NL7612634A - Geluidsreproduktiestelsels. - Google Patents

Geluidsreproduktiestelsels.

Info

Publication number
NL7612634A
NL7612634A NL7612634A NL7612634A NL7612634A NL 7612634 A NL7612634 A NL 7612634A NL 7612634 A NL7612634 A NL 7612634A NL 7612634 A NL7612634 A NL 7612634A NL 7612634 A NL7612634 A NL 7612634A
Authority
NL
Netherlands
Prior art keywords
sound reproduction
reproduction systems
systems
sound
reproduction
Prior art date
Application number
NL7612634A
Other languages
English (en)
Dutch (nl)
Original Assignee
Nat Res Dev
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 Nat Res Dev filed Critical Nat Res Dev
Publication of NL7612634A publication Critical patent/NL7612634A/xx

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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/11—Application of ambisonics in stereophonic audio systems

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)
NL7612634A 1975-11-13 1976-11-12 Geluidsreproduktiestelsels. NL7612634A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB46822/75A GB1550627A (en) 1975-11-13 1975-11-13 Sound reproduction systems

Publications (1)

Publication Number Publication Date
NL7612634A true NL7612634A (nl) 1977-05-17

Family

ID=10442718

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7612634A NL7612634A (nl) 1975-11-13 1976-11-12 Geluidsreproduktiestelsels.

Country Status (10)

Country Link
US (1) US4081606A (xx)
JP (1) JPS5261403A (xx)
CA (1) CA1063035A (xx)
CH (1) CH622919A5 (xx)
DE (1) DE2649525A1 (xx)
DK (1) DK505876A (xx)
FR (1) FR2331930A1 (xx)
GB (1) GB1550627A (xx)
IT (1) IT1064312B (xx)
NL (1) NL7612634A (xx)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2073556B (en) * 1980-02-23 1984-02-22 Nat Res Dev Sound reproduction systems
JPS6374289U (xx) * 1986-10-31 1988-05-18
US5757927A (en) * 1992-03-02 1998-05-26 Trifield Productions Ltd. Surround sound apparatus
US6021206A (en) * 1996-10-02 2000-02-01 Lake Dsp Pty Ltd Methods and apparatus for processing spatialised audio
US6665407B1 (en) * 1998-09-28 2003-12-16 Creative Technology Ltd. Three channel panning system
US7876903B2 (en) * 2006-07-07 2011-01-25 Harris Corporation Method and apparatus for creating a multi-dimensional communication space for use in a binaural audio system
US9332372B2 (en) 2010-06-07 2016-05-03 International Business Machines Corporation Virtual spatial sound scape
US9338552B2 (en) 2014-05-09 2016-05-10 Trifield Ip, Llc Coinciding low and high frequency localization panning

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1369813A (en) * 1971-02-02 1974-10-09 Nat Res Dev Reproduction of sound
US3821471A (en) * 1971-03-15 1974-06-28 Cbs Inc Apparatus for reproducing quadraphonic sound
US3856992A (en) * 1971-10-06 1974-12-24 D Cooper Multidirectional sound reproduction
JPS5313962B2 (xx) * 1971-12-21 1978-05-13
JPS5210364B2 (xx) * 1972-05-02 1977-03-23
US3883692A (en) * 1972-06-16 1975-05-13 Sony Corp Decoder apparatus with logic circuit for use with a four channel stereo
JPS5236681B2 (xx) * 1972-11-30 1977-09-17
GB1494751A (en) * 1974-03-26 1977-12-14 Nat Res Dev Sound reproduction systems

Also Published As

Publication number Publication date
FR2331930A1 (fr) 1977-06-10
JPS5261403A (en) 1977-05-20
US4081606A (en) 1978-03-28
GB1550627A (en) 1979-08-15
FR2331930B1 (xx) 1982-12-03
JPS6131680B2 (xx) 1986-07-22
DE2649525A1 (de) 1977-05-26
CA1063035A (en) 1979-09-25
IT1064312B (it) 1985-02-18
DK505876A (da) 1977-05-14
CH622919A5 (xx) 1981-04-30
DE2649525C2 (xx) 1988-01-14

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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
A85 Still pending on 85-01-01
BV The patent application has lapsed