FR2247020B1 - - Google Patents

Info

Publication number
FR2247020B1
FR2247020B1 FR7433485A FR7433485A FR2247020B1 FR 2247020 B1 FR2247020 B1 FR 2247020B1 FR 7433485 A FR7433485 A FR 7433485A FR 7433485 A FR7433485 A FR 7433485A FR 2247020 B1 FR2247020 B1 FR 2247020B1
Authority
FR
France
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
FR7433485A
Other versions
FR2247020A1 (fr
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of FR2247020A1 publication Critical patent/FR2247020A1/fr
Application granted granted Critical
Publication of FR2247020B1 publication Critical patent/FR2247020B1/fr
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
    • H03J7/18—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
    • H03J7/24—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element using varactors, i.e. voltage variable reactive diodes
    • H03J7/26—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element using varactors, i.e. voltage variable reactive diodes in which an automatic frequency control circuit is brought into action after the scanning action has been stopped
FR7433485A 1973-10-04 1974-10-04 Expired FR2247020B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7313625A NL7313625A (fr) 1973-10-04 1973-10-04

Publications (2)

Publication Number Publication Date
FR2247020A1 FR2247020A1 (fr) 1975-05-02
FR2247020B1 true FR2247020B1 (fr) 1979-06-01

Family

ID=19819738

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7433485A Expired FR2247020B1 (fr) 1973-10-04 1974-10-04

Country Status (12)

Country Link
US (1) US3968441A (fr)
JP (1) JPS5062714A (fr)
AT (1) AT349069B (fr)
BE (1) BE820642A (fr)
CA (1) CA1035876A (fr)
DE (1) DE2446196C3 (fr)
ES (1) ES430590A1 (fr)
FR (1) FR2247020B1 (fr)
GB (1) GB1483626A (fr)
IT (1) IT1020912B (fr)
NL (1) NL7313625A (fr)
SE (1) SE405305B (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1033478A (fr) * 1974-07-18 1978-06-20 Sanyo Electric Co. Ltd. Bloc d'accord automatique
JPS52146108A (en) * 1976-05-29 1977-12-05 Clarion Co Ltd Automatic tuning and channel selecting circuit
JPS5823017B2 (ja) * 1977-03-09 1983-05-12 日本ビクター株式会社 受信状態に応じて自動周波数制御信号伝送系の状態が自動的に切換え変更されるようにした自動周波数制御回路
JPS53116017A (en) * 1977-03-19 1978-10-11 Sony Corp Automatic frequency control system for ssb receivers
JPS54111403U (fr) * 1978-01-24 1979-08-06
JPS5518119A (en) * 1978-07-26 1980-02-08 Hitachi Ltd Automatic tuning circuit
JPS5563118A (en) * 1978-11-02 1980-05-13 Sony Corp Aft circuit
JPS5680921A (en) * 1979-12-06 1981-07-02 Hitachi Ltd Automatic tuning circuit
US4504973A (en) * 1984-03-02 1985-03-12 Aed Satellite Systems, Ltd. Automatic disabling of AFC/AFT controller during receiver circuit tuning
GB2217935A (en) * 1988-04-27 1989-11-01 Philips Electronic Associated Television receiving apparatus
US5214795A (en) * 1989-06-29 1993-05-25 Seiko Corp. Low voltage automatic frequency control switch for a radio receiver

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4118492Y1 (fr) * 1964-02-27 1966-08-29
US3467873A (en) * 1966-12-19 1969-09-16 Electrohome Ltd A.f.c. defeat networks for signal seeking receivers
US3505605A (en) * 1966-12-19 1970-04-07 Electrohome Ltd Automatic motor shut-off networks for signal seeking receivers
US3528015A (en) * 1967-05-08 1970-09-08 Electrohome Ltd Automatic motor turn-on networks for signal seeking receivers
US3611152A (en) * 1967-07-25 1971-10-05 Matsushita Electric Ind Co Ltd Stabilized automatic tuning receiver
US3821651A (en) * 1972-11-02 1974-06-28 Masco Corp Scanning control circuit for use in signal seeking radio receiver

Also Published As

Publication number Publication date
GB1483626A (en) 1977-08-24
AU7381674A (en) 1976-04-01
CA1035876A (fr) 1978-08-01
BE820642A (fr) 1975-04-02
ATA792674A (de) 1978-08-15
DE2446196C3 (de) 1980-05-14
ES430590A1 (es) 1976-09-01
JPS5062714A (fr) 1975-05-28
FR2247020A1 (fr) 1975-05-02
DE2446196A1 (de) 1975-04-10
AT349069B (de) 1979-03-26
NL7313625A (fr) 1973-12-27
IT1020912B (it) 1977-12-30
SE7412316L (fr) 1975-04-07
SE405305B (sv) 1978-11-27
DE2446196B2 (fr) 1979-08-23
US3968441A (en) 1976-07-06

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Legal Events

Date Code Title Description
ST Notification of lapse