CN107317120A - A kind of compact dual polarization multifrequency antenna, array and its building method - Google Patents
A kind of compact dual polarization multifrequency antenna, array and its building method Download PDFInfo
- Publication number
- CN107317120A CN107317120A CN201710546175.6A CN201710546175A CN107317120A CN 107317120 A CN107317120 A CN 107317120A CN 201710546175 A CN201710546175 A CN 201710546175A CN 107317120 A CN107317120 A CN 107317120A
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- Prior art keywords
- radiating element
- dual polarization
- frequency radiating
- multifrequency antenna
- low frequency
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- 230000010287 polarization Effects 0.000 title claims abstract description 70
- 230000009977 dual effect Effects 0.000 title claims abstract description 57
- 238000000034 method Methods 0.000 title claims abstract description 9
- 230000005855 radiation Effects 0.000 claims abstract description 53
- 239000002184 metal Substances 0.000 claims abstract description 12
- 229910052751 metal Inorganic materials 0.000 claims abstract description 12
- 230000011514 reflex Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 2
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 12
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/20—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements characterised by the operating wavebands
Abstract
The present invention relates to a kind of compact dual polarization multifrequency antenna, array and its building method, the compact dual polarization multifrequency antenna includes metallic reflection plate and the low frequency radiating element in the metallic reflection plate, wherein, the low frequency radiating element includes four radiation arms, four groups of balun faces and a feeder equipment；The base in balun face is placed in the metallic reflection plate described in four groups, forms two mutually orthogonal gaps, and the top margin in balun face described in four groups is connected with four radiation arms respectively；The radiation arm is that a high frequency radiating element is provided with above metal covering structure, at least one described radiation arm, and the radiation arm metal covering of the low frequency radiating element is the reflector of high frequency radiating element.By technical scheme, the size of dual polarization multifrequency antenna and its array in the prior art can be reduced, performance is improved.
Description
Technical field
The present invention relates to internal antenna technical field, and in particular to a kind of compact dual polarization multifrequency antenna, array and its structure
Make method.
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, the row HF array (690-960/1690-2690/1690- of especially 1 row low frequency+2
2690)。
Such antenna size is very big on the market at present, typically greater than 330mm, even up to 400mm width, and
And because low-and high-frequency intercouples, so as to cause directional diagram very poor.Such as application publication number is disclosed in CN 103545621A
The patent of invention of the multi-band array antenna of entitled compact conformation, the antenna size that the patent of invention is provided is big, and directional diagram refers to
Mark is poor, complicated.
The content of the invention
In view of this, it is an object of the invention to overcome the deficiencies of the prior art and provide a kind of compact dual polarization multifrequency
Antenna, array and its building method, to reduce the size of dual polarization multifrequency antenna and its array in the prior art.
To realize object above, the present invention is adopted the following technical scheme that：
A kind of compact dual polarization multifrequency antenna, including metallic reflection plate and the low frequency in the metallic reflection plate
Radiating element, wherein,
The low frequency radiating element includes four radiation arms, four groups of balun faces and a feeder equipment；Balun described in four groups
The base in face is placed in the low frequency metallic reflection plate, forms two mutually orthogonal gaps, the top margin in balun face described in four groups
It is connected respectively with four radiation arms；The radiation arm is metal covering structure, and the top of at least one radiation arm is set
There is a high frequency radiating element, the radiation arm metal covering of the low frequency radiating element is the reflector of high frequency radiating element.
Preferably, the feeder equipment of the low frequency radiating element is arranged at the quadrature position in described two gaps, respectively
To two radiation arms and cutler feed on diagonal, to realize the antenna pattern of ± 45 ° of polarization.
Preferably, the feeder equipment of the low frequency radiating element is arranged on the intermediate region in balun face, to two neighboring spoke
Arm and cutler feed are penetrated, to realize the antenna pattern of vertical-horizontal polarization.
Preferably, the balun face is integrated extension, and its cross section is in half-surrounded to be formed on open slot, diagonal
Two balun faces be disposed opposite to each other each other with its open slot.
Preferably, the cross section of the open slot in the balun face is L-shaped.
Preferably, the high frequency radiating element is micro-strip paster antenna, slot antenna or cross-dipole unit.
Preferably, the working frequency range scope of the low frequency radiating element belongs to 690-960MHz, the high frequency radiating element
Working frequency range scope belong to 1690-2690MHz.
A kind of compact dual polarization multifrequency antenna array, including above-mentioned compact dual polarization multifrequency antenna, it is multiple described
Axis of the compact dual polarization multifrequency antenna along the compact dual polarization multifrequency antenna array is uniformly and equidistantly set or not
Spaced set.
A kind of compact dual polarization multifrequency antenna array building method, applied to above-mentioned compact dual polarization multifrequency antenna
In array, including：
Step S1, low frequency radiating element of the installment work in same frequency range on bass reflex device；Wherein, the low frequency radiation
Unit includes four groups of balun faces and four radiation arms, and the balun face of two neighboring radiation arm is oppositely arranged, and forms two mutually just
The gap of friendship；
Step S2, on the radiation arm of low frequency radiating element it is disposed with high frequency radiating element；Wherein, the low frequency radiation list
The radiation arm of member is planar structure, the radiation arm of the planar structure as high frequency radiating element reflector.
The present invention uses above technical scheme, at least possesses following beneficial effect：
As shown from the above technical solution, this compact dual polarization multifrequency antenna that the present invention is provided, due to low frequency radiation
The radiation arm metal covering of unit is the reflector of high frequency radiating element, and low frequency radiating element and high frequency radiating element are independent of each other
(high frequency radiating element is located at the top of low frequency radiating element, is not influenceed by low frequency radiating element, to low frequency radiating element also not
Produce any influence), while ensure that the performance of dual polarization multifrequency antenna, the size of metallic reflection plate is significantly reduced
(equivalent to the area that high frequency radiating element takes in the prior art is saved), realizes the super miniaturization of size.It was verified that
This compact dual polarization multifrequency antenna that the present invention is provided can accomplish 260mm or so.
Further, since low frequency radiation arm and high frequency radiating element match setting one by one, compared with prior art, simplify compact
The structure of type dual polarization multifrequency antenna.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the low frequency radiating element and low frequency metal for the compact dual polarization multifrequency antenna that one embodiment of the invention is provided
Reflecting plate be assembled together after structural representation；
Fig. 2 is the overall structure diagram for the compact dual polarization multifrequency antenna that one embodiment of the invention is provided；
The overall structure diagram for the compact dual polarization multifrequency antenna that Fig. 3 provides for another embodiment of the present invention；
Fig. 4 is adapted as the conversion apparatus signal of ± 45 ° of poliarizing antennas for the compact dual polarization multifrequency antenna shown in Fig. 3
Figure；
Fig. 5 is the overall structure diagram for the compact dual polarization multifrequency antenna that another embodiment of the present invention is provided；
The overall structure diagram for the compact dual polarization multifrequency antenna that Fig. 6 provides for another embodiment of the present invention；
Fig. 7 is the overall structure diagram for the compact dual polarization multifrequency antenna that another embodiment of the present invention is provided；
The overall structure diagram for the compact dual polarization multifrequency antenna that Fig. 8 provides for another embodiment of the present invention；
The top view for the compact dual polarization multifrequency antenna that Fig. 9 provides for another embodiment of the present invention；
The overall structure diagram for the compact dual polarization multifrequency antenna array that Figure 10 provides for one embodiment of the invention；
The overall structure diagram for the compact dual polarization multifrequency antenna array that Figure 11 provides for one embodiment of the invention；
Figure 12 is the top view of the compact dual polarization multifrequency antenna array shown in Figure 11；
The overall structure diagram for the compact dual polarization multifrequency antenna array that Figure 13 provides for one embodiment of the invention；
The overall structure diagram for the compact dual polarization multifrequency antenna array that Figure 14 provides for one embodiment of the invention；
Figure 15 is the top view of the compact dual polarization multifrequency antenna array shown in Figure 14.
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, technical scheme will be carried out below
Detailed description.Obviously, described embodiment is only a part of embodiment of the invention, rather than whole embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art are resulting on the premise of creative work is not made to be owned
Other embodiment, belongs to the scope that the present invention is protected.
Below by drawings and examples, technical scheme is described in further detail.
A kind of compact dual polarization multifrequency antenna provided referring to Fig. 1 and Fig. 2, one embodiment of the invention, including low frequency gold
Belong to reflecting plate 1 and the low frequency radiating element in the low frequency metallic reflection plate 1, wherein,
The low frequency radiating element includes four radiation arms 2, four groups of balun faces 3 and a feeder equipment 4；Bar described in four groups
The base in human relations face 3 is placed in the low frequency metallic reflection plate 1, forms two mutually orthogonal gaps, balun face 3 described in four groups
Top margin is connected with four radiation arms 2 respectively；The radiation arm 2 be metal covering structure, at least one radiation arm 2 it is upper
Side is provided with a high frequency radiating element 5, and the radiation arm metal covering of the low frequency radiating element is the reflection of high frequency radiating element 5
Device.
It should be noted that above-mentioned preset height is needed according to user and the required precision of antenna is configured.
As shown from the above technical solution, this compact dual polarization multifrequency antenna that the present invention is provided, due to low frequency radiation
The radiation arm metal covering of unit is the reflector of high frequency radiating element, and low frequency radiating element and high frequency radiating element are independent of each other
(high frequency radiating element is located at the top of low frequency radiating element, is not influenceed by low frequency radiating element, to low frequency radiating element also not
Produce any influence), while ensure that the performance of dual polarization multifrequency antenna, the size of metallic reflection plate is significantly reduced
(equivalent to the area that high frequency radiating element takes in the prior art is saved), realizes the super miniaturization of size.It was verified that
This compact dual polarization multifrequency antenna that the present invention is provided can accomplish 260mm or so.
Further, since low frequency radiation arm and high frequency radiating element match setting one by one, compared with prior art, simplify compact
The structure of type dual polarization multifrequency antenna.
Referring to Fig. 2, it is preferable that the feeder equipment 4 of the low frequency radiating element is arranged on the orthogonal position in described two gaps
Place is put, respectively to two radiation arms 2 and cutler feed on diagonal, to realize the antenna pattern of ± 45 ° of polarization.
Referring to Fig. 3, it is preferable that the feeder equipment 4 of the low frequency radiating element is arranged on the intermediate region in balun face 3, right
Two neighboring radiation arm 2 and cutler feed, to realize the antenna pattern of vertical-horizontal polarization.
Referring to Fig. 4, it is preferable that two ports that above-mentioned vertical-horizontal is polarized are connected by an electric bridge, can also be
The antenna of vertical-horizontal polarization is changed to the antenna of ± 45 ° of polarization.The corresponding one of port of two output ports in A ports with
One polarization of vertical-horizontal polarization is connected, and another port first passes through what a 90-degree phase shifter polarized with vertical-horizontal again
Another polarization is connected, so that the antenna vector that vertical-horizontal is polarized synthesizes the antenna of positive and negative 45 degree of polarization.
Preferably, the balun face 3 is integrated extension, and its cross section is in half-surrounded to form open slot, diagonal
On two balun faces 3 be disposed opposite to each other each other with its open slot.
Preferably, the cross section of the open slot in the balun face 3 is L-shaped.
Preferably, the high frequency radiating element 5 is micro-strip paster antenna (referring to Fig. 5), slot antenna (referring to Fig. 6) or just
Hand over doublet unit.
Preferably, the high frequency radiating element 5 is orthogonal dipole antennas, and the cross-dipole unit passes through die casting
(referring to Fig. 7) or sheet metal process (referring to Fig. 8) are fixed on the radiation arm, or are printed on the radiation arm by printed board
Above (referring to Fig. 9).
Preferably, the working frequency range scope of the low frequency radiating element belongs to for 690-960MHz, the high frequency radiation list
The working frequency range scope of member belongs to for 1690-2690MHz.
In addition, referring to Figure 10~Figure 15, the invention also provides a kind of compact dual polarization multifrequency antenna array, including it is many
Individual above-mentioned compact dual polarization multifrequency antenna, multiple compact dual polarization multifrequency antennas are more along the compact dual polarization
The axis of frequency aerial array is uniformly and equidistantly set or not spaced set.
In addition, the invention also provides a kind of compact dual polarization multifrequency antenna array building method, applied to above-mentioned
In compact dual polarization multifrequency antenna array, including：
Step S1, low frequency radiating element of the installment work in same frequency range on bass reflex device；Wherein, the low frequency radiation
Unit includes four groups of balun faces and four radiation arms, and the balun face of two neighboring radiation arm is oppositely arranged, and forms two mutually just
The gap of friendship；
Step S2, on the radiation arm of low frequency radiating element it is disposed with high frequency radiating element；Wherein, the low frequency radiation list
The radiation arm of member is planar structure, the radiation arm of the planar structure as high frequency radiating element reflector.
The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all be contained
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance.Term " multiple " refers to
Two or more, unless otherwise clear and definite restriction.
Claims (10)
1. a kind of compact dual polarization multifrequency antenna, it is characterised in that including metallic reflection plate and installed in the metallic reflection
Low frequency radiating element on plate, wherein,
The low frequency radiating element includes four radiation arms, four groups of balun faces and a feeder equipment；Balun face described in four groups
Base is placed in the low frequency metallic reflection plate, forms two mutually orthogonal gaps, the top margin difference in balun face described in four groups
It is connected with four radiation arms；The radiation arm is to be provided with one above metal covering structure, at least one described radiation arm
Individual high frequency radiating element, the radiation arm metal covering of the low frequency radiating element is the reflector of high frequency radiating element.
2. compact dual polarization multifrequency antenna according to claim 1, it is characterised in that the feedback of the low frequency radiating element
Electric installation is arranged at the quadrature position in described two gaps, respectively to two radiation arms and cutler feed on diagonal, with
Realize the antenna pattern of ± 45 ° of polarization.
3. compact dual polarization multifrequency antenna according to claim 1, it is characterised in that the feedback of the low frequency radiating element
Electric installation is arranged on the intermediate region in balun face, to two neighboring radiation arm and cutler feed, to realize vertical-horizontal polarization
Antenna pattern.
4. compact dual polarization multifrequency antenna according to claim 1, it is characterised in that the balun face is integrated extension
Part, its cross section is disposed opposite to each other with its open slot each other in half-surrounded with the two balun faces formed on open slot, diagonal.
5. compact dual polarization multifrequency antenna according to claim 4, it is characterised in that the open slot in the balun face
Cross section is L-shaped.
6. the compact dual polarization multifrequency antenna according to any one of Claims 1 to 5, it is characterised in that the high frequency spoke
Unit is penetrated for micro-strip paster antenna, slot antenna or cross-dipole unit.
7. the compact dual polarization multifrequency antenna according to any one of Claims 1 to 5, it is characterised in that the low frequency spoke
The working frequency range scope for penetrating unit belongs to 690-960MHz, and the working frequency range scope of the high frequency radiating element belongs to 1690-
2690MHz。
8. a kind of compact dual polarization multifrequency antenna array, it is characterised in that including the compact described in multiple 1~7 any one
Dual polarization multifrequency antenna.
9. compact dual polarization multifrequency antenna array according to claim 8, it is characterised in that multiple compacts are double
Axis of the multifrequency antenna along the compact dual polarization multifrequency antenna array that polarize uniformly and equidistantly sets or not set equidistantly
Put.
10. a kind of compact dual polarization multifrequency antenna array building method, double applied to the compact described in claim 8 or 9
In polarization multifrequency antenna array, it is characterised in that including：
Step S1, low frequency radiating element of the installment work in same frequency range on bass reflex device；Wherein, the low frequency radiating element
Comprising four groups of balun faces and four radiation arms, the balun face of two neighboring radiation arm is oppositely arranged, formed two it is mutually orthogonal
Gap；
Step S2, on the radiation arm of low frequency radiating element it is disposed with high frequency radiating element；Wherein, the low frequency radiating element
Radiation arm is planar structure, the radiation arm of the planar structure as high frequency radiating element reflector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710546175.6A CN107317120A (en) | 2017-07-06 | 2017-07-06 | A kind of compact dual polarization multifrequency antenna, array and its building method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710546175.6A CN107317120A (en) | 2017-07-06 | 2017-07-06 | A kind of compact dual polarization multifrequency antenna, array and its building method |
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ID=60181033
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107946736A (en) * | 2017-12-20 | 2018-04-20 | 华南理工大学 | Multifrequency antenna for base station and its low frequency radiating element |
| CN111244625A (en) * | 2019-07-02 | 2020-06-05 | 京信通信技术(广州)有限公司 | Dual-frequency dual-polarized antenna and radiating unit |
| CN112585818A (en) * | 2018-07-31 | 2021-03-30 | 劲通开曼有限公司 | Partitioned diamond antenna elements for controlling azimuth patterns in different array configurations |
| CN114221140A (en) * | 2021-12-30 | 2022-03-22 | 京信通信技术(广州)有限公司 | Multi-frequency omnidirectional antenna |
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| CN106207444A (en) * | 2015-01-29 | 2016-12-07 | 香港城市大学 | Dual polarization high-gain and broadband complimentary antennas |
| CN205790402U (en) * | 2016-05-25 | 2016-12-07 | 广东博纬通信科技有限公司 | A kind of dual-band and dual-polarization narrow beam array antenna |
| CN206992313U (en) * | 2017-07-06 | 2018-02-09 | 安谱络(苏州)通讯技术有限公司 | A kind of compact dual polarization multifrequency antenna and its array |
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| CN102694237A (en) * | 2012-05-21 | 2012-09-26 | 华为技术有限公司 | Dual polarized antenna unit and base station antenna |
| CN105706298A (en) * | 2013-11-05 | 2016-06-22 | 株式会社Kmw | Antenna radiation element and multiband antenna |
| CN106207444A (en) * | 2015-01-29 | 2016-12-07 | 香港城市大学 | Dual polarization high-gain and broadband complimentary antennas |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107946736A (en) * | 2017-12-20 | 2018-04-20 | 华南理工大学 | Multifrequency antenna for base station and its low frequency radiating element |
| CN112585818A (en) * | 2018-07-31 | 2021-03-30 | 劲通开曼有限公司 | Partitioned diamond antenna elements for controlling azimuth patterns in different array configurations |
| CN112585818B (en) * | 2018-07-31 | 2022-06-10 | 劲通开曼有限公司 | Split diamond antenna elements for controlling azimuth pattern in different array configurations |
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| CN114221140A (en) * | 2021-12-30 | 2022-03-22 | 京信通信技术(广州)有限公司 | Multi-frequency omnidirectional antenna |
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