CN204706646U - Meta Materials filter structure and there is its metamaterial antenna cover and antenna system - Google Patents
Meta Materials filter structure and there is its metamaterial antenna cover and antenna system Download PDFInfo
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- CN204706646U CN204706646U CN201520460605.9U CN201520460605U CN204706646U CN 204706646 U CN204706646 U CN 204706646U CN 201520460605 U CN201520460605 U CN 201520460605U CN 204706646 U CN204706646 U CN 204706646U
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Abstract
The utility model provides a kind of Meta Materials filter structure and has its metamaterial antenna cover and antenna system.This Meta Materials filter structure comprises: substrate; Be arranged on the multilayer conductive geometry layer on substrate, between each layer conduction geometry layer, interval is arranged, wherein, each conduction geometry layer comprises multiple network structure part and multiple connector, multiple network structure parts of each conduction geometry layer are divided into multiple network structure row, connected by connector conduction between adjacent two network structure parts in each network structure row, the small part that is projected to of the network structure part in the network structure row of adjacent two-layer conduction geometry layer overlaps.Application the technical solution of the utility model can to solve in prior art Meta Materials filter structure to the problem of the electromagnetic inhibition difference outside working frequency range, and make the TE ripple of the working frequency range of this Meta Materials filter structure incident produce low pass wave transparent function, and make the TM ripple of working frequency range cannot wave transparent.
Description
Technical field
The utility model relates to antenna filtering field, in particular to a kind of Meta Materials filter structure and metamaterial antenna cover and the antenna system with it.
Background technology
Generally, antenna system all can be provided with filter structure.The object of filter structure protects antenna system from the impact of wind and rain, ice and snow, sand and dust and solar radiation etc., makes antenna system service behaviour more stable, reliable.Alleviate the wearing and tearing of antenna system, corrosion and aging simultaneously, increase the service life.But radome is the barrier before antenna, can produces aerial radiation ripple and absorb and reflection, change the free space Energy distribution of antenna, and affect the electric property of antenna to a certain extent.
Filter structure of the prior art is made up of pure material, the wave penetrate capability of pure material is more homogeneous, in working frequency range or the equal wave transparent of successive bands, cause antenna effectively cannot to suppress the electromagnetic wave beyond working frequency range, make the normal work of the easy potato masher antenna of the wave transparent outside working frequency range.And, do not have in prior art and produce low pass wave transparent function when TE ripple (directly to ripple) is incident, and cannot the filter structure of wave transparent by reflecting when TM ripple (lateral wave) incidence.
Utility model content
Main purpose of the present utility model is the metamaterial antenna cover and the antenna system that provide a kind of Meta Materials filter structure and have it, to solve in prior art Meta Materials filter structure to the problem of the electromagnetic inhibition difference outside working frequency range, and make the TE ripple of the working frequency range of this Meta Materials filter structure incident produce low pass wave transparent function, and make the TM ripple of working frequency range cannot wave transparent.
To achieve these goals, according to an aspect of the present utility model, provide a kind of Meta Materials filter structure, comprising: substrate; Be arranged on the multilayer conductive geometry layer on substrate, between each layer conduction geometry layer, interval is arranged, wherein, each conduction geometry layer comprises multiple network structure part and multiple connector, multiple network structure parts of each conduction geometry layer are divided into multiple network structure row, connected by connector conduction between adjacent two network structure parts in each network structure row, the small part that is projected to of the network structure part in the network structure row of adjacent two-layer conduction geometry layer overlaps.
Further, the rectangular array distribution of multiple network structure parts, and connector is connected to the middle part on relative two limits of adjacent two network structure parts of the same network structure row of same layer conduction geometry layer.
Further, multilayer conductive geometry layer comprises the first conduction geometry layer, the second conduction geometry layer and the 3rd conduction geometry layer, and the geometric center and the 3rd of the geometric center of each network structure part of the first conduction geometry layer, the corresponding netted structural member of the second conduction geometry layer is conducted electricity the geometric center three of corresponding network structure part of geometry layer and is oppositely arranged.
Further, the network structure part of the network structure part of the first conduction geometry layer, the network structure part of the second conduction geometry layer and the 3rd conduction geometry layer is the network structure part of rectangular mesh.
Further, the network structure part of the first conduction geometry layer is nine lattice network structures of three row three column distributions.
Further, the outline of the network structure part of the first conduction geometry layer has long limit and minor face, and the length of side on this long limit is L1, and the length of side of this minor face is L2,9.0mm≤L1≤12.0mm, 1.0mm≤L2≤3.0mm.
Further, the network structure part of the second conduction geometry layer is matrix pattern network structure.
Further, the outline of the network structure part of the second conduction geometry layer has long limit and minor face, and the length of side on this long limit is L3, and the length of side of this minor face is L4,10.0mm≤L3≤13.0mm, 1.5mm≤L4≤3.5mm.
Further, the network structure part of the 3rd conduction geometry layer is 16 lattice network structures of four lines four column distribution.
Further, the outline of the network structure part of the 3rd conduction geometry layer has long limit and minor face, and the length of side on this long limit is L5, and the length of side of this minor face is L6,11.0mm≤L5≤15.0mm, 2.0mm≤L6≤4.0mm.
Further, substrate comprises the first honeycomb substrate and the second honeycomb substrate, first honeycomb substrate is arranged on the first conduction geometry layer and second and conducts electricity between geometry layer, and the second honeycomb substrate is arranged on the second conduction geometry layer and the 3rd and conducts electricity between geometry layer.
Further, substrate also comprises the first prepreg substrate, the second prepreg substrate, the 3rd prepreg substrate, the 4th prepreg substrate, the 5th prepreg substrate and the 6th prepreg substrate, first conduction geometry layer is folded between the first prepreg substrate and the second prepreg substrate, second conduction geometry layer is folded between the 3rd prepreg substrate and the 4th prepreg substrate, and the 3rd conduction geometry layer is folded between the 5th prepreg substrate and the 6th prepreg substrate.
Further, all there is tack coat between the second prepreg substrate and the first honeycomb substrate, between the first honeycomb substrate and the 3rd prepreg substrate, between the 4th prepreg substrate and the second honeycomb substrate and between the second honeycomb substrate and the 6th prepreg substrate.
According to another aspect of the present utility model, provide a kind of metamaterial antenna cover, comprise aforesaid Meta Materials filter structure.
According to another aspect of the present utility model, provide a kind of antenna system, comprise aforesaid metamaterial antenna cover.
Application the technical solution of the utility model, each layer conduction geometry layer of this Meta Materials filter structure is made up of multiple connector and multiple network structure part, multiple network structure part forms multiple network structure row, connection is conducted electricity successively by connector between the network structure part of each network structure row, wherein, the small part that is projected to of the network structure part of adjacent two-layer conduction geometry layer overlaps.Such Meta Materials filter structure can regulate dielectric constant and the magnetic permeability of filtering, when making electromagnetic wave by this Meta Materials filter structure, the electromagnetism wave energy of working frequency range penetrates expeditiously, the electromagnetic wave of inoperative frequency range can be cut off effectively, thus solves the technical problem of Meta Materials filter structure to the electromagnetic inhibition difference outside working frequency range.Meanwhile, this Meta Materials filter structure makes the wave transparent function of the enough low-pass filtering of the TE wave energy of incident service band, and the TM ripple of the working frequency range of incidence can cannot wave transparent by reflecting.
Accompanying drawing explanation
The Figure of description forming a application's part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 shows the sectional structure schematic diagram of the embodiment according to Meta Materials filter structure of the present utility model;
Fig. 2 shows the distributed architecture schematic diagram of place's network structure part of Fig. 1;
Fig. 3 shows the partial mesh structural member of Fig. 1 and the distributed architecture schematic diagram of connector;
Fig. 4 shows the TE ripple wave transmission effect curve chart of the embodiment of Meta Materials filter structure of the present utility model;
Fig. 5 shows the TM ripple wave transmission effect curve chart of the embodiment of Meta Materials filter structure of the present utility model.
Wherein, above-mentioned accompanying drawing comprises the following drawings mark:
10, substrate; 11, the first honeycomb substrate;
12, the second honeycomb substrate; 13, the first prepreg substrate;
14, the second prepreg substrate; 15, the 3rd prepreg substrate;
16, the 4th prepreg substrate; 17, the 5th prepreg substrate;
18, the 6th prepreg substrate; 20, conduction geometry layer;
201, the first conduction geometry layer; 202, the second conduction geometry layer;
203, the 3rd conduction geometry layer; 21, network structure part;
22, connector; 30, tack coat.
Embodiment
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the utility model in detail in conjunction with the embodiments.
As shown in Figure 1 to Figure 3, present embodiments provide a kind of Meta Materials filter structure, this Meta Materials filter structure comprises substrate 10 and multilayer conductive geometry layer 20.Multilayer conductive geometry layer 20 arranges on the substrate 10, between multilayer conductive geometry layer 20, interval is arranged, wherein, each conduction geometry layer 20 comprises multiple network structure part 21 and multiple connector 22, multiple network structure parts 21 of each conduction geometry layer 20 are divided into multiple network structure row, conducted electricity by connector 22 between adjacent two network structure parts 21 in each network structure row and connect, the small part that is projected to of the network structure part 21 in the network structure row of adjacent two-layer conduction geometry layer 20 overlaps.
Such Meta Materials filter structure can regulate dielectric constant and the magnetic permeability of filtering, when making electromagnetic wave by this Meta Materials filter structure, the electromagnetism wave energy of working frequency range penetrates expeditiously, the electromagnetic wave of inoperative frequency range can be cut off effectively, thus solves the technical problem of Meta Materials filter structure to the electromagnetic inhibition difference outside working frequency range.Meanwhile, this Meta Materials filter structure makes the TE ripple (namely straight to ripple) of incident service band can the wave transparent function of low-pass filtering, and the TM ripple (i.e. lateral wave) of the working frequency range of incidence understand cannot wave transparent by reflecting.
In the present embodiment, the rectangular array distribution of multiple network structure parts 21, and connector 22 is connected to the middle part on relative two limits of adjacent two network structure parts 21 of the same network structure row of same layer conduction geometry layer 20.
Conduction geometry layer 20 can use any electric conducting material, can be the mixture of metal material, such as gold, silver or copper or several metal, preferably copper, and the original form of the metal material used can be solid, liquid, stream-like body or powder; Also can be nonmetallic materials, as electrically conductive ink.When conduction geometry layer 20 is metal material, the mode of welding can be utilized to be connected with connector 22 by network structure part 21.
Again combine see shown in Fig. 1 to Fig. 3, multilayer conductive geometry layer 20 comprises the first conduction geometry layer 201, second conduction geometry layer 202 and the 3rd conduction geometry layer 203, the geometric center of each network structure part 21 of the first conduction geometry layer 201, the geometric center and the 3rd of the corresponding netted structural member 21 of the second conduction geometry layer 202 is conducted electricity the geometric center three of corresponding network structure part 21 of geometry layer 203 and is oppositely arranged, that is, three central points on the same line, and the first conduction geometry layer 201, second conduction geometry layer 202 and the 3rd any one deck conducted electricity in geometry layer 203 are all perpendicular to this straight line.
Preferably, the network structure part 21 of network structure part 21, the second conduction geometry layer 202 of the first conduction geometry layer 201 and the network structure part 21 of the 3rd conduction geometry layer 203 are the network structure part of rectangular mesh.
In the present embodiment, the network structure part 21 of the first conduction geometry layer 201 is the nine lattice network structures (namely this network structure part 21 is nine grids mesh shape) of three row three column distributions, and the network structure part 21 of the second conduction geometry layer 202 is matrix pattern network structure; The network structure part 21 of the 3rd conduction geometry layer 203 is 16 lattice network structures of four lines four column distribution.
As shown in Figure 2, the outline of the network structure part 21 of the first conduction geometry layer 201 has long limit and minor face, and the length of side on this long limit is L1, the length of side of this minor face is L2,9.0mm≤L1≤12.0mm, 1.0mm≤L2≤3.0mm, in the present embodiment, L1=10.6mm, L2=1.6mm.The outline of the network structure part 21 of the second conduction geometry layer 202 has long limit and minor face, and the length of side on this long limit is L3, and the length of side of this minor face is L4,10.0mm≤L3≤13.0mm, 1.5mm≤L4≤3.5mm, in the present embodiment, L3=11.2mm, L4=2.2mm.The outline of the network structure part 21 of the 3rd conduction geometry layer 203 has long limit and minor face, and the length of side on this long limit is L5, and the length of side of this minor face is L6,11.0mm≤L5≤15.0mm, 2.0mm≤L6≤4.0mm, in the present embodiment, L5=13.0mm, L6=2.8mm.
In the present embodiment, the distance range on the relative both sides of the adjacent web structure of adjacent two network structures row on the first conduction geometry layer 201 is between 2.0mm to 3.0mm, be preferably 2.4mm, in the first conduction geometry layer 201, distance range between minor face relative between adjacent two network structure parts 21 on same network structure row, between 2.0mm to 3.0mm, is preferably 2.4mm.The distance range on the relative both sides of the adjacent web structure of adjacent two network structures row on the second conduction geometry layer 202 is between 1.5mm to 2.5mm, be preferably 1.8mm, in the second conduction geometry layer 202, distance range between minor face relative between adjacent two network structure parts 21 on same network structure row, between 1.5mm to 2.5mm, is preferably 1.8mm.The distance range on the relative both sides of the adjacent web structure of adjacent two network structures row on the 3rd conduction geometry layer 203 is between 1.0mm to 1.5mm, be preferably 1.2mm, in the 3rd conduction geometry layer 203, distance range between minor face relative between adjacent two network structure parts 21 on same network structure row, between 2.5mm to 3.5mm, is preferably 3.0mm.
As shown in Figure 1, substrate 10 comprises the first honeycomb substrate 11 and the second honeycomb substrate 12, first honeycomb substrate 11 is arranged on the first conduction geometry layer 201 and second and conducts electricity between geometry layer 202, and the second honeycomb substrate 12 is arranged on the second conduction geometry layer 202 and the 3rd and conducts electricity between geometry layer 203.Particularly, substrate 10 also comprises the first prepreg substrate 13, second prepreg substrate 14, the 3rd prepreg substrate 15, the 4th prepreg substrate 16, the 5th prepreg substrate 17 and the 6th prepreg substrate 18, first conduction geometry layer 201 is folded between the first prepreg substrate 13 and the second prepreg substrate 14, second conduction geometry layer 202 is folded between the 3rd prepreg substrate 15 and the 4th prepreg substrate 16, and the 3rd conduction geometry layer 203 is folded between the 5th prepreg substrate 17 and the 6th prepreg substrate 18.Like this, in the Meta Materials filter structure after having assembled, putting in order of each layer conducts electricity geometry layer the 202, the 4th prepreg substrate 16, second honeycomb substrate 12, the 5th prepreg substrate 17, the 3rd conduction geometry layer 203 and the 6th prepreg substrate 18 for: the first prepreg substrate 13, first conducts electricity geometry layer 201, second prepreg substrate 14, first honeycomb substrate 11, the 3rd prepreg substrate 15, second.
As shown in Figure 1, the first honeycomb substrate 11 is equal with the thickness H of the second honeycomb substrate 12, and H=3.6mm.And; first prepreg substrate 13 is also equal with the thickness of the 6th prepreg substrate 18; and the thickness of the first prepreg substrate 13 and the 6th prepreg substrate 18 is greater than the thickness of all the other prepreg substrates, the conduction geometry layer 20 of internal layer can be protected so better.The thickness of each layer conduction geometry layer 20 of the present embodiment is 0.018mm.
In the present embodiment, formation network structure part 21 is metallic threadlike with connector 22, and the rugosity size of this metallic threadlike is 0.1mm.
In order to be connected to a fixed between prepreg substrate and honeycomb substrate more easily, therefore, between the second prepreg substrate 14 and the first honeycomb substrate 11, between the first honeycomb substrate 11 and the 3rd prepreg substrate 15, between the 4th prepreg substrate 16 and the second honeycomb substrate 12 and between the second honeycomb substrate 12 and the 6th prepreg substrate 18, all there is tack coat 30.
In the present embodiment, DIELECTRIC CONSTANT ε=1.05 of honeycomb substrate, its proportion of goods damageds loss=0.006; DIELECTRIC CONSTANT ε=3.15 of prepreg substrate, its proportion of goods damageds loss=0.005, DIELECTRIC CONSTANT ε=2.9 of tack coat 30, its proportion of goods damageds loss=0.008.
In order to more easily conduction geometry layer 20 is connected on prepreg substrate, in the present embodiment, between first conduction geometry layer 201 and the first prepreg substrate 121 or first conduct electricity between geometry layer 201 and the second prepreg substrate 122 there is flexible glue layer, between second conduction geometry layer 202 and the 3rd prepreg substrate 123 or second conduct electricity between geometry layer 202 and the 4th prepreg substrate 124 also there is flexible glue layer, wherein, DIELECTRIC CONSTANT ε=3.2 of flexible glue layer, proportion of goods damageds loss=0.002.
The Meta Materials filter structure of application the present embodiment, electromagnetic wave TE ripple in working frequency range produces the wave transparent function of low-pass filtering, and TM ripple then can cannot wave transparent by reflecting.As shown in Figure 4, it is the curve chart of the CST simulated effect of TE ripple, and the S11 curve shown in figure is TE wave reflection energy curve, and S21 curve is the wave transparent energy curve of TE ripple.The Meta Materials filter structure (namely incident angle is zero) of the incident the present embodiment in electromagnetic wave front, TE ripple can wave transparent at below 10.7GHz, and can not wave transparent at more than 11.8GHz.Can know from figure, TE ripple is when below 10.7GHz, and wave transparent energy is higher than-1.1SdB, and when more than 11.8GHz, wave transparent ability is lower than-17.5GHz.As shown in Figure 5, it is the curve chart of the CST simulated effect of TM ripple, and S ' 11 curve shown in figure is TM wave reflection energy curve, and S ' 21 curve is the wave transparent energy curve of TM ripple.Electromagnetic wave is also front this Meta Materials filter structure incident, and can be known by curve in figure, TM ripple cannot wave transparent lower than-17.5GHz at the electromagnetic wave wave transparent energy of more than 15.7GHz.
According to another aspect of the present utility model, provide a kind of metamaterial antenna cover, comprise aforesaid Meta Materials filter structure.
According to another aspect of the present utility model, provide a kind of antenna system, comprise aforesaid metamaterial antenna cover.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.
Claims (15)
1. a Meta Materials filter structure, is characterized in that, comprising:
Substrate (10);
Be arranged on the multilayer conductive geometry layer (20) on described substrate (10), between each layer described conduction geometry layer (20), interval is arranged, wherein, each described conduction geometry layer (20) comprises multiple network structure parts (21) and multiple connector (22), described multiple network structure parts (21) of each described conduction geometry layer (20) are divided into multiple network structure row, connected by described connector (22) conduction between adjacent two described network structure parts (21) in each described network structure row, the small part that is projected to of the described network structure part (21) in the described network structure row of adjacent two-layer described conduction geometry layer (20) overlaps.
2. Meta Materials filter structure according to claim 1, it is characterized in that, the rectangular array distribution of described multiple network structure part (21), and described connector (22) is connected to and conducts electricity the middle part on relative two limits of adjacent two described network structure parts (21) of same network structure row of geometry layer (20) described in same layer.
3. Meta Materials filter structure according to claim 1, it is characterized in that, described multilayer conductive geometry layer (20) comprises the first conduction geometry layer (201), second conduction geometry layer (202) and the 3rd conduction geometry layer (203), the geometric center of each described network structure part (21) of described first conduction geometry layer (201), the geometric center and the described 3rd of corresponding described network structure part (21) of described second conduction geometry layer (202) is conducted electricity the geometric center three of corresponding described network structure part (21) of geometry layer (203) and is oppositely arranged.
4. Meta Materials filter structure according to claim 3, it is characterized in that, the network structure part (21) of the network structure part (21) of described first conduction geometry layer (201), the network structure part (21) of described second conduction geometry layer (202) and described 3rd conduction geometry layer (203) is the network structure part of rectangular mesh.
5. Meta Materials filter structure according to claim 4, is characterized in that, the network structure part (21) of described first conduction geometry layer (201) is nine lattice network structures of three row three column distributions.
6. Meta Materials filter structure according to claim 5, it is characterized in that, the outline of the network structure part (21) of described first conduction geometry layer (201) has long limit and minor face, the length of side on this long limit is L1, the length of side of this minor face is L2,9.0mm≤L1≤12.0mm, 1.0mm≤L2≤3.0mm.
7. Meta Materials filter structure according to claim 4, is characterized in that, the network structure part (21) of described second conduction geometry layer (202) is matrix pattern network structure.
8. Meta Materials filter structure according to claim 7, it is characterized in that, the outline of the network structure part (21) of described second conduction geometry layer (202) has long limit and minor face, the length of side on this long limit is L3, the length of side of this minor face is L4,10.0mm≤L3≤13.0mm, 1.5mm≤L4≤3.5mm.
9. Meta Materials filter structure according to claim 4, is characterized in that, the 16 lattice network structures that the described 3rd network structure part (21) conducting electricity geometry layer (203) is four lines four column distribution.
10. Meta Materials filter structure according to claim 9, it is characterized in that, the outline of the network structure part (21) of described 3rd conduction geometry layer (203) has long limit and minor face, the length of side on this long limit is L5, the length of side of this minor face is L6,11.0mm≤L5≤15.0mm, 2.0mm≤L6≤4.0mm.
11. Meta Materials filter structures according to claim 3, it is characterized in that, described substrate (10) comprises the first honeycomb substrate (11) and the second honeycomb substrate (12), described first honeycomb substrate (11) is arranged on described first conduction geometry layer (201) and described second and conducts electricity between geometry layer (202), and described second honeycomb substrate (12) is arranged on described second conduction geometry layer (202) and the described 3rd and conducts electricity between geometry layer (203).
12. Meta Materials filter structures according to claim 11, it is characterized in that, described substrate (10) also comprises the first prepreg substrate (13), second prepreg substrate (14), 3rd prepreg substrate (15), 4th prepreg substrate (16), 5th prepreg substrate (17) and the 6th prepreg substrate (18), described first conduction geometry layer (201) is folded between described first prepreg substrate (13) and the second prepreg substrate (14), described second conduction geometry layer (202) is folded between described 3rd prepreg substrate (15) and the 4th prepreg substrate (16), described 3rd conduction geometry layer (203) is folded between described 5th prepreg substrate (17) and described 6th prepreg substrate (18).
13. Meta Materials filter structures according to claim 12, it is characterized in that, between described second prepreg substrate (14) and described first honeycomb substrate (11), between described first honeycomb substrate (11) and described 3rd prepreg substrate (15), between described 4th prepreg substrate (16) and described second honeycomb substrate (12) and between described second honeycomb substrate (12) and described 6th prepreg substrate (18), all there is tack coat (30).
14. 1 kinds of metamaterial antenna cover, comprise filter structure, it is characterized in that, the Meta Materials filter structure of described filter structure according to any one of claim 1 to 13.
15. 1 kinds of antenna systems, comprise radome, it is characterized in that, described radome is metamaterial antenna cover according to claim 14.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106058457A (en) * | 2016-05-13 | 2016-10-26 | 武汉市迅捷时代信息技术有限公司 | Ultra-thin low-pass and frequency-selective metamaterial wave-transparent radome and antenna system thereof |
| CN106058458A (en) * | 2016-05-13 | 2016-10-26 | 武汉市迅捷时代信息技术有限公司 | Broadband intelligent metamaterial large angle wave-transparent radome and antenna system thereof |
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2015
- 2015-06-30 CN CN201520460605.9U patent/CN204706646U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106058457A (en) * | 2016-05-13 | 2016-10-26 | 武汉市迅捷时代信息技术有限公司 | Ultra-thin low-pass and frequency-selective metamaterial wave-transparent radome and antenna system thereof |
| CN106058458A (en) * | 2016-05-13 | 2016-10-26 | 武汉市迅捷时代信息技术有限公司 | Broadband intelligent metamaterial large angle wave-transparent radome and antenna system thereof |
| CN106058457B (en) * | 2016-05-13 | 2019-03-15 | 武汉灵动时代智能技术股份有限公司 | A kind of ultra-thin low pass frequency selects Meta Materials wave transparent antenna house |
| CN106058458B (en) * | 2016-05-13 | 2019-03-15 | 武汉灵动时代智能技术股份有限公司 | A kind of broadband intelligence Meta Materials wide-angle wave transparent antenna house and its antenna system |
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