JPS5252314A - Am signal piling pcm-im communication system - Google Patents

Am signal piling pcm-im communication system

Info

Publication number
JPS5252314A
JPS5252314A JP12860475A JP12860475A JPS5252314A JP S5252314 A JPS5252314 A JP S5252314A JP 12860475 A JP12860475 A JP 12860475A JP 12860475 A JP12860475 A JP 12860475A JP S5252314 A JPS5252314 A JP S5252314A
Authority
JP
Japan
Prior art keywords
signal
piling
pcm
communication system
subordinate
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
JP12860475A
Other languages
Japanese (ja)
Inventor
Shunroku Sasaki
Kyoji Kameo
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 JP12860475A priority Critical patent/JPS5252314A/en
Publication of JPS5252314A publication Critical patent/JPS5252314A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J9/00—Multiplex systems in which each channel is represented by a different type of modulation of the carrier

Abstract

PURPOSE:The amplitude modulation of envelope curve is carried out for peak value of PCM-IM signal by means of circuit monitor or arranging subordinate signal. Thus, transmission is performed through piling subordinate signal onto main signal.
JP12860475A 1975-10-24 1975-10-24 Am signal piling pcm-im communication system Pending JPS5252314A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12860475A JPS5252314A (en) 1975-10-24 1975-10-24 Am signal piling pcm-im communication system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12860475A JPS5252314A (en) 1975-10-24 1975-10-24 Am signal piling pcm-im communication system

Publications (1)

Publication Number Publication Date
JPS5252314A true JPS5252314A (en) 1977-04-27

Family

ID=14988870

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12860475A Pending JPS5252314A (en) 1975-10-24 1975-10-24 Am signal piling pcm-im communication system

Country Status (1)

Country Link
JP (1) JPS5252314A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58179038A (en) * 1982-04-14 1983-10-20 Matsushita Electric Ind Co Ltd Time division multiplex transmitting system
JPS5917747A (en) * 1982-07-21 1984-01-30 Matsushita Electric Ind Co Ltd Time division multiplex transmission system
GB2387750A (en) * 2002-04-16 2003-10-22 Kddi Corp Fibre optic transmission system where optical data pulses are further amplitude modulated by an audio signal

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58179038A (en) * 1982-04-14 1983-10-20 Matsushita Electric Ind Co Ltd Time division multiplex transmitting system
JPS5917747A (en) * 1982-07-21 1984-01-30 Matsushita Electric Ind Co Ltd Time division multiplex transmission system
GB2387750A (en) * 2002-04-16 2003-10-22 Kddi Corp Fibre optic transmission system where optical data pulses are further amplitude modulated by an audio signal
GB2387750B (en) * 2002-04-16 2005-02-23 Kddi Corp Data/audio multiplexer/demultiplexer,data/audio multiplex transmission system and methods thereof

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