FR2346901B1 - - Google Patents

Info

Publication number
FR2346901B1
FR2346901B1 FR7609718A FR7609718A FR2346901B1 FR 2346901 B1 FR2346901 B1 FR 2346901B1 FR 7609718 A FR7609718 A FR 7609718A FR 7609718 A FR7609718 A FR 7609718A FR 2346901 B1 FR2346901 B1 FR 2346901B1
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
FR7609718A
Other languages
French (fr)
Other versions
FR2346901A1 (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.)
Alliance Technique Industrielle SA
Original Assignee
Alliance Technique Industrielle SA
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 Alliance Technique Industrielle SA filed Critical Alliance Technique Industrielle SA
Priority to FR7609718A priority Critical patent/FR2346901A1/fr
Publication of FR2346901A1 publication Critical patent/FR2346901A1/fr
Application granted granted Critical
Publication of FR2346901B1 publication Critical patent/FR2346901B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/38—Impedance-matching networks
    • H03H7/40—Automatic matching of load impedance to source impedance
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04—Resonant antennas
    • H01Q9/06—Details
    • H01Q9/14—Length of element or elements adjustable
    • H01Q9/145—Length of element or elements adjustable by varying the electrical length
    • 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
FR7609718A 1976-04-02 1976-04-02 Dispositif pour accorder en frequence une antenne radio Granted FR2346901A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7609718A FR2346901A1 (fr) 1976-04-02 1976-04-02 Dispositif pour accorder en frequence une antenne radio

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7609718A FR2346901A1 (fr) 1976-04-02 1976-04-02 Dispositif pour accorder en frequence une antenne radio

Publications (2)

Publication Number Publication Date
FR2346901A1 FR2346901A1 (fr) 1977-10-28
FR2346901B1 true FR2346901B1 (enExample) 1980-08-01

Family

ID=9171346

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7609718A Granted FR2346901A1 (fr) 1976-04-02 1976-04-02 Dispositif pour accorder en frequence une antenne radio

Country Status (1)

Country Link
FR (1) FR2346901A1 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4201960A (en) * 1978-05-24 1980-05-06 Motorola, Inc. Method for automatically matching a radio frequency transmitter to an antenna
ES8404573A1 (es) * 1982-11-16 1983-11-01 Bel Moratalla Joaquin Perfeccionamientos en las antenas emisoras-receptoras.
FR2573940B1 (fr) * 1984-11-23 1987-06-12 Thomson Csf Dispositif de reglage automatique de la cellule d'adaptation d'une antenne sur sa frequence de travail
GB2178616B (en) * 1985-07-26 1989-04-26 Marconi Co Ltd Impedance matching arrangement
FR2722339B1 (fr) * 1994-07-06 1996-10-04 Tech D Applic & De Rech Electr Antenne demi-boucle a accord automatique rapide

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3509500A (en) * 1966-12-05 1970-04-28 Avco Corp Automatic digital tuning apparatus
DE1921556A1 (de) * 1969-04-26 1970-11-05 Standard Elek K Lorenz Ag Antennenabstimmung

Also Published As

Publication number Publication date
FR2346901A1 (fr) 1977-10-28

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Legal Events

Date Code Title Description
ST Notification of lapse