JP4382292B2 - 離散的なデジタル音声フォーマットにおいて互換性を持つマトリクスコード化されたサラウンドサウンドチャンネル - Google Patents

離散的なデジタル音声フォーマットにおいて互換性を持つマトリクスコード化されたサラウンドサウンドチャンネル Download PDF

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Publication number
JP4382292B2
JP4382292B2 JP2000597980A JP2000597980A JP4382292B2 JP 4382292 B2 JP4382292 B2 JP 4382292B2 JP 2000597980 A JP2000597980 A JP 2000597980A JP 2000597980 A JP2000597980 A JP 2000597980A JP 4382292 B2 JP4382292 B2 JP 4382292B2
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signal
input
audio
output
surround
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JP2000597980A
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Japanese (ja)
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JP2002536933A5 (enExample
JP2002536933A (ja
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ガンドリー、ケネス・ジェームス
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Dolby Laboratories Licensing Corp
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Dolby Laboratories Licensing Corp
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    • 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

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
JP2000597980A 1999-02-05 2000-01-26 離散的なデジタル音声フォーマットにおいて互換性を持つマトリクスコード化されたサラウンドサウンドチャンネル Expired - Fee Related JP4382292B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/245,573 US6760448B1 (en) 1999-02-05 1999-02-05 Compatible matrix-encoded surround-sound channels in a discrete digital sound format
US09/245,573 1999-02-05
PCT/US2000/002132 WO2000047018A2 (en) 1999-02-05 2000-01-26 Compatible matrix encoded surround-sound channels in a discrete digital sound format

Publications (3)

Publication Number Publication Date
JP2002536933A JP2002536933A (ja) 2002-10-29
JP2002536933A5 JP2002536933A5 (enExample) 2009-07-09
JP4382292B2 true JP4382292B2 (ja) 2009-12-09

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JP2000597980A Expired - Fee Related JP4382292B2 (ja) 1999-02-05 2000-01-26 離散的なデジタル音声フォーマットにおいて互換性を持つマトリクスコード化されたサラウンドサウンドチャンネル

Country Status (5)

Country Link
US (1) US6760448B1 (enExample)
JP (1) JP4382292B2 (enExample)
AU (1) AU2633700A (enExample)
GB (1) GB2363558B (enExample)
WO (1) WO2000047018A2 (enExample)

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US6463410B1 (en) * 1998-10-13 2002-10-08 Victor Company Of Japan, Ltd. Audio signal processing apparatus
JP2002058005A (ja) * 2000-06-02 2002-02-22 Canon Inc テレビ会議・テレビ電話システム、送信装置、受信装置、画像通信システム、通信装置、通信方法、記録媒体、プログラム
US7177432B2 (en) * 2001-05-07 2007-02-13 Harman International Industries, Incorporated Sound processing system with degraded signal optimization
US7451006B2 (en) * 2001-05-07 2008-11-11 Harman International Industries, Incorporated Sound processing system using distortion limiting techniques
US7447321B2 (en) 2001-05-07 2008-11-04 Harman International Industries, Incorporated Sound processing system for configuration of audio signals in a vehicle
US6804565B2 (en) * 2001-05-07 2004-10-12 Harman International Industries, Incorporated Data-driven software architecture for digital sound processing and equalization
US7668317B2 (en) * 2001-05-30 2010-02-23 Sony Corporation Audio post processing in DVD, DTV and other audio visual products
US7277692B1 (en) * 2002-07-10 2007-10-02 Sprint Spectrum L.P. System and method of collecting audio data for use in establishing surround sound recording
US7451093B2 (en) * 2004-04-29 2008-11-11 Srs Labs, Inc. Systems and methods of remotely enabling sound enhancement techniques
US7508947B2 (en) * 2004-08-03 2009-03-24 Dolby Laboratories Licensing Corporation Method for combining audio signals using auditory scene analysis
US7283634B2 (en) * 2004-08-31 2007-10-16 Dts, Inc. Method of mixing audio channels using correlated outputs
ATE448638T1 (de) * 2006-04-13 2009-11-15 Fraunhofer Ges Forschung Audiosignaldekorrelator
JP4155588B2 (ja) * 2006-05-31 2008-09-24 株式会社東芝 デジタル／アナログ変換器および送信機
US8050434B1 (en) 2006-12-21 2011-11-01 Srs Labs, Inc. Multi-channel audio enhancement system
JP2008312034A (ja) * 2007-06-15 2008-12-25 Panasonic Corp 音声信号再生装置、および音声信号再生システム
CN102017402B (zh) 2007-12-21 2015-01-07 Dts有限责任公司 用于调节音频信号的感知响度的系统
TWI559786B (zh) * 2008-09-03 2016-11-21 杜比實驗室特許公司 增進多聲道之再生
TWI413109B (zh) 2008-10-01 2013-10-21 Dolby Lab Licensing Corp 用於上混系統之解相關器
US20100310100A1 (en) * 2009-06-03 2010-12-09 International Truck Intellectual Property Company, Llc Loudspeaker input switch system to reorient sound in truck
US8538042B2 (en) 2009-08-11 2013-09-17 Dts Llc System for increasing perceived loudness of speakers
US9173048B2 (en) 2011-08-23 2015-10-27 Dolby Laboratories Licensing Corporation Method and system for generating a matrix-encoded two-channel audio signal
WO2013032822A2 (en) 2011-08-26 2013-03-07 Dts Llc Audio adjustment system
US9312829B2 (en) 2012-04-12 2016-04-12 Dts Llc System for adjusting loudness of audio signals in real time
US9830927B2 (en) * 2014-12-16 2017-11-28 Psyx Research, Inc. System and method for decorrelating audio data
CN106714021A (zh) * 2016-11-30 2017-05-24 捷开通讯(深圳)有限公司 一种耳机及电子组件

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3890466A (en) * 1973-02-01 1975-06-17 Cbs Inc Encoders for quadraphonic sound system
GB1468179A (en) 1974-06-14 1977-03-23 Emi Ltd Multichannel information recording and reproducing systems
US4236039A (en) * 1976-07-19 1980-11-25 National Research Development Corporation Signal matrixing for directional reproduction of sound
US4392019A (en) 1980-12-19 1983-07-05 Independent Broadcasting Authority Surround sound system
US4799260A (en) 1985-03-07 1989-01-17 Dolby Laboratories Licensing Corporation Variable matrix decoder
US5594800A (en) 1991-02-15 1997-01-14 Trifield Productions Limited Sound reproduction system having a matrix converter
US5717765A (en) * 1994-03-07 1998-02-10 Sony Corporation Theater sound system with upper surround channels
US5642423A (en) 1995-11-22 1997-06-24 Sony Corporation Digital surround sound processor
US6711266B1 (en) 1997-02-07 2004-03-23 Bose Corporation Surround sound channel encoding and decoding

Also Published As

Publication number Publication date
JP2002536933A (ja) 2002-10-29
WO2000047018A3 (en) 2000-11-30
AU2633700A (en) 2000-08-25
GB2363558B (en) 2003-06-18
GB2363558A (en) 2001-12-19
WO2000047018A2 (en) 2000-08-10
US6760448B1 (en) 2004-07-06
GB0116164D0 (en) 2001-08-22

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