CN207353473U - A kind of multifrequency antenna - Google Patents
A kind of multifrequency antenna Download PDFInfo
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- CN207353473U CN207353473U CN201720885397.6U CN201720885397U CN207353473U CN 207353473 U CN207353473 U CN 207353473U CN 201720885397 U CN201720885397 U CN 201720885397U CN 207353473 U CN207353473 U CN 207353473U
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- 230000005855 radiation Effects 0.000 claims description 8
- 238000003491 array Methods 0.000 abstract description 6
- 238000005457 optimization Methods 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 4
- 238000013461 design Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
- 230000001413 cellular effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a kind of multifrequency antenna, including at least the first high frequency antenna array and the first low frequency antenna array, first high frequency antenna array includes some first high frequency radiating elements, first low frequency antenna array includes some first low frequency radiating elements, first high frequency antenna array and the first low frequency antenna array are coaxially disposed, the first low frequency radiating element of which part or the dislocation arrangement of the first high frequency radiating element of part form interference radiating element, the utility model is arranged by array optimization, the effective size and weight for reducing multifrequency antenna, also ensure the good radiance of different arrays at the same time, bring great convenience for tower installation on antenna.
Description
Technical field
It the utility model is related to a kind of base-station antenna array, more particularly to a kind of multifrequency antenna.
Background technology
With the development of mobile communication technology, as the antenna for base station of wireless access system, substitute also with communication system
And improve, the performance of antenna system directly affects the overall performance of whole wireless network, and at present, more net operations have become operation
The requirement that scene also proposes antenna for base station higher, internetworking coexists in the theme of business's network Development, the more nets gradually shown
Can key point also from meeting that voice covering develops into and meet high capacity data demand, for compatible a variety of communication standards, multifrequency
Dual polarized antenna is by large-scale use.And with the sharply increasing of base station number, the diminution of cellular cell radius, new site
The problems such as addressing is difficult increasingly shows, and this requires antenna for base station accelerates the evolution to multifrequency, miniaturization.
In order to which interior realization meets the identical or different aerial array that works in of performance requirement, existing skill in a limited space
A kind of scheme in art is to widen reflecting plate width, and double frequency or more is realized using two or more aerial arrays of horizontal arrangement
Frequency antenna, but when number of arrays increase, directly spatially increase array arrangement, so directly result in antenna size and weight
Be multiplied, antenna size and weight increase, on antenna tower installation bring great difficulty, considerably increase operator into
This, in addition, front face area directly increases, the serious reliability for reducing antenna on tower.
Therefore support the optimization design of the miniature antenna, especially multi-band array antenna of multisystem work, just become
The main direction of development of antenna for base station.
Utility model content
The utility model aim be in order to overcome the deficiencies of the prior art and provide a kind of miniaturization of array optimization arrangement,
A kind of and lower-cost multifrequency antenna.
To reach above-mentioned purpose, the utility model proposes following technical solution：A kind of multifrequency antenna, the multifrequency antenna is extremely
Include the first high frequency antenna array and the first low frequency antenna array less, the first high frequency antenna array includes some first high frequencies
Radiating element, first low frequency antenna array include some first low frequency radiating elements, the first high frequency antenna array and
First low frequency antenna array is coaxially disposed, and the first low frequency radiating element of which part or the first high frequency radiating element of part are wrong
Position arrangement forms interference radiating element.
Preferably, the interference radiating element is the first low frequency radiating element, at least one first low frequency radiation list
Member is arranged on two adjacent the first high frequency radiating element centre positions.
Preferably, the interference radiating element and the first adjacent high frequency radiating element arranged radially.
Preferably, the interference radiating element is the first low frequency radiating element, per two adjacent the first low frequency radiation lists
First axial direction spacing is d2, is d1 per two adjacent the first high frequency radiating element axial direction spacing, d2 is 2.5 times of d1.
Preferably, the multifrequency antenna further includes the second high frequency antenna array, if the second high frequency antenna array includes
Dry second high frequency radiating element, at least one interference radiating element are arranged on the first high frequency radiating element adjacent thereto and the
Two high frequency radiating element centre positions.
Preferably, the multifrequency antenna further includes the 3rd high frequency antenna array, the 3rd high frequency antenna array with it is described
Second high frequency antenna array is arranged in the both sides of the first high frequency antenna array, and the 3rd high frequency antenna array includes
Several the 3rd high frequency radiating elements, it is at least one interference radiating element be arranged on the first high frequency radiating element adjacent thereto and
3rd high frequency radiating element centre position.
Preferably, the interference radiating element is the first high frequency radiating element, at least one first high frequency radiation list
Member is arranged on two adjacent the first low frequency radiating element centre positions.
Preferably, the interference radiating element and the first adjacent low frequency radiating element arranged radially.
Preferably, the multifrequency antenna further includes the second low frequency antenna array, if second low frequency antenna array includes
Dry second low frequency radiating element, at least one interference radiating element are arranged on the first low frequency radiating element adjacent thereto and the
Two low frequency radiating element centre positions.
Preferably, the interference radiating element includes the first interference radiating element and the second interference radiating element, and described the
One interference radiating element and the second interference radiating element dislocation are arranged in the first high frequency antenna array or first low frequency
The both sides of the coaxial place axis of aerial array.
By aerial array optimization design, the effective size and weight for reducing multifrequency antenna, goes back the utility model at the same time
It can guarantee that the good radiance of different arrays, bring great convenience for tower installation on antenna；While multi-frequency multi-mode technology
With can play good dilatation, lift user experience.
Brief description of the drawings
Fig. 1 is one schematic diagram of the utility model embodiment；
Fig. 2 is two schematic diagram of the utility model embodiment；
Fig. 3 is three schematic diagram of the utility model embodiment；
Fig. 4 is five schematic diagram of the utility model embodiment.
Reference numeral：1st, the first low frequency antenna array, the 11, first low frequency radiating element, 111,112, interference radiating element,
2nd, the first high frequency antenna array, the 21, first high frequency radiating element, the 3, second high frequency antenna array, the 31, second high frequency radiation list
Member, the 4, the 3rd high frequency antenna array, the 41, the 3rd high frequency radiating element.
Embodiment
Carried out below with reference to the technique effect of the design of embodiment and attached drawing to the utility model, concrete structure and generation
Clearly and completely describe, to be completely understood by the purpose of this utility model, feature and effect.
The utility model multi-frequency array antenna includes at least a row low frequency antenna array and a row high frequency antenna array, each column
Aerial array includes some radiating elements, wherein part HF array radiating element is coaxial with low frequency array radiating element, altogether
Interfere radiating element to misplace along axisymmetrical in array axis to arrange, the design of the utility model multifrequency array optimization can effectively reduce
Antenna size, while ensure that antenna has good performance.
Fig. 1 shows a kind of three row HF array and the arrangement of a row low frequency array, specifically includes the first low frequency day
Linear array 1, the first high frequency antenna array 2, the second high frequency antenna array 3 and the 3rd high frequency antenna array 4, the second high frequency antenna battle array
3 and the 3rd high frequency antenna array 4 of row is arranged in the both sides of the first high frequency antenna array 2, and the first low frequency antenna array 1 includes
Some first low frequency radiating elements 11, the first high frequency antenna array 2 include some first high frequency radiating elements 21, the second high frequency day
Linear array 3 includes some second high frequency radiating elements 31, and the 3rd high frequency antenna array 4 includes some 3rd high frequency radiating elements
41.Wherein, first low frequency antenna array 1 and the first high frequency antenna array 2 are coaxially disposed, two row radiating elements arrangement
On the same axis, the first low frequency radiating element of which part dislocation arrangement forms interference radiating element 111,112.
Specifically, first low frequency radiating element 11 (including interference radiating element 111,112) is equidistant in the axial direction
From interval setting, the first low frequency radiating element 11 of non-interfering unit is arranged on two adjacent the first high frequency radiations in the axial direction
21 centre position of unit, the interference radiating element 111 of dislocation are radially disposed in the first high frequency radiating element adjacent thereto
21 and the centre position of the second high frequency radiating element 31 adjacent thereto, interference radiating element 112 be radially disposed with its
The first adjacent high frequency radiating element 21 and the centre position of the second high frequency radiating element 41 adjacent thereto, interfere radiating element
Left and right is staggered to misplace and is arranged successively, and as shown in Fig. 1, the 3rd interference radiating element dislocation is arranged in coaxial line from top to bottom
Left side, the 5th interference radiating element dislocation is arranged in the right side of coaxial line, wherein respectively interference radiating element is from coaxial line
Distance is consistent, and realization is arranged symmetrically.
Furthermore, as shown in Figure 1, being d2 per two adjacent the first low frequency radiating element axial direction spacing, per phase
Two adjacent the first high frequency radiating element axial direction spacing are d1, d2=2.5*d1, this to can be designed so that each non-interfering spoke
The first low frequency radiating element for penetrating unit is arranged on the centre position of two the first adjacent high frequency radiating elements in the axial direction,
Position can bias the first low frequency radiating element into line misregistration when overlapping.
Above-described embodiment one is the preferred embodiment of the utility model, as two structure of the utility model embodiment with it is above-mentioned
Embodiment is basically identical, is two row HF arrays 2,3 and a row low frequency array 1 (as shown in Figure 2), its difference with embodiment one
It is to reduce the second high frequency antenna array or the 3rd high frequency antenna array, interference radiating element 111,112 still misplaces biasing.
As embodiment three, the utility model can also be arranged as 1 (such as Fig. 3 of single-row HF array 2 and single-row low frequency array
It is shown), the difference with embodiment one is to delete the second high frequency antenna array and the 3rd high frequency antenna array from array arrangement,
Interfere the dislocation biasing of radiating element 111,112.
As example IV, difference lies in multiple row low frequency array can also be arranged in the present embodiment with above-described embodiment.
As embodiment five, difference lies in interference radiating element is high frequency radiating element, will be above-mentioned with the various embodiments described above
Each embodiment medium-high frequency aerial array is replaced into low frequency antenna array arrangement, and low frequency antenna array is replaced into the various embodiments described above
High frequency antenna array is arranged, the first high frequency antenna array and the coaxial setting of the first low frequency antenna array is realized, as high frequency radiation
Symmetrical dislocation arrangement, other structures are consistent successively for the interference radiating element of unit.Illustratively, as shown in figure 4, Fig. 4 is shown
The arrangement of three row HF array and a row low frequency array a kind of, specifically includes the first low frequency antenna array 1, the first high frequency
Aerial array 2, the second high frequency antenna array 3 and the 3rd high frequency antenna array 4, the second high frequency antenna array 3 and the 3rd high frequency day
Linear array 4 is arranged in the both sides of the first high frequency antenna array 2, and the first low frequency antenna array 1 includes some first low frequency spokes
Penetrate unit, the first high frequency antenna array 2 includes some first high frequency radiating elements, and the second high frequency antenna array 3 includes some the
Two high frequency radiating elements, the 3rd high frequency antenna array 4 include some 3rd high frequency radiating elements.Wherein, the first low frequency day
Linear array 1 and the first high frequency antenna array 2 are coaxially disposed, and two row radiating elements are arranged on the same axis, which part
The dislocation arrangement of first high frequency radiating element forms interference radiating element 211,212.
The utility model aerial array optimization structure be suitable for mLnH (m=1,2 ...；N=1,2 ...) series multifrequency antenna
Array arrangement, it is effective to reduce the size and weight of multifrequency antenna, while also ensure the good radiance of different arrays.My god
The reduction of the size and weight of line, can be that tower installation brings great convenience on antenna；The utilization of multi-frequency multi-mode technology at the same time, can
To play good dilatation, user experience is lifted.
Embodiment described above only expresses specific embodiment of the present utility model, its description is more specific and detailed,
But it should not be interpreted as limiting the scope of the present invention.It should be pointed out that for the common of this area
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (10)
1. a kind of multifrequency antenna, it is characterised in that the multifrequency antenna includes at least the first high frequency antenna array and the first low frequency
Aerial array, the first high frequency antenna array include some first high frequency radiating elements, the first low frequency antenna array bag
Some first low frequency radiating elements are included, the first high frequency antenna array and first low frequency antenna array are coaxially disposed, its
Middle the first low frequency radiating element of part or the first high frequency radiating element of part dislocation arrangement forms interference radiating element.
2. multifrequency antenna according to claim 1, it is characterised in that the interference radiating element is the first low frequency radiation list
Member, at least one first low frequency radiating element are arranged on two adjacent the first high frequency radiating element centre positions.
3. multifrequency antenna according to claim 2, it is characterised in that the interference radiating element and the first adjacent high frequency
Radiating element arranged radially.
4. multifrequency antenna according to claim 1 or 2, it is characterised in that the interference radiating element is the first low frequency spoke
Unit is penetrated, is d2 per two adjacent the first low frequency radiating element axial direction spacing, per two adjacent the first high frequency radiating elements
Axial spacing is d1, and d2 is 2.5 times of d1.
5. multifrequency antenna according to claim 2, it is characterised in that the multifrequency antenna further includes the second high frequency antenna battle array
Row, the second high frequency antenna array include several second high frequency radiating elements, and at least one interference radiating element is arranged on
First high frequency radiating element adjacent thereto and the second high frequency radiating element centre position.
6. multifrequency antenna according to claim 5, it is characterised in that the multifrequency antenna further includes the 3rd high frequency antenna battle array
Row, the 3rd high frequency antenna array are arranged in the first high frequency antenna array with the second high frequency antenna array
Both sides, the 3rd high frequency antenna array include several the 3rd high frequency radiating elements, and at least one interference radiating element is set
In the first high frequency radiating element adjacent thereto and the 3rd high frequency radiating element centre position.
7. multifrequency antenna according to claim 1, it is characterised in that the interference radiating element is the first high frequency radiation list
Member, at least one first high frequency radiating element are arranged on two adjacent the first low frequency radiating element centre positions.
8. multifrequency antenna according to claim 7, it is characterised in that the interference radiating element and the first adjacent low frequency
Radiating element arranged radially.
9. multifrequency antenna according to claim 7, it is characterised in that the multifrequency antenna further includes the second low-frequency antenna battle array
Row, second low frequency antenna array include several second low frequency radiating elements, and at least one interference radiating element is arranged on
First low frequency radiating element adjacent thereto and the second low frequency radiating element centre position.
10. multifrequency antenna according to claim 1, it is characterised in that the interference radiating element includes the first interference spoke
Unit and the second interference radiating element are penetrated, the first interference radiating element and the second interference radiating element dislocation are arranged in described
The both sides of first high frequency antenna array or the coaxial place axis of first low frequency antenna array.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720885397.6U CN207353473U (en) | 2017-07-20 | 2017-07-20 | A kind of multifrequency antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720885397.6U CN207353473U (en) | 2017-07-20 | 2017-07-20 | A kind of multifrequency antenna |
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| Publication Number | Publication Date |
|---|---|
| CN207353473U true CN207353473U (en) | 2018-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720885397.6U Active CN207353473U (en) | 2017-07-20 | 2017-07-20 | A kind of multifrequency antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207353473U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114024143A (en) * | 2021-09-18 | 2022-02-08 | 中国电子科技集团公司第二十九研究所 | A Composite Array Method Based on Small Aperture Ultra-Broadband Linear Array Interferometer |
-
2017
- 2017-07-20 CN CN201720885397.6U patent/CN207353473U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114024143A (en) * | 2021-09-18 | 2022-02-08 | 中国电子科技集团公司第二十九研究所 | A Composite Array Method Based on Small Aperture Ultra-Broadband Linear Array Interferometer |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: Kunshan Dianshan Lake Town City Suzhou city Jiangsu province 215345 Shen road, No. 6 Patentee after: Rosenberg Technology Co.,Ltd. Address before: Suzhou City, Jiangsu province 215300 city of Kunshan province Shen Jiangsu Dianshan Lake Town Road No. 6 Patentee before: ROSENBERGER TECHNOLOGY ( KUNSHAN) Co.,Ltd. |
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| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 215300 No.6 Shen'an Road, Dianshanhu Town, Kunshan City, Suzhou City, Jiangsu Province Patentee after: ProLogis Communication Technology (Suzhou) Co.,Ltd. Address before: 215345 No. 6 Shen'an Road, Dianshan Lake Town, Kunshan City, Suzhou City, Jiangsu Province Patentee before: Rosenberg Technology Co.,Ltd. |