JPS6016049A - 復調装置 - Google Patents

復調装置

Info

Publication number
JPS6016049A
JPS6016049A JP58122332A JP12233283A JPS6016049A JP S6016049 A JPS6016049 A JP S6016049A JP 58122332 A JP58122332 A JP 58122332A JP 12233283 A JP12233283 A JP 12233283A JP S6016049 A JPS6016049 A JP S6016049A
Authority
JP
Japan
Prior art keywords
signal
output
phase
circuit
synchronization
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
JP58122332A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0131823B2 (enrdf_load_stackoverflow
Inventor
Shoichi Mizoguchi
溝口　祥一
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
Original Assignee
NEC 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 Electric Co Ltd filed Critical NEC Corp
Priority to JP58122332A priority Critical patent/JPS6016049A/ja
Publication of JPS6016049A publication Critical patent/JPS6016049A/ja
Publication of JPH0131823B2 publication Critical patent/JPH0131823B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22—Demodulator circuits; Receiver circuits
    • H04L27/227—Demodulator circuits; Receiver circuits using coherent demodulation
    • H04L27/2271—Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses only the demodulated signals
    • H04L27/2273—Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses only the demodulated signals associated with quadrature demodulation, e.g. Costas loop

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
JP58122332A 1983-07-07 1983-07-07 復調装置 Granted JPS6016049A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58122332A JPS6016049A (ja) 1983-07-07 1983-07-07 復調装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58122332A JPS6016049A (ja) 1983-07-07 1983-07-07 復調装置

Publications (2)

Publication Number Publication Date
JPS6016049A true JPS6016049A (ja) 1985-01-26
JPH0131823B2 JPH0131823B2 (enrdf_load_stackoverflow) 1989-06-28

Family

ID=14833345

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58122332A Granted JPS6016049A (ja) 1983-07-07 1983-07-07 復調装置

Country Status (1)

Country Link
JP (1) JPS6016049A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2639782A1 (fr) * 1988-11-25 1990-06-01 Alcatel Transmission Dispositif d'alarme pour boucle de costas utilisee dans un dispositif de transmission numerique par faisceaux hertziens
US5656971A (en) * 1995-03-22 1997-08-12 Nec Corporation Phase demodulator having reliable carrier phase synchronization

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2639782A1 (fr) * 1988-11-25 1990-06-01 Alcatel Transmission Dispositif d'alarme pour boucle de costas utilisee dans un dispositif de transmission numerique par faisceaux hertziens
US5656971A (en) * 1995-03-22 1997-08-12 Nec Corporation Phase demodulator having reliable carrier phase synchronization

Also Published As

Publication number Publication date
JPH0131823B2 (enrdf_load_stackoverflow) 1989-06-28

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees