JPS51123601A - A four channel encoding method - Google Patents

A four channel encoding method

Info

Publication number
JPS51123601A
JPS51123601A JP50047574A JP4757475A JPS51123601A JP S51123601 A JPS51123601 A JP S51123601A JP 50047574 A JP50047574 A JP 50047574A JP 4757475 A JP4757475 A JP 4757475A JP S51123601 A JPS51123601 A JP S51123601A
Authority
JP
Japan
Prior art keywords
encoding method
channel encoding
channel
mono
make
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
JP50047574A
Other languages
Japanese (ja)
Other versions
JPS5435921B2 (en
Inventor
Genichi Okawa
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura 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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP50047574A priority Critical patent/JPS51123601A/en
Publication of JPS51123601A publication Critical patent/JPS51123601A/en
Publication of JPS5435921B2 publication Critical patent/JPS5435921B2/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)
  • 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)

Abstract

PURPOSE:To make all energy volume uniform regardless of the signal direction when played back in either mono-channel or two-channel reproduction.
JP50047574A 1975-04-21 1975-04-21 A four channel encoding method Granted JPS51123601A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50047574A JPS51123601A (en) 1975-04-21 1975-04-21 A four channel encoding method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50047574A JPS51123601A (en) 1975-04-21 1975-04-21 A four channel encoding method

Publications (2)

Publication Number Publication Date
JPS51123601A true JPS51123601A (en) 1976-10-28
JPS5435921B2 JPS5435921B2 (en) 1979-11-06

Family

ID=12779000

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50047574A Granted JPS51123601A (en) 1975-04-21 1975-04-21 A four channel encoding method

Country Status (1)

Country Link
JP (1) JPS51123601A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5227601A (en) * 1975-08-27 1977-03-02 Nippon Columbia Co Ltd Plural solid signal transmission device

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56126658A (en) * 1980-03-10 1981-10-03 Sanshin Ind Co Ltd Starting device for internal combustion engine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5227601A (en) * 1975-08-27 1977-03-02 Nippon Columbia Co Ltd Plural solid signal transmission device
JPS5718758B2 (en) * 1975-08-27 1982-04-19

Also Published As

Publication number Publication date
JPS5435921B2 (en) 1979-11-06

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