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JPS5384505A - Information signal superposing system for audio signal - Google Patents

Information signal superposing system for audio signal

Info

Publication number
JPS5384505A
JPS5384505A JP16031876A JP16031876A JPS5384505A JP S5384505 A JPS5384505 A JP S5384505A JP 16031876 A JP16031876 A JP 16031876A JP 16031876 A JP16031876 A JP 16031876A JP S5384505 A JPS5384505 A JP S5384505A
Authority
JP
Japan
Prior art keywords
signal
audio signal
audio
information signal
information
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
JP16031876A
Other languages
Japanese (ja)
Inventor
Hiroshi Okubo
Yasuo Sato
Hidekazu Shiratori
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP16031876A priority Critical patent/JPS5384505A/en
Publication of JPS5384505A publication Critical patent/JPS5384505A/en
Pending legal-status Critical Current

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  • Optical Recording Or Reproduction (AREA)

Abstract

PURPOSE: To obtain the audio volume of commercial sufficiently and to enable the detection of very weak signal, by superimposing the commercial information afetr the amplitude limit of audio sound and by recording it on the film sound track.
COPYRIGHT: (C)1978,JPO&Japio
JP16031876A 1976-12-29 1976-12-29 Information signal superposing system for audio signal Pending JPS5384505A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16031876A JPS5384505A (en) 1976-12-29 1976-12-29 Information signal superposing system for audio signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16031876A JPS5384505A (en) 1976-12-29 1976-12-29 Information signal superposing system for audio signal

Publications (1)

Publication Number Publication Date
JPS5384505A true JPS5384505A (en) 1978-07-26

Family

ID=15712350

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16031876A Pending JPS5384505A (en) 1976-12-29 1976-12-29 Information signal superposing system for audio signal

Country Status (1)

Country Link
JP (1) JPS5384505A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59203245A (en) * 1983-05-02 1984-11-17 Sony Corp Information recording device
WO1985005486A1 (en) * 1984-05-23 1985-12-05 Sony Corporation Apparatus for recording data
WO1985005485A1 (en) * 1984-05-23 1985-12-05 Sony Corporation Apparatus for recording data

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59203245A (en) * 1983-05-02 1984-11-17 Sony Corp Information recording device
JPH0467254B2 (en) * 1983-05-02 1992-10-27 Sony Corp
WO1985005486A1 (en) * 1984-05-23 1985-12-05 Sony Corporation Apparatus for recording data
WO1985005485A1 (en) * 1984-05-23 1985-12-05 Sony Corporation Apparatus for recording data
US4734903A (en) * 1984-05-23 1988-03-29 Sony Corporation Level control circuit for light beam recording apparatus
US4757490A (en) * 1984-05-23 1988-07-12 Sony Corporation Modulation abnormality detector for optical sound-recording system

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