FR2490409A1 - Dispositif d'antenne comportant une protection contre les parasites et giravion muni d'un tel dispositif - Google Patents

Dispositif d'antenne comportant une protection contre les parasites et giravion muni d'un tel dispositif Download PDF

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Publication number
FR2490409A1
FR2490409A1 FR8019920A FR8019920A FR2490409A1 FR 2490409 A1 FR2490409 A1 FR 2490409A1 FR 8019920 A FR8019920 A FR 8019920A FR 8019920 A FR8019920 A FR 8019920A FR 2490409 A1 FR2490409 A1 FR 2490409A1
Authority
FR
France
Prior art keywords
antenna
tube
helicopter
magnetic permeability
high magnetic
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
FR8019920A
Other languages
English (en)
French (fr)
Other versions
FR2490409B1 (enExample
Inventor
Jean-Claude Thill
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 FR8019920A priority Critical patent/FR2490409A1/fr
Publication of FR2490409A1 publication Critical patent/FR2490409A1/fr
Application granted granted Critical
Publication of FR2490409B1 publication Critical patent/FR2490409B1/fr
Granted legal-status Critical Current

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Classifications

    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/27—Adaptation for use in or on movable bodies
    • H01Q1/28—Adaptation for use in or on aircraft, missiles, satellites, or balloons
    • H01Q1/282—Modifying the aerodynamic properties of the vehicle, e.g. projecting type aerials

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Fluid Mechanics (AREA)
  • Astronomy & Astrophysics (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Details Of Aerials (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
FR8019920A 1980-09-16 1980-09-16 Dispositif d'antenne comportant une protection contre les parasites et giravion muni d'un tel dispositif Granted FR2490409A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8019920A FR2490409A1 (fr) 1980-09-16 1980-09-16 Dispositif d'antenne comportant une protection contre les parasites et giravion muni d'un tel dispositif

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8019920A FR2490409A1 (fr) 1980-09-16 1980-09-16 Dispositif d'antenne comportant une protection contre les parasites et giravion muni d'un tel dispositif

Publications (2)

Publication Number Publication Date
FR2490409A1 true FR2490409A1 (fr) 1982-03-19
FR2490409B1 FR2490409B1 (enExample) 1984-08-10

Family

ID=9245974

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8019920A Granted FR2490409A1 (fr) 1980-09-16 1980-09-16 Dispositif d'antenne comportant une protection contre les parasites et giravion muni d'un tel dispositif

Country Status (1)

Country Link
FR (1) FR2490409A1 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2137268C1 (ru) * 1998-04-17 1999-09-10 Козлов Алексей Николаевич Антенна для радиовысотомера баллистического летательного аппарата
RU2137267C1 (ru) * 1998-04-21 1999-09-10 Щербинин Игорь Владимирович Антенна для радиовысотомера баллистического летательного аппарата
RU2151454C1 (ru) * 1999-03-22 2000-06-20 Козлов Алексей Николаевич Антенна для радиовысотомера баллистического летательного аппарата

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB581939A (en) * 1944-04-11 1946-10-30 Lear Avia Inc Improvements in or relating to antenna mountings

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB581939A (en) * 1944-04-11 1946-10-30 Lear Avia Inc Improvements in or relating to antenna mountings

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
EXBK/76 *

Also Published As

Publication number Publication date
FR2490409B1 (enExample) 1984-08-10

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