DE2238346A1 - Multisignal-uebertragungseinrichtung - Google Patents

Multisignal-uebertragungseinrichtung

Info

Publication number
DE2238346A1
DE2238346A1 DE2238346A DE2238346A DE2238346A1 DE 2238346 A1 DE2238346 A1 DE 2238346A1 DE 2238346 A DE2238346 A DE 2238346A DE 2238346 A DE2238346 A DE 2238346A DE 2238346 A1 DE2238346 A1 DE 2238346A1
Authority
DE
Germany
Prior art keywords
signals
signal
output
control
amplifiers
Prior art date
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
DE2238346A
Other languages
German (de)
English (en)
Inventor
Katsuaki Tsurushima
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony Corp
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 JP46059483A external-priority patent/JPS5213083B2/ja
Priority claimed from JP46062104A external-priority patent/JPS52685B2/ja
Application filed by Sony Corp filed Critical Sony Corp
Publication of DE2238346A1 publication Critical patent/DE2238346A1/de
Pending legal-status Critical Current

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)
  • Circuit For Audible Band Transducer (AREA)
DE2238346A 1971-08-06 1972-08-04 Multisignal-uebertragungseinrichtung Pending DE2238346A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP46059483A JPS5213083B2 (enExample) 1971-08-06 1971-08-06
JP46062104A JPS52685B2 (enExample) 1971-08-16 1971-08-16

Publications (1)

Publication Number Publication Date
DE2238346A1 true DE2238346A1 (de) 1973-02-22

Family

ID=26400529

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2238346A Pending DE2238346A1 (de) 1971-08-06 1972-08-04 Multisignal-uebertragungseinrichtung

Country Status (7)

Country Link
US (1) US3911220A (enExample)
CA (1) CA977688A (enExample)
DE (1) DE2238346A1 (enExample)
FR (1) FR2148524B1 (enExample)
GB (1) GB1398786A (enExample)
IT (1) IT963789B (enExample)
NL (1) NL7210757A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2456376A1 (de) * 1973-11-29 1975-06-05 Sony Corp Decodierer zum wiedergeben von vier getrennten informationssignalen

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5230402A (en) * 1975-09-04 1977-03-08 Victor Co Of Japan Ltd Multichannel stereo system
US4567607A (en) * 1983-05-03 1986-01-28 Stereo Concepts, Inc. Stereo image recovery
US4748669A (en) * 1986-03-27 1988-05-31 Hughes Aircraft Company Stereo enhancement system
JPH0537478A (ja) * 1991-07-31 1993-02-12 Fujitsu Ten Ltd 音場制御装置
US5661808A (en) 1995-04-27 1997-08-26 Srs Labs, Inc. Stereo enhancement system
US7031474B1 (en) 1999-10-04 2006-04-18 Srs Labs, Inc. Acoustic correction apparatus
US7277767B2 (en) 1999-12-10 2007-10-02 Srs Labs, Inc. System and method for enhanced streaming audio
US9258664B2 (en) 2013-05-23 2016-02-09 Comhear, Inc. Headphone audio enhancement system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3632886A (en) * 1969-12-29 1972-01-04 Peter Scheiber Quadrasonic sound system
US3708631A (en) * 1970-06-08 1973-01-02 Columbia Broadcasting Syst Inc Quadraphonic reproducing system with gain control
US3798373A (en) * 1971-06-23 1974-03-19 Columbia Broadcasting Syst Inc Apparatus for reproducing quadraphonic sound

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2456376A1 (de) * 1973-11-29 1975-06-05 Sony Corp Decodierer zum wiedergeben von vier getrennten informationssignalen

Also Published As

Publication number Publication date
IT963789B (it) 1974-01-21
GB1398786A (en) 1975-06-25
CA977688A (en) 1975-11-11
FR2148524B1 (enExample) 1977-07-22
FR2148524A1 (enExample) 1973-03-23
US3911220A (en) 1975-10-07
NL7210757A (enExample) 1973-02-08

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Legal Events

Date Code Title Description
OHA Expiration of time for request for examination