07-10 | 2012-10-24 | 武汉大学 | 一种三维空间方位感知敏感度的测试装置及方法 |
CN102752701B (zh) * | 2012-07-10 | 2014-09-17 | 武汉大学 | 一种三维空间方位感知敏感度的测试装置及方法 |
CN102932730A (zh) * | 2012-11-08 | 2013-02-13 | 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 |
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 |
Also Published As
Publication number | Publication date |
---|---|
CA2406926A1 (en) | 2001-11-01 |
EP1275272A1 (de) | 2003-01-15 |
AU2000280030A1 (en) | 2001-11-07 |
WO2001082651A1 (en) | 2001-11-01 |
EP1275272B1 (de) | 2012-11-21 |
JP2003531555A (ja) | 2003-10-21 |
JP4861593B2 (ja) | 2012-01-25 |
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Legal Events
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
WD01 | Invention patent application deemed withdrawn after publication |