JPS5145503A - Matorikusu 4 channeruyodekooda - Google Patents

Matorikusu 4 channeruyodekooda

Info

Publication number
JPS5145503A
JPS5145503A JP49118898A JP11889874A JPS5145503A JP S5145503 A JPS5145503 A JP S5145503A JP 49118898 A JP49118898 A JP 49118898A JP 11889874 A JP11889874 A JP 11889874A JP S5145503 A JPS5145503 A JP S5145503A
Authority
JP
Japan
Prior art keywords
matorikusu
channeruyodekooda
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.)
Granted
Application number
JP49118898A
Other languages
English (en)
Other versions
JPS5433721B2 (ja
Inventor
Susumu Takahashi
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.)
Sansui Electric Co Ltd
Original Assignee
Sansui Electric Co Ltd
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 Sansui Electric Co Ltd filed Critical Sansui Electric Co Ltd
Priority to JP49118898A priority Critical patent/JPS5145503A/ja
Priority to US05/622,173 priority patent/US3982069A/en
Priority to GB42073/75A priority patent/GB1500923A/en
Priority to DE2546468A priority patent/DE2546468C3/de
Publication of JPS5145503A publication Critical patent/JPS5145503A/ja
Publication of JPS5433721B2 publication Critical patent/JPS5433721B2/ja
Granted legal-status Critical Current

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)
  • Theoretical Computer Science (AREA)
  • Algebra (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Mathematical Analysis (AREA)
  • Multimedia (AREA)
  • Stereophonic System (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Analogue/Digital Conversion (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
JP49118898A 1974-10-16 1974-10-16 Matorikusu 4 channeruyodekooda Granted JPS5145503A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP49118898A JPS5145503A (en) 1974-10-16 1974-10-16 Matorikusu 4 channeruyodekooda
US05/622,173 US3982069A (en) 1974-10-16 1975-10-14 Decoding apparatus for use in matrix four channel systems of a plurality of types
GB42073/75A GB1500923A (en) 1974-10-16 1975-10-14 Decoding apparatus for use in matrix four channel systems of a plurality of types
DE2546468A DE2546468C3 (de) 1974-10-16 1975-10-16 Dekodierschaltung für Vierkanal-Matrixsysteme

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49118898A JPS5145503A (en) 1974-10-16 1974-10-16 Matorikusu 4 channeruyodekooda

Publications (2)

Publication Number Publication Date
JPS5145503A true JPS5145503A (en) 1976-04-19
JPS5433721B2 JPS5433721B2 (ja) 1979-10-23

Family

ID=14747883

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49118898A Granted JPS5145503A (en) 1974-10-16 1974-10-16 Matorikusu 4 channeruyodekooda

Country Status (4)

Country Link
US (1) US3982069A (ja)
JP (1) JPS5145503A (ja)
DE (1) DE2546468C3 (ja)
GB (1) GB1500923A (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4303800A (en) * 1979-05-24 1981-12-01 Analog And Digital Systems, Inc. Reproducing multichannel sound
US4577305A (en) * 1983-03-14 1986-03-18 Dolby Laboratories Licensing Corporation Stereophonic motion picture photographic sound-tracks compatible with different sound projection formats and record and playback apparatus therefore
JPH0720319B2 (ja) * 1988-08-12 1995-03-06 三洋電機株式会社 センターモードコントロール回路
US6697491B1 (en) * 1996-07-19 2004-02-24 Harman International Industries, Incorporated 5-2-5 matrix encoder and decoder system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3835255A (en) * 1971-09-30 1974-09-10 Columbia Broadcasting Syst Inc Matrix decoders for quadraphonic sound system
US3856992A (en) * 1971-10-06 1974-12-24 D Cooper Multidirectional sound reproduction
US3885801A (en) * 1971-11-22 1975-05-27 Parker Hannifin Corp Packing
US3783192A (en) * 1971-12-30 1974-01-01 Sansui Electric Co Decoder for use in matrix four-channel system
JPS5236681B2 (ja) * 1972-11-30 1977-09-17
JPS5248001B2 (ja) * 1973-08-20 1977-12-07

Also Published As

Publication number Publication date
JPS5433721B2 (ja) 1979-10-23
DE2546468C3 (de) 1980-06-04
US3982069A (en) 1976-09-21
DE2546468B2 (de) 1979-09-20
DE2546468A1 (de) 1976-04-29
GB1500923A (en) 1978-02-15

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