JPS5384671A - Demodulating system for multilevel cartier digital signal - Google Patents

Demodulating system for multilevel cartier digital signal

Info

Publication number
JPS5384671A
JPS5384671A JP16072776A JP16072776A JPS5384671A JP S5384671 A JPS5384671 A JP S5384671A JP 16072776 A JP16072776 A JP 16072776A JP 16072776 A JP16072776 A JP 16072776A JP S5384671 A JPS5384671 A JP S5384671A
Authority
JP
Japan
Prior art keywords
cartier
multilevel
digital signal
demodulating system
base band
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
JP16072776A
Other languages
Japanese (ja)
Other versions
JPS5528618B2 (en
Inventor
Tadao Shimamura
Makoto Washio
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.)
NEC Corp
Nippon Telegraph and Telephone Corp
Original Assignee
NEC Corp
Nippon Telegraph and Telephone Corp
Nippon 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 NEC Corp, Nippon Telegraph and Telephone Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP16072776A priority Critical patent/JPS5384671A/en
Publication of JPS5384671A publication Critical patent/JPS5384671A/en
Publication of JPS5528618B2 publication Critical patent/JPS5528618B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)

Abstract

PURPOSE: To demodulate high-precision digital signals by regenerating carriers or data signals entirely by means of the signal process in the base band using the base band processing carrier regenerative circuit as a reference carrier frequency regenerative circuit.
COPYRIGHT: (C)1978,JPO&Japio
JP16072776A 1976-12-29 1976-12-29 Demodulating system for multilevel cartier digital signal Granted JPS5384671A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16072776A JPS5384671A (en) 1976-12-29 1976-12-29 Demodulating system for multilevel cartier digital signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16072776A JPS5384671A (en) 1976-12-29 1976-12-29 Demodulating system for multilevel cartier digital signal

Publications (2)

Publication Number Publication Date
JPS5384671A true JPS5384671A (en) 1978-07-26
JPS5528618B2 JPS5528618B2 (en) 1980-07-29

Family

ID=15721147

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16072776A Granted JPS5384671A (en) 1976-12-29 1976-12-29 Demodulating system for multilevel cartier digital signal

Country Status (1)

Country Link
JP (1) JPS5384671A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5731253A (en) * 1980-08-04 1982-02-19 Fujitsu Ltd Demodulating circuit

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49114341A (en) * 1973-02-27 1974-10-31
JPS52136551A (en) * 1976-05-11 1977-11-15 Nippon Telegr & Teleph Corp <Ntt> Carrier wave reproduction unit

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49114341A (en) * 1973-02-27 1974-10-31
JPS52136551A (en) * 1976-05-11 1977-11-15 Nippon Telegr & Teleph Corp <Ntt> Carrier wave reproduction unit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5731253A (en) * 1980-08-04 1982-02-19 Fujitsu Ltd Demodulating circuit

Also Published As

Publication number Publication date
JPS5528618B2 (en) 1980-07-29

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