CN208539109U - Extensive MIMO array antenna and antenna system - Google Patents
Extensive MIMO array antenna and antenna system Download PDFInfo
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- CN208539109U CN208539109U CN201821231091.XU CN201821231091U CN208539109U CN 208539109 U CN208539109 U CN 208539109U CN 201821231091 U CN201821231091 U CN 201821231091U CN 208539109 U CN208539109 U CN 208539109U
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Abstract
The utility model relates to a kind of extensive MIMO array antenna and antenna system, extensive MIMO array antenna includes antenna element module.Antenna element module includes multiple submatrix units, power division network module and calibration network module.Multiple submatrix units are arranged in array, and submatrix unit includes at least one radiating element, and there are two the first prevention at radio-frequency port for each submatrix unit tool.Calibration network module is connected one to one by the 4th prevention at radio-frequency port and the third prevention at radio-frequency port of power division network module, and multiple 5th prevention at radio-frequency port concentration of calibration network module is connected with multiport radio frequency connector.Above-mentioned extensive MIMO array antenna, since prevention at radio-frequency port concentration being connected on multiport radio frequency connector, it is connect by multiport radio frequency connector with radio-frequency apparatus wire jumper, the structural compactness of extensive MIMO array antenna can so be improved, optimize the prevention at radio-frequency port arrangement of antenna, it can be convenient for antenna assemblies, disassembly and maintenance, simplify the difficulty of construction of entire wiring engineering.
Description
Technical field
The utility model relates to antenna technical fields, more particularly to a kind of extensive MIMO array antenna and aerial system
System.
Background technique
As the fining depth of mobile communications network covers, about with extensive MIMO array (that is: extensive antenna
Array) research of the 5th third-generation mobile communication technology (5th-generation, 5G) has been unfolded.However, existing 5G days at present
Line unit is usually to be built in radio-frequency apparatus, i.e. 5G antenna element is packaged in radio-frequency apparatus, this traditional application mode
Assembly and disassembly are not easy to, while can also be safeguarded to subsequent installation and bring inconvenience.
Summary of the invention
Based on this, it is necessary to it overcomes the deficiencies of existing technologies, a kind of extensive MIMO array antenna and antenna system is provided,
It can be convenient for antenna assemblies, disassembly and maintenance, and can reduce the difficulty of construction of wiring engineering.
Its technical solution is as follows: a kind of extensive MIMO array antenna, including antenna element module, the antenna element mould
Block includes: multiple submatrix units, and multiple submatrix units are arranged in array, and the submatrix unit includes at least one spoke
Unit is penetrated, there are two the first prevention at radio-frequency port for each submatrix unit tool；Power division network module, the power division network module have
Multiple second prevention at radio-frequency port and multiple third prevention at radio-frequency port, the power division network module by second prevention at radio-frequency port with it is described
First prevention at radio-frequency port of submatrix unit connects one to one；Calibration network module, the calibration network module have multiple
4th prevention at radio-frequency port and multiple 5th prevention at radio-frequency port, the calibration network module pass through the 4th prevention at radio-frequency port and the function point
The third prevention at radio-frequency port of network module connects one to one, multiple 5th prevention at radio-frequency port of the calibration network module
Concentration is connected with multiport radio frequency connector.
A kind of antenna system, it is described MIMO gusts extensive including the extensive MIMO array antenna and radio-frequency apparatus
Array antenna connects after independently encapsulating with the radio-frequency apparatus through the multiport radio frequency connector.
Above-mentioned extensive MIMO array antenna and antenna system, since prevention at radio-frequency port concentration is connected to multiport
It on radio frequency connector, is connect by multiport radio frequency connector with radio-frequency apparatus wire jumper, can so improve extensive MIMO array
The structural compactness of antenna optimizes the prevention at radio-frequency port arrangement of antenna, can be convenient for antenna assemblies, disassembly and maintenance, simplifies entire
The difficulty of construction of wiring engineering.
The antenna element module further includes reflecting plate in one of the embodiments, the power division network module and institute
Calibration network module is stated to be respectively arranged on different pcb boards to be respectively formed power division network plate and calibration network plate, the function point
Network board is arranged on the wherein one side of the reflecting plate, and the calibration network plate is set to the another side of the reflecting plate
On, the submatrix unit is set on the one side of the power division network plate far from the reflecting plate, the multiport radio frequency connection
Device is arranged on the one side of the calibration network plate far from the reflecting plate；Alternatively, the power division network module and the school
Pseudo-crystalline lattice module be set to same multi-layer PCB board on, wherein the power division network module be set to the multi-layer PCB board upper layer with
Power division network layer is formed, the calibration network module is set to the lower layer of the multi-layer PCB board to form calibration network layer, the function
Intermediate stratum is equipped between subnetting network layers and the calibration network layer, the submatrix unit is set on the power division network layer, institute
Multiport radio frequency connector is stated on the calibration network layer.
The extensive MIMO array antenna further includes backboard in one of the embodiments, and the backboard is installed in
Between the calibration network module and the multiport radio frequency connector, it is provided on the backboard and connects for the multiport radio frequency
Connect the first through hole that device is connect with the 5th prevention at radio-frequency port of the calibration network module.
The reflecting plate is equipped with the second through-hole corresponding with the first through hole or evacuation in one of the embodiments,
Slot, the multiport radio frequency connector and second through-hole or the escape groove is corresponding is arranged.
The 5th prevention at radio-frequency port is that the PCB equipped with the calibration network module is arranged in one of the embodiments,
The contact pin of metallic vias on plate, the multiport radio frequency connector welds after the metallic vias with the metallic vias
It connects.
The multiport radio frequency connector, which passes through screw or is bolted, in one of the embodiments, is fixed on the back
On plate；Sealing ring is equipped at the first through hole on the backboard, the sealing ring is wound around the multiport radio frequency connection
The periphery of device.
The antenna element module is multiple in one of the embodiments, and multiple antenna element modules are in array
Formula is arranged on the backboard.
In one of the embodiments, the reflecting plate or simultaneously be equipped with the power division network module and the calibration network
The multi-layer PCB board of module is equipped with multiple isolation boards for two adjacent submatrix units to be isolated, it is described every
From the periphery that plate is wound around the submatrix unit.
The extensive MIMO array antenna further includes cover in one of the embodiments, the cover with it is described
Backboard is connected, and the reflecting plate, the submatrix unit, the power division network module and the calibration network module are respectively positioned on described
In cover.
Detailed description of the invention
Fig. 1 is the decomposition diagram of extensive MIMO array antenna described in an embodiment of the present invention；
Fig. 2 is the schematic rear view of extensive MIMO array antenna described in an embodiment of the present invention；
Fig. 3 is the structural representation of the Anneta module in extensive MIMO array antenna described in an embodiment of the present invention
Figure；
Fig. 4 is the enlarged diagram in Fig. 3 at A；
Fig. 5 is that the structure of the Anneta module in extensive MIMO array antenna described in another embodiment of the utility model is shown
It is intended to；
Fig. 6 is the backside structure of the Anneta module in extensive MIMO array antenna described in an embodiment of the present invention
Schematic diagram；
Fig. 7 is the multiport radio frequency connector in extensive MIMO array antenna described in an embodiment of the present invention
Structural schematic diagram；
Fig. 8 is the structural schematic diagram of antenna system described in an embodiment of the present invention.
Appended drawing reference:
100, extensive MIMO array antenna, 110, reflecting plate, 111, convex closure, the 112, second through-hole, 120, submatrix unit,
121, radiating element, 130, calibration network plate, the 131, the 5th prevention at radio-frequency port, 132, conducting wire, 140, power division network plate, 150, back
Plate, 151, first through hole, 160, multiport radio frequency connector, 161, contact pin, 170, sealing ring, 180, cover, 190, isolation board,
200, radio-frequency apparatus.
Specific embodiment
To keep the above objects, features, and advantages of the utility model more obvious and easy to understand, with reference to the accompanying drawing to this
The specific embodiment of utility model is described in detail.Many details are explained in the following description in order to abundant
Understand the utility model.But the utility model can be implemented with being much different from other way described herein, this field
Technical staff can do similar improvement without prejudice to the utility model connotation, therefore the utility model is not by following public affairs
The limitation for the specific embodiment opened.
In the description of the present invention, it should be understood that term " first ", " second " are used for description purposes only, and
It cannot be understood as indicating or implying relative importance or implicitly indicate the quantity of indicated technical characteristic.It defines as a result,
The feature of " first ", " second " can explicitly or implicitly include at least one of the features.In the description of the present invention,
The meaning of " plurality " is at least two, such as two, three etc., unless otherwise specifically defined.
In the description of the present invention, it should be understood that when an element is considered as " connection " another element,
It can be directly to another element or may be simultaneously present intermediary element.On the contrary, when element be referred to as " direct " and
When another element connects, intermediary element is not present.
In one embodiment, Fig. 1, Fig. 2 and Fig. 6, a kind of extensive MIMO array antenna 100, including antenna are please referred to
Unit module.The antenna element module includes: multiple submatrix units 120, power division network module and calibration network module.It is multiple
The submatrix unit 120 is arranged in array, and the submatrix unit 120 includes at least one radiating element 121, each described
There are two the first prevention at radio-frequency port for the tool of submatrix unit 120.The power division network module has multiple second prevention at radio-frequency port and multiple the
Three prevention at radio-frequency port.The power division network module is penetrated by second prevention at radio-frequency port with described the first of the submatrix unit 120
Frequency port connects one to one.The calibration network module has multiple 4th prevention at radio-frequency port and multiple 5th prevention at radio-frequency port 131.
The calibration network module by the third prevention at radio-frequency port of the 4th prevention at radio-frequency port and the power division network module one by one
It is correspondingly connected with, multiple 5th prevention at radio-frequency port 131 of the calibration network module are concentrated and 160 phase of multiport radio frequency connector
Even.
Above-mentioned extensive MIMO array antenna 100, since the 5th prevention at radio-frequency port 131 concentration is connected to multiport radio frequency
It on connector 160, is connect by multiport radio frequency connector 160 with 200 wire jumper of radio-frequency apparatus, can so improve extensive MIMO
The structural compactness of array antenna 100 optimizes the prevention at radio-frequency port arrangement of antenna, can be convenient for antenna assemblies, disassembly and maintenance, letter
Change the difficulty of construction of entire wiring engineering.
In one embodiment, also referring to Fig. 3, Fig. 4 and Fig. 5, the antenna element module further includes reflecting plate
110.The power division network module and the calibration network module are respectively arranged on different pcb boards to be respectively formed power division network
Plate 140 and calibration network plate 130, the power division network plate 140 are arranged on the wherein one side of the reflecting plate 110.It is described
Calibration network plate 130 is set on the another side of the reflecting plate 110, and the submatrix unit 120 is set to the power division network plate
On 140 one sides far from the reflecting plate 110, the multiport radio frequency connector 160 is arranged in the calibration network plate 130
On one side far from the reflecting plate 110.
Alternatively, the power division network module and the calibration network module are set on same multi-layer PCB board, wherein described
Power division network module is set to the upper layer of the multi-layer PCB board to form power division network layer, and the calibration network module is set to described
The lower layer of multi-layer PCB board is equipped with medially between the power division network layer and the calibration network layer with forming calibration network layer
Layer.The submatrix unit 120 is set on the power division network layer, and the multiport radio frequency connector 160 is set to the calibration net
In network layers.
In this way, the corresponding setting one by one of the power division network plate 140 and the submatrix unit 120, the power division network plate 140
For carrying out parallelly feedings, the function at least two radiating elements 121 on the submatrix unit 120 corresponding to it
Subnetwork plate 140 is electrically connected with the calibration network plate 130.Calibration network plate 130 receives each power division network plate 140
Signal input, carries out error transfer factor, to make smart antenna output performance preferably directional diagram.In addition, on calibration network plate 130
And then the structure of extensive MIMO array antenna 100 can be improved with extraneous 160 assembly and connection of multiport radio frequency connector
Compactedness optimizes the prevention at radio-frequency port arrangement of antenna, simplifies the difficulty of construction of entire wiring engineering.Specifically, on submatrix unit 120
Radiating element 121 be two, three or six.
In addition, the power division network plate 140 passes through conducting wire 132 and the 5th prevention at radio-frequency port together refering to fig. 1 with Fig. 6
131 are electrically connected.Conducting wire 132 is specifically as follows strip line or microstrip line.More specifically, power division network plate 140 passes through conduction
Contact pin 161 is electrically connected after running through reflecting plate 110 with calibration network plate 130.In this way, being able to achieve submatrix unit 120 is corresponding
Prevention at radio-frequency port is pooled on the calibration network plate 130 on 110 another side of reflecting plate.
In one embodiment, referring again to Fig. 2 and Fig. 3, the extensive MIMO array antenna 100 further includes backboard
150.The backboard 150 is installed between the calibration network module and the multiport radio frequency connector 160, the backboard
It is provided on 150 and connects for the multiport radio frequency connector 160 and the 5th prevention at radio-frequency port 131 of the calibration network module
The first through hole 151 connect.
Further, the reflecting plate 110 is equipped with second through-hole 112 corresponding with the first through hole 151 or escape groove,
The multiport radio frequency connector 160 and second through-hole 112 or the escape groove is corresponding is arranged.Alternatively, referring to Fig. 5,
The reflecting plate 110 does not need setting second through-hole 112 corresponding with the first through hole 151, but is provided with and first
The corresponding convex closure 111 of through-hole 151, convex closure 111 can avoid inserting for the multiport radio frequency connector 160 at first through hole 151
Needle 161.
Further, the 5th prevention at radio-frequency port 131 is the gold being arranged on the pcb board equipped with the calibration network module
Belong to via hole, the contact pin 161 of the multiport radio frequency connector 160 welds after the metallic vias with the metallic vias.
Further, the multiport radio frequency connector 160, which passes through screw or is bolted, is fixed on the backboard 150
On.Sealing ring 170 is equipped at the first through hole 151 on the backboard 150, the sealing ring 170 is wound around the multiterminal
The periphery of mouth radio frequency connector 160.It so, it is possible to guarantee preferable sealing performance, avoid rainwater through first through hole 151, second
Through-hole 112 enters contact damage reflecting plate 110, submatrix unit 120 and multiple 5th prevention at radio-frequency port 131.
In one embodiment, the antenna element module is multiple.Multiple antenna element modules are in array cloth
It sets on the backboard 150.Specifically, the reflecting plate 110 is at least two, and the reflecting plate 110 is decorated in array
On the backboard 150, the submatrix unit 120 and the 5th prevention at radio-frequency port 131 are equipped on the reflecting plate 110.It is described
First through hole 151 on backboard 150 is at least two, and at least two first through hole 151 are described anti-with at least two respectively
Penetrate the second accordingly setting of through-hole 112 of plate 110.In this way, the submatrix unit 120 on every piece of reflecting plate 110 and reflecting plate 110 and
Five prevention at radio-frequency port 131 are equivalent to an Anneta module, so that extensive 100 modularized design of MIMO array antenna.Specific such as Fig. 3
The reflecting plate 110 illustrated is four pieces, and corresponding Anneta module is four.It is of course also possible on backboard 150 be arranged two,
Three, five or six reflecting plates 110, so that the antenna element module installed on backboard 150 mutually should be two, three, five
It is a or six.In this way, can according to need the installing mutiple antennas unit module on backboard 150, when one of antenna element
When module damage, the other antenna element modules of repair and replacement are not needed, it is easy to maintenance, and save material.Furthermore, it is possible to by big
The miniaturization of scale MIMO array antenna 100, modularized design, can combine as needed needed for being installed on backboard 150 to be formed
The antenna of port number (such as 16 ports, 32 ports, 48 ports, 128 ports etc.), greatly improve antenna reconfigurability and
Using flexible, and multiple 5th prevention at radio-frequency port 131 of more convenient concentrated setting optimize port layout, further increase day
The convenience of line overall package and sealing waterproof construction.
In addition, the quantity of the submatrix unit 120 on reflecting plate 110 can according to need and be designed, for example, it may be 8
A, 16,32 etc..The quantity for the submatrix unit 120 on reflecting plate 110 specifically anticipated out shown in the present embodiment Fig. 1
It is 16.
Further, the reflecting plate 110 or it is equipped with the power division network module and the calibration network module simultaneously
Multi-layer PCB board is equipped with multiple isolation boards 190 for two adjacent submatrix units 120 to be isolated, it is described every
From the periphery that plate 190 is wound around the submatrix unit 120.In this way, isolation board 190 carries out two adjacent sub- array elements 120
After isolation, the isolation effect between each submatrix unit 120 can be improved, to guarantee preferable electrical effect.
Further, the extensive MIMO array antenna 100 further includes cover 180.The cover 180 and the back
Plate 150 is connected, and the reflecting plate 110, the submatrix unit 120, the power division network module and the calibration network module are equal
In the cover 180.In this way, cover 180 is to reflecting plate 110, submatrix unit 120, power division network module and calibration network
Module can play a protective role.
When extensive MIMO array antenna 100 includes multiple above-mentioned antenna element modules, by mutiple antennas unit module
For overall package in the same cover 180, cover 180 can make simpler convenience by being integrally formed, and can be into
One step simplifies entire antenna assemblies construction and waterproof construction engineering.
In one embodiment, Fig. 6 and Fig. 7 are please referred to, the shape of multiport radio frequency connector 160 can be set to disk
Shape, oblong-shaped, elliptical shape, triangle etc..
In one embodiment, referring to Fig. 8, a kind of antenna system, including the extensive MIMO array antenna 100
And radio-frequency apparatus 200.The extensive MIMO array antenna 100 and the radio-frequency apparatus 200 independently encapsulate after through multiterminal
Mouth radio frequency connector 160 connects.
Above-mentioned antenna system, due to including the extensive MIMO array antenna 100, technical effect is by advising greatly
Mould MIMO array antenna 100 is brought, without repeating.
Specifically, multiport radio frequency connector 160 includes the first multiport radio frequency connector 160 and the second multiport radio frequency
Connector 160.5th prevention at radio-frequency port 131 is connected with the first multiport radio frequency connector 160, and the radio-frequency apparatus 200 connects
It is connected to the second multiport radio frequency connector 160.The first multiport radio frequency connector 160 connects with the second multiport radio frequency
It connects device 160 and corresponds wire jumper connection.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (10)
1. a kind of extensive MIMO array antenna, which is characterized in that including antenna element module, the antenna element module packet
It includes:
Multiple submatrix units, multiple submatrix units are arranged in array, and the submatrix unit includes at least one radiation
Unit, there are two the first prevention at radio-frequency port for each submatrix unit tool；
Power division network module, the power division network module has multiple second prevention at radio-frequency port and multiple third prevention at radio-frequency port, described
Power division network module is connected one to one by first prevention at radio-frequency port of second prevention at radio-frequency port and the submatrix unit；
Calibration network module, the calibration network module has multiple 4th prevention at radio-frequency port and multiple 5th prevention at radio-frequency port, described
Calibration network module is corresponded by the 4th prevention at radio-frequency port and the third prevention at radio-frequency port of the power division network module
Multiple 5th prevention at radio-frequency port concentrations of connection, the calibration network module are connected with multiport radio frequency connector.
2. extensive MIMO array antenna according to claim 1, which is characterized in that the antenna element module further includes
Reflecting plate, the power division network module and the calibration network module are respectively arranged on different pcb boards to be respectively formed function point
Network board and calibration network plate, the power division network plate are arranged on the wherein one side of the reflecting plate, the calibration network
Plate is set on the another side of the reflecting plate, and the submatrix unit is set to one of the power division network plate far from the reflecting plate
On side, the multiport radio frequency connector is arranged on the one side of the calibration network plate far from the reflecting plate；
Alternatively, the power division network module and the calibration network module are set on same multi-layer PCB board, wherein the function point
Network module is set to the upper layer of the multi-layer PCB board to form power division network layer, and the calibration network module is set to the multilayer
The lower layer of pcb board is equipped with intermediate stratum, institute to form calibration network layer between the power division network layer and the calibration network layer
Submatrix unit is stated on the power division network layer, the multiport radio frequency connector is set on the calibration network layer.
3. extensive MIMO array antenna according to claim 2, which is characterized in that it further include backboard, the backboard dress
It is located between the calibration network module and the multiport radio frequency connector, is provided on the backboard and is penetrated for the multiport
The first through hole that frequency connector is connect with the 5th prevention at radio-frequency port of the calibration network module.
4. extensive MIMO array antenna according to claim 3, which is characterized in that the reflecting plate is equipped with and described the
Corresponding second through-hole of one through-hole or escape groove, the multiport radio frequency connector and second through-hole or the escape groove phase
It should be arranged.
5. extensive MIMO array antenna according to claim 3, which is characterized in that the 5th prevention at radio-frequency port is setting
Metallic vias on the pcb board for being equipped with the calibration network module, the contact pin of the multiport radio frequency connector is through described
It is welded after metallic vias with the metallic vias.
6. extensive MIMO array antenna according to claim 3, which is characterized in that the multiport radio frequency connector is logical
It crosses screw or is bolted and be fixed on the backboard；Sealing ring is equipped at the first through hole on the backboard, it is described close
Seal is wound around the periphery of the multiport radio frequency connector.
7. extensive MIMO array antenna according to claim 3, which is characterized in that the antenna element module is more
A, multiple antenna element modules are decorated in array on the backboard.
8. extensive MIMO array antenna according to claim 2, which is characterized in that the reflecting plate is equipped with institute simultaneously
The multi-layer PCB board for stating power division network module and the calibration network module is equipped with for by two adjacent submatrix units
The multiple isolation boards being isolated, the isolation board are wound around the periphery of the submatrix unit.
9. the extensive MIMO array antenna according to any one of claim 3 to 8, which is characterized in that further include cover
Body, the cover are connected with the backboard, the reflecting plate, the submatrix unit, the power division network module and the calibration
Network module is respectively positioned in the cover.
10. a kind of antenna system, which is characterized in that including extensive MIMO array as claimed in any one of claims 1 to 9
Antenna and radio-frequency apparatus, the extensive MIMO array antenna and the radio-frequency apparatus independently encapsulate after through the multiport
Radio frequency connector connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821231091.XU CN208539109U (en) | 2018-08-01 | 2018-08-01 | Extensive MIMO array antenna and antenna system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821231091.XU CN208539109U (en) | 2018-08-01 | 2018-08-01 | Extensive MIMO array antenna and antenna system |
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| Publication Number | Publication Date |
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| CN208539109U true CN208539109U (en) | 2019-02-22 |
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| CN201821231091.XU Active CN208539109U (en) | 2018-08-01 | 2018-08-01 | Extensive MIMO array antenna and antenna system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020024702A1 (en) * | 2018-08-01 | 2020-02-06 | 京信通信技术(广州)有限公司 | Large-scale mimo array antenna and antenna system |
-
2018
- 2018-08-01 CN CN201821231091.XU patent/CN208539109U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020024702A1 (en) * | 2018-08-01 | 2020-02-06 | 京信通信技术(广州)有限公司 | Large-scale mimo array antenna and antenna system |
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Effective date of registration: 20200108 Address after: 510730 Guangdong city of Guangzhou province Guangzhou economic and Technological Development Zone Jinbi Road No. 6 Patentee after: Jingxin Communication Technology (Guangzhou) Co., Ltd. Address before: 510663 Shenzhou Road 10, Guangzhou Science City, Guangzhou economic and Technological Development Zone, Guangzhou, Guangdong Co-patentee before: Jingxin Communication Technology (Guangzhou) Co., Ltd. Patentee before: Jingxin Communication System (China) Co., Ltd. Co-patentee before: Jingxin Communication System (Guangzhou) Co., Ltd. Co-patentee before: TIANJIN COMBA TELECOM SYSTEMS CO., LTD. |
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