CN108711673A - Integrated radiation unit and the intensive aerial array of antenna, 5G - Google Patents
Integrated radiation unit and the intensive aerial array of antenna, 5G Download PDFInfo
- Publication number
- CN108711673A CN108711673A CN201810475315.XA CN201810475315A CN108711673A CN 108711673 A CN108711673 A CN 108711673A CN 201810475315 A CN201810475315 A CN 201810475315A CN 108711673 A CN108711673 A CN 108711673A
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- support element
- radiation unit
- balun
- integrated radiation
- feed tab
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- 230000005855 radiation Effects 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 claims abstract description 17
- 239000002184 metal Substances 0.000 claims abstract description 13
- 229910052751 metal Inorganic materials 0.000 claims abstract description 13
- 238000003491 array Methods 0.000 claims abstract description 9
- 229910000679 solder Inorganic materials 0.000 claims description 12
- 230000000903 blocking effect Effects 0.000 claims description 8
- 238000009826 distribution Methods 0.000 claims description 3
- 238000003754 machining Methods 0.000 abstract description 3
- 238000001465 metallisation Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000003466 welding Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000005476 soldering Methods 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000001413 cellular effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 229910003460 diamond Inorganic materials 0.000 description 2
- 239000010432 diamond Substances 0.000 description 2
- 230000008092 positive effect Effects 0.000 description 2
- 238000012827 research and development Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 230000002035 prolonged effect Effects 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
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/48—Earthing means; Earth screens; Counterpoises
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
- H01Q21/061—Two dimensional planar arrays
Abstract
The present invention provides a kind of integrated radiation unit and the intensive aerial arrays of antenna, 5G.Integrated radiation unit includes：Radiating element main body and feeding network.Radiating element main body include insulating carrier and on insulating carrier electroplated conductive metal and formed an at least radiating surface, an at least balun, at least a feed tab；Wherein, balun is grounded；Feeding network is fixed on by paster technique in radiating element main body, and be electrically connected with feed tab.The integrated radiation unit of the present invention eliminates triangular assembling process using insulating carrier and the radiating surface, feed tab and the balun that are formed in by electroplated conductive metal on insulating carrier.Feeding network is fixed in radiating element main body by paster technique again, and feeding network is electrically connected with feed tab.Integrated radiation unit is integral, and integrated modular degree is high, high precision machining, improves the consistency of antenna, it can be achieved that larger bandwidth.
Description
Technical field
The present invention relates to the communications fields, and in particular to a kind of integrated radiation unit and the intensive aerial array of antenna, 5G.
Background technology
Although 4G networks are gradually built up, network size tends towards stability, and frequency resource is in short supply, huge energy consumption and net
The optimization problem of network can not be ignored.Countries in the world are conceived to the research and development of 5G, develop higher frequency resource.Extensive closely spaced array
It is the core technology of the following 5G research and development, and radiating element is the core component of 5G antennas.
Currently, radiating element is generally separate form, i.e. feed tab, radiating surface and balun is needed by repeatedly assembling and welding
A complete radiating element could be formed by connecing.There are the welding of feed tab top and radiating surface, feed tab bottoms during this
The welding at end and feeding network.Therefore, existing radiating element be difficult meet simultaneously miniaturization, it is broadband, low it is related, high every
From, high consistency, requirement easy of integration.
Invention content
The purpose of the present invention is to provide a kind of integrated radiation unit and the intensive aerial arrays of antenna, 5G, existing to solve
There is the problems in technology.
In order to solve the above technical problems, the present invention provides a kind of integrated radiation unit, including：Radiating element main body, packet
Include insulating carrier and on the insulating carrier electroplated conductive metal and formed an at least radiating surface, an at least balun, at least
One feed tab；Wherein, the balun ground connection；Feeding network is fixed on by paster technique in the radiating element main body, and with
The feed tab electrical connection.
Preferably, the insulating carrier includes ceiling part, and supports the ceiling part set on the lower surface of the ceiling part
Support element；The radiating surface is attached to the upper surface of the ceiling part；The inner hollow of the support element, the support element
Outer surface is formed with the feed tab, and the inner surface of the support element is formed with the balun；The feeding network is equipped with the
One ground area, the balun are electrically connected the ground connection for realizing the balun with first ground area.
Preferably, the inner surface of the support element is set there are four mutual independent balun, each balun respectively with the support
The bottom wall of part is electrically connected, and the support element bottom wall is equipped with the second ground area corresponding with first ground area, institute
The second ground area is stated to be electrically connected with first ground area.
Preferably, independent radiating surface there are four being set on the ceiling part, and four radiating surface central symmetries；It is described
The lower surface of ceiling part is set there are four the conductive column protruded out downwards, and each conductive column corresponds with the radiating surface and is in center pair
Claim distribution；Be additionally provided with four conductive through holes up and down on the ceiling part, each conductive through hole it is corresponding with each conductive column and
Electrical connection.
Preferably, it is set on the side wall of the support element there are four the blocking unit for running through the side wall, each blocking unit is set to phase
The electrical connection of each balun is blocked between adjacent two baluns.
Preferably, feed tab, four feed tab axial symmetry or center there are four being set on the outer surface of the support element
Symmetrically；Each feed tab extends to the bottom wall of the support element and is formed with pad；Set on the feeding network there are four with institute
The one-to-one solder joint of pad is stated, the solder joint is connect with the pad.
Preferably, four solder joints are located at the periphery of the ground area；At least one is additionally provided on the ground area
Grounding through hole.
Preferably, be additionally provided with multiple location holes on the feeding network, the bottom wall of the support element be equipped with it is described fixed
Position hole corresponds and mutually matched positioning column.
The present invention also provides a kind of antennas, including integrated radiation unit as described above.
The present invention also provides a kind of intensive aerial arrays of 5G, including multiple antennas as described above, mutiple antennas array rows
Cloth.
As shown from the above technical solution, the advantages and positive effects of the present invention are：The integrated radiation unit of the present invention
Radiating surface, feed tab and the balun being formed in using insulating carrier and by electroplated conductive metal on insulating carrier, eliminate three
Assembling process between person.Feeding network is fixed in radiating element main body by paster technique again, and feeding network and feed
Piece is electrically connected.Integrated radiation unit is integral, and integrated modular degree is high, and high precision machining improves the consistent of antenna
Property is, it can be achieved that larger bandwidth.And the integrated radiation unit assembling process of the present invention is simple, is conducive to save working hour, reduces life
Produce cost.Integrated radiation cellular construction is compact, and group battle array is convenient, light-weight, especially suitable for the intensive aerial arrays of 5G.
Description of the drawings
Fig. 1 is the schematic diagram of integrated radiation unit preferred embodiment of the present invention；
Fig. 2 is the schematic diagram of radiating element main body preferred embodiment of the present invention；
Fig. 3 is the vertical view of radiating element main body preferred embodiment of the present invention；
Fig. 4 is the schematic diagram of feeding network preferred embodiment of the present invention；
Fig. 5 is the schematic diagram of the intensive aerial array preferred embodiments of 5G of the present invention.
Wherein, the reference numerals are as follows：1, integrated radiation unit；11, insulating carrier；111, ceiling part；1111, it leads
Electric column；1112, conductive through hole；112, support element；1121, side wall；1122, bottom wall；1125, the second ground area；1126, it blocks
Portion；1127, positioning column；1128, pad；1129, metallization VIA；12, radiating surface；14, feed tab；15, feeding network；151,
Solder joint；152, the first ground area；153, location hole；154, grounding through hole；155, metallization VIA.
Specific implementation mode
Embodying the exemplary embodiment of feature of present invention and advantage will describe in detail in the following description.It should be understood that
The present invention can have various variations in different embodiments, neither depart from the scope of the present invention, and theory therein
Bright and diagram inherently is illustrated as being used, rather than to limit the present invention.
Principle in order to further illustrate the present invention and structure carry out the preferred embodiment of the present invention in conjunction with attached drawing detailed
It describes in detail bright.
- Fig. 4 is please referred to Fig.1, the present invention provides a kind of integrated radiation unit 1, including：Radiating element main body and transmission network
Network 15.Radiating element main body include insulating carrier 11 and on insulating carrier 11 electroplated conductive metal and formed at least one radiation
Face 12, at least a balun, at least a feed tab 14.Wherein, balun is grounded.Feeding network 15 is fixed on radiation by paster technique
In unit main body, and it is electrically connected with feed tab 14.
Specifically, in the present embodiment, insulating carrier 11 is plastic carrier, is integrally formed using mold.Conductive metal can be
Copper, tin.
Insulating carrier 11 includes ceiling part 111, and set on the support element of 111 lower surface of ceiling part support ceiling part 111
112。
Refering to Fig. 3, ceiling part 111 is planar structure, and radiating surface 12 is attached to the upper surface of ceiling part 111.Specifically, originally
In embodiment, set on ceiling part 111 there are four independent radiating surface 12, four radiating surfaces 12 assume diamond in shape, symmetrically arrange.
In other embodiment, the number of radiating surface 12, the shape of radiating surface 12, radiating surface 12 arrangement can according to actual needs and
Setting.
More preferably, the lower surface of ceiling part 111 sets that there are four the conductive column 1111 that protrudes out downwards, each conductive column 1111 and spokes
Penetrate the one-to-one correspondence of face 12 and the distribution that is centrosymmetric.Specifically, four conductive columns 1111 are respectively arranged on corresponding diamond shape radiation
The corner in face 12.Four conductive through holes 1112 up and down, each conductive through hole 1112 and each conduction are additionally provided on ceiling part 111
Column 1111 is corresponding and is electrically connected.Specifically, it in the present embodiment, is led by plating between conductive column 1111 and conductive through hole 1112
Electric metal and realize electrical connection.Conductive column 1111 is set to the corner of radiating surface 12, increases the path of electric current walking, and then improve
The convergence of the S parameter of integrated radiation unit 1.
In other embodiment, ceiling part 111 can also be curved-surface structure, and the shape of ceiling part 111 can be according to actual needs
And it is arranged.
The inner hollow of support element 112, feed tab 14 are set to the outer outer surface of support element 112, and balun is set to support element 112
Inner surface.Specifically, in the present embodiment, support element 112 be hollow truncated rectangular pyramids, including four side walls 1121, a roof and
One bottom wall 1122, roof and bottom wall 1122 are square, and the length of side of roof is more than the length of side of bottom wall 1122.Other embodiment
In, support element 112 can also be hollow circuit cylinder, hollow triangular prism or hollow other structures, can be arranged according to actual needs.
The inner surface of support element 112 is set there are four mutual independent balun, and each balun is mutual in the inner surface of support element 112
It is independent, and be electrically connected respectively with the bottom wall of support element 112 1122.Specifically, in this implementation, each balun is L-shaped, is set to adjacent
On two side 1121.
The bottom wall 1122 of support element 112 is equipped with the second ground area 1125, the second ground area 1125 and feeding network
Balun ground connection is realized in 15 electrical connections.Specifically, in the present embodiment, the upper surface and the lower surface of the bottom wall 1122 of support element 112 is equal
Electroplated conductive metal, and the bottom wall 1122 of support element 112 is equipped with multiple metallization VIAs 1129, realizes the bottom of support element 112
The upper surface of wall 1122 is electrically connected with lower surface, and then realizes the ground connection of balun.
More preferably, the blocking unit 1126 of side wall 1121, each blocking unit are run through there are four being set on the side wall 1121 of support element 112
1126 block the electrical connection of each balun between adjacent two balun.Specifically, blocking unit 1126 is prolonged from bottom wall 1122 to roof
It stretches.The setting of blocking unit 1126 can also mitigate the weight of integrated radiation unit 1.
Feed tab 14, four 14 axial symmetry of feed tab or central symmetry there are four being set on the outer surface of support element 112.Two
Feed tab 14 is one group, and two groups of feed tabs 14 correspond to two polarization of integrated radiation unit 1 respectively, and in every group of feed tab 14
Two feed tabs 14 be located on the opposite face of support element 112.Specifically, in the present embodiment, feed tab 14 is in hook type.Other are implemented
In example, feed tab 14 can also be the other shapes of load parasitic structure, select according to actual needs.
Each feed tab 14 extends to the bottom wall 1122 of support element 112 and is formed with pad 1128.Specifically, the present embodiment
In, pad 1128 is rectangular.In other embodiment, pad 1128 can also be round, arbitrary polygon, can according to actual needs and
Setting.
Refering to Fig. 4, set on feeding network 15 there are four with 1128 one-to-one solder joint 151 of pad, solder joint 151 and pad
Being electrically connected for feeding networks 15 and feed tab 14 and being fixedly connected for feeding network 15 and radiating element main body are realized in 1128 connections.
Specifically, in the present embodiment, feeding network 15 is made by etching conductive metal patch in PCB substrate and is formed.Its
In his embodiment, feeding network 15 can also be to adhere to conductive metal layer in PCB substrate to constitute.
More preferably, feeding network 15 includes two groups of one-to-two constant amplitude co-phasing networks.The crossing elimination portion of each feeding network 15
Divide and be staggered in the bottom of feeding network 15 by metallization VIA 155, that is, it is one group of feeding network to have metallization VIA 155
15, no metallization VIA 155 is another group of feeding network 15.
More preferably, multiple location holes 153 are additionally provided on feeding network 15, the bottom wall 1122 of support element 112 is equipped with and determines
Position hole 153 corresponds and mutually matched positioning column 1127, realizes the positioning between radiating element main body and feeding network 15,
Paster technique is set more to refine.Because radiating element main body is structure as a whole, thus radiating element main body and feeding network 15 it
Between be connected and fixed paster technique realization can be used, can be used for producing in batches, and consistency is high, efficient, precision is high.
Feeding network 15 is equipped with and the second ground area 1125 corresponding first on the bottom wall 1122 of support element 112
Ground area 152, the first ground area 152 are electrically connected with the second ground area 1125.Specifically, in the present embodiment, transmission network
The region that four solder joints 151 on network 15 are enclosed does not take off the conductive metal and forms the first ground area 152, i.e., four welderings
Point 151 is located at the periphery of the first ground area 152.More preferably, it is additionally provided with an at least grounding through hole on the first ground area 152
154, grounding function is better achieved.
Specifically, in the present embodiment, feeding network 15 and the paster technique of radiating element main body are：Soldering paste is printed to pad
On 1128, the correspondence of solder joint 151 of feeding network 15 is installed at the pad 1128 of radiating element main body, then pass through reflow soldering
So that soldering paste is melted, make radiating element main body together with the PCB substrate strong bond of feeding network 15, feeding network 15 is fixed
In in radiating element main body.In other embodiment, solder joint 151 can also be connect by patch adhesive curing to realize with pad 1128
It is fixed.Compared to traditional welding procedure, paster technique is that feeding network 15 is installed on the specified position of radiating element main body,
Therefore accuracy higher, improves the consistency of integrated radiation unit 1, improves efficiency of assembling.
The present invention also provides a kind of antennas, including integrated radiation unit 1 as above.Integrated radiation unit 1 is one whole
Body, integrated modular degree is high, improves the consistency of antenna, it can be achieved that larger bandwidth, especially suitable for 5G frequency ranges, but not
5G frequency ranges are confined to, 2G, 3G and 4G frequency range are could be applicable to.
Refering to Fig. 5, the present invention also provides a kind of intensive aerial arrays of 5G, including multiple antennas as above, mutiple antennas battle arrays
Row arrangement.The antenna of the present invention uses integrated radiation unit 1, therefore compact-sized, and group battle array is convenient, intensive especially suitable for 5G
Aerial array, but it is not limited to the intensive aerial arrays of 5G, it may also be used for TD binary channels, eight channel antennas etc. can staggered arrangement
Can not staggered arrangement, can fix Tilt Anteanna, also can be used as electricity adjust Tilt Anteanna, also can only in the form of binary oscillator work
Make.
As shown from the above technical solution, the advantages and positive effects of the present invention are：The integrated radiation unit of the present invention
Radiating surface, feed tab and the balun being formed in using insulating carrier and by electroplated conductive metal on insulating carrier, eliminate three
Assembling process between person.Feeding network is fixed in radiating element main body by paster technique again, and feeding network and feed
Piece is electrically connected.Integrated radiation unit is integral, and integrated modular degree is high, and high precision machining improves the consistent of antenna
Property is, it can be achieved that larger bandwidth.And the integrated radiation unit assembling process of the present invention is simple, is conducive to save working hour, reduces life
Produce cost.Integrated radiation cellular construction is compact, and group battle array is convenient, light-weight, especially suitable for the intensive aerial arrays of 5G.
The preferable possible embodiments that these are only the present invention, not limit the scope of the invention, all with the present invention
Equivalent structure variation made by specification and accompanying drawing content, is included within the scope of protection of the present invention.
Claims (10)
1. a kind of integrated radiation unit, which is characterized in that including：
Radiating element main body, including insulating carrier and on the insulating carrier electroplated conductive metal and formed at least one radiation
Face, at least a balun, at least a feed tab；Wherein, the balun ground connection；
Feeding network is fixed on by paster technique in the radiating element main body, and be electrically connected with the feed tab.
2. integrated radiation unit according to claim 1, which is characterized in that the insulating carrier includes ceiling part, and
The support element of the ceiling part is supported set on the lower surface of the ceiling part；
The radiating surface is attached to the upper surface of the ceiling part；
The outer surface of the inner hollow of the support element, the support element is formed with the feed tab, the interior table of the support element
Face is formed with the balun；
The feeding network is equipped with the first ground area, and the balun is electrically connected described bar of realization with first ground area
The ground connection of human relations.
3. integrated radiation unit according to claim 2, which is characterized in that there are four the inner surface of the support element is set
Mutual independent balun, each balun be electrically connecteds with the bottom wall of the support element respectively, the support element bottom wall equipped with it is described
Corresponding second ground area in first ground area, second ground area are electrically connected with first ground area.
4. integrated radiation unit according to claim 2, which is characterized in that independent there are four being set on the ceiling part
Radiating surface, and four radiating surface central symmetries；
The lower surface of the ceiling part is set there are four the conductive column that protrudes out downwards, each conductive column corresponded with the radiating surface and
Be centrosymmetric distribution；
Four conductive through holes up and down are additionally provided on the ceiling part, each conductive through hole is corresponding with each conductive column and is electrically connected
It connects.
5. integrated radiation unit according to claim 4, which is characterized in that there are four being set on the side wall of the support element
Through the blocking unit of the side wall, each blocking unit blocks the electrical connection of each balun between adjacent two balun.
6. integrated radiation unit according to claim 2, which is characterized in that the outer surface of the support element is equipped with four
A feed tab, four feed tab axial symmetry or central symmetry；
Each feed tab extends to the bottom wall of the support element and is formed with pad；
It is connect with the pad with the one-to-one solder joint of the pad, the solder joint there are four being set on the feeding network.
7. integrated radiation unit according to claim 6, which is characterized in that four solder joints are located at the access area
The periphery in domain；
An at least grounding through hole is additionally provided on the ground area.
8. integrated radiation unit according to claim 2, which is characterized in that it is multiple fixed to be additionally provided on the feeding network
The bottom wall in position hole, the support element is equipped with and location hole one-to-one correspondence and mutually matched positioning column.
9. a kind of antenna, which is characterized in that including the integrated radiation unit described in claim 1-8 any one.
10. a kind of intensive aerial arrays of 5G, which is characterized in that including the antenna described in multiple claims 9, mutiple antennas array
Arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810475315.XA CN108711673B (en) | 2018-05-17 | 2018-05-17 | Integrated radiating element, antenna and 5G dense antenna array |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810475315.XA CN108711673B (en) | 2018-05-17 | 2018-05-17 | Integrated radiating element, antenna and 5G dense antenna array |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108711673A true CN108711673A (en) | 2018-10-26 |
| CN108711673B CN108711673B (en) | 2020-10-30 |
Family
ID=63869270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810475315.XA Active CN108711673B (en) | 2018-05-17 | 2018-05-17 | Integrated radiating element, antenna and 5G dense antenna array |
Country Status (1)
| Country | Link |
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| CN (1) | CN108711673B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2021000186A1 (en) * | 2019-06-30 | 2021-01-07 | 瑞声声学科技(深圳)有限公司 | Radiation device and base station antenna |
| CN112582786A (en) * | 2019-09-30 | 2021-03-30 | 深圳科创新源新材料股份有限公司 | Manufacturing method of antenna oscillator module, antenna oscillator module and base station antenna |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN108711673B (en) | 2020-10-30 |
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