CN206834308U - Meta Materials filter structure, antenna house and antenna system - Google Patents
Meta Materials filter structure, antenna house and antenna system Download PDFInfo
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- CN206834308U CN206834308U CN201720683249.6U CN201720683249U CN206834308U CN 206834308 U CN206834308 U CN 206834308U CN 201720683249 U CN201720683249 U CN 201720683249U CN 206834308 U CN206834308 U CN 206834308U
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Abstract
The utility model provides a kind of Meta Materials filter structure, antenna house and antenna system.Wherein, Meta Materials filter structure includes：The substrate that multiple laminations are set；At least one conductive geometry layer, each conductive geometry layer is arranged on corresponding substrate, conductive geometry layer includes multiple conductive units being arranged in order, conductive unit includes conducting ring and the conducting strip on the inside of conducting ring, wherein, conducting strip is arranged at intervals with conducting ring, and multiple conducting ring connections are set.The utility model solves the problems, such as that antenna house made of homogenous material in the prior art can not effectively end the electromagnetic wave outside X-band.
Description
Technical field
Antenna system technical field is the utility model is related to, in particular to a kind of Meta Materials filter structure, antenna house
And antenna system.
Background technology
Antenna system is typically provided with antenna house.The purpose for setting antenna house is to protect an antenna from wind and rain, ice and snow, sand and dust
With the influence of the external environment condition such as solar radiation, make antenna system service behaviour more stable, reliable.Meanwhile antenna house can be with
Mitigate abrasion, corrosion and the aging of antenna, the service life of extension antenna.
In the prior art, antenna house is generally made up of low-loss homogenous material.The wave transparent performance comparision of homogenous material is equal
One, the electromagnetic wave of working frequency range and successive bands is both transparent for antenna house.Therefore, antenna house can not be to the electricity beyond working frequency range
Magnetic wave is effectively suppressed so that the normal work of the easy potato masher antenna of electromagnetic wave outside working frequency range.When working frequency range is X ripples
Between 8GHz to 12GHz, antenna house made of homogenous material can not effectively end Duan Shi, i.e. working frequency range wave frequency
Electromagnetic wave outside X-band.
Utility model content
Main purpose of the present utility model is to provide a kind of Meta Materials filter structure, antenna house and antenna system, with solution
The problem of certainly antenna house made of homogenous material can not effectively end the electromagnetic wave outside X-band in the prior art.
To achieve these goals, according to one side of the present utility model, there is provided a kind of Meta Materials filter structure, surpass
Material filter structure includes：The substrate that multiple laminations are set；At least one conductive geometry layer, each conductive geometry layer
Corresponding to being arranged on substrate, conductive geometry layer includes multiple conductive units being arranged in order, and conductive unit includes conduction
Ring and the conducting strip on the inside of conducting ring, wherein, conducting strip is arranged at intervals with conducting ring, and multiple conducting ring connections are set.
Further, projection of the conductive unit on multiple conductive geometry layers on stacked direction at least partly weight
It is folded.
Further, the geometric center point of conducting ring overlaps with the geometric center point of conducting strip.
Further, conducting ring is polygon ring, and two conducting rings being connected to each other of arbitrary neighborhood are total to side.
Further, conducting ring is square ring.
Further, multiple conductive units of conductive geometry layer rectangular array on substrate is arranged.
Further, the outer peripheral length of side of conducting ring is L1, and the distance between the outward flange of conducting ring and inward flange are
H1, wherein, 4.9mm≤L1≤6mm, 0.36mm≤H1≤0.44mm.
Further, conducting ring is regular hexagon ring.
Further, multiple conductive units of conductive geometry layer are set on substrate in honeycomb arrangement.
Further, the outer peripheral length of side of conducting ring is L3, and the distance between the outward flange of conducting ring and inward flange are
H4, wherein, 2.7mm≤L3≤3.3mm, 0.31mm≤H4≤0.39mm.
Further, conducting strip is polygon or circle.
Further, conducting strip is circular, a diameter of D of conducting strip, wherein, 3.06mm≤D≤3.74mm.
Further, conducting strip is square.
Further, the length of side of conducting strip is L2, wherein, 3.6mm≤L2≤4.4mm.
Further, the thickness of conductive geometry layer is H2, wherein, 0.016mm≤H2≤0.02mm.
Further, the thickness of substrate is H3, wherein, 0.9mm≤H3≤1.1mm.
According to other side of the present utility model, there is provided a kind of antenna house, including Meta Materials filter structure, Meta Materials
Filter structure is foregoing Meta Materials filter structure.
According to 3rd of the present utility model aspect, there is provided a kind of antenna system, including antenna and be located on antenna
Antenna house, antenna house is foregoing antenna house.
Using the technical solution of the utility model, multiple conducting rings link together, and are equivalent to inductance, can suppress low frequency
The electromagnetic wave of section passes through；Spaced conducting ring and conducting strip are equivalent to lc circuit, the height outside equivalent lc circuit resonant frequency
Frequency range electromagnetic wave is suppressed, and the electromagnetic wave near equivalent lc circuit resonant frequency has good wave.Therefore, super material
Material filter structure has good wave transparent performance in X-band, and has good cut-off in the frequency band below and above X-band
Energy.The antenna house made of above-mentioned Meta Materials filter structure can not only ensure the high-transmission rate of X-band electromagnetic wave, and can be with
Electromagnetic wave effectively outside cut-off X-band.
Brief description of the drawings
The Figure of description for forming the part of the application is used for providing further understanding to of the present utility model, this practicality
New schematic description and description is used to explain the utility model, does not form to improper restriction of the present utility model.
In the accompanying drawings：
Fig. 1 shows the dimensional structure diagram of the embodiment according to Meta Materials filter structure of the present utility model；
Fig. 2 shows cuing open for the embodiment one of the conductive unit of conductive geometry layer in Fig. 1 Meta Materials filter structure
View；
Fig. 3 shows the front view of the conductive geometry layer of Fig. 1 Meta Materials filter structure；
Fig. 4 shows cuing open for the embodiment two of the conductive unit of conductive geometry layer in Fig. 1 Meta Materials filter structure
View；
Fig. 5 shows cuing open for the embodiment three of the conductive unit of conductive geometry layer in Fig. 1 Meta Materials filter structure
View；
Fig. 6 shows the inserting when H mode (TE ripples) that frequency is 0 to 20GHZ is irradiated to Fig. 1 Meta Materials filter structure
Enter damage curve；And
Fig. 7 shows the inserting when transverse magnetic wave (TM ripples) that frequency is 0 to 20GHZ is irradiated to Fig. 1 Meta Materials filter structure
Enter damage curve.
Wherein, above-mentioned accompanying drawing marks including the following drawings：
10th, substrate；20th, conductive geometry layer；21st, conductive unit；211st, conducting ring；212nd, conducting strip.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Describe the utility model in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
It is noted that described further below is all exemplary, it is intended to provides further instruction to the application.It is unless another
Indicate, all technologies used herein and scientific terminology are with usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.The description only actually at least one exemplary embodiment is illustrative to be never used as to this practicality below
New and its application or any restrictions used.Based on the embodiment in the utility model, those of ordinary skill in the art are not having
There is the every other embodiment made and obtained under the premise of creative work, belong to the scope of the utility model protection.
It can not effectively end electromagnetic wave outside X-band to solve antenna house made of homogenous material of the prior art
The problem of, the utility model provides a kind of Meta Materials filter structure, antenna house and antenna system.
In the utility model and embodiment of the present utility model, antenna system includes antenna and the day being located on antenna
Irdome.
In the utility model and embodiment of the present utility model, antenna house includes Meta Materials filter structure.
Alternatively, antenna house is surrounded by Meta Materials filter structure.
In embodiment of the present utility model, Meta Materials filter structure includes substrate 10 and the multiple conductions that multiple laminations are set
Geometry layer 20.Multiple conductive geometry layers 20 are arranged alternately successively with multiple substrates 10, each conductive geometry layer
20 are arranged on corresponding substrate 10.Conductive geometry layer 20 includes multiple conductive units 21 being arranged in order.Conductive unit
21 include conducting ring 211 and the conducting strip 212 positioned at the inner side of conducting ring 211.Wherein, conducting strip 212 is spaced with conducting ring 211
Set, multiple connections of conducting ring 211 are set.
By above-mentioned setting, multiple conducting rings 211 link together, and are equivalent to inductance, can suppress the electromagnetism of low-frequency range
Ripple passes through；Spaced conducting ring 211 and conducting strip 212 are equivalent to lc circuit, the high frequency outside equivalent lc circuit resonant frequency
Section electromagnetic wave is suppressed, and the electromagnetic wave near equivalent lc circuit resonant frequency has good wave.Therefore, it is above-mentioned super
Material filter structure has good wave transparent performance in X-band, and has good cut-off in the frequency band below and above X-band
Performance.Antenna house can not only ensure the high-transmission rate of X-band electromagnetic wave, Er Qieke made of above-mentioned Meta Materials filter structure
Effectively to end the electromagnetic wave outside X-band.
Further, multiple substrates 10 can improve the mechanical strength of Meta Materials filter structure.Multiple conductive geometry are set
Structure sheaf 20 can improve the cutoff performance of Meta Materials filter structure.
Specifically, each conductive geometry layer 20 is arranged at two substrates adjacent with the conductive geometry layer 20
Between 10.
Compared with conductive geometry layer 20 is arranged at the outside of substrate 10, conductive geometry layer 20 is arranged on adjacent two
Conductive geometry layer 20 can be avoided to damage between individual substrate 10, influence filtering performance.Meanwhile between two neighboring substrate 10
One conductive geometry layer 20 is only set, can avoid that there are multiple conductive geometry layers 20 between two neighboring substrate 10
When, multiple conductive geometry layers 20 are difficult to be bonded or interfered, influence Meta Materials filter structure mechanical coupling strength and
Filter effect.
Alternatively, multiple conducting rings 211 are formed in one structure.
So, the bonding strength of multiple conducting rings 211 can be improved, avoids Meta Materials filter structure by external impact
When, conducting ring 211 disconnects.
Alternatively, the material of conductive geometry layer 20 can be metal, conductive plastics, conductive rubber, conductive composite wood
Material, conducting liquid, conductive powder or other it is conductive can material.
Alternatively, substrate 10 is by one in ceramic material, high polymer material, ferroelectric material, ferrite material or ferromagnetic material
Kind is made.
Preferably, the shape and size of multiple conductive units 21 on each conductive geometry layer 20 are identical, multiple to lead
Electric unit 21 is according to the quantity of every row conductive unit 21 is identical or the quantity identical mode of each column conductive unit 21 arranges.
Alternatively, the thickness of multiple substrates 10 is identical, and the thickness of multiple conductive geometry layers 20 is identical.
It is of course also possible to according to the demand to filtering performance, set multiple substrates 10 that there are different thickness, multiple conductions
Geometry layer 20 also has different thickness.
In embodiment of the present utility model, the conductive unit 21 on multiple conductive geometry layers 20 is on stacked direction
Project least partially overlapped.
In above-mentioned setting, projection of multiple conductive units 21 on stacked direction is least partially overlapped can to reduce low-frequency range
With the transmissivity of high band electromagnetic wave, so as to improve cutoff performance of the Meta Materials filter structure in inoperative frequency range.
Alternatively, the conductive unit 21 on each conductive geometry layer 20 is according to identical regular array.Multiple conductions
Geometry layer 20 is completely overlapped on stacked direction, and co-located conduction is single on multiple conductive geometry layers 20
Projection of the member 21 on stacked direction is completely overlapped.
So, the transmissivity of low-frequency range and high band electromagnetic wave can be greatly reduced, so as to which material filtering knot be substantially improved
Cutoff performance of the structure in inoperative frequency range.
Certainly, in embodiment of the present utility model, Meta Materials filter structure can also include multiple substrates being stacked
10 and a conductive geometry layer 20.
As shown in figure 1, in embodiment of the present utility model, Meta Materials filter structure includes two substrates 10 and is arranged on two
A conductive geometry layer 20 between individual substrate 10.
By above-mentioned setting, Meta Materials filter structure is three-decker, one conductive geometry of sandwiched between two substrates 10
Structure sheaf 20.Two substrates 10 can make Meta Materials filter structure have preferable mechanical performance, only set a conductive geometry
Structure sheaf 20 can make Meta Materials filter structure have good transmissivity in working band, and can mitigate weight, simplification
Structure.
Preferably, as shown in Fig. 2 in embodiment of the present utility model, the geometric center point and conducting strip of conducting ring 211
212 geometric center point overlaps.
Above-mentioned setting can form uniform gap between conducting ring 211 and conducting strip 212, be easy to control and adjust
The resonant frequency of lc circuit is imitated, makes Meta Materials filter structure that there is more preferable X-band band logical wave transparent performance.
In embodiment of the present utility model, conducting ring 211 is polygon ring, and two conductions being connected to each other of arbitrary neighborhood
It is very close to each other between ring 211.
By above-mentioned setting, due to very close to each other between two polygon conducting rings 211 being connected to each other of arbitrary neighborhood,
In conductive geometry layer 20, except the outer peripheral conductive unit 21 positioned at conductive geometry layer 20, conductive geometry
Each conductive unit 21 inside layer 20 is connected with adjacent conductive unit 21, so that multiple conductive units 21 form the cycle
Property arrangement, and the region where whole conductive geometry layer 20 is completely covered.This way it is possible to avoid electromagnetic wave is from two neighboring
Transmitted between conductive unit 21, improve bandpass filtering effect of the Meta Materials filter structure in X-band.
Specifically, polygon can be triangle, quadrangle, hexagon, octagon, but be not limited to above-mentioned shape.
Preferably, as shown in Fig. 2 in embodiment of the present utility model, conducting ring 211 is square ring.
Above-mentioned setting can connect in order to multiple conducting rings 211, and there is the equivalent inductance of formation preferable low-frequency range to end
Performance.
In the unshowned alternate embodiment of accompanying drawing, conducting ring 211 can also be straight-flanked ring, i.e., the length of conducting ring 211 and
It is wide unequal.
As shown in figure 3, in embodiment of the present utility model, multiple conductive units 21 of conductive geometry layer 20 are in substrate
Rectangular array is arranged on 10.
Specifically, often the quantity of row conductive unit 21 is identical in conductive geometry layer 20, the number of each column conductive unit 21
Amount is also identical, and the quadrangle outward flange of two neighboring conductive unit 21 is connected with each other.
As shown in Fig. 2 in embodiment of the present utility model, when conducting ring 211 is square ring, conducting ring 211
The outer peripheral length of side is L1, and the distance between the outward flange of conducting ring 211 and inward flange are H1, wherein, 4.9mm≤L1≤6mm,
0.36mm≤H1≤0.44mm。
As shown in figure 4, in alternate embodiment of the present utility model, conducting ring 211 can also be regular hexagon ring.
When conducting ring 211 is regular hexagon ring, multiple conductive units 21 of conductive geometry layer 20 are on the substrate 10
Set in honeycomb arrangement.
As shown in figure 4, in embodiment of the present utility model, when conducting ring 211 is regular hexagon ring, conducting ring 211
The outer peripheral length of side is L3, and the distance between the outward flange of conducting ring 211 and inward flange are H4, wherein, 2.7mm≤L3≤
3.3mm, 0.31mm≤H4≤0.39mm.
As shown in Figure 4 and Figure 5, in embodiment of the present utility model, conducting strip 212 can be polygon or circle.
As shown in Fig. 2 conducting strip 212 is square.
When conducting strip 212 is square, the length of side of conducting strip 212 is L2, wherein, 3.6mm≤L2≤4.4mm.
As shown in figure 4, when conducting strip 212 is regular hexagon.
When conducting strip 212 is regular hexagon, the length of side of conducting strip 212 is L4, wherein, 1.8mm≤L4≤2.2mm.
As shown in figure 5, when conducting strip 212 is circular, a diameter of D of conducting strip 212, wherein, 3.06mm≤D≤
3.74mm。
Preferably, conducting ring 211 is identical with the while number of conducting strip 212 in number, and each side of conducting ring 211 and conducting strip
212 each side be arranged in parallel correspondingly.
So, uniform gap can be formed between conducting strip 212 and conducting ring 211, is easy to control equivalent LC loops
Filtering performance.
As shown in figure 1, in embodiment of the present utility model, the thickness of conductive geometry layer 20 is H2, wherein,
0.016mm≤H2≤0.02mm。
The thickness H2 of conductive geometry layer 20 within the above range, can both ensure the X-band of Meta Materials filter structure
Bandpass filtering performance, can make the lighter in weight of Meta Materials filter structure again, and structure is more compact.
Preferably, the thickness H2 of conductive geometry layer 20 is 0.018mm.
As shown in figure 1, in embodiment of the present utility model, the thickness of substrate 10 is H3, wherein, 0.9mm≤H3≤
1.1mm。
The thickness H3 of substrate 10 within the above range, can both ensure that Meta Materials filter structure has enough machinery strong
Degree, can make the lighter in weight of Meta Materials filter structure again, and structure is more compact.
Preferably, the thickness H3 of substrate 10 is 1mm.
Embodiment one
As shown in Fig. 2 in embodiment one of the present utility model, Meta Materials filter structure includes two substrates 10 and set
A conductive geometry layer 20 between two substrates 10.The relative dielectric constant of the material of substrate 10 is 4.9, insertion damage
Consume for 0.025dB, the thickness H3 of substrate 10 is 1mm.The material of conductive geometry layer 20 is copper, and thickness H2 is 0.018mm.Lead
The conducting ring 211 of electric unit 21 is square ring.As shown in figure 3, multiple conductive units 21 rectangular array on the substrate 10
Arrangement.The outer peripheral length of side L1 of conducting ring 211 is 5.5mm, and outward flange and the distance between the inward flange H1 of conducting ring 211 are
0.4mm.Conducting strip 212 is square, and the length of side L2 of conducting strip 212 is 4mm.The geometric center point of conducting ring 211 and conduction
The geometric center point of piece 212 overlaps.The frame of conducting ring 211 is parallel with the side of conducting strip 212, in conducting ring 211 and conducting strip
Uniform gap is formed between 212.
Fig. 6 shows the Meta Materials filtering knot that the H mode (TE ripples) that frequency is 0 to 20GHZ is irradiated in above-described embodiment
Insertion loss curve during structure；Fig. 7 shows that the transverse magnetic wave (TM ripples) that frequency is 0 to 20GHZ is irradiated in above-described embodiment
Insertion loss curve during Meta Materials filter structure.Wherein, insertion loss is also referred to as electromagnetic transmission coefficient.
As can be seen from Figures 6 and 7, when electromagnetic wave (TE moulds, TM moulds) is irradiated to material, in 9.5-10.5GHz wave bands
Electromagnetic transmission coefficient value is more than -1dB, and electromagnetic wave wave transmission rate is very high.When electromagnetic wave is 9.8GHz, electromagnetic transmission coefficient reaches
To maximum, illustrate the reflection parameters very little in this frequency domain.And frequency is below 8.3GH, and more than 14.1GHz
Electromagnetic transmission coefficient is respectively less than -3dB.As can be seen from the above results, the Meta Materials filter structure in above-described embodiment is in X ripples
There is good wave transparent performance in section, there is good Out-of-band rejection effect outside X-band.
Embodiment two
As shown in figure 4, the difference of embodiment two of the present utility model and embodiment one is：Conductive unit 21 is led
Electric ring 211 is regular hexagon ring.Multiple conductive units 21 are in honeycomb arrangement on the substrate 10.Conducting ring 211 it is outer peripheral
Length of side L3 is 3mm, and the distance between the outward flange of conducting ring 211 and inward flange H4 are 0.35mm.Conducting strip 212 is positive six side
Shape, the length of side L4 of conducting strip 212 is 2mm.
The other structures of embodiment two of the present utility model are identical with embodiment one.
Embodiment three
As shown in figure 5, the difference of embodiment three of the present utility model and embodiment one is：Conducting strip 212 is circle
Shape, the diameter D of conducting strip 212 is 3.4mm.The geometric center point of conducting ring 211 overlaps with the geometric center point of conducting strip 212.
The other structures of embodiment three of the present utility model are identical with embodiment one.
The protection materials related to electromagnetism, generally to meet both sides performance requirement：On the one hand enough machines are needed
Tool intensity is to protect the elements such as antenna therein；On the other hand to ensure that the electromagnetic wave in working frequency range has high wave.I.e.
Claimed material can protect the equipment of inside, and not influence the transmission characteristic of electromagnetic wave.
Low-loss material of the prior art has very high wave transmission rate, and with the change of frequency, wave transparent performance change
Less.In order to ensure the efficient penetrability of electromagnetic wave, typically material thickness design is carried out using half-wavelength is theoretical in the prior art.
When half-wavelength theory is 1/2 that material thickness is working frequency range electromagnetic wavelength, the wave transmission rate of electromagnetic wave is best.But due to material
Thickness is related to working frequency range wavelength, it is difficult to ensure that good wide-band and wave-absorbing performance.
In the prior art, antenna house is typically to be made up of low-loss homogenous material.It is general to utilize half for homogenous material
Wavelength is theoretical, according to the different thickness for changing material of operating frequency of antenna, adjusts its response of wave transparent to incident electromagnetic wave.Cause
This, there is both sides in antenna house of the prior art, one is can cause antenna when incident electromagnetic wave wave band is relatively low
Cover thickness is excessive, and then weight is bigger than normal；The second is the wave transparent performance comparision of homogenous material is homogeneous, wave transparent in working frequency range, with work
Make that also there is higher wave in the frequency range of adjacent frequency bands.The easy potato masher antenna of Electromgnetically-transparent outside working frequency range it is normal
Work, therefore, antenna house of the prior art can only be played a part of protecting antenna, can influence the property of antenna to a certain extent
Energy.
Meta Materials filter structure of the present utility model is low by conductive geometry layer by multiple-level stack technology paving
On the substrate of loss.Antenna house has higher transmission in working frequency range made of Meta Materials filter structure of the present utility model
Rate, antenna system normal work is better ensured that, while there is higher mechanical strength.Meta Materials filter structure is added to general
In the substrate of logical material, the electromagnetic response of Meta Materials filter structure is modulated by modulating the electromagnetic response of conductive unit, and then
The electromagnetic wave of incidence is modulated, makes total that there is higher wave transparent performance in working frequency range, while in inoperative frequency
Section has good cutoff performance.The multilayer material being made up of in the utility model metal micro structure and conventional material, on the one hand
Ensure that the high wave transparent in working frequency range, on the other hand to working frequency range outside signal serve the effect of filtering, be antenna
Normal work provides more preferable environmental protection.Pass through the shape or chi for selecting different baseplate materials, adjusting conductive unit
It is very little, enable whole Meta Materials filter structure that there is fully reflective, absorbing property or wave transparent performance in some frequency band.
Meta Materials filter structure of the present utility model can be also used for manufacturing the containment vessel of other products related to electromagnetism.
Specifically, the related product of electromagnetism can be radar or frequency selector etc..
As can be seen from the above description, the utility model the above embodiments realize following technique effect：It is multiple
Conducting ring links together, and is equivalent to inductance, and the electromagnetic wave that can suppress low-frequency range passes through；Spaced conducting ring and conduction
Piece is equivalent to lc circuit, and the high band electromagnetic wave outside equivalent lc circuit resonant frequency is suppressed, and in equivalent lc circuit resonance frequency
Electromagnetic wave near rate has good wave.Therefore, Meta Materials filter structure has good wave transparent performance in X-band,
And there is good cutoff performance in the frequency band below and above X-band.The antenna house made of above-mentioned Meta Materials filter structure
The high-transmission rate of X-band electromagnetic wave can not only be ensured, and can effectively end the electromagnetic wave outside X-band.
It should be noted that term used herein above is merely to describe embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in this manual using term "comprising" and/or " bag
Include " when, it indicates existing characteristics, step, operation, device, component and/or combinations thereof.
It should be noted that term " first " in the description and claims of this application and above-mentioned accompanying drawing, "
Two " etc. be for distinguishing similar object, without for describing specific order or precedence.It should be appreciated that so use
Data can exchange in the appropriate case, so that presently filed embodiment described herein can be with except illustrating herein
Or the order beyond those of description is implemented.
Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, for this
For the technical staff in field, the utility model can have various modifications and variations.It is all in the spirit and principles of the utility model
Within, any modification, equivalent substitution and improvements made etc., it should be included within the scope of protection of the utility model.
Claims (18)
1. a kind of Meta Materials filter structure, it is characterised in that the Meta Materials filter structure includes：
The substrate (10) that multiple laminations are set；
At least one conductive geometry layer (20), each conductive geometry layer (20) are arranged on the corresponding substrate
(10) on, the conductive geometry layer (20) includes multiple conductive units (21) being arranged in order, the conductive unit (21)
Conducting strip (212) including conducting ring (211) and on the inside of the conducting ring (211), wherein, the conducting strip (212)
It is arranged at intervals with the conducting ring (211), multiple conducting ring (211) connections are set.
2. Meta Materials filter structure according to claim 1, it is characterised in that multiple conductive geometry layers (20)
On projection of the conductive unit (21) on stacked direction it is least partially overlapped.
3. Meta Materials filter structure according to claim 1 or 2, it is characterised in that in the geometry of the conducting ring (211)
The heart is selected to be overlapped with the geometric center point of the conducting strip (212).
4. Meta Materials filter structure according to claim 1 or 2, it is characterised in that the conducting ring (211) is polygon
Ring, and the common side of the conducting ring (211) that arbitrary neighborhood two is connected to each other.
5. Meta Materials filter structure according to claim 4, it is characterised in that the conducting ring (211) is square
Ring.
6. Meta Materials filter structure according to claim 5, it is characterised in that the conductive geometry layer (20) it is more
The individual conductive unit (21) rectangular array on the substrate (10) is arranged.
7. Meta Materials filter structure according to claim 5, it is characterised in that the conducting ring (211) it is outer peripheral
The length of side is L1, and the distance between the outward flange of the conducting ring (211) and inward flange are H1, wherein, 4.9mm≤L1≤6mm,
0.36mm≤H1≤0.44mm。
8. Meta Materials filter structure according to claim 4, it is characterised in that the conducting ring (211) is regular hexagon
Ring.
9. Meta Materials filter structure according to claim 8, it is characterised in that the conductive geometry layer (20) it is more
The individual conductive unit (21) is set on the substrate (10) in honeycomb arrangement.
10. Meta Materials filter structure according to claim 8, it is characterised in that the conducting ring (211) it is outer peripheral
The length of side is L3, and the distance between the outward flange of the conducting ring (211) and inward flange are H4, wherein, 2.7mm≤L3≤3.3mm,
0.31mm≤H4≤0.39mm。
11. Meta Materials filter structure according to claim 1 or 2, it is characterised in that the conducting strip (212) is polygon
Shape or circle.
12. Meta Materials filter structure according to claim 11, it is characterised in that the conducting strip (212) is circular, institute
A diameter of D of conducting strip (212) is stated, wherein, 3.06mm≤D≤3.74mm.
13. Meta Materials filter structure according to claim 11, it is characterised in that the conducting strip (212) is square.
14. Meta Materials filter structure according to claim 13, it is characterised in that the length of side of the conducting strip (212) is
L2, wherein, 3.6mm≤L2≤4.4mm.
15. Meta Materials filter structure according to claim 1 or 2, it is characterised in that the conductive geometry layer (20)
Thickness be H2, wherein, 0.016mm≤H2≤0.02mm.
16. Meta Materials filter structure according to claim 1 or 2, it is characterised in that the thickness of the substrate (10) is
H3, wherein, 0.9mm≤H3≤1.1mm.
17. a kind of antenna house, including Meta Materials filter structure, it is characterised in that the Meta Materials filter structure is claim 1
To the Meta Materials filter structure any one of 16.
18. a kind of antenna system, including antenna and the antenna house that is located on the antenna, it is characterised in that the antenna house
For the antenna house described in claim 17.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720683249.6U CN206834308U (en) | 2017-06-13 | 2017-06-13 | Meta Materials filter structure, antenna house and antenna system |
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|---|---|---|---|
| CN201720683249.6U CN206834308U (en) | 2017-06-13 | 2017-06-13 | Meta Materials filter structure, antenna house and antenna system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108539430A (en) * | 2018-02-09 | 2018-09-14 | 曲阜师范大学 | Meta Materials with single-pass band and bilateral absorption band |
| CN108847530A (en) * | 2018-06-22 | 2018-11-20 | 西安电子科技大学 | A kind of triangular pyramid has the super skin antenna cover of beam alignmetn function |
| CN109390692A (en) * | 2018-11-28 | 2019-02-26 | 航天科工武汉磁电有限责任公司 | A kind of single-pass band bilateral absorbing meta-material antenna house and its application, aircraft |
| CN110380228A (en) * | 2019-07-23 | 2019-10-25 | 中国科学技术大学 | A kind of wave absorbing device part based on reflectionless filter principle |
| CN111697333A (en) * | 2020-06-01 | 2020-09-22 | 东风汽车集团有限公司 | Metamaterial antenna housing |
| CN111864400A (en) * | 2020-07-15 | 2020-10-30 | 航天材料及工艺研究所 | Novel metamaterial structure and preparation method thereof |
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| CN109390692A (en) * | 2018-11-28 | 2019-02-26 | 航天科工武汉磁电有限责任公司 | A kind of single-pass band bilateral absorbing meta-material antenna house and its application, aircraft |
| CN109390692B (en) * | 2018-11-28 | 2021-01-12 | 航天科工武汉磁电有限责任公司 | Single-passband bilateral wave-absorbing metamaterial antenna housing and application thereof and aircraft |
| CN110380228A (en) * | 2019-07-23 | 2019-10-25 | 中国科学技术大学 | A kind of wave absorbing device part based on reflectionless filter principle |
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| CN111864400A (en) * | 2020-07-15 | 2020-10-30 | 航天材料及工艺研究所 | Novel metamaterial structure and preparation method thereof |
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