JPS58219813A - 同調制御方式 - Google Patents

同調制御方式

Info

Publication number
JPS58219813A
JPS58219813A JP10276482A JP10276482A JPS58219813A JP S58219813 A JPS58219813 A JP S58219813A JP 10276482 A JP10276482 A JP 10276482A JP 10276482 A JP10276482 A JP 10276482A JP S58219813 A JPS58219813 A JP S58219813A
Authority
JP
Japan
Prior art keywords
frequency
signal
oscillation
station wave
wave number
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
JP10276482A
Other languages
English (en)
Japanese (ja)
Other versions
JPH042006B2 (enrdf_load_stackoverflow
Inventor
Akira Usui
旭 碓氷
Toshiyuki Ozawa
小沢　利行
Yasuhiro Fujitani
藤谷　泰弘
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.)
Tokyo Sanyo Electric Co Ltd
Sanyo Electric Co Ltd
Sanyo Denki Co Ltd
Original Assignee
Tokyo Sanyo Electric Co Ltd
Sanyo Electric Co Ltd
Sanyo Denki 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 Tokyo Sanyo Electric Co Ltd, Sanyo Electric Co Ltd, Sanyo Denki Co Ltd filed Critical Tokyo Sanyo Electric Co Ltd
Priority to JP10276482A priority Critical patent/JPS58219813A/ja
Publication of JPS58219813A publication Critical patent/JPS58219813A/ja
Publication of JPH042006B2 publication Critical patent/JPH042006B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/02—Automatic frequency control
    • H03J7/04—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant
    • H03J7/06—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant using counters or frequency dividers
    • H03J7/065—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant using counters or frequency dividers the counter or frequency divider being used in a phase locked loop

Landscapes

  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Superheterodyne Receivers (AREA)
  • Circuits Of Receivers In General (AREA)
JP10276482A 1982-06-14 1982-06-14 同調制御方式 Granted JPS58219813A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10276482A JPS58219813A (ja) 1982-06-14 1982-06-14 同調制御方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10276482A JPS58219813A (ja) 1982-06-14 1982-06-14 同調制御方式

Publications (2)

Publication Number Publication Date
JPS58219813A true JPS58219813A (ja) 1983-12-21
JPH042006B2 JPH042006B2 (enrdf_load_stackoverflow) 1992-01-16

Family

ID=14336248

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10276482A Granted JPS58219813A (ja) 1982-06-14 1982-06-14 同調制御方式

Country Status (1)

Country Link
JP (1) JPS58219813A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63100825A (ja) * 1986-10-16 1988-05-02 Nec Corp 無線通信装置
JPH01147922A (ja) * 1987-12-03 1989-06-09 Nec Corp Ｆｍ受信機の中間周波数自動調整方式

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5573144A (en) * 1978-11-27 1980-06-02 Sharp Corp Channel selection device for radio receiver or the like

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5573144A (en) * 1978-11-27 1980-06-02 Sharp Corp Channel selection device for radio receiver or the like

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63100825A (ja) * 1986-10-16 1988-05-02 Nec Corp 無線通信装置
JPH01147922A (ja) * 1987-12-03 1989-06-09 Nec Corp Ｆｍ受信機の中間周波数自動調整方式

Also Published As

Publication number Publication date
JPH042006B2 (enrdf_load_stackoverflow) 1992-01-16

Similar Documents

Publication Publication Date Title
US5115515A (en) Method and apparatus for radio communication with improved automatic frequency control
US6968173B2 (en) Tuner
EP0441593B1 (en) Automatic frequency control circuit
EP0545342B1 (en) Method of calibrating a superheterodyne receiver
EP0124332A2 (en) A double conversion tuner
CA1259378A (en) A.f.c. system for broad-band fm receiver
JPH06343166A (ja) 高周波受信装置
US5170492A (en) Digitally frequency-locking a radio transceiver to the received signal
US7551906B2 (en) AM/FM radio receiver and local oscillator circuit used therein
US6091943A (en) Combining oscillator with a phase-indexed control circuit for a radio receiver
US6895063B1 (en) Frequency changer and digital tuner
JPS58219813A (ja) 同調制御方式
US5073973A (en) Method and circuitry for automatic control of the frequency for a radio telephone
US4344187A (en) Radio receiver with system for maintaining optimum tuning
US7945218B1 (en) Method and system for tuning quality factor in high-Q, high-frequency filters
KR900702647A (ko) 위성 무선 수신기
US4384365A (en) Superheterodyne receiver frequency tracking circuit
JPS6221418B2 (enrdf_load_stackoverflow)
US4306310A (en) Superheterodyne receiver frequency tracking circuit
JPS6042658B2 (ja) 中間周波数補正回路
US4172997A (en) Digital tuner for a communication receiver, typically an AM receiver
US2495326A (en) Tuning indicator and tuning control
CA2034088C (en) Digitally frequency-locking a radio transceiver to the received signal
US3857099A (en) Mixer for controlling the frequency accuracy of a variable frequency oscillator
JPH0614713B2 (ja) Ａｆｃ回路