DE602007011955D1 - Ür mehrkanal-tonwiedergabesysteme mittels ableitung von signalen mit winkelgrössen hoher ordnung - Google Patents

Ür mehrkanal-tonwiedergabesysteme mittels ableitung von signalen mit winkelgrössen hoher ordnung

Info

Publication number
DE602007011955D1
DE602007011955D1 DE602007011955T DE602007011955T DE602007011955D1 DE 602007011955 D1 DE602007011955 D1 DE 602007011955D1 DE 602007011955 T DE602007011955 T DE 602007011955T DE 602007011955 T DE602007011955 T DE 602007011955T DE 602007011955 D1 DE602007011955 D1 DE 602007011955D1
Authority
DE
Germany
Prior art keywords
sound field
signals
audio signals
input audio
high order
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.)
Active
Application number
DE602007011955T
Other languages
English (en)
Inventor
David Stanley Mcgrath
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dolby Laboratories Licensing Corp
Original Assignee
Dolby Laboratories Licensing Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Dolby Laboratories Licensing Corp filed Critical Dolby Laboratories Licensing Corp
Publication of DE602007011955D1 publication Critical patent/DE602007011955D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/027—Spatial or constructional arrangements of microphones, e.g. in dummy heads
    • 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
DE602007011955T 2006-09-25 2007-09-19 Ür mehrkanal-tonwiedergabesysteme mittels ableitung von signalen mit winkelgrössen hoher ordnung Active DE602007011955D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US84732206P 2006-09-25 2006-09-25
PCT/US2007/020284 WO2008039339A2 (en) 2006-09-25 2007-09-19 Improved spatial resolution of the sound field for multi-channel audio playback systems by deriving signals with high order angular terms

Publications (1)

Publication Number Publication Date
DE602007011955D1 true DE602007011955D1 (de) 2011-02-24

Family

ID=39189341

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602007011955T Active DE602007011955D1 (de) 2006-09-25 2007-09-19 Ür mehrkanal-tonwiedergabesysteme mittels ableitung von signalen mit winkelgrössen hoher ordnung

Country Status (10)

Country Link
US (1) US8103006B2 (de)
EP (1) EP2070390B1 (de)
JP (1) JP4949477B2 (de)
CN (1) CN101518101B (de)
AT (1) ATE495635T1 (de)
DE (1) DE602007011955D1 (de)
ES (1) ES2359752T3 (de)
RU (1) RU2420027C2 (de)
TW (1) TWI458364B (de)
WO (1) WO2008039339A2 (de)

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US8036767B2 (en) 2006-09-20 2011-10-11 Harman International Industries, Incorporated System for extracting and changing the reverberant content of an audio input signal
ES2425814T3 (es) * 2008-08-13 2013-10-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Aparato para determinar una señal de audio espacial convertida
EP2205007B1 (de) * 2008-12-30 2019-01-09 Dolby International AB Verfahren und Vorrichtung zur Kodierung dreidimensionaler Hörbereiche und zur optimalen Rekonstruktion
GB2478834B (en) 2009-02-04 2012-03-07 Richard Furse Sound system
WO2010140104A1 (en) * 2009-06-05 2010-12-09 Koninklijke Philips Electronics N.V. A surround sound system and method therefor
JP5400225B2 (ja) 2009-10-05 2014-01-29 ハーマン インターナショナル インダストリーズ インコーポレイテッド オーディオ信号の空間的抽出のためのシステム
WO2013028393A1 (en) 2011-08-23 2013-02-28 Dolby Laboratories Licensing Corporation Method and system for generating a matrix-encoded two-channel audio signal
ES2606642T3 (es) 2012-03-23 2017-03-24 Dolby Laboratories Licensing Corporation Método y sistema para generación de función de transferencia relacionada con la cabeza mediante mezcla lineal de funciones de transferencia relacionadas con la cabeza
EP2645748A1 (de) 2012-03-28 2013-10-02 Thomson Licensing Verfahren und Vorrichtung zum Decodieren von Stereolautsprechersignalen aus einem Ambisonics-Audiosignal höherer Ordnung
EP2688066A1 (de) * 2012-07-16 2014-01-22 Thomson Licensing Verfahren und Vorrichtung zur Codierung von Mehrkanal-HOA-Audiosignalen zur Rauschreduzierung sowie Verfahren und Vorrichtung zur Decodierung von Mehrkanal-HOA-Audiosignalen zur Rauschreduzierung
WO2014046916A1 (en) 2012-09-21 2014-03-27 Dolby Laboratories Licensing Corporation Layered approach to spatial audio coding
US9979829B2 (en) * 2013-03-15 2018-05-22 Dolby Laboratories Licensing Corporation Normalization of soundfield orientations based on auditory scene analysis
EP2782094A1 (de) * 2013-03-22 2014-09-24 Thomson Licensing Verfahren und Vorrichtung zur Erhöhung der Richtwirkung eines Ambisonics-Signals erster Ordnung
RU2764884C2 (ru) 2013-04-26 2022-01-24 Сони Корпорейшн Устройство обработки звука и система обработки звука
CN104244164A (zh) * 2013-06-18 2014-12-24 杜比实验室特许公司 生成环绕立体声声场
CN105637901B (zh) * 2013-10-07 2018-01-23 杜比实验室特许公司 空间音频处理系统和方法
US9774976B1 (en) 2014-05-16 2017-09-26 Apple Inc. Encoding and rendering a piece of sound program content with beamforming data
TWI628454B (zh) 2014-09-30 2018-07-01 財團法人工業技術研究院 基於聲波的空間狀態偵測裝置、系統與方法
CN105635635A (zh) 2014-11-19 2016-06-01 杜比实验室特许公司 调节视频会议系统中的空间一致性
US9606620B2 (en) 2015-05-19 2017-03-28 Spotify Ab Multi-track playback of media content during repetitive motion activities
US10109288B2 (en) 2015-05-27 2018-10-23 Apple Inc. Dynamic range and peak control in audio using nonlinear filters
US10932078B2 (en) 2015-07-29 2021-02-23 Dolby Laboratories Licensing Corporation System and method for spatial processing of soundfield signals
US10271157B2 (en) * 2016-05-31 2019-04-23 Gaudio Lab, Inc. Method and apparatus for processing audio signal
FR3062967B1 (fr) 2017-02-16 2019-04-19 Conductix Wampfler France Systeme de transfert d'un lien magnetique
JP7196399B2 (ja) * 2017-03-14 2022-12-27 株式会社リコー 音響装置、音響システム、方法およびプログラム
EP3625974B1 (de) * 2017-05-15 2020-12-23 Dolby Laboratories Licensing Corporation Verfahren, systeme und vorrichtung zur umwandlung von räumlichem audioformat(en) in lautsprechersignale
WO2018213159A1 (en) 2017-05-15 2018-11-22 Dolby Laboratories Licensing Corporation Methods, systems and apparatus for conversion of spatial audio format(s) to speaker signals
US10609502B2 (en) * 2017-12-21 2020-03-31 Verizon Patent And Licensing Inc. Methods and systems for simulating microphone capture within a capture zone of a real-world scene

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US3072878A (en) * 1961-05-29 1963-01-08 United Carr Fastener Corp Electrical lamp socket
US4095049A (en) 1976-03-15 1978-06-13 National Research Development Corporation Non-rotationally-symmetric surround-sound encoding system
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US4262170A (en) * 1979-03-12 1981-04-14 Bauer Benjamin B Microphone system for producing signals for surround-sound transmission and reproduction
JPH0613027B2 (ja) * 1985-06-26 1994-02-23 富士通株式会社 超音波媒体特性値測定装置
FR2631707B1 (fr) * 1988-05-20 1991-11-29 Labo Electronique Physique Echographe ultrasonore a coherence de phase controlable
US5757927A (en) * 1992-03-02 1998-05-26 Trifield Productions Ltd. Surround sound apparatus
US5890125A (en) * 1997-07-16 1999-03-30 Dolby Laboratories Licensing Corporation Method and apparatus for encoding and decoding multiple audio channels at low bit rates using adaptive selection of encoding method
US6072878A (en) 1997-09-24 2000-06-06 Sonic Solutions Multi-channel surround sound mastering and reproduction techniques that preserve spatial harmonics
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DE10252339A1 (de) * 2002-11-11 2004-05-19 Stefan Schreiber Zweiseitiger, hybrider optischer Datenträger in Scheibenformat (SACD/DVD)
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
CN1512768A (zh) * 2002-12-30 2004-07-14 皇家飞利浦电子股份有限公司 一种在hd-dvd系统中用于生成视频目标单元的方法
DE10352774A1 (de) * 2003-11-12 2005-06-23 Infineon Technologies Ag Ortungsanordnung, insbesondere Losboxen-Lokalisierungssystem, Kennzeicheneinheit und Verfahren zur Ortsbestimmung

Also Published As

Publication number Publication date
RU2420027C2 (ru) 2011-05-27
TWI458364B (zh) 2014-10-21
ES2359752T3 (es) 2011-05-26
CN101518101B (zh) 2012-04-18
US20090316913A1 (en) 2009-12-24
EP2070390B1 (de) 2011-01-12
RU2009115648A (ru) 2010-11-10
JP4949477B2 (ja) 2012-06-06
CN101518101A (zh) 2009-08-26
WO2008039339A3 (en) 2008-05-29
TW200822781A (en) 2008-05-16
JP2010504717A (ja) 2010-02-12
US8103006B2 (en) 2012-01-24
WO2008039339A2 (en) 2008-04-03
ATE495635T1 (de) 2011-01-15
EP2070390A2 (de) 2009-06-17

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