DK143629C - Ambiofonisk gengivelsesanlaeg - Google Patents

Ambiofonisk gengivelsesanlaeg

Info

Publication number
DK143629C
DK143629C DK253373A DK253373A DK143629C DK 143629 C DK143629 C DK 143629C DK 253373 A DK253373 A DK 253373A DK 253373 A DK253373 A DK 253373A DK 143629 C DK143629 C DK 143629C
Authority
DK
Denmark
Prior art keywords
ambiophonic
replacement plant
replacement
plant
ambiophonic replacement
Prior art date
Application number
DK253373A
Other languages
English (en)
Other versions
DK143629B (da
Inventor
R M Christensen
Original Assignee
Rca 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
Application filed by Rca Corp filed Critical Rca Corp
Publication of DK143629B publication Critical patent/DK143629B/da
Application granted granted Critical
Publication of DK143629C publication Critical patent/DK143629C/da

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/86—Arrangements characterised by the broadcast information itself
    • H04H20/88—Stereophonic broadcast systems
    • H04H20/89—Stereophonic broadcast systems using three or more audio channels, e.g. triphonic or quadraphonic
    • 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

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Mathematical Analysis (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Stereophonic System (AREA)
  • Stereo-Broadcasting Methods (AREA)
DK253373A 1972-05-09 1973-05-08 Ambiofonisk gengivelsesanlaeg DK143629C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/251,836 US4316058A (en) 1972-05-09 1972-05-09 Sound field transmission system surrounding a listener
US25183672 1972-05-09

Publications (2)

Publication Number Publication Date
DK143629B DK143629B (da) 1981-09-14
DK143629C true DK143629C (da) 1982-02-08

Family

ID=22953617

Family Applications (1)

Application Number Title Priority Date Filing Date
DK253373A DK143629C (da) 1972-05-09 1973-05-08 Ambiofonisk gengivelsesanlaeg

Country Status (15)

Country Link
US (1) US4316058A (da)
JP (1) JPS4956504A (da)
AT (1) AT348270B (da)
BR (1) BR7303333D0 (da)
CA (1) CA984301A (da)
CH (1) CH595726A5 (da)
DD (1) DD104674A5 (da)
DE (1) DE2317123A1 (da)
DK (1) DK143629C (da)
ES (1) ES414569A1 (da)
FR (1) FR2183976B1 (da)
GB (1) GB1439174A (da)
IT (1) IT984180B (da)
NL (1) NL7306406A (da)
SE (1) SE385426B (da)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4464745A (en) * 1981-11-27 1984-08-07 Sanders Associates, Inc. High dynamic range multiplexing system
US4752961A (en) * 1985-09-23 1988-06-21 Northern Telecom Limited Microphone arrangement
US4748669A (en) * 1986-03-27 1988-05-31 Hughes Aircraft Company Stereo enhancement system
US5625696A (en) * 1990-06-08 1997-04-29 Harman International Industries, Inc. Six-axis surround sound processor with improved matrix and cancellation control
FR2682249B1 (fr) * 1991-10-08 1993-12-03 Thomson Csf Procede de demodulation numerique d'un signal composite.
US5802181A (en) * 1994-03-07 1998-09-01 Sony Corporation Theater sound system with upper surround channels
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
WO2014190140A1 (en) 2013-05-23 2014-11-27 Alan Kraemer Headphone audio enhancement system
DE102021203639A1 (de) * 2021-04-13 2022-10-13 Kaetel Systems Gmbh Lautsprechersystem, Verfahren zum Herstellen des Lautsprechersystems, Beschallungsanlage für einen Vorführbereich und Vorführbereich

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3257511A (en) * 1960-04-18 1966-06-21 Zenith Radio Corp Stereo em transmission system
US3375329A (en) * 1967-05-02 1968-03-26 Francis E Ryan Monaxial quadraphonic recording system
US3708623A (en) * 1970-04-29 1973-01-02 Quadracast Syst Inc Compatible four channel fm system
US3679832A (en) * 1971-03-23 1972-07-25 Bell Telephone Labor Inc Three-channel fm stereo transmission
DE2218822C3 (de) * 1971-04-15 1980-10-16 Matsushita Electric Industrial Co Ltd., Kadoma, Osaka (Japan) Vierkanal-FM-Übertragungssystem
DE2327834C3 (de) * 1973-06-01 1979-09-13 Kloeckner-Humboldt-Deutz Ag, 5000 Koeln Vorrichtung zum Trennen von Mischungen wenigstens teilweise schmelzflüssiger Metalle, Metallverbindungen und/oder metallhaltiger Schlacke in mindestens zwei Phasen unterschiedlicher Dichte

Also Published As

Publication number Publication date
DD104674A5 (da) 1974-03-12
IT984180B (it) 1974-11-20
BR7303333D0 (pt) 1974-07-11
FR2183976A1 (da) 1973-12-21
NL7306406A (da) 1973-11-13
ATA410373A (de) 1978-06-15
DK143629B (da) 1981-09-14
US4316058A (en) 1982-02-16
GB1439174A (en) 1976-06-09
JPS4956504A (da) 1974-06-01
DE2317123A1 (de) 1973-11-22
AU5511573A (en) 1974-11-07
FR2183976B1 (da) 1977-12-30
ES414569A1 (es) 1976-02-01
SE385426B (sv) 1976-06-28
AT348270B (de) 1979-02-12
CA984301A (en) 1976-02-24
CH595726A5 (da) 1978-02-28

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