CN106617370A - Electromagnetic pulse protection invisible cloak with oval structure - Google Patents
Electromagnetic pulse protection invisible cloak with oval structure Download PDFInfo
- Publication number
- CN106617370A CN106617370A CN201710011636.XA CN201710011636A CN106617370A CN 106617370 A CN106617370 A CN 106617370A CN 201710011636 A CN201710011636 A CN 201710011636A CN 106617370 A CN106617370 A CN 106617370A
- Authority
- CN
- China
- Prior art keywords
- inductance
- electric capacity
- electromagnetic pulse
- spark gap
- stealthy cape
- 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.)
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Classifications
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D31/00—Materials specially adapted for outerwear
- A41D31/04—Materials specially adapted for outerwear characterised by special function or use
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D13/00—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
- A41D13/0002—Details of protective garments not provided for in groups A41D13/0007 - A41D13/1281
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D3/00—Overgarments
- A41D3/08—Capes
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D31/00—Materials specially adapted for outerwear
- A41D31/02—Layered materials
Abstract
The invention provides an electromagnetic pulse protection invisible cloak with an oval structure. The electromagnetic pulse protection invisible cloak with the oval structure is formed by layering of multiple annular protective layers with oval structures, wherein each annular protective layer is provided with multiple oval tracks from inside to outside, and each oval track is continuously provided with multiple protective units. By the adoption of the electromagnetic pulse protection invisible cloak with the oval structure, electromagnetic pulses can be completely reflected, absorbed or attenuated, and a protected object can not be affected by the electromagnetic pulses.
Description
Technical field
The present invention relates to electromagnetic protection field, more particularly to a kind of stealthy cape of Spark gap of ellipsoidal structure.
Background technology
Electromagnetic pulse has sphere of action wide, and peak electric field is high, and the rise time is short, wide frequency range, and lethality is big to wait special
Point, is not only increasingly miniaturized to the present age and constitutes threat with integrated electronic information, and different journeys can be also caused to human body
The infringement of degree, becomes great hidden danger, and the appearance of electromagnetic pulse weapon and reaching its maturity even more had a strong impact on, the world is each
The military security and social stability of state.
Based on different purposes, existing means of defence can be divided into circuit-level means of defence and space level means of defence, front
The conduction electromagnetic pulse that person is used in protection circuit, the electromagnetic pulse field that the latter is used in protective zone.Circuit-level protective device
Main Finite Amplitude device, wave filter etc., existing various circuit-level protective devices are restricted on protection bandwidth, there is insertion and damage
Consume and also occur in the presence of high-power electromagnetic pulse the permanent damages such as insertion loss increases, noise coefficient degenerates
Wound.Space level means of defence mainly has frequency-selective surfaces, and energy selects surface, Meta Materials wave-absorber, and new material (example
Such as nano material, Graphene, plasma).Their protection bandwidth is all limited, and it cannot be guaranteed that fully reflective absorption
Or electromagnetic pulse is attenuated, the object for being protected more or less still can be affected by electromagnetic pulse, and energy selects surface
Also there is the electromagnetic wave leakage of a period of time before safeguard function is fully opened, there is certain hidden danger.
The content of the invention
Present invention is primarily targeted at providing a kind of Spark gap of ellipsoidal structure stealthy cape, it is intended to solve
Technical problem to Electro-Magnetic pulse Shielding.
For achieving the above object, the invention provides a kind of stealthy cape of Spark gap of ellipsoidal structure, described
The stealthy cape of Spark gap of ellipsoidal structure is laminated plus is constituted by the annular shield of multiple oval structures, wherein, it is each
Individual annular shield layer arranges from the inside to surface a plurality of elliptical orbit, arranges on every elliptical orbit and continuously arranges multiple protection lists
Unit；
The dielectric constant of each protective unit is ε, and magnetic conductivity is μ, wherein,
A is the outer of overcoat
Oval major semiaxis, b for overcoat outer oval semi-minor axis, c for overcoat outer oval focal length, R is the outer of overcoat
The ratio of oval semi-minor axis and interior oval semi-minor axis.
Preferably, the bottom of the stealthy cape of the Spark gap of the ellipsoidal structure is provided with the ring of an ellipse
Shape earth plate, arranges multiple metallization pipes, the metallization pipe in the stealthy cape of Spark gap of the ellipsoidal structure
Pass perpendicularly through the annular shield layer and be connected with the annular earth plate, the protective unit includes including the protective unit
First inductance, the second inductance, the 3rd inductance, the 4th inductance, the 5th inductance, the first electric capacity, the second electric capacity, the 3rd electric capacity, the 4th
Electric capacity, wherein, the first inductance, the second inductance, the 3rd inductance, the 4th inductance by wired in series into square structure, described the
One end of five inductance connects between the first inductance and the 4th inductance, and the other end of the 5th inductance is in the second inductance and the 3rd
Connect between inductance, the wire that first capacitance connection is connected between the first inductance and the second inductance, second electric capacity
Be connected to the wire connected between the first inductance and the 4th inductance, the 3rd capacitance connection in the second inductance and the 3rd inductance it
Between connect wire, the wire that the 4th capacitance connection is connected between the 3rd inductance and the 4th inductance, first electric capacity,
The inductance value that second electric capacity, the 3rd electric capacity and the 4th electric capacity each connect a plated through-hole, the second inductance and the 4th inductance is equal
For 4L1, the inductance value of the 5th inductance is 2L2, the inductance value of the first inductance and the 3rd inductance is 4L3, the first electric capacity,
The capacitance of two electric capacity, the 3rd electric capacity and the 4th electric capacity is C/4.Wherein, C=εzzD, d for protective unit length, L1、L2And L3It is inductance
Value, C is capacitance.
Preferably, the calculation of d is as follows：D=λ/3, λ=C/f, C are light velocity constant, f is electromagnetic pulse energy concentration
The corresponding peak frequency of frequency range.
Preferably, the electromagnetic pulse frequency is triangle electromagnetic pulse, rectangle electromagnetic pulse, sinusoidal electromagnetic pulse or height
This electromagnetic pulse..
The present invention adopts above-mentioned technical proposal, and the technique effect for bringing is：The electromagnetism arteries and veins of ellipsoidal structure of the present invention
The stealthy cape of punching protection can it is fully reflective, absorb or attenuate electromagnetic pulse, the object for being protected will not be subject to electromagnetic pulse
Impact, effectively prevent the electromagnetic pulse destruction that electronic information is subject to, extend the life-span of electronic information.
Description of the drawings
Fig. 1 is the structural representation of the stealthy cape of Spark gap of ellipsoidal structure of the present invention；
Fig. 2 is the generalized section of the preferred embodiment of the stealthy cape of Spark gap of ellipsoidal structure of the present invention；
Fig. 3 be ellipsoidal structure of the present invention the stealthy cape of Spark gap in protective unit dielectric constant and magnetic conductance
The schematic diagram of the preferred embodiment of rate calculation；
Fig. 4 be ellipsoidal structure of the present invention the stealthy cape of Spark gap in based on circuit structure protective unit
Structural representation；
Fig. 5-1 to Fig. 5-4 is four kinds when the present invention is emulated to the stealthy cape of Spark gap of ellipsoidal structure
The schematic diagram of electromagnetic pulse；
Fig. 6-1 to Fig. 6-3 is that the stealthy cape of Spark gap of ellipsoidal structure of the present invention is directed to triangle electromagnetism arteries and veins
The emulation schematic diagram of punching；
Fig. 7-1 to Fig. 7-3 is that the stealthy cape of Spark gap of ellipsoidal structure of the present invention is directed to rectangle electromagnetic pulse
Emulation schematic diagram；
Fig. 8-1 to Fig. 8-3 is that the stealthy cape of Spark gap of ellipsoidal structure of the present invention is directed to sinusoidal electromagnetic pulse
Emulation schematic diagram；
Fig. 9-1 to Fig. 9-3 is that the stealthy cape of Spark gap of ellipsoidal structure of the present invention is directed to Gauss electromagnetic pulse
Emulation schematic diagram.
The object of the invention is realized, functional characteristics and advantage will be described further referring to the drawings in conjunction with the embodiments.
Specific embodiment
Further to illustrate the present invention to reach technological means and effect that predetermined goal of the invention is taken, below in conjunction with
Accompanying drawing and preferred embodiment, the specific embodiment, structure, feature and its effect to the present invention, describe in detail as follows.Should manage
Solution, specific embodiment described herein only to explain the present invention, is not intended to limit the present invention.
Referring to figs. 1 to shown in 4, Fig. 1 is the structural representation of the stealthy cape of Spark gap of ellipsoidal structure of the present invention
Figure；Fig. 2 is the generalized section of the preferred embodiment of the stealthy cape of Spark gap of ellipsoidal structure of the present invention；Fig. 3 is
The dielectric constant of protective unit and magnetic conductivity calculation in the stealthy cape of Spark gap of ellipsoidal structure of the present invention
The schematic diagram of preferred embodiment；Fig. 4 be ellipsoidal structure of the present invention the stealthy cape of Spark gap in based on circuit structure
Protective unit structural representation.The stealthy cape 1 of Spark gap of ellipsoidal structure of the present invention is by multiple ellipses
The superposition composition of annular shield layer 10 cross section of shape is the column structure of oval ring-type.Further, it is each as shown in Fig. 2 to 5
Include multiple protective units 100 in individual annular shield layer 10.Each annular shield layer 10 arranges from the inside to surface a plurality of oval rail
Road, continuously arranges multiple protective units 100 on every elliptical orbit.
The dielectric constant of each protective unit 100 is ε, and magnetic conductivity is μ.
Wherein,
Wherein, a is (i.e. in Fig. 3
A) it is the outer oval major semiaxis of overcoat 10, b is the outer oval semi-minor axis of overcoat 10, and c is the outer ellipse of overcoat 10
Focal length, R is the outer oval relative to interior oval magnification ratio of overcoat 10, and in the present embodiment, the value of R is more than 1, R
The outer oval major semiaxis of overcoat 10 and interior oval major semiaxis ratio (can also be, overcoat 10 it is outer oval short
The ratio of semiaxis and interior oval semi-minor axis), x and y is the centre coordinate of each protective unit 100.
If that is, each protective unit 100 is with the dielectric constant of above-mentioned calculating as ε and the material that makes for μ of magnetic conductivity
Material, you can complete the protection to electromagnetic pulse.It should be noted that the protection list of the diverse location on each annular shield layer 10
The permittivity ε and magnetic conductivity of unit 100 is μ and differs.Multiple protective units 100 that various different materials make can be formed
Propagation path (the reference of the protection to electromagnetic pulse, i.e. and optical transformation theory guide electromagnetic waves theoretical based on conformal mapping
2006, U.Leonhardt and J.B.Pendry et al. existed respectively simultaneously《Science》Propose on magazine conformal mapping it is theoretical and
Optical transformation theory, for the propagation path of guide electromagnetic waves), to protect electromagnetic pulse.Due to conformal mapping theory
It is prior art with optical transformation theory, therefore not to repeat here.The material can be the nano material of different size, Graphene
Other any appropriate materials such as material, plasma material.
Further, it is known to, the dielectric constant and magnetic conductivity of material L-C circuit networks can be carried out etc. in a distributed manner
Effect simulation.That is, being that ε and magnetic conductivity are the material of μ for above-mentioned dielectric constant, equivalent mould can be carried out using circuit
Intend.
Specifically, equivalent simulation is carried out according to circuit, as shown in Fig. 2 the then electromagnetism arteries and veins of ellipsoidal structure of the present invention
The bottom of the stealthy cape 1 of punching protection is provided with an annular earth plate 20, and the Spark gap of the ellipsoidal structure is stealthy
Multiple metallization pipes 110 are set in cape 1, the metallization pipe 110 pass perpendicularly through the annular shield layer 10 and with the ring
Shape earth plate 20 connects, and the metallization pipe 110 is connected with the protective unit 100.
It is ε that five inductance and four electric capacity are adopted in each protective unit 100 come effective dielectric constant and magnetic conductivity is μ's
Material.Connected using metallization pipe 110 between overcoat 10 and overcoat 10.Specifically, as shown in figure 4, the protection is single
Unit 100 includes the first inductance 101, the second inductance 102, the 3rd inductance 103, the 4th inductance 104, the 5th inductance 105, the first electric capacity
106th, the second electric capacity 107, the 3rd electric capacity 108, the 4th electric capacity 109, wherein, the first inductance 101, the second inductance 102, the 3rd inductance
103rd, the 4th inductance 104 by wired in series into square structure, one end of the 5th inductance 105 in the first inductance 101 and
Connect between 4th inductance 104, the other end of the 5th inductance 105 connects between the second inductance 102 and the 3rd inductance 103
Connect, first electric capacity 106 is connected to the wire connected between the first inductance 101 and the second inductance 102, second electric capacity
107 are connected to the wire connected between the first inductance 101 and the 4th inductance 104, and the 3rd electric capacity 108 is connected to the second inductance
The wire connected between 102 and the 3rd inductance 103, the 4th electric capacity 109 is connected to the 3rd inductance 103 and the 4th inductance 104
Between the wire connected, each connection one of first electric capacity 106, the second electric capacity 107, the 3rd electric capacity 108 and the 4th electric capacity 109
Individual metallization pipe 110.Wherein, the inductance value of the second inductance 102 and the 4th inductance 104 is 4L1(with reference to shown in Fig. 4), it is described
The inductance value of 5th inductance 105 is 2L2(with reference to shown in Fig. 4), the inductance value of the first inductance 101 and the 3rd inductance 103 is 4L3, the
The capacitance of one electric capacity 106, the second electric capacity 107, the 3rd electric capacity 108 and the 4th electric capacity 109 is C/4.Wherein, C=εzzD, d are the length of protective unit 100
Degree, L1、L2And L3Inductance value is, C is capacitance.It should be noted that protection list adjacent in same annular shield layer 10
It is connected with each other (such as the connected mode of four protective units 100 in Fig. 4, the protective unit 100 in the upper left corner and upper right between unit 100
The protective unit 100 at angle and the protective unit connection in the lower left corner).
Further, in the present embodiment, the calculation of d is as follows：D=λ/3, λ=C/f, C are light velocity constant, f is electricity
The corresponding peak frequency of frequency range that magnetic field impulse energy is concentrated.(frequency range of electromagnetic pulse is just infinite infinite to bearing, but
It is that the energy of electromagnetic pulse is concentrated mainly in the range of certain frequency, f is that the frequency range that electromagnetic pulse energy is concentrated is corresponding
Peak frequency).For a rectangular pulse, the duration was 1 nanosecond, then the energy of the rectangular pulse is concentrated mainly on 0-
10GHz, then according to λ=C/f=3*108/10*109=3 centimetres, then each protective unit 100 be smaller in size than or equal to d=λ/
3=3m/3=1cm.
For the barrier propterty of the stealthy cape 1 of the Spark gap for verifying the ellipsoidal structure, using four kinds of electromagnetism
Pulse is verified to the barrier propterty of the stealthy cape 1 of Spark gap of the ellipsoidal structure.Fig. 5-1 to Fig. 5-4 is
It is four kinds of electromagnetic pulses when the present invention is emulated to the stealthy cape of Spark gap of the column structure based on equivalent circuit
Schematic diagram.
Wherein, Fig. 6-1 to Fig. 6-3 is the stealthy cape of Spark gap of ellipsoidal structure of the present invention for triangle electricity
The emulation schematic diagram of magnetic field impulse, from Fig. 6-1 to Fig. 6-3 as can be seen that triangle electromagnetic pulse is through the ellipsoidal structure
During the stealthy cape 1 of Spark gap, the interior oval of the stealthy cape 1 of electromagnetic pulse does not have triangular pulse and passes through, wherein, knot
Fig. 5-1 is closed, parameter is a=0.3m, b=0.7m, horizontal axis plots time in the figure of triangle electromagnetic pulse, unit is ns, model
Enclose for 0-35ns, the longitudinal axis represents electric current, and unit is mA.
Fig. 7-1 to Fig. 7-3 is that the stealthy cape of Spark gap of ellipsoidal structure of the present invention is directed to rectangle electromagnetic pulse
Emulation schematic diagram, from Fig. 7-1 to Fig. 7-3 as can be seen that rectangle electromagnetic pulse through the ellipsoidal structure electromagnetic pulse
When protecting stealthy cape 1, the interior oval of the stealthy cape 1 of electromagnetic pulse does not have rectangular pulse process, wherein, with reference to Fig. 5-2, ginseng
Number is a=0.6m, b=0.4m, R=2, and horizontal axis plots time in the figure of rectangle electromagnetic pulse, unit is ns, and scope is 0-
35ns, the longitudinal axis represents electric current, and unit is mA.
Fig. 8-1 to Fig. 8-3 is that the stealthy cape of Spark gap of ellipsoidal structure of the present invention is directed to sinusoidal electromagnetic pulse
Emulation schematic diagram, from Fig. 8-1 to Fig. 8-3 as can be seen that sinusoidal electromagnetic pulse through the ellipsoidal structure electromagnetic pulse
When protecting stealthy cape 1, the interior oval of the stealthy cape 1 of electromagnetic pulse does not have sine pulse process, wherein, with reference to Fig. 5-3, ginseng
Number is a=0.3m, b=0.7m, and horizontal axis plots time in the figure of sinusoidal electromagnetic pulse, unit is ns, and scope is 0-35ns, is indulged
Axle represents electric current, and unit is mA.
Fig. 9-1 to Fig. 9-3 is that the stealthy cape of Spark gap of ellipsoidal structure of the present invention is directed to Gauss electromagnetic pulse
Emulation schematic diagram, from Fig. 9-1 to Fig. 9-3 as can be seen that Gauss electromagnetic pulse through the ellipsoidal structure electromagnetic pulse
When protecting stealthy cape 1, the interior oval of the stealthy cape 1 of electromagnetic pulse does not have Gaussian pulse process, wherein, with reference to Fig. 5-4, ginseng
Number is a=0.3m, b=0.7m, and horizontal axis plots time in the figure of Gauss electromagnetic pulse, unit is ns, and scope is 0-35ns, is indulged
Axle represents electric current, and unit is mA.
The preferred embodiments of the present invention are these are only, the scope of the claims of the present invention is not thereby limited, it is every using this
Equivalent structure or equivalent flow conversion that bright specification and accompanying drawing content are made, or between or be used in other related skills indirectly
Art field, is included within the scope of the present invention.
Claims (4)
1. a kind of stealthy cape of Spark gap of ellipsoidal structure, it is characterised in that the electromagnetism arteries and veins of the ellipsoidal structure
The punching stealthy cape of protection by multiple oval structures annular shield stacking plus constitute, wherein, each annular shield layer from it is inner to
It is outer that a plurality of elliptical orbit is set, arrange on every elliptical orbit and multiple protective units are continuously set；
The dielectric constant of each protective unit is ε, and magnetic conductivity is μ, wherein,
A is the outer ellipse of overcoat
Major semiaxis, b is the outer oval semi-minor axis of overcoat, and c is the outer oval focal length of overcoat, and R is the outer ellipse of overcoat
The ratio of semi-minor axis and interior oval semi-minor axis.
2. the stealthy cape of the Spark gap of ellipsoidal structure as claimed in claim 1, it is characterised in that the ellipse
The bottom of the stealthy cape of Spark gap of structure is provided with the annular earth plate of an ellipse, the ellipsoidal structure
Multiple metallization pipes are set in the stealthy cape of Spark gap, the metallization pipe pass perpendicularly through the annular shield layer and with
The annular earth plate connection, the protective unit includes that the protective unit includes the first inductance, the second inductance, the 3rd electric
Sense, the 4th inductance, the 5th inductance, the first electric capacity, the second electric capacity, the 3rd electric capacity, the 4th electric capacity, wherein, it is the first inductance, second electric
, by wired in series into square structure, one end of the 5th inductance is in the first inductance and for sense, the 3rd inductance, the 4th inductance
Connect between four inductance, the other end of the 5th inductance connects between the second inductance and the 3rd inductance, first electric capacity
Be connected to the wire connected between the first inductance and the second inductance, second capacitance connection in the first inductance and the 4th inductance it
Between connect wire, the wire that the 3rd capacitance connection is connected between the second inductance and the 3rd inductance, the 4th electric capacity
The wire connected between the 3rd inductance and the 4th inductance is connected to, first electric capacity, the second electric capacity, the 3rd electric capacity and the 4th are electric
The inductance value for holding each one plated through-hole of connection, the second inductance and the 4th inductance is 4L1, the inductance value of the 5th inductance
For 2L2, the inductance value of the first inductance and the 3rd inductance is 4L3, the first electric capacity, the second electric capacity, the 3rd electric capacity and the 4th electric capacity
Capacitance is C/4.Wherein, C=εzzD,
D for protective unit length, L1、L2And L3Inductance value is, C is capacitance.
3. the stealthy cape of the Spark gap of ellipsoidal structure as claimed in claim 2, it is characterised in that the calculating side of d
Formula is as follows：D=λ/3, the corresponding peak frequency of frequency range that λ=C/f, C are light velocity constant, f is electromagnetic pulse energy concentration.
4. the stealthy cape of the Spark gap of ellipsoidal structure as claimed in claim 3, it is characterised in that the electromagnetism arteries and veins
Frequency is rushed for triangle electromagnetic pulse, rectangle electromagnetic pulse, sinusoidal electromagnetic pulse or Gauss electromagnetic pulse.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710011636.XA CN106617370B (en) | 2017-01-07 | 2017-01-07 | The stealthy cape of the Spark gap of ellipsoidal structure |
| PCT/CN2017/085952 WO2018126599A1 (en) | 2017-01-07 | 2017-05-25 | Electromagnetic pulse protection invisibility cloak having elliptical structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710011636.XA CN106617370B (en) | 2017-01-07 | 2017-01-07 | The stealthy cape of the Spark gap of ellipsoidal structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106617370A true CN106617370A (en) | 2017-05-10 |
| CN106617370B CN106617370B (en) | 2018-11-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710011636.XA Expired - Fee Related CN106617370B (en) | 2017-01-07 | 2017-01-07 | The stealthy cape of the Spark gap of ellipsoidal structure |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106617370B (en) |
| WO (1) | WO2018126599A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107085341A (en) * | 2017-01-31 | 2017-08-22 | 大连理工大学 | A kind of stealthy cape of controllable two-dimension optical based on multilayer vanadium dioxide |
| WO2018126602A1 (en) * | 2017-01-07 | 2018-07-12 | 深圳市景程信息科技有限公司 | Electromagnetic pulse protection invisibility cloak having irregular polygonal structure |
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| CN102843899B (en) * | 2012-08-03 | 2015-09-09 | 深圳光启创新技术有限公司 | A kind of suction ripple Meta Materials and suction wave apparatus |
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| US9912069B2 (en) * | 2014-10-21 | 2018-03-06 | Board Of Regents, The University Of Texas System | Dual-polarized, broadband metasurface cloaks for antenna applications |
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| US20110050360A1 (en) * | 2008-08-25 | 2011-03-03 | Fractal Antenna Systems, Inc. | Wideband electromagnetic cloaking systems |
| WO2012035252A1 (en) * | 2010-09-15 | 2012-03-22 | Centre National De La Recherche Scientifique | Structure that can channel an elastic wave propagating in a plate |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018126602A1 (en) * | 2017-01-07 | 2018-07-12 | 深圳市景程信息科技有限公司 | Electromagnetic pulse protection invisibility cloak having irregular polygonal structure |
| CN107085341A (en) * | 2017-01-31 | 2017-08-22 | 大连理工大学 | A kind of stealthy cape of controllable two-dimension optical based on multilayer vanadium dioxide |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018126599A1 (en) | 2018-07-12 |
| CN106617370B (en) | 2018-11-20 |
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