NL7317350A - - Google Patents

Info

Publication number
NL7317350A
NL7317350A NL7317350A NL7317350A NL7317350A NL 7317350 A NL7317350 A NL 7317350A NL 7317350 A NL7317350 A NL 7317350A NL 7317350 A NL7317350 A NL 7317350A NL 7317350 A NL7317350 A NL 7317350A
Authority
NL
Netherlands
Application number
NL7317350A
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 NL7317350A publication Critical patent/NL7317350A/xx

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00992Circuits for stereophonic or quadraphonic recording or reproducing
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00Circuits for transducers, loudspeakers or microphones
    • H04R3/12Circuits for transducers, loudspeakers or microphones for distributing signals to two or more loudspeakers
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04SSTEREOPHONIC SYSTEMS 
    • H04S3/00Systems employing more than two channels, e.g. quadraphonic
    • H04S3/02Systems 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

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • General Health & Medical Sciences (AREA)
  • Algebra (AREA)
  • Health & Medical Sciences (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Otolaryngology (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Electric Clocks (AREA)
  • Credit Cards Or The Like (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Stereophonic System (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
NL7317350A 1972-12-29 1973-12-18 NL7317350A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1973003987U JPS5653457Y2 (fr) 1972-12-29 1972-12-29

Publications (1)

Publication Number Publication Date
NL7317350A true NL7317350A (fr) 1974-07-02

Family

ID=11572361

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7317350A NL7317350A (fr) 1972-12-29 1973-12-18

Country Status (7)

Country Link
US (1) US3914790A (fr)
JP (1) JPS5653457Y2 (fr)
CA (1) CA981590A (fr)
DE (1) DE2364480A1 (fr)
FR (1) FR2221779B1 (fr)
GB (1) GB1430210A (fr)
NL (1) NL7317350A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS527708A (en) * 1975-07-08 1977-01-21 Sony Corp Tape recorder
US4479235A (en) * 1981-05-08 1984-10-23 Rca Corporation Switching arrangement for a stereophonic sound synthesizer
JPH04265569A (ja) * 1991-02-19 1992-09-21 Canon Inc 音声信号記録装置及び再生装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3730532A (en) * 1970-06-09 1973-05-01 Victor Company Of Japan Combination four-channel two-channel stereophonic endless cartridge tape player
US3684835A (en) * 1970-07-29 1972-08-15 Parasound Inc Four channel stereo synthesizer
US3761628A (en) * 1972-04-13 1973-09-25 Columbia Broadcasting Syst Inc Stereo-quadraphonic matrix system with matrix or discrete sound reproduction capability

Also Published As

Publication number Publication date
FR2221779A1 (fr) 1974-10-11
GB1430210A (en) 1976-03-31
DE2364480A1 (de) 1974-07-04
CA981590A (en) 1976-01-13
JPS5653457Y2 (fr) 1981-12-12
FR2221779B1 (fr) 1977-06-10
US3914790A (en) 1975-10-21
JPS49108017U (fr) 1974-09-14

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
BN A decision not to publish the application has become irrevocable