CN105958185B - A kind of radiating element applied to micro-base station antenna - Google Patents
A kind of radiating element applied to micro-base station antenna Download PDFInfo
- Publication number
- CN105958185B CN105958185B CN201610474507.XA CN201610474507A CN105958185B CN 105958185 B CN105958185 B CN 105958185B CN 201610474507 A CN201610474507 A CN 201610474507A CN 105958185 B CN105958185 B CN 105958185B
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- bottom plate
- radiating element
- base station
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- piece
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- 230000005855 radiation Effects 0.000 claims abstract description 37
- 239000000463 material Substances 0.000 claims description 14
- 239000007769 metal material Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 12
- 238000010923 batch production Methods 0.000 abstract description 4
- 238000003466 welding Methods 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000004891 communication Methods 0.000 abstract description 2
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/246—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for base stations
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Waveguide Aerials (AREA)
Abstract
The present invention is suitable for field of communication technology, discloses a kind of radiating element applied to micro-base station antenna, including bottom plate, the dielectric layer being arranged in above the bottom plate, and is arranged in above the dielectric layer and guides piece into what the bottom plate was connect；The dielectric layer, which is attached with, is connected to the bottom plate and the radiation fin guided between piece, and the feeding network for being generally aligned in the same plane with the radiation fin and being directly connected to the radiation fin.The present invention greatly reduces antenna height, ensure that the space utilization rate and integrated degree of antenna under the premise of each technical parameter of guarantee radiating element；Optimize antenna structure, radiating element is substantially increased the consistency and reliability of mass production, simplified the difficulty assembled when batch production, reduced costs, improve production efficiency by the way of no-welding.
Description
Technical field
The invention belongs to field of communication technology more particularly to a kind of radiating elements applied to micro-base station antenna.
Background technique
In the prior art, under the pressure of the surge of mobile data flow, operator needs to build a large amount of base stations to meet data industry
Business increased requirement.However, website addressing at present is difficult, computer room is mating and energy consumption problem is all the difficulty that can not avoid in base station construction
Topic.Meanwhile in built-up city, building serious shielding covers merely by macro base station and big antenna, cannot expire
The requirement of the sufficient 4G network coverage.In this context, micro-base station due to its capacity it is small, small in size, low-power consumption and controllability etc.
Feature, it can become effective supplement of macrocellular completely, bear absorption macro base station telephone traffic, improvement hot spot and interior and cover
Lid, the role for reducing base station transmitting power and electromagnetic radiation.
However, the volume of micro-base station is too small, so that the antenna as micro-base station core equipment must have excellent characteristic.
That there are volumes is excessive (the doublet form of such as conventional belt balun) for current micro-base station antenna, and conformity of production is not high (as usual
Advise patch scheme) the disadvantages of, it is unable to satisfy demand of the operator to micro-base station antenna miniaturization and mass.
Summary of the invention
It is an object of the invention to overcome, the above-mentioned antenna volume of micro-base station in the prior art is excessive, conformity of production is not high
Defect provides a kind of radiating element applied to micro-base station antenna, in the premise for guaranteeing each technical parameter of the radiating element
Under, it greatly reduces antenna height and improves conformity of production.
The technical scheme is that providing a kind of radiating element applied to micro-base station antenna, including bottom plate, setting
Dielectric layer above the bottom plate, and be arranged in above the dielectric layer and guide piece into what the bottom plate was connect；It is described
Dielectric layer, which is attached with, is connected to the bottom plate and the radiation fin guided between piece, and is located at same put down with the radiation fin
Face and the feeding network being directly connected to the radiation fin.
Implement a kind of radiating element applied to micro-base station antenna of the invention, has the advantages that by by spoke
Piece and feeding network setting are penetrated in same plane, under the premise of guaranteeing each technical parameter of the radiating element, very big reduction antenna
Highly, the space utilization rate and integrated degree of antenna be ensure that；Optimize antenna structure, radiation fin and feeding network directly connect
It connects, without welding, substantially increases the consistency and reliability of mass production, simplify the difficulty assembled when batch production,
It reduces costs, improves production efficiency.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to needed in the embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is the explosive view of the radiating element provided in an embodiment of the present invention applied to micro-base station antenna；
Fig. 2 is the assembling structure schematic diagram of the radiating element provided in an embodiment of the present invention applied to micro-base station antenna；
Fig. 3 is the schematic perspective view of bottom plate provided in an embodiment of the present invention；
Fig. 4 is the schematic perspective view of pcb board material and radiation fin provided in an embodiment of the present invention；
Fig. 5 is the schematic perspective view provided in an embodiment of the present invention for guiding piece into.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
It should be noted that be referred to as " being fixed on " or " being set to " another element when element, it can directly or
It connects on the other element.When an element is known as " being connected to " another element, it can be direct or indirect connection
To another element.
It is only relative concept each other it should also be noted that, the positional terms such as left and right, upper and lower in the embodiment of the present invention
It or is to refer to, and should not be regarded as restrictive with the normal operating condition of product.
The present invention relates to a kind of antenna radiation unit more particularly to a kind of miniaturization, ultralow profile dual-polarized aerial radiation
Unit.Its dipole form or criss-cross fashion compared to normal radiation unit with balun, the present invention is using special
Double-layer paster form can meet the performance and structure index of client with extremely low section, have in the miniaturization field of micro-base station non-
Normal superior competitiveness.
As depicted in figs. 1 and 2, the radiating element provided in an embodiment of the present invention applied to micro-base station antenna comprising bottom
Plate 1, dielectric layer guide piece 3, radiation fin 2 and feeding network into.Wherein, bottom plate 1 is made of metal material；Dielectric layer is arranged the bottom of at
The top of plate 1, and have a certain distance with bottom plate 1, which can be determines according to actual conditions；Piece 3 is guided into be arranged in dielectric layer
Top and connect with bottom plate 1.In addition, being attached with radiation fin 2 and feeding network on dielectric layer, radiation fin 2 is connected to bottom plate 1
With guide between piece 3, feeding network is generally aligned in the same plane with radiation fin 2 and is directly connected to radiation fin 2.
The embodiment of the present invention is by, in same plane, guaranteeing that the radiating element is each for radiation fin 2 and feeding network setting
Under the premise of technical parameter, antenna height is greatly reduced, ensure that the space utilization rate and integrated degree of antenna；Optimize antenna
Structure, radiation fin 2 and feeding network are directly connected to, and without welding, substantially increase the consistency and reliability of mass production,
The difficulty assembled when batch production is simplified, is reduced costs, production efficiency is improved.
Further, in one embodiment of the invention, above-mentioned dielectric layer is pcb board material 4, and radiation fin 2 is embedded in PCB
In plate 4, feeding network is arranged on pcb board material 4 and is located at around radiation fin 2, at this time the conformity of production of radiating element
Height, it is suitable for mass production.In the present embodiment, lower layer's radiation fin 2 directly designs on pcb board material 4, it is possible to arbitrarily set
Size, the shape of radiation fin 2 are counted, and radiation fin 2 can be connected directly with feeding network.
In another embodiment of the present invention, above-mentioned dielectric layer is air, and feeding network is arranged in around radiation fin 2
In air, i.e., pcb board material 4 is not needed at this time.Feeding network is air microstrip form at this time, and radiation fin 2 and feeding network are direct
It is connected, is integral.It is understood that in other embodiments of the invention, dielectric layer be also possible to except pcb board material and
Other media except air.
Further, piece 3 is guided into be fixed on bottom plate 1 by fixing piece.Preferably, which is screw.Specifically,
It is recessed inwardly to form groove 31 as shown in figure 5, guiding at the center of piece 3, there is aperture 311, screw passes through should in the groove 31
Aperture 311 is simultaneously mounted in the groove 31.The purpose that groove 31 is arranged is to keep the top surface of screw and the end face of guiding piece 3 into neat
Flat or screw top surface is lower than the end face for guiding piece 3 into, so that screw is not take up the height of radiating element.It is further excellent
Selection of land, it is circular metal plate that this, which guides piece 3 into,.
Further, as shown in figure 3, being provided with the first boss 11 for guiding piece 3 into for positioning and fixing on bottom plate 1.
Specifically, internal screw thread is offered in first boss 11, above-mentioned screw, which connect and then realized with screw-internal thread fit, guides piece 3 and bottom into
Plate 1 is fixedly connected.In addition, being additionally provided with multiple second boss 12 for positioning and fixing pcb board material 4 on bottom plate 1.Tool
Body, as shown in figure 4, offering multiple through-holes 41 corresponding with second boss 12 on pcb board material 4.
In conclusion the embodiment of the present invention compared with prior art, has the advantages that
(1) embodiment of the present invention has extremely low section.The doublet form about quarter-wave of conventional belt balun,
About 1/8th wavelength of conventional patch or criss-cross fashion, and the antenna of the embodiment of the present invention total a height of 12/
One wavelength.
(2) structure of the embodiment of the present invention is extremely simple.Under the premise of guaranteeing electric property, typical bilayer patch structure
Have three layers: transmission network network layers, guide piece at radiation fin.And structure of the embodiment of the present invention has two layers: feeding network and radiation fin 2 collect
In one (height that height is only comparable to conventional transmission network network layers), guide piece 3 into.
(3) embodiment of the present invention is using the conventional straight combination presented and be coupled feedback.In typical bilayer patch scheme, straight feedback is
Feeding network is connected with radiation fin with feeder pillar by welding form；Coupling feedback does not need to weld, but of different shapes
It is very sensitive to couple the distance between detail and radiation fin, it is difficult to ensure that batch production consistency.The embodiment of the present invention combines
The advantages of conventional straight feedback is presented with coupling (not only stable but also do not need to weld), but also the shortcomings that evaded the two.
(4) compared to the radiation fin of conventional sheet metal 2, the radiation fin 2 of the embodiment of the present invention is depended on above pcb board material 4
(pcb board material 4 being not limited to, such as other air or dielectric structure), therefore processing technology is not intended to be limited to the influence of shape, it can
To be designed to any shape (special constructions such as point shape) that we need, it is easier to realize impedance matching, broadens coupling bandwidth.
(5) radiative unit structure of the embodiment of the present invention is very succinct, and production efficiency is greatly improved, reduces into
This.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modification, equivalent replacement or improvement etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (8)
1. a kind of radiating element applied to micro-base station antenna, which is characterized in that including bottom plate, be arranged in above the bottom plate
Dielectric layer, and be arranged in above the dielectric layer and guide piece into what the bottom plate was connect；The dielectric layer is attached with connection
In the bottom plate and the radiation fin guided between piece, and be generally aligned in the same plane with the radiation fin and with the radiation fin
The feeding network being directly connected to；
The piece of guiding into is fixed on the bottom plate by fixing piece, is recessed inwardly to form groove at the center for guiding piece into,
The fixing piece is installed in the groove, and the top surface of the fixing piece is with the end face for guiding piece into or lower than described
Guide the end face of piece, the total a height of ten halfs wavelength of the antenna into.
2. being applied to the radiating element of micro-base station antenna as described in claim 1, which is characterized in that the dielectric layer is PCB
Plate, the radiation fin are embedded in the pcb board material, and the feeding network is arranged on the pcb board material and is located at described
Around radiation fin.
3. being applied to the radiating element of micro-base station antenna as described in claim 1, which is characterized in that the dielectric layer is sky
Gas, the feeding network are arranged in the air around the radiation fin.
4. being applied to the radiating element of micro-base station antenna as described in claim 1, which is characterized in that be provided on the bottom plate
For guiding the first boss of piece described in positioning and fixing into.
5. being applied to the radiating element of micro-base station antenna as claimed in claim 4, which is characterized in that the fixing piece is spiral shell
Thread, internal screw thread is offered in the first boss, the screw is connect with the screw-internal thread fit.
6. being applied to the radiating element of micro-base station antenna as claimed in claim 2, which is characterized in that be provided on the bottom plate
Multiple second boss for pcb board material described in positioning and fixing.
7. being applied to the radiating element of micro-base station antenna as claimed in claim 6, which is characterized in that opened on the pcb board material
Equipped with multiple through-holes corresponding with the second boss.
8. being applied to the radiating element of micro-base station antenna as described in claim 1, which is characterized in that the bottom plate is metal material
Expect product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610474507.XA CN105958185B (en) | 2016-06-24 | 2016-06-24 | A kind of radiating element applied to micro-base station antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610474507.XA CN105958185B (en) | 2016-06-24 | 2016-06-24 | A kind of radiating element applied to micro-base station antenna |
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| Publication Number | Publication Date |
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| CN105958185A CN105958185A (en) | 2016-09-21 |
| CN105958185B true CN105958185B (en) | 2018-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610474507.XA Active CN105958185B (en) | 2016-06-24 | 2016-06-24 | A kind of radiating element applied to micro-base station antenna |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108461894B (en) * | 2017-02-22 | 2021-08-06 | 启碁科技股份有限公司 | Communication device |
| CN110190382B (en) * | 2019-06-11 | 2020-08-04 | 武汉虹信通信技术有限责任公司 | Low-profile radiating element and base station antenna |
| CN110416721A (en) * | 2019-08-27 | 2019-11-05 | 武汉虹信通信技术有限责任公司 | Radiating element and array antenna |
| WO2021128175A1 (en) * | 2019-12-26 | 2021-07-01 | 瑞声声学科技(深圳)有限公司 | Array antenna and base station |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5382959A (en) * | 1991-04-05 | 1995-01-17 | Ball Corporation | Broadband circular polarization antenna |
| CN2699494Y (en) * | 2004-05-09 | 2005-05-11 | 摩比天线技术（深圳）有限公司 | A planar array directional antenna |
| CN200947465Y (en) * | 2006-09-26 | 2007-09-12 | 中国电子科技集团公司第三十八研究所 | Non-radiation side-fed boardband dual-layer rectangular microstrip patch antenna |
| CN203406420U (en) * | 2013-09-02 | 2014-01-22 | 佛山澳信科技有限公司 | Integral-type dual-polarization microstrip antenna |
| CN104409833A (en) * | 2014-11-26 | 2015-03-11 | 摩比天线技术（深圳）有限公司 | Antenna radiation unit and communication base station with same |
| CN205723925U (en) * | 2016-06-24 | 2016-11-23 | 摩比天线技术（深圳）有限公司 | A kind of radiating element being applied to micro-antenna for base station |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8094075B2 (en) * | 2008-12-30 | 2012-01-10 | Inpaq Technology Co., Ltd. | Circular polarization antenna structure with a dual-layer ceramic and method for manufacturing the same |
-
2016
- 2016-06-24 CN CN201610474507.XA patent/CN105958185B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5382959A (en) * | 1991-04-05 | 1995-01-17 | Ball Corporation | Broadband circular polarization antenna |
| CN2699494Y (en) * | 2004-05-09 | 2005-05-11 | 摩比天线技术（深圳）有限公司 | A planar array directional antenna |
| CN200947465Y (en) * | 2006-09-26 | 2007-09-12 | 中国电子科技集团公司第三十八研究所 | Non-radiation side-fed boardband dual-layer rectangular microstrip patch antenna |
| CN203406420U (en) * | 2013-09-02 | 2014-01-22 | 佛山澳信科技有限公司 | Integral-type dual-polarization microstrip antenna |
| CN104409833A (en) * | 2014-11-26 | 2015-03-11 | 摩比天线技术（深圳）有限公司 | Antenna radiation unit and communication base station with same |
| CN205723925U (en) * | 2016-06-24 | 2016-11-23 | 摩比天线技术（深圳）有限公司 | A kind of radiating element being applied to micro-antenna for base station |
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| Publication number | Publication date |
|---|---|
| CN105958185A (en) | 2016-09-21 |
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Effective date of registration: 20190218 Address after: 518000 Guangming Street, Guangming New District, Shenzhen City, Guangdong Province, Genyu Road, Mobi Science and Technology Building Co-patentee after: Mobile Antenna Technologies (Shenzhen) Co., Ltd. Patentee after: Mobi Technology (Shenzhen) Co., Ltd. Co-patentee after: Mobile Antenna Technologies (Jian) Co., Ltd. Co-patentee after: MOBI Technologies (Xi'an) Co., Ltd. Address before: 518057 Mobi Building, Langshan Road, North District of Nanshan High-tech Industrial Park, Shenzhen City, Guangdong Province Co-patentee before: Mobile Antenna Technologies (Jian) Co., Ltd. Patentee before: Mobile Antenna Technologies (Shenzhen) Co., Ltd. Co-patentee before: MOBI Technologies (Xi'an) Co., Ltd. |
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Address after: 343000 Jizhou Industrial Park, Ji'an City, Jiangxi Province Patentee after: MOBI ANTENNA TECHNOLOGIES (JIAN) Co.,Ltd. Patentee after: MOBI TECHNOLOGY (SHENZHEN) Co.,Ltd. Patentee after: MOBI ANTENNA TECHNOLOGIES (SHENZHEN) Co.,Ltd. Patentee after: MOBI TECHNOLOGY (XI'AN) Co.,Ltd. Address before: 518000 Guangming Street, Guangming New District, Shenzhen City, Guangdong Province, Genyu Road, Mobi Science and Technology Building Patentee before: MOBI TECHNOLOGY (SHENZHEN) Co.,Ltd. Patentee before: MOBI ANTENNA TECHNOLOGIES (SHENZHEN) Co.,Ltd. Patentee before: MOBI ANTENNA TECHNOLOGIES (JIAN) Co.,Ltd. Patentee before: MOBI TECHNOLOGY (XI'AN) Co.,Ltd. |