JPS53138301A - Growing system of 4-channel stereophonic signal - Google Patents

Growing system of 4-channel stereophonic signal

Info

Publication number
JPS53138301A
JPS53138301A JP5240277A JP5240277A JPS53138301A JP S53138301 A JPS53138301 A JP S53138301A JP 5240277 A JP5240277 A JP 5240277A JP 5240277 A JP5240277 A JP 5240277A JP S53138301 A JPS53138301 A JP S53138301A
Authority
JP
Japan
Prior art keywords
channel stereophonic
growing system
stereophonic signal
signal
channel
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.)
Pending
Application number
JP5240277A
Other languages
Japanese (ja)
Inventor
Makoto Iwahara
Hisanori Mori
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.)
Victor Company of Japan Ltd
Original Assignee
Victor Company of Japan 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 Victor Company of Japan Ltd filed Critical Victor Company of Japan Ltd
Priority to JP5240277A priority Critical patent/JPS53138301A/en
Priority to GB1651678A priority patent/GB1596074A/en
Priority to DE19782818951 priority patent/DE2818951C2/en
Priority to US05/903,774 priority patent/US4159397A/en
Publication of JPS53138301A publication Critical patent/JPS53138301A/en
Pending 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 
    • H04S1/00—Two-channel systems
    • H04S1/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution

Abstract

PURPOSE:To settle the acoustic image to an optional fixed position by turning the signal to be supplied to the 2-channel stereophonic reproducer into two sets of the sum signal when the 4-channel stereophonic signal is reproduced throughthe the 2-channel stereophonic reproducer.
JP5240277A 1977-04-28 1977-05-08 Growing system of 4-channel stereophonic signal Pending JPS53138301A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP5240277A JPS53138301A (en) 1977-05-08 1977-05-08 Growing system of 4-channel stereophonic signal
GB1651678A GB1596074A (en) 1977-04-28 1978-04-26 Acoustic translation of quadraphonic signals for two- and four-speaker sound reproduction
DE19782818951 DE2818951C2 (en) 1977-04-28 1978-04-28 Method and device for multi-channel recording and reproduction of sound signals
US05/903,774 US4159397A (en) 1977-05-08 1978-05-05 Acoustic translation of quadraphonic signals for two- and four-speaker sound reproduction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5240277A JPS53138301A (en) 1977-05-08 1977-05-08 Growing system of 4-channel stereophonic signal

Publications (1)

Publication Number Publication Date
JPS53138301A true JPS53138301A (en) 1978-12-02

Family

ID=12913797

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5240277A Pending JPS53138301A (en) 1977-04-28 1977-05-08 Growing system of 4-channel stereophonic signal

Country Status (1)

Country Link
JP (1) JPS53138301A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4941177A (en) * 1985-03-07 1990-07-10 Dolby Laboratories Licensing Corporation Variable matrix decoder
US5046098A (en) * 1985-03-07 1991-09-03 Dolby Laboratories Licensing Corporation Variable matrix decoder with three output channels

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51132804A (en) * 1975-05-13 1976-11-18 Matsushita Electric Ind Co Ltd Multichannel stereo sound reproduction system

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51132804A (en) * 1975-05-13 1976-11-18 Matsushita Electric Ind Co Ltd Multichannel stereo sound reproduction system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4941177A (en) * 1985-03-07 1990-07-10 Dolby Laboratories Licensing Corporation Variable matrix decoder
US5046098A (en) * 1985-03-07 1991-09-03 Dolby Laboratories Licensing Corporation Variable matrix decoder with three output channels

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