CN206864622U - A kind of three frequency Bipolarization antenna for base station - Google Patents
A kind of three frequency Bipolarization antenna for base station Download PDFInfo
- Publication number
- CN206864622U CN206864622U CN201720455178.4U CN201720455178U CN206864622U CN 206864622 U CN206864622 U CN 206864622U CN 201720455178 U CN201720455178 U CN 201720455178U CN 206864622 U CN206864622 U CN 206864622U
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- low frequency
- reflecting plate
- high frequency
- radiating element
- frequency radiation
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Abstract
It the utility model is related to a kind of three frequency Bipolarization antenna for base station, including reflecting plate, be arranged on the positive low frequency radiation array of reflecting plate and two high frequency radiation arrays and be arranged on the feeding network of reflection back；The low frequency radiation array, high frequency radiation array are connected with the feeding network, and described two high frequency radiation arrays are symmetrically distributed in the both sides of the low frequency radiation array；The low frequency radiation array includes N number of low frequency radiating element, the longitudinally spaced front that is arranged on reflecting plate of the N number of low frequency radiating element along the reflecting plate；Each high frequency radiation array includes 2N high frequency radiating element, the longitudinally spaced front that is arranged on reflecting plate of the 2N high frequency radiating element along the reflecting plate；Two high frequency radiating elements are respectively symmetrically distributed with the both sides of each low frequency radiating element；The N is the positive integer more than 0.Low-and high-frequency of the present utility model it is intersegmental influence each other smaller, there is the good circuit performance such as preferable radiance and high-isolation.
Description
【Technical field】
Mobile communication technology field is the utility model is related to, relates particularly to a kind of three frequency Bipolarization antenna for base station.
【Background technology】
Crucial front end component of the antenna as wireless communication system, the good and bad network quality to operator of its performance play
Decisive role.In recent years, with the sharp increase of mobile subscriber's quantity, communication system is in continuous renewal and dilatation, to antenna
Design propose higher and higher requirement, antenna wideband, multifrequency are on the one hand required, to meet the communication of multiple systems simultaneously
It is required that；On the other hand require to realize the quantity that shared by multiple systems reduces antenna, to reduce the interference between antenna and reduce cost.With
Operator increasingly to improve the index request of three frequency Bipolarization antenna for base station, when the core of first three frequency Bipolarization antenna for base station design
Heart problem is exactly constantly to optimize the way of realization of three frequency Bipolarization antenna for base station, includes design and the reflection side of radiating element
The optimization on boundary so that antenna meets new technical requirements.
【Utility model content】
The purpose of this utility model is to overcome the shortcomings of above-mentioned technology, there is provided a kind of broadband, multifrequency, high-gain,
And the three frequency Bipolarization antenna for base station with preferable radiance and circuit performance.
A kind of three frequencies Bipolarization antenna for base station provided by the utility model, including reflecting plate, to be arranged on reflecting plate positive
One low frequency radiation array and two high frequency radiation arrays and the feeding network for being arranged on reflection back；The low frequency radiation
Array, high frequency radiation array are connected with the feeding network, and described two high frequency radiation arrays are symmetrically distributed in the low frequency spoke
Penetrate the both sides of array；The low frequency radiation array includes N number of low frequency radiating element, and N number of low frequency radiating element is along described anti-
Penetrate the longitudinally spaced front for being arranged on reflecting plate of plate；Each high frequency radiation array includes 2N high frequency radiating element, institute
State the longitudinally spaced front that is arranged on reflecting plate of the 2N high frequency radiating element along the reflecting plate；Each low frequency radiation list
Two high frequency radiating elements are respectively symmetrically distributed with the both sides of member；The N is the positive integer more than 0.
Further, the both sides of the low frequency radiation array are respectively equipped with division board, and the division board is fixed to described anti-
Penetrate the front of plate and between the high frequency radiation array of low frequency radiation array and corresponding side.
Further, longitudinal both sides of the reflecting plate form vertical flange towards the front turnover of reflecting plate respectively, described
The back side of vertical flange towards reflecting plate turns down to form L-type flange.
Further, the spacing between two adjacent low frequency radiating elements is two adjacent high frequency radiations
Twice of spacing between unit.
Further, the centre position between two adjacent high frequency radiating elements is provided with bonding jumper, the metal
Bar is fixed to the front of the reflecting plate by fixed column；Positioned at the low frequency radiating element side bonding jumper center with it is low
Radio-frequency radiation unit is centrally located in same vertical plane.
Further, the top of the low frequency radiating element is to the positive height of the reflecting plate and the high frequency radiation list
The top of member is all higher than the top of the bonding jumper to the positive height of the reflecting plate to the positive height of the reflecting plate.
Further, the both ends of the bonding jumper to be formed vertically towards being turned down away from the positive direction of the reflecting plate respectively
Side.
Further, the surface of the high frequency radiating element is provided with metal square frame, and the metal square frame passes through fixture
Fixed to the high frequency radiating element.
Further, the low frequency radiating element includes two mutually orthogonal low frequency polarization components, each low frequency
Polarization component includes two symmetrical low frequency radiation subelements, the radiation arm of adjacent two low frequency radiation subelements
Between linked together by the first plastic buckle；The high frequency radiating element includes two mutually orthogonal high frequency polarized group
Part, each high frequency polarization component include two symmetrical high frequency radiation subelements, adjacent two high frequency spokes
Penetrate between the radiation arm of subelement and linked together by the second plastic buckle.
Further, the radiation arm of the low frequency radiation subelement is provided with the positive metal cylinder of the reflecting plate and led
Body.
The utility model uses the arrangement side of coplanar alongside by a low frequency radiation array and two high frequency radiation arrays
Formula so that low-and high-frequency it is intersegmental influence each other smaller, high band and low-frequency range are respectively provided with preferably front and rear ratio, cross polarization bit
Property, the convergence of horizontal plane beam angle, while there is the good circuit performance such as high-isolation, it ensure that antenna under reduced size
Obtain can meet current GSM to the broadband of multifrequency antenna, multifrequency, high-gain index request.
【Brief description of the drawings】
Fig. 1, Fig. 2 are a kind of schematic perspective view of three frequencies Bipolarization antenna for base station provided by the utility model；
Fig. 3 is the schematic top plan view of three frequency Bipolarization antenna for base station shown in Fig. 1；
Fig. 4 is the schematic perspective view of the low frequency radiating element of three frequency Bipolarization antenna for base station shown in Fig. 1.
【Embodiment】
The utility model will be further described with reference to the accompanying drawings and examples.
With reference to figure 1, Fig. 2 and Fig. 3, a kind of three frequencies Bipolarization antenna for base station provided by the utility model, including reflecting plate 1,
It is arranged on reflecting plate 1 positive low frequency radiation array and two high frequency radiation arrays and is arranged on the back side of reflecting plate 1
Feeding network.Reflecting plate 1 is a metallic plate.Low frequency radiation array, high frequency radiation array are connected with feeding network, and feeding network is used
In to low frequency radiation array, high frequency radiation array offer parallelly feeding.Two high frequency radiation arrays are symmetrically distributed in low frequency radiation
The both sides of array.Low frequency radiation array works in 698MHz-960MHz, and high frequency radiation array works in 1710MHz-2690MHz.
Longitudinal both sides of reflecting plate 1 form vertical flange 11 towards the front turnover of reflecting plate 1 respectively, and vertical flange 11 is towards anti-
The back side for penetrating plate 1 turns down to form L-type flange 12.Vertical flange 11 and L-type flange 12 are combined into double-decker, are mainly used for adjusting
Save the radiation characteristic of high frequency radiation array.
The both sides of low frequency radiation array are respectively equipped with division board 4.Division board 4 is fixed to anti-by fasteners such as plastic rivets
Penetrate the front of plate 1 and between the high frequency radiation array of low frequency radiation array and corresponding side.Preferably, division board 4 is close
Low frequency radiation array, and the height of division board 4 is less than the height of low frequency radiation array.The division board 4 of setting, is mainly used for adjusting
Save the radiation characteristic of low frequency radiation array.
Low frequency radiation array includes 2 low frequency radiating elements, 2,2 low frequency radiating elements 2 along the longitudinally spaced of reflecting plate 1
It is arranged on the front of reflecting plate 1.Preferably, longitudinal centre line of 2 low frequency radiating elements 2 along reflecting plate 1 is spaced.Low frequency
Radiating element 2 uses circular dual polarization die casting oscillator.Each high frequency radiation array includes 4 high frequency radiating elements, 3,4 high frequencies
The longitudinally spaced front that is arranged on reflecting plate 1 of the radiating element 3 along reflecting plate 1.High frequency radiating element 3 is shaken using dual polarization die casting
Son.Two high frequency radiating elements 3 are respectively symmetrically distributed with the both sides of each low frequency radiating element 2.Two adjacent low frequency radiations
Spacing between unit 2 is twice of the spacing between two adjacent high frequency radiating elements 3.In the present embodiment, adjacent two
Spacing between individual low frequency radiating element 2 is 250 millimeters, and the spacing between adjacent two high frequency radiating elements 3 is 125 millis
Rice.
Centre position between two adjacent high frequency radiating elements 3 is provided with bonding jumper 5, and bonding jumper 5 passes through fixed column 51
Front fixed to reflecting plate 1, so as to separated by a distance between bonding jumper 5 and the front of reflecting plate 1.In the present embodiment, Gu
Fixed column 51 is two, and the both ends of bonding jumper 5 are fixed to the front of reflecting plate 1 by two fixed columns 51 respectively.Positioned at low frequency spoke
The center for the bonding jumper 5 for penetrating the side of unit 2 is centrally located in same vertical plane with low frequency radiating element 2.Low frequency radiation list
The top of member 2 is all higher than gold to the top of 1 positive height of reflecting plate and high frequency radiating element 3 to 1 positive height of reflecting plate
Belong to the top of bar 5 to 1 positive height of reflecting plate.
The both ends of bonding jumper 5 turn down to form vertical edge 52 towards away from 1 positive direction of reflecting plate respectively.
The surface of high frequency radiating element 3 is provided with metal square frame 6, and metal square frame 6 is fixed to high frequency spoke by fixture 61
Penetrate unit 3.In the present embodiment, fixture 61 is two, and two of metal square frame 6 are diagonally fixed by two fixtures 61 respectively
To high frequency radiating element 3.The combination settings of bonding jumper 5, metal square frame 6, it is mainly used for adjusting the radiation of high frequency radiating element 3
Characteristic.
In the present embodiment, as shown in Figure 2, Figure 3 and Figure 4, low frequency radiating element 2 includes being fixed to 1 positive branch of reflecting plate
Brace 22, to be formed in two of the one end of support arm 22 be in +/- 45 degree mutually orthogonal low frequency polarization components.Each low frequency polarization group
Part includes two symmetrical low frequency radiation subelements 211, and two low frequency radiation subelements 211 are formed in the one end of support arm 22
Both sides.Each low frequency radiation subelement 211 includes the radiation arm 212 of fan annular, adjacent two low frequency radiation subelements 211
Radiation arm 212 between linked together by the first plastic buckle 213, the first plastic buckle 213 is to two low frequency polarization groups
Part plays fixation, also acts as the effect of the radiation characteristic of regulation low frequency radiating element 2.
The radiation arm 212 of low frequency radiation subelement 211 is provided with the positive metal cylinder conductor 214 of reflecting plate 1.It is preferred that
Ground, metal cylinder conductor 214 are arranged on the centre position of the radiation arm 212 of low frequency radiation subelement 211.Metal cylinder conductor
214 are advantageous to adjust the bandwidth of low frequency radiating element 2, make the bandwidth of low frequency radiating element 2 wider.
As shown in Figures 2 and 3, high frequency radiating element 3 includes fixed to the positive support arm 32 of reflecting plate 1, is formed and propped up
Two of the one end of brace 32 are in +/- 45 degree mutually orthogonal high frequency polarization components.Each high frequency polarization component includes two mutually
Symmetrical high frequency radiation subelement 311, two high frequency radiation subelements 311 are formed in the both sides of the one end of support arm 32.It is each high
Radio-frequency radiation subelement 311 includes square radiation arm 312, between the radiation arm 312 of adjacent two high frequency radiation subelements 311
Being linked together by the second plastic buckle 313, the second plastic buckle 313 plays fixation to two high frequency polarization components,
Also act as the effect of the radiation characteristic of regulation high frequency radiating element 3.
The high frequency spoke of the number, then each high frequency radiation array of the low frequency radiating element 2 of low frequency radiation array is such as represented with N
The number for penetrating unit 3 is then 2N, i.e., low frequency radiation array includes N number of low frequency radiating element 2, and each high frequency radiation array includes 2N
Individual high frequency radiating element 3, two high frequency radiation arrays include 4N high frequency radiating element 3 altogether, and N is the positive integer more than 0.
Pass through the double-decker for reasonably adjusting the width between vertical flange 11 and L-type flange 12 and both are combined into
Height, the width of reflecting plate 1 may be such that antenna has preferable radiation characteristic in high band；By reasonably adjusting reflecting plate
1 width, the height of division board 4 may be such that antenna has preferable radiation characteristic in low-frequency range；By reasonably adjusting metal
Square frame 6, bonding jumper 5, the both ends of bonding jumper 5 vertical edge 51 size, good radiation characteristic can be obtained in high band, simultaneously
High band and the mutual coupling of low-frequency range can effectively be reduced by coordinating the size of each structure of the utility model, can be obtained good
S parameter index.
The utility model uses the arrangement side of coplanar alongside by a low frequency radiation array and two high frequency radiation arrays
Formula, low frequency radiating element 2, the spacing of high frequency radiating element 3 were both fully ensured that, and caused low frequency radiating element 2, high frequency radiation again
Influencing each other between unit 3 is smaller, so as to ensure that the electric property of high band and low-frequency range so that high band and low-frequency range
It is respectively provided with preferably front and rear ratio, cross polarization ratio characteristic, the convergence of horizontal plane beam angle, while has high-isolation etc. good
Circuit performance, ensure that antenna obtained under reduced size can meet current GSM to the broadband of multifrequency antenna,
The index request of multifrequency, high-gain.
The utility model is simple in construction, is easily assembled to, stable performance, and cost is relatively low.
Above example only expresses preferred embodiment of the present utility model, and its description is more specific and detailed, but simultaneously
Therefore the limitation to the utility model patent scope can not be interpreted as.It should be pointed out that the ordinary skill for this area
For personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, such as to each implementation
Different characteristic in example is combined, and these belong to the scope of protection of the utility model.
Claims (10)
1. a kind of three frequency Bipolarization antenna for base station, including reflecting plate, be arranged on the positive low frequency radiation array of reflecting plate and
Two high frequency radiation arrays and the feeding network for being arranged on reflection back；The low frequency radiation array, high frequency radiation array
It is connected with the feeding network, it is characterised in that：Described two high frequency radiation arrays are symmetrically distributed in the low frequency radiation array
Both sides；The low frequency radiation array includes N number of low frequency radiating element, and N number of low frequency radiating element is along the reflecting plate
The longitudinally spaced front for being arranged on reflecting plate；Each high frequency radiation array includes 2N high frequency radiating element, and the 2N is individual
The longitudinally spaced front that is arranged on reflecting plate of the high frequency radiating element along the reflecting plate；The two of each low frequency radiating element
Two high frequency radiating elements are respectively symmetrically distributed with side；The N is the positive integer more than 0.
2. three frequencies Bipolarization antenna for base station according to claim 1, it is characterised in that：The both sides of the low frequency radiation array
Division board is respectively equipped with, the division board is fixed to the front of the reflecting plate and positioned at low frequency radiation array and corresponding side
Between the high frequency radiation array.
3. three frequencies Bipolarization antenna for base station according to claim 1, it is characterised in that：Longitudinal both sides of the reflecting plate point
Vertical flange is not formed towards the front turnover of reflecting plate, the back side of vertical flange towards the reflecting plate turns down to form L-type flange.
4. three frequencies Bipolarization antenna for base station according to claim 1, it is characterised in that：Two adjacent low frequency radiations
Spacing between unit is twice of the spacing between two adjacent high frequency radiating elements.
5. three frequencies Bipolarization antenna for base station according to claim 1, it is characterised in that：Two adjacent high frequency radiations
Centre position between unit is provided with bonding jumper, and the bonding jumper is fixed to the front of the reflecting plate by fixed column；It is located at
The center of the bonding jumper of the low frequency radiating element side and low frequency radiating element are centrally located in same vertical plane.
6. three frequencies Bipolarization antenna for base station according to claim 5, it is characterised in that：The top of the low frequency radiating element
Institute is all higher than to the top of the positive height of the reflecting plate and the high frequency radiating element to the positive height of the reflecting plate
The top of bonding jumper is stated to the positive height of the reflecting plate.
7. three frequencies Bipolarization antenna for base station according to claim 5, it is characterised in that：The both ends of bonding jumper court respectively
Turn down to form vertical edge away from the positive direction of the reflecting plate.
8. three frequencies Bipolarization antenna for base station according to claim 1, it is characterised in that：The high frequency radiating element just on
Side is provided with metal square frame, and the metal square frame is fixed to the high frequency radiating element by fixture.
9. three frequencies Bipolarization antenna for base station according to claim 1, it is characterised in that：The low frequency radiating element includes two
Individual mutually orthogonal low frequency polarization component, it is single that each low frequency polarization component includes two symmetrical low frequency radiation
Member, linked together by the first plastic buckle between the radiation arm of adjacent two low frequency radiation subelements；The height
Radio-frequency radiation unit includes two mutually orthogonal high frequency polarization components, and each high frequency polarization component includes two symmetrically
High frequency radiation subelement, pass through the second plastic buckle between the radiation arm of adjacent two high frequency radiation subelements and connect
Together.
10. three frequencies Bipolarization antenna for base station according to claim 9, it is characterised in that：The low frequency radiation subelement
Radiation arm is provided with the positive metal cylinder conductor of the reflecting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720455178.4U CN206864622U (en) | 2017-04-27 | 2017-04-27 | A kind of three frequency Bipolarization antenna for base station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720455178.4U CN206864622U (en) | 2017-04-27 | 2017-04-27 | A kind of three frequency Bipolarization antenna for base station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206864622U true CN206864622U (en) | 2018-01-09 |
Family
ID=60822800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720455178.4U Expired - Fee Related CN206864622U (en) | 2017-04-27 | 2017-04-27 | A kind of three frequency Bipolarization antenna for base station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206864622U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106961010A (en) * | 2017-04-27 | 2017-07-18 | 深圳国人通信股份有限公司 | A kind of three frequency Bipolarization antenna for base station |
| CN110518354A (en) * | 2019-09-02 | 2019-11-29 | 武汉虹信通信技术有限责任公司 | Multifrequency antenna for base station |
| CN112688075A (en) * | 2020-12-16 | 2021-04-20 | 京信通信技术(广州)有限公司 | Antenna and isolation strip |
| CN113571916A (en) * | 2021-07-26 | 2021-10-29 | 珠海中科慧智科技有限公司 | Multi-band high-isolation coplanar antenna |
-
2017
- 2017-04-27 CN CN201720455178.4U patent/CN206864622U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106961010A (en) * | 2017-04-27 | 2017-07-18 | 深圳国人通信股份有限公司 | A kind of three frequency Bipolarization antenna for base station |
| CN110518354A (en) * | 2019-09-02 | 2019-11-29 | 武汉虹信通信技术有限责任公司 | Multifrequency antenna for base station |
| CN110518354B (en) * | 2019-09-02 | 2021-05-14 | 武汉虹信科技发展有限责任公司 | Multi-frequency base station antenna |
| CN112688075A (en) * | 2020-12-16 | 2021-04-20 | 京信通信技术(广州)有限公司 | Antenna and isolation strip |
| CN113571916A (en) * | 2021-07-26 | 2021-10-29 | 珠海中科慧智科技有限公司 | Multi-band high-isolation coplanar antenna |
| CN113571916B (en) * | 2021-07-26 | 2023-02-24 | 珠海中科慧智科技有限公司 | Multi-band high-isolation coplanar antenna |
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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: 20180109 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |