FR2346901A1 - Dispositif pour accorder en frequence une antenne radio - Google Patents

Dispositif pour accorder en frequence une antenne radio

Info

Publication number
FR2346901A1
FR2346901A1 FR7609718A FR7609718A FR2346901A1 FR 2346901 A1 FR2346901 A1 FR 2346901A1 FR 7609718 A FR7609718 A FR 7609718A FR 7609718 A FR7609718 A FR 7609718A FR 2346901 A1 FR2346901 A1 FR 2346901A1
Authority
FR
France
Prior art keywords
inductance
capacitance
circuit
inductances
aerial
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.)
Granted
Application number
FR7609718A
Other languages
English (en)
French (fr)
Other versions
FR2346901B1 (enExample
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

Landscapes

  • Circuits Of Receivers In General (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
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 true FR2346901A1 (fr) 1977-10-28
FR2346901B1 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)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0005592A1 (en) * 1978-05-24 1979-11-28 Motorola, Inc. A method of and an apparatus for automatically matching a radio frequency transmitter to an antenna
FR2536215A1 (fr) * 1982-11-16 1984-05-18 Bel Moratalla Antenne emettrice-receptrice
FR2573940A1 (fr) * 1984-11-23 1986-05-30 Thomson Csf Dispositif de reglage automatique de la cellule d'adaptation d'une antenne sur sa frequence de travail
EP0210746A3 (en) * 1985-07-26 1987-11-11 The Marconi Company Limited Impedance matching arrangement
EP0691738A1 (fr) * 1994-07-06 1996-01-10 SOCIETE TECHNIQUE D'APPLICATION & DE RECHERCHE ELECTRONIQUE Antenne demi-boucle à accord automatique rapide

Citations (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

Patent Citations (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

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NV202/75 *

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0005592A1 (en) * 1978-05-24 1979-11-28 Motorola, Inc. A method of and an apparatus for automatically matching a radio frequency transmitter to an antenna
FR2536215A1 (fr) * 1982-11-16 1984-05-18 Bel Moratalla Antenne emettrice-receptrice
FR2573940A1 (fr) * 1984-11-23 1986-05-30 Thomson Csf Dispositif de reglage automatique de la cellule d'adaptation d'une antenne sur sa frequence de travail
EP0210746A3 (en) * 1985-07-26 1987-11-11 The Marconi Company Limited Impedance matching arrangement
US4799066A (en) * 1985-07-26 1989-01-17 The Marconi Company Limited Impedance matching arrangement
EP0691738A1 (fr) * 1994-07-06 1996-01-10 SOCIETE TECHNIQUE D'APPLICATION & DE RECHERCHE ELECTRONIQUE Antenne demi-boucle à accord automatique rapide
FR2722339A1 (fr) * 1994-07-06 1996-01-12 Tech D Applic & De Rech Electr Antenne demi-boucle a accord automatique rapide

Also Published As

Publication number Publication date
FR2346901B1 (enExample) 1980-08-01

Similar Documents

Publication Publication Date Title
FR2346901A1 (fr) Dispositif pour accorder en frequence une antenne radio
JPS5658310A (en) Wide band distributor
GB1094867A (en) Improvements in or relating to radio transmitters
US2034773A (en) Tunable radio frequency circuits
JPS6454906A (en) Reception antenna
GB551064A (en) Improvements in or relating to radio receivers
JPS5224001A (en) Tuner
JPS5733822A (en) Automatic tracking device
JPS5379359A (en) High frequency amplfying circuit
JPS52126117A (en) Input tuning circuit
Gay An analysis of two-point tracking in superheterodyne receivers
ES370781A1 (es) Una disposicion de circuito resonante sintonizable
JPS52125224A (en) Tuning circuit
JPS57196635A (en) Input circuit for radio receiver
GB853888A (en) Improvements in or relating to wide band oscillator tuning circuit arrangements for television receivers
GB601830A (en) Improvements in and relating to radio tuning apparatus
JPS51144548A (en) Wide band high frequency variable element
JPS5413205A (en) Automatic channel tuner
JPS52125223A (en) Tuning circuit
JPS57103424A (en) Tuner
JPS5258305A (en) Tuner
JPS57103409A (en) Local oscillating circuit
GB613152A (en) Improvements in or relating to bandspread tuning devices for radio apparatus
JPS52116008A (en) Auto-tuning receiver
JPS5487046A (en) Band pass filter with trap

Legal Events

Date Code Title Description
ST Notification of lapse