CN103367907B - High wave transparent metamaterial antenna cover and antenna system - Google Patents
High wave transparent metamaterial antenna cover and antenna system Download PDFInfo
- Publication number
- CN103367907B CN103367907B CN201210094102.5A CN201210094102A CN103367907B CN 103367907 B CN103367907 B CN 103367907B CN 201210094102 A CN201210094102 A CN 201210094102A CN 103367907 B CN103367907 B CN 103367907B
- Authority
- CN
- China
- Prior art keywords
- metamaterial
- substrate
- wave transparent
- antenna cover
- man
- 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.)
- Active
Links
Landscapes
- Details Of Aerials (AREA)
- Aerials With Secondary Devices (AREA)
Abstract
The present invention relates to high wave transparent metamaterial antenna cover and antenna system.The high wave transparent metamaterial antenna cover is covered on antenna, and the metamaterial antenna cover includes at least one metamaterial sheet, and each metamaterial sheet includes the multiple equivalently-sized man-made microstructure of first substrate and array arrangement on the first substrate；The man-made microstructure includes snowflake shape structure, four equivalently-sized in-line structures that the snowflake shape structure includes decussate texture and is separately positioned on four end points of the decussate texture.First substrate can be divided into multiple metamaterial units, and a man-made microstructure is placed with each of which metamaterial unit.The present invention obtains the electromagnetic response for needing so that the wave transparent performance enhancement based on the antenna house of Meta Materials, reflection loss very little by the man-made microstructure for adhering to given shape on substrate；The equiva lent impedance of antenna house realizes the impedance matching with air well close to 1.
Description
Technical field
The present invention relates to antenna house, more particularly, it relates to high wave transparent metamaterial antenna cover and antenna system.
Background technology
Meta Materials, are commonly called as Meta Materials, are a kind of novel artificial synthetic materials, are the substrates and attached by made by nonmetallic materials
On the surface of the substrate or be embedded in what the multiple man-made microstructures inside substrate were constituted.Substrate can be virtually divided into rectangle
Multiple base board units of array arrangement, are attached with man-made microstructure on each base board unit, so as to form a metamaterial unit,
Whole Meta Materials are made up of many such metamaterial units, just as crystal is according to certain arrangement by countless lattices
Constitute.Man-made microstructure in each metamaterial unit can be with identical or incomplete same.Man-made microstructure is by metal
Silk composition with certain geometric plane or stereochemical structure, for example constitute annular, I-shaped tinsel etc..
Due to the presence of man-made microstructure, each metamaterial unit has the electromagnetic property different from substrate itself, therefore
The Meta Materials that all of metamaterial unit is constituted present special response characteristic to electric field and magnetic field；By to man-made microstructure
The different concrete structure of design and shape, thus it is possible to vary the response characteristic of whole Meta Materials.
Generally, antenna system can all be provided with antenna house.The purpose of antenna house is to protect antenna system from wind
The impact of rain, ice and snow, sand and dust and solar radiation etc., makes antenna system service behaviour more stable, reliable.Mitigate aerial system simultaneously
The abrasion of system, corrosion and aging, increase the service life.But antenna house is the barrier before antenna, to aerial radiation ripple meeting
Produce and absorb and reflect, change the free space Energy distribution of antenna, and affect the electric property of antenna to a certain extent.
Prepare at present using dielectric constant and loss angle tangent be low, high mechanical strength material more than the material of antenna house, such as
Fiberglass, epoxy resin, high molecular polymer etc., the dielectric constant of material have unadjustable property.It mostly is uniform single in structure
Wall construction, sandwich and spatial skeleton structure etc., the design of cone wall thickness need to take into account operation wavelength, antenna house size and shape
The factors such as the performance of shape, environmental condition, material therefor in electric and structure, it is more difficult to reach high wave transparent and require.
The content of the invention
The technical problem to be solved in the present invention is, for the defect of the above-mentioned wave transparent poor-performing of prior art, there is provided
A kind of high wave transparent metamaterial antenna cover and antenna system.
The technical solution adopted for the present invention to solve the technical problems is：A kind of high wave transparent metamaterial antenna cover, institute are provided
State high wave transparent metamaterial antenna cover to cover on antenna, the metamaterial antenna cover includes at least one metamaterial sheet, each
Metamaterial sheet includes the multiple equivalently-sized man-made microstructure of first substrate and array arrangement on the first substrate；Institute
Stating man-made microstructure includes snowflake shape structure, and the snowflake shape structure includes decussate texture and is separately positioned on the cross
Four equivalently-sized in-line structures on four end points of shape structure；
First substrate in the metamaterial sheet can be divided into multiple metamaterial units, in each of which metamaterial unit
It is placed with a man-made microstructure；The length and width of each metamaterial unit is 15mm, the man-made microstructure with it is described
The distance between border of metamaterial unit is 0.1mm；The length of the in-line structure is 9.5～10.2mm.
In high wave transparent metamaterial antenna cover of the present invention, each metamaterial sheet is also the plurality of including being covered in
Second substrate in man-made microstructure.
In high wave transparent metamaterial antenna cover of the present invention, the decussate texture is equivalently-sized and vertical by two
The tinsel divided equally is constituted.
In high wave transparent metamaterial antenna cover of the present invention, the in-line structure is made up of a wire, institute
State decussate texture and vertically divide four in-line structures equally.
In high wave transparent metamaterial antenna cover of the present invention, the live width of the metal wire of the decussate texture is
0.1mm。
In high wave transparent metamaterial antenna cover of the present invention, the live width of the metal wire of the in-line structure is
0.1mm。
In high wave transparent metamaterial antenna cover of the present invention, the length of the in-line structure is 10mm.
In high wave transparent metamaterial antenna cover of the present invention, the metamaterial antenna cover working frequency range is 5～6GHz.
In high wave transparent metamaterial antenna cover of the present invention, the tinsel by etching, plating, carve, photoetching,
The method that electronics is carved or ion is carved is adhered on the substrate.
The present invention also provides a kind of antenna system, including antenna body and high wave transparent Super-material antenna as above
Cover, the high wave transparent metamaterial antenna cover are spaced predeterminable range with antenna body.
Implement technical scheme, have the advantages that：By adhering to the artificial of given shape on substrate
Micro structure, obtains the electromagnetic response for needing so that the wave transparent performance enhancement based on the antenna house of Meta Materials, capacity of resisting disturbance increase
Plus.Can pass through to adjust shape, the size of man-made microstructure, change relative dielectric constant, refractive index and the impedance of material, from
And the impedance matching with air is realized, to increase the transmission of incident electromagnetic wave to greatest extent, reduce the design of traditional antenna cover
When restriction to material thickness and dielectric constant.And wave transmission efficiency of the antenna house of the present invention in 5-6GHz frequency bands is very high,
Reflection loss very little；The equiva lent impedance of antenna house realizes the impedance matching with air well close to 1.
Description of the drawings
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing：
Fig. 1 is the structural representation of a metamaterial sheet of the high wave transparent metamaterial antenna cover according to one embodiment of the invention
Figure；
Fig. 2 is the structural representation that the metamaterial sheet by shown in multiple Fig. 1 stacks the high wave transparent metamaterial antenna cover for being formed
Figure；
Fig. 3 is the structural representation of the metamaterial sheet according to one embodiment of the invention；
Fig. 4 is the arrangement schematic diagram of man-made microstructure；
Fig. 5 is the schematic diagram of man-made microstructure；
Fig. 6 is the S parameter schematic diagram of metamaterial antenna cover；
Fig. 7 is enlarged drawings of the S21 shown in Fig. 6 in 4.5～6.5GHz frequency ranges；
Fig. 8 is effective dielectric constant, pcrmeability and the impedance schematic diagram of metamaterial antenna cover.
Specific embodiment
Meta Materials are a kind of artificial composite structure materials of the extraordinary physical property with not available for natural material, are passed through
Ordered arrangement to micro structure, thus it is possible to vary the relative dielectric constant of per and pcrmeability in space.Meta Materials can be certain
In the range of realize refractive index, impedance and wave transparent performance that common material cannot possess, such that it is able to effective control electromagnetic wave
Propagation characteristic.Metamaterial antenna cover based on man-made microstructure can pass through shape, the size for adjusting man-made microstructure, change
The relative dielectric constant of material, refractive index and impedance, so as to realize the impedance matching with air, to increase incidence to greatest extent
The transmission of electromagnetic wave.And line frequency selection can be entered by adjusting microstructure size, corresponding wave transparent and filtering frequency are adjusted as needed
Rate.
The invention provides a kind of metamaterial antenna cover, including at least one metamaterial sheet 1, as depicted in figs. 1 and 2.
Each metamaterial sheet 1 includes artificial micro- knot of two substrates being oppositely arranged and the array arrangement being attached between two substrates
Structure.When metamaterial sheet 1 has multiple, each metamaterial sheet 1 is superimposed along the direction perpendicular to lamella, and by machinery even
The mode for connecing, weld or bonding is assembled integrally, as shown in Figure 2.Generally, in the case where disclosure satisfy that performance, a super material
Tablet layer can serve as metamaterial antenna cover to use.The man-made microstructure place plane of array arrangement and the electric field of electromagnetic wave
It is parallel with magnetic direction, it is vertical with incoming electromagnetic direction of wave travel.First substrate 10 in metamaterial sheet 1 can be divided into multiple
Metamaterial unit, is placed with a man-made microstructure in each of which metamaterial unit.
Fig. 3 shows the structural representation (perspective view) of metamaterial sheet.Metamaterial sheet 1 includes that two pieces of identicals are uniform
The plate shape substrates of uniform thickness：The first substrate 10 being oppositely arranged and second substrate 20, the first substrate 10 towards second substrate
The man-made microstructure 30 of array arrangement is attached with 20 surface.Metamaterial sheet 1 can be divided into multiple metamaterial units, wherein
A man-made microstructure is placed with each metamaterial unit.In an embodiment of the present invention, enter by taking two substrates as an example
Row explanation, but in actual design, it is also possible to only with first substrate, and man-made microstructure array arrangement is in first substrate 10
On, it is equally reached the purpose of the present invention.
As illustrated in figures 4-5, the length and width of each metamaterial unit is a=15mm, man-made microstructure 30 and Meta Materials list
The distance between border of unit is w2=0.1mm.Each man-made microstructure 30 includes snowflake shape structure, and snowflake shape structure includes ten
Character form structure 31 and four equivalently-sized in-line structures being separately positioned on four end points of the decussate texture
32.Decussate texture 31 is equivalently-sized by two and tinsel that vertically divide equally is constituted.In-line structure 32 is by a wire
Constitute, decussate texture 31 vertically divides four in-line structures 32 equally.The metal wire of decussate texture 31 and in-line structure 32
Live width w1=0.1mm.The length of in-line structure is b=9.5～10.2mm.
In an embodiment of the present invention, the length of in-line structure is b=10mm.First substrate 10 and second substrate 20
Thickness is 2mm, and the thickness of man-made microstructure 30 is 0.018mm.Numerical value herein is merely illustrative, in actual applications, can be with
It is adjusted according to actual demand, the invention is not limited in this regard.
In an embodiment of the present invention, first substrate 10 and second substrate 20 adopt HDPE (high density polyethylene (HDPE), High
Density Polyethylene) material.Between first substrate 10 and second substrate 20 pass through filling liquid raw substrate or
Interconnected by assembling.Man-made microstructure 30 is led to overetched mode and is attached on first substrate 10, certainly artificial
Micro structure 30 can also be attached to first substrate 10 or the second using modes such as plating, carve, photoetching, electronics quarter or ion quarters
On substrate 20.First substrate 10 and second substrate 20 can also be made using other materials, such as ceramics, FR4, F4B (polytetrafluoro
Ethylene), HDPE (high density polyethylene (HDPE), High Density Polyethylene), or ABS (Acrylonitrile
Butadiene Styrene), ferroelectric material, ferrite material or ferromagnetic material make.Man-made microstructure 30 adopts copper cash system
Into, naturally it is also possible to made using conductive materials such as silver wire, ITO, graphite or CNTs.The antenna house illustrated in accompanying drawing
Tabular is shaped as, the shape of designing antenna cover can also be carried out in actual design according to the actual requirements, can be such as designed to
Spherical shape or the shape (conformal antenna house) that matches with antenna pattern etc., are also not excluded for splicing using multiple plate-like structures
Into the shape for needing, the invention is not limited in this regard.
The schematic diagram that the S parameter of the metamaterial antenna cover of the present embodiment changes with frequency as shown in Figure 6 and Figure 7, used
One substrate 10 and second substrate 20 are HDPE material.Can be seen by Fig. 6, technical scheme is adhered to artificial on substrate
After micro structure, in 4.5～6.5GHz, S21 is more than -0.4dB to wave transparent coefficient S 21；Wave transparent coefficient S 21 in 5～6GHz, S21
More than -0.1dB, reflection coefficient S11 is less than -15dB.In 5GHz, S21 is -0.087371dB；In 5GHz, S21 for-
0.083319dB.There is good wave transparent performance using the antenna house of the present invention, loss is less, is especially suitable for making wave transparent antenna
Cover.
Fig. 8 shows effective dielectric constant ε, magnetic permeability μ and the impedance η schematic diagrams of metamaterial antenna cover, it can be seen that
During 5～6GHz, equiva lent impedance η realizes the impedance matching with air well close to 1.
The present invention also provides a kind of antenna system, including antenna body, and high wave transparent Meta Materials day as described above
Irdome, high wave transparent metamaterial antenna cover are covered on antenna.Antenna body includes radiation source, feed element etc., and concrete composition can
Refering to correlation technique data, the invention is not limited in this regard.Antenna body can be such as but not limited to plate aerial, bridge day
Line.
The present invention obtains the electromagnetic response for needing so that base by the man-made microstructure for adhering to given shape on substrate
In the wave transparent performance enhancement of the antenna house of Meta Materials, capacity of resisting disturbance increases.Can pass through to adjust shape, the chi of man-made microstructure
It is very little, change relative dielectric constant, refractive index and the impedance of material, so as to realize the impedance matching with air, with to greatest extent
Increase incident electromagnetic wave transmission, reduce restriction to material thickness and dielectric constant when traditional antenna cover is designed.And
Wave transmission efficiency of the antenna house of the present invention in 5-6GHz frequency bands is very high, reflection loss very little；The equiva lent impedance of antenna house is close to
In 1, the impedance matching with air is realized well.
Embodiments of the invention are described above in conjunction with accompanying drawing, but be the invention is not limited in above-mentioned concrete
Embodiment, above-mentioned specific embodiment are only schematic, rather than restricted, one 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, can also make a lot
Form, these are belonged within the protection of the present invention.
Claims (9)
1. a kind of high wave transparent metamaterial antenna cover, it is characterised in that the high wave transparent metamaterial antenna cover is covered on antenna, institute
Stating metamaterial antenna cover includes at least one metamaterial sheet, and each metamaterial sheet includes first substrate and array arrangement in institute
State the multiple equivalently-sized man-made microstructure on first substrate；The man-made microstructure includes snowflake shape structure, the snowflake
Shape structure includes decussate texture and be separately positioned on four end points of the decussate texture four are equivalently-sized
In-line structure；
First substrate in the metamaterial sheet can be divided into multiple metamaterial units, arrange in each of which metamaterial unit
There is a man-made microstructure；The length and width of each metamaterial unit is 15mm, the man-made microstructure and the super material
The distance between border of material unit is 0.1mm；The length of the in-line structure is 9.5～10.2mm；Each Meta Materials piece
Layer also includes the second substrate being covered in the plurality of man-made microstructure；Pass through filling liquid between first substrate and second substrate
State raw substrate is interconnected by assembling.
2. high wave transparent metamaterial antenna cover according to claim 1, it is characterised in that the decussate texture is by two bar rules
Tinsel that is very little identical and vertically dividing equally is constituted.
3. high wave transparent metamaterial antenna cover according to claim 2, it is characterised in that the in-line structure is golden by
Category silk is constituted, and the decussate texture vertically divides four in-line structures equally.
4. high wave transparent metamaterial antenna cover according to claim 3, it is characterised in that the metal wire of the decussate texture
Live width be 0.1mm.
5. high wave transparent metamaterial antenna cover according to claim 4, it is characterised in that the metal wire of the in-line structure
Live width be 0.1mm.
6. high wave transparent metamaterial antenna cover according to claim 5, it is characterised in that the length of the in-line structure is
10mm。
7. high wave transparent metamaterial antenna cover according to claim 1, it is characterised in that the metamaterial antenna cover work frequency
Section is 5～6GHz.
8. the high wave transparent metamaterial antenna cover according to any one of claim 3～7, it is characterised in that the tinsel leads to
Overetch, plating, carve, photoetching, the method that electronics is carved or ion is carved are adhered on the substrate.
9. a kind of antenna system, it is characterised in that the height including antenna body and as described in any one of claim 1～8 is thoroughly
Ripple metamaterial antenna cover, the high wave transparent metamaterial antenna cover are covered on antenna body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210094102.5A CN103367907B (en) | 2012-04-01 | 2012-04-01 | High wave transparent metamaterial antenna cover and antenna system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210094102.5A CN103367907B (en) | 2012-04-01 | 2012-04-01 | High wave transparent metamaterial antenna cover and antenna system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103367907A CN103367907A (en) | 2013-10-23 |
| CN103367907B true CN103367907B (en) | 2017-03-29 |
Family
ID=49368745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210094102.5A Active CN103367907B (en) | 2012-04-01 | 2012-04-01 | High wave transparent metamaterial antenna cover and antenna system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103367907B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9837710B2 (en) * | 2012-10-15 | 2017-12-05 | The Penn State Research Foundation | Broadband monopole antenna using anisotropic metamaterial coating |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108399053A (en) * | 2018-02-13 | 2018-08-14 | 常州信息职业技术学院 | A kind of print system and its working method based on Cloud Server function |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202126698U (en) * | 2011-06-24 | 2012-01-25 | 深圳光启高等理工研究院 | Subscriber identity module (SIM) card and radio frequency identification system thereof |
| CN202134026U (en) * | 2011-06-24 | 2012-02-01 | 深圳光启高等理工研究院 | Reader-writer, electronic tag and radio frequency identification system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6885355B2 (en) * | 2002-07-11 | 2005-04-26 | Harris Corporation | Spatial filtering surface operative with antenna aperture for modifying aperture electric field |
-
2012
- 2012-04-01 CN CN201210094102.5A patent/CN103367907B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202126698U (en) * | 2011-06-24 | 2012-01-25 | 深圳光启高等理工研究院 | Subscriber identity module (SIM) card and radio frequency identification system thereof |
| CN202134026U (en) * | 2011-06-24 | 2012-02-01 | 深圳光启高等理工研究院 | Reader-writer, electronic tag and radio frequency identification system |
Non-Patent Citations (1)
| Title |
|---|
| Microstrip Antenna Gain Enhancement by Metamaterial Radome with More Subwavelength Holes;Kai-Shyung Chen et al;《Microwave Conference》;20091107;第790-791，图1-图7 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9837710B2 (en) * | 2012-10-15 | 2017-12-05 | The Penn State Research Foundation | Broadband monopole antenna using anisotropic metamaterial coating |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103367907A (en) | 2013-10-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103296409B (en) | Broadband metamaterial antenna house and antenna system | |
| CN102760966B (en) | Wide-band high-wave transmission metamaterial, antenna housing thereof and antenna system | |
| CN102760965B (en) | Large-angle wave-transmitting metamaterial, antenna housing thereof and antenna system | |
| CN102769198A (en) | Artificial electromagnetic material, radome and antenna system | |
| CN103367909B (en) | microwave antenna cover and microwave antenna system | |
| CN102842758B (en) | Electromagnetic wave transparent material and radome thereof and antenna system | |
| CN103367911A (en) | Metamaterial base station antenna housing and antenna system | |
| CN103296419A (en) | Broadband metamaterial antenna housing and antenna system | |
| CN102723598B (en) | Metamaterial microwave antenna cover and antenna system | |
| CN202487770U (en) | Wide-band metamaterial antenna housing and antenna system | |
| CN103579773A (en) | Metamaterial, radome with same and antenna system | |
| CN102760963B (en) | Broadband wave-transmitting meta-material and antenna cover and antenna system with material | |
| CN103367907B (en) | High wave transparent metamaterial antenna cover and antenna system | |
| CN103682614B (en) | Wideband electromagnetic wave transparent material and its antenna house and antenna system | |
| CN103296401A (en) | Low-loss metamaterial antenna housing | |
| CN103296402A (en) | Low-loss metamaterial antenna housing | |
| CN102709694A (en) | Microwave radome and antenna system | |
| CN102769201B (en) | Double frequency band-pass electromagnetic wave transparent material and antenna house thereof and antenna system | |
| CN202487767U (en) | Metamaterial antenna housing with wave filtering function | |
| CN103296406B (en) | Metamaterial antenna housing | |
| CN103296400B (en) | High-gain metamaterial antenna housing and antenna system | |
| CN102856661B (en) | Bandpass wave-transmitting material and antenna housing and antenna system | |
| CN102769202B (en) | Dual-frequency band-pass wave-transmitting material, antenna housing made of dual-frequency band-pass wave-transmitting material and antenna system comprising antenna housing | |
| CN202662803U (en) | Broadband high-wave transmission metamaterial antenna housing and antenna system | |
| CN102694254A (en) | Metamaterial base station antenna radome and antenna system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210427 Address after: 518057 2 / F, software building, No.9, Gaoxin Middle Road, Nanshan District, Shenzhen, Guangdong Province Patentee after: KUANG-CHI INSTITUTE OF ADVANCED TECHNOLOGY Address before: 518034. A, 18B, CIC international business center, 1061 Mei Xiang Road, Shenzhen, Guangdong, Futian District Patentee before: KUANG-CHI INNOVATIVE TECHNOLOGY Ltd. |
|
| TR01 | Transfer of patent right |