FR2281659A1 - Grille de filtrage d'ondes electro-magnetiques - Google Patents

Grille de filtrage d'ondes electro-magnetiques

Info

Publication number
FR2281659A1
FR2281659A1 FR7427765A FR7427765A FR2281659A1 FR 2281659 A1 FR2281659 A1 FR 2281659A1 FR 7427765 A FR7427765 A FR 7427765A FR 7427765 A FR7427765 A FR 7427765A FR 2281659 A1 FR2281659 A1 FR 2281659A1
Authority
FR
France
Prior art keywords
frequency
alignments
waves
substrate
cut
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
FR7427765A
Other languages
English (en)
Other versions
FR2281659B1 (fr
Inventor
Nhu Bui-Hai
Alain Bourgeois
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 FR7427765A priority Critical patent/FR2281659A1/fr
Priority to IT5086175A priority patent/IT1041168B/it
Priority to GB3324675A priority patent/GB1490594A/en
Publication of FR2281659A1 publication Critical patent/FR2281659A1/fr
Application granted granted Critical
Publication of FR2281659B1 publication Critical patent/FR2281659B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/0006—Devices acting selectively as reflecting surface, as diffracting or as refracting device, e.g. frequency filtering or angular spatial filtering devices
    • H01Q15/0013—Devices acting selectively as reflecting surface, as diffracting or as refracting device, e.g. frequency filtering or angular spatial filtering devices said selective devices working as frequency-selective reflecting surfaces, e.g. FSS, dichroic plates, surfaces being partly transmissive and reflective

Landscapes

  • Aerials With Secondary Devices (AREA)
FR7427765A 1974-08-09 1974-08-09 Grille de filtrage d'ondes electro-magnetiques Granted FR2281659A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR7427765A FR2281659A1 (fr) 1974-08-09 1974-08-09 Grille de filtrage d'ondes electro-magnetiques
IT5086175A IT1041168B (it) 1974-08-09 1975-08-07 Griglia di filtraggio di onde elettromagnetiche
GB3324675A GB1490594A (en) 1974-08-09 1975-08-08 Electromagnetic wave filtering grid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7427765A FR2281659A1 (fr) 1974-08-09 1974-08-09 Grille de filtrage d'ondes electro-magnetiques

Publications (2)

Publication Number Publication Date
FR2281659A1 true FR2281659A1 (fr) 1976-03-05
FR2281659B1 FR2281659B1 (fr) 1979-09-28

Family

ID=9142311

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7427765A Granted FR2281659A1 (fr) 1974-08-09 1974-08-09 Grille de filtrage d'ondes electro-magnetiques

Country Status (3)

Country Link
FR (1) FR2281659A1 (fr)
GB (1) GB1490594A (fr)
IT (1) IT1041168B (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2514203A1 (fr) * 1981-10-05 1983-04-08 Radant Etudes Filtre adaptatif spatial hyperfrequence pour antenne a polarisation quelconque et son procede de mise en oeuvre
FR2569906A1 (fr) * 1984-08-30 1986-03-07 Messerschmitt Boelkow Blohm Reflecteur pour antenne a micro-ondes, muni d'une structure de grille a polarisation selective
US5652631A (en) * 1995-05-08 1997-07-29 Hughes Missile Systems Company Dual frequency radome

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1198811A (fr) * 1981-02-09 1985-12-31 Susumu Tamagawa Antenne comprenant un separateur de frequences a transmission a large bande ou a caracteristiques de reflexion
DE3436063A1 (de) * 1984-10-02 1986-04-10 Autoflug Gmbh, 2084 Rellingen Gestaffelte anordnung zur verbesserung der radarreflexion
DE3726309A1 (de) * 1987-08-07 1989-02-16 Messerschmitt Boelkow Blohm Radartarnung von fluggeraeteantennen
DE3824292A1 (de) * 1988-07-16 1990-01-18 Battelle Institut E V Verfahren zur herstellung von duennschichtabsorbern fuer elektromagnetische wellen
FR2697948B1 (fr) * 1992-11-10 1994-12-02 Commissariat Energie Atomique Dispositif formant une admittance de surface capacitive artificielle, application à la réalisation de cavités bidimensionnelles, de résonateurs et d'antennes.

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2514203A1 (fr) * 1981-10-05 1983-04-08 Radant Etudes Filtre adaptatif spatial hyperfrequence pour antenne a polarisation quelconque et son procede de mise en oeuvre
EP0076760A1 (fr) * 1981-10-05 1983-04-13 Thomson-Csf Radant Filtre adaptatif spatial hyperfréquence pour antenne à polarisation quelconque et son procédé de mise en oeuvre
US4518966A (en) * 1981-10-05 1985-05-21 Societe D'etude Du Radant Adaptive spatial microwave filter for multipolarized antennas and the process of its application
FR2569906A1 (fr) * 1984-08-30 1986-03-07 Messerschmitt Boelkow Blohm Reflecteur pour antenne a micro-ondes, muni d'une structure de grille a polarisation selective
US5652631A (en) * 1995-05-08 1997-07-29 Hughes Missile Systems Company Dual frequency radome

Also Published As

Publication number Publication date
GB1490594A (en) 1977-11-02
IT1041168B (it) 1980-01-10
FR2281659B1 (fr) 1979-09-28

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Legal Events

Date Code Title Description
ST Notification of lapse