CN109216945A - A kind of multifrequency antenna for base station - Google Patents
A kind of multifrequency antenna for base station Download PDFInfo
- Publication number
- CN109216945A CN109216945A CN201811137611.5A CN201811137611A CN109216945A CN 109216945 A CN109216945 A CN 109216945A CN 201811137611 A CN201811137611 A CN 201811137611A CN 109216945 A CN109216945 A CN 109216945A
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- high frequency
- radiating element
- frequency radiating
- reflecting plate
- array
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/30—Combinations of separate antenna units operating in different wavebands and connected to a common feeder system
-
- 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
- H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
- H01Q1/521—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure reducing the coupling between adjacent antennas
- H01Q1/523—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure reducing the coupling between adjacent antennas between antennas of an array
-
- 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
- H01Q19/106—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 using two or more intersecting plane surfaces, e.g. corner reflector antennas
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- Aerials With Secondary Devices (AREA)
Abstract
The present invention relates to a kind of multifrequency antenna for base station, including reflecting plate, further include N number of low frequency radiating element, N+1 the first high frequency radiating elements and N number of second high frequency radiating element；N+1 the first high frequency radiating elements and N number of low frequency radiating element are staggered along the longitudinal gap of reflecting plate in the front of reflecting plate, and N number of second high frequency radiating element is located at the center position inside N number of low frequency radiating element and is separately positioned on the front of reflecting plate；N number of low frequency radiating element forms low frequency array, and N+1 the first high frequency radiating elements and N number of second high frequency radiating element form the first HF array；The two sides of low frequency array and the first HF array are respectively equipped with two the second HF arrays, each second HF array includes the longitudinal gap setting along reflecting plate in the positive 2N third high frequency radiating element of reflecting plate, and is in shift to install between 2N third high frequency radiating element and N+1 the first high frequency radiating elements and N number of second high frequency radiating element.The present invention is small in size, has preferable radiation characteristic and circuit parameter.
Description
[technical field]
The present invention relates to antenna of mobile communication base station fields, more particularly, to a kind of multifrequency antenna for base station.
[background technique]
As mobile subscriber, communication network standard increase, system needs to constantly update and dilatation, to save site and day
Line resource, multifrequency antenna for base station have obtained wider application.Traditional multifrequency antenna for base station, size is larger, different frequency range it
Between exist interference, cause antenna items radiation index it is poor, be unable to satisfy operator to antenna for base station miniaturization, integrated need
It asks.
[summary of the invention]
It is an object of the invention to overcome the shortcomings of above-mentioned technology, a kind of small volume is provided, light-weight, every radiation refers to
Mark and the preferable multifrequency antenna for base station of circuit parameter.
A kind of multifrequency antenna for base station provided by the invention, including reflecting plate further include N number of low frequency radiating element, N+1 the
One high frequency radiating element and N number of second high frequency radiating element；The N+1 the first high frequency radiating elements and N number of low frequency radiation
Unit is staggered along the longitudinal gap of the reflecting plate in the front of reflecting plate, N number of second high frequency radiating element difference
Center position inside N number of low frequency radiating element and the front for being separately positioned on reflecting plate；N number of low frequency spoke
Unit composition low frequency array is penetrated, the N+1 the first high frequency radiating elements and N number of second high frequency radiating element form the first high frequency
Array；The two sides of the low frequency array and the first HF array are respectively equipped with two the second HF arrays, each second high frequency battle array
Column include the longitudinal gap setting along reflecting plate in the positive 2N third high frequency radiating element of reflecting plate, and each second high frequency
2N third high frequency radiating element of array and N+1 the first high frequency radiating elements and N number of second of first HF array
It is in shift to install between high frequency radiating element；The N is the positive integer more than or equal to 1.
Further, the spacing between two neighboring low frequency radiating element is adjacent the first high frequency radiating element and second
Twice of the spacing between spacing, two neighboring third high frequency radiating element between high frequency radiating element；First high frequency
Radiating element, the second high frequency radiating element and third high frequency radiating element are the identical high frequency oscillator of structure, and adjacent first is high
The spacing between spacing, two neighboring third high frequency radiating element between radio-frequency radiation unit and the second high frequency radiating element is high
0.8-1 times of frequency vibration subcenter frequency wavelength.
Further, the surrounding of each low frequency radiating element is respectively equipped with the first L-type metal partion (metp), the first L-type gold
Belong to partition include be arranged in positive first transverse part of the reflecting plate and be vertically set on the first transverse part far from corresponding low
First vertical part of the side of radio-frequency radiation unit；The length of first transverse part is less than the length of first vertical part.
Further, the two sides of each low frequency radiating element are respectively equipped with metal baffle, and the metal baffle, which is located at, to be corresponded to
The first L-type metal partion (metp) outside and be vertical setting with the front of reflecting plate；Distinguish the two sides of the metal baffle bottom end
It is vertically installed with installation part, the installation part is arranged in the front of reflecting plate and close to corresponding low frequency radiating element；The gold
The length for belonging to baffle is greater than the length of first vertical part, and the height of metal baffle is equal with the height of the first vertical part.
Further, the top of the metal baffle is formed with along the convex block extended far from the positive direction of reflecting plate, institute
It is corresponding with corresponding low frequency radiating element to state convex block.
Further, the two sides of each first high frequency radiating element are respectively equipped with the second L-type metal partion (metp), the 2nd L
Type metal partion (metp) include be arranged in positive second transverse part of reflecting plate and be inclined at the second transverse part far from corresponding the
Second vertical part of the side of one high frequency radiating element is in an obtuse angle between second vertical part and the second transverse part；Described second is perpendicular
The top in portion has a recess, and the recess is corresponding with corresponding first high frequency radiating element.
Further, L-type metal folded plate is equipped between each second HF array and low frequency array, the first HF array,
The L-type metal folded plate includes the folded plate that the positive folded plate transverse part of reflecting plate is arranged in and is inclined at folded plate transverse part side
Vertical part, is in an obtuse angle between the folded plate vertical part and folded plate transverse part, and the folded plate vertical part is high close to the low frequency array and first
Frequency array.
Further, metal spacing block is equipped between two neighboring third high frequency radiating element, the metal spacing block is logical
Cross the front that reflecting plate is arranged in supporting element.
Further, the metal spacing block extends along the transverse direction of reflecting plate, first high frequency radiating element, the
Two high frequency radiating elements and third high frequency radiating element are the identical high frequency oscillator of structure, and the length of metal spacing block is high frequency vibrating
0.8-1 times of subcenter frequency wavelength, metal spacing block to the positive distance of reflecting plate are high frequency vibrating subcenter frequency wavelengths
0.25-0.35 times.
Further, first high frequency radiating element, the second high frequency radiating element and third high frequency radiating element are knot
The identical high frequency oscillator of structure, the top of the high frequency oscillator are provided with metal by support base and guide piece, the height of the support base into
Degree is 0.1-0.2 times of high frequency vibrating subcenter frequency wavelength.
The present invention it is small in size, light-weight, structure is simple, the coupling influence between low-and high-frequency is smaller, height frequency range all have compared with
Good front and back ratio and cross-polarization performance, horizontal beam width convergence, while there are the circuit performances such as good isolation, meet
Operator is to antenna for base station miniaturization, integrated demand.
[Detailed description of the invention]
Fig. 1 is a kind of structural schematic diagram for multifrequency antenna for base station that one embodiment of the invention provides；
Fig. 2 is the schematic top plan view of multifrequency antenna for base station shown in Fig. 1；
Fig. 3 is the schematic side view of multifrequency antenna for base station shown in Fig. 1；
Fig. 4 be the low frequency radiating element of multifrequency antenna for base station shown in Fig. 1, the second high frequency radiating element, the first L-type metal every
The structural schematic diagram of plate, metal baffle；
Fig. 5 is the structural representation of the first high frequency radiating element of multifrequency antenna for base station shown in Fig. 1, the second L-type metal partion (metp)
Figure.
[specific embodiment]
The invention will be further described with reference to the accompanying drawings and examples.
With reference to Fig. 1, Fig. 2 and Fig. 3, a kind of multifrequency antenna for base station provided by the invention, including reflecting plate 10, N number of low frequency spoke
Penetrate unit 20, N+1 the first high frequency radiating elements 30, N number of second high frequency radiating element 40 and feeding network.N+1 first
High frequency radiating element 30 and N number of low frequency radiating element 20 along the longitudinal gap of reflecting plate 10 be staggered reflecting plate 10 just
Face.N number of second high frequency radiating element 40 is located at the center position inside N number of low frequency radiating element 20 and is separately positioned on
The front of reflecting plate 10.N number of low frequency radiating element 20 forms low frequency array.N+1 the first high frequency radiating elements 30 and N number of second
High frequency radiating element 40 forms the first HF array.The two sides of low frequency array and the first HF array are respectively equipped with two second high
Frequency array.Each second HF array includes the longitudinal gap setting along reflecting plate 10 in the positive 2N third height of reflecting plate 10
Radio-frequency radiation unit 50, and the N+1 of 2N third high frequency radiating element 50 of each second HF array and the first HF array
In shifting to install between first high frequency radiating element 30 and N number of second high frequency radiating element 40, can reduce between each radiating element
Coupling influence improves radiance.N is the positive integer more than or equal to 1.Feeding network be arranged in reflecting plate 10 the back side be used for
Low frequency array, the first HF array and two the second HF arrays provide parallelly feeding.Low frequency array work is in low-frequency range, and first
HF array and two the second HF array work are in high band.Preferably, N number of low frequency radiating element 20, N+1 the first high frequencies
Radiating element 30 and N number of second high frequency radiating element 40 are arranged along the longitudinal axis of reflecting plate 10.Fig. 1 of the invention is only shown
Two low frequency radiating elements 20 in low frequency array, first high frequency radiating element 30 in the first HF array and two
Second high frequency radiating element 40, each four third high frequency radiating elements 50 in two the second HF arrays.
Reflecting plate 10 is the metal plate of a rectangle.Two longitudinal edges of reflecting plate 10 are respectively towards the front fold shape of reflecting plate 10
At two vertical flange 11.
Low frequency radiating element 20 is low-frequency vibrator, and low-frequency vibrator is using rectangular dual polarization die casting oscillator, Mei Geji
Change is formed in parallel by two dipoles, and each dipole is made of the radiation arm 21 of two orthogonal thereto settings, two radiation arms 21
Between have gap.First high frequency radiating element 30, the second high frequency radiating element 40 and third high frequency radiating element 50 are structure
Identical high frequency oscillator, high frequency oscillator is using dual polarization die casting oscillator.The top of high frequency oscillator is arranged by support base 111
There is metal to guide piece 110 into (in conjunction with shown in Fig. 4, Fig. 5).Specifically, being provided with support base 111, support base at the top of high frequency oscillator
111 upper end is provided with the metal and guides piece 110 into.Metal guides piece 110 into as circle.The height of support base 111 is high frequency vibrating
0.1-0.2 times of subcenter frequency wavelength.
Spacing between two neighboring low frequency radiating element 20 is adjacent the first high frequency radiating element 30 and the second high frequency
Twice of the spacing between spacing, two neighboring third high frequency radiating element 50 between radiating element 40.Adjacent first is high
Between between spacing, two neighboring third high frequency radiating element 50 between radio-frequency radiation unit 30 and the second high frequency radiating element 40
Away from being 0.8-1 times of high frequency vibrating subcenter frequency wavelength.
L-type metal folded plate 90 is equipped between each second HF array and low frequency array, the first HF array.L-type metal
Folded plate 90 is erected including the positive folded plate transverse part 91 of reflecting plate 10 is arranged in and is inclined at the folded plate of 91 side of folded plate transverse part
Portion 92.It is in an obtuse angle between folded plate vertical part 92 and folded plate transverse part 91.Folded plate vertical part 92 is close to low frequency array and the first HF array.
Height of the height of folded plate vertical part 92 less than the second high frequency radiating element 40, third high frequency radiating element 50.Folded plate transverse part 91 is logical
Cross the front that fastener such as screw etc. is fixed at reflecting plate 10.Folded plate transverse part 91 and folded plate vertical part 92 are integrally formed.
Metal spacing block 100 is equipped between two neighboring third high frequency radiating element 50.Metal spacing block 100 passes through support
The front of reflecting plate 10 is arranged in part 101.In the present embodiment, supporting element 101 is two, and the both ends of metal spacing block 100 are distinguished
Fixed to two supporting elements 101, two supporting elements 101 are fixed to the front of reflecting plate 10.Supporting element 101 is preferably a plastics
Part.The two sides of metal spacing block 100 are respectively provided with a notch 102.
Metal spacing block 100 extends along the transverse direction of reflecting plate 10.One end end of metal spacing block 100, which is located at, to be corresponded to
L-type metal folded plate 90 folded plate transverse part 91 top.The length of metal spacing block 100 is high frequency vibrating subcenter frequency wavelength
0.8-1 times, metal spacing block 100 to 0.25-0.35 times that the positive distance of reflecting plate 10 is high frequency vibrating subcenter frequency wavelength.
Referring to figs. 1 to Fig. 4, the surrounding of each low frequency radiating element 20 is respectively equipped with the first L-type metal partion (metp) 60.First L
Type metal partion (metp) 60 is including being arranged in positive first transverse part 61 of reflecting plate 10 and being vertically set on the separate of the first transverse part 61
First vertical part 62 of the side of corresponding low frequency radiating element 20.Length of the length of first transverse part 61 less than the first vertical part 62.
Height of the height of first vertical part 62 less than the second high frequency radiating element 40.The length of first vertical part 62 is less than low frequency radiating element
20 length.First transverse part 61 is preferably fixed at the front of reflecting plate 10 by fastener such as screw etc..First is horizontal
Portion 61 and the first vertical part 62 are integrally formed.
The two sides of each low frequency radiating element 20 are respectively equipped with metal baffle 70.Metal baffle 70 is located at corresponding first L
The outside of type metal partion (metp) 60 is simultaneously vertical setting with the front of reflecting plate 10.The two sides of 70 bottom end of metal baffle, which are respectively perpendicular, to be set
It is equipped with installation part 71.Installation part 71 is arranged in the front of reflecting plate 10 and close to corresponding low frequency radiating element 20.Installation part 71
The front of reflecting plate 10 is fixed at by fastener such as screw etc..The length of metal baffle 70 is greater than the first vertical part 62
Length, the height of metal baffle 70 are equal with the height of the first vertical part 62.The length of metal baffle 70 is less than low frequency radiating element
20 length.The height of metal baffle 70 is greater than the height of the second high frequency radiating element 40 and is less than the height of low frequency radiating element 20
Degree.Metal baffle 70 and installation part 71 are integrally formed.
The top of metal baffle 70 is formed with the convex block 73 along the rectangle extended far from the positive direction of reflecting plate 10, convex block
73 is corresponding with corresponding low frequency radiating element 20.Being provided with for convex block 73 is conducive to further increase low frequency radiating element 20, second
The radiation characteristic of high frequency radiating element 40.
Referring to figs. 1 to Fig. 3 and Fig. 5, the two sides of each first high frequency radiating element 30 are respectively equipped with the second L-type metal partion (metp)
80.Second L-type metal partion (metp) 80 includes being arranged in positive second transverse part 81 of reflecting plate 10 and being inclined at the second transverse part
Second vertical part 82 of 81 side far from corresponding first high frequency radiating element 30.Between second vertical part 82 and the second transverse part 81
In an obtuse angle.Second transverse part 81 is fixed at the front of reflecting plate 10 by fastener such as screw etc..Second transverse part, 81 He
The equal length of second vertical part 82.Two angles of the side far from the second vertical part 82 of the second transverse part 81 are equipped with rounded corner.The
Two angles of the side far from the second transverse part 81 of two vertical parts 82 are equipped with rounded corner.The top of second vertical part 82 has a recess
83, recess 83 is corresponding with corresponding first high frequency radiating element 30.Being provided with for recess 83 is conducive to further increase the first high frequency
The radiation characteristic of radiating element 30.Second transverse part 81 and the second vertical part 82 are integrally formed.
It is main that the vertical flange 11 of two of reflecting plate 10, L-type metal folded plate 90, metal spacing block 100 and metal guide piece 110 into
It is used to adjust the high frequency radiation characteristic of two the second HF arrays.First L-type metal partion (metp) 60, metal baffle 70 and the 2nd L
Type metal partion (metp) 80 is mainly used for adjusting the high frequency radiation characteristic of the first HF array.First L-type metal partion (metp) 60 and metal gear
Plate 70 is mainly used for adjusting the low frequency radiation characteristic of low frequency array.
Size and location by rationally adjusting the width of reflecting plate 10, metal baffle 70 may make antenna to have in low-frequency range
There is preferable radiation characteristic.By the combination of the first L-type metal partion (metp) 60, metal baffle 70 and the second L-type metal partion (metp) 80, close
Reason adjusts the size and location of each component, and the first HF array can be made to obtain good radiance in high band, adjusts L-type
The size of metal folded plate 90, the height of two vertical flange 11 of reflecting plate 10 and the size of metal spacing block 100 and position can
So that two the second HF arrays have preferable radiance.High band and low can effectively be reduced by coordinating all structure sizes
The mutual lotus root of frequency range influences, and cooperation back feeding network can make entire antenna obtain good S parameter index.
The present invention it is small in size, light-weight, structure is simple, the coupling influence between low-and high-frequency is smaller, height frequency range all have compared with
Good front and back ratio and cross-polarization performance, horizontal beam width convergence, while there are the circuit performances such as good isolation.
Above embodiments only express the preferred embodiment of the present invention, and the description thereof is more specific and detailed, but can not
Therefore limitations on the scope of the patent of the present invention are interpreted as.It should be pointed out that for those of ordinary skill in the art,
Without departing from the inventive concept of the premise, various modifications and improvements can be made, such as special to the difference in each embodiment
Sign is combined, and these are all within the scope of protection of the present invention.
Claims (10)
1. a kind of multifrequency antenna for base station, including reflecting plate, it is characterised in that: further include N number of low frequency radiating element, N+1 first
High frequency radiating element and N number of second high frequency radiating element；The N+1 the first high frequency radiating elements and N number of low frequency radiation list
Member is staggered along the longitudinal gap of the reflecting plate in the front of reflecting plate, and N number of second high frequency radiating element distinguishes position
Center position inside N number of low frequency radiating element and the front for being separately positioned on reflecting plate；N number of low frequency radiation
Unit forms low frequency array, and the N+1 the first high frequency radiating elements and N number of second high frequency radiating element form the first high frequency battle array
Column；The two sides of the low frequency array and the first HF array are respectively equipped with two the second HF arrays, each second HF array
It is arranged including the longitudinal gap along reflecting plate in the positive 2N third high frequency radiating element of reflecting plate, and each second high frequency battle array
N+1 the first high frequency radiating elements of 2N third high frequency radiating element of column and first HF array and N number of second high
It is in shift to install between radio-frequency radiation unit；The N is the positive integer more than or equal to 1.
2. multifrequency antenna for base station according to claim 1, it is characterised in that: between two neighboring low frequency radiating element
Away from being spacing between adjacent the first high frequency radiating element and the second high frequency radiating element, two neighboring third high frequency radiation list
Twice of spacing between member；First high frequency radiating element, the second high frequency radiating element and third high frequency radiating element are
The identical high frequency oscillator of structure, spacing between adjacent the first high frequency radiating element and the second high frequency radiating element, adjacent two
Spacing between a third high frequency radiating element is 0.8-1 times of high frequency vibrating subcenter frequency wavelength.
3. multifrequency antenna for base station according to claim 1, it is characterised in that: the surrounding of each low frequency radiating element is set respectively
There is the first L-type metal partion (metp), the first L-type metal partion (metp) includes setting in positive first transverse part of the reflecting plate and hangs down
First vertical part of the side far from corresponding low frequency radiating element of the first transverse part is directly set；The length of first transverse part is small
Length in first vertical part.
4. multifrequency antenna for base station according to claim 3, it is characterised in that: the two sides of each low frequency radiating element are set respectively
There is a metal baffle, the metal baffle is located at the outside of corresponding first L-type metal partion (metp) and perpendicular with the front of reflecting plate
Setting；The two sides of the metal baffle bottom end, which are respectively perpendicular, is provided with installation part, and the front of reflecting plate is arranged in the installation part
And close to corresponding low frequency radiating element；The length of the metal baffle is greater than the length of first vertical part, metal baffle
Height is equal with the height of the first vertical part.
5. multifrequency antenna for base station according to claim 4, it is characterised in that: the top of the metal baffle is formed with along remote
From the convex block that the positive direction of reflecting plate extends, the convex block is corresponding with corresponding low frequency radiating element.
6. multifrequency antenna for base station according to claim 1, it is characterised in that: the two sides of each first high frequency radiating element point
Not She You the second L-type metal partion (metp), the second L-type metal partion (metp) includes being arranged in positive second transverse part of reflecting plate and to incline
Second vertical part of the side far from corresponding first high frequency radiating element of the second transverse part, second vertical part and the are tiltedly set
It is in an obtuse angle between two transverse parts；The top of second vertical part has a recess, the recess and corresponding first high frequency radiation
Unit is corresponding.
7. multifrequency antenna for base station according to claim 1, it is characterised in that: each second HF array and low frequency array,
L-type metal folded plate is equipped between first HF array, the L-type metal folded plate includes being arranged in the positive folded plate transverse part of reflecting plate
And it is inclined at the folded plate vertical part of folded plate transverse part side, and it is in an obtuse angle between the folded plate vertical part and folded plate transverse part, it is described
Folded plate vertical part is close to the low frequency array and the first HF array.
8. multifrequency antenna for base station according to claim 1, it is characterised in that: between two neighboring third high frequency radiating element
Equipped with metal spacing block, the front of reflecting plate is arranged in by supporting element for the metal spacing block.
9. multifrequency antenna for base station according to claim 8, it is characterised in that: transverse direction of the metal spacing block along reflecting plate
Direction extends, and first high frequency radiating element, the second high frequency radiating element and third high frequency radiating element are that structure is identical
High frequency oscillator, the length of metal spacing block are 0.8-1 times of high frequency vibrating subcenter frequency wavelength, metal spacing block to reflecting plate just
The distance in face is 0.25-0.35 times of high frequency vibrating subcenter frequency wavelength.
10. multifrequency antenna for base station according to claim 1, it is characterised in that: first high frequency radiating element, second high
Radio-frequency radiation unit and third high frequency radiating element are the identical high frequency oscillator of structure, pass through support base above the high frequency oscillator
It is provided with metal and guides piece into, the height of the support base is 0.1-0.2 times of high frequency vibrating subcenter frequency wavelength.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811137611.5A CN109216945B (en) | 2018-09-28 | 2018-09-28 | Multi-frequency base station antenna |
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|---|---|---|---|
| CN201811137611.5A CN109216945B (en) | 2018-09-28 | 2018-09-28 | Multi-frequency base station antenna |
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| CN109216945A true CN109216945A (en) | 2019-01-15 |
| CN109216945B CN109216945B (en) | 2021-05-14 |
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| CN110165375A (en) * | 2019-05-31 | 2019-08-23 | 深圳国人通信股份有限公司 | A kind of UWB Antenna |
| CN110492234A (en) * | 2019-09-02 | 2019-11-22 | 江苏泰科微通讯科技有限公司 | An a kind of low three high multiport 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 |
| CN110556634A (en) * | 2019-09-11 | 2019-12-10 | 哈尔滨工业大学 | 5G multi-frequency base station antenna array |
| CN111029769A (en) * | 2019-12-26 | 2020-04-17 | 佛山市波谱达通信科技有限公司 | 5G multi-frequency sharing rectangular wave beam spotlight antenna |
| CN113270719A (en) * | 2021-04-01 | 2021-08-17 | 武汉虹信科技发展有限责任公司 | Antenna isolation device, array antenna and base station antenna |
| CN113346222A (en) * | 2021-05-21 | 2021-09-03 | 中天通信技术有限公司 | Low-frequency oscillator and antenna device |
| CN113629382A (en) * | 2021-07-29 | 2021-11-09 | 中信科移动通信技术股份有限公司 | Multiport base station antenna |
| CN113708092A (en) * | 2021-08-30 | 2021-11-26 | 中信科移动通信技术股份有限公司 | Multiport base station antenna |
| CN113964498A (en) * | 2021-11-01 | 2022-01-21 | 昆山立讯射频科技有限公司 | Base station antenna |
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| CN110165375A (en) * | 2019-05-31 | 2019-08-23 | 深圳国人通信股份有限公司 | A kind of UWB Antenna |
| CN110492234A (en) * | 2019-09-02 | 2019-11-22 | 江苏泰科微通讯科技有限公司 | An a kind of low three high multiport 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 |
| CN110556634A (en) * | 2019-09-11 | 2019-12-10 | 哈尔滨工业大学 | 5G multi-frequency base station antenna array |
| CN111029769A (en) * | 2019-12-26 | 2020-04-17 | 佛山市波谱达通信科技有限公司 | 5G multi-frequency sharing rectangular wave beam spotlight antenna |
| GB2597269A (en) * | 2020-07-17 | 2022-01-26 | Nokia Shanghai Bell Co Ltd | Antenna apparatus |
| CN113270719A (en) * | 2021-04-01 | 2021-08-17 | 武汉虹信科技发展有限责任公司 | Antenna isolation device, array antenna and base station antenna |
| CN113346222A (en) * | 2021-05-21 | 2021-09-03 | 中天通信技术有限公司 | Low-frequency oscillator and antenna device |
| CN113629382A (en) * | 2021-07-29 | 2021-11-09 | 中信科移动通信技术股份有限公司 | Multiport base station antenna |
| CN113708092A (en) * | 2021-08-30 | 2021-11-26 | 中信科移动通信技术股份有限公司 | Multiport base station antenna |
| CN113964498A (en) * | 2021-11-01 | 2022-01-21 | 昆山立讯射频科技有限公司 | Base station antenna |
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