CN107404001A - Meta Materials, antenna reflective face, the control method of Meta Materials and device - Google Patents
Meta Materials, antenna reflective face, the control method of Meta Materials and device Download PDFInfo
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- CN107404001A CN107404001A CN201610338459.1A CN201610338459A CN107404001A CN 107404001 A CN107404001 A CN 107404001A CN 201610338459 A CN201610338459 A CN 201610338459A CN 107404001 A CN107404001 A CN 107404001A
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- 238000000034 method Methods 0.000 title claims abstract description 35
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- 230000008859 change Effects 0.000 description 6
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- 230000000694 effects Effects 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
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- 238000005859 coupling reaction Methods 0.000 description 3
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- 238000003860 storage Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
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- RMCCONIRBZIDTH-UHFFFAOYSA-N 2-(2-methylprop-2-enoyloxy)ethyl 1,3-dioxo-2-benzofuran-5-carboxylate Chemical compound CC(=C)C(=O)OCCOC(=O)C1=CC=C2C(=O)OC(=O)C2=C1 RMCCONIRBZIDTH-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/0006—Devices acting selectively as reflecting surface, as diffracting or as refracting device, e.g. frequency filtering or angular spatial filtering devices
- H01Q15/0086—Devices acting selectively as reflecting surface, as diffracting or as refracting device, e.g. frequency filtering or angular spatial filtering devices said selective devices having materials with a synthesized negative refractive index, e.g. metamaterials or left-handed materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/14—Reflecting surfaces; Equivalent structures
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Aerials With Secondary Devices (AREA)
- Waveguide Connection Structure (AREA)
Abstract
The invention discloses a kind of Meta Materials, antenna reflective face, the control method of Meta Materials and device.Wherein, the Meta Materials include：At least one metamaterial structure unit, wherein, metamaterial structure unit includes：Base material and the conductive geometry being attached on base material, conductive geometry include the becket with least one breach；Indentation, there is provided with varactor.The working frequency that the present invention solves Meta Materials in the prior art is difficult to the technical problem adjusted.
Description
Technical field
The present invention relates to electromagnetic communication field, in particular to the control of a kind of Meta Materials, antenna reflective face, Meta Materials
Method and apparatus processed.
Background technology
Meta Materials are a kind of artificial composite structures of the extraordinary physical property with not available for traditional natural material, but
For Meta Materials, its special electromagnetic property has a frequency band range, super to go beyond the scope, and above-mentioned special electromagnetism is special
Property can weaken in addition disappear.To realize ability of the manual electromagnetic structure to electromagnetic wave dynamic manipulation, it usually needs to Meta Materials
Electromagnetic property is controlled in real time.
Up to the present, controllable Meta Materials mainly include three major types：(1) mechanical controllable Meta Materials；(2) microwave is set to open
Close etc.；(3) controllable material (ferrite, liquid crystal material, graphene etc.) is set.Mechanical controllable Meta Materials are due to will be to amount of movement
It is accurately controlled so that volume is relatively large, not easy to operate；Its state of controllable Meta Materials and switch of microwave switch are set
Number it is relevant, to realize that enough status numbers just need to add enough switch numbers, cause the complexity of structure to increase
Add；And set the frequency range of its regulation and control of the Meta Materials of controllable material little, and need additional reverse-biased field to cause super material
That expects is complicated.
For Meta Materials in the prior art working frequency be difficult to adjustment the problem of, not yet propose effective solution party at present
Case.
The content of the invention
The embodiments of the invention provide a kind of Meta Materials, antenna reflective face, the control method of Meta Materials and device, with least
The working frequency for solving Meta Materials in the prior art is difficult to the technical problem adjusted.
One side according to embodiments of the present invention, there is provided a kind of Meta Materials, including：At least one metamaterial structure list
Member, wherein, metamaterial structure unit includes：Base material and the conductive geometry being attached on base material, it is conductive several
What structure includes the becket with least one breach；Breach is provided with varactor.
Another aspect according to embodiments of the present invention, a kind of antenna reflective face is additionally provided, including appointed in above-described embodiment
Anticipate a kind of Meta Materials.
Another aspect according to embodiments of the present invention, there is provided a kind of control method of Meta Materials, Meta Materials include upper
Any one Meta Materials in embodiment are stated, the control method of Meta Materials includes：Obtain the electric capacity and Meta Materials of varactor
The relational model of working frequency；The electricity that works corresponding with target operating frequency is searched in relational model according to target operating frequency
Hold；By the way that the electric capacity of varactor is adjusted to mutual capacitance, to adjust the working frequency of Meta Materials.
Another aspect according to embodiments of the present invention, there is provided a kind of control device of Meta Materials, Meta Materials include upper
Any one Meta Materials in embodiment are stated, the control device of Meta Materials includes：Acquisition module, for obtaining the electricity of varactor
Hold the relational model with the working frequency of Meta Materials；Searching modul, for being searched according to target operating frequency in relational model
Mutual capacitance corresponding with target operating frequency；Adjusting module, for by the way that the electric capacity of varactor is adjusted to work electricity
Hold, to adjust the working frequency of Meta Materials.
The scheme that the application provides is that varactor can using electric capacity between PN junction using the characteristic of varactor
The principle of change is made, and can be used as variable condenser, when the electric capacity of varactor changes, makes the work of Meta Materials
Respective change occurs for working frequency, so as to reach the technique effect of the working frequency of control Meta Materials, solves and surpasses in the prior art
The working frequency of material is difficult to the technical problem adjusted, and then realizes the real-time control to the electromagnetic property of Meta Materials.
Brief description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, forms the part of the application, this hair
Bright schematic description and description is used to explain the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is a kind of schematic diagram of according to embodiments of the present invention 1 metamaterial structure unit；
Fig. 2 is a kind of structural representation of according to embodiments of the present invention 1 Meta Materials；
Fig. 3 is the according to embodiments of the present invention 1 a kind of mutual capacitance of varactor and the working frequency of Meta Materials
Relation schematic diagram；
Fig. 4 is a kind of flow chart of the preparation method of according to embodiments of the present invention 3 Meta Materials；And
Fig. 5 is a kind of structure chart of the producing device of according to embodiments of the present invention 4 Meta Materials.
Embodiment
In order that those skilled in the art more fully understand the present invention program, below in conjunction with the embodiment of the present invention
Accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only
The embodiment of a part of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill people
The every other embodiment that member is obtained under the premise of creative work is not made, it should all belong to the model that the present invention protects
Enclose.
It should be noted that term " first " in description and claims of this specification 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 as to embodiments of the invention described herein can with except illustrating herein or
Order beyond those of description is implemented.In addition, term " comprising " and " having " and their any deformation, it is intended that cover
Cover it is non-exclusive include, be not necessarily limited to for example, containing the process of series of steps or unit, method, system, product or equipment
Those steps or unit clearly listed, but may include not list clearly or for these processes, method, product
Or the intrinsic other steps of equipment or unit.
Embodiment 1
According to embodiments of the present invention, there is provided a kind of embodiment of Meta Materials, Fig. 1 are the one of according to embodiments of the present invention 1
The schematic diagram of kind metamaterial structure unit, as shown in figure 1, the Meta Materials include：At least one metamaterial structure unit, wherein,
Metamaterial structure unit includes：Base material and the conductive geometry being attached on base material, wherein：
Conductive geometry includes the becket with least one breach；
Indentation, there is provided with varactor.
In a kind of optional embodiment, the example with reference to shown in Fig. 1, above-mentioned becket is metal ring, in round metal
Varactor is set on the left of ring, wherein, the method for setting varactor can be welding, adhesion, but not limited to this.That is,
After the sheet metal of an annular is opened up into a breach thereon, the sheet metal of " C " shape is formed, uses a transfiguration two
Pole pipe connects the both ends of breach.
In an alternative embodiment, the structural representation of the Meta Materials with reference to shown in Fig. 2, the Meta Materials are by multiple
Metamaterial structure unit shown in Fig. 1 is formed.
Herein it should be noted that the characteristic of varactor is varactor using variable capacitance between PN junction
Principle is made, therefore can be used as variable condenser, and the above embodiments of the present application utilize the characteristic of varactor, are becoming
When the electric capacity of appearance diode changes, make the working frequency of Meta Materials that respective change occur, can so as to reach Meta Materials electricity
The technique effect of control, and then realize the real-time control to the electromagnetic property of Meta Materials.
Optionally, conductive geometry planar arrangement is in base material.
Specifically, above-mentioned base material can be F4B, FR4.
Optionally, in the case where the Meta Materials include multiple conductive geometries, in each conductive geometry
The breach arragement direction of becket is consistent.
In a kind of optional embodiment, the structural representation of the Meta Materials with reference to shown in Fig. 2, the Meta Materials have multiple figures
Metamaterial structure unit shown in 1 is formed, and the breach of each conductive geometry has identical arragement direction.
Optionally, metamaterial structure unit is according to equidistant structural arrangement.
Optionally, metamaterial structure unit is smaller than pre-determined distance.
Optionally, pre-determined distance is 1/4 λ, and λ is wavelength corresponding with the working frequency of Meta Materials.
Optionally, the electric capacity of varactor and the working frequency of Meta Materials have preset relation.
In a kind of optional embodiment, the example with reference to shown in Fig. 3, Fig. 3 is shown in this embodiment, the pole of transfiguration two
The mutual capacitance of pipe and the corresponding relation of the working frequency of Meta Materials.
Herein it should be noted that generally Meta Materials have the frequency range for being capable of normal work, surpass more than after the scope
The electromagnetic property of material can weaken or even disappear, so that it cannot reach work requirements, one is included in this frequency band range
Center operating frequency, Meta Materials have optimal electromagnetic property when above-mentioned center operating frequency works.
Optionally, the working frequency of Meta Materials is in the range of 0.5GHz to 300GHz.
Optionally, the material of becket comprise at least it is following any one or more：Copper, silver or gold.
Optionally, base material is non-magnetic media material.
Optionally, the dielectric constant of non-magnetic media material is in the range of 2 to 10, the magnetic conductance of non-magnetic media material
Rate is preset constant.
Optionally, preset constant 1.
It is described in detail below using the Meta Materials shown in Fig. 2 as example：
In a kind of optional example, the center operating frequency f for choosing above-mentioned Meta Materials is 15GHz, then the working frequency
Corresponding wavelength X is 20mm.The material of metal structure is copper, and base material is F4B (dielectric constant 3.0, magnetic conductivity 1),
Square of the base material in the length of side for 10mm, the width of becket is 1mm, and breach 1mm, metal ring thickness is 0.035mm,
Base material thickness 0.3mm, unit spacing are 10mm.
Embodiment 2
According to embodiments of the present invention, there is provided a kind of embodiment of antenna reflective face, the antenna reflective face include above-mentioned reality
Apply the Meta Materials of any one in example.
Optionally, the incidence wave of the antenna reflective face is plane wave, or other meet the electromagnetic wave of far field condition.
Herein it should be noted that in the case where the incidence wave of antenna reflective face is plane wave, it can be ensured that Meta Materials
In each metamaterial structure unit receive electromagnetic wave there is identical amplitude and phase, it is not necessary to due to each Meta Materials knot
The electromagnetic wave received caused by the position of structure unit is different is different and compensates.
In a kind of optional embodiment, still using above-mentioned Meta Materials as an example, designing antenna front size as 100mm ×
100mm, Meta Materials are arranged in antenna H faces direction, are entered by the voltage on the varactor to being set on electrically controllable Meta Materials
Row regulation, controls the electric capacity in varactor, so as to realize the regulation to operating frequency of antenna.Meta Materials shown in Fig. 2
It can be a kind of antenna array distribution.
Radiation frequency is determined by following equation：
Wherein L is the inductance of becket, and C is the capacitance of varactor, and ω is corresponding instantaneous working frequency.
Embodiment 3
According to embodiments of the present invention, there is provided a kind of embodiment of the method for the control method of Meta Materials, it is necessary to explanation,
It can be performed the step of the flow of accompanying drawing illustrates in the computer system of such as one group computer executable instructions, and
And although showing logical order in flow charts, in some cases, can be with different from order execution institute herein
The step of showing or describing.
Fig. 4 is a kind of flow chart of the control method of according to embodiments of the present invention 1 Meta Materials, as shown in figure 4, above-mentioned super
Material includes the Meta Materials described in any one in embodiment 1, and this method comprises the following steps：
Step S402, obtain the electric capacity of varactor and the relational model of the working frequency of Meta Materials.
Step S404, the electricity that works corresponding with target operating frequency is searched in relational model according to target operating frequency
Hold.
Step S406, by the way that the electric capacity of varactor is adjusted to mutual capacitance, to adjust the working frequency of Meta Materials.
From the foregoing, it will be observed that the application above-mentioned steps obtain the electric capacity of varactor and the relation mould of the working frequency of Meta Materials
Type, mutual capacitance corresponding with target operating frequency is searched in relational model according to target operating frequency, by by transfiguration two
The electric capacity of pole pipe is adjusted to mutual capacitance, to adjust the working frequency of Meta Materials.Such scheme utilizes the characteristic of varactor
It is that varactor is made using the principle of variable capacitance between PN junction, can be used as variable condenser, in transfiguration two
When the electric capacity of pole pipe changes, make the working frequency of Meta Materials that respective change occur, so as to reach the work of control Meta Materials
The technique effect of frequency, the working frequency for solving Meta Materials in the prior art are difficult to the technical problem adjusted, and then realization pair
The real-time control of the electromagnetic property of Meta Materials.
Optionally, according to the application above-mentioned steps, the relational model of varactor and the Meta Materials is obtained, including：
Step S4021, the work of the Meta Materials corresponding with the electric capacity of the varactor is obtained by preset algorithm
Working frequency.
Step S4023, the working frequency of the Meta Materials corresponding to the electric capacity of the varactor is recorded, obtained described
Relational model.
In a kind of optional embodiment, electromagnetic simulation software CST can be utilized to calculate the electric capacity pair with varactor
The working frequency for the Meta Materials answered, the working frequency of Meta Materials can be as shown in Figure 3 corresponding to the electric capacity of varactor
Example, can with design cycle property boundary condition, when varactor capacitance from (0.02pF-0.3pF) when, frequency modulation(PFM) is
(14.20GHz-9.48GHz)。
Optionally, included according to the application above-mentioned steps, the preset algorithm：Finite-Difference Time-Domain Method, finite element method
Or Time-limited integral.
Optionally, according to the application above-mentioned steps, adjusted by adjusting the additional reversed bias voltage of the varactor
The electric capacity of the varactor.
Embodiment 4
According to embodiments of the present invention, there is provided a kind of device embodiment of the control device of Meta Materials, with reference to shown in Fig. 5,
Above-mentioned Meta Materials include any one Meta Materials in embodiment 1, and the device includes：
Acquisition module 50, for obtaining the relational model of the electric capacity of varactor and the working frequency of the Meta Materials；
Searching modul 52, for being searched according to target operating frequency in the relational model and the target operating frequency
Corresponding mutual capacitance；
Adjusting module 54, for by the way that the electric capacity of the varactor is adjusted to the mutual capacitance, to adjust
State the working frequency of Meta Materials.
From the foregoing, it will be observed that the application said apparatus obtains the work of the electric capacity and Meta Materials of varactor by acquisition module
The relational model of frequency, searched by searching modul in relational model according to target operating frequency corresponding with target operating frequency
Mutual capacitance, by the way that the electric capacity of varactor is adjusted to mutual capacitance, the work of Meta Materials is adjusted using adjusting module
Working frequency.Such scheme is that varactor utilizes the principle system of variable capacitance between PN junction using the characteristic of varactor
Into can be used as variable condenser, when the electric capacity of varactor changes, the working frequency of Meta Materials occur
Respective change, so as to reach the technique effect of the working frequency of control Meta Materials, solves the work of Meta Materials in the prior art
Frequency is difficult to the technical problem adjusted, and then realizes the real-time control to the electromagnetic property of Meta Materials.
According to the above embodiments of the present application, above-mentioned acquisition module includes：
Computing module, for obtaining the Meta Materials corresponding with the electric capacity of the varactor by preset algorithm
Working frequency.
Logging modle, for recording the working frequency of the Meta Materials corresponding to the electric capacity of the varactor, obtain
The relational model.
In a kind of optional embodiment, electromagnetic simulation software CST can be utilized to calculate the electric capacity pair with varactor
The working frequency for the Meta Materials answered, the working frequency of Meta Materials can be as shown in Figure 3 corresponding to the electric capacity of varactor
Example, can with design cycle property boundary condition, when varactor capacitance from (0.02pF-0.3pF) when, frequency modulation(PFM) is
(14.20GHz-9.48GHz)。
According to the above embodiments of the present application, the preset algorithm includes：Finite-Difference Time-Domain Method, finite element method or limited
Integration method.
According to the above embodiments of the present application, the change is adjusted by adjusting the additional reversed bias voltage of the varactor
Hold the electric capacity of diode.
The embodiments of the present invention are for illustration only, do not represent the quality of embodiment.
In the above embodiment of the present invention, the description to each embodiment all emphasizes particularly on different fields, and does not have in some embodiment
The part of detailed description, it may refer to the associated description of other embodiment.
In several embodiments provided herein, it should be understood that disclosed technology contents, others can be passed through
Mode is realized.Wherein, device embodiment described above is only schematical, such as the division of the unit, Ke Yiwei
A kind of division of logic function, can there is an other dividing mode when actually realizing, for example, multiple units or component can combine or
Person is desirably integrated into another system, or some features can be ignored, or does not perform.Another, shown or discussed is mutual
Between coupling or direct-coupling or communication connection can be INDIRECT COUPLING or communication link by some interfaces, unit or module
Connect, can be electrical or other forms.
The unit illustrated as separating component can be or may not be physically separate, show as unit
The part shown can be or may not be physical location, you can with positioned at a place, or can also be distributed to multiple
On unit.Some or all of unit therein can be selected to realize the purpose of this embodiment scheme according to the actual needs.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, can also
That unit is individually physically present, can also two or more units it is integrated in a unit.Above-mentioned integrated list
Member can both be realized in the form of hardware, can also be realized in the form of SFU software functional unit.
If the integrated unit is realized in the form of SFU software functional unit and is used as independent production marketing or use
When, it can be stored in a computer read/write memory medium.Based on such understanding, technical scheme is substantially
The part to be contributed in other words to prior art or all or part of the technical scheme can be in the form of software products
Embody, the computer software product is stored in a storage medium, including some instructions are causing a computer
Equipment (can be personal computer, server or network equipment etc.) perform each embodiment methods described of the present invention whole or
Part steps.And foregoing storage medium includes：USB flash disk, read-only storage (ROM, Read-Only Memory), arbitrary access are deposited
Reservoir (RAM, Random Access Memory), mobile hard disk, magnetic disc or CD etc. are various can be with store program codes
Medium.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (19)
1. a kind of Meta Materials, the Meta Materials include：At least one metamaterial structure unit, wherein, the metamaterial structure list
Member includes：Base material and the conductive geometry being attached on the base material, it is characterised in that：
The conductive geometry includes the becket with least one breach；
The breach is provided with varactor.
2. Meta Materials according to claim 1, it is characterised in that the conductive geometry planar arrangement is in the substrate
Material.
3. Meta Materials according to claim 2, it is characterised in that include multiple conductive geometry knots in the Meta Materials
In the case of structure, the breach arragement direction of the becket in each conductive geometry is consistent.
4. Meta Materials according to claim 3, it is characterised in that the metamaterial structure unit is according to equidistant structure
Arrangement.
5. Meta Materials according to claim 4, it is characterised in that the metamaterial structure unit be smaller than it is default away from
From；The pre-determined distance is 1/4 λ, and the λ is wavelength corresponding with the working frequency of the Meta Materials.
6. Meta Materials according to claim 1, it is characterised in that the working frequency of the Meta Materials arrives in 0.5GHz
In the range of 300GHz.
7. Meta Materials according to claim 1, it is characterised in that the base material is non-magnetic media material.
8. Meta Materials according to claim 7, it is characterised in that the dielectric constant of the non-magnetic media material is in 2
To in the range of 10, the magnetic conductivity of the non-magnetic media material is preset constant.
9. Meta Materials according to claim 8, it is characterised in that the preset constant is 1.
10. a kind of antenna reflective face, it is characterised in that the antenna reflective face is included in claim 1 to 9 described in any one
Meta Materials.
11. antenna reflective face according to claim 10, it is characterised in that the incidence wave of the antenna reflective face is satisfaction
The electromagnetic wave of far field condition.
12. a kind of control method of Meta Materials, it is characterised in that the Meta Materials include any one institute in claim 1 to 9
The Meta Materials stated, wherein, the control method includes：
Obtain the electric capacity of varactor and the relational model of the working frequency of the Meta Materials；
Mutual capacitance corresponding with the target operating frequency is searched in the relational model according to target operating frequency；
By the way that the electric capacity of the varactor is adjusted to the mutual capacitance, to adjust the working frequency of the Meta Materials.
13. according to the method for claim 12, it is characterised in that obtain the relation mould of varactor and the Meta Materials
Type, including：
The working frequency of the Meta Materials corresponding with the electric capacity of the varactor is obtained by preset algorithm；
The working frequency of the Meta Materials corresponding to the electric capacity of the varactor is recorded, obtains the relational model.
14. according to the method for claim 13, it is characterised in that the preset algorithm includes：Finite-Difference Time-Domain Method, have
Limit first method or Time-limited integral.
15. according to the method for claim 12, it is characterised in that by the additional reverse-biased electricity for adjusting the varactor
Press to adjust the electric capacity of the varactor.
16. a kind of control device of Meta Materials, it is characterised in that the Meta Materials include any one institute in claim 1 to 9
The Meta Materials stated, wherein, described device includes：
Acquisition module, for obtaining the relational model of the electric capacity of varactor and the working frequency of the Meta Materials；
Searching modul, it is corresponding with the target operating frequency for being searched according to target operating frequency in the relational model
Mutual capacitance；
Adjusting module, for by the way that the electric capacity of the varactor is adjusted to the mutual capacitance, to adjust the super material
The working frequency of material.
17. device according to claim 16, it is characterised in that the acquisition module includes：
Computing module, for obtaining the work of the Meta Materials corresponding with the electric capacity of the varactor by preset algorithm
Frequency；
Logging modle, for recording the working frequency of the Meta Materials corresponding to the electric capacity of the varactor, obtain described
Relational model.
18. device according to claim 17, it is characterised in that the preset algorithm includes：Finite-Difference Time-Domain Method, have
Limit first method or Time-limited integral.
19. device according to claim 18, it is characterised in that by the additional reverse-biased electricity for adjusting the varactor
Press to adjust the electric capacity of the varactor.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610338459.1A CN107404001A (en) | 2016-05-19 | 2016-05-19 | Meta Materials, antenna reflective face, the control method of Meta Materials and device |
| PCT/CN2017/079575 WO2017197998A1 (en) | 2016-05-19 | 2017-04-06 | Metamaterial, reflective surface of antenna, and method and apparatus for controlling metamaterial |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610338459.1A CN107404001A (en) | 2016-05-19 | 2016-05-19 | Meta Materials, antenna reflective face, the control method of Meta Materials and device |
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| CN107404001A true CN107404001A (en) | 2017-11-28 |
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| CN201610338459.1A Pending CN107404001A (en) | 2016-05-19 | 2016-05-19 | Meta Materials, antenna reflective face, the control method of Meta Materials and device |
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| CN (1) | CN107404001A (en) |
| WO (1) | WO2017197998A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108511915A (en) * | 2018-02-12 | 2018-09-07 | 东南大学 | A kind of arbitrary bit programmable Meta Materials design method based on space-time code |
| CN109037963B (en) * | 2018-09-12 | 2021-01-08 | 电子科技大学 | Adjustable X-waveband wave-absorbing material with frequency selective surface |
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| CN205790396U (en) * | 2016-05-19 | 2016-12-07 | 深圳超级数据链技术有限公司 | Meta Materials and antenna reflective face |
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| US20080165079A1 (en) * | 2004-07-23 | 2008-07-10 | Smith David R | Metamaterials |
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| CN102157792A (en) * | 2011-02-14 | 2011-08-17 | 中国科学院光电技术研究所 | Electric control radiation directional diagram reconfigurable antenna |
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