AU2633700A - Compatible matrix encoded surround-sound channels in a discrete digital sound format - Google Patents

Compatible matrix encoded surround-sound channels in a discrete digital sound format

Info

Publication number
AU2633700A
AU2633700A AU26337/00A AU2633700A AU2633700A AU 2633700 A AU2633700 A AU 2633700A AU 26337/00 A AU26337/00 A AU 26337/00A AU 2633700 A AU2633700 A AU 2633700A AU 2633700 A AU2633700 A AU 2633700A
Authority
AU
Australia
Prior art keywords
sound
discrete digital
compatible matrix
matrix encoded
format
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.)
Abandoned
Application number
AU26337/00A
Other languages
English (en)
Inventor
Kenneth James Gundry
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.)
Dolby Laboratories Licensing Corp
Original Assignee
Dolby Laboratories Licensing Corp
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 Dolby Laboratories Licensing Corp filed Critical Dolby Laboratories Licensing Corp
Publication of AU2633700A publication Critical patent/AU2633700A/en
Abandoned 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

Landscapes

  • 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)
AU26337/00A 1999-02-05 2000-01-26 Compatible matrix encoded surround-sound channels in a discrete digital sound format Abandoned AU2633700A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09245573 1999-02-05
US09/245,573 US6760448B1 (en) 1999-02-05 1999-02-05 Compatible matrix-encoded surround-sound channels in a discrete digital sound format
PCT/US2000/002132 WO2000047018A2 (en) 1999-02-05 2000-01-26 Compatible matrix encoded surround-sound channels in a discrete digital sound format

Publications (1)

Publication Number Publication Date
AU2633700A true AU2633700A (en) 2000-08-25

Family

ID=22927217

Family Applications (1)

Application Number Title Priority Date Filing Date
AU26337/00A Abandoned AU2633700A (en) 1999-02-05 2000-01-26 Compatible matrix encoded surround-sound channels in a discrete digital sound format

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)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US6804565B2 (en) * 2001-05-07 2004-10-12 Harman International Industries, Incorporated Data-driven software architecture for digital sound processing and equalization
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
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
DE602006010323D1 (de) * 2006-04-13 2009-12-24 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
US8315398B2 (en) 2007-12-21 2012-11-20 Dts Llc System for adjusting perceived loudness of audio signals
TWI496479B (zh) 2008-09-03 2015-08-11 Dolby Lab Licensing Corp 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
US9823892B2 (en) 2011-08-26 2017-11-21 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
US20160173808A1 (en) * 2014-12-16 2016-06-16 Psyx Research, Inc. System and method for level control at a receiver
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
US5602923A (en) * 1994-03-07 1997-02-11 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
WO2000047018A2 (en) 2000-08-10
GB0116164D0 (en) 2001-08-22
GB2363558A (en) 2001-12-19
JP2002536933A (ja) 2002-10-29
GB2363558B (en) 2003-06-18
WO2000047018A3 (en) 2000-11-30
US6760448B1 (en) 2004-07-06
JP4382292B2 (ja) 2009-12-09

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase