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FI118247B - Förfarande för att åstadkomma ett naturligt eller modifierat utrymmesintryck i flerkanallyssning - Google Patents

Förfarande för att åstadkomma ett naturligt eller modifierat utrymmesintryck i flerkanallyssning Download PDF

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Publication number
FI118247B
FI118247B FI20030294A FI20030294A FI118247B FI 118247 B FI118247 B FI 118247B FI 20030294 A FI20030294 A FI 20030294A FI 20030294 A FI20030294 A FI 20030294A FI 118247 B FI118247 B FI 118247B
Authority
FI
Finland
Prior art keywords
sound
channel
microphone
speaker
frequency
Prior art date
Application number
FI20030294A
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English (en)
Finnish (fi)
Other versions
FI20030294A (sv
FI20030294A0 (sv
Inventor
Tapio Lokki
Juha Merimaa
Ville Pulkki
Original Assignee
Fraunhofer Ges Forschung
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 Fraunhofer Ges Forschung filed Critical Fraunhofer Ges Forschung
Priority to FI20030294A priority Critical patent/FI118247B/sv
Publication of FI20030294A0 publication Critical patent/FI20030294A0/sv
Priority to JP2006502072A priority patent/JP4921161B2/ja
Priority to US10/547,151 priority patent/US7787638B2/en
Priority to PCT/FI2004/000093 priority patent/WO2004077884A1/en
Publication of FI20030294A publication Critical patent/FI20030294A/sv
Application granted granted Critical
Publication of FI118247B publication Critical patent/FI118247B/sv
Priority to JP2010125832A priority patent/JP5431249B2/ja
Priority to US12/839,543 priority patent/US8391508B2/en

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Classifications

    • 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
    • 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 
    • 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

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)

Claims (4)

1. Förfarande för att ästadkomma ett naturligt eller modifierat utrymmesintryck i flerkanallyssning, vid vilket förfarande - impulsresponsen av eller ljudet i utrymmet definieras med i samma punkt belägna en rundupptagande mikrofon (W) och tre ättakopplade mikrofoner (X, Y, Z) soni har riktats ^ - tidsfönster av signaler W, X, Y, Z filtreras tili frekvensband företrädesvis pä basis av frekvensresolutionen av hörseln, och - den riktning varifrän ljudet kommer och eventuellt diffusiviteten under alla tidpunkter räknas frän mikrofonsignaler W, X, Y, Z pä alla frekvensband kännetecknat av att vaije irekvenskanal i en rundupptagande mikrofon W amplitudpanoreras vid flerkanallyssning som tidsfunktion i den riktning som definieras av ljudets estimerade inkomstriktning.
2. Förfarande enligt patentkrav 1, kännetecknat av att vaqe frekvenskanal av en rundupptagande mikrofon W amplitudpanoreras som tidsfunktion i flera riktningar pä basis av den estimerade diffusiviteten t.ex. för att producera ett liknande riktningsintryck som i det reellä akustiska utrymmet.
3. Förfarande enligt nägot av de föregäende patentkraven, kännetecknat av att panorerade ; frekvensband i olika högtalarkanaler kopplas ihop för att räkna impulsresponsen eller ljudsignalen för varje högtalarkanal.
4. Förfarande enligt nägot av de föregäende patentkraven, kännetecknat av att de producerade impulsresponsema används för att producera eko med hjälp av konvolution eller nägot förfarande som gör modell av de producerade impulsresponsema. ··· , -**ψ·Ι' >- -Op -rv.nnFH· tr··
FI20030294A 2003-02-26 2003-02-26 Förfarande för att åstadkomma ett naturligt eller modifierat utrymmesintryck i flerkanallyssning FI118247B (sv)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FI20030294A FI118247B (sv) 2003-02-26 2003-02-26 Förfarande för att åstadkomma ett naturligt eller modifierat utrymmesintryck i flerkanallyssning
JP2006502072A JP4921161B2 (ja) 2003-02-26 2004-02-25 マルチチャンネルリスニングにおける自然のまたは修正された空間印象を再生するための方法及び装置、並びにその方法を実行するコンピュータープログラム
US10/547,151 US7787638B2 (en) 2003-02-26 2004-02-25 Method for reproducing natural or modified spatial impression in multichannel listening
PCT/FI2004/000093 WO2004077884A1 (en) 2003-02-26 2004-02-25 A method for reproducing natural or modified spatial impression in multichannel listening
JP2010125832A JP5431249B2 (ja) 2003-02-26 2010-06-01 マルチチャンネルリスニングにおける自然のまたは修正された空間印象を再生するための方法及び装置、並びにその方法を実行するコンピュータープログラム
US12/839,543 US8391508B2 (en) 2003-02-26 2010-07-20 Method for reproducing natural or modified spatial impression in multichannel listening

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20030294A FI118247B (sv) 2003-02-26 2003-02-26 Förfarande för att åstadkomma ett naturligt eller modifierat utrymmesintryck i flerkanallyssning
FI20030294 2003-02-26

Publications (3)

Publication Number Publication Date
FI20030294A0 FI20030294A0 (sv) 2003-02-26
FI20030294A FI20030294A (sv) 2004-08-27
FI118247B true FI118247B (sv) 2007-08-31

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
FI20030294A FI118247B (sv) 2003-02-26 2003-02-26 Förfarande för att åstadkomma ett naturligt eller modifierat utrymmesintryck i flerkanallyssning

Country Status (4)

Country Link
US (2) US7787638B2 (sv)
JP (2) JP4921161B2 (sv)
FI (1) FI118247B (sv)
WO (1) WO2004077884A1 (sv)

Families Citing this family (67)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7644003B2 (en) 2001-05-04 2010-01-05 Agere Systems Inc. Cue-based audio coding/decoding
US7583805B2 (en) 2004-02-12 2009-09-01 Agere Systems Inc. Late reverberation-based synthesis of auditory scenes
FI118247B (sv) * 2003-02-26 2007-08-31 Fraunhofer Ges Forschung Förfarande för att åstadkomma ett naturligt eller modifierat utrymmesintryck i flerkanallyssning
FR2858403B1 (fr) * 2003-07-31 2005-11-18 Remy Henri Denis Bruno Systeme et procede de determination d'une representation d'un champ acoustique
US7805313B2 (en) 2004-03-04 2010-09-28 Agere Systems Inc. Frequency-based coding of channels in parametric multi-channel coding systems
US8204261B2 (en) 2004-10-20 2012-06-19 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Diffuse sound shaping for BCC schemes and the like
US7720230B2 (en) 2004-10-20 2010-05-18 Agere Systems, Inc. Individual channel shaping for BCC schemes and the like
DE602005017302D1 (de) 2004-11-30 2009-12-03 Agere Systems Inc Synchronisierung von parametrischer raumtonkodierung mit extern bereitgestelltem downmix
US7787631B2 (en) 2004-11-30 2010-08-31 Agere Systems Inc. Parametric coding of spatial audio with cues based on transmitted channels
EP1817767B1 (en) 2004-11-30 2015-11-11 Agere Systems Inc. Parametric coding of spatial audio with object-based side information
US7903824B2 (en) 2005-01-10 2011-03-08 Agere Systems Inc. Compact side information for parametric coding of spatial audio
US7184557B2 (en) 2005-03-03 2007-02-27 William Berson Methods and apparatuses for recording and playing back audio signals
FI20055260A0 (sv) * 2005-05-27 2005-05-27 Midas Studios Avoin Yhtioe Anordning, system och förfarande för mottagning eller upprepning av akustiska signaler
FI20055261A0 (sv) * 2005-05-27 2005-05-27 Midas Studios Avoin Yhtioe Sammansättning av akustiska omvandlare, system och förfarande för mottagning eller upprepning av akustiska signaler
US8340304B2 (en) * 2005-10-01 2012-12-25 Samsung Electronics Co., Ltd. Method and apparatus to generate spatial sound
WO2007080211A1 (en) * 2006-01-09 2007-07-19 Nokia Corporation Decoding of binaural audio signals
WO2007080224A1 (en) * 2006-01-09 2007-07-19 Nokia Corporation Decoding of binaural audio signals
DE602006001051T2 (de) * 2006-01-09 2009-07-02 Honda Research Institute Europe Gmbh Bestimmung des entsprechenden Messfensters zur Schallquellenortung in Echoumgebungen
CN101410891A (zh) 2006-02-03 2009-04-15 韩国电子通信研究院 使用空间线索控制多目标或多声道音频信号的渲染的方法和装置
DE602007002993D1 (de) * 2006-03-13 2009-12-10 France Telecom Gemeinsame schallsynthese und -spatialisierung
US8180067B2 (en) * 2006-04-28 2012-05-15 Harman International Industries, Incorporated System for selectively extracting components of an audio input signal
EP1862813A1 (en) * 2006-05-31 2007-12-05 Honda Research Institute Europe GmbH A method for estimating the position of a sound source for online calibration of auditory cue to location transformations
US20080004729A1 (en) * 2006-06-30 2008-01-03 Nokia Corporation Direct encoding into a directional audio coding format
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
US8213623B2 (en) * 2007-01-12 2012-07-03 Illusonic Gmbh Method to generate an output audio signal from two or more input audio signals
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
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
US8005238B2 (en) 2007-03-22 2011-08-23 Microsoft Corporation Robust adaptive beamforming with enhanced noise suppression
US8005237B2 (en) * 2007-05-17 2011-08-23 Microsoft Corp. Sensor array beamformer post-processor
US8180062B2 (en) 2007-05-30 2012-05-15 Nokia Corporation Spatial sound zooming
US8073125B2 (en) * 2007-09-25 2011-12-06 Microsoft Corporation Spatial audio conferencing
US8509454B2 (en) 2007-11-01 2013-08-13 Nokia Corporation Focusing on a portion of an audio scene for an audio signal
DE102008004674A1 (de) * 2007-12-17 2009-06-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Signalaufnahme mit variabler Richtcharakteristik
US20110002469A1 (en) * 2008-03-03 2011-01-06 Nokia Corporation Apparatus for Capturing and Rendering a Plurality of Audio Channels
US8457328B2 (en) 2008-04-22 2013-06-04 Nokia Corporation Method, apparatus and computer program product for utilizing spatial information for audio signal enhancement in a distributed network environment
CN102084418B (zh) * 2008-07-01 2013-03-06 诺基亚公司 用于调整多通道音频信号的空间线索信息的设备和方法
ES2332570B2 (es) * 2008-07-31 2010-06-23 Universidad Politecnica De Valencia Procedimiento y aparato para el realzado del estereo en grabaciones de audio.
EP2154910A1 (en) 2008-08-13 2010-02-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus for merging spatial audio streams
EP2154677B1 (en) 2008-08-13 2013-07-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. An apparatus for determining a converted spatial audio signal
TWI465122B (zh) 2009-01-30 2014-12-11 Dolby Lab Licensing Corp 自帶狀脈衝響應資料測定反向濾波器之方法
EP2486737B1 (en) * 2009-10-05 2016-05-11 Harman International Industries, Incorporated System for spatial extraction of audio signals
KR101613683B1 (ko) * 2009-10-20 2016-04-20 삼성전자주식회사 음향 방사 패턴 생성 장치 및 방법
MX338525B (es) 2010-12-03 2016-04-20 Fraunhofer Ges Forschung Aparato y método para la codificación de audio espacial basada en la geometría.
US8693713B2 (en) * 2010-12-17 2014-04-08 Microsoft Corporation Virtual audio environment for multidimensional conferencing
US9055382B2 (en) 2011-06-29 2015-06-09 Richard Lane Calibration of headphones to improve accuracy of recorded audio content
US8873762B2 (en) * 2011-08-15 2014-10-28 Stmicroelectronics Asia Pacific Pte Ltd System and method for efficient sound production using directional enhancement
US8964992B2 (en) 2011-09-26 2015-02-24 Paul Bruney Psychoacoustic interface
EP2600343A1 (en) 2011-12-02 2013-06-05 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for merging geometry - based spatial audio coding streams
JP6088747B2 (ja) * 2012-05-11 2017-03-01 日本放送協会 インパルス応答生成装置、インパルス応答生成システム及びインパルス応答生成プログラム
EP2733965A1 (en) 2012-11-15 2014-05-21 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for generating a plurality of parametric audio streams and apparatus and method for generating a plurality of loudspeaker signals
US9832584B2 (en) * 2013-01-16 2017-11-28 Dolby Laboratories Licensing Corporation Method for measuring HOA loudness level and device for measuring HOA loudness level
EP2782094A1 (en) 2013-03-22 2014-09-24 Thomson Licensing Method and apparatus for enhancing directivity of a 1st order Ambisonics signal
WO2014160576A2 (en) 2013-03-28 2014-10-02 Dolby Laboratories Licensing Corporation Rendering audio using speakers organized as a mesh of arbitrary n-gons
US9420393B2 (en) * 2013-05-29 2016-08-16 Qualcomm Incorporated Binaural rendering of spherical harmonic coefficients
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
CN108200530B (zh) 2013-09-17 2020-06-12 韦勒斯标准与技术协会公司 用于处理多媒体信号的方法和设备
KR101804744B1 (ko) 2013-10-22 2017-12-06 연세대학교 산학협력단 오디오 신호 처리 방법 및 장치
EP3934283B1 (en) 2013-12-23 2023-08-23 Wilus Institute of Standards and Technology Inc. Audio signal processing method and parameterization device for same
US9832585B2 (en) 2014-03-19 2017-11-28 Wilus Institute Of Standards And Technology Inc. Audio signal processing method and apparatus
EP3128766A4 (en) 2014-04-02 2018-01-03 Wilus Institute of Standards and Technology Inc. Audio signal processing method and device
EP3251116A4 (en) 2015-01-30 2018-07-25 DTS, Inc. System and method for capturing, encoding, distributing, and decoding immersive audio
US9992570B2 (en) 2016-06-01 2018-06-05 Google Llc Auralization for multi-microphone devices
EP3297298B1 (en) 2016-09-19 2020-05-06 A-Volute Method for reproducing spatially distributed sounds
WO2018064296A1 (en) 2016-09-29 2018-04-05 Dolby Laboratories Licensing Corporation Method, systems and apparatus for determining audio representation(s) of one or more audio sources
US10334357B2 (en) * 2017-09-29 2019-06-25 Apple Inc. Machine learning based sound field analysis
US10410432B2 (en) 2017-10-27 2019-09-10 International Business Machines Corporation Incorporating external sounds in a virtual reality environment

Family Cites Families (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US683923A (en) * 1901-06-20 1901-10-08 Burton Eugene Foster Plowshare-clamp.
US4392019A (en) * 1980-12-19 1983-07-05 Independent Broadcasting Authority Surround sound system
US4731848A (en) * 1984-10-22 1988-03-15 Northwestern University Spatial reverberator
JPH0667040B2 (ja) * 1987-03-20 1994-08-24 日本放送協会 音場表示装置
US5020098A (en) * 1989-11-03 1991-05-28 At&T Bell Laboratories Telephone conferencing arrangement
JP2757514B2 (ja) * 1989-12-29 1998-05-25 日産自動車株式会社 能動型騒音制御装置
JPH0787337B2 (ja) * 1990-01-05 1995-09-20 ヤマハ株式会社 音響信号処理装置
JPH04109798A (ja) * 1990-08-29 1992-04-10 Matsushita Electric Ind Co Ltd 音場再生システム
JP2971162B2 (ja) 1991-03-26 1999-11-02 マツダ株式会社 音響装置
JPH0579899A (ja) * 1991-09-24 1993-03-30 Ono Sokki Co Ltd 音響インテンシテイ計測装置
US5757927A (en) * 1992-03-02 1998-05-26 Trifield Productions Ltd. Surround sound apparatus
GB9204485D0 (en) 1992-03-02 1992-04-15 Trifield Productions Ltd Surround sound apparatus
JP3141497B2 (ja) * 1992-03-17 2001-03-05 松下電器産業株式会社 音場再生方法
JPH06105400A (ja) * 1992-09-17 1994-04-15 Olympus Optical Co Ltd ３次元空間再現システム
US5508734A (en) * 1994-07-27 1996-04-16 International Business Machines Corporation Method and apparatus for hemispheric imaging which emphasizes peripheral content
FR2738099B1 (fr) * 1995-08-25 1997-10-24 France Telecom Procede de simulation de la qualite acoustique d'une salle et processeur audio-numerique associe
US5778082A (en) * 1996-06-14 1998-07-07 Picturetel Corporation Method and apparatus for localization of an acoustic source
US6222927B1 (en) * 1996-06-19 2001-04-24 The University Of Illinois Binaural signal processing system and method
US6987856B1 (en) * 1996-06-19 2006-01-17 Board Of Trustees Of The University Of Illinois Binaural signal processing techniques
US6978159B2 (en) * 1996-06-19 2005-12-20 Board Of Trustees Of The University Of Illinois Binaural signal processing using multiple acoustic sensors and digital filtering
US5825898A (en) * 1996-06-27 1998-10-20 Lamar Signal Processing Ltd. System and method for adaptive interference cancelling
US6130949A (en) * 1996-09-18 2000-10-10 Nippon Telegraph And Telephone Corporation Method and apparatus for separation of source, program recorded medium therefor, method and apparatus for detection of sound source zone, and program recorded medium therefor
US6041127A (en) * 1997-04-03 2000-03-21 Lucent Technologies Inc. Steerable and variable first-order differential microphone array
WO1998058523A1 (en) 1997-06-17 1998-12-23 British Telecommunications Public Limited Company Reproduction of spatialised audio
JP3541339B2 (ja) * 1997-06-26 2004-07-07 富士通株式会社 マイクロホンアレイ装置
US6990205B1 (en) * 1998-05-20 2006-01-24 Agere Systems, Inc. Apparatus and method for producing virtual acoustic sound
US6442277B1 (en) * 1998-12-22 2002-08-27 Texas Instruments Incorporated Method and apparatus for loudspeaker presentation for positional 3D sound
JP3880236B2 (ja) * 1999-02-05 2007-02-14 株式会社アーニス・サウンド・テクノロジーズ ステレオ再生用のオーディオ信号の再生音をスピーカ外に音像定位させる方法
US6845163B1 (en) * 1999-12-21 2005-01-18 At&T Corp Microphone array for preserving soundfield perceptual cues
JP4815661B2 (ja) * 2000-08-24 2011-11-16 ソニー株式会社 信号処理装置及び信号処理方法
DE60010457T2 (de) * 2000-09-02 2006-03-02 Nokia Corp. Vorrichtung und Verfahren zur Verarbeitung eines Signales emittiert von einer Zielsignalquelle in einer geräuschvollen Umgebung
JP3670562B2 (ja) 2000-09-05 2005-07-13 日本電信電話株式会社 ステレオ音響信号処理方法及び装置並びにステレオ音響信号処理プログラムを記録した記録媒体
JP3599653B2 (ja) * 2000-09-06 2004-12-08 日本電信電話株式会社 収音装置、収音・音源分離装置及び収音方法、収音・音源分離方法並びに収音プログラム、収音・音源分離プログラムを記録した記録媒体
JP4409749B2 (ja) * 2000-11-20 2010-02-03 パイオニア株式会社 地図表示システム
AT410597B (de) * 2000-12-04 2003-06-25 Vatter Acoustic Technologies V Verfahren, computersystem und computerprodukt zur messung akustischer raumeigenschaften
US6738481B2 (en) * 2001-01-10 2004-05-18 Ericsson Inc. Noise reduction apparatus and method
GB2375698A (en) * 2001-02-07 2002-11-20 Canon Kk Audio signal processing apparatus
GB2373956A (en) * 2001-03-27 2002-10-02 1 Ltd Method and apparatus to create a sound field
US20030035553A1 (en) * 2001-08-10 2003-02-20 Frank Baumgarte Backwards-compatible perceptual coding of spatial cues
SE0202159D0 (sv) * 2001-07-10 2002-07-09 Coding Technologies Sweden Ab Efficientand scalable parametric stereo coding for low bitrate applications
FI118247B (sv) * 2003-02-26 2007-08-31 Fraunhofer Ges Forschung Förfarande för att åstadkomma ett naturligt eller modifierat utrymmesintryck i flerkanallyssning
JP4296200B2 (ja) 2007-01-29 2009-07-15 大多喜ガス株式会社 給湯システム

Also Published As

Publication number Publication date
US20100322431A1 (en) 2010-12-23
FI20030294A (sv) 2004-08-27
JP4921161B2 (ja) 2012-04-25
JP2010226760A (ja) 2010-10-07
US20060171547A1 (en) 2006-08-03
WO2004077884A1 (en) 2004-09-10
FI20030294A0 (sv) 2003-02-26
JP2006519406A (ja) 2006-08-24
US7787638B2 (en) 2010-08-31
JP5431249B2 (ja) 2014-03-05
US8391508B2 (en) 2013-03-05

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