JPS6149853B2 - - Google Patents

Info

Publication number
JPS6149853B2
JPS6149853B2 JP7508180A JP7508180A JPS6149853B2 JP S6149853 B2 JPS6149853 B2 JP S6149853B2 JP 7508180 A JP7508180 A JP 7508180A JP 7508180 A JP7508180 A JP 7508180A JP S6149853 B2 JPS6149853 B2 JP S6149853B2
Authority
JP
Japan
Prior art keywords
level
circuit
signal level
comparison
reference signal
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
JP7508180A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56169926A (en
Inventor
Takao Myazaki
Satoru Tazaki
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.)
Faurecia Clarion Electronics Co Ltd
Original Assignee
Clarion 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 Clarion Co Ltd filed Critical Clarion Co Ltd
Priority to JP7508180A priority Critical patent/JPS56169926A/ja
Priority to US06/267,951 priority patent/US4387469A/en
Priority to SE8103440A priority patent/SE8103440L/
Priority to GB8116858A priority patent/GB2079565B/en
Priority to FR8110905A priority patent/FR2483714A1/fr
Priority to DE19813122057 priority patent/DE3122057A1/de
Publication of JPS56169926A publication Critical patent/JPS56169926A/ja
Publication of JPS6149853B2 publication Critical patent/JPS6149853B2/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
    • H03J7/18—Automatic scanning over a band of frequencies
    • H03J7/20—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element
    • H03J7/28—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element using counters or frequency dividers
    • H03J7/285—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element 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)
  • Noise Elimination (AREA)
JP7508180A 1980-06-03 1980-06-03 Automatic channel selecting device Granted JPS56169926A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP7508180A JPS56169926A (en) 1980-06-03 1980-06-03 Automatic channel selecting device
US06/267,951 US4387469A (en) 1980-06-03 1981-05-28 Tuner control system
SE8103440A SE8103440L (sv) 1980-06-03 1981-06-02 Reglersystem for radioavstemningsenhet
GB8116858A GB2079565B (en) 1980-06-03 1981-06-02 Tuner control system
FR8110905A FR2483714A1 (fr) 1980-06-03 1981-06-02 Systeme de controle de tuner
DE19813122057 DE3122057A1 (de) 1980-06-03 1981-06-03 Tunersteuervorrichtung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7508180A JPS56169926A (en) 1980-06-03 1980-06-03 Automatic channel selecting device

Publications (2)

Publication Number Publication Date
JPS56169926A JPS56169926A (en) 1981-12-26
JPS6149853B2 true JPS6149853B2 (de) 1986-10-31

Family

ID=13565867

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7508180A Granted JPS56169926A (en) 1980-06-03 1980-06-03 Automatic channel selecting device

Country Status (1)

Country Link
JP (1) JPS56169926A (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0459255U (de) * 1990-09-27 1992-05-21
JPH0577002B2 (de) * 1986-04-04 1993-10-25 Nireco Corp

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2541233B2 (ja) * 1987-08-26 1996-10-09 ソニー株式会社 受信電界判別装置
JPH02165716A (ja) * 1988-12-20 1990-06-26 Matsushita Electric Ind Co Ltd 車載用電子同調受信機

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0577002B2 (de) * 1986-04-04 1993-10-25 Nireco Corp
JPH0459255U (de) * 1990-09-27 1992-05-21

Also Published As

Publication number Publication date
JPS56169926A (en) 1981-12-26

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