GB1359509A - Decoder apparatus for use in a multidirectional sound system - Google Patents

Decoder apparatus for use in a multidirectional sound system

Info

Publication number
GB1359509A
GB1359509A GB2768971A GB2768971A GB1359509A GB 1359509 A GB1359509 A GB 1359509A GB 2768971 A GB2768971 A GB 2768971A GB 2768971 A GB2768971 A GB 2768971A GB 1359509 A GB1359509 A GB 1359509A
Authority
GB
United Kingdom
Prior art keywords
loud
channels
microphone
speakers
levels
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.)
Expired
Application number
GB2768971A
Other languages
English (en)
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB1359509A publication Critical patent/GB1359509A/en
Expired 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)
  • Stereo-Broadcasting Methods (AREA)
GB2768971A 1970-06-15 1971-06-14 Decoder apparatus for use in a multidirectional sound system Expired GB1359509A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US4634570A 1970-06-15 1970-06-15

Publications (1)

Publication Number Publication Date
GB1359509A true GB1359509A (en) 1974-07-10

Family

ID=21942957

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2768971A Expired GB1359509A (en) 1970-06-15 1971-06-14 Decoder apparatus for use in a multidirectional sound system

Country Status (3)

Country Link
JP (2) JPS5326481B1 (de)
DE (1) DE2129673C3 (de)
GB (1) GB1359509A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3906156A (en) 1971-10-06 1975-09-16 Duane H Cooper Signal matrixing for directional reproduction of sound
JPS4889702A (de) * 1972-02-25 1973-11-22
US3824342A (en) * 1972-05-09 1974-07-16 Rca Corp Omnidirectional sound field reproducing system
US6559212B1 (en) 1995-12-29 2003-05-06 Monsanto Company Plasticized polyvinyl butyral and sheet

Also Published As

Publication number Publication date
JPS5328303A (en) 1978-03-16
DE2129673B2 (de) 1979-06-07
DE2129673C3 (de) 1980-02-07
DE2129673A1 (de) 1971-12-23
JPS5326481B1 (de) 1978-08-02

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee