FR2481525B1 - - Google Patents

Info

Publication number
FR2481525B1
FR2481525B1 FR8009384A FR8009384A FR2481525B1 FR 2481525 B1 FR2481525 B1 FR 2481525B1 FR 8009384 A FR8009384 A FR 8009384A FR 8009384 A FR8009384 A FR 8009384A FR 2481525 B1 FR2481525 B1 FR 2481525B1
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
FR8009384A
Other languages
French (fr)
Other versions
FR2481525A1 (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.)
Thales SA
Original Assignee
Thomson CSF 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 Thomson CSF SA filed Critical Thomson CSF SA
Priority to FR8009384A priority Critical patent/FR2481525A1/fr
Publication of FR2481525A1 publication Critical patent/FR2481525A1/fr
Application granted granted Critical
Publication of FR2481525B1 publication Critical patent/FR2481525B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/30—Combinations of separate antenna units operating in different wavebands and connected to a common feeder system
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
    • H01Q1/521—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure reducing the coupling between adjacent antennas
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
    • H01Q5/40—Imbricated or interleaved structures; Combined or electromagnetically coupled arrangements, e.g. comprising two or more non-connected fed radiating elements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
    • H01Q5/40—Imbricated or interleaved structures; Combined or electromagnetically coupled arrangements, e.g. comprising two or more non-connected fed radiating elements
    • H01Q5/48—Combinations of two or more dipole type antennas
    • 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
    • H01Q9/30—Resonant antennas with feed to end of elongated active element, e.g. unipole
    • H01Q9/32—Vertical arrangement of element

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Waveguide Aerials (AREA)
FR8009384A 1980-04-25 1980-04-25 Systeme rayonnant vertical forme d'antennes superposees et equipement radioelectrique comportant un tel systeme Granted FR2481525A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8009384A FR2481525A1 (fr) 1980-04-25 1980-04-25 Systeme rayonnant vertical forme d'antennes superposees et equipement radioelectrique comportant un tel systeme

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8009384A FR2481525A1 (fr) 1980-04-25 1980-04-25 Systeme rayonnant vertical forme d'antennes superposees et equipement radioelectrique comportant un tel systeme

Publications (2)

Publication Number Publication Date
FR2481525A1 FR2481525A1 (fr) 1981-10-30
FR2481525B1 true FR2481525B1 (enExample) 1983-12-23

Family

ID=9241369

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8009384A Granted FR2481525A1 (fr) 1980-04-25 1980-04-25 Systeme rayonnant vertical forme d'antennes superposees et equipement radioelectrique comportant un tel systeme

Country Status (1)

Country Link
FR (1) FR2481525A1 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2689688B1 (fr) * 1992-04-03 1994-08-19 Renault Aérien pour l'utilisation de plusieurs appareils émetteurs et/ou récepteurs notamment pour véhicules automobiles.

Also Published As

Publication number Publication date
FR2481525A1 (fr) 1981-10-30

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Legal Events

Date Code Title Description
CL Concession to grant licences
ST Notification of lapse