CN207217751U - A kind of dual polarized antenna and aerial array - Google Patents
A kind of dual polarized antenna and aerial array Download PDFInfo
- Publication number
- CN207217751U CN207217751U CN201720701169.9U CN201720701169U CN207217751U CN 207217751 U CN207217751 U CN 207217751U CN 201720701169 U CN201720701169 U CN 201720701169U CN 207217751 U CN207217751 U CN 207217751U
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- Prior art keywords
- arm
- radiation arm
- radiation
- oscillator
- polarized antenna
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- 230000009977 dual effect Effects 0.000 title claims abstract description 23
- 230000005855 radiation Effects 0.000 claims abstract description 116
- 238000002955 isolation Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000010295 mobile communication Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000005549 size reduction Methods 0.000 description 1
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- Variable-Direction Aerials And Aerial Arrays (AREA)
- Aerials With Secondary Devices (AREA)
Abstract
A kind of dual polarized antenna, including reflecting plate, oscillator, base are the utility model is related to, the oscillator there are four pairs, and four pairs of oscillators are adjacently positioned two-by-two, forms mutually orthogonal dual-polarization cells, and each pair oscillator includes balun arm, feed arm, transfer arm and radiation arm；For transfer arm between feed arm and radiation arm, radiation arm includes radiation arm a, radiation arm b, radiation arm c；For the radiation arm a on the top of transfer arm, radiation arm b is located at radiation arm a end, and the radiation arm a and radiation arm b of four pairs of oscillators are projected as square on reflecting plate, and radiation arm c is located on radiation arm b, and vertical direction extensions of the radiation arm c along radiation arm b.Aerial array includes the aerial array above-mentioned dual polarized antenna as low frequency cell, in addition to high frequency unit and reflecting plate, the low frequency cell and high frequency unit is longitudinally spaced is arranged on the reflecting plate.By using new antenna structure, not only frequency range is wide for it, and small volume, it is small to high frequency effect the advantages that.
Description
Technical field
A kind of Novel ultra wide band dual polarized antenna and aerial array are the utility model is related to, belongs to antenna of mobile communication base station
Technical field.
Background technology
With the development of mobile communication, the requirement more and more higher to antenna, to the antenna requirements of multifrequency multiport increasingly
Greatly.It is increasing to miniature antenna demand.But existing dual polarized antenna, not only frequency range is narrower, and volume is larger.When this
Kind dual polarized antenna composition aerial array, radiation of this low frequency dual polarized antenna to high frequency antenna cause very big influence.Such as
Chinese patent, Application No. CN01806627.5, dual-polarized dipole array antenna are right with respective two of a dipole square
The relevant ground of the dipole of horizontalization row is so fed, i.e., feed cable leads to a feed placement on a dipole；From feedback
Electric position rise, lay to the feed placement led on each opposed parallel dipole of dipole square connecting cable and
There electrically connects with the half dipole of dipole square.
The content of the invention
In order to solve the above problems, the utility model provides a kind of Novel ultra wide band dual polarized antenna and aerial array,
By using new antenna structure, not only frequency range is wide for it, and small volume, the advantages that to high frequency effect very little.
The utility model solves the technical scheme that its technical problem uses：The dual polarized antenna, including：Reflecting plate, shake
Son, base, the oscillator connect the base；The oscillator has four pairs, and four pairs of oscillators are adjacently positioned two-by-two, forms two pairs
Mutually orthogonal dual-polarization cells, each pair oscillator include balun arm, feed arm, transfer arm and radiation arm；The radiation arm, transmission
Arm and feed arm are located at the upper end of the balun arm, and feed arm is between balun arm and transfer arm, and the transfer arm is positioned at feedback
Between electric arm and radiation arm, the balun arm lower end of four oscillators is connected with the base, and the radiation arm includes radiation arm
A, radiation arm b, radiation arm c；The radiation arm a is located at radiation arm a end, radiation arm c in the top of transfer arm, radiation arm b
On radiation arm b, and vertical direction extensions of the radiation arm c along radiation arm b.
The utility model solves the further technical scheme of its technical problem：The radiation arm also includes radiation arm d, institute
The end that radiation arm d is arranged at the radiation arm b is stated, and the radiation arm d extends along radiation arm b vertical direction.
The utility model solves the further technical scheme of its technical problem：The radiation arm c and/or the radiation arm
D extends towards base direction.
The utility model solves the further technical scheme of its technical problem：The radiation arm a and spoke of four pairs of oscillators
Penetrate arm b and be projected as square or approximating square on expelling plate, or it is circular.
The utility model solves the further technical scheme of its technical problem：The transfer arm of the oscillator be parallel to each other or
Person's angular range is extended at positive and negative 30 degree with interior edge perpendicular to the base direction.
The utility model solves the further technical scheme of its technical problem：The transfer arm described in each pair in oscillator
Between be provided with fixture, be provided with fixture between the radiation arm b and/or radiation arm d of the two neighboring oscillator, it is described solid
It is isolation material to determine part.
A kind of aerial array including above-mentioned dual polarized antenna as low frequency cell, in addition to high frequency unit and reflecting plate,
The low frequency cell with the high frequency unit is longitudinally spaced is arranged on the reflecting plate.
The utility model solves the further technical scheme of its technical problem：The band limits of the high frequency unit is
1690-2690MHz；The band limits of the low frequency cell is 690-960MHz.
The utility model solves the further technical scheme of its technical problem：The reflecting plate has abutment wall.
The beneficial effects of the utility model are：As a result of said structure, the frequency of the utility model dual polarized antenna
690-960MHz can be reached；Radiation arm is divided into several parts by the utility model, after folding, can reduce Outside Dimensions, by
After low frequency size reduction, to high frequency effect very little.In addition, by the setting of transfer arm, the standing wave of antenna is effectively raised
Bandwidth, reduce the aperture area of antenna；The utility model has one section of radiation arm c to be located on radiation arm b, and the radiation arm c
Extend along radiation arm b vertical direction, radiation arm c presence, equally improve the standing wave bandwidth of antenna.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of structural representation of embodiment of the utility model antenna；
Fig. 2 is a kind of structural representation of embodiment of the utility model antenna；
Fig. 3 is a kind of structural representation of embodiment of the utility model antenna；
Fig. 4 is a kind of structural representation of the utility model aerial array；
1- bases in figure；2- oscillators；3- fixtures；4- high frequency units；5- reflecting plates；201- balun arms；202- feed arms；
203- transfer arms；204- radiation arms；2041- radiation arms a；2042- radiation arms b；2043- radiation arms c；2044- radiation arms d；
501- abutment walls.
Embodiment
, below will be to technology of the present utility model to make the purpose of this utility model, technical scheme and advantage clearer
Scheme is described in detail.Obviously, described embodiment is only the utility model part of the embodiment, rather than all
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not before creative work is made
Resulting all other embodiment is put, belongs to the scope that the utility model is protected.
Embodiment one
A kind of dual polarized antenna, as shown in Figure 1, including：Oscillator 2, base 1, the oscillator 2 connect the base 1；Institute
Stating oscillator 2 has four pairs, and four pairs of oscillators 2 are adjacently positioned two-by-two, form mutually orthogonal dual-polarization cells, and each pair oscillator 2 wraps
Arm containing balun 201, feed arm 202, transfer arm 203 and radiation arm 204；The radiation arm 204, transfer arm 203 and feed arm 202
Positioned at the upper end of the balun arm 201, feed arm 202 is between balun arm 201 and transfer arm 203, the transfer arm 203
Between feed arm 202 and radiation arm 204, the lower end of balun arm 201 of four oscillators 2 is connected with the base 1, the spoke
Penetrating arm 204 includes radiation arm a2041, radiation arm b2042, radiation arm c2043；The radiation arm a2041 is on the top of transfer arm 203
End, radiation arm b2042 are located at radiation arm a2041 end, and radiation arm c2043 is located on radiation arm b2042, and the radiation arm
Vertical direction extensions of the c2043 along radiation arm b2042.
The base 1 is used to the oscillator 2 being fixed on reflecting plate 5, and the base 1 can be annular, can also
To be square, screw is provided with.Described transfer arm 203 is not only able to broadening standing wave bandwidth, and reduces radiation arm 204
Length.The radiation arm a2041 is used to connecting the transmission wall (therefore can make radiation arm a2041's according to being actually needed
Length), the radiation arm 204 is to pass through a horizontal component (radiation arm with the vertical direction of base 1, the radiation arm 204
A2041 and radiation arm c2043) and a vertical component (radiation arm c2043), overall volume is not only reduced, has expanded band
Width, and reduce the influence to high-frequency signal.The projection of radiation arm a and radiation arm b on expelling plate of four pairs of oscillators
For square or approximating square, or circle.
Embodiment two
A kind of dual polarized antenna, as shown in Figure 2, remaining feature all same, but the radiation arm 204 also includes radiation arm
D2044, the radiation arm d2044 are arranged at the end (i.e. away from described transmission wall one end) of the radiation arm b2042, and described
Radiation arm d2044 extends along radiation arm b2042 vertical direction.The radiation arm c2043 and/or radiation arm d2044 is the bottom of towards
The extension of 1 direction of seat.By using such structure design, which reduces the volume of oscillator 2.The radiation arm b2042's
Orthographic projection is rectangle.Radiation arm a2041 is connected to radiation arm b2042 one end, the lower section connection of the radiation arm b2042 other ends
Radiation arm d2044.
The transfer arm 203 of the oscillator 2 be parallel to each other or angular range positive and negative 30 degree with interior edge perpendicular to the bottom
The extension of 1 direction of seat.
Embodiment three
A kind of dual polarized antenna, it is provided with fixes as shown in Figure 3, between the transfer arm 203 described in each pair in oscillator 2
Part 3, fixture 3 is provided between the radiation arm b2042 and/or radiation arm d2044 of the two neighboring oscillator 2, it is described solid
It is isolation material (such as plastics) to determine part 3.The setting of the fixture 3, had both ensured the structural strength of oscillator 2, also ensure that simultaneously
The size of oscillator 2.
A kind of aerial array including above-mentioned dual polarized antenna as low frequency cell, as shown in Figure 4, in addition to high frequency list
Member 4 and reflecting plate 5, are disposed with a high frequency unit 4 for being operated in high-frequency section, between two low frequency cells in low frequency cell
Also it is disposed with a high frequency unit 4.Several high frequency units 4 and low frequency cell longitudinal arrangement, form aerial array.The low frequency list
It is first with the high frequency unit 4 is longitudinally spaced is arranged on the reflecting plate 5.
The band limits of the high frequency unit 4 is 1690-2690MHz.The band limits of the low frequency cell is 690-
960MHz.Can also be that the combination reflecting plates 5 of other frequency bands has abutment wall 501.
It is described above, only specific embodiment of the present utility model, but the scope of protection of the utility model is not limited to
In this, any one skilled in the art can readily occur in change in the technical scope that the utility model discloses
Or replace, it should all cover within the scope of protection of the utility model.Therefore, the scope of protection of the utility model should be with the power
The protection domain that profit requires is defined.
Claims (8)
1. a kind of dual polarized antenna, including reflecting plate, oscillator, base, the oscillator connects the base；The base is fixed on
Above reflecting plate, it is characterised in that：The oscillator has four pairs, and four pairs of oscillators are adjacently positioned two-by-two, are formed mutually orthogonal
Dual-polarization cells, each pair oscillator include balun arm, feed arm, transfer arm and radiation arm；
The radiation arm, transfer arm and feed arm are located at the upper end of the balun arm, feed arm be located at balun arm and transfer arm it
Between, between feed arm and radiation arm, the balun arm lower end of four oscillators is connected the transfer arm with the base；
The radiation arm includes radiation arm a, radiation arm b, radiation arm c；The radiation arm a is in the top of transfer arm, radiation arm b positions
In radiation arm a end, radiation arm c is located on radiation arm b, and vertical direction extensions of the radiation arm c along radiation arm b.
2. dual polarized antenna according to claim 1, its feature in：The radiation arm also includes radiation arm d, the radiation
Arm d is arranged at the end of the radiation arm b, and the radiation arm d extends along radiation arm b vertical direction.
3. dual polarized antenna according to claim 2, its feature in：The radiation arm c and/or radiation arm d is the bottom of towards
The extension of seat direction.
4. dual polarized antenna according to claim 3, its feature in：The radiation arm a and radiation arm b of four pairs of oscillators exist
Square is projected as on expelling plate, or it is circular.
5. dual polarized antenna according to claim 4, its feature in：The transfer arm of the oscillator is parallel to each other or angle
Scope is extended at positive and negative 30 degree with interior edge perpendicular to the base direction.
6. dual polarized antenna according to claim 5, its feature in：Set between the transfer arm described in each pair in oscillator
There is fixture, be provided with fixture between the radiation arm b and/or radiation arm d of the two neighboring oscillator, the fixture is
Isolation material.
7. a kind of aerial array including the dual polarized antenna of claim 1 or 6 as low frequency cell, its feature in：Also wrap
Include high frequency unit and reflecting plate, the low frequency cell with the high frequency unit is longitudinally spaced is arranged on the reflecting plate.
8. aerial array according to claim 7, its feature in：The band limits of the high frequency unit is 1690-
2690MHz；The band limits of the low frequency cell is 690-960MHz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720701169.9U CN207217751U (en) | 2017-06-15 | 2017-06-15 | A kind of dual polarized antenna and aerial array |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720701169.9U CN207217751U (en) | 2017-06-15 | 2017-06-15 | A kind of dual polarized antenna and aerial array |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207217751U true CN207217751U (en) | 2018-04-10 |
Family
ID=61811675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720701169.9U Expired - Fee Related CN207217751U (en) | 2017-06-15 | 2017-06-15 | A kind of dual polarized antenna and aerial array |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207217751U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107086365A (en) * | 2017-06-15 | 2017-08-22 | 安谱络(苏州)通讯技术有限公司 | A kind of dual polarized antenna and aerial array |
| CN114914668A (en) * | 2022-05-09 | 2022-08-16 | 江苏亨鑫科技有限公司 | Low-frequency filtering unit with high-consistency directional diagram and antenna array |
-
2017
- 2017-06-15 CN CN201720701169.9U patent/CN207217751U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107086365A (en) * | 2017-06-15 | 2017-08-22 | 安谱络(苏州)通讯技术有限公司 | A kind of dual polarized antenna and aerial array |
| CN107086365B (en) * | 2017-06-15 | 2023-11-28 | 苏州立讯技术有限公司 | Dual polarized antenna and antenna array |
| CN114914668A (en) * | 2022-05-09 | 2022-08-16 | 江苏亨鑫科技有限公司 | Low-frequency filtering unit with high-consistency directional diagram and antenna array |
| CN114914668B (en) * | 2022-05-09 | 2023-07-14 | 江苏亨鑫科技有限公司 | Low-frequency filtering unit with high directional diagram consistency and antenna array |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180410 |