CN106058458A - Broadband intelligent metamaterial large angle wave-transparent radome and antenna system thereof - Google Patents
Broadband intelligent metamaterial large angle wave-transparent radome and antenna system thereof Download PDFInfo
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- CN106058458A CN106058458A CN201610316674.1A CN201610316674A CN106058458A CN 106058458 A CN106058458 A CN 106058458A CN 201610316674 A CN201610316674 A CN 201610316674A CN 106058458 A CN106058458 A CN 106058458A
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- meta materials
- antenna system
- wave transparent
- angle wave
- man
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/42—Housings not intimately mechanically associated with radiating elements, e.g. radome
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/42—Housings not intimately mechanically associated with radiating elements, e.g. radome
- H01Q1/422—Housings not intimately mechanically associated with radiating elements, e.g. radome comprising two or more layers of dielectric material
-
- 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
- H01Q15/0086—Devices acting selectively as reflecting surface, as diffracting or as refracting device, e.g. frequency filtering or angular spatial filtering devices said selective devices having materials with a synthesized negative refractive index, e.g. metamaterials or left-handed materials
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- Aerials With Secondary Devices (AREA)
Abstract
The invention discloses a broadband intelligent metamaterial large angle wave-transparent radome and an antenna system thereof. The wave-transparent radome includes at least one metamaterial sheet layer which includes a first substrate and a plurality of artificial microstructures which are in array arrangement on the first substrate; each microstructure is of a regular hexagon shape, and each regular hexagon shape is composed of a net inductor, an inductor layer, and a capacitor chip which are successively in surface to surface connection from bottom to top, and the net inductor is configured by three wire ducts which are equally crossed. The plurality of microstructures which have specific shapes are attached to the substrate so as to obtain required electromagnetic response, such that wave-transparent property of the radome based on the metamaterial is strengthened and the anti-interference ability is increased.
Description
Technical field
The present invention relates to a kind of antenna house, more particularly, it relates to a kind of broadband intelligence Meta Materials wide-angle wave transparent sky
Irdome and antenna system thereof.
Background technology
Meta Materials, is commonly called as Meta Materials, is a kind of novel artificial synthetic material, the substrate being made up of nonmetallic materials and attached
On the surface of the substrate or be embedded in what the multiple man-made microstructure within substrate were constituted.Substrate can be virtually divided into rectangle
Multiple base board units of array arrangement, each base board unit are attached with man-made microstructure, thus form a metamaterial unit,
Whole Meta Materials is made up of a lot of such metamaterial unit, just as crystal is according to certain arrangement by countless lattices
Constitute.Man-made microstructure in each metamaterial unit can be identical or incomplete same.Man-made microstructure is by metal
What silk formed has certain geometric plane or stereochemical structure, such as, form annular, I-shaped tinsel etc..
Due to the existence of man-made microstructure, each metamaterial unit has the electromagnetic property being different from substrate itself, therefore
The Meta Materials that all of metamaterial unit is constituted presents special response characteristic to electric field and magnetic field；By to man-made microstructure
Design different concrete structures and shape, thus it is possible to vary the response characteristic of whole Meta Materials.
In general, illustrate such as: after traditional sucrose material is filled in waveguide, owing to transmitting the change of wave number, can be by wave number
Determined by the physical dimension of waveguide again, so, second highest the mould even interference of higher mode can be produced after waveguide filled media.Again
It, after filled media, due to not mating of impedance, it will producing echo, this is particularly evident in HIGH-POWERED MICROWAVES system.
Summary of the invention
It is an object of the invention to provide a kind of broadband intelligence Meta Materials wide-angle wave transparent antenna house and antenna system thereof, with
Solve at least one aspect of the problems referred to above.
According to an aspect of the present invention, it is provided that a kind of broadband intelligence Meta Materials wide-angle wave transparent antenna house and aerial system thereof
System, including at least one metamaterial sheet, each metamaterial sheet includes that first substrate and array arrangement are at described first substrate
On multiple man-made microstructure；Described man-made microstructure is regular hexagon structure, and described each regular hexagon structure is by gauze
Inductance, inductor layer, capacitive plates the most from bottom to top face, face connects, and described gauze inductance is intersected by three wire casing equalizations.
In certain embodiments of the present invention, the first substrate in described metamaterial sheet can be divided into multiple Meta Materials
Unit, each of which metamaterial unit is placed with a described man-made microstructure.
In certain embodiments of the present invention, metal micro structure is clipped in the middle of two layer medium base material.
In certain embodiments of the present invention, the length of each metamaterial unit and a width of 6mm.
In certain embodiments of the present invention, the groove interval in the middle of three wire casings is 0.12mm.
In certain embodiments of the present invention, single-layer medium base material thickness is 1.0mm, monolayer surface media substrate thickness
For 0.3mm, single-layer metal micro structure thickness is 0.018mm.
In certain embodiments of the present invention, media substrate is epoxy resin base plate, its relative dielectric constant 3.2, magnetic
Conductance be 1.0 loss angle tangents be 0.008.
In certain embodiments of the present invention, metal micro structure is clipped in the middle of two layer medium base material, and gross thickness is 1.0*4
+ 0.018*5+0.3*2=4.69mm.Micro structure can preferably be protected by multiple structure, it is to avoid it corrodes under extraneous mal-condition,
Guarantee the dielectric properties of antenna house.
In certain embodiments of the present invention, metal micro structure be thickness be the copper sheet of 0.018mm.
The invention has the beneficial effects as follows: this patent, by designing different metamaterial microstructure, is coated with by associated metal line
The electromagnetic response feature of layer changes the dielectric constant of each spatial point, make electromagnetic response feature at Meta Materials Filled Dielectrics with
Air is close.So, we are this Meta Materials also referred to as " solid air ".The introducing of Meta Materials, decrease microwave system by
After introducing traditional sucrose, characteristic impedance does not mate caused decay, thus reduces reflection, improves efficiency of transmission.Effectively containment
The interference of higher mode, simplifies and it is carried out the amount of calculation of field analysis, in order to people more successfully, be precisely calculated appearance point
Cloth is also used smoothly.
Accompanying drawing explanation
Fig. 1, Fig. 2 are the schematic diagrams of man-made microstructure unit；
Fig. 3 is antenna house multiple structure perspective view；
Fig. 4 is that Meta Materials wide-angle frequency selects antenna house vertical polarization S21 parameter 0～70 degree of emulation schematic diagrams；
Fig. 5 is equal thickness prefect dielectric material vertical polarization S21 parameter 0～70 degree of emulation schematic diagrams；
Fig. 6 is Insertion Loss statistical value table in prefect dielectric and Super-material antenna irdome band；
Fig. 7 antenna house multiple structure side view.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described.
In Fig. 1-7, a kind of broadband intelligence Meta Materials wide-angle wave transparent antenna house and antenna system thereof, including at least one
Metamaterial sheet, each metamaterial sheet includes first substrate and the array arrangement multiple artificial micro-knot on described first substrate
Structure；Described man-made microstructure is regular hexagon structure, and described each regular hexagon structure is by gauze inductance, inductor layer, electric capacity
Paster the most from bottom to top face, face connects, and described gauze inductance is intersected by three wire casing equalizations.
In the present embodiment, the first substrate in described metamaterial sheet can be divided into multiple metamaterial unit, the most often
A described man-made microstructure it is placed with in one metamaterial unit.
In the present embodiment, the length of each metamaterial unit and a width of 6mm.
In the present embodiment, a length of 8mm of maximum diagonal of gauze inductance, the groove interval in the middle of three wire casings thereon
It is 0.12mm.Gauze inductance is 0.9mm with the back gauge of inductor layer, and gauze inductance is 0.4mm with the back gauge of capacitive plates.
In the present embodiment, single-layer medium base material thickness is 1.0mm, and monolayer surface media substrate thickness is 0.3mm, monolayer
Metal micro structure thickness is 0.018mm.
In the present embodiment, media substrate is epoxy resin base plate, its relative dielectric constant 3.2, and pcrmeability is 1.0 losses
Angle is just being cut to 0.008.
In the present embodiment, metal micro structure is clipped in the middle of two layer medium base material, and gross thickness is 1.0*4+0.018*5+
0.3*2=4.69mm.Micro structure can preferably be protected by multiple structure, it is to avoid it corrodes under extraneous mal-condition, it is ensured that antenna
The dielectric properties of cover.
In Fig. 4, Fig. 5, Fig. 6, it is apparent that add metal micro structure from above simulation curve and statistical data figure
The S21 of rear 0-70 degree angle incidence is more much smaller than the S21 of pure sheet material, and 7-13GHz addition intelligence Meta Materials is micro-in this frequency range
The wave transparent performance of structure design improves a lot, particularly under the condition of incidence of big angle, is lost the most stable, can keep higher saturating
Ripple rate, shows as good cutoff performance (i.e. S21 loss is the biggest) at outer (the 1～6Hz) antenna house of working frequency range, makes this frequency range
Antenna house is equivalent to metal material, coordinates the configuration design of antenna house, can effectively reduce its radar scattering area, thus reach
Stealthy effect.
And owing to have employed multi-layer Matched structure, make air mate more preferably with intelligence metamaterial antenna cover, it is possible at 7-
13GHz wave band has good wave transmission rate, and 0～70 degree incident all more than 90%, has tremendous increase than simple dielectric material；Phase
Selecting antenna house than general frequency, wave transmission rate is also obviously improved in the case of the large angle incidence such as 50～70 degree.Pass through
Retrieval program calculate impedance in 7-13GHz is mated splendid with air, matching factor η is averagely equal to 1, and loss is the most very
It is little, so wave transmission rate can be only achieved the highest standard.
This patent, by arranging different metamaterial microstructure, is changed by the electromagnetic response feature of associated metal line coating
Become the dielectric constant of each spatial point, make the electromagnetic response feature at Meta Materials Filled Dielectrics close with air.So, we
This Meta Materials is also referred to as " solid air ".The introducing of Meta Materials, decreases microwave system due to characteristic after introducing traditional sucrose
Decay caused by impedance mismatch, thus reduce reflection, improve efficiency of transmission.Effectively contain the interference of higher mode, simplified
It is carried out the amount of calculation of field analysis, in order to people more successfully, field distribution is precisely calculated and is used smoothly.
In some application scenarios, usually may require that the dielectric material that lossy microwave is minimum.Such as radome, antenna house；Profit
The vacuum system of air and microwave tube is separated with dielectric disk in window；Separate air and the inflation system filling plasma microwave pipe
System；Separate air and high-pressure aerated Wave guide system；Utilize sealing medium sheet to separate air and water etc. in some water loads.Adopt
The demand under above-mentioned occasion is disclosure satisfy that by technical scheme.
Above in conjunction with accompanying drawing, embodiments of the invention are described, but the invention is not limited in above-mentioned concrete
Embodiment, above-mentioned detailed description of the invention is only schematic rather than restrictive, those of ordinary skill in the art
Under the enlightenment of the present invention, in the case of without departing from present inventive concept and scope of the claimed protection, it may also be made that a lot
Form, within these belong to the protection of the present invention.
Claims (10)
1. broadband intelligence Meta Materials wide-angle wave transparent antenna house and an antenna system thereof, including at least one Meta Materials sheet
Layer, each metamaterial sheet includes first substrate and the array arrangement multiple man-made microstructure on described first substrate；It is special
Levy and be: described man-made microstructure is regular hexagon structure, and described each regular hexagon structure by gauze inductance, inductor layer,
Capacitive plates the most from bottom to top face, face connects, and described gauze inductance is intersected by three wire casing equalizations.
Broadband intelligence Meta Materials wide-angle wave transparent antenna house the most according to claim 1 and antenna system, its feature
Being, the first substrate in described metamaterial sheet can be divided into multiple metamaterial unit, and each of which metamaterial unit is arranged
It is furnished with a described man-made microstructure.
Broadband intelligence Meta Materials wide-angle wave transparent antenna house the most according to claim 1 and antenna system, its feature
Being, man-made microstructure is clipped in the middle of two layer medium base material.
Broadband intelligence Meta Materials wide-angle wave transparent antenna house the most according to claim 1 and antenna system, its feature
It is, the length of each metamaterial unit and a width of 6mm.
Broadband intelligence Meta Materials wide-angle wave transparent antenna house the most according to claim 1 and antenna system, its feature
Being, the groove interval in the middle of three wire casings is 0.12mm.
Broadband intelligence Meta Materials wide-angle wave transparent antenna house the most according to claim 3 and antenna system, its feature
Being, single-layer medium base material thickness is 1.0mm, and monolayer surface media substrate thickness is 0.3mm.
Broadband intelligence Meta Materials wide-angle wave transparent antenna house the most according to claim 1 and antenna system, its feature
Being, monolayer man-made microstructure thickness is 0.018mm.
Broadband intelligence Meta Materials wide-angle wave transparent antenna house the most according to claim 3 and antenna system, its feature
Being, media substrate is epoxy resin base plate, its relative dielectric constant 3.2, pcrmeability be 1.0 loss angle tangents be 0.008.
9. according to the broadband intelligence Meta Materials wide-angle wave transparent antenna house described in claim 1,3,6 or 7 and antenna system thereof,
It is characterized in that, man-made microstructure is clipped in the middle of two layer medium base material, and gross thickness is 1.0*4+0.018*5+0.3*2=
4.69mm；Micro structure can preferably be protected by multiple structure, it is to avoid it corrodes under extraneous mal-condition, it is ensured that the dielectric of antenna house
Performance.
10. according to the broadband intelligence Meta Materials wide-angle wave transparent antenna house described in claim 1 or 7 and antenna system thereof, its
Be characterised by, man-made microstructure be thickness be the copper sheet of 0.018mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201610316674.1A CN106058458B (en) | 2016-05-13 | 2016-05-13 | A kind of broadband intelligence Meta Materials wide-angle wave transparent antenna house and its antenna system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610316674.1A CN106058458B (en) | 2016-05-13 | 2016-05-13 | A kind of broadband intelligence Meta Materials wide-angle wave transparent antenna house and its antenna system |
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| CN106058458B CN106058458B (en) | 2019-03-15 |
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Cited By (5)
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|---|---|---|---|---|
| CN108681618A (en) * | 2018-03-30 | 2018-10-19 | 北京环境特性研究所 | A kind of method and device of the wave transmission rate of determining plasma sheath |
| CN110690580A (en) * | 2019-09-18 | 2020-01-14 | 中国科学院国家空间科学中心 | Terahertz low-loss two-dimensional multi-beam super-surface antenna and design method thereof |
| CN111799565A (en) * | 2020-07-30 | 2020-10-20 | 武汉灵动时代智能技术股份有限公司 | Metamaterial structure capable of greatly improving wave transmittance of glass |
| CN112510379A (en) * | 2020-12-08 | 2021-03-16 | 四川大学 | Water load capable of efficiently absorbing microwave energy |
| CN112821080A (en) * | 2021-01-04 | 2021-05-18 | 北京环境特性研究所 | Thin-layer filtering structure for transmitting waves in L frequency band |
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| CN204706646U (en) * | 2015-06-30 | 2015-10-14 | 深圳光启高等理工研究院 | Meta Materials filter structure and there is its metamaterial antenna cover and antenna system |
| CN104993249A (en) * | 2015-07-23 | 2015-10-21 | 中国人民解放军国防科学技术大学 | Single-passband bilateral wave-absorbing composite metamaterial and radome and antenna system including same |
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| EP1826870A1 (en) * | 2006-02-28 | 2007-08-29 | Mitsumi Electric Co., Ltd. | Antenna using an electromagnetic band gap reflector |
| CN102683884A (en) * | 2011-03-15 | 2012-09-19 | 深圳光启高等理工研究院 | Zoom lens made of super materials |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108681618A (en) * | 2018-03-30 | 2018-10-19 | 北京环境特性研究所 | A kind of method and device of the wave transmission rate of determining plasma sheath |
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| CN110690580A (en) * | 2019-09-18 | 2020-01-14 | 中国科学院国家空间科学中心 | Terahertz low-loss two-dimensional multi-beam super-surface antenna and design method thereof |
| CN111799565A (en) * | 2020-07-30 | 2020-10-20 | 武汉灵动时代智能技术股份有限公司 | Metamaterial structure capable of greatly improving wave transmittance of glass |
| CN112510379A (en) * | 2020-12-08 | 2021-03-16 | 四川大学 | Water load capable of efficiently absorbing microwave energy |
| CN112510379B (en) * | 2020-12-08 | 2021-08-10 | 四川大学 | Water load capable of efficiently absorbing microwave energy |
| CN112821080A (en) * | 2021-01-04 | 2021-05-18 | 北京环境特性研究所 | Thin-layer filtering structure for transmitting waves in L frequency band |
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| CN106058458B (en) | 2019-03-15 |
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