CN203589201U - Broadband dual-polarized radiation unit and array antenna - Google Patents

Broadband dual-polarized radiation unit and array antenna Download PDF

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Publication number
CN203589201U
CN203589201U CN201320774944.5U CN201320774944U CN203589201U CN 203589201 U CN203589201 U CN 203589201U CN 201320774944 U CN201320774944 U CN 201320774944U CN 203589201 U CN203589201 U CN 203589201U
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China
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wall
arm
radiation
plate
oscillator
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CN201320774944.5U
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Chinese (zh)
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季胜利
陈韶明
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GCI Science and Technology Co Ltd
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GCI Science and Technology Co Ltd
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Abstract

The utility model discloses a broadband dual-polarized radiation unit which is used to be installed on a reflecting plate to form an antenna. The broadband dual-polarized radiation unit comprises a balun, two cross-polarized oscillators fixed on the upper end of the balun and positioning boards used for fixing the two oscillators. Each of the two oscillators comprises a first oscillator and a second oscillator. The first oscillator comprises a first radiation arm and a third radiation arm which are centrosymmetric. The second oscillator comprises a second radiation arm and a fourth radiation arm which are centrosymmetric. The first radiation arm, the second radiation arm, the third radiation arm and the fourth radiation arm are all multi-stage structured radiation arms. The two oscillators are positioned on the same plane. The lower end of the balun is fixed on the reflecting plate through a pedestal. By the adoption of the embodiment of the utility model, impedance bandwidth of an antenna radiation unit of a base station can be expanded effectively, isolation of the radiation unit can be improved, and stability of the oscillators can be enhanced. Meanwhile, the broadband dual-polarized radiation unit is convenient to install, and manufacturing cost is reduced.

Description

Broadband dualpolarization radiation unit and array antenna
Technical field
The utility model relates to antenna of mobile communication base station field, relates in particular to a kind of broadband dualpolarization radiation unit and array antenna.
Background technology
Along with developing rapidly of mobile communication technology, the complexity day by day of electromagnetic environment, more and more higher to the requirement of wideband multi-standard base station antenna, demand is increasing.The performance of antenna for base station depends primarily on the performance of unit in aerial array, as impedance bandwidth, and isolation and batch production consistency etc.In the prior art, in aerial array, the performance of unit has the following disadvantages:
1, impedance bandwidth aspect.Existing general dual-polarization radiating unit bandwidth can only cover 820-960MHz or the high-end 1710-1990MHz of GSM and CDMA low side mostly, relative bandwidth only has 15% left and right, the application gradually with following LTE of opening due to 3G, has wider bandwidth in the urgent need to antenna for base station.A main path of broadening radiating element impedance bandwidth strengthens vibrator diameter exactly at present, but this mode has not only increased the size of antenna element, weight and material usage, and the degree improving is limited, another kind of mode is exactly to support Ba Lun place increase matching section, although this mode can be avoided above-mentioned shortcoming, improved assembling complexity, increased cost.
2, isolation aspect.Dual polarized antenna General Requirements isolation index is in-30dB left and right, and existing antenna generally reduces the coupling between radiating element by strengthening element spacing or the middle mode that increases isolating bar, thereby improve complete machine isolation, so both increase size and the material usage of antenna, but also increased assembling complexity.
3, batch production consistency aspect.How oscillator unit realizes oscillator consistency in batches by die casting mode now, but die casting cost is higher, and large-sized parts need again higher plating expense, thereby cause higher cost and poor market flexibility ratio.
Therefore, need to design a kind of high-performance antenna for base station, not only there is good wideband electric property, and there is stable dimensional structure and easy mounting means to guarantee batch production, again the low-cost needs that meet market competition.
Summary of the invention
The utility model embodiment proposes a kind of broadband dualpolarization radiation unit and array antenna, can effectively expand the impedance bandwidth of antenna for base station radiating element, improves the isolation of radiating element, strengthens oscillator stability, meanwhile, easy for installation, reduces manufacturing cost.
The utility model embodiment provides a kind of broadband dualpolarization radiation unit, for being installed in, forms antenna on reflecting plate.Described broadband dualpolarization radiation unit comprises: Ba Lun, be fixed on the oscillator of two orthogonal polarizations of described Ba Lun upper end, and for the location-plate of fixing described two oscillators; Described two oscillators comprise the first oscillator and the second oscillator, and described the first oscillator comprises the first radiation arm and the 3rd radiation arm being centrosymmetric, and described the second oscillator comprises the second radiation arm and the 4th radiation arm being centrosymmetric; Described the first radiation arm, described the second radiation arm, described the 3rd radiation arm and described the 4th radiation arm are the radiation arm of multi-segment structure; Described two oscillators are in the same plane; The lower end of described Ba Lun is fixed on described reflecting plate by base.Further, each radiation arm comprises: the first inner arm, the second inner arm, the first outer arm and the second outer arm;
One end of described the first inner arm connects described Ba Lun, and the other end of described the first inner arm connects described the first outer arm; One end of described the second inner arm connects described Ba Lun, and the other end of described the second inner arm connects described the second outer arm;
The angular range that described the first inner arm and described the second inner arm form is 60 ° ~ 90 °; The angular range that described the first outer arm and described the second outer arm form is 0 ° ~ 90 °.
Further, described location-plate comprises for clamping the first oscillator location-plate and the second oscillator location-plate of described two oscillators; Described broadband dualpolarization radiation unit also comprises screw rod;
Each radiation arm is provided with projection with the top of one end that described Ba Lun is connected; On described the first oscillator location-plate, there is the location hole matching with described projection; On described the first oscillator location-plate and described the second oscillator location-plate, there is the screw running through for described screw rod;
Described the first oscillator location-plate is positioned at the top of two oscillators, the location hole on described the first oscillator location-plate and the clamping of the projection on each radiation arm, and described the second oscillator location-plate is positioned at the below of two oscillators; Described the first oscillator location-plate and described the second oscillator location-plate are fastening by described screw rod, so that two oscillators are fixed between described the first oscillator location-plate and described the second oscillator location-plate.
Correspondingly, the utility model embodiment also provides a kind of array antenna, comprises reflecting plate and is installed in a plurality of above-mentioned broadband dualpolarization radiation unit on described reflecting plate;
The outward flange of described reflecting plate is provided with side plate, between described a plurality of broadband dualpolarization radiation units, is also provided with division board; Described side plate and described division board are fixed on described reflecting plate.
Implement the utility model embodiment, there is following beneficial effect:
The broadband dualpolarization radiation unit that the utility model embodiment provides and array antenna, by utilizing the first oscillator location-plate and the second oscillator location-plate that two oscillators are clipped in the middle, have guaranteed the stability of broadband dualpolarization radiation unit integral body; The first oscillator location-plate and the second oscillator location-plate adopt medium load mode, have improved standing wave and the isolation of oscillator, thereby obtain wider impedance and isolation bandwidth; Radiation arm, Ba Lun and base are one-body molded, without plating, have reduced manufacturing cost.
Accompanying drawing explanation
Fig. 1 is the perspective view of an embodiment of the broadband dualpolarization radiation unit that provides of the utility model;
Fig. 2 is the end view of an embodiment of the broadband dualpolarization radiation unit that provides of the utility model;
Fig. 3 is the upward view of an embodiment of the broadband dualpolarization radiation unit that provides of the utility model;
Fig. 4 is the installation diagram of an embodiment of the broadband dualpolarization radiation unit that provides of the utility model;
Fig. 5 is the floor map of the first oscillator location-plate of an embodiment of the broadband dualpolarization radiation unit that provides of the utility model;
Fig. 6 is the floor map of the second oscillator location-plate of an embodiment of the broadband dualpolarization radiation unit that provides of the utility model;
Fig. 7 is the structural representation of an embodiment of the array antenna that provides of the utility model.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
Fig. 1 is the structural representation of an embodiment of the broadband dualpolarization radiation unit that provides of the utility model.Referring to Fig. 1 and Fig. 3, this broadband dualpolarization radiation unit, forms antenna for being installed on reflecting plate 22.This broadband dualpolarization radiation unit comprises: Ba Lun 7, be fixed on the oscillator of two orthogonal polarizations of Ba Lun 7 upper ends, and for the location-plate of fixing described two oscillators; Two oscillators comprise the first oscillator and the second oscillator, and the first oscillator comprises that the first radiation arm 28 and the 3rd radiation arm 30, the second oscillators that are centrosymmetric comprise the second radiation arm 29 and the 4th radiation arm 31 being centrosymmetric; The first radiation arm 28, the second radiation arm 29, the 3rd radiation arm 30 and the 4th radiation arm 31 are the radiation arm of multi-segment structure; Two oscillators are in the same plane; The lower end of Ba Lun 7 is fixed on reflecting plate by base.
Ba Lun 7 is fixed on oscillator lower end, plays the effect of supporting oscillator, also has the effect of chokes simultaneously, contributes to improve radiation efficiency.
Further, each radiation arm comprises: the first inner arm 11, the second inner arm 8, the first outer arm 12 and the second outer arm 4;
The other end that one end of the first inner arm 11 connects Ba Lun 7, the first inner arms 11 connects the first outer arm 12; The other end that one end of the second inner arm 8 connects Ba Lun 7, the second inner arms 8 connects the second outer arm 4;
The angular range that the first inner arm 11 and the second inner arm 8 form is 60 ° ~ 90 °; The angular range that the first outer arm 12 and the second outer arm 4 form is 0 ° ~ 90 °.
The angle that the first outer arm 12 and the second outer arm 4 form is less than the angle of the first inner arm 11 and the second inner arm 8 formations, thereby can obtain wider impedance bandwidth.
In actual production process, can be in required frequency band range the length of flexible the first inner arm 11, the second inner arm 8, the first outer arm 12 and the second outer arm 4, also can regulate the angle of angle, the first outer arm 12 and second outer arm 4 formations of the first inner arm 11 and the second inner arm 8 formations, thereby obtain good impedance matching property.
Preferably, the first inner arm 11, the second inner arm 8, the first outer arm 12 and the second outer arm 4 are made by sheet metal, and thickness range is 1 ~ 3mm, and altitude range is 0.03 ~ 0.06 operation wavelength.
It should be noted that, above embodiment only be take each radiation arm and is had two sections of radiation arms and be described as example.In the middle of concrete enforcement, each radiation arm can have two sections of above radiation arms.
Further, above-mentioned location-plate comprises for clamping the first oscillator location-plate 1 and the second oscillator location-plate 10 of two oscillators; Broadband dualpolarization radiation unit also comprises screw rod 2;
The top of one end that each radiation arm is connected with Ba Lun 7 is provided with projection 3; On the first oscillator location-plate 1, there is the location hole 14 matching with projection 3; On the first oscillator location-plate 1 and the second oscillator location-plate 10, there is the screw 13 running through for screw rod 2;
The first oscillator location-plate 1 is positioned at the top of two oscillators, and the location hole 14 on the first oscillator location-plate 1 clamps with the projection 3 on each radiation arm, and the second oscillator location-plate 10 is positioned at the below of two oscillators; The first oscillator location-plate 1 and the second oscillator location-plate 10 are fastening by screw rod 2, so that two oscillators are fixed between the first oscillator location-plate 1 and the second oscillator location-plate 10.
Screw rod 2 is successively through corresponding screw 13 on the first oscillator location-plate 1 and the second oscillator location-plate 10, and be connected with nut 15, the first oscillator location-plate 1 and the second oscillator location-plate 10 are clipped in the middle two oscillators, have guaranteed the stability of broadband dualpolarization radiation unit integral body.
In one embodiment, the middle part of the second oscillator location-plate 10 offers the through hole passing for Ba Lun 7.During concrete installation, make the bottom of Ba Lun 7 through the through hole on the second oscillator location-plate 10, the second oscillator location-plate 10 is pushed to the below of two oscillators from the bottom of Ba Lun 7, then by screw rod fastening means, the second oscillator location-plate 10 and the first oscillator location-plate 1 that is positioned at two oscillator tops is fastenedly connected.
Preferably, the first oscillator location-plate 1 is that thickness range is sheet or the light face FR4 of 0.5 ~ 3mm, and the scope of dielectric constant is that the shape of the 2 ~ 4.5, first oscillator location-plate 1 can be square, circular or other is irregularly shaped; The second oscillator location-plate 10 is that thickness range is sheet or the light face FR4 of 0.5 ~ 3mm, and the scope of dielectric constant is that the shape of the 2 ~ 4.5, second oscillator location-plate 10 can be square, circular or other is irregularly shaped.The first oscillator location-plate 1 and the second oscillator location-plate 10 adopt medium load mode, have improved standing wave and the isolation of oscillator, thereby have obtained wider impedance and isolation bandwidth.
Further, Ba Lun 7 is column structure, comprises the first wall 24, the second wall 25, the 3rd wall (not marking in accompanying drawing) and wall face (not marking in accompanying drawing); The first wall 24 is relative with the 3rd wall, and the second wall 25 is relative with wall face;
The first inner arm 11a of the first radiation arm is fixed on the upper end of the side of close wall face in the first wall 24, and the second inner arm 8a of the first radiation arm is fixed on the upper end of the side of close the second wall 25 in the first wall 24; The first inner arm 11b of the second radiation arm is fixed on the upper end of the side of close the first wall 24 in the second wall 25, and the second inner arm 8b of the second radiation arm is fixed on the upper end of the side of close the 3rd wall in the second wall; First inner arm (not marking in accompanying drawing) of the 3rd radiation arm is fixed on the upper end of the side of close the second wall 25 in the 3rd wall, and second inner arm (not marking in accompanying drawing) of the 3rd radiation arm is fixed on the upper end of the side of close wall face in the 3rd wall; First inner arm (not marking in accompanying drawing) of the 4th radiation arm is fixed on the upper end of the side of close the 3rd wall in wall face, and second inner arm (not marking in accompanying drawing) of the 4th radiation arm is fixed on the upper end of the side of close the first wall in wall face.
It should be noted that to there is gap between the first wall 24, the second wall 25, the 3rd wall and wall face.The bottom of the first wall 24, the second wall 25, the 3rd wall and wall face is connected and is fixed by base 21, and top guarantees spacing by the first oscillator location-plate 1 and the second oscillator location-plate 10.
The first wall 24 comprises the first cable-through hole 19, the first welding block 9 and the second welding block 5; The first welding block 9 is fixed on the top in the first wall 24 outsides, and the second welding block 9 is fixed on the below in the first wall 24 outsides; The first cable-through hole 19 is positioned at the top of the first welding block 9;
The second wall 25 comprises the second cable-through hole (not marking in accompanying drawing), the 3rd welding block (not marking in accompanying drawing) and the 4th welding block (not marking in accompanying drawing); The 3rd welding block is fixed on the top in the second wall 25 outsides, and the 4th welding block is fixed on the below in the second wall 25 outsides; The second cable-through hole is positioned at the top of the 3rd welding block.
Further, band dual polarization unit also comprises the first coaxial cable 26 and the second coaxial cable 27;
First tubular rivet that pressed on the 3rd wall, the screen of the first coaxial cable 26 is welded on the first welding block 9 and the second welding block 5, and the heart yearn of the first coaxial cable 26, through the first cable-through hole 19, is welded on the first tubular rivet;
Second tubular rivet that pressed on wall face, the screen of the second coaxial cable 27 is welded on the 3rd welding block and the 4th welding block, and the heart yearn of the second coaxial cable 27, through the second cable-through hole, is welded on the second tubular rivet.
It should be noted that, the mode of pressing is here the tubular rivet that presses, and the material of tubular rivet can be that copper or other can welding materials, thereby guarantees that heart yearn and the tubular rivet of the first coaxial cable 26 and the second coaxial cable 27 can reliably weld.
On the second oscillator location-plate 10, also comprise semi-circular hole 17, for passing of the first coaxial cable 26 and the second coaxial cable 27.
Preferably, the first welding fast 9 is that thickness range is copper sheet or the zinc-plated aluminium flake of 0.5 ~ 3mm; The second welding fast 5 is that thickness range is copper sheet or the zinc-plated aluminium flake of 0.5 ~ 3mm; The 3rd welding is that thickness range is copper sheet or the zinc-plated aluminium flake of 0.5 ~ 3mm soon; The 4th welding is that thickness range is copper sheet or the zinc-plated aluminium flake of 0.5 ~ 3mm soon.The mode that welding is fast is installed in employing additional on Ba Lun wall, avoids whole and electroplates, thereby reduced manufacturing cost.
Preferably, the altitude range of the first wall 24, the second wall 25, the 3rd wall and wall face is 0.4 ~ 0.6 operation wavelength; The spacing range of the first wall 24 and the 3rd wall is 0.01 ~ 0.06 operation wavelength, and the spacing range of the second wall 25 and wall face is 0.01 ~ 0.06 operation wavelength.
Further, the bottom of Ba Lun 7 is connected with base 21, and radiation arm, Ba Lun 7 and base 21 are integrated devices.Production method is to adopt aluminium alloy sheet metal process, without plating, makes easy for installationly, and has reduced manufacturing cost.
Preferably, base 21 is connected with reflecting plate 22 by staking mode.It should be noted that, comprise installing hole 6 on base 21, base 21 is connected with reflecting plate 22 in staking mode by installing hole 6.
Reflecting plate 22 is connected with side 16, in actual fabrication process, and can be by regulating the size of side 16 to optimize antenna pattern.
Preferably, between base 21 and reflecting plate 22, also add plastic cement pad.Installing additional of plastic cement pad can obtain good intermodulation index.
Referring to Fig. 7, it is the structural representation of an embodiment of the array antenna that provides of the utility model.This array antenna comprises reflecting plate 22 and is installed in a plurality of broadband dualpolarization radiation units on reflecting plate 22; Wherein, the structure of this broadband dualpolarization radiation unit is identical with the structure of broadband dualpolarization radiation unit in above-described embodiment, at this, is not described in detail.
The outward flange of reflecting plate 22 is connected with side plate 23, is also provided with division board 20 between a plurality of broadband dualpolarization radiation units; Side plate 23 and division board 20 are fixed on reflecting plate 22.
In actual fabrication process, can be by regulating the size of division board 20, side plate 23 and reflecting plate 22 to obtain the array antenna that meets instructions for use.
The broadband dualpolarization radiation unit that the utility model embodiment provides and array antenna, by utilizing the first oscillator location-plate and the second oscillator location-plate that two oscillators are clipped in the middle, guaranteed the stability of broadband dualpolarization radiation unit integral body; The first oscillator location-plate and the second oscillator location-plate adopt medium load mode, improve standing wave and the isolation of oscillator, thereby obtain wider impedance and isolation bandwidth; Radiation arm, Ba Lun and base are one-body molded, adopt the mode that presses, and without plating, have reduced manufacturing cost.
The above is preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the utility model principle; can also make some improvements and modifications, these improvements and modifications are also considered as protection range of the present utility model.

Claims (13)

1. a broadband dualpolarization radiation unit, be used for being installed in and on reflecting plate, form antenna, it is characterized in that, described broadband dualpolarization radiation unit comprises: Ba Lun, be fixed on the oscillator of two orthogonal polarizations of described Ba Lun upper end, and for the location-plate of fixing described two oscillators; Described two oscillators comprise the first oscillator and the second oscillator, and described the first oscillator comprises the first radiation arm and the 3rd radiation arm being centrosymmetric, and described the second oscillator comprises the second radiation arm and the 4th radiation arm being centrosymmetric; Described the first radiation arm, described the second radiation arm, described the 3rd radiation arm and described the 4th radiation arm are the radiation arm of multi-segment structure; Described two oscillators are in the same plane; The lower end of described Ba Lun is fixed on described reflecting plate by base.
2. broadband dualpolarization radiation unit according to claim 1, is characterized in that, each radiation arm comprises: the first inner arm, the second inner arm, the first outer arm and the second outer arm;
One end of described the first inner arm connects described Ba Lun, and the other end of described the first inner arm connects described the first outer arm; One end of described the second inner arm connects described Ba Lun, and the other end of described the second inner arm connects described the second outer arm;
The angular range that described the first inner arm and described the second inner arm form is 60 ° ~ 90 °; The angular range that described the first outer arm and described the second outer arm form is 0 ° ~ 90 °.
3. broadband dualpolarization radiation unit according to claim 2, it is characterized in that, described the first inner arm, described the second inner arm, described the first outer arm and described the second outer arm are made by sheet metal, and thickness range is 1 ~ 3mm, and altitude range is 0.03 ~ 0.06 operation wavelength.
4. broadband dualpolarization radiation unit according to claim 1, is characterized in that, described location-plate comprises for clamping the first oscillator location-plate and the second oscillator location-plate of described two oscillators; Described broadband dualpolarization radiation unit also comprises screw rod;
Each radiation arm is provided with projection with the top of one end that described Ba Lun is connected; On described the first oscillator location-plate, there is the location hole matching with described projection; On described the first oscillator location-plate and described the second oscillator location-plate, there is the screw running through for described screw rod;
Described the first oscillator location-plate is positioned at the top of two oscillators, the location hole on described the first oscillator location-plate and the clamping of the projection on each radiation arm, and described the second oscillator location-plate is positioned at the below of two oscillators; Described the first oscillator location-plate and described the second oscillator location-plate are fastening by described screw rod, so that two oscillators are fixed between described the first oscillator location-plate and described the second oscillator location-plate.
5. broadband dualpolarization radiation unit according to claim 4, is characterized in that, described the first oscillator location-plate is that thickness range is sheet or the light face FR4 of 0.5 ~ 3mm, and the scope of dielectric constant is 2 ~ 4.5; Described the second oscillator location-plate is that thickness range is sheet or the light face FR4 of 0.5 ~ 3mm, and the scope of dielectric constant is 2 ~ 4.5.
6. broadband dualpolarization radiation unit according to claim 1, is characterized in that, described Ba Lun is column structure, comprises the first wall, the second wall, the 3rd wall and wall face; Described the first wall is relative with described the 3rd wall, and described the second wall is relative with described wall face;
The first inner arm of described the first radiation arm is fixed on the upper end of the side of close described wall face in described the first wall, and the second inner arm of described the first radiation arm is fixed on the upper end of the side of close described the second wall in described the first wall; The first inner arm of described the second radiation arm is fixed on the upper end of the side of close described the first wall in described the second wall, and the second inner arm of described the second radiation arm is fixed on the upper end of the side of close described the 3rd wall in described the second wall; The first inner arm of described the 3rd radiation arm is fixed on the upper end of the side of close described the second wall in described the 3rd wall, and the second inner arm of described the 3rd radiation arm is fixed on the upper end of the side of close described wall face in described the 3rd wall; The first inner arm of described the 4th radiation arm is fixed on the upper end of the side of close described the 3rd wall in described wall face, and the second inner arm of described the 4th radiation arm is fixed on the upper end of the side of close described the first wall in described wall face;
Described the first wall comprises the first cable-through hole, the first welding block and the second welding block; Described the first welding block is fixed on the top in described the first wall outside, and described the second welding block is fixed on the below in described the first wall outside; Described the first cable-through hole is positioned at the top of described the first welding block;
Described the second wall comprises the second cable-through hole, the 3rd welding block and the 4th welding block; Described the 3rd welding block is fixed on the top in described the second wall outside, and described the 4th welding block is fixed on the below in described the second wall outside; Described the second cable-through hole is positioned at the top of described the 3rd welding block.
7. broadband dualpolarization radiation unit according to claim 6, is characterized in that, described band dual polarization unit also comprises the first coaxial cable and the second coaxial cable;
The first tubular rivet has pressed on described the 3rd wall, the screen of described the first coaxial cable is welded on described the first welding block and described the second welding block, the heart yearn of described the first coaxial cable, through described the first cable-through hole, is welded on described the first tubular rivet;
The second tubular rivet has pressed on described wall face, the screen of described the second coaxial cable is welded on described the 3rd welding block and described the 4th welding block, the heart yearn of described the second coaxial cable, through described the second cable-through hole, is welded on described the second tubular rivet.
8. broadband dualpolarization radiation unit according to claim 7, is characterized in that, described the first welding is that thickness range is copper sheet or the zinc-plated aluminium flake of 0.5 ~ 3mm soon; Described the second welding is that thickness range is copper sheet or the zinc-plated aluminium flake of 0.5 ~ 3mm soon; Described the 3rd welding is that thickness range is copper sheet or the zinc-plated aluminium flake of 0.5 ~ 3mm soon; Described the 4th welding is that thickness range is copper sheet or the zinc-plated aluminium flake of 0.5 ~ 3mm soon.
9. broadband dualpolarization radiation unit according to claim 6, is characterized in that, the altitude range of described the first wall, described the second wall, described the 3rd wall and described wall face is 0.4 ~ 0.6 operation wavelength; The spacing range of described the first wall and described the 3rd wall is 0.01 ~ 0.06 operation wavelength, and the spacing range of described the second wall and described wall face is 0.01 ~ 0.06 operation wavelength.
10. broadband dualpolarization radiation unit according to claim 1, is characterized in that, the bottom of described Ba Lun is connected with base, and described radiation arm, described Ba Lun and described base are integrated devices.
11. broadband dualpolarization radiation units according to claim 10, is characterized in that, described base is connected with described reflecting plate by staking mode.
12. broadband dualpolarization radiation units according to claim 11, is characterized in that, between described base and described reflecting plate, also add plastic cement pad.
13. 1 kinds of array antennas, is characterized in that, comprise reflecting plate and are installed in a plurality of broadband dualpolarization radiation units on described reflecting plate; Described broadband dualpolarization radiation unit is the broadband dualpolarization radiation unit as described in any one in claim 1 to 12;
The outward flange of described reflecting plate is provided with side plate, between described a plurality of broadband dualpolarization radiation units, is also provided with division board; Described side plate and described division board are fixed on described reflecting plate.
CN201320774944.5U 2013-11-29 2013-11-29 Broadband dual-polarized radiation unit and array antenna Expired - Fee Related CN203589201U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103618128A (en) * 2013-11-29 2014-03-05 广州杰赛科技股份有限公司 Antenna and array antenna
CN105514617A (en) * 2016-01-15 2016-04-20 江苏亨鑫无线技术有限公司 Mounting structure for flatly laying isolation bars on reflection plate
CN106532241A (en) * 2016-12-29 2017-03-22 江苏亚信电子科技有限公司 Low-frequency oscillator of dual-polarized broadband antenna

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103618128A (en) * 2013-11-29 2014-03-05 广州杰赛科技股份有限公司 Antenna and array antenna
CN103618128B (en) * 2013-11-29 2016-02-10 广州杰赛科技股份有限公司 Antenna and array antenna
CN105514617A (en) * 2016-01-15 2016-04-20 江苏亨鑫无线技术有限公司 Mounting structure for flatly laying isolation bars on reflection plate
CN106532241A (en) * 2016-12-29 2017-03-22 江苏亚信电子科技有限公司 Low-frequency oscillator of dual-polarized broadband antenna
CN106532241B (en) * 2016-12-29 2023-12-05 江苏亚信电子科技有限公司 Dual-polarized broadband antenna low-frequency oscillator

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