DE69930447D1 - Verarbeitungssystem zur Schallbildlocalisierung von Audiosignalen für linkes und rechtes Ohr - Google Patents

Verarbeitungssystem zur Schallbildlocalisierung von Audiosignalen für linkes und rechtes Ohr

Info

Publication number
DE69930447D1
DE69930447D1 DE69930447T DE69930447T DE69930447D1 DE 69930447 D1 DE69930447 D1 DE 69930447D1 DE 69930447 T DE69930447 T DE 69930447T DE 69930447 T DE69930447 T DE 69930447T DE 69930447 D1 DE69930447 D1 DE 69930447D1
Authority
DE
Germany
Prior art keywords
audio signal
audio signals
sound source
sound image
sound
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.)
Expired - Lifetime
Application number
DE69930447T
Other languages
English (en)
Other versions
DE69930447T2 (de
Inventor
Wataru Kobayashi
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.)
ARNIS SOUND TECHNOLOGIES CO
Original Assignee
ARNIS SOUND TECHNOLOGIES CO
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 ARNIS SOUND TECHNOLOGIES CO filed Critical ARNIS SOUND TECHNOLOGIES CO
Application granted granted Critical
Publication of DE69930447D1 publication Critical patent/DE69930447D1/de
Publication of DE69930447T2 publication Critical patent/DE69930447T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S1/00—Two-channel systems
    • H04S1/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S1/00—Two-channel systems
    • H04S1/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
    • H04S1/005—For headphones

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
DE69930447T 1998-07-30 1999-07-29 Verarbeitungssystem zur Schallbildlocalisierung von Audiosignalen für linkes und rechtes Ohr Expired - Lifetime DE69930447T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP22852098A JP3657120B2 (ja) 1998-07-30 1998-07-30 左，右両耳用のオーディオ信号を音像定位させるための処理方法
JP22852098 1998-07-30

Publications (2)

Publication Number Publication Date
DE69930447D1 true DE69930447D1 (de) 2006-05-11
DE69930447T2 DE69930447T2 (de) 2006-09-21

Family

ID=16877718

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69930447T Expired - Lifetime DE69930447T2 (de) 1998-07-30 1999-07-29 Verarbeitungssystem zur Schallbildlocalisierung von Audiosignalen für linkes und rechtes Ohr

Country Status (9)

Country Link
US (1) US6763115B1 (de)
EP (1) EP0977463B1 (de)
JP (1) JP3657120B2 (de)
AT (1) ATE321430T1 (de)
CA (1) CA2279117C (de)
DE (1) DE69930447T2 (de)
DK (1) DK0977463T3 (de)
ES (1) ES2258307T3 (de)
PT (1) PT977463E (de)

Families Citing this family (31)

* 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
US7292901B2 (en) * 2002-06-24 2007-11-06 Agere Systems Inc. Hybrid multi-channel/cue coding/decoding of audio signals
US7116787B2 (en) * 2001-05-04 2006-10-03 Agere Systems Inc. Perceptual synthesis of auditory scenes
US7006636B2 (en) * 2002-05-24 2006-02-28 Agere Systems Inc. Coherence-based audio coding and synthesis
US20030035553A1 (en) * 2001-08-10 2003-02-20 Frank Baumgarte Backwards-compatible perceptual coding of spatial cues
US7583805B2 (en) * 2004-02-12 2009-09-01 Agere Systems Inc. Late reverberation-based synthesis of auditory scenes
US20080056517A1 (en) * 2002-10-18 2008-03-06 The Regents Of The University Of California Dynamic binaural sound capture and reproduction in focued or frontal applications
US7333622B2 (en) * 2002-10-18 2008-02-19 The Regents Of The University Of California Dynamic binaural sound capture and reproduction
US7447317B2 (en) * 2003-10-02 2008-11-04 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V Compatible multi-channel coding/decoding by weighting the downmix channel
US7394903B2 (en) * 2004-01-20 2008-07-01 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Apparatus and method for constructing a multi-channel output signal or for generating a downmix signal
US7805313B2 (en) * 2004-03-04 2010-09-28 Agere Systems Inc. Frequency-based coding of channels in parametric multi-channel coding systems
US8843378B2 (en) * 2004-06-30 2014-09-23 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Multi-channel synthesizer and method for generating a multi-channel output signal
US7391870B2 (en) * 2004-07-09 2008-06-24 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E V Apparatus and method for generating a multi-channel output signal
US20070165890A1 (en) * 2004-07-16 2007-07-19 Matsushita Electric Industrial Co., Ltd. Sound image localization device
JP2006066939A (ja) * 2004-08-24 2006-03-09 National Institute Of Information & Communication Technology 音響再現方法及び装置
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
JP2006135489A (ja) * 2004-11-04 2006-05-25 Dimagic:Kk 再生バランス調整方法、プログラム及び再生バランス調整装置
US7787631B2 (en) * 2004-11-30 2010-08-31 Agere Systems Inc. Parametric coding of spatial audio with cues based on transmitted channels
US7761304B2 (en) * 2004-11-30 2010-07-20 Agere Systems Inc. Synchronizing parametric coding of spatial audio with externally provided downmix
JP5106115B2 (ja) 2004-11-30 2012-12-26 アギア システムズ インコーポレーテッド オブジェクト・ベースのサイド情報を用いる空間オーディオのパラメトリック・コーディング
US7903824B2 (en) * 2005-01-10 2011-03-08 Agere Systems Inc. Compact side information for parametric coding of spatial audio
US8027477B2 (en) * 2005-09-13 2011-09-27 Srs Labs, Inc. Systems and methods for audio processing
EP2005787B1 (de) 2006-04-03 2012-01-25 Srs Labs, Inc. Tonsignalverarbeitung
US8565440B2 (en) * 2006-04-19 2013-10-22 Sontia Logic Limited Processing audio input signals
JP4914124B2 (ja) * 2006-06-14 2012-04-11 パナソニック株式会社 音像制御装置及び音像制御方法
JP4557054B2 (ja) * 2008-06-20 2010-10-06 株式会社デンソー 車載用立体音響装置
US20100324915A1 (en) * 2009-06-23 2010-12-23 Electronic And Telecommunications Research Institute Encoding and decoding apparatuses for high quality multi-channel audio codec
JP5672741B2 (ja) * 2010-03-31 2015-02-18 ソニー株式会社 信号処理装置および方法、並びにプログラム
JP5772356B2 (ja) * 2011-08-02 2015-09-02 ヤマハ株式会社 音響特性制御装置及び電子楽器
SG11201710080XA (en) * 2015-06-24 2018-01-30 Sony Corp Audio processing apparatus and method, and program

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4218585A (en) 1979-04-05 1980-08-19 Carver R W Dimensional sound producing apparatus and method
DE3112874C2 (de) * 1980-05-09 1983-12-15 Peter Michael Dipl.-Ing. 8000 München Pfleiderer Verfahren zur Signalaufbereitung für die Wiedergabe einer Tonaufnahme über Kopfhörer und Vorrichtung zur Durchführung des Verfahrens
JPS58139600A (ja) * 1982-02-15 1983-08-18 Toshiba Corp ステレオ音響再生装置
US5305386A (en) * 1990-10-15 1994-04-19 Fujitsu Ten Limited Apparatus for expanding and controlling sound fields
JPH0527100A (ja) * 1991-07-25 1993-02-05 Nec Corp Ｘ線回折顕微装置
US5278909A (en) * 1992-06-08 1994-01-11 International Business Machines Corporation System and method for stereo digital audio compression with co-channel steering
US5440639A (en) * 1992-10-14 1995-08-08 Yamaha Corporation Sound localization control apparatus
JPH08502867A (ja) * 1992-10-29 1996-03-26 ウィスコンシン アラムニ リサーチ ファンデーション 指向性音を作る方法及び装置
US5371799A (en) * 1993-06-01 1994-12-06 Qsound Labs, Inc. Stereo headphone sound source localization system
EP0637191B1 (de) 1993-07-30 2003-10-22 Victor Company Of Japan, Ltd. Raumklangsignalverarbeitungsvorrichtung
JP3276528B2 (ja) 1994-08-24 2002-04-22 シャープ株式会社 音像拡大装置
JP3577798B2 (ja) * 1995-08-31 2004-10-13 ソニー株式会社 ヘッドホン装置
JPH09327100A (ja) * 1996-06-06 1997-12-16 Matsushita Electric Ind Co Ltd ヘッドホン再生装置
US5809149A (en) * 1996-09-25 1998-09-15 Qsound Labs, Inc. Apparatus for creating 3D audio imaging over headphones using binaural synthesis
US6009179A (en) * 1997-01-24 1999-12-28 Sony Corporation Method and apparatus for electronically embedding directional cues in two channels of sound
JPH11220797A (ja) * 1998-02-03 1999-08-10 Sony Corp ヘッドホン装置

Also Published As

Publication number Publication date
EP0977463B1 (de) 2006-03-22
US6763115B1 (en) 2004-07-13
CA2279117C (en) 2005-05-10
CA2279117A1 (en) 2000-01-30
EP0977463A3 (de) 2004-06-09
JP2000050400A (ja) 2000-02-18
EP0977463A2 (de) 2000-02-02
PT977463E (pt) 2006-08-31
JP3657120B2 (ja) 2005-06-08
ATE321430T1 (de) 2006-04-15
DE69930447T2 (de) 2006-09-21
ES2258307T3 (es) 2006-08-16
DK0977463T3 (da) 2006-07-17

Similar Documents

Publication Publication Date Title
ATE321430T1 (de) Verarbeitungssystem zur schallbildlocalisierung von audiosignalen für linkes und rechtes ohr
JP6330251B2 (ja) 密閉型ヘッドフォン用信号処理装置および密閉型ヘッドフォン
DE69933659D1 (de) Verfahren und system zur räumlichen kodierung mit niedriger bitrate
DK0991298T3 (da) Fremgangsmåde til lokalisering af et lydbillede via en hovedtelefon uden på et menneskehoved
ATE273606T1 (de) Stereoeffektverbesserungssystem
HK1056449A1 (en) Movie theatre system for processing audio signal in consumer applications and the associated method
MXPA03009357A (es) Escalamiento en el tiempo y escalamiento en el tono de alta calidad de senales de audio.
WO2000015003A3 (en) Low-frequency audio enhancement system
MY139041A (en) Method and apparatus for audio signal enhancement
EP0880301A3 (de) Gesamttonhervorhebung unter Verwendung von mehreren Toneingangssignalen
WO1998033356A3 (en) Method and apparatus for electronically embedding directional cues in two channels of sound
WO2005002278A3 (en) Multi-channel sound processing systems
JP4480335B2 (ja) 複数チャンネル音声信号の処理回路、処理プログラム及び再生装置
AU1022895A (en) Signal combining circuit, signal processing circuit including the signal combining circuit, stereophonic audio reproduction system including the signal processing circuit,and an audio-visual reproduction system including the stereophonic audio reproduction system
WO2002091799A3 (en) System for transitioning from stereo to simulated surround sound
SE0302110L (sv) Stereoljudbehandlingsmetod, -anordning och -system
AU2003202775A1 (en) Headphone
EP1263263A3 (de) Audiogerät
EP0836365A3 (de) System zur Verabeitung von räumlichem Audiosignal
EP1395081A4 (de) Im fahrzeug angebrachter stereo-schallfeldwandler
WO2002003755A3 (de) Audiosystem für ein kraftfahrzeug
EP0779764A3 (de) Vorrichtung zur Stereoeffekt-Verbesserung mit Schaltung zur Erhaltung des zentralen Schallbildes
WO2002019766A3 (en) System for generating sounds
TW431116B (en) Method and device for enhancing stereo sound
AU3805395A (en) Process for measuring the fidelity of stereophonic audio signals and process for recognising stereophonic audio signals coded together

Legal Events

Date Code Title Description
8364 No opposition during term of opposition