CA1003903A - Automatic frequency control circuit - Google Patents

Automatic frequency control circuit

Info

Publication number
CA1003903A
CA1003903A CA190,693A CA190693A CA1003903A CA 1003903 A CA1003903 A CA 1003903A CA 190693 A CA190693 A CA 190693A CA 1003903 A CA1003903 A CA 1003903A
Authority
CA
Canada
Prior art keywords
control circuit
frequency control
automatic frequency
automatic
circuit
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
CA190,693A
Other languages
English (en)
Inventor
Tadao Sasaki
Toshiaki Meguro
Yasuji Kato
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of CA1003903A publication Critical patent/CA1003903A/en
Expired 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
    • H03J7/023—Neutralization of the automatic frequency correction during a tuning change
CA190,693A 1973-01-23 1974-01-22 Automatic frequency control circuit Expired CA1003903A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP968573A JPS5325444B2 (ja) 1973-01-23 1973-01-23

Publications (1)

Publication Number Publication Date
CA1003903A true CA1003903A (en) 1977-01-18

Family

ID=11727049

Family Applications (1)

Application Number Title Priority Date Filing Date
CA190,693A Expired CA1003903A (en) 1973-01-23 1974-01-22 Automatic frequency control circuit

Country Status (8)

Country Link
US (1) US3889193A (ja)
JP (1) JPS5325444B2 (ja)
CA (1) CA1003903A (ja)
DE (1) DE2403162C2 (ja)
FR (1) FR2215001B1 (ja)
GB (1) GB1432922A (ja)
IT (1) IT1003499B (ja)
NL (1) NL7400943A (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3968437A (en) * 1972-11-15 1976-07-06 U.S. Philips Corporation Receiver including an automatic tuning correction suppression circuit coupled to a tuning member
US3987399A (en) * 1974-09-11 1976-10-19 Pioneer Electronic Corporation Radio receiver
JPS5826692B2 (ja) * 1975-11-20 1983-06-04 ソニー株式会社 センキヨクソウチ
US4061981A (en) * 1976-08-18 1977-12-06 General Motors Corporation Voltage variable capacitor tuned radio receiver having delayed automatic frequency control at turn-on
JPS5563118A (en) * 1978-11-02 1980-05-13 Sony Corp Aft circuit
US4504973A (en) * 1984-03-02 1985-03-12 Aed Satellite Systems, Ltd. Automatic disabling of AFC/AFT controller during receiver circuit tuning

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3444477A (en) * 1967-06-26 1969-05-13 Rca Corp Automatic frequency control apparatus especially suitable for integrated circuit fabrication
DE2055238A1 (ja) * 1970-11-10 1972-05-18 Philips Patentverwaltung
US3697885A (en) * 1970-12-04 1972-10-10 Rca Corp Automatic frequency control circuits
CA975064A (en) * 1970-12-07 1975-09-23 Matsushita Electric Industrial Co., Ltd. Tuning system
GB1369699A (en) * 1970-12-29 1974-10-09 Nippon Musical Instruments Mfg Turning device for radio receivers

Also Published As

Publication number Publication date
JPS5325444B2 (ja) 1978-07-27
FR2215001B1 (ja) 1977-06-10
JPS4998917A (ja) 1974-09-19
DE2403162C2 (de) 1984-08-30
US3889193A (en) 1975-06-10
IT1003499B (it) 1976-06-10
DE2403162A1 (de) 1974-07-25
GB1432922A (en) 1976-04-22
FR2215001A1 (ja) 1974-08-19
NL7400943A (ja) 1974-07-25

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