JPH06506092A - 音響再生システム - Google Patents

音響再生システム

Info

Publication number
JPH06506092A
JPH06506092A JP4504183A JP50418392A JPH06506092A JP H06506092 A JPH06506092 A JP H06506092A JP 4504183 A JP4504183 A JP 4504183A JP 50418392 A JP50418392 A JP 50418392A JP H06506092 A JPH06506092 A JP H06506092A
Authority
JP
Japan
Prior art keywords
matrix
signal
signals
loudspeaker
decoder
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.)
Ceased
Application number
JP4504183A
Other languages
English (en)
Japanese (ja)
Inventor
マイケル　アンソニー　ゲルゾン
Original Assignee
トリフィールド　プロダクションズ　リミテッド
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 トリフィールド　プロダクションズ　リミテッド filed Critical トリフィールド　プロダクションズ　リミテッド
Publication of JPH06506092A publication Critical patent/JPH06506092A/ja
Ceased legal-status Critical Current

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
    • 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 
    • 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 
    • H04S5/005—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation  of the pseudo five- or more-channel type, e.g. virtual surround

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
  • Toys (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
  • Stereo-Broadcasting Methods (AREA)
JP4504183A 1991-02-15 1992-02-14 音響再生システム Ceased JPH06506092A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB9103207.8 1991-02-15
GB919103207A GB9103207D0 (en) 1991-02-15 1991-02-15 Stereophonic sound reproduction system
PCT/GB1992/000267 WO1992015180A1 (fr) 1991-02-15 1992-02-14 Systeme de reproduction sonore

Publications (1)

Publication Number Publication Date
JPH06506092A true JPH06506092A (ja) 1994-07-07

Family

ID=10690065

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4504183A Ceased JPH06506092A (ja) 1991-02-15 1992-02-14 音響再生システム

Country Status (6)

Country Link
EP (1) EP0571455B1 (fr)
JP (1) JPH06506092A (fr)
AT (1) ATE211600T1 (fr)
DE (1) DE69232327T2 (fr)
GB (1) GB9103207D0 (fr)
WO (1) WO1992015180A1 (fr)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005354695A (ja) * 2004-06-08 2005-12-22 Bose Corp オーディオ信号処理
JP2008512055A (ja) * 2004-08-31 2008-04-17 ディー・ティー・エス，インコーポレーテッド 相関出力を使用したオーディオ・チャネル混合方法
JP2009530909A (ja) * 2006-03-13 2009-08-27 ドルビー・ラボラトリーズ・ライセンシング・コーポレーション 中央チャンネルオーディオのレンダリング
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
JP2013500688A (ja) * 2009-07-27 2013-01-07 クゥアルコム・インコーポレイテッド デバイスにおけるｍ−ｓステレオ再生
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
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

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5291557A (en) * 1992-10-13 1994-03-01 Dolby Laboratories Licensing Corporation Adaptive rematrixing of matrixed audio signals
DE4440014C2 (de) * 1994-11-09 2002-02-07 Deutsche Telekom Ag Verfahren und Vorrichtung zur mehrkanaligen Tonwiedergabe
US5771295A (en) * 1995-12-26 1998-06-23 Rocktron Corporation 5-2-5 matrix system
US6198827B1 (en) 1995-12-26 2001-03-06 Rocktron Corporation 5-2-5 Matrix system
US6697491B1 (en) 1996-07-19 2004-02-24 Harman International Industries, Incorporated 5-2-5 matrix encoder and decoder system
US6711266B1 (en) * 1997-02-07 2004-03-23 Bose Corporation Surround sound channel encoding and decoding
EP1013140B1 (fr) * 1997-09-05 2012-12-05 Harman International Industries, Incorporated Systeme de decodage a matrice 5-2-5
US6072878A (en) 1997-09-24 2000-06-06 Sonic Solutions Multi-channel surround sound mastering and reproduction techniques that preserve spatial harmonics
KR100416757B1 (ko) * 1999-06-10 2004-01-31 삼성전자주식회사 위치 조절이 가능한 가상 음상을 이용한 스피커 재생용 다채널오디오 재생 장치 및 방법
CN1452851A (zh) * 2000-04-19 2003-10-29 音响方案公司 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
AUPR253601A0 (en) * 2001-01-12 2001-02-08 Banko, Dinko Flange aligning tool
KR100725818B1 (ko) * 2004-07-14 2007-06-11 삼성전자주식회사 최적 가상음원을 제공하는 음향재생장치 및 음향재생방법
EP2523472A1 (fr) 2011-05-13 2012-11-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Appareil et procédé et programme informatique pour générer un signal de sortie stéréo afin de fournir des canaux de sortie supplémentaires
US9685163B2 (en) * 2013-03-01 2017-06-20 Qualcomm Incorporated Transforming spherical harmonic coefficients
EP2830332A3 (fr) * 2013-07-22 2015-03-11 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Procédé, unité de traitement de signal et programme informatique permettant de mapper une pluralité de canaux d'entrée d'une configuration de canal d'entrée vers des canaux de sortie d'une configuration de canal de sortie
DE102014100049A1 (de) 2014-01-05 2015-07-09 Kronoton Gmbh Verfahren zur Audiowiedergabe in einem Mehrkanaltonsystem

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5757763B2 (fr) * 1974-11-29 1982-12-06 Nippon Columbia
GB2073556B (en) * 1980-02-23 1984-02-22 Nat Res Dev Sound reproduction systems
US5043970A (en) * 1988-01-06 1991-08-27 Lucasarts Entertainment Company Sound system with source material and surround timbre response correction, specified front and surround loudspeaker directionality, and multi-loudspeaker surround

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005354695A (ja) * 2004-06-08 2005-12-22 Bose Corp オーディオ信号処理
US8099293B2 (en) 2004-06-08 2012-01-17 Bose Corporation Audio signal processing
US8295496B2 (en) 2004-06-08 2012-10-23 Bose Corporation Audio signal processing
JP2008512055A (ja) * 2004-08-31 2008-04-17 ディー・ティー・エス，インコーポレーテッド 相関出力を使用したオーディオ・チャネル混合方法
JP2009530909A (ja) * 2006-03-13 2009-08-27 ドルビー・ラボラトリーズ・ライセンシング・コーポレーション 中央チャンネルオーディオのレンダリング
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
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
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
JP2013500688A (ja) * 2009-07-27 2013-01-07 クゥアルコム・インコーポレイテッド デバイスにおけるｍ−ｓステレオ再生

Also Published As

Publication number Publication date
EP0571455A1 (fr) 1993-12-01
EP0571455B1 (fr) 2002-01-02
GB9103207D0 (en) 1991-04-03
WO1992015180A1 (fr) 1992-09-03
DE69232327D1 (de) 2002-02-07
DE69232327T2 (de) 2002-08-22
ATE211600T1 (de) 2002-01-15

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