FR2126031A5 - - Google Patents

Info

Publication number
FR2126031A5
FR2126031A5 FR7205602A FR7205602A FR2126031A5 FR 2126031 A5 FR2126031 A5 FR 2126031A5 FR 7205602 A FR7205602 A FR 7205602A FR 7205602 A FR7205602 A FR 7205602A FR 2126031 A5 FR2126031 A5 FR 2126031A5
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
FR7205602A
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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
Priority claimed from JP827571A external-priority patent/JPS559848B1/ja
Priority claimed from JP827771A external-priority patent/JPS5316248B1/ja
Priority claimed from JP827971A external-priority patent/JPS5316249B1/ja
Priority claimed from JP827671A external-priority patent/JPS5316247B1/ja
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of FR2126031A5 publication Critical patent/FR2126031A5/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
FR7205602A 1971-02-19 1972-02-18 Expired FR2126031A5 (fr)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP827571A JPS559848B1 (fr) 1971-02-19 1971-02-19
JP827771A JPS5316248B1 (fr) 1971-02-19 1971-02-19
JP827971A JPS5316249B1 (fr) 1971-02-19 1971-02-19
JP827671A JPS5316247B1 (fr) 1971-02-19 1971-02-19
JP827871 1971-02-19

Publications (1)

Publication Number Publication Date
FR2126031A5 true FR2126031A5 (fr) 1972-09-29

Family

ID=27518921

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7205602A Expired FR2126031A5 (fr) 1971-02-19 1972-02-18

Country Status (6)

Country Link
US (1) US3760193A (fr)
CA (1) CA963964A (fr)
DE (1) DE2207742C3 (fr)
FR (1) FR2126031A5 (fr)
GB (1) GB1353881A (fr)
NL (1) NL165013C (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7402624A (nl) * 1974-02-27 1975-08-29 Philips Nv Ontvangerafstemschakeling.

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1240144A (en) * 1967-07-11 1971-07-21 Matsushita Electric Ind Co Ltd Automatic tuning type receivers
US3611152A (en) * 1967-07-25 1971-10-05 Matsushita Electric Ind Co Ltd Stabilized automatic tuning receiver
US3575661A (en) * 1968-11-05 1971-04-20 Motorola Inc Remote control tuning circuit
US3584141A (en) * 1968-12-16 1971-06-08 Matsushita Electric Ind Co Ltd Automatic tuning device for television receiver
US3657654A (en) * 1969-09-11 1972-04-18 Gen Instrument Corp Communications receiver employing varactor controlled tuning stages
US3631349A (en) * 1970-03-09 1971-12-28 Sylvania Electric Prod Automatic signal-seeking circuitry
US3644853A (en) * 1970-11-23 1972-02-22 Zenith Radio Corp Voltage-controlled signal-seeking tuning system
US3697885A (en) * 1970-12-04 1972-10-10 Rca Corp Automatic frequency control circuits
US3699455A (en) * 1971-01-20 1972-10-17 Gte Sylvania Inc Automatic frequency control circuitry for a varactor tuner system

Also Published As

Publication number Publication date
DE2207742C3 (de) 1980-07-03
GB1353881A (en) 1974-05-22
DE2207742A1 (de) 1972-08-24
CA963964A (en) 1975-03-04
DE2207742B2 (de) 1979-10-25
NL165013C (nl) 1981-02-16
US3760193A (en) 1973-09-18
NL7201980A (fr) 1972-08-22

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