BE768242A - Systeme d'enregistrement et de reproduction quadriphonique - Google Patents

Systeme d'enregistrement et de reproduction quadriphonique

Info

Publication number
BE768242A
BE768242A BE768242A BE768242A BE768242A BE 768242 A BE768242 A BE 768242A BE 768242 A BE768242 A BE 768242A BE 768242 A BE768242 A BE 768242A BE 768242 A BE768242 A BE 768242A
Authority
BE
Belgium
Prior art keywords
quadriphone
recording
playback system
playback
quadriphone recording
Prior art date
Application number
BE768242A
Other languages
English (en)
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
Publication of BE768242A publication Critical patent/BE768242A/fr

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)
BE768242A 1970-06-08 1971-06-08 Systeme d'enregistrement et de reproduction quadriphonique BE768242A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US4422470A 1970-06-08 1970-06-08

Publications (1)

Publication Number Publication Date
BE768242A true BE768242A (fr) 1971-12-08

Family

ID=21931168

Family Applications (1)

Application Number Title Priority Date Filing Date
BE768242A BE768242A (fr) 1970-06-08 1971-06-08 Systeme d'enregistrement et de reproduction quadriphonique

Country Status (6)

Country Link
JP (4) JPS5017844B1 (fr)
BE (1) BE768242A (fr)
CA (1) CA989743A (fr)
FR (1) FR2094123B1 (fr)
GB (1) GB1347993A (fr)
NL (1) NL161645C (fr)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI3A (fi) * 1843-11-08 Pressjäst

Also Published As

Publication number Publication date
FR2094123B1 (fr) 1976-05-28
DE2126432A1 (de) 1972-03-02
JPS5135841B2 (fr) 1976-10-05
DE2126432B2 (de) 1976-02-19
JPS50132902A (fr) 1975-10-21
CA989743A (en) 1976-05-25
NL7106548A (fr) 1971-12-10
JPS5017844B1 (fr) 1975-06-24
JPS50132904A (fr) 1975-10-21
FR2094123A1 (fr) 1972-02-04
NL161645B (nl) 1979-09-17
GB1347993A (en) 1974-02-27
NL161645C (nl) 1980-02-15
JPS50132903A (fr) 1975-10-21
JPS5111481B2 (fr) 1976-04-12

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