CN106299635A - Antenna - Google Patents
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- CN106299635A CN106299635A CN201510271893.8A CN201510271893A CN106299635A CN 106299635 A CN106299635 A CN 106299635A CN 201510271893 A CN201510271893 A CN 201510271893A CN 106299635 A CN106299635 A CN 106299635A
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- antenna
- radiation fin
- substrate
- balun
- breach
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- 230000005855 radiation Effects 0.000 claims abstract description 66
- 239000000758 substrate Substances 0.000 claims abstract description 55
- 230000007704 transition Effects 0.000 claims description 26
- 238000004891 communication Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The present invention relates to a kind of antenna, including radiation fin and substrate；Described radiation fin is two panels, is respectively arranged on the first surface of described substrate and the second surface of the described substrate relative with described first surface, described two panels radiation fin all offers breach.Inventive antenna, there are two radiation fins, by offering mutually isostructural breach on two radiation fins, increase the broadband of antenna, this antenna has good performance between 5GHz to 20GHz after measured, there is the performance of ultra broadband, and radiance is good, thus realize the ultra wideband of antenna, meet the performance requirement to antenna, solve the problem that antenna performance can not meet requirement, what size can be done by this structural antenna simultaneously is the least, realize the miniaturization of antenna, meet the requirement to antenna size, promoted the application of antenna greatly.
Description
Technical field
The invention belongs to communication field, particularly relate to a kind of antenna.
Background technology
Along with the development of wireless communication technique, antenna obtains more and more wider as the visual plant of a kind of wireless telecommunications
General application, people are more and more higher for the performance requirement of antenna.
But, current antenna frequencies broadband is generally little, and the size of antenna is the biggest simultaneously, it is impossible to meet
People, to antenna performance and the requirement of size, significantly limit the application of antenna.
Summary of the invention
Based on this, it is necessary to the problem being unsatisfactory for requiring for current antenna frequencies broadband and size, it is provided that
Plant the antenna of ultra broadband.
The present invention provides a kind of antenna, including radiation fin and substrate；Described radiation fin is two panels, sets respectively
It is placed on the first surface of described substrate and the second surface of the described substrate relative with described first surface,
Breach is all offered on described two panels radiation fin.
The present invention also provides for a kind of antenna, including radiation fin and substrate；Described radiation fin is two panels, two panels
Radiation fin may be contained within the same surface of described substrate, described two panels radiation fin all offering breach.
Inventive antenna, has two radiation fins, and by offering breach on two radiation fins, increases
The broadband of antenna, this antenna has good performance between 5GHz to 20GHz after measured, has ultra-wide
The performance of band, and radiance is good, thus realize the ultra wideband of antenna, meet the performance to antenna
Requirement, solves antenna performance and can not meet the problem of requirement, and size can be done by this structural antenna simultaneously
The least, it is achieved the miniaturization of antenna, meet the requirement to antenna size, promote the application of antenna greatly
Promote.
Accompanying drawing explanation
Fig. 1 is the structural representation of antenna in an embodiment；
Fig. 2 is the standing wave pattern of antenna in an embodiment；
Fig. 3 is the radiance figure of antenna in an embodiment.
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage clearer, below in conjunction with accompanying drawing and reality
Execute example, the present invention is further elaborated.Only should be appreciated that specific embodiment described herein
Only in order to explain the present invention, it is not intended to limit the present invention.
This antenna includes radiation fin and substrate.Radiation fin is two panels, and two panels radiation fin may be contained within the same of substrate
One surface, or it is respectively arranged at the first surface of substrate and the second table of the substrate relative with first surface
On face, two panels radiation fin all offers breach.And preferably, the breach that two panels radiation fin is offered is permissible
Mutually isostructural, this identical structure be one preferred embodiment；Other embodiments in the present invention
In, the breach of different structure can also realize corresponding function.This antenna, has two radiation fins, by
Offering breach on each radiation fin, increase the broadband of antenna, this antenna is at 5GHz to 20GHz after measured
Between there is good performance, there is the performance of ultra broadband, and radiance be good, thus realize antenna
Ultra wideband, meets the performance requirement to antenna, solves antenna performance and can not meet the problem of requirement,
What size can be done by this structural antenna simultaneously is the least, it is achieved the miniaturization of antenna, meets antenna size
Requirement, has promoted the application of antenna greatly.
Additionally, this antenna may also include microstrip line and balun, use feed microstrip line, carried out by balun
Conversion.Balun and microstrip line can be connected in same surface with a radiation fin respectively.Or, balun with
One radiation fin connects and is jointly arranged on the first surface of substrate, and microstrip line is connected with another radiation fin and is total to
With being arranged on the second surface of the substrate relative with substrate first surface.
Fig. 1 is the structural representation of antenna in an embodiment.As it is shown in figure 1, this antenna includes radiation fin
100 and substrate 200.Radiation fin 100 is two panels, can be arranged at the same surface of substrate 200, or divide
It is not arranged on the first surface of substrate 200 and the second surface of the substrate 200 relative with first surface.
In this embodiment, two panels radiation fin 100 is respectively arranged at first surface and and the first surface of substrate 200
On the second surface of relative substrate 200.Breach 400 is all offered on two panels radiation fin 100.
In this embodiment, the projection on opposing surfaces of radiation fin 100 and another one radiation fin 100
Axisymmetricly.The edge of each radiation fin 100 includes medial part and the lateral part being transition line, and inner side
Portion and lateral part all extend towards the same side of substrate 200.Wherein, in further embodiment, outward
Sidepiece transition line 110 is circular arc type transition line, preferably quadrant camber transition line, medial part gradual change
Line 120 is exponential type transition line.The narrow slit of flare openings is formed between two sides medial part transition line 120
600.In other embodiments, outside gradually portion's modified line 110 also can use ellipse transition line, and preferably four
/ mono-ellipse transition line.
In this embodiment, two panels radiation fin 100 all offers mutually isostructural breach 400.Breach
400 extend to the opposite side of substrate 200 from the side of substrate 200.The size of breach 400 gradually tapers up.
Radiation fin 100 is divided into two parts by breach 400.In two parts, one of them part includes multiple
The jut extended to another one part, the elongated area of jut is in breach 400 region.
Breach 400 can be multiple.The first joins end to end formation for a side of substrate 200 and a curve
Figure；The second is the figure that a side of substrate 200 is interconnected to form with a plurality of curve；The third
The figure being interconnected to form with a plurality of straight line for a side of substrate 200.Breach 400 is in above-mentioned three kinds
One or more combination.
Breach 400 can be one, and is a kind of.Breach 400 can also be multiple and be independent
A kind of.Breach 400 can also be multiple, and is multiple combination.
In this embodiment, breach 400 is one, and is a side and a plurality of curve and the straight line of substrate 200
The figure being interconnected to form.
Additionally, this antenna also includes balun 300 and microstrip line 500.Balun 300 is connected with radiation fin 300
And be jointly arranged on substrate 200, microstrip line 500 is connected with radiation fin 300 and is jointly arranged at substrate 200
On.Further, balun 300 is connected with a radiation fin 100 and is jointly arranged at the first surface of substrate 200
On.Microstrip line 500 connects with another radiation fin 100 and is jointly arranged at relative with substrate 200 first surface
Substrate 200 second surface on.
Balun 300 is two lobes, and symmetry is sticked on the first surface of substrate 200.The axis of symmetry of balun 300
Projection at substrate 200 second surface partially overlaps with microstrip line 500.The axis of symmetry of balun 300 and two panels
The axis of symmetry of radiation fin 100 is identical.In this embodiment, the side 310 of the every lobe of balun 300 is transition line.
In further embodiment, the side 310 of the every lobe of balun 300 is circular arc type transition line, preferably
Quadrant camber transition line, and radius is identical with lateral part transition line 110.It is positioned at microstrip line 500
The projection on substrate 200 first surface of the lateral part of the radiation fin 100 on same surface and the one of balun 300
Individual side 310 is connected and is collectively forming half circumference.Every lobe of balun 300 the most also includes bottom linearly,
Bottom is vertical with microstrip line 500.Bottom is parallel with substrate 200 base.In other embodiments, balun
The side 310 of 300 can be also 1/4th ellipse transition lines.Or balun 300 is rectangle balun.
This antenna is carried out performance test, obtains the standing wave pattern of antenna as shown in Figure 2 and the radiation diagram of antenna
As shown in Figure 3.By Fig. 2 and Fig. 3 it can be seen that after measured, this antenna is in 5GHz to 20GHz frequency
In the range of have good standing-wave ratio, it is achieved that the ultra wideband of antenna, make antenna have good ultra-wide degree
Performance, and there is good radiance, meet the requirement to antenna.This structural antenna simultaneously, can be by
It is the least that antenna size does, it is achieved the miniaturization of antenna, meets the requirement to antenna size.
This antenna, has two radiation fins, by offering breach on two radiation fins, increases antenna
Broadband, this antenna has good performance between 5GHz to 20GHz after measured, has the property of ultra broadband
Can, and radiance is good, thus realize the ultra wideband of antenna, meet the performance requirement to antenna,
Solve antenna performance and can not meet the problem of requirement, simultaneously this structural antenna size can be done the least,
Realize the miniaturization of antenna, meet the requirement to antenna size, promoted the application of antenna greatly.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all at this
Any amendment, equivalent and the improvement etc. made within bright spirit and principle, should be included in the present invention
Protection domain within.
Claims (29)
1. an antenna, it is characterised in that include radiation fin and substrate；Described radiation fin is two panels, point
It is not arranged at first surface and the second surface of the described substrate relative with described first surface of described substrate
On, described two panels radiation fin all offers breach.
Antenna the most according to claim 1, it is characterised in that the edge of described radiation fin includes being
The medial part of transition line and lateral part, and described medial part and lateral part are all towards the same side side of described substrate
To extension.
Antenna the most according to claim 2, it is characterised in that the lateral part transition line of described radiation fin
For circular arc type transition line.
Antenna the most according to claim 2, it is characterised in that the medial part transition line of described radiation fin
For exponential type transition line.
Antenna the most according to claim 4, it is characterised in that formed between the medial part transition line of two sides
The narrow slit of flare openings.
Antenna the most according to claim 1, it is characterised in that described breach is from the side of described substrate
Extend to the opposite side of described substrate.
Antenna the most according to claim 6, it is characterised in that the size of described breach gradually tapers up.
Antenna the most according to claim 6, it is characterised in that described radiation fin is split by described breach
Become two parts.
Antenna the most according to claim 8, it is characterised in that in said two part, one of them
Part includes multiple jut extended to another one part, and the elongated area of described jut lacks described
In mouth region.
10. according to the arbitrary described antenna of claim 2 to 9, it is characterised in that described antenna also includes
Balun；Described balun is connected with described radiation fin and is jointly arranged on described substrate.
11. antennas according to claim 10, it is characterised in that described balun is two lobes, symmetrical
It is attached on the first surface of described substrate.
12. antennas according to claim 11, it is characterised in that the side of the every lobe of described balun is
Transition line.
13. antennas according to claim 12, it is characterised in that the side of the every lobe of described balun is
Circular arc type transition line, and radius is identical with the lateral part transition line of described radiation fin.
14. antennas according to claim 10, it is characterised in that described antenna also includes microstrip line,
Described microstrip line is connected with described radiation fin and is jointly arranged on described substrate.
15. antennas according to claim 14, it is characterised in that described balun is connected with a radiation fin
And be jointly arranged on the first surface of described substrate；Described microstrip line is connected with another radiation fin and jointly sets
It is placed on the second surface of the described substrate relative with described first surface.
16. antennas according to claim 15, it is characterised in that the axis of symmetry of described balun is described
Projection on the second surface of substrate partially overlaps with described microstrip line.
17. antennas according to claim 16, it is characterised in that be positioned at same table with described microstrip line
The lateral part of the described radiation fin in face projecting and a side of described balun on the second surface of described substrate
Limit is connected and is collectively forming half circumference.
18. antennas according to claim 17, it is characterised in that the every lobe of described balun the most also include in
The bottom of straight line, vertical with described microstrip line.
19. antennas according to claim 18 a, it is characterised in that radiation fin is on opposing surfaces
Projection and another one radiation fin axisymmetricly.
20. antennas according to claim 19, it is characterised in that the axis of symmetry of described balun is with described
The axis of symmetry of two panels radiation fin is identical.
21. 1 kinds of antennas, it is characterised in that include radiation fin and substrate；Described radiation fin is two panels,
Two panels radiation fin may be contained within the same surface of described substrate, described two panels radiation fin all offering breach.
22. antennas according to claim 21, it is characterised in that the edge of described radiation fin includes all
For medial part and the lateral part of transition line, and described medial part with lateral part all towards the same side of described substrate
Direction extends.
23. antennas according to claim 22, it is characterised in that the lateral part gradual change of described radiation fin
Line is circular arc type transition line.
24. antennas according to claim 22, it is characterised in that the medial part gradual change of described radiation fin
Line is exponential type transition line.
25. antennas according to claim 24, it is characterised in that shape between two medial part transition lines
Become the narrow slit of flare openings.
26. according to the arbitrary described antenna of claim 21 to 25, it is characterised in that described breach is from institute
The side stating substrate extends to the opposite side of described substrate.
27. antennas according to claim 26, it is characterised in that the size of described breach gradually tapers up.
28. antennas according to claim 26, it is characterised in that described radiation fin is divided by described breach
It is slit into two parts.
29. antennas according to claim 28, it is characterised in that in said two part, Qi Zhongyi
Individual part includes multiple jut extended to another one part, and the elongated area of described jut is described
In breach region.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510271893.8A CN106299635A (en) | 2015-05-25 | 2015-05-25 | Antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510271893.8A CN106299635A (en) | 2015-05-25 | 2015-05-25 | Antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106299635A true CN106299635A (en) | 2017-01-04 |
Family
ID=57634024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510271893.8A Pending CN106299635A (en) | 2015-05-25 | 2015-05-25 | Antenna |
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| Country | Link |
|---|---|
| CN (1) | CN106299635A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1754284A (en) * | 2003-02-28 | 2006-03-29 | 香港应用科技研究院有限公司 | Broadband Short Conical Strip Antenna |
| US20100145190A1 (en) * | 2008-10-27 | 2010-06-10 | Uti Limited Partnership | Traveling-Wave Antenna |
| JP2013236326A (en) * | 2012-05-10 | 2013-11-21 | Canon Inc | Oscillation element, reception element, and measuring apparatus |
| CN204857944U (en) * | 2015-05-25 | 2015-12-09 | 深圳光启高等理工研究院 | antenna |
-
2015
- 2015-05-25 CN CN201510271893.8A patent/CN106299635A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1754284A (en) * | 2003-02-28 | 2006-03-29 | 香港应用科技研究院有限公司 | Broadband Short Conical Strip Antenna |
| US20100145190A1 (en) * | 2008-10-27 | 2010-06-10 | Uti Limited Partnership | Traveling-Wave Antenna |
| JP2013236326A (en) * | 2012-05-10 | 2013-11-21 | Canon Inc | Oscillation element, reception element, and measuring apparatus |
| CN204857944U (en) * | 2015-05-25 | 2015-12-09 | 深圳光启高等理工研究院 | antenna |
Non-Patent Citations (2)
| Title |
|---|
| ALEXANDRE M. DE OLIVEIRA等: "A Palm Tree Antipodal Vivaldi Antenna With Exponential Slot Edge for Improved Radiation Pattern", 《IEEE ANTENNAS AND WIRELESS PROPAGATION LETTERS》 * |
| E. DE LERA等: "A coplanar Vivaldi antenna with wide band balun proposal for the low frequency band of the SKA: approach to the FPA solution", 《MELECON 2006 - 2006 IEEE MEDITERRANEAN ELECTROTECHNICAL CONFERENCE》 * |
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| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170104 |
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| RJ01 | Rejection of invention patent application after publication |