DK109277A - Lydgengivelsesanleg - Google Patents

Lydgengivelsesanleg

Info

Publication number
DK109277A
DK109277A DK109277A DK109277A DK109277A DK 109277 A DK109277 A DK 109277A DK 109277 A DK109277 A DK 109277A DK 109277 A DK109277 A DK 109277A DK 109277 A DK109277 A DK 109277A
Authority
DK
Denmark
Prior art keywords
sound reproduction
reproduction system
sound
reproduction
Prior art date
Application number
DK109277A
Other languages
English (en)
Inventor
M A Gerzon
Original Assignee
Nat Res Dev
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 Nat Res Dev filed Critical Nat Res Dev
Publication of DK109277A publication Critical patent/DK109277A/da

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)
DK109277A 1976-03-15 1977-03-14 Lydgengivelsesanleg DK109277A (da)

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 (1)

Publication Number Publication Date
DK109277A true DK109277A (da) 1977-09-16

Family

ID=26237664

Family Applications (1)

Application Number Title Priority Date Filing Date
DK109277A DK109277A (da) 1976-03-15 1977-03-14 Lydgengivelsesanleg

Country Status (8)

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

Families Citing this family (11)

* 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
US4815132A (en) * 1985-08-30 1989-03-21 Kabushiki Kaisha Toshiba Stereophonic voice signal transmission system
US6118876A (en) * 1995-09-07 2000-09-12 Rep Investment Limited Liability Company Surround sound speaker system for improved spatial effects
US5708719A (en) * 1995-09-07 1998-01-13 Rep Investment Limited Liability Company In-home theater surround sound speaker system
US5930370A (en) * 1995-09-07 1999-07-27 Rep Investment Limited Liability In-home theater surround sound speaker system
KR101183862B1 (ko) * 2004-04-05 2012-09-20 코닌클리케 필립스 일렉트로닉스 엔.브이. 스테레오 신호를 처리하기 위한 방법 및 디바이스, 인코더 장치, 디코더 장치 및 오디오 시스템
AU2004320207A1 (en) * 2004-05-25 2005-12-08 Huonlabs Pty Ltd Audio apparatus and method
EP2070390B1 (en) 2006-09-25 2011-01-12 Dolby Laboratories Licensing Corporation Improved spatial resolution of the sound field for multi-channel audio playback systems by deriving signals with high order angular terms
WO2011117399A1 (en) * 2010-03-26 2011-09-29 Thomson Licensing Method and device for decoding an audio soundfield representation for audio playback
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

Also Published As

Publication number Publication date
JPH0520960B2 (da) 1993-03-22
CA1061721A (en) 1979-09-04
JPS52134701A (en) 1977-11-11
NL7702790A (nl) 1977-09-19
FR2345047A1 (fr) 1977-10-14
DE2711299C2 (da) 1988-09-15
FR2345047B1 (da) 1984-04-27
CH633400A5 (fr) 1982-11-30
US4095049A (en) 1978-06-13
DE2711299A1 (de) 1977-09-22

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment