JPS4948302A - - Google Patents

Info

Publication number
JPS4948302A
JPS4948302A JP4657173A JP4657173A JPS4948302A JP S4948302 A JPS4948302 A JP S4948302A JP 4657173 A JP4657173 A JP 4657173A JP 4657173 A JP4657173 A JP 4657173A JP S4948302 A JPS4948302 A JP S4948302A
Authority
JP
Japan
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.)
Pending
Application number
JP4657173A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPS4948302A publication Critical patent/JPS4948302A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00992—Circuits for stereophonic or quadraphonic recording or reproducing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/006—Systems employing more than two channels, e.g. quadraphonic in which a plurality of audio signals are transformed in a combination of audio signals and modulated signals, e.g. CD-4 systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Stereophonic System (AREA)
JP4657173A 1972-04-24 1973-04-24 Pending JPS4948302A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK199772 1972-04-24

Publications (1)

Publication Number Publication Date
JPS4948302A true JPS4948302A (zh) 1974-05-10

Family

ID=8109330

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4657173A Pending JPS4948302A (zh) 1972-04-24 1973-04-24

Country Status (2)

Country Link
JP (1) JPS4948302A (zh)
DE (1) DE2319639A1 (zh)

Also Published As

Publication number Publication date
DE2319639A1 (de) 1973-11-08

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