CN205944409U - Low -frequency radiation unit , antenna and multifrequency common antenna - Google Patents
Low -frequency radiation unit , antenna and multifrequency common antenna Download PDFInfo
- Publication number
- CN205944409U CN205944409U CN201620863264.4U CN201620863264U CN205944409U CN 205944409 U CN205944409 U CN 205944409U CN 201620863264 U CN201620863264 U CN 201620863264U CN 205944409 U CN205944409 U CN 205944409U
- Authority
- CN
- China
- Prior art keywords
- radiating element
- low frequency
- frequency radiating
- antenna
- reflection plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Aerials With Secondary Devices (AREA)
Abstract
The utility model provides a low -frequency radiation unit, including two electrode couples and four couples of feed ba lun being connected with four dipoles, every dipole includes a pair of radiation arm, and every radiation arm includes interconnect's first end and second end, whenever includes the support column of two symmetries and nonparallel to feed balun, the support column include the vertical section be connected with first end, follow radiate the arm orientation make progress the extension the broken line section and connect the changeover portion between vertical section, broken line section. The utility model discloses a locate the dipole vertical direction under with feed ba lun, do not take low -frequency radiation unit 's inner space, can better realize the multifrequency common antenna, in addition, feed ba lun is divided into vertical section, changeover portion and broken line section, has reduced balun's vertical height to reduce low -frequency radiation unit 's section height, practice thrift antenna cost and the shared space of antenna, be favorable to realizing the miniaturization of antenna. In addition, still relate to antenna and multifrequency common antenna that adopts this low -frequency radiation unit.
Description
Technical field
This utility model is related to field of antenna, more particularly, to a kind of low frequency radiating element, antenna and multifrequency community antenna.
Background technology
With the development of the communications industry, under the network coexisted overall situation of current 2G, 3G and 4G, the demand of multifrequency antenna is got over
Come more, the also more and more higher of the requirement to performance indications, compatible 2G, 3G and 4G then become the trend of multifrequency antenna technology development
And inexorable trend.In addition in order to optimize allocation of resources, site and antenna feeder resource, low section, the multifrequency antenna energy of miniaturization are saved
Preferably meet the market demand.
In order to save site in prior art, 2G low frequency antenna for base station is how nested with 3G or 4G high frequency antenna for base station, in order to
Realize the overall radiation performance preferably purpose of the antenna for base station of two kinds of frequency ranges, take the scheme of patent No. CN201134512Y,
As shown in figure 1, including for two dipoles 1,2,3,4 to polarization orthogonal, four dipoles, surround circle, and each dipole is corresponding even
Meet balun 5a, 5b, 5c, a 5d.Taking dipole 1 as a example, dipole, is made up of two units arm 11a, 11b, and balun is by two
Balanced support post forms, and one end of two unit arms is respectively connected with the upper end of two balanced support posts, two balanced support posts
Lower end be arranged on base, two balanced support posts and the angle that base horizontal plane is in 30～60 degree, two balanced support posts
It is parallel to each other, the lower end of four baluns is both connected on annular base.In above scheme, the inner space of radiating element is by four
Balun takies, and wastes space, in leading to single high frequency radiation antenna element can only be nested in low frequency radiation antenna element
Between on base, limit the motility of multifrequency community antenna.
In addition, as shown in Fig. 2 in the scheme of patent CN103311675A, feed Balun is vertically connected with reflecting plate.Though
So in this scheme, the inner space of antenna radiation unit is not taken by balun, but the design due to balun vertical reflector,
Balun length is led to be 0.2～0.3 operation wavelength, correspondingly, the height of this antenna is also about 0.2～0.3 operating wave
Long, therefore, antenna needs higher antenna house, and antenna is taken up space greatly, is unfavorable for the miniaturization of antenna, and antenna cost is also relatively
High.
Therefore it provides one kind can make low frequency antenna for base station both realize low section, save inner antenna space again, thus cleverer
The low frequency radiating element of nesting high frequency antenna alive, then be urgent problem in prior art.
Utility model content
First purpose of the present utility model aim to provide a kind of reduce radiating element section height and in it space not by
The low frequency radiating element taking；
Second purpose of the present utility model aims to provide a kind of aerial array using this low frequency radiating element；
3rd purpose of the present utility model aims to provide a kind of multifrequency community antenna using this low frequency radiating element.
To achieve these goals, this utility model provides technical scheme below：
A kind of low frequency radiating element, is mountable in metallic reflection plate, including two to the dipole of polarization orthogonal and with four
Four pairs of feed Balun that individual dipole connects one to one, each dipole, includes a pair radiation arm that is symmetrical and being separated from each other,
Each radiation arm includes the second end be connected parallel to the first end of metallic reflection plate and with first end, feed Balun described in each pair
Including two symmetrical and uneven support columns, described support column includes vertical section connected vertically, use with radiation arm first end
Tilt upward the broken line of extension in being installed to feed Balun in metallic reflection plate and along radiation arm direction and be connected to vertical
Changeover portion between section, broken line.
Preferably, four dipoles, are projected as a centrosymmetric polygon or circle in metallic reflection plate, and
Support column in described balun projection on a metal plate radiation arm corresponding with dipole overlaps.
Preferably, two support columns of described each pair feed Balun are in that "eight" shape is symmetrical.
Described broken line is 30～60 degree with the angle of metallic reflection plate.
Preferably, the length of each described feed Balun is 0.2～0.3 wavelength.
Preferably, the vertical height of each described feed Balun is 0.1～0.2 operation wavelength.
Preferably, the spacing of two dipoles of same polarised direction is 0.4～0.6 operation wavelength.
Preferably, the second end of described radiation arm is towards the vertical bending of metallic reflection plate.
A kind of antenna, including the above-mentioned low frequency radiating element of metallic reflection plate and at least two, described low frequency radiating element
In described metallic reflection plate.
A kind of multifrequency community antenna, including metallic reflection plate, the multiple high frequency radiating element all in metallic reflection plate
The low frequency radiating element above-mentioned with least two, is embedded with least one high frequency radiating element in described low frequency radiating element.
Four described high frequency radiating element are embedded in each low frequency radiating element described.
Multiple described high frequency radiating element are arranged in metallic reflection plate in the way of multiple arrays.
Compared to existing technology, scheme of the present utility model has advantages below：
This utility model provide low frequency radiating element in, feed Balun located at the underface of the vertical direction of dipole,
Do not take the inner space of low frequency radiating element, more flexible can be nested with multiple high frequency radiating element in low frequency radiating element,
Thus more preferably realizing multifrequency community antenna；In addition, balun is divided into vertical section, bending section and broken line, reduce the vertical of balun
Highly, thus reducing the section height of low frequency radiating element, saving antenna cost and antenna is taken up space, realizing the little of low section
Type antenna for base station.To sum up, the low frequency radiating element small volume that this utility model provides, structure are simple, are suitable for batch production.
The aspect that this utility model adds and advantage will be set forth in part in the description, and these will be from explained below
In become obvious, or recognized by practice of the present utility model.
Brief description
The above-mentioned and/or additional aspect of this utility model and advantage from the following description of the accompanying drawings of embodiments will
Become obvious and easy to understand, wherein：
Fig. 1 is a kind of structural representation of low frequency radiating element of prior art；
Fig. 2 is the structural representation of another kind of low frequency radiating element in prior art；
Fig. 3 is that low frequency radiating element of the present utility model is arranged on the axonometric chart in metallic reflection plate；
Fig. 4 is the axonometric chart of another angle of low frequency radiating element shown in this utility model Fig. 3；
Fig. 5 is the top view of low frequency radiating element shown in this utility model Fig. 3；
Fig. 6 is the axonometric chart in this utility model using the antenna of low frequency radiating element shown in Fig. 3；
Fig. 7 is the axonometric chart in this utility model using the multifrequency community antenna of low frequency radiating element shown in Fig. 3.
Specific embodiment
Embodiment of the present utility model is described below in detail, the example of described embodiment is shown in the drawings, wherein ad initio
To the element that same or similar label represents same or similar element or has same or like function eventually.Below by ginseng
The embodiment examining Description of Drawings is exemplary, is only used for explaining this utility model, and can not be construed to of the present utility model
Limit.
This utility model provides a kind of low frequency radiating element and the antenna using this low frequency radiating element and multifrequency shares
Antenna, as shown in Fig. 3-Fig. 7, describes in detail to this utility model below in conjunction with the accompanying drawings.
Fig. 3-Fig. 5 illustrates low frequency radiating element 20 of the present utility model jointly, is mountable in metallic reflection plate 10, uses
In transmitting and reception communication signal.Described low frequency radiating element 20 includes the dipole 1,2,3,4, Yi Jiwei of two pairs of polarization orthogonal
Four pairs of feed Balun 12,22,32,42 immediately below described dipole vertical direction, described feed Balun is used for and outside feedback
Electric network connects and is dipole feed.
As shown in figure 3, described dipole 1,2,3 is identical with 4 shape sizes, and dipole 1 and dipole 3, are orthogonal to dipole
Son 2 and dipole 4, form 45 degree of two orthogonal polarization of +/-.In other words, described dipole 1 and dipole 3 be used for transmitting and
Receive the signal of a polarised direction, dipole 2 and dipole 4 are used for launching and receive the signal of another polarised direction.
Specifically, taking dipole 1 as a example, it has a pair radiation arm 11a, 11b symmetrical and that be separated from each other.And each
Radiation arm is respectively provided with the second end be connected parallel to the first end of metallic reflection plate 10 and with first end, and the second end is towards metal
The vertical bending of reflecting plate.
In the same manner, dipole 2, has radiation arm 21a, 21b, and dipole 3 has radiation arm 31a, 31b, and dipole 4 has
Radiation arm 41a, 41b, and accordingly there is its first end and the second end.
Described four pairs of feed Balun 12,22,32,42 are corresponded and are connected one to one with four described dipoles.With institute
As a example stating feed Balun 12, its located at the underface of dipole 1, and its projection in metallic reflection plate overlaps with dipole
Or substantially overlap.In the same manner, feed Balun 22,32,42 is respectively arranged on the underface of dipole 2,3,4, in metallic reflection plate
Projection overlap with the projection of dipole or substantially overlap.
Because feed Balun is located at the underface of dipole, it is not take up the space within low frequency radiating element, thus low frequency
Can embed in radiating element and be not limited to a high frequency radiating element, be conducive to the multifrequency coenosarc of antenna to design.
Incorporated by reference to Fig. 4, each described feed Balun includes being installed to propping up in metallic reflection plate for described dipole
Dagger.Taking a pair of feed Balun 12 as a example, it comprises a pair symmetrical and uneven support column 12a, 12b.Described support column 12a
Including vertical section 12a1 connected vertically with described dipole 1 radiation arm 11 first end, for feed Balun is installed to metal
The broken line 12a3 of reflecting plate 10, and it is connected to the changeover portion 12a2 between vertical section 12a1 and broken line 12a3, and institute
State broken line 12a3 to be inclined upwardly extension along dipole radiation arm 11a direction from described metallic reflection plate 10.
Corresponding, balun 22 includes 22a and 22b, and 22a includes 22a1,22a2 and 22a3,22b include 22b1,22b2 and
22b3；Balun 32 includes 32a and 32b, and 32a includes 32a1,32a2 and 32a3, and 32b includes 32b1,32b2 and 32b3；Balun 42
Including 42a and 42b, 42a includes 42a1,42a2 and 42a3, and 42b includes 42b1,42b2 and 42b3；Balun 12,22,32 and 42
Structure is identical, therefore the above architectural feature that will not be described here.
Due to broken line, changeover portion and three sections of forms of vertical section of being placed up tilting by the support column of feed Balun,
The height of feed Balun can be reduced, and then reduces whole low frequency radiating element on the premise of meeting feed and supporting requirement
Height, realize the low Section Design of low frequency radiating element.Compared to the feed Balun height of existing low frequency radiating element it is
0.2～0.3 operation wavelength, the height of feed Balun of the present utility model only has 0.1～0.2 operation wavelength, substantially reduces
Its height, so that low frequency radiating element whole height of the present utility model also only has 0.1～0.2 operation wavelength, is conducive to
The Miniaturization Design of antenna.
Incorporated by reference to Fig. 5, projection in metallic reflection plate 10 for the dipole 1,2,3,4 forms a centrosymmetric tetragon,
Wherein, radiation arm 11a and radiation arm 11b constitute a right angle, in the same manner, radiation arm 21a and radiation arm 21b, radiation arm 31a and spoke
Penetrate arm 31b, radiation arm 41a and radiation arm 41b constitutes the other three right angle；And described radiation arm 11a and radiation arm 41a constitutes institute
State a line of tetragon, in the same manner, radiation arm 11b and radiation arm 21a, radiation arm 21b and radiation arm 31a, radiation arm 31b and
Eight unit arm 41b constitute other three sides.
Dipole 1, was be arranged in parallel with dipole 3, and that is, radiation arm 11b is parallel with radiation arm 31b, radiation arm 11a and radiation arm
31a is parallel, and in the same manner, dipole 2 and dipole 4 be arranged in parallel, and that is, radiation arm 21a is parallel with radiation arm 41a, radiation arm 21b
Parallel with radiation arm 41b.Wherein, the spacing of dipole 1 and 3 is about 0.4～0.6 operation wavelength, between dipole 2 and 4
Away from about 0.4～0.6 operation wavelength.
In other embodiments, the projection in metallic reflection plate 10 of four dipoles 1,2,3,4 forms a circular diagram
Case or other polygon patterns.
Preferably, two broken lines of two support columns of each pair feed Balun are in that "eight" shape is symmetrical.Each feeds bar
The length of human relations is 0.2～0.3 operation wavelength.
In sum, in the low frequency radiating element that this utility model provides, feed Balun is arranged at doublet unit arm
Underface, is not take up the inner space of low frequency radiating element；And the support column in its feed Balun be divided into vertical section, changeover portion,
Broken line, effectively reduces the vertical height of feed Balun, thus reducing the height of low frequency radiating element, therefore, this practicality
Low frequency radiating element in new has miniaturization, structure simply, is suitable for the feature of batch production.
As shown in fig. 6, the invention also discloses a kind of antenna (non-label) using above-mentioned low frequency radiating element 20,
Including at least two low frequency radiating element 20 and metallic reflection plate 10, described low frequency radiating element 20 linear arrangement is anti-in metal
Penetrate on plate 10.
As shown in fig. 7, this utility model further relates to a kind of multifrequency community antenna of employing low frequency radiating element 20 (not marking
Number), including metallic reflection plate 10, at least two above-mentioned low frequency radiating element 20, multiple high frequency radiating element 30, described low frequency spoke
Penetrate unit 20 and high frequency radiating element 30 all in metallic reflection plate.
Preferably, the plurality of high frequency radiating element 30 is arranged in the way of multiple arrays.
Further, embed at least one high frequency radiating element 30 in described low frequency radiating element 20.In present embodiment
In, embed four described high frequency radiating element 30 in each low frequency radiating element.
Because using above-mentioned low frequency radiating element 20, multifrequency community antenna of the present utility model has small volume, low cost
Feature.This utility model
The above is only some embodiments of the present utility model it is noted that common skill for the art
For art personnel, on the premise of without departing from this utility model principle, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as protection domain of the present utility model.
Claims (12)
1. a kind of low frequency radiating element, is mountable in metallic reflection plate, including two to the dipole of polarization orthogonal and with four
Four pairs of feed Balun that dipole connects one to one, each dipole, includes a pair radiation arm that is symmetrical and being separated from each other, its
It is characterised by, each radiation arm includes the second end be connected parallel to the first end of metallic reflection plate and with first end, each pair institute
State feed Balun and include two symmetrical and uneven support columns, described support column includes hang down connected vertically with described first end
Straight section, for feed Balun is installed to broken line and the connection tilting upward extension in metallic reflection plate and along radiation arm direction
Changeover portion between vertical section, broken line.
2. low frequency radiating element according to claim 1 is it is characterised in that the throwing in metallic reflection plate of four dipoles
Shadow is the projection in metallic reflection plate of support column in a centrosymmetric polygon or circle, and described balun and dipole
The corresponding radiation arm of son overlaps.
3. low frequency radiating element according to claim 1 is it is characterised in that two support columns of described each pair feed Balun
Symmetrical in "eight" shape.
4. low frequency radiating element according to claim 1 is it is characterised in that the angle of described broken line and metallic reflection plate
For 30～60 degree.
5. low frequency radiating element according to claim 1 is it is characterised in that the length of each described feed Balun is 0.2
～0.3 operation wavelength.
6. low frequency radiating element according to claim 1 is it is characterised in that the vertical height of each described feed Balun is
0.1～0.2 operation wavelength.
7. low frequency radiating element according to claim 1 is it is characterised in that between two dipoles of same polarised direction
Away from for 0.4～0.6 operation wavelength.
8. low frequency radiating element according to claim 1 is it is characterised in that the second end of described radiation arm is anti-towards metal
Penetrate the vertical bending of plate.
9. a kind of antenna, including low frequency radiating element as described in claim 1 to 8 for the metallic reflection plate and at least two, described
Low frequency radiating element is in described metallic reflection plate.
10. a kind of multifrequency community antenna is it is characterised in that include metallic reflection plate, multiple high all in metallic reflection plate
Low frequency radiating element as described in any one in radio-frequency radiation unit and at least two such as claim 1～8, described low frequency radiation list
It is embedded with least one high frequency radiating element in unit.
11. multifrequency community antennas according to claim 10 are it is characterised in that embed in each described low frequency radiating element
Four described high frequency radiating element.
12. multifrequency community antennas according to claim 10 are it is characterised in that multiple described high frequency radiating element is in metal
Arranged in the way of multiple arrays on reflecting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620863264.4U CN205944409U (en) | 2016-08-10 | 2016-08-10 | Low -frequency radiation unit , antenna and multifrequency common antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620863264.4U CN205944409U (en) | 2016-08-10 | 2016-08-10 | Low -frequency radiation unit , antenna and multifrequency common antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205944409U true CN205944409U (en) | 2017-02-08 |
Family
ID=57923338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620863264.4U Active CN205944409U (en) | 2016-08-10 | 2016-08-10 | Low -frequency radiation unit , antenna and multifrequency common antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205944409U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018028268A1 (en) * | 2016-08-10 | 2018-02-15 | 京信通信技术(广州)有限公司 | Low-frequency radiation unit, antenna and multi-frequency shared antenna |
| WO2021135884A1 (en) * | 2019-12-30 | 2021-07-08 | 华为技术有限公司 | Dual-polarized antenna, router, and base station |
-
2016
- 2016-08-10 CN CN201620863264.4U patent/CN205944409U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018028268A1 (en) * | 2016-08-10 | 2018-02-15 | 京信通信技术(广州)有限公司 | Low-frequency radiation unit, antenna and multi-frequency shared antenna |
| WO2021135884A1 (en) * | 2019-12-30 | 2021-07-08 | 华为技术有限公司 | Dual-polarized antenna, router, and base station |
| US11967771B2 (en) | 2019-12-30 | 2024-04-23 | Huawei Technologies Co., Ltd. | Dual polarization antenna, router, and base station |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106450691B (en) | Low-frequency radiation unit, antenna and multi-frequency shared antenna | |
| CN203813033U (en) | Multi-frequency array antenna | |
| EP3610535B1 (en) | Dual-polarized radiating element and antenna | |
| CN103155278B (en) | Wideband dual-polarized radiation element and antenna of same | |
| US9705205B2 (en) | Bi-polarized broadband annular radiation unit and array antenna | |
| CN103280626B (en) | Two band dual polarization all-around top absorbing antenna | |
| CN102377017B (en) | Many loops antenna system and there is the electronic installation of this many loops antenna system | |
| CN101916910A (en) | Base station antenna unit and base station antenna | |
| CN102800954B (en) | Antenna unit, antenna module and multi-antenna module | |
| EP3067985A1 (en) | Antenna radiation element and multiband antenna | |
| CN102709673A (en) | Broadband dual-polarized omnidirectional ceiling antenna | |
| CN102386482A (en) | Multi-loop antenna system and electronic device with same | |
| CN102157780A (en) | Multi-standard antenna | |
| CN102170044B (en) | Horizontal polarization omnidirectional antenna based on composite right-left hand transmission line | |
| CN202695707U (en) | Dual polarized antenna and wide beam radiation unit thereof | |
| CN205944409U (en) | Low -frequency radiation unit , antenna and multifrequency common antenna | |
| CN107863996A (en) | Omni-directional array antenna and its beam form-endowing method | |
| CN102074781A (en) | TD-LTE dual-polarization radiation unit | |
| KR20140134525A (en) | Wireless communication antenna with narrow beam-width | |
| WO2013104108A1 (en) | Antenna unit and antenna | |
| CN203631740U (en) | Multi-band array antenna | |
| CN109713433B (en) | Split type radiating element, antenna array and base station antenna | |
| CN210111046U (en) | Base station antenna | |
| CN101789546A (en) | Small fractal intelligent antenna | |
| CN107508036B (en) | 5G integrated shrapnel antenna |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Jiang Weiwei Inventor after: Huang Liwen Inventor after: Sun Shanqiu Inventor before: Jiang Weiwei Inventor before: Huang Liwen |
|
| CB03 | Change of inventor or designer information | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200201 Address after: 510730 Guangdong city of Guangzhou province Guangzhou economic and Technological Development Zone Jinbi Road No. 6 Patentee after: COMBA TELECOM TECHNOLOGY (GUANGZHOU) Ltd. Address before: 510663 No. 6, layered Road, Guangzhou economic and Technological Development Zone, Guangdong Co-patentee before: Comba Telecom System (China) Ltd. Patentee before: COMBA TELECOM TECHNOLOGY (GUANGZHOU) Ltd. Co-patentee before: TIANJIN COMBA TELECOM SYSTEMS Ltd. |
|
| TR01 | Transfer of patent right |