BE780711R - Decodeur pour systeme de reproduction - Google Patents

Decodeur pour systeme de reproduction

Info

Publication number
BE780711R
BE780711R BE780711A BE780711A BE780711R BE 780711 R BE780711 R BE 780711R BE 780711 A BE780711 A BE 780711A BE 780711 A BE780711 A BE 780711A BE 780711 R BE780711 R BE 780711R
Authority
BE
Belgium
Prior art keywords
decoder
reproductive system
reproductive
Prior art date
Application number
BE780711A
Other languages
English (en)
French (fr)
Inventor
B B Bauer
Original Assignee
Columbia Broadcasting Syst Inc
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 Columbia Broadcasting Syst Inc filed Critical Columbia Broadcasting Syst Inc
Application granted granted Critical
Publication of BE780711R publication Critical patent/BE780711R/xx

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)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Algebra (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
BE780711A 1971-03-15 1972-03-15 Decodeur pour systeme de reproduction BE780711R (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00124135A US3821471A (en) 1971-03-15 1971-03-15 Apparatus for reproducing quadraphonic sound

Publications (1)

Publication Number Publication Date
BE780711R true BE780711R (fr) 1972-09-15

Family

ID=22412987

Family Applications (2)

Application Number Title Priority Date Filing Date
BE780710A BE780710R (fr) 1971-03-15 1972-03-15 Systeme d'enregistrement et de reproduction
BE780711A BE780711R (fr) 1971-03-15 1972-03-15 Decodeur pour systeme de reproduction

Family Applications Before (1)

Application Number Title Priority Date Filing Date
BE780710A BE780710R (fr) 1971-03-15 1972-03-15 Systeme d'enregistrement et de reproduction

Country Status (8)

Country Link
US (1) US3821471A (xx)
JP (2) JPS5110962B2 (xx)
BE (2) BE780710R (xx)
CA (1) CA978860A (xx)
DE (1) DE2209424C3 (xx)
FR (2) FR2130306B2 (xx)
GB (1) GB1387874A (xx)
NL (1) NL7203169A (xx)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5645358B2 (xx) * 1973-11-29 1981-10-26
JPS5424841B2 (xx) * 1974-02-26 1979-08-24
GB1514162A (en) * 1974-03-25 1978-06-14 Ruggles W Directional enhancement system for quadraphonic decoders
US3937885A (en) * 1974-09-06 1976-02-10 Motorola, Inc. Control circuit for a matrixed four channel audio reproducing system
US4018992A (en) * 1975-09-25 1977-04-19 Clifford H. Moulton Decoder for quadraphonic playback
GB1550627A (en) * 1975-11-13 1979-08-15 Nat Res Dev Sound reproduction systems
JPS5827645B2 (ja) * 1977-11-24 1983-06-10 株式会社日立製作所 静止誘導機器
US4799260A (en) * 1985-03-07 1989-01-17 Dolby Laboratories Licensing Corporation Variable matrix decoder
US4941177A (en) * 1985-03-07 1990-07-10 Dolby Laboratories Licensing Corporation Variable matrix decoder
US5046098A (en) * 1985-03-07 1991-09-03 Dolby Laboratories Licensing Corporation Variable matrix decoder with three output channels
US7251337B2 (en) * 2003-04-24 2007-07-31 Dolby Laboratories Licensing Corporation Volume control in movie theaters
KR101133944B1 (ko) * 2004-06-28 2012-04-13 아지노모토 가부시키가이샤 영양 조성물 및 소화관 기능 저하 예방?개선용 조성물
JP4835298B2 (ja) * 2006-07-21 2011-12-14 ソニー株式会社 オーディオ信号処理装置、オーディオ信号処理方法およびプログラム
US11039263B2 (en) * 2019-05-29 2021-06-15 Mark Petrouske Wide effect sound producing method

Also Published As

Publication number Publication date
FR2130305B2 (xx) 1979-04-27
NL7203169A (xx) 1972-09-19
JPS5110962B2 (xx) 1976-04-08
JPS5136903A (xx) 1976-03-29
FR2130305A2 (xx) 1972-11-03
CA978860A (en) 1975-12-02
JPS4849401A (xx) 1973-07-12
FR2130306B2 (xx) 1977-12-23
BE780710R (fr) 1972-09-15
JPS5316281B2 (xx) 1978-05-31
DE2209424B2 (de) 1978-01-26
DE2209424A1 (de) 1972-09-28
GB1387874A (en) 1975-03-19
FR2130306A2 (xx) 1972-11-03
US3821471A (en) 1974-06-28
DE2209424C3 (de) 1978-09-28

Similar Documents

Publication Publication Date Title
BE757455A (fr) Systeme anti-emballement pour
BE767961A (fr) Composition photopolymerisable pour la reproduction
SE385164B (sv) Avspelningsanleggning
FR2306591A1 (fr) Systeme d'accroissement de directivite pour decodeurs quadriphoniques
BE764282R (fr) Pare-brise pour
BE780711R (fr) Decodeur pour systeme de reproduction
BE800369A (fr) Indicateur de deroulement pour cassette de magnetophone
BE769479A (fr) Systeme d'ancrage pour bouees d'amarrage
BE774653R (fr) Pare-brise pour
BE814728A (fr) Marchepied pour vehicules
BE778296A (fr) Matrices perfectionnees de codage et de decodage pour enregistrements quadriphoniques
BE778588A (fr) Systeme de transmission pour signaux stereophoniques
BE779541A (fr) Systeme pour la lecture automatique de signes
GB1366445A (en) Catadioptric optical system
BE783478A (fr) Systeme de lentilles symetrique, pour la reproduction, de type dagor sectionne
BE754099A (fr) Systeme ralentisseur pour vehicules
BE777215A (fr) Decodeur pour systeme de reproduction quadriphonique
BE786880A (fr) Console formant support pour systeme photographique
BE790623A (fr) Boggie pour des vehicules ferroviaires
IT1024466B (it) Dispositivo di riproduzione per segnali video
BE748600A (fr) Systeme d'entrainement prevu pour un freinage
BE754464A (fr) Transmission motrice pour navires
CH551021A (fr) Cassette pour microfilm.
BE790393A (fr) Systeme pour la transmission d'informations
FR2283612A1 (fr) Decodeur pour le systeme secam