CN106410393A - Environmental high-frequency energy low-power collecting system - Google Patents
Environmental high-frequency energy low-power collecting system Download PDFInfo
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- CN106410393A CN106410393A CN201610816636.2A CN201610816636A CN106410393A CN 106410393 A CN106410393 A CN 106410393A CN 201610816636 A CN201610816636 A CN 201610816636A CN 106410393 A CN106410393 A CN 106410393A
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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 an environmental high-frequency energy low-power collecting system. The environmental high-frequency energy low-power collecting system comprises a dielectric substrate and a grounding plate, which are consistent in size and mutually glued from top to bottom; a metal antenna patch is attached to the dielectric substrate; a cylindrical metal conductor which vertically penetrates the dielectric substrate is arranged in the middle of the dielectric substrate; and the grounding plate is provided with a round hole which is concentric with the bottom surface of the cylindrical metal conductor. The environmental high-frequency energy low-power collecting system has lower return loss, good impedance matching and standing-wave ratio as well as relatively high gain, and accordingly can receive RF energy in the environment 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
Environment high-frequency energy low-power collection system.
Background technology
With the development of silicon microelectric technique, the power consumption of electronic system is more and more lower, occurs in that the electronics of microwatt level power consumption
System so that system can collect energy from surrounding environment is possibly realized for itself continuous firing, this can be from surrounding
Energy is collected for system referred to as self-powered (self-powering) or the self-charging (self- of itself continuous firing in environment
Rechargeable), exempt from battery (battery-less) electronic microsystem.
Content of the invention
Present invention solves the technical problem that there is provided a kind of structure low work(of environment high-frequency energy simple and reasonable in design
Rate collection system, the less size having for the more other antenna of this antenna, the loss of relatively low clawback, good impedance
Coupling and higher gain.
The present invention is to solve above-mentioned technical problem to adopt the following technical scheme that, environment high-frequency energy low-power collection system,
It is characterized in that including consistent size and dielectric passivation bonded to each other, medium substrate and earth plate from top to bottom, wherein with
It is pasted with metal antenna paster, the middle part of medium substrate is provided with and extends vertically through Jie on the medium substrate of dielectric passivation laminating side
The cylindrical metal conductor of matter substrate, earth plate is provided with the circular hole concentric with cylindrical metal conductor bottom surface；Described medium covers
The material of cap rock is Rogers RO6002, permittivity εr=2.94, thickness d=0.51mm, length and width is 30mm；
The radius of the circular coverage rate of described metal antenna paster is 0.1064 λ, and wherein λ=124mm, λ are the ripple of 2.42GHz radio frequency
Long, thickness is 0.02mm, and material is copper, and the material of described medium substrate is Rogers RO6010, permittivity εr=10.2,
Thickness d=2.54mm, length and width is 30mm, the central point of the central point of metal antenna paster and medium substrate upper surface
Position consistency；The design shape of described metal antenna paster and size meet following requirement, set up plane right-angle coordinate, will
(0mm, -2.5mm), as starting point, (13.75mm, -2.5mm) makes an a length of 13.75mm for another end points along x-axis positive direction
Line segment one, with point (13.75mm, -2.5mm) be the point of rotation, line segment one is rotated 125 ° in the counterclockwise direction, with curvilinear equationIntersection point be H (15.901mm, -5.572mm), minute surface pair is made for symmetry axis with straight line y=-x
Claim to obtain point L (5.572mm, -15.901mm), then the direction being 63 ° along line segment one and x-axis angle, interval in reference axis the 4th
Inside extend to original 2 times, be extended line segment two, to make minute surface with straight line y=-x for symmetry axis symmetrical by extending line segment two
To extending line segment three, extend line segment two and the intersection point of prolongation line segment three is
Difference tie point H (15.901mm, -5.572mm),And L
(5.572mm, -15.901mm),Obtain line segment HW and line segment LW,
Again by initial point (0mm, 0mm) as starting point, make the line segment of an a length of 2.5mm along x-axis positive direction, with (2.5mm ,-
1.25mm) be first curve the center of circle, with (2.5mm, 0mm) be end point, with (3.75mm, -1.25mm) be 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 (5mm ,-
1.25mm) be second curve the center of circle, with (3.75mm, -1.25mm) be end point, with (6.25mm, -1.25mm) be another
End points, radius r2=1.25mm, make angle of circumference be 180 °, direction be to y-axis negative direction protrude circular arc, then with
(7.5mm, -1.25mm) is the center of circle of the 3rd curve, with (6.25mm, -1.25mm) for end point, with (7.5mm, 0mm) is
Another end points, radius r3=1.25mm, makes angle of circumference and is 90 °, and direction is the circle protruding to x-axis negative direction and y-axis positive direction
Arc, the center of circle being the 4th curve with (7.5mm, -2.5mm), with (7.5mm, 0mm) for end point, with (10mm, -2.5mm) be
Another end points, radius r4=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
(13.75mm, -2.5mm) is the center of circle of the 5th curve, with (10mm, -2.5mm) be end point, with H (15.901mm, -
It is 5.572mm) another end points, radius r5=3.75mm, makes angle of circumference and is 125 °, and direction is to protrude to x-axis and y-axis negative direction
Circular arc, obtain initial graphics one, with straight line y=-x as symmetry axis, initial graphics one carried out minute surface symmetrical, obtain initial graph
Shape two, line segment HW, line segment LW, initial graphics one and initial graphics two merge and obtain rotating graphs one, by rotating graphs one with pointFor the point of rotation, turn clockwise 20 ° and overall be reduced into original 0.8 times,
Obtain rotating graphs two, by rotating graphs one with pointFor the point of rotation, up time
Pin rotates 40 °, obtains rotating graphs three, by rotating graphs one with pointFor
The point of rotation, turn clockwise 60 ° 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 80 °, obtain rotating graphs five, will revolve
Turn figure one with pointFor the point of rotation, turn clockwise 100 ° and overall be reduced into
0.8 times originally, obtains rotating graphs six, by rotating graphs one with pointFor the point of rotation,
Turn clockwise 120 °, obtain rotating graphs seven, by rotating graphs one with point
For the point of rotation, turn clockwise 140 ° and overall be reduced into original 0.8 times, obtain rotating graphs eight, by rotating graphs one with
PointFor the point of rotation, turn clockwise 160 °, obtain rotating graphs
Nine, by rotating graphs one with pointFor the point of rotation, turn clockwise
180 ° are simultaneously integrally reduced into original 0.8 times, obtain rotating graphs ten, by rotating graphs one with pointFor the point of rotation, turn clockwise 200 °, obtain rotating graphs ten
One, by rotating graphs one with pointFor the point of rotation, turn clockwise
220 ° are simultaneously integrally reduced into original 0.8 times, obtain rotating graphs 12, by rotating graphs one with pointFor the point of rotation, turn clockwise 240 °, obtain rotating graphs ten
Three, by rotating graphs one with pointFor the point of rotation, turn clockwise
260 ° are simultaneously integrally reduced into original 0.8 times, obtain rotating graphs 14, by rotating graphs one with pointFor the point of rotation, turn clockwise 280 °, obtain rotating graphs ten
Five, by rotating graphs one with pointFor the point of rotation, turn clockwise
300 ° are simultaneously integrally reduced into original 0.8 times, obtain rotating graphs 16, by rotating graphs one with pointFor the point of rotation, turn clockwise 320 °, obtain rotating graphs ten
Seven, by rotating graphs one with pointFor the point of rotation, turn clockwise
340 ° are simultaneously integrally reduced into original 0.8 times, obtain rotating graphs 18, rotating graphs one, rotating graphs two, rotating graphs
3rd, rotating graphs four, rotating graphs five, rotating graphs six, rotating graphs seven, rotating graphs eight, rotating graphs nine, rotating graphs
Tenth, rotating graphs 11, rotating graphs 12, rotating graphs 13, rotating graphs 14, rotating graphs 15, rotating graphs
16, rotating graphs 17 and rotating graphs ten octadentate obtain closed figure, circular by closed figure covers radius surface contracting
Little for the original 0.2332 times design shape obtaining required metal antenna paster and size, according to design shape and size cutting
Obtain metal antenna paster；One end of described cylindrical metal conductor is connected with metal antenna paster, cylindrical metal conductor
Material is copper, its bottom surface radius r=0.5mm, thickness d=2.54mm, the connection of cylindrical metal conductor and metal antenna paster
The place center of circle is respectively 16.59mm, 16.59mm, 13.41mm and 13.41mm with the vertical range of four sides of medium substrate, with circle
The aperture R=1.9mm of circular hole on the relative earth plate of cylindricality metallic conductor, the output of the described cylindrical metal conductor other end connects
Mouth is connected with energy management circuit, and this energy management circuit is used for being stored the energy absorbing.
The present invention has lower return loss, good impedance matching and standing-wave ratio and higher gain, so as to
RF energy in enough efficient reception environment.
Brief description
Fig. 1 is the structural representation of metal antenna paster；
Fig. 2 is environment high-frequency energy low-power collection system structural representation；
Fig. 3 is to be damaged using the echo of the environment high-frequency energy low-power collection system of HFSS antenna modeling simulation software simulation
Consumption figure；
Fig. 4 is the input resistance of the environment high-frequency energy low-power collection system using the simulation of HFSS antenna modeling simulation software
Anti- figure.
In figure：1st, dielectric passivation, 2, medium substrate, 3, earth plate, 4, metal antenna paster, 5, cylindrical metal leads
Body, 6, 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 the design of environment high-frequency energy low-power collection system, needs in microstrip antenna designs
Size to the metal antenna paster of environment high-frequency energy low-power collection system, the size of medium substrate, thickness carry out theory
On estimation, more quickly could accurately find the low work(of environment high-frequency energy of suitable CF when simulated experiment
Rate collection system.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, environment high-frequency energy low-power collection system, 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
Metal antenna paster 4, the middle part of medium substrate 2 is provided with the cylindrical metal conductor 5 extending vertically through medium substrate 2, on earth plate 3
It is provided with the circular hole 6 concentric with cylindrical metal conductor 5 bottom surface；The material of described dielectric passivation 2 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 4
Radius be 0.1064 λ, wherein λ=124mm, λ be 2.42GHz radio frequency wavelength, thickness be 0.02mm, material be copper, described
The material of medium substrate 2 is Rogers RO6010, permittivity εr=10.2, thickness d=2.54mm, length and width is
30mm, the central point of metal antenna paster 4 is consistent with the center position of medium substrate 2 upper surface；Described metal antenna paster 4
Design shape and size meet following require, set up plane right-angle coordinate, by (0mm, -2.5mm) as starting point,
(13.75mm, -2.5mm) is that another end points makes the line segment one of an a length of 13.75mm along x-axis positive direction, with point
(13.75mm, -2.5mm) is the point of rotation, line segment one is rotated 125 ° in the counterclockwise direction, with curvilinear equationIntersection point be H (15.901mm, -5.572mm), minute surface is made for symmetry axis with straight line y=-x symmetrical
Arrive point L (5.572mm, -15.901mm), then the direction being 63 ° along line segment one and x-axis angle, prolong in reference axis the 4th interval
Grow to original 2 times, be extended line segment two, prolongation line segment two is made minute surface with straight line y=-x for symmetry axis and is symmetrically prolonged
Long line segment three, extends line segment two and the intersection point of prolongation line segment three is
Difference tie point H (15.901mm, -5.572mm),And L
(5.572mm, -15.901mm),Obtain line segment HW and line segment LW,
Again by initial point (0mm, 0mm) as starting point, make the line segment of an a length of 2.5mm along x-axis positive direction, with (2.5mm ,-
1.25mm) be first curve the center of circle, with (2.5mm, 0mm) be end point, with (3.75mm, -1.25mm) be 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 (5mm ,-
1.25mm) be second curve the center of circle, with (3.75mm, -1.25mm) be end point, with (6.25mm, -1.25mm) be another
End points, radius r2=1.25mm, make angle of circumference be 180 °, direction be to y-axis negative direction protrude circular arc, then with
(7.5mm, -1.25mm) is the center of circle of the 3rd curve, with (6.25mm, -1.25mm) for end point, with (7.5mm, 0mm) is
Another end points, radius r3=1.25mm, makes angle of circumference and is 90 °, and direction is the circle protruding to x-axis negative direction and y-axis positive direction
Arc, the center of circle being the 4th curve with (7.5mm, -2.5mm), with (7.5mm, 0mm) for end point, with (10mm, -2.5mm) be
Another end points, radius r4=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
(13.75mm, -2.5mm) is the center of circle of the 5th curve, with (10mm, -2.5mm) be end point, with H (15.901mm, -
It is 5.572mm) another end points, radius r5=3.75mm, makes angle of circumference and is 125 °, and direction is to protrude to x-axis and y-axis negative direction
Circular arc, obtain initial graphics one, with straight line y=-x as symmetry axis, initial graphics one carried out minute surface symmetrical, obtain initial graph
Shape two, line segment HW, line segment LW, initial graphics one and initial graphics two merge and obtain rotating graphs one, by rotating graphs one with pointFor the point of rotation, turn clockwise 20 ° and overall be reduced into original
0.8 times, obtain rotating graphs two, by rotating graphs one with point
For the point of rotation, turn clockwise 40 °, obtain rotating graphs three, by rotating graphs one with pointFor the point of rotation, turn clockwise 60 ° and overall be reduced into original
0.8 times, obtain rotating graphs four, by rotating graphs one with point
For the point of rotation, turn clockwise 80 °, obtain rotating graphs five, by rotating graphs one with pointFor the point of rotation, turn clockwise 100 ° and overall be reduced into original
0.8 times, obtain rotating graphs six, by rotating graphs one with point
For the point of rotation, turn clockwise 120 °, obtain rotating graphs seven, by rotating graphs one with pointFor the point of rotation, turn clockwise 140 ° and overall be reduced into original
0.8 times, obtain rotating graphs eight, by rotating graphs one with point
For the point of rotation, turn clockwise 160 °, obtain rotating graphs nine, by rotating graphs one with pointFor the point of rotation, turn clockwise 180 ° and overall be reduced into original
0.8 times, obtain rotating graphs ten, by rotating graphs one with point
For the point of rotation, turn clockwise 200 °, obtain rotating graphs 11, by rotating graphs one with pointFor the point of rotation, turn clockwise 220 ° and overall be reduced into original
0.8 times, obtain rotating graphs 12, by rotating graphs one with pointFor the point of rotation, turn clockwise 240 °, obtain rotating graphs ten
Three, by rotating graphs one with pointFor the point of rotation, turn clockwise
260 ° are simultaneously integrally reduced into original 0.8 times, obtain rotating graphs 14, by rotating graphs one with pointFor the point of rotation, turn clockwise 280 °, obtain rotating graphs ten
Five, by rotating graphs one with pointFor the point of rotation, turn clockwise
300 ° are simultaneously integrally reduced into original 0.8 times, obtain rotating graphs 16, by rotating graphs one with pointFor the point of rotation, turn clockwise 320 °, obtain rotating graphs ten
Seven, by rotating graphs one with pointFor the point of rotation, turn clockwise
340 ° are simultaneously integrally reduced into original 0.8 times, obtain rotating graphs 18, rotating graphs one, rotating graphs two, rotating graphs
3rd, rotating graphs four, rotating graphs five, rotating graphs six, rotating graphs seven, rotating graphs eight, rotating graphs nine, rotating graphs
Tenth, rotating graphs 11, rotating graphs 12, rotating graphs 13, rotating graphs 14, rotating graphs 15, rotating graphs
16, rotating graphs 17 and rotating graphs ten octadentate obtain closed figure, circular by closed figure covers radius surface contracting
Little for the original 0.2332 times design shape obtaining required metal antenna paster 4 and size, cut out according to design shape and size
Cut and obtain metal antenna paster 4；One end of described cylindrical metal conductor 5 is connected with metal antenna paster 4, and cylindrical metal is led
The material of body 5 is copper, its bottom surface radius r=0.5mm, thickness d=2.54mm, cylindrical metal conductor 5 and metal antenna paster 4
The junction center of circle and 2 four sides of medium substrate vertical range be respectively 16.59mm, 16.59mm, 13.41mm and
13.41mm, the aperture R=1.9mm of circular hole 6 on the earth plate 3 relative with cylindrical metal conductor 5, described cylindrical metal is led
The output interface of body 5 other end is connected with energy management circuit, and this energy management circuit is used for being stored up the energy absorbing
Deposit.
Fig. 3 is to be damaged using the echo of the environment high-frequency energy low-power collection system of HFSS antenna modeling simulation software simulation
Consumption figure, as seen from the figure, the return loss of this environment high-frequency energy low-power collection system is -32dB, than other same volume skies
The return loss of line is also little, and performance is very good.
Fig. 4 is the input resistance of the environment high-frequency energy low-power collection system using the simulation of HFSS antenna modeling simulation software
Anti- figure, as seen from the figure, this environment high-frequency energy low-power collection system is 52.5 Ω in the input impedance of 2.42GHz, connects very much
Nearly normal impedance 50 Ω.
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. environment high-frequency energy low-power collection system is it is characterised in that include consistent size and Jie bonded to each other from top to bottom
Matter cover layer, medium substrate and earth plate, the medium substrate of side of wherein fitting with dielectric passivation is pasted with metal antenna
Paster, the middle part of medium substrate is provided with the cylindrical metal conductor extending vertically through medium substrate, and earth plate is provided with and cylinder
The concentric circular hole in metallic conductor bottom surface；The material of described dielectric passivation is Rogers RO6002, permittivity εr=2.94,
Thickness d=0.51mm, length and width is 30mm；The radius of the circular coverage rate of described metal antenna paster is 0.1064 λ,
Wherein λ=124mm, λ are the wavelength of 2.42GHz radio frequency, and thickness is 0.02mm, and material is copper, and the material of described medium substrate is
Rogers RO6010, permittivity εr=10.2, thickness d=2.54mm, length and width is 30mm, metal antenna paster
Central point consistent with the center position of medium substrate upper surface；The design shape of described metal antenna paster and size meet
Following requirement, sets up plane right-angle coordinate, and by (0mm, -2.5mm) as starting point, (13.75mm, -2.5mm) is another end points
Make the line segment one of an a length of 13.75mm along x-axis positive direction, with point (13.75mm, -2.5mm) for the point of rotation, by line segment one
Rotate 125 ° in the counterclockwise direction, with curvilinear equationIntersection point be H (15.901mm ,-
5.572mm), minute surface is made for symmetry axis with straight line y=-x and symmetrically obtains point L (5.572mm, -15.901mm), then along line segment one with
X-axis angle is 63 ° of direction, extends to original 2 times, is extended line segment two, by extended line in reference axis the 4th interval
Section two is made minute surface with straight line y=-x for symmetry axis and is symmetrically extended line segment three, the intersection point extending line segment two and extending line segment three
ForDifference tie point H (15.901mm, -5.572mm),With L (5.572mm, -15.901mm),Obtain line segment HW and line segment LW, again by initial point (0mm, 0mm)
As starting point, make the line segment of an a length of 2.5mm along x-axis positive direction, the circle being first curve with (2.5mm, -1.25mm)
The heart, with (2.5mm, 0mm) for end point, with (3.75mm, -1.25mm) for another end points, radius r1=1.25mm, makes circumference
Angle is 90 °, and direction is the circular arc protruding to x-axis and y-axis positive direction, the center of circle being second curve with (5mm, -1.25mm), with
(3.75mm, -1.25mm) is end point, with (6.25mm, -1.25mm) for another end points, radius r2=1.25mm, makes circumference
Angle is 180 °, and direction is the circular arc protruding to y-axis negative direction, the center of circle being then the 3rd curve with (7.5mm, -1.25mm),
With (6.25mm, -1.25mm) for end point, with (7.5mm, 0mm) for another end points, radius r3=1.25mm, makes angle of circumference
For 90 °, direction is the circular arc protruding to x-axis negative direction and y-axis positive direction, the circle being the 4th curve with (7.5mm, -2.5mm)
The heart, with (7.5mm, 0mm) for end point, with (10mm, -2.5mm) for another end points, radius r4=2.5mm, making angle of circumference is
90 °, direction is the circular arc protruding to x-axis and y-axis positive direction；The center of circle being the 5th curve with (13.75mm, -2.5mm), with
(10mm, -2.5mm) is end point, with H (15.901mm, -5.572mm) for another end points, radius r5=3.75mm, makes circle
Round angle is 125 °, and direction is the circular arc protruding to x-axis and y-axis negative direction, obtains initial graphics one, is symmetrical with straight line y=-x
Axle, initial graphics one is carried out minute surface symmetrically, obtains initial graphics two, line segment HW, line segment LW, initial graphics one and initial graphics
Two merging obtain rotating graphs one, by rotating graphs one with pointFor rotation
Turning point, turn clockwise 20 ° 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 40 °, obtain rotating graphs three, will revolve
Turn figure one with pointFor the point of rotation, turn clockwise 60 ° and overall be reduced into former
0.8 times coming, obtains rotating graphs four, by rotating graphs one with pointFor rotation
Point, turns clockwise 80 °, obtains rotating graphs five, by rotating graphs one with point
For the point of rotation, turn clockwise 100 ° and overall be reduced into original 0.8 times, obtain rotating graphs six, by rotating graphs one with
PointFor the point of rotation, turn clockwise 120 °, obtain rotating graphs seven, will revolve
Turn figure one with pointFor the point of rotation, turn clockwise 140 ° and overall be reduced into former
0.8 times coming, obtains rotating graphs eight, by rotating graphs one with pointFor the point of rotation,
Turn clockwise 160 °, obtain rotating graphs nine, by rotating graphs one with pointFor
The point of rotation, turn clockwise 180 ° and overall be reduced into original 0.8 times, obtain rotating graphs ten, by rotating graphs one with pointFor the point of rotation, turn clockwise 200 °, obtain rotating graphs ten
One, by rotating graphs one with pointFor the point of rotation, turn clockwise
220 ° are simultaneously integrally reduced into original 0.8 times, obtain rotating graphs 12, by rotating graphs one with pointFor the point of rotation, turn clockwise 240 °, obtain rotating graphs ten
Three, by rotating graphs one with pointFor the point of rotation, turn clockwise
260 ° are simultaneously integrally reduced into original 0.8 times, obtain rotating graphs 14, by rotating graphs one with pointFor the point of rotation, turn clockwise 280 °, obtain rotating graphs ten
Five, by rotating graphs one with pointFor the point of rotation, turn clockwise
300 ° are simultaneously integrally reduced into original 0.8 times, obtain rotating graphs 16, by rotating graphs one with pointFor the point of rotation, turn clockwise 320 °, obtain rotating graphs ten
Seven, by rotating graphs one with pointFor the point of rotation, turn clockwise
340 ° are simultaneously integrally reduced into original 0.8 times, obtain rotating graphs 18, rotating graphs one, rotating graphs two, rotating graphs
3rd, rotating graphs four, rotating graphs five, rotating graphs six, rotating graphs seven, rotating graphs eight, rotating graphs nine, rotating graphs
Tenth, rotating graphs 11, rotating graphs 12, rotating graphs 13, rotating graphs 14, rotating graphs 15, rotating graphs
16, rotating graphs 17 and rotating graphs ten octadentate obtain closed figure, circular by closed figure covers radius surface contracting
Little for the original 0.2332 times design shape obtaining required metal antenna paster and size, according to design shape and size cutting
Obtain metal antenna paster；One end of described cylindrical metal conductor is connected with metal antenna paster, cylindrical metal conductor
Material is copper, its bottom surface radius r=0.5mm, thickness d=2.54mm, the connection of cylindrical metal conductor and metal antenna paster
The place center of circle is respectively 16.59mm, 16.59mm, 13.41mm and 13.41mm with the vertical range of four sides of medium substrate, with circle
The aperture R=1.9mm of circular hole on the relative earth plate of cylindricality metallic conductor, the output of the described cylindrical metal conductor other end connects
Mouth is connected with energy management circuit, and this energy management circuit is used for being stored the energy absorbing.
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