JPS52134701A - Device for transmitting or recording directional sound - Google Patents

Device for transmitting or recording directional sound

Info

Publication number
JPS52134701A
JPS52134701A JP2912677A JP2912677A JPS52134701A JP S52134701 A JPS52134701 A JP S52134701A JP 2912677 A JP2912677 A JP 2912677A JP 2912677 A JP2912677 A JP 2912677A JP S52134701 A JPS52134701 A JP S52134701A
Authority
JP
Japan
Prior art keywords
transmitting
directional sound
recording
recording directional
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.)
Granted
Application number
JP2912677A
Other languages
English (en)
Other versions
JPH0520960B2 (ja
Inventor
Ansonii Jiyaazon Maikeru
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.)
National Research Development Corp UK
Original Assignee
National Research Development Corp UK
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
Priority claimed from GB1019176A external-priority patent/GB1550628A/en
Application filed by National Research Development Corp UK filed Critical National Research Development Corp UK
Publication of JPS52134701A publication Critical patent/JPS52134701A/ja
Publication of JPH0520960B2 publication Critical patent/JPH0520960B2/ja
Granted 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)
JP2912677A 1976-03-15 1977-03-15 Device for transmitting or recording directional sound Granted JPS52134701A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1019176A GB1550628A (en) 1976-03-15 1976-03-15 Sound reproduction systems
GB268677 1977-01-22

Publications (2)

Publication Number Publication Date
JPS52134701A true JPS52134701A (en) 1977-11-11
JPH0520960B2 JPH0520960B2 (ja) 1993-03-22

Family

ID=26237664

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2912677A Granted JPS52134701A (en) 1976-03-15 1977-03-15 Device for transmitting or recording directional sound

Country Status (8)

Country Link
US (1) US4095049A (ja)
JP (1) JPS52134701A (ja)
CA (1) CA1061721A (ja)
CH (1) CH633400A5 (ja)
DE (1) DE2711299A1 (ja)
DK (1) DK109277A (ja)
FR (1) FR2345047A1 (ja)
NL (1) NL7702790A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010504717A (ja) * 2006-09-25 2010-02-12 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 高次角度項による信号を抽出することでマルチチャンネルオーディオ再生システムの空間分解能を改善したサウンドフィールド
JP2015159598A (ja) * 2010-03-26 2015-09-03 トムソン ライセンシングＴｈｏｍｓｏｎ Ｌｉｃｅｎｓｉｎｇ オーディオ再生のためのオーディオ音場表現のデコードのための方法および装置

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2073556B (en) * 1980-02-23 1984-02-22 Nat Res Dev Sound reproduction systems
US4392019A (en) * 1980-12-19 1983-07-05 Independent Broadcasting Authority Surround sound system
CA1268546C (en) * 1985-08-30 1990-05-01 STEREO VOICE SIGNAL TRANSMISSION SYSTEM
US5930370A (en) * 1995-09-07 1999-07-27 Rep Investment Limited Liability In-home theater surround sound speaker system
US5708719A (en) * 1995-09-07 1998-01-13 Rep Investment Limited Liability Company In-home theater surround sound speaker system
US6118876A (en) * 1995-09-07 2000-09-12 Rep Investment Limited Liability Company Surround sound speaker system for improved spatial effects
RU2396608C2 (ru) * 2004-04-05 2010-08-10 Конинклейке Филипс Электроникс Н.В. Способ, устройство, кодирующее устройство, декодирующее устройство и аудиосистема
US20080144864A1 (en) * 2004-05-25 2008-06-19 Huonlabs Pty Ltd Audio Apparatus And Method
US9338552B2 (en) 2014-05-09 2016-05-10 Trifield Ip, Llc Coinciding low and high frequency localization panning

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1369813A (en) * 1971-02-02 1974-10-09 Nat Res Dev Reproduction of sound
US3679832A (en) * 1971-03-23 1972-07-25 Bell Telephone Labor Inc Three-channel fm stereo transmission
US3856992A (en) * 1971-10-06 1974-12-24 D Cooper Multidirectional sound reproduction
US3906156A (en) * 1971-10-06 1975-09-16 Duane H Cooper Signal matrixing for directional reproduction of sound
US3814858A (en) * 1972-04-27 1974-06-04 Motorola Inc Multiplex system employing multiple quadrature subcarriers
US3824342A (en) * 1972-05-09 1974-07-16 Rca Corp Omnidirectional sound field reproducing system
GB1414166A (en) * 1972-07-28 1975-11-19 British Broadcasting Corp Quadraphonic sound transmission or recording system
DE2305868A1 (de) * 1973-02-07 1974-08-08 Inst Rundfunktechnik Gmbh Verfahren zur uebertragung quadrophoner signale ueber ukw-rundfunk
GB1494751A (en) * 1974-03-26 1977-12-14 Nat Res Dev Sound reproduction systems

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010504717A (ja) * 2006-09-25 2010-02-12 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 高次角度項による信号を抽出することでマルチチャンネルオーディオ再生システムの空間分解能を改善したサウンドフィールド
US8103006B2 (en) 2006-09-25 2012-01-24 Dolby Laboratories Licensing Corporation Spatial resolution of the sound field for multi-channel audio playback systems by deriving signals with high order angular terms
JP4949477B2 (ja) * 2006-09-25 2012-06-06 ドルビー ラボラトリーズ ライセンシング コーポレイション 高次角度項による信号を抽出することでマルチチャンネルオーディオ再生システムの空間分解能を改善したサウンドフィールド
JP2015159598A (ja) * 2010-03-26 2015-09-03 トムソン ライセンシングＴｈｏｍｓｏｎ Ｌｉｃｅｎｓｉｎｇ オーディオ再生のためのオーディオ音場表現のデコードのための方法および装置
JP2017085620A (ja) * 2010-03-26 2017-05-18 ドルビー・インターナショナル・アーベー オーディオ再生のためのオーディオ音場表現のデコードのための方法および装置
JP2018137818A (ja) * 2010-03-26 2018-08-30 ドルビー・インターナショナル・アーベー オーディオ再生のためのオーディオ音場表現のデコードのための方法および装置
US10522159B2 (en) 2010-03-26 2019-12-31 Dolby Laboratories Licensing Corporation Method and device for decoding an audio soundfield representation
US10629211B2 (en) 2010-03-26 2020-04-21 Dolby Laboratories Licensing Corporation Method and device for decoding an audio soundfield representation
US11217258B2 (en) 2010-03-26 2022-01-04 Dolby Laboratories Licensing Corporation Method and device for decoding an audio soundfield representation
US11948583B2 (en) 2010-03-26 2024-04-02 Dolby Laboratories Licensing Corporation Method and device for decoding an audio soundfield representation

Also Published As

Publication number Publication date
FR2345047A1 (fr) 1977-10-14
DK109277A (da) 1977-09-16
FR2345047B1 (ja) 1984-04-27
NL7702790A (nl) 1977-09-19
CA1061721A (en) 1979-09-04
DE2711299C2 (ja) 1988-09-15
US4095049A (en) 1978-06-13
CH633400A5 (fr) 1982-11-30
JPH0520960B2 (ja) 1993-03-22
DE2711299A1 (de) 1977-09-22

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