JPS5271915A - Phase detecting method of reproduced carrier - Google Patents

Phase detecting method of reproduced carrier

Info

Publication number
JPS5271915A
JPS5271915A JP50148198A JP14819875A JPS5271915A JP S5271915 A JPS5271915 A JP S5271915A JP 50148198 A JP50148198 A JP 50148198A JP 14819875 A JP14819875 A JP 14819875A JP S5271915 A JPS5271915 A JP S5271915A
Authority
JP
Japan
Prior art keywords
detecting method
phase detecting
reproduced carrier
phase
reproduced
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
JP50148198A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5444629B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Takayuki Ozaki
Kazuo Ogawa
Hachihei Kurematsu
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 JP50148198A priority Critical patent/JPS5271915A/ja
Publication of JPS5271915A publication Critical patent/JPS5271915A/ja
Publication of JPS5444629B2 publication Critical patent/JPS5444629B2/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)
  • Dc Digital Transmission (AREA)
JP50148198A 1975-12-11 1975-12-11 Phase detecting method of reproduced carrier Granted JPS5271915A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50148198A JPS5271915A (en) 1975-12-11 1975-12-11 Phase detecting method of reproduced carrier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50148198A JPS5271915A (en) 1975-12-11 1975-12-11 Phase detecting method of reproduced carrier

Publications (2)

Publication Number Publication Date
JPS5271915A true JPS5271915A (en) 1977-06-15
JPS5444629B2 JPS5444629B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1979-12-27

Family

ID=15447442

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50148198A Granted JPS5271915A (en) 1975-12-11 1975-12-11 Phase detecting method of reproduced carrier

Country Status (1)

Country Link
JP (1) JPS5271915A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Also Published As

Publication number Publication date
JPS5444629B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1979-12-27

Similar Documents

Publication Publication Date Title
JPS5222866A (en) Demodulation system for angle modulated signal wave
JPS51144167A (en) Digital phase modulation method
JPS5224409A (en) Partial response modulation system
JPS5224410A (en) Carrier wave regenerative circuit
JPS5271915A (en) Phase detecting method of reproduced carrier
JPS51139238A (en) System for suppressing sidebands of angular modulation wave
JPS5274207A (en) Carrier frequency control unit
JPS5366110A (en) Waveform transmitting system
JPS5271913A (en) Carrier wave reproducing circuit
JPS52110514A (en) Signal pressure transmission system by am-pm modulation
JPS5271912A (en) Carrier wave reproducing circuit
GB1543209A (en) Regeneration of carrier transmitted digital signals
JPS5222864A (en) Amplitude modulation transmitter
JPS5393718A (en) Interference detecting system for multi-phase modulation same frequencyband polarized wave sharing communication
JPS5345911A (en) Timing signal extraction circuit
JPS53136949A (en) N-phase psk carrier reproducing circuit
JPS5228212A (en) Intra-office information transmission system
JPS5399755A (en) Balanced modulation/demodulation circuit
JPS5333042A (en) Detection unit for full carrier wave single side-band wave
JPS5360208A (en) Information modulator
JPS5377410A (en) Diversity receiving system of psk modulation signal
JPS5345913A (en) Timing signal extraction circuit
JPS5278355A (en) Frequency discriminator
JPS5382312A (en) Channel dividing recorder
JPS52107757A (en) Carrier wave reproduction system