WO2015036271A3 - Vorrichtung, verfahren und computerprogramm zur dekorrelation von lautsprechersignalen - Google Patents
Vorrichtung, verfahren und computerprogramm zur dekorrelation von lautsprechersignalen Download PDFInfo
- Publication number
- WO2015036271A3 WO2015036271A3 PCT/EP2014/068503 EP2014068503W WO2015036271A3 WO 2015036271 A3 WO2015036271 A3 WO 2015036271A3 EP 2014068503 W EP2014068503 W EP 2014068503W WO 2015036271 A3 WO2015036271 A3 WO 2015036271A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- loudspeaker signals
- decorrelation
- computer program
- metadata
- source object
- Prior art date
Links
Classifications
-
- 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
- H04R5/04—Circuit arrangements, e.g. for selective connection of amplifier inputs/outputs to loudspeakers, for loudspeaker detection, or for adaptation of settings to personal preferences or hearing impairments
-
- 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
- H04S5/00—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation
-
- 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
- H04S7/301—Automatic calibration of stereophonic sound system, e.g. with test microphone
-
- 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
- H04S7/302—Electronic adaptation of stereophonic sound system to listener position or orientation
-
- 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
- H04S7/305—Electronic adaptation of stereophonic audio signals to reverberation of the listening space
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
- H04S7/40—Visual indication of stereophonic sound image
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/02—Circuits for transducers, loudspeakers or microphones for preventing acoustic reaction, i.e. acoustic oscillatory feedback
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response
-
- 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
- H04S2420/05—Application of the precedence or Haas effect, i.e. the effect of first wavefront, in order to improve sound-source localisation
-
- 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
-
- 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
- H04S2420/13—Application of wave-field synthesis in stereophonic audio systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/008—Systems employing more than two channels, e.g. quadraphonic in which the audio signals are in digital form, i.e. employing more than two discrete digital channels
-
- 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
- H04S7/302—Electronic adaptation of stereophonic sound system to listener position or orientation
- H04S7/303—Tracking of listener position or orientation
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- General Physics & Mathematics (AREA)
- Algebra (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Mathematical Physics (AREA)
- Pure & Applied Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Stereophonic System (AREA)
Abstract
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP14758142.5A EP3044972B1 (de) | 2013-09-11 | 2014-09-01 | Vorrichtung, verfahren und computerprogramm zur dekorrelation von lautsprechersignalen |
JP2016541876A JP6404354B2 (ja) | 2013-09-11 | 2014-09-01 | 多くの拡声器信号を生成するための装置及び方法、並びにコンピュータ・プログラム |
US15/067,466 US9807534B2 (en) | 2013-09-11 | 2016-03-11 | Device and method for decorrelating loudspeaker signals |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102013218176.0A DE102013218176A1 (de) | 2013-09-11 | 2013-09-11 | Vorrichtung und verfahren zur dekorrelation von lautsprechersignalen |
DE102013218176.0 | 2013-09-11 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US15/067,466 Continuation US9807534B2 (en) | 2013-09-11 | 2016-03-11 | Device and method for decorrelating loudspeaker signals |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2015036271A2 WO2015036271A2 (de) | 2015-03-19 |
WO2015036271A3 true WO2015036271A3 (de) | 2015-05-07 |
Family
ID=51453756
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2014/068503 WO2015036271A2 (de) | 2013-09-11 | 2014-09-01 | Vorrichtung und verfahren zur dekorrelation von lautsprechersignalen |
Country Status (5)
Country | Link |
---|---|
US (1) | US9807534B2 (de) |
EP (1) | EP3044972B1 (de) |
JP (1) | JP6404354B2 (de) |
DE (1) | DE102013218176A1 (de) |
WO (1) | WO2015036271A2 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102015008000A1 (de) * | 2015-06-24 | 2016-12-29 | Saalakustik.De Gmbh | Verfahren zur Schallwiedergabe in Reflexionsumgebungen, insbesondere in Hörräumen |
WO2017038543A1 (ja) | 2015-09-03 | 2017-03-09 | ソニー株式会社 | 音声処理装置および方法、並びにプログラム |
WO2017050482A1 (en) | 2015-09-25 | 2017-03-30 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Rendering system |
EP3389285B1 (de) * | 2015-12-10 | 2021-05-05 | Sony Corporation | Vorrichtung, verfahren und programm zur sprachverarbeitung |
EP3209036A1 (de) * | 2016-02-19 | 2017-08-23 | Thomson Licensing | Verfahren, computer-lesbares speichermedium und vorrichtung zum bestimmen einer zieltonszene bei einer zielposition aus zwei oder mehr quelltonszenen |
US10262665B2 (en) * | 2016-08-30 | 2019-04-16 | Gaudio Lab, Inc. | Method and apparatus for processing audio signals using ambisonic signals |
EP4221264A1 (de) | 2018-04-09 | 2023-08-02 | Dolby International AB | Verfahren, vorrichtung und systeme für 3 freiheitsgraden (3dof+)-erweiterung von mpeg-h-3d-audio |
US11741093B1 (en) | 2021-07-21 | 2023-08-29 | T-Mobile Usa, Inc. | Intermediate communication layer to translate a request between a user of a database and the database |
US11924711B1 (en) | 2021-08-20 | 2024-03-05 | T-Mobile Usa, Inc. | Self-mapping listeners for location tracking in wireless personal area networks |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1855457A1 (de) * | 2006-05-10 | 2007-11-14 | Harman Becker Automotive Systems GmbH | Kompensation von Mehrkanalechos durch Dekorrelation |
EP2146522A1 (de) * | 2008-07-17 | 2010-01-20 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zur Erzeugung eines Audio-Ausgangssignals unter Verwendung objektbasierter Metadaten |
EP2466864A1 (de) * | 2010-12-14 | 2012-06-20 | Deutsche Telekom AG | Transparente Dekorrelation der Lautsprechersignale bei mehrkanaligen Echokompensatoren |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10355146A1 (de) | 2003-11-26 | 2005-07-07 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zum Erzeugen eines Tieftonkanals |
JP2008118559A (ja) * | 2006-11-07 | 2008-05-22 | Advanced Telecommunication Research Institute International | 3次元音場再生装置 |
DE102007059597A1 (de) * | 2007-09-19 | 2009-04-02 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Eine Vorrichtung und ein Verfahren zur Ermittlung eines Komponentensignals in hoher Genauigkeit |
WO2010122455A1 (en) * | 2009-04-21 | 2010-10-28 | Koninklijke Philips Electronics N.V. | Audio signal synthesizing |
EP2535892B1 (de) * | 2009-06-24 | 2014-08-27 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Tonsignaldekodierer, Verfahren zur Dekodierung eines Tonsignals und Computerprogramm mit kaskadierten Tonobjektverarbeitungsphasen |
EP2469741A1 (de) * | 2010-12-21 | 2012-06-27 | Thomson Licensing | Verfahren und Vorrichtung zur Kodierung und Dekodierung aufeinanderfolgender Rahmen einer Ambisonics-Darstellung eines 2- oder 3-dimensionalen Schallfelds |
JP5740531B2 (ja) * | 2011-07-01 | 2015-06-24 | ドルビー ラボラトリーズ ライセンシング コーポレイション | オブジェクトベースオーディオのアップミキシング |
-
2013
- 2013-09-11 DE DE102013218176.0A patent/DE102013218176A1/de not_active Withdrawn
-
2014
- 2014-09-01 EP EP14758142.5A patent/EP3044972B1/de not_active Not-in-force
- 2014-09-01 JP JP2016541876A patent/JP6404354B2/ja not_active Expired - Fee Related
- 2014-09-01 WO PCT/EP2014/068503 patent/WO2015036271A2/de active Application Filing
-
2016
- 2016-03-11 US US15/067,466 patent/US9807534B2/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1855457A1 (de) * | 2006-05-10 | 2007-11-14 | Harman Becker Automotive Systems GmbH | Kompensation von Mehrkanalechos durch Dekorrelation |
EP2146522A1 (de) * | 2008-07-17 | 2010-01-20 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zur Erzeugung eines Audio-Ausgangssignals unter Verwendung objektbasierter Metadaten |
EP2466864A1 (de) * | 2010-12-14 | 2012-06-20 | Deutsche Telekom AG | Transparente Dekorrelation der Lautsprechersignale bei mehrkanaligen Echokompensatoren |
Non-Patent Citations (5)
Title |
---|
GERZON M: "Digital room equalisation", INTERNET CITATION, 2 January 2005 (2005-01-02), XP002383840, Retrieved from the Internet <URL:http://www.audiosignal.co.uk/Resources/Digital_room_equalisation_A4.pdf> [retrieved on 20060606] * |
MARTIN SCHNEIDER ET AL: "ADAPTI VE LISTENING ROOM EQUALIZATION USING A SCALABLE FILTERING STRU CTURE IN THE WAVE DOMAIN", ICASSP 2012, 27 March 2012 (2012-03-27), Kyoto, Japan, pages 13 - 16, XP055170749, Retrieved from the Internet <URL:http://ieeexplore.ieee.org/stamp/stamp.jsp?arnumber=6287805> [retrieved on 20150219] * |
RICHARD ELEN: "The Gentle Art of Room Correction", 31 December 2003 (2003-12-31), XP055170763, Retrieved from the Internet <URL:https://www.meridian-audio.com/meridian-uploads/w_paper/Room_Correction_prt.pdf> [retrieved on 20150219] * |
SCHNEIDER MARTIN ET AL: "Wave-domain loudspeaker signal decorrelation for system identification in multichannel audio reproduction scenarios", ICASSP 91 : 1991 INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING, INSTITUTE OF ELECTRICAL AND ELECTRONICS ENGINEERS, PISCATAWAY, NJ, US, 26 May 2013 (2013-05-26), pages 605 - 609, XP032508938, ISSN: 1520-6149, [retrieved on 20131018], DOI: 10.1109/ICASSP.2013.6637719 * |
SPORS S ET AL: "A novel approach to active listening room compensation for wave field synthesis using wave-domain adaptive filtering", ACOUSTICS, SPEECH, AND SIGNAL PROCESSING, 2004. PROCEEDINGS. (ICASSP ' 04). IEEE INTERNATIONAL CONFERENCE ON MONTREAL, QUEBEC, CANADA 17-21 MAY 2004, PISCATAWAY, NJ, USA,IEEE, PISCATAWAY, NJ, USA, vol. 4, 17 May 2004 (2004-05-17), pages 29 - 32, XP010718397, ISBN: 978-0-7803-8484-2, DOI: 10.1109/ICASSP.2004.1326755 * |
Also Published As
Publication number | Publication date |
---|---|
JP2016534667A (ja) | 2016-11-04 |
US9807534B2 (en) | 2017-10-31 |
EP3044972A2 (de) | 2016-07-20 |
EP3044972B1 (de) | 2017-10-18 |
DE102013218176A1 (de) | 2015-03-12 |
JP6404354B2 (ja) | 2018-10-10 |
WO2015036271A2 (de) | 2015-03-19 |
US20160198280A1 (en) | 2016-07-07 |
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