JPS57129519A - Automatic frequency controlling circuit - Google Patents

Automatic frequency controlling circuit

Info

Publication number
JPS57129519A
JPS57129519A JP1545781A JP1545781A JPS57129519A JP S57129519 A JPS57129519 A JP S57129519A JP 1545781 A JP1545781 A JP 1545781A JP 1545781 A JP1545781 A JP 1545781A JP S57129519 A JPS57129519 A JP S57129519A
Authority
JP
Japan
Prior art keywords
frequency
carrier wave
controlling circuit
extracted
automatic frequency
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
JP1545781A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6322643B2 (enrdf_load_stackoverflow
Inventor
Kazuo Yano
Tatsuro Shomura
Shuichi Samejima
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 JP1545781A priority Critical patent/JPS57129519A/ja
Publication of JPS57129519A publication Critical patent/JPS57129519A/ja
Publication of JPS6322643B2 publication Critical patent/JPS6322643B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop

Landscapes

  • Radio Relay Systems (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
JP1545781A 1981-02-04 1981-02-04 Automatic frequency controlling circuit Granted JPS57129519A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1545781A JPS57129519A (en) 1981-02-04 1981-02-04 Automatic frequency controlling circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1545781A JPS57129519A (en) 1981-02-04 1981-02-04 Automatic frequency controlling circuit

Publications (2)

Publication Number Publication Date
JPS57129519A true JPS57129519A (en) 1982-08-11
JPS6322643B2 JPS6322643B2 (enrdf_load_stackoverflow) 1988-05-12

Family

ID=11889320

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1545781A Granted JPS57129519A (en) 1981-02-04 1981-02-04 Automatic frequency controlling circuit

Country Status (1)

Country Link
JP (1) JPS57129519A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4932072A (en) * 1987-05-22 1990-06-05 Mitsubishi Denki Kabushiki Kaisha Mobile station equipment for a mobile radio telephone system

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4846204A (enrdf_load_stackoverflow) * 1971-10-13 1973-07-02
JPS5197316A (en) * 1975-02-24 1976-08-26 Eiseitsushinniokeru shuhasudokihoshiki
JPS55176642U (enrdf_load_stackoverflow) * 1979-06-06 1980-12-18

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4846204A (enrdf_load_stackoverflow) * 1971-10-13 1973-07-02
JPS5197316A (en) * 1975-02-24 1976-08-26 Eiseitsushinniokeru shuhasudokihoshiki
JPS55176642U (enrdf_load_stackoverflow) * 1979-06-06 1980-12-18

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4932072A (en) * 1987-05-22 1990-06-05 Mitsubishi Denki Kabushiki Kaisha Mobile station equipment for a mobile radio telephone system

Also Published As

Publication number Publication date
JPS6322643B2 (enrdf_load_stackoverflow) 1988-05-12

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