CA990402A - Artificial dielectric material for controlling antennae patterns - Google Patents

Artificial dielectric material for controlling antennae patterns

Info

Publication number
CA990402A
CA990402A CA178,111A CA178111A CA990402A CA 990402 A CA990402 A CA 990402A CA 178111 A CA178111 A CA 178111A CA 990402 A CA990402 A CA 990402A
Authority
CA
Canada
Prior art keywords
controlling
dielectric material
artificial dielectric
antennae
patterns
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.)
Expired
Application number
CA178,111A
Other languages
English (en)
Other versions
CA178111S (en
Inventor
Rex H.J. Cary
Alexander M. Munro
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
Application granted granted Critical
Publication of CA990402A publication Critical patent/CA990402A/en
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
CA178,111A 1972-08-04 1973-08-03 Artificial dielectric material for controlling antennae patterns Expired CA990402A (en)

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 (1)

Publication Number Publication Date
CA990402A true CA990402A (en) 1976-06-01

Family

ID=10388208

Family Applications (1)

Application Number Title Priority Date Filing Date
CA178,111A Expired CA990402A (en) 1972-08-04 1973-08-03 Artificial dielectric material for controlling antennae patterns

Country Status (5)

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

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
CA2475283A1 (en) * 2003-07-17 2005-01-17 Her Majesty The Queen In Right Of Canada As Represented By The Minister Of Industry Through The Communications Research Centre Method for recovery of lost speech data
US7583238B2 (en) * 2007-01-19 2009-09-01 Northrop Grumman Systems Corporation Radome for endfire antenna arrays
US8337972B2 (en) 2007-01-25 2012-12-25 Textron Innovations Inc. Embedded conductor honeycomb core and sandwich panel incorporating same
US9116302B2 (en) * 2008-06-19 2015-08-25 Ravenbrick Llc Optical metapolarizer device
US8947760B2 (en) 2009-04-23 2015-02-03 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
ES2982571T3 (es) * 2019-04-26 2024-10-16 Guangzhou Sigtenna Tech Co Ltd Material dieléctrico artificial y lentes de enfoque fabricadas con él

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

Also Published As

Publication number Publication date
DE2339533A1 (de) 1974-02-14
US3886558A (en) 1975-05-27
FR2195081A1 (enrdf_load_stackoverflow) 1974-03-01
GB1400525A (en) 1975-07-16
AU5873973A (en) 1975-02-06
FR2195081B1 (enrdf_load_stackoverflow) 1977-08-05

Similar Documents

Publication Publication Date Title
CA980367A (en) Ceramic material
CA990402A (en) Artificial dielectric material for controlling antennae patterns
CA996849A (en) Insulating material
CA991330A (en) Fire-retardant material or conglomerate
CA975505A (en) Polyhydroxy fillers for pattern materials
CA984916A (en) Frequency control circuits
AU483595B2 (en) Artificial dielectric material for controlling antennae patterns
CA1013526A (en) Insulating material
CA996573A (en) Sulphonated material
CA1004080A (en) Lithographic material
CA956737A (en) Pattern material
CA990694A (en) Control apparatus
CA915291A (en) Material discharge control apparatus
CA916738A (en) Electromelted refractory material
CA917511A (en) Leatherlike material
CA917775A (en) Vehicular material spreader control apparatus
CA907815A (en) Modified cellular material
CA995306A (en) Frequency control circuit
CA903203A (en) Colorphotographic material
CA895234A (en) Process for preparing ferromagnetic material
CA917461A (en) Magnetic material
CA912254A (en) Ferromagnetic material
AU485382B2 (en) Improved insulating material
CA907156A (en) Automatic frequency control apparatus
AU478003B2 (en) Apparatus for treating material