JPS6221302B2 - - Google Patents

Info

Publication number
JPS6221302B2
JPS6221302B2 JP53010670A JP1067078A JPS6221302B2 JP S6221302 B2 JPS6221302 B2 JP S6221302B2 JP 53010670 A JP53010670 A JP 53010670A JP 1067078 A JP1067078 A JP 1067078A JP S6221302 B2 JPS6221302 B2 JP S6221302B2
Authority
JP
Japan
Prior art keywords
carrier wave
phase
output
path
wave
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.)
Expired
Application number
JP53010670A
Other languages
English (en)
Japanese (ja)
Other versions
JPS54104270A (en
Inventor
Tadayoshi Kato
Eiji Itaya
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.)
Fujitsu Ltd
Nippon Telegraph and Telephone Corp
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd, Nippon Telegraph and Telephone Corp filed Critical Fujitsu Ltd
Priority to JP1067078A priority Critical patent/JPS54104270A/ja
Publication of JPS54104270A publication Critical patent/JPS54104270A/ja
Publication of JPS6221302B2 publication Critical patent/JPS6221302B2/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
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/38—Demodulator circuits; Receiver circuits
    • H04L27/3818—Demodulator circuits; Receiver circuits using coherent demodulation, i.e. using one or more nominally phase synchronous carriers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
JP1067078A 1978-02-02 1978-02-02 Carrier regenerative circuit Granted JPS54104270A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1067078A JPS54104270A (en) 1978-02-02 1978-02-02 Carrier regenerative circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1067078A JPS54104270A (en) 1978-02-02 1978-02-02 Carrier regenerative circuit

Publications (2)

Publication Number Publication Date
JPS54104270A JPS54104270A (en) 1979-08-16
JPS6221302B2 true JPS6221302B2 (enrdf_load_stackoverflow) 1987-05-12

Family

ID=11756673

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1067078A Granted JPS54104270A (en) 1978-02-02 1978-02-02 Carrier regenerative circuit

Country Status (1)

Country Link
JP (1) JPS54104270A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100311072B1 (ko) * 1993-08-31 2001-12-15 윤종용 다치중첩진폭변조의기저대역신호발생장치

Also Published As

Publication number Publication date
JPS54104270A (en) 1979-08-16

Similar Documents

Publication Publication Date Title
EP0020783A1 (en) Phase correction circuit for a phase modulation system
JPH0136748B2 (enrdf_load_stackoverflow)
US5170131A (en) Demodulator for demodulating digital signal modulated by minimum shift keying and method therefor
EP0206203B1 (en) Recording and reproducing apparatus using a modulator/demodulator for Offset Quadrature Differential Phase-Shift Keying
JP2950512B2 (ja) 受信機
JPS6221302B2 (enrdf_load_stackoverflow)
JPS5918900B2 (ja) 復調装置
JPS6211347A (ja) ４相ｐｓｋ復調装置
US4455680A (en) Method and apparatus for receiving and tracking phase modulated signals
JPS6362931B2 (enrdf_load_stackoverflow)
US6985541B1 (en) FM demodulator for a low IF receiver
EP0238100A2 (en) Improved modem signal acquisition technique
JPS6025354A (ja) 無線通信方式
EP1236271B1 (en) Fm demodulator using monostables
JPS6145908B2 (enrdf_load_stackoverflow)
JPS6154303B2 (enrdf_load_stackoverflow)
JPH0467382B2 (enrdf_load_stackoverflow)
JPS60189354A (ja) 通信方式
JPH0474905B2 (enrdf_load_stackoverflow)
JPH05207078A (ja) Ｍｓｋ復調回路
JPH0591150A (ja) Ｍｓｋ信号復調回路
JPH01152846A (ja) Ｔｄｍａデータ伝送方式の位相復調方式
JPS6149866B2 (enrdf_load_stackoverflow)
JPS62243450A (ja) 位相偏移変調波の復調装置
JPH05308388A (ja) 復調回路