CN106410386A - High-gain electromagnetic wave energy absorbing antenna - Google Patents
High-gain electromagnetic wave energy absorbing antenna Download PDFInfo
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- CN106410386A CN106410386A CN201610813963.2A CN201610813963A CN106410386A CN 106410386 A CN106410386 A CN 106410386A CN 201610813963 A CN201610813963 A CN 201610813963A CN 106410386 A CN106410386 A CN 106410386A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
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Abstract
The invention discloses a high-gain electromagnetic wave energy absorbing antenna. The high-gain electromagnetic wave energy absorbing antenna comprises a dielectric covering layer, a dielectric substrate and an earth plate which are consistent in sizes and laminated together from top to bottom, wherein a metal antenna patch is attached to one side, which is laminated together with the dielectric covering layer, of the dielectric substrate; a middle part of the dielectric substrate is provided with a cylindrical metal conductor which vertically passes through the dielectric plate; and the earth plate is provided with three rectangular annular gaps and a circular hole which is concentric with a bottom surface of the cylindrical metal conductor. The high-gain electromagnetic wave energy absorbing antenna has lower return loss, good impedance matching, a high standing-wave ratio and a relatively high gain, so that radio frequency energy in an environment can be received efficiently.
Description
Technical field
The invention belongs to electromagnetic energy reception antenna technical field is and in particular to one kind is used for receiving RF energy in environment
High-gain electromagnetic wave energy absorb antenna.
Background technology
Wireless energy transmission technology have in the industries such as household electrical appliance, industrial production, biologic medical wide application and
Market prospects, thus wireless energy transmission technology can bring substantial amounts of economic interests, becomes economic new growing point.With electronics
The rapid popularization of consumer product and smart mobile phone, digital camera for example of today and wait power consumption big, charge whenever and wherever possible
Requirement strongly, and charger carries and inconvenient, and the charging inlet between various electrical equipment is not consistent, can be at any time
Everywhere charge and also the unified charging platform of interface has sizable market potential.Thus low-power wireless energy transmission system
The market prospects having are more wide.
Content of the invention
Present invention solves the technical problem that there is provided a kind of structure high-gain electromagnetic wave energy simple and reasonable in design
Absorb antenna, the less size having for the more other antenna of this antenna, the loss of relatively low clawback, good impedance
Join and higher gain.
The present invention is to solve above-mentioned technical problem to adopt the following technical scheme that, high-gain electromagnetic wave energy absorbs antenna, its
It is characterised by including consistent size from top to bottom and dielectric passivation bonded to each other, medium substrate and earth plate, wherein with Jie
It is pasted with metal antenna paster, the middle part of medium substrate is provided with and extends vertically through medium on the medium substrate of matter cover layer laminating side
The cylindrical metal conductor of substrate, earth plate is provided with three rectangular ring breach and concentric with cylindrical metal conductor bottom surface
Circular hole；The material of described dielectric passivation is Rogers RO6002, permittivity εr=2.94, thickness d=0.51mm, length
It is 30mm with width；The radius of the circular coverage rate of described metal antenna paster is 0.10861 λ, and wherein λ=122mm, λ are
The wavelength of 2.45GHz radio frequency, thickness is 0.02mm, and material is copper, and the material of described medium substrate is Rogers RO6010, is situated between
Electric constant εr=10.2, thickness d=2.54mm, length and width is 30mm, the central point of metal antenna paster and medium base
The center position of plate upper surface is consistent；The design shape of described metal antenna paster and size meet following requirement, set up flat
Face rectangular coordinate system, by initial point (0mm, 0mm) as starting point, makes the line segment one of an a length of 18mm, by line along x-axis positive direction
Section one obtains line segment two with point (18mm, 0mm) for 130 ° as point of rotation rotate counterclockwise, then is 50 ° along line segment two and x-axis angle
Direction, extend to original 2 times in reference axis the 4th interval, be extended line segment two with straight lineFor symmetrical
Axle is made minute surface and is symmetrically extended line segment three, extends line segment two and the intersection point of prolongation line segment three isThis point is in straight lineOn, line segment two will be extended and extend line segment three
Intersecting lens in straight lineThe shorter line segment part in both sides is left out respectively, plays initial point (0mm, 0mm) conduct again
Point, makes the line segment of an a length of 2.5mm along x-axis positive direction, the center of circle being first curve with B (2.5mm, -1.25mm), with
A (2.5mm, 0mm) is end point, with B1(3.75mm, -1.25mm) is another end points, radius r1=1.25mm, makes angle of circumference
For 90 °, direction is the circular arc protruding to x-axis and y-axis positive direction, the circle being second curve with C (4.0625mm, -1.25mm)
The heart, with B1(3.75mm, -1.25mm) is end point, with C1(4.375mm, -1.25mm) is another end points, radius r2=
0.3125mm, makes angle of circumference and is 180 °, direction is the circular arc protruding along y-axis negative direction, with D (4.6875mm, -1.25mm) is
The center of circle of the 3rd curve, with C1(4.375mm, -1.25mm) is end point, with D1(5mm, -1.25mm) is another end points, half
Footpath r3=0.3125mm, make angle of circumference be 180 °, direction be along y-axis positive direction protrude circular arc, with E (5.625mm ,-
1.25mm) be the 4th curve the center of circle, with D1(5mm, -1.25mm) is end point, with E1(6.25mm, -1.25mm) is another
End points, radius r4=0.625mm, make angle of circumference be 180 °, direction be along y-axis negative direction protrude circular arc, with F (7.5mm ,-
1.25mm) be the 5th curve the center of circle, with E1(6.25mm, -1.25mm) is end point, with F1(7.5mm, 0mm) is the other end
Point, radius r5=1.25mm, makes angle of circumference and is 90 °, and direction is the circular arc protruding to x-axis negative direction and y-axis positive direction, with G
(7.5mm, -2.5mm) is the center of circle of the 6th curve, with F1(7.5mm, 0mm) is end point, with G1(10mm, -2.5mm) is another
End point, radius r6=2.5mm, makes angle of circumference and is 90 °, and direction is the circular arc protruding to x-axis and y-axis positive direction, with H
(11.875mm, -2.5mm) is the center of circle of the 7th curve, with G1(10mm, -2.5mm) is end point, with H1(13.75mm ,-
It is 2.5mm) another end points, radius r7=1.875mm, makes angle of circumference and is 180 °, and direction is the circle protruding to y-axis negative direction
Arc, the center of circle being the 8th curve with I (16.25mm, -2.5mm), with H1(13.75mm, -2.5mm) is end point, with I1
(16.25mm, 0mm) is another end points, radius r8=2.5mm, makes angle of circumference and is 90 °, direction is to x-axis negative direction and y-axis
The circular arc that positive direction is protruded, with I1(16.25mm, 0mm) is end point, and b (18mm, 0mm) is another end points, makees a length and is
The line segment of 1.75mm, obtains initial graphics one, by initial graphics one with straight line in x-axis and y-axis planeFor symmetrical
Axle is made minute surface and is symmetrically obtained initial graphics two, and initial graphics one, initial graphics two, prolongation line segment two and prolongation line segment three merge
To rotating graphs one, by rotating graphs one with pointFor the point of rotation, dextrorotation
Turn 40 ° and entirety is reduced into original 0.8 times, obtain rotating graphs two, by rotating graphs two with pointFor the point of rotation, turn clockwise 80 °, obtain rotating graphs three, by rotation figure
Shape one is with pointFor the point of rotation, turn clockwise 120 ° and overall be reduced into original
0.8 times, obtain rotating graphs four, by rotating graphs one with pointFor rotation
Point, turn clockwise 160 ° and overall be reduced into original 0.9 times, obtain rotating graphs five, by rotating graphs one with pointFor the point of rotation, turn clockwise 200 ° and overall be reduced into original 0.9 times,
Obtain rotating graphs six, by rotating graphs one with pointFor the point of rotation, clockwise
240 ° of rotation is simultaneously overall to be reduced into original 0.8 times, obtains rotating graphs seven, by rotating graphs one with pointFor the point of rotation, turn clockwise 280 °, obtain rotating graphs eight, by rotation figure
Shape one is with pointFor the point of rotation, turn clockwise 320 ° and overall be reduced into original
0.8 times, obtain rotating graphs nine, rotating graphs one, rotating graphs two, rotating graphs three, rotating graphs four, rotating graphs
5th, rotating graphs six, rotating graphs seven, rotating graphs eight and rotating graphs nine merge and obtain closed figure, by closed figure
The reduced radius of circular coverage rate, to the original 0.32865 times design shape obtaining required metal antenna paster and size, are pressed
Obtain metal antenna paster according to design shape and size cutting；With the bottom center of earth plate for ring center, make inner ring side respectively
A length of 10mm, ring width are the rectangular ring breach one of 0.35mm, and the rectangular ring that the inner ring length of side is 12mm, ring width is 0.35mm lacks
Mouthfuls two, the inner ring length of side is 14mm, and ring width is the rectangular ring breach three of 0.35mm, the earth plate relative with cylindrical metal conductor
The aperture R=1.9mm of upper circular hole；One end of described cylindrical metal conductor is connected with metal antenna paster, and cylindrical metal is led
The material of body is copper, its bottom surface radius r=0.5mm, thickness d=2.54mm, cylindrical metal conductor and metal antenna paster
The junction center of circle is respectively 16.63mm, 16.63mm, 13.37mm and 13.37mm with the vertical range of four sides of medium substrate,
The output interface of the described cylindrical metal conductor other end is connected with energy management circuit, and this energy management circuit is used for absorbing
To energy stored.
The technique effect of the present invention is：High-gain electromagnetic wave energy absorbs antenna and has lower return loss, good
Impedance matching and standing-wave ratio and higher gain are such that it is able to RF energy in efficient reception environment.
Brief description
Fig. 1 is the structural representation of metal antenna paster；
Fig. 2 is that high-gain electromagnetic wave energy absorbs antenna structure view；
Fig. 3 is the return loss absorbing antenna using the high-gain electromagnetic wave energy of HFSS antenna modeling simulation software simulation
Figure；
Fig. 4 is the gain diagram absorbing antenna using the high-gain electromagnetic wave energy of HFSS antenna modeling simulation software simulation.
In figure：1st, dielectric passivation, 2, medium substrate, 3, earth plate, 4, metal antenna paster, 5, cylindrical metal leads
Body, 6, rectangular ring breach, 7, circular hole.
Specific embodiment
Below in conjunction with the accompanying drawing in the present invention, the technical scheme in specific implementation process of the present invention is carried out clear, complete
Whole, specific description.
The core of this invention is that high-gain electromagnetic wave energy absorbs Antenna Design, and it is right to need in microstrip antenna designs
High-gain electromagnetic wave energy absorbs the size of the metal antenna paster of antenna, and the size of medium substrate, thickness carry out theoretic
Estimation, the high-gain electromagnetic wave energy that more quickly could accurately find suitable CF when simulated experiment absorbs
Antenna.So below, the theoretical calculation method of explanation each data parameters of microstrip antenna. taking rectangular microstrip antenna as a example.
Patch size L × W, patch width W is：
In (1) formula, c is the light velocity, f0For forbidden band centre frequency, εrFor relative dielectric constant.
The relative efficiency permittivity ε of microstrip antenna medium substratereFor：
H represents thickness of dielectric layers, and in order to reduce the impact to antenna performance for the surface wave, the thickness of dielectric substrate should
Meet theoretical calculation formula：
Wherein fuHighest frequency for the work of microstrip antenna.
The equivalent radiated power gap length △ L of microstrip antenna is：
Then length L of microstrip antenna paster is：
Size L of earth plateg×WgMeet following theoretical formula
Lg≥L+6h (6)
Wg≥W+6h (7)
Rectangular microstrip antenna be that coaxial line is fed, after determining the length and width of rectangular patch, typically
The normal impedance of 50 Ω is added in microstrip antenna.
As shown in Figure 1-2, high-gain electromagnetic wave energy absorbs antenna, including consistent size from top to bottom and bonded to each other
Dielectric passivation 1, medium substrate 2 and earth plate 3, the medium substrate 2 of side of wherein fitting with dielectric passivation 1 is pasted with gold
Belong to antenna patch 4, the middle part of medium substrate 2 is provided with the cylindrical metal conductor 5 extending vertically through medium substrate 2, earth plate 3 sets
There are three rectangular ring breach 6 and the circular hole 7 concentric with cylindrical metal conductor 5 bottom surface；The material of described dielectric passivation 1 is
Rogers RO6002, permittivity εr=2.94, thickness d=0.51mm, length and width is 30mm；Described metal antenna
The radius of the circular coverage rate of paster 4 is 0.10861 λ, and wherein λ=122mm, λ are the wavelength of 2.45GHz radio frequency, and thickness is
0.02mm, material is copper, and the material of described medium substrate 2 is Rogers RO6010, permittivity εr=10.2, thickness d=
2.54mm, length and width is 30mm, the center position of the central point of metal antenna paster 4 and medium substrate 2 upper surface
Unanimously；The design shape of described metal antenna paster 4 and size meet following requirement, set up plane right-angle coordinate, by initial point
(0mm, 0mm), as starting point, makes the line segment one of an a length of 18mm along x-axis positive direction, by line segment one with point (18mm, 0mm)
Obtain line segment two, then the direction being 50 ° along line segment two and x-axis angle as 130 ° of point of rotation rotate counterclockwise, in reference axis the
Extend to original 2 times in four intervals, be extended line segment two with straight lineMake minute surface for symmetry axis symmetrically to be prolonged
Long line segment three, extends line segment two and the intersection point of prolongation line segment three isThis point
Straight lineOn, line segment two will be extended and extend the intersecting lens of line segment three in straight lineThe shorter line segment in both sides
Part is left out respectively, again by initial point (0mm, 0mm) as starting point, makes the line segment of an a length of 2.5mm along x-axis positive direction,
The center of circle being first curve with B (2.5mm, -1.25mm), with A (2.5mm, 0mm) for end point, with B1(3.75mm ,-
It is 1.25mm) another end points, radius r1=1.25mm, makes angle of circumference and is 90 °, and direction is to protrude to x-axis and y-axis positive direction
Circular arc, the center of circle being second curve with C (4.0625mm, -1.25mm), with B1(3.75mm, -1.25mm) is end point, with C1
(4.375mm, -1.25mm) is another end points, radius r2=0.3125mm, makes angle of circumference and is 180 °, direction is along y-axis losing side
To the circular arc protruding, the center of circle being the 3rd curve with D (4.6875mm, -1.25mm), with C1(4.375mm, -1.25mm) is
End point, with D1(5mm, -1.25mm) is another end points, radius r3=0.3125mm, makes angle of circumference and is 180 °, direction is along y
The circular arc that axle positive direction is protruded, the center of circle being the 4th curve with E (5.625mm, -1.25mm), with D1(5mm, -1.25mm) is
End point, with E1(6.25mm, -1.25mm) is another end points, radius r4=0.625mm, makes angle of circumference and is 180 °, direction is
The circular arc protruding along y-axis negative direction, the center of circle being the 5th curve with F (7.5mm, -1.25mm), with E1(6.25mm ,-
It is 1.25mm) end point, with F1(7.5mm, 0mm) is another end points, radius r5=1.25mm, makes angle of circumference and is 90 °, direction
It is the circular arc protruding to x-axis negative direction and y-axis positive direction, the center of circle being the 6th curve with G (7.5mm, -2.5mm), with F1
(7.5mm, 0mm) is end point, with G1(10mm, -2.5mm) is another end points, radius r6=2.5mm, makes angle of circumference and is 90 °,
Direction is the circular arc protruding to x-axis and y-axis positive direction, and the center of circle being the 7th curve with H (11.875mm, -2.5mm), with G1
(10mm, -2.5mm) is end point, with H1(13.75mm, -2.5mm) is another end points, radius r7=1.875mm, makes circumference
Angle is 180 °, and direction is the circular arc protruding to y-axis negative direction, the center of circle being the 8th curve with I (16.25mm, -2.5mm), with
H1(13.75mm, -2.5mm) is end point, with I1(16.25mm, 0mm) is another end points, radius r8=2.5mm, makes circumference
Angle is 90 °, and direction is the circular arc protruding to x-axis negative direction and y-axis positive direction, with I1(16.25mm, 0mm) is end point, b
(18mm, 0mm) is another end points, makees the line segment that a length is 1.75mm, obtains initial graphics one in x-axis and y-axis plane；Will
Initial graphics one are with straight lineMake minute surface for symmetry axis and symmetrically obtain initial graphics two, initial graphics one, initial graphics
2nd, line segment two and line segment three merging obtain rotating graphs one, by rotating graphs one with pointFor the point of rotation, turn clockwise 40 ° and overall be reduced into original 0.8 times,
Obtain rotating graphs two, by rotating graphs two with pointFor the point of rotation, clockwise
80 ° of rotation, obtains rotating graphs three, by rotating graphs one with pointFor rotation
Point, turn clockwise 120 ° and overall be reduced into original 0.8 times, obtain rotating graphs four, by rotating graphs one with pointFor the point of rotation, turn clockwise 160 ° and overall be reduced into original 0.9 times,
Obtain rotating graphs five, by rotating graphs one with pointFor the point of rotation, clockwise
200 ° of rotation is simultaneously overall to be reduced into original 0.9 times, obtains rotating graphs six, by rotating graphs one with pointFor the point of rotation, turn clockwise 240 ° and overall be reduced into original 0.8 times,
Obtain rotating graphs seven, by rotating graphs one with pointFor the point of rotation, clockwise
280 ° of rotation, obtains rotating graphs eight, by rotating graphs one with pointFor rotation
Point, turn clockwise 320 ° and overall be reduced into original 0.8 times, obtain rotating graphs nine, rotating graphs one, rotating graphs
2nd, rotating graphs three, rotating graphs four, rotating graphs five, rotating graphs six, rotating graphs seven, rotating graphs eight and rotation figure
Shape nine merges and obtains closed figure, and the reduced radius of the circular coverage rate of closed figure are obtained institute to original 0.32865 times
Need design shape and the size of metal antenna paster 4, obtain metal antenna paster 4 according to design shape and size cutting；To connect
The bottom center on floor 3 be ring center, make respectively the inner ring length of side be 10mm, ring width be 0.35mm rectangular ring breach one, interior
The ring length of side is 12mm, ring width is the rectangular ring breach two of 0.35mm, and the inner ring length of side is 14mm, and ring width is the straight-flanked ring of 0.35mm
Shape breach three, the aperture R=1.9mm of circular hole 7 on the earth plate 3 relative with cylindrical metal conductor 5；Described cylindrical metal is led
One end of body 5 is connected with metal antenna paster 4, and the material of cylindrical metal conductor 5 is copper, and its bottom surface radius r=0.5mm is thick
Degree d=2.54mm, cylindrical metal conductor 5 and the junction center of circle of metal antenna paster 4 and hanging down of 2 four sides of medium substrate
Straight distance respectively 16.63mm, 16.63mm, 13.37mm and 13.37mm, the output of described cylindrical metal conductor 5 other end
Interface is connected with energy management circuit, and this energy management circuit is used for being stored the energy absorbing.
Fig. 3 is the return loss absorbing antenna using the high-gain electromagnetic wave energy of HFSS antenna modeling simulation software simulation
Figure, as seen from the figure, the return loss that this high-gain electromagnetic wave energy absorbs antenna is -31dB, than other same volume antennas
Return loss is also little, and performance is very good.
Fig. 4 is to absorb antenna in XZ plane using the high-gain electromagnetic wave energy of HFSS antenna modeling simulation software simulation
Gain diagram, as seen from the figure, this high-gain electromagnetic wave energy absorb antenna 2.45GHz maximum gain be 3.58dB, direction
Property is highly stable.
Embodiment above describes general principle, principal character and the advantage of the present invention, the technical staff of the industry should
Understand, the present invention is not restricted to the described embodiments, the simply explanation present invention's described in above-described embodiment and specification is former
Reason, under the scope without departing from the principle of the invention, the present invention also has various changes and modifications, and these changes and improvements each fall within
In the scope of protection of the invention.
Claims (1)
1. high-gain electromagnetic wave energy absorbs antenna it is characterised in that including consistent size and medium bonded to each other from top to bottom
Cover layer, medium substrate and earth plate, the medium substrate of side of wherein fitting with dielectric passivation is pasted with metal antenna patch
Piece, the middle part of medium substrate is provided with the cylindrical metal conductor extending vertically through medium substrate, and earth plate is provided with three straight-flanked rings
Shape breach and the circular hole concentric with cylindrical metal conductor bottom surface；The material of described dielectric passivation is Rogers RO6002, is situated between
Electric constant εr=2.94, thickness d=0.51mm, length and width is 30mm；The circular coverage rate of described metal antenna paster
Radius be 0.10861 λ, wherein λ=122mm, λ be 2.45GHz radio frequency wavelength, thickness be 0.02mm, material be copper, described
The material of medium substrate is Rogers RO6010, permittivity εr=10.2, thickness d=2.54mm, length and width is
30mm, the central point of metal antenna paster is consistent with the center position of medium substrate upper surface；Described metal antenna paster
Design shape and size meet following require, set up plane right-angle coordinate, by initial point (0mm, 0mm) as starting point, along x-axis just
The line segment one of an a length of 18mm is made in direction, and line segment one is obtained for 130 ° as point of rotation rotate counterclockwise with point (18mm, 0mm)
To line segment two, then the direction being 50 ° along line segment two and x-axis angle, extend to original 2 times in reference axis the 4th interval, obtain
To prolongation line segment two with straight lineMake minute surface for symmetry axis and be symmetrically extended line segment three, extend line segment two and extend
The intersection point of line segment three isThis point is in straight lineOn, line segment will be extended
Two and extend line segment three intersecting lens in straight lineThe shorter line segment part in both sides is left out, respectively again by initial point
(0mm, 0mm), as starting point, makes the line segment of an a length of 2.5mm along x-axis positive direction, with B (2.5mm, -1.25mm) for first
The center of circle of individual curve, with A (2.5mm, 0mm) for end point, with B1(3.75mm, -1.25mm) is another end points, radius r1=
1.25mm, makes angle of circumference and is 90 °, and direction is the circular arc protruding to x-axis and y-axis positive direction, with C (4.0625mm, -1.25mm)
For the center of circle of second curve, with B1(3.75mm, -1.25mm) is end point, with C1(4.375mm, -1.25mm) is the other end
Point, radius r2=0.3125mm, makes angle of circumference and is 180 °, direction is the circular arc protruding along y-axis negative direction, with D
(4.6875mm, -1.25mm) is the center of circle of the 3rd curve, with C1(4.375mm, -1.25mm) is end point, with D1(5mm ,-
It is 1.25mm) another end points, radius r3=0.3125mm, makes angle of circumference and is 180 °, and direction is the circle protruding along y-axis positive direction
Arc, the center of circle being the 4th curve with E (5.625mm, -1.25mm), with D1(5mm, -1.25mm) is end point, with E1
(6.25mm, -1.25mm) is another end points, radius r4=0.625mm, makes angle of circumference and is 180 °, direction is along y-axis negative direction
The circular arc protruding, the center of circle being the 5th curve with F (7.5mm, -1.25mm), with E1(6.25mm, -1.25mm) is end point,
With F1(7.5mm, 0mm) is another end points, radius r5=1.25mm, makes angle of circumference and is 90 °, direction is to x-axis negative direction and y
The circular arc that axle positive direction is protruded, the center of circle being the 6th curve with G (7.5mm, -2.5mm), with F1(7.5mm, 0mm) is one end
Point, with G1(10mm, -2.5mm) is another end points, radius r6=2.5mm, makes angle of circumference and is 90 °, direction is to x-axis and y-axis
The circular arc that positive direction is protruded, the center of circle being the 7th curve with H (11.875mm, -2.5mm), with G1(10mm, -2.5mm) is one
End points, with H1(13.75mm, -2.5mm) is another end points, radius r7=1.875mm, makes angle of circumference and is 180 °, direction is to y
The circular arc that axle negative direction is protruded, the center of circle being the 8th curve with I (16.25mm, -2.5mm), with H1(13.75mm, -2.5mm)
For end point, with I1(16.25mm, 0mm) is another end points, radius r8=2.5mm, makes angle of circumference and is 90 °, direction is to x-axis
Negative direction and the circular arc of y-axis positive direction protrusion, with I1(16.25mm, 0mm) is end point, and b (18mm, 0mm) is another end points,
Make the line segment that a length is 1.75mm, in x-axis and y-axis plane, obtain initial graphics one；By initial graphics one with straight lineMake minute surface for symmetry axis and symmetrically obtain initial graphics two, initial graphics one, initial graphics two, line segment two and line segment
Three merging obtain rotating graphs one, by rotating graphs one with pointFor the point of rotation,
Turn clockwise 40 ° and overall be reduced into original 0.8 times, obtain rotating graphs two, by rotating graphs one with pointFor the point of rotation, turn clockwise 80 °, obtain rotating graphs three, by rotation figure
Shape one is with pointFor the point of rotation, turn clockwise 120 ° and overall be reduced into original
0.8 times, obtain rotating graphs four, by rotating graphs one with pointFor rotation
Point, turn clockwise 160 ° and overall be reduced into original 0.9 times, obtain rotating graphs five, by rotating graphs one with pointFor the point of rotation, turn clockwise 200 ° and overall be reduced into original 0.9 times,
Obtain rotating graphs six, by rotating graphs one with pointFor the point of rotation, clockwise
240 ° of rotation is simultaneously overall to be reduced into original 0.8 times, obtains rotating graphs seven, by rotating graphs one with pointFor the point of rotation, turn clockwise 280 °, obtain rotating graphs eight, by rotation figure
Shape one is with pointFor the point of rotation, turn clockwise 320 ° and overall be reduced into original
0.8 times, obtain rotating graphs nine, rotating graphs one, rotating graphs two, rotating graphs three, rotating graphs four, rotating graphs
5th, rotating graphs six, rotating graphs seven, rotating graphs eight and rotating graphs nine merge and obtain closed figure, by closed figure
The reduced radius of circular coverage rate, to the original 0.32865 times design shape obtaining required metal antenna paster and size, are pressed
Obtain metal antenna paster according to design shape and size cutting；With the bottom center of earth plate for ring center, make inner ring side respectively
A length of 10mm, ring width are the rectangular ring breach one of 0.35mm, and the rectangular ring that the inner ring length of side is 12mm, ring width is 0.35mm lacks
Mouthfuls two, the inner ring length of side is 14mm, and ring width is the rectangular ring breach three of 0.35mm, the earth plate relative with cylindrical metal conductor
The aperture R=1.9mm of upper circular hole；One end of described cylindrical metal conductor is connected with metal antenna paster, and cylindrical metal is led
The material of body is copper, its bottom surface radius r=0.5mm, thickness d=2.54mm, cylindrical metal conductor and metal antenna paster
The junction center of circle is respectively 16.63mm, 16.63mm, 13.37mm and 13.37mm with the vertical range of four sides of medium substrate,
The output interface of the described cylindrical metal conductor other end is connected with energy management circuit, and this energy management circuit is used for absorbing
To energy stored.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610813963.2A CN106410386A (en) | 2016-09-11 | 2016-09-11 | High-gain electromagnetic wave energy absorbing antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610813963.2A CN106410386A (en) | 2016-09-11 | 2016-09-11 | High-gain electromagnetic wave energy absorbing antenna |
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| Publication Number | Publication Date |
|---|---|
| CN106410386A true CN106410386A (en) | 2017-02-15 |
Family
ID=57999183
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610813963.2A Withdrawn CN106410386A (en) | 2016-09-11 | 2016-09-11 | High-gain electromagnetic wave energy absorbing antenna |
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| Country | Link |
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| CN (1) | CN106410386A (en) |
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2016
- 2016-09-11 CN CN201610813963.2A patent/CN106410386A/en not_active Withdrawn
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Application publication date: 20170215 |