JPS52136551A - Carrier wave reproduction unit - Google Patents

Carrier wave reproduction unit

Info

Publication number
JPS52136551A
JPS52136551A JP5355476A JP5355476A JPS52136551A JP S52136551 A JPS52136551 A JP S52136551A JP 5355476 A JP5355476 A JP 5355476A JP 5355476 A JP5355476 A JP 5355476A JP S52136551 A JPS52136551 A JP S52136551A
Authority
JP
Japan
Prior art keywords
carrier wave
reproduction unit
wave reproduction
phase
signal
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
JP5355476A
Other languages
Japanese (ja)
Other versions
JPS5442577B2 (en
Inventor
Izumi Horikawa
Yoichi Saito
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.)
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone Corp
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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP5355476A priority Critical patent/JPS52136551A/en
Publication of JPS52136551A publication Critical patent/JPS52136551A/en
Publication of JPS5442577B2 publication Critical patent/JPS5442577B2/ja
Granted legal-status Critical Current

Links

Landscapes

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

Abstract

PURPOSE: To obtain a reproduction signal of good S/N with no phase error noise which contains synchronous stabilized phase state with every π/2 radian, by using the carrier wave reproduction process circuit which is identical to that against 4-phase signal.
COPYRIGHT: (C)1977,JPO&Japio
JP5355476A 1976-05-11 1976-05-11 Carrier wave reproduction unit Granted JPS52136551A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5355476A JPS52136551A (en) 1976-05-11 1976-05-11 Carrier wave reproduction unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5355476A JPS52136551A (en) 1976-05-11 1976-05-11 Carrier wave reproduction unit

Publications (2)

Publication Number Publication Date
JPS52136551A true JPS52136551A (en) 1977-11-15
JPS5442577B2 JPS5442577B2 (en) 1979-12-14

Family

ID=12946009

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5355476A Granted JPS52136551A (en) 1976-05-11 1976-05-11 Carrier wave reproduction unit

Country Status (1)

Country Link
JP (1) JPS52136551A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5384671A (en) * 1976-12-29 1978-07-26 Nec Corp Demodulating system for multilevel cartier digital signal

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5384671A (en) * 1976-12-29 1978-07-26 Nec Corp Demodulating system for multilevel cartier digital signal
JPS5528618B2 (en) * 1976-12-29 1980-07-29

Also Published As

Publication number Publication date
JPS5442577B2 (en) 1979-12-14

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