FR2195081A1 - - Google Patents

Info

Publication number
FR2195081A1
FR2195081A1 FR7328512A FR7328512A FR2195081A1 FR 2195081 A1 FR2195081 A1 FR 2195081A1 FR 7328512 A FR7328512 A FR 7328512A FR 7328512 A FR7328512 A FR 7328512A FR 2195081 A1 FR2195081 A1 FR 2195081A1
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.)
Granted
Application number
FR7328512A
Other languages
French (fr)
Other versions
FR2195081B1 (nl
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.)
UK Secretary of State for Defence
Original Assignee
UK Secretary of State for Defence
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 UK Secretary of State for Defence filed Critical UK Secretary of State for Defence
Publication of FR2195081A1 publication Critical patent/FR2195081A1/fr
Application granted granted Critical
Publication of FR2195081B1 publication Critical patent/FR2195081B1/fr
Expired 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
    • H01Q15/02—Refracting or diffracting devices, e.g. lens, prism
    • H01Q15/10—Refracting or diffracting devices, e.g. lens, prism comprising three-dimensional array of impedance discontinuities, e.g. holes in conductive surfaces or conductive discs forming artificial dielectric
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24149—Honeycomb-like
    • Y10T428/24165—Hexagonally shaped cavities
FR7328512A 1972-08-04 1973-08-03 Expired FR2195081B1 (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3644572A GB1400525A (en) 1972-08-04 1972-08-04 Antenna incorporating artificial dielectric material

Publications (2)

Publication Number Publication Date
FR2195081A1 true FR2195081A1 (nl) 1974-03-01
FR2195081B1 FR2195081B1 (nl) 1977-08-05

Family

ID=10388208

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7328512A Expired FR2195081B1 (nl) 1972-08-04 1973-08-03

Country Status (5)

Country Link
US (1) US3886558A (nl)
CA (1) CA990402A (nl)
DE (1) DE2339533A1 (nl)
FR (1) FR2195081B1 (nl)
GB (1) GB1400525A (nl)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1186406A (en) * 1982-05-21 1985-04-30 Her Majesty The Queen In Right Of Canada As Represented By The Minister Of National Defence Of Her Majesty's Canadian Government Dipole array lens antenna
US5385623A (en) * 1992-05-29 1995-01-31 Hexcel Corporation Method for making a material with artificial dielectric constant
US6081239A (en) * 1998-10-23 2000-06-27 Gradient Technologies, Llc Planar antenna including a superstrate lens having an effective dielectric constant
US6075485A (en) * 1998-11-03 2000-06-13 Atlantic Aerospace Electronics Corp. Reduced weight artificial dielectric antennas and method for providing the same
US6987591B2 (en) * 2003-07-17 2006-01-17 Her Majesty The Queen In Right Of Canada, As Represented By The Minister Of Industry Through The Communications Research Centre Canada Volume hologram
US7583238B2 (en) * 2007-01-19 2009-09-01 Northrop Grumman Systems Corporation Radome for endfire antenna arrays
EP2106341B1 (en) 2007-01-25 2014-04-23 Bell Helicopter Textron Inc. Embedded conductor honeycomb core and sandwich panel incorporating same
US9116302B2 (en) * 2008-06-19 2015-08-25 Ravenbrick Llc Optical metapolarizer device
CA2847185A1 (en) 2011-09-01 2013-03-07 Ravenbrick, Llc Thermotropic optical shutter incorporating coatable polarizers
CN102810761B (zh) * 2012-07-31 2015-11-25 深圳光启创新技术有限公司 夹芯超材料及其制造方法和夹芯超材料天线罩的制造方法
CN104253311B (zh) * 2014-08-22 2018-01-09 深圳光启尖端技术有限责任公司 超材料复合结构及其制造方法
US10290943B2 (en) 2016-11-14 2019-05-14 Amphenol Antenna Solutions, Inc. Sleeve monopole antenna with spatially variable dielectric loading
US11303036B2 (en) * 2017-06-16 2022-04-12 Arizona Board Of Regents On Behalf Of The University Of Arizona Hollow light weight lens structure
WO2020218927A1 (en) * 2019-04-26 2020-10-29 Vasant Limited Artificial dielectric material and focusing lenses made of it

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2840811A (en) * 1954-05-17 1958-06-24 Edward B Mcmillan Dielectric bodies for transmission of electromagnetic waves
US2978702A (en) * 1957-07-31 1961-04-04 Arf Products Antenna polarizer having two phase shifting medium
GB884313A (en) * 1959-08-10 1961-12-13 Gen Electric Co Ltd Improvements in or relating to passive aerials
US3329958A (en) * 1964-06-11 1967-07-04 Sylvania Electric Prod Artificial dielectric lens structure
US3390393A (en) * 1964-09-17 1968-06-25 Bell Aerospace Corp Airfoil radar antenna
US3430248A (en) * 1966-01-06 1969-02-25 Us Army Artificial dielectric material for use in microwave optics
US3633206A (en) * 1967-01-30 1972-01-04 Edward Bellamy Mcmillan Lattice aperture antenna
US3478353A (en) * 1967-03-15 1969-11-11 Lockheed Aircraft Corp Rotor blade antenna inspection device
US3766561A (en) * 1969-12-30 1973-10-16 Us Navy High resolution aircraft radar antenna
US3754271A (en) * 1972-07-03 1973-08-21 Gte Sylvania Inc Broadband antenna polarizer

Non-Patent Citations (1)

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

Also Published As

Publication number Publication date
CA990402A (en) 1976-06-01
AU5873973A (en) 1975-02-06
US3886558A (en) 1975-05-27
DE2339533A1 (de) 1974-02-14
GB1400525A (en) 1975-07-16
FR2195081B1 (nl) 1977-08-05

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Legal Events

Date Code Title Description
ST Notification of lapse