CN208873879U - A kind of miniaturization wideband rectangle transmission distance antenna - Google Patents
A kind of miniaturization wideband rectangle transmission distance antenna Download PDFInfo
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- CN208873879U CN208873879U CN201821595556.XU CN201821595556U CN208873879U CN 208873879 U CN208873879 U CN 208873879U CN 201821595556 U CN201821595556 U CN 201821595556U CN 208873879 U CN208873879 U CN 208873879U
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- subarray
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- cell array
- power division
- transmission distance
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Abstract
The utility model discloses a kind of miniaturization wideband rectangle transmission distance antenna, is related to mobile communication technology field, including metallic reflection plate and the radiation cell array being mounted in metallic reflection plate, vertical power division network and horizontal power division network；Radiation cell array includes at least subarray in five-element's horizontal direction, and subarray includes at least five radiating elements in each horizontal direction；Radiating element is broadband radiating unit, and working band range is 1710MHz~2690MHz；Vertical power division network has two groups, and every group respectively corresponds radiation cell array two polarization；Horizontal power division network has two groups, and every group respectively corresponds radiation cell array two polarization；The utility model can be achieved within the scope of 1710MHz~2690MHz working band: horizontal plane and vertical plane 3dB beam angle are between 39 ° to 54 °, and from 3dB to 20dB, less than 25 °, minor level is less than 20dB at power fall down angle；Ensure to fall fastly with rectangle Oriented Graphics with Assigned Form, Sidelobe while, realize a kind of broadband small in volume and lower cost solution.
Description
Technical field
The utility model relates to antenna for base station mobile communication technology field more particularly to a kind of miniaturization wideband rectangle figurations
Array antenna.
Background technique
Antenna for base station is the basis of mobile communication, is the important component of mobile communication.Antenna for base station is answered in different
It is different to performance requirement with scene, it is therefore desirable to make corresponding antenna for different application scenarios, be moved with improving
The quality of dynamic communication.
It is needed in the region of some traffic-intensives to meet the needs of mobile data flow is in explosive growth
The quality of communication is largely met the needs of users and improved using spatial reuse.It is specific in raising that this requires antenna figurations
While the coverage strength in region, also to reduce the interference between adjacent area.
Currently in order to the problem of adjacent area is interfered when eliminating subregion covering, existing technology is obtained using amplitude weighting figuration
Approximate rectangular single main-lobe shaping antenna is obtained, this figuration mode main beam lobe outside half-power angle, which has, to be fallen rapidly
The characteristics of, the interference of neighboring interval can be effectively reduced.Such as application No. is 201510936949.7 " rectangle shaped aerial array ",
Application No. is 201510705631.8 " a kind of wideband array antenna ", both the above scheme is using the figuration mode.Though
So scheme disclosed in " rectangle shaped aerial array " is realized by circular arrangement and reduces oscillator quantity, so that reaching reduces cost
Purpose, but be limited to the limitation of bandwidth itself, can only work in 2300MHz~2700MHz frequency range.And a kind of " wideband
Array antenna " disclosed in be then by combiner in scheme by two frequency ranges of 1710MHz-2170MHz and 2300MHz-2690MHz
Array be combined, although realizing wideband work, cause that array radiation number of unit is more, front is larger simultaneously,
So that antenna overall dimensions are bigger than normal, preponderance, are unfavorable for a series of problems, such as installation erection and cost are excessively high.
Utility model content
The utility model provides a kind of miniaturization wideband rectangle transmission distance antenna for prior art problem, this is practical
Novel to may be implemented within the scope of 1710-2690MHz working band: horizontal plane and vertical plane 3dB beam angle are 39 ° to 54 °
Between, from 3dB to 20dB, less than 25 °, minor level is less than 20dB at power fall down angle.Ensure it is fast with rectangle Oriented Graphics with Assigned Form
Fall, Sidelobe the advantages of while, the utility model realizes a kind of broadband, small in size, light-weight and low cost side
Case.
To achieve the goals above, the utility model proposes a kind of miniaturization wideband rectangle transmission distance antennas, including gold
Radiation cell array, vertical power division network and the horizontal power division network for belonging to reflecting plate and being mounted in metallic reflection plate；Wherein,
The radiation cell array includes at least the subarray in five-element's horizontal direction, the submatrix in each horizontal direction
Column include at least five radiating elements；The radiating element is broadband radiating unit, working band range are as follows: 1710MHz~
2690MHz；
The vertical power division network has two groups, and every group of two for respectively corresponding radiation cell array polarize；
The horizontal power division network has two groups, and every group of two for respectively corresponding radiation cell array polarize.
Preferably, the subarray in the horizontal direction, at least radiating element in a line subarray and other rows
The feed of radiating element in subarray is contrary.
Preferably, the vertical power division network includes an input port and multiple output ports, the output end
The number of mouth is identical as the radiating element number of the subarray in vertical direction.
Preferably, the horizontal power division network includes an input port and multiple output ports, the output end
The number of mouth is identical as the subarray number in horizontal direction.
Preferably, the oscillator in the subarray in every row horizontal direction is arranged along horizontal reference line, in every row subarray
The heart is in same perpendicular to where the row on the straight line of horizontal reference line.
Preferably, the submatrix column pitch in the horizontal direction of adjacent rows is 0.4~0.7 times of operation wavelength, in subarray
Two neighboring radiating element spacing be 0.4~0.7 times of operation wavelength.
The utility model proposes a kind of miniaturization wideband rectangle transmission distance antennas, have the advantages that
The antenna includes metallic reflection plate and the radiation cell array being mounted in metallic reflection plate, vertical power division network
With horizontal power division network；Radiation cell array includes at least subarray in five-element's horizontal direction, subarray in each horizontal direction
Including at least five radiating elements；Radiating element is broadband radiating unit, and working band range is 1710MHz~2690MHz；It hangs down
Straight power division network has two groups, and every group of two for respectively corresponding radiation cell array polarize；Horizontal power division network has two groups, every component
Two polarization of radiation cell array are not corresponded to；The utility model can be real within the scope of 1710MHz~2690MHz working band
Existing: horizontal plane and vertical plane 3dB beam angle are between 39 ° to 54 °, and from 3dB to 20dB, power fall down angle is less than 25 °, minor lobe
Level is less than 20dB；Ensure to fall fastly with rectangle Oriented Graphics with Assigned Form, Sidelobe while, realize a kind of broadband, it is small in size,
Light-weight and lower cost solution.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the miniaturization wideband rectangle transmission distance antenna schematic diagram in a kind of embodiment of the utility model；
Fig. 2 is the rectangle transmission distance layout in a kind of embodiment of the utility model；
Fig. 3 is the antenna face view in a kind of embodiment of the utility model；
The two-dimensional directional figure that Fig. 4 is the working frequency in a kind of embodiment of the utility model when being 1710MHz；
The two-dimensional directional figure that Fig. 5 is the working frequency in a kind of embodiment of the utility model when being 2300MHz；
The two-dimensional directional figure that Fig. 6 is the working frequency in a kind of embodiment of the utility model when being 2690MHz；
Symbol description:
100- radiation cell array；The vertical power division network of 200-；The horizontal power division network of 300-；101- radiating element；1011-
The 1st radiating element of each column；The 2nd radiating element of 1012- each column；The 3rd radiating element of 1013- each column；The radiation of 1014- each column the 4th is single
Member；The 5th radiating element of 1015- each column；Every the 1st radiating element of row of 1021-；Every the 2nd radiating element of row of 1022-；The every row of 1023-
3 radiating elements；Every the 4th radiating element of row of 1024-；Every the 5th radiating element of row of 1025-；Five road power splitter of 201-；103- metal is anti-
Penetrate plate；102- last item oscillator；
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, fall within the protection scope of the utility model.
It is to be appreciated that if related in the utility model embodiment directionality instruction (such as upper and lower, left and right, it is preceding,
Afterwards ...), then directionality instruction is only used for explaining opposite between each component under a certain particular pose (as shown in the picture)
Positional relationship, motion conditions etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.
In addition, if relating to the description of " first ", " second " etc. in the utility model embodiment, " first ", " the
Two " etc. description is used for description purposes only, and is not understood to indicate or imply its relative importance or is implicitly indicated meaning
The quantity of the technical characteristic shown." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one
A this feature.It in addition, the technical solution between each embodiment can be combined with each other, but must be with ordinary skill
Based on personnel can be realized, this technical side will be understood that when the combination of technical solution appearance is conflicting or cannot achieve
The combination of case is not present, also not within the protection scope of the requires of the utility model.
The utility model proposes a kind of miniaturization wideband rectangle transmission distance antennas；
In a kind of preferred embodiment of the utility model, as shown in Figure 1, including metallic reflection plate and being mounted on metallic reflection plate
On radiation cell array 100, vertical power division network 200 and horizontal power division network 300；Wherein,
In the utility model embodiment, as shown in Figure 1, radiation cell array 100 includes the submatrix in five-element's horizontal direction
It arranges, the subarray in each horizontal direction includes five radiating elements 101；The radiating element 101 is broadband radiating unit, work
Make frequency range are as follows: 1710MHz~2690MHz；
In the utility model embodiment, as shown in Fig. 2, vertical interval d1 and horizontal space d2 phase between radiating element 101
Deng d1=d2=75mm；In the subarray of each column, the 1st radiating element 1011 of each column, the 2nd radiating element 1012 of each column with it is every
Arrange the 3rd radiating element 1013, the 4th radiating element 1014 of each column, the 5th radiating element 1015 of each column feed direction 180 ° of phases of difference
Distribution；In the subarray of every a line, every the 1st radiating element 1021 of row, the 2nd radiating element 1022 of every row, the 3rd radiating element of every row
1023 differ 180 ° of phase distributions with every the 4th radiating element 1024 of row, the 5th radiating element 1025 of every row feed direction；
In a kind of preferred embodiment of the utility model, the oscillator in subarray in every row horizontal direction is along horizontal reference line
Arrangement, the center of every row subarray is in same perpendicular to where the row on the straight line of horizontal reference line.
In a kind of preferred embodiment of the utility model, as shown in Figure 1, vertical power division network 200 has two groups, vertical function subnetting
Network 200 includes an input port and five output ports, and every group of vertical power divider network 200 is respectively by five five tunnels not equal part
Power splitter composition, every group of vertical power divider network 200 respectively correspond one of antenna polarization, each five road power splitter 201 it is defeated
Outlet is connected with the same polarization of a column radiating element respectively.
In a kind of preferred embodiment of the utility model, as shown in Figure 1, the horizontal power division network 300 has two groups, level
Power division network include an input port and five output ports, every group of horizontal power divider network 300 respectively by five tunnels not
Equal part power splitter composition, the input terminal of the output end of power splitter power division network vertical with one group respectively are connected.
In a kind of preferred embodiment of the utility model, as shown in figure 3, including metallic reflection plate 103, it is fixed on metallic reflection
Last item oscillator 102 on plate 103, the oscillator are ± 45 ° radiating elements of the work in 1710-2690MHz.
In the utility model embodiment, Fig. 4, Fig. 5, Fig. 6 be respectively the embodiment actual test obtain 1710MHz,
The two-dimensional directional figure of 2300MHz and 2690MHz, in which: the horizontal plane 3dB wave width of 1710MHz is 54 °, 20dB wave width is 99 °,
Main beam ± 90 ° near-in sidelobe is suppressed to 24dB, and vertical plane 3dB wave width is 53 °, 20dB wave width is 98 °, other in main beam ± 90 °
Valve is suppressed to 25dB；The horizontal plane 3dB wave width of 2300MHz is 45 °, 20dB wave width is 74 °, main beam ± 90 ° near-in sidelobe inhibits
For 21dB, vertical plane 3dB wave width is 45 °, 20dB wave width is 74 °, main beam ± 90 ° near-in sidelobe is suppressed to 23dB；2690MHz's
Horizontal plane 3dB wave width is 40 °, 20dB wave width is 64 °, main beam ± 90 ° near-in sidelobe is suppressed to 23dB, and vertical plane 3dB wave width is
39 °, 20dB wave width be 63 °, main beam ± 90 ° near-in sidelobe be suppressed to 24dB.
The above is only the preferred embodiment of the present invention, and therefore it does not limit the scope of the patent of the utility model,
Under all utility models in the utility model are conceived, equivalent structure made based on the specification and figures of the utility model
Transformation, or be used in other related technical areas directly, indirectly and be included in the scope of patent protection of the utility model.
Claims (6)
1. a kind of miniaturization wideband rectangle transmission distance antenna, which is characterized in that including metallic reflection plate and to be mounted on metal anti-
Penetrate radiation cell array, vertical power division network and the horizontal power division network on plate；Wherein,
The radiation cell array includes at least the subarray in five-element's horizontal direction, and the subarray in each horizontal direction is extremely
It less include five radiating elements；The radiating element is broadband dualpolarization radiation unit, working band range are as follows: 1710MHz~
2690MHz；
The vertical power division network has two groups, and every group of two for respectively corresponding radiation cell array polarize；
The horizontal power division network has two groups, and every group of two for respectively corresponding radiation cell array polarize.
2. miniaturization wideband rectangle transmission distance antenna according to claim 1, which is characterized in that the horizontal direction
On subarray, at least feed direction phase of the radiating element in a line subarray and the radiating element in other row subarrays
Instead.
3. miniaturization wideband rectangle transmission distance antenna according to claim 1, which is characterized in that the vertical function point
Network includes an input port and multiple output ports, the subarray in the number and vertical direction of the output port
Radiating element number is identical.
4. miniaturization wideband rectangle transmission distance antenna according to claim 1, which is characterized in that the horizontal function point
Network includes an input port and multiple output ports, the subarray in the number and horizontal direction of the output port
Number is identical.
5. miniaturization wideband rectangle transmission distance antenna according to claim 1, which is characterized in that in every row horizontal direction
Subarray in oscillator arranged along horizontal reference line, the center of every row subarray is joined in same perpendicular to horizontal where the row
It examines on the straight line of line.
6. miniaturization wideband rectangle transmission distance antenna according to claim 1, which is characterized in that the level of adjacent rows
Submatrix column pitch on direction is 0.4~0.7 times of operation wavelength, the two neighboring radiating element spacing in subarray is 0.4~
0.7 times of operation wavelength.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821595556.XU CN208873879U (en) | 2018-09-29 | 2018-09-29 | A kind of miniaturization wideband rectangle transmission distance antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821595556.XU CN208873879U (en) | 2018-09-29 | 2018-09-29 | A kind of miniaturization wideband rectangle transmission distance antenna |
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| Publication Number | Publication Date |
|---|---|
| CN208873879U true CN208873879U (en) | 2019-05-17 |
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| CN201821595556.XU Active CN208873879U (en) | 2018-09-29 | 2018-09-29 | A kind of miniaturization wideband rectangle transmission distance antenna |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109273828A (en) * | 2018-09-29 | 2019-01-25 | 广东博纬通信科技有限公司 | A kind of miniaturization wideband rectangle transmission distance antenna |
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2018
- 2018-09-29 CN CN201821595556.XU patent/CN208873879U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109273828A (en) * | 2018-09-29 | 2019-01-25 | 广东博纬通信科技有限公司 | A kind of miniaturization wideband rectangle transmission distance antenna |
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