CN208507926U - Antenna system - Google Patents
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- CN208507926U CN208507926U CN201820909445.5U CN201820909445U CN208507926U CN 208507926 U CN208507926 U CN 208507926U CN 201820909445 U CN201820909445 U CN 201820909445U CN 208507926 U CN208507926 U CN 208507926U
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Abstract
The utility model provides a kind of antenna system, including main equipment unit and antenna element, antenna element includes the antenna subelement of at least two individual packages, antenna subelement includes first shell and antenna module and radio frequency male connector by first shell encapsulation, radio frequency male connector is connected with antenna module, main equipment unit includes second shell and apparatus assembly and multiple radio frequency females by second shell encapsulation, multiple radio frequency females are respectively connected with apparatus assembly and are arranged in a one-to-one correspondence with the radio frequency male connector of each antenna subelement, the radio frequency male connector of each antenna subelement can corresponding with each radio frequency female of main equipment unit adaptation blindmate form radio-frequency contact pair, so that antenna element is connected with main equipment unit.Antenna element is divided into multiple antenna subelements being individually encapsulated by the antenna system, so that large-scale antenna is able to small modular production, it is convenient to align between each antenna subelement and main equipment unit, and integral disassembly, assembly is flexible, and insertion loss and return loss are smaller.
Description
Technical field
The utility model relates to field of communication technology more particularly to a kind of antenna systems.
Background technique
In antenna system, the connection type between antenna element and existing main equipment mainly uses the built-in installation of equipment
With external connection two ways, wherein mounting means built in equipment refers to for antenna element and main equipment unit being packaged in together
In one cover, and antenna element is connect with main equipment unit to realize signal by being set to the radio-frequency joint inside cover
Transmission, and the external connection type of equipment refers to that antenna element and main equipment unit are packaged in respectively in independent cover, antenna list
It is connected between member and main equipment unit by radio frequency coaxial cables wire jumper.Currently, by all antenna modules in same common antenna
(such as radiation cell array, reflecting plate, feeding network etc.) is whole to be packaged in the base that this field is had become in an antenna house
This common recognition, however, such structure since antenna is heavier, volume is larger, is either assembled, tests or transported, difficulty of construction
Larger, the water-proofing treatment to antenna overall package is also complicated.
Utility model content
The purpose of the utility model is to overcome above-mentioned the deficiencies in the prior art, a kind of small modular, conveniently is provided
The antenna system of construction.
In order to solve the above-mentioned technical problem, technical solution used by the antenna system of the utility model is:
A kind of antenna system, including main equipment unit and antenna element, the antenna element include at least two independent envelopes
The antenna subelement of dress, the antenna subelement include first shell and the antenna module and radio frequency that are encapsulated by the first shell
Male connector, the radio frequency male connector are connected with the antenna module, and the main equipment unit includes second shell and by the second shell
The apparatus assembly of body encapsulation and multiple radio frequency females, multiple radio frequency females and the apparatus assembly be respectively connected with and with each institute
The radio frequency male connector for stating antenna subelement is arranged in a one-to-one correspondence, the radio frequency male connector of each antenna subelement can with it is described
The corresponding adaptation blindmate of each radio frequency female of main equipment unit forms radio-frequency contact pair, so that the antenna element and the master
Unit is connected.
Further, above-mentioned antenna system further includes the sealing element that can be sealed to each radio-frequency contact to formation.
Further, the bulge loop and ring that can be mutually adapted grafting are respectively equipped in the first shell and the second shell
Slot, the bulge loop and the annular groove are enclosed respectively outside the radio frequency male connector and the radio frequency female.
Further, the sealing element includes the first sealing, and first sealing is set to the in the annular groove
One sealing.
Further, the bulge loop and the annular groove are in irregular polygon.
Further, the sealing element include the second sealing, second sealing be set to the first shell with
In the mating surface of the radio frequency male connector, and/or, in the mating surface of the second shell and the radio frequency female.
Further, each antenna subelement is respectively positioned in the second shell by location structure, and is passed through
Locking member is fixed in the second shell.
Further, the location structure includes the location hole in the first shell and the second shell, institute
Stating locking member is the threaded connector that can be locked with the location hole.
Further, the radio frequency male connector includes the first shell and the male connector that multiple intervals are embedded in first shell
Component, the male connector component include interior to the first inner conductor, the first dielectric and the first outer conductor set gradually outside；It is described
Radio frequency female includes second housing and the female component that multiple intervals are embedded in the second housing, and the female component includes
The second inner conductor, the second dielectric and the second outer conductor set gradually from inside to outside；The outer end of first outer conductor
Or the outer end of second outer conductor is equipped with the first elastic arm, the outer end of first inner conductor or second inner conductor
Outer end be equipped with the second elastic arm.
Further, the outer end of first outer conductor or the outer end of second outer conductor are equipped with circumferentially spaced
First groove of distribution, first groove divide the outer end of corresponding first outer conductor or second outer conductor
At at least two first elastic arms；The outer end of first inner conductor or the outer end of second inner conductor are equipped with edge
Second groove of circumferentially-spaced distribution, second groove are outer by corresponding first inner conductor or second inner conductor
End is divided at least two second elastic arms.
Based on the above-mentioned technical proposal, the antenna system of the utility model at least has below beneficial to effect compared with the existing technology
Fruit:
The antenna system of the utility model, in practical application, can be divided into antenna element according to the complexity of group battle array
Mutiple antennas subelement, and each antenna subelement is individually encapsulated, so that large-scale antenna is able to small modular production,
In the case where antenna channels number is more, moreover it is possible to avoid the radio-frequency joint between antenna element and main equipment unit excessive and cause
The big problem of difficulty is assembled, passes through radio frequency male connector and radio frequency female blindmate contraposition side between each antenna subelement and main equipment unit
Just, integral disassembly, assembly is flexible, and insertion loss and return loss are smaller, advantageously reduces the essence of the processing to product especially radio-frequency joint
Degree requirement, waterproof construction difficulty simultaneously promote antenna electrical performance.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of antenna system provided by the embodiment of the utility model；
Fig. 2 is the decomposition texture schematic diagram of antenna system shown in Fig. 1；
Fig. 3 is the structural schematic diagram of antenna element in antenna system shown in Fig. 1；
Fig. 4 is the enlarged diagram in Fig. 3 at A；
Fig. 5 is the radio frequency male connector of antenna system shown in Fig. 1 and the partial sectional view of radio frequency female blindmate.
Specific embodiment
In order to which the technical problems to be solved in the utility model, technical solution and beneficial effect is more clearly understood, below
In conjunction with accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific implementation described herein
Example is only used to explain the utility model, is not used to limit the utility model.
It should be noted that it can directly exist when unit is referred to as on " being fixed on " or " being set to " another unit
On another unit or it may be simultaneously present unit placed in the middle.When a unit is known as " connection " another unit, it is same
Sample is also possible to be directly connected to another unit or may be simultaneously present unit placed in the middle.
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 one or more of the features.In the utility model
In description, the meaning of " plurality " is two or more, unless otherwise specifically defined.
In addition, term " length ", " width ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal",
The orientation or positional relationship of the instructions such as "top", "bottom" "inner", "outside", " transverse direction ", " longitudinal direction " be orientation based on the figure or
Positional relationship is merely for convenience of describing the present invention and simplifying the description, rather than the device or list of indication or suggestion meaning
Member must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Referring to Figures 1 and 2, the utility model embodiment provides a kind of antenna system, including main equipment unit 200 and day
Line unit 100, the antenna subelement 110 of antenna element 100 including at least two individual packages, antenna subelement 110 include the
One shell 111 and the antenna module (not shown) and radio frequency male connector 112, radio frequency male connector 112 and antenna encapsulated by first shell 111
Component is connected, main equipment unit 200 include second shell 210 and the apparatus assembly (not shown) that is encapsulated by second shell 210 and
Multiple radio frequency females 220, multiple radio frequency females 220 are respectively connected with apparatus assembly, and multiple radio frequency females 220 and each antenna
The radio frequency male connector 112 of subelement 110 is arranged in a one-to-one correspondence, and the radio frequency male connector 112 of each antenna subelement 110 can be with main equipment unit
The corresponding adaptation blindmate of 200 each radio frequency female 220 forms radio-frequency contact pair, so that antenna element 100 and 200 phase of main equipment unit
Even.
The antenna system, in practical application, antenna element 100 can be divided into multiple days according to the complexity of group battle array
Line subelement 110, and each antenna subelement 110 is individually encapsulated, so that large-scale antenna is able to small modular production,
In the case where antenna channels number is more, moreover it is possible to avoid the radio-frequency joint between antenna element 100 and main equipment unit 200 excessive
And causes to assemble the big problem of difficulty, pass through radio frequency male connector 112 between each antenna subelement 110 and main equipment unit 200 and penetrate
The contraposition of 220 blindmate of frequency female is convenient, and integral disassembly, assembly is flexible, and insertion loss and return loss are smaller, advantageously reduces outstanding to product
It is the requirement on machining accuracy of radio-frequency joint, waterproof construction difficulty and promotes antenna electrical performance.
As a preferred embodiment of the utility model, referring to Fig. 2 to 4, radio frequency male connector 112 includes the first shell 1121
Be spaced the male connector component (not shown) that are embedded in the first shell 1121 with multiple, male connector component include in setting gradually outside
First inner conductor 1123, the first dielectric (not shown) and the first outer conductor 1122；Radio frequency female 220 includes second housing
(not shown) and it is multiple be spaced the female component (not shown) that is embedded in second housing, female component includes from inside to outside successively
The second inner conductor (not shown), the second dielectric (not shown) and the second outer conductor 221 being arranged；First outer conductor 1122
Outer end or the outer end of the second outer conductor 221 are equipped with the first elastic arm 1122a, the outer end or second of the first inner conductor 1123
The outer end of inner conductor is equipped with the second elastic arm (not shown).
Preferably, above-mentioned each male connector component is uniformly distributed in the first shell 1121, and each female component is uniformly distributed and the
In two shells, to guarantee interchangeability and Product Precision, and it is conducive to batch production.
Above-mentioned antenna subelement 110 will be set in the first shell 1121 in multiple male connector component set and form radio frequency male connector 112,
While main equipment unit 200 will be set to formation radio frequency female 220 in second housing in multiple female component set, by first
The outer end of outer conductor 1122 or the outer end of the second outer conductor 221 are equipped with the first elastic arm 1122a, the first inner conductor 1123
Outer end or the outer end of the second inner conductor are equipped with the second elastic arm, on the one hand can make outside each first outer conductor 1122 and each second
Conductor 221 is by the elasticity tension, each first inner conductor 1123 and each second inner conductor of the first elastic arm 1122a by the second bullet
Property arm elasticity tension realize quick, accurate grafting, on the other hand led outside each first outer conductor 1122 and each second after grafting
Body 221 can also be realized by the restoring force of the first elastic arm 1122a it is reliable, be stably connected with, each first inner conductor 1123 and each the
Two inner conductors can be realized by the restoring force of the second elastic arm it is reliable, be stably connected with, avoid in male connector component and female package count
Each male connector component and female component are difficult to the case where grafting contraposition when measuring more, while reducing to radio frequency male connector 112 and radio frequency
The requirement on machining accuracy of 220 boundling of female design not only realizes modularization, the miniaturization boundling design of radio-frequency joint, moreover it is possible to
Difficulty of processing and production cost can be greatly reduced, be conducive to mass production, improve packaging efficiency.
Referring to Fig. 2, Fig. 4, Fig. 5, the first elastic arm 1122a is equipped with the first outer conductor 1122, the first inner conductor 1123 is set
For having the second elastic arm, in some embodiments, by being equipped in the outer end of the first outer conductor 1122 along to being spaced apart
The first groove 1124, the outer end portion of corresponding first outer conductor 1122 can be cut at least two by the first groove 1124
One elastic arm 1122a；By being equipped in the outer end of the first inner conductor 1123 along to the second groove (not shown) being spaced apart,
The outer end portion of corresponding first inner conductor 1123 can be cut at least two second elastic arms by the second groove.Such elasticity
Structure is conducive between the first outer conductor 1122 and the second outer conductor 221 and the first inner conductor 1123 and the second inner conductor quickly
Grafting especially improves fast and easy when number more (the male female head assembly of i.e. same radio frequency male female head is more) in radio-frequency channel
Grafting is aligned, and forms steady contact, the two is avoided to generate intermodulation product because mutual connection is bad.It should be understood that if first
Elastic arm 1122a is set to the outer end of the second outer conductor 221, then can be equipped with edge in the outer end of the second outer conductor 221 accordingly
First groove 1124 of circumferentially-spaced distribution, the first groove 1124 can divide the outer end of corresponding second outer conductor 221
At at least two first elastic arm 1122a；If the second elastic arm is set to the outer end of the second inner conductor, can be accordingly second
The outer end of inner conductor is equipped with the second circumferentially spaced groove, and the second groove can be by the outer of corresponding second inner conductor
End is divided at least two second elastic arms.
In some embodiments, referring to Fig. 3 and Fig. 4, in order to further increase the first outer conductor 1122 and the second outer conductor
Contact stabilization between 221, can also above-mentioned first elastic arm 1122a be arranged for corresponding first outer conductor 1122
Or second outer conductor 221 contact boss (not shown).If the first elastic arm 1122a is set to the outer end of the first outer conductor 1122
Portion, then boss correspondence is contacted with the second outer conductor 221, if the first elastic arm 1122a is set to the outer end of the second outer conductor 221,
Then boss correspondence is contacted with the first outer conductor 1122.
Under the premise of male connector component and more female component count, as a preferred embodiment of the utility model,
The end of first outer conductor 1122 and the second outer conductor 221 can also be equipped with the first guide frame (not shown).The first guiding knot
The contraposition grafting of each first outer conductor 1122 and the second outer conductor 221 is convenient in the setting of structure, improves shield effectiveness, eliminates axially accidentally
Poor bring influences, to can be further improved the convenience of the quick grafting of radio frequency male connector 112 and radio frequency female 220.More
Be simply, first guide frame be respectively arranged on the end of the first outer conductor 1122 and the second outer conductor 221 guiding it is oblique
Face.In some embodiments, above-mentioned first guide frame is also possible to the structures such as guide groove, guide runner.
Specifically in the present embodiment, by taking the first inner conductor 1123 is equipped with the second elastic arm as an example, above-mentioned second inner conductor is inserted
In the first inner conductor 1123, as a preferred embodiment of the utility model, above-mentioned first inner conductor 1123 is for inserting
If the slot of the second inner conductor is preferably tapered, the second inner conductor during being inserted into slot, the second elastic arm can produce to
Interior radial pressure further increases the reliability of connection to realize the steady contact of the second inner conductor and slot.It should be understood that
If being equipped with the second elastic arm in the second inner conductor, the slot that the second inner conductor is used to plug the first inner conductor 1123 is excellent
It selects tapered.
As a preferred embodiment of the utility model, by taking the first inner conductor 1123 is equipped with the second elastic arm as an example, on
The end for stating the second elastic arm and/or the second inner conductor is equipped with the second guide frame (not shown).Second guide frame is set
Set the contraposition grafting convenient for each first inner conductor 1123 and the second inner conductor, eliminate the influence of axial error bring, so as into
One step improves the convenience of the quick grafting of radio frequency male connector 112 and radio frequency female 220.Second guide frame is preferably oriented to oblique
Face.It should be understood that if the second inner conductor is equipped with the second elastic arm, above-mentioned second elastic arm and/or the first inner conductor
1123 end is equipped with the second guide frame.
As a preferred embodiment of the utility model, being respectively equipped in first shell 111 and second shell 210 can phase
The mutually bulge loop 113 and annular groove 230 of adaptation grafting, bulge loop 113 and annular groove 230 are enclosed respectively set on radio frequency male connector 112 and radio frequency female
Outside 220.By the way that above-mentioned bulge loop 113 and annular groove 230 is arranged, radio frequency male connector 112 and 220 blindmate of radio frequency female can be further decreased
The difficulty of contraposition thereby further ensures that easy to assembly, raising production efficiency.It should be understood that if said first shell 111
Equipped with bulge loop 113, then above-mentioned annular groove 230 is set to second shell 210, and bulge loop 113 encloses outside radio frequency male connector 112, and annular groove 230 encloses
Outside radio frequency female 220；If above-mentioned second shell 210 is equipped with bulge loop 113, above-mentioned annular groove 230 is set to first shell accordingly
Body 111, bulge loop 113 enclose outside radio frequency female 220, and annular groove 230 encloses outside radio frequency male connector 112.
Referring to Fig. 2 and Fig. 3, as a preferred embodiment of the utility model, bulge loop 113 and annular groove 230 are in irregular
Polygon.It can use irregular bulge loop 113 in this way and annular groove 230 play the role of fool proof, guide-localization, further mentioning
Also it is avoided that assembling contraposition is inaccurate and makes each between antenna subelement 110 and main equipment unit 200 while height assembling convenience
Radio frequency male connector 112 and radio frequency female 220 are impaired.
As a preferred embodiment of the utility model, above-mentioned bulge loop 113 and/or annular groove 230 are equipped with third guiding knot
Structure (not shown) further increases the convenience of the quick grafting of first shell 111 and second shell 210 to realize that shell is oriented to
Property.Relatively simple, which is guiding surface.In some embodiments, above-mentioned third guide frame can also
To be the structures such as guide groove, guide runner, each male connector component and each female modular connector pair are advantageously reduced to a certain extent
The difficulty of position.
Specifically in the present embodiment, above-mentioned antenna system further includes the sealing member that can be sealed to each radio-frequency contact to formation
Part.The setting of sealing element can make the antenna system have better waterproof performance.
Referring to Fig. 2 to 5, as a preferred embodiment of the utility model, sealing element includes the first sealing 310,
First sealing 310 is set to the first sealing 310 in annular groove 230.In practical application, in 230 grafting of bulge loop 113 and annular groove
While compress the first sealing 310 being located in mating surface using bulge loop 113 and the mutual chucking power of annular groove 230 can be square
Just realization sealing, compact overall structure is easy to assembly, occupies little space.
Referring to Fig. 5, as a preferred embodiment of the utility model, above-mentioned sealing element may also include the second sealing
320, the second sealing 320 is set in the mating surface of first shell 111 and radio frequency male connector 112, and/or, it is set to second shell 210
In the mating surface of radio frequency female 220.Radio frequency male connector 112 and first can be further increased by the way that the second sealing 320 is arranged
Sealing performance between shell 111 and/or radio frequency female 220 and second shell 210, it is ensured that antenna subelement 110 and main equipment
While connection reliability is preferable between unit 200, and guarantee the waterproof reliability of antenna system entirety.Specifically in the present embodiment
In, above-mentioned second sealing 320 is set between 111 inner wall of first shell and the first shell 1121 of radio frequency male connector 112, to play
Preferable end face seal effect.
In some embodiments, the outer end face of above-mentioned sealing element 510 can be equipped with deformable annular lip (not shown), with
For first sealing 310, when the first sealing 310 is held in (specially first shell between bulge loop 113 and annular groove 230
Between 111 and second shell 210) when, two lips of deformable annular lip can be in first shell 111 and second shell 210
Clamping action under mutually open in the opposite direction, so as to increase the pressure that the first sealing 310 is applied on sealing surface,
When reaching preferable end face seal effect, play the role of radial seal, can also be reached while not increasing number of seals
To the effect of enhancing sealing.
In practical applications, it can according to need and above-mentioned sealing means selected.Above-mentioned first sealing 310 and
Two sealings 320 can be the structures such as existing sealing ring or gasket.
Referring to figs. 1 to 3, as a preferred embodiment of the utility model, each antenna subelement 110 passes through location structure
410 are respectively positioned in second shell 210, and are fixed in second shell 210 by locking member 420, to improve the aerial system
The structural soundness and resistance to shock of system.
Relatively simple as a preferred embodiment of the utility model, location structure 410 includes being set to first shell
Location hole on body 111 and second shell 210, locking member 420 are the threaded connector that can be locked with location hole.Certainly,
Above-mentioned location structure 410 can also be existing positioning baffle etc..
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all practical at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the guarantor of the utility model within novel spirit and principle
Within the scope of shield.
Claims (10)
1. a kind of antenna system, which is characterized in that including main equipment unit and antenna element, the antenna element includes at least two
The antenna subelement of a individual packages, the antenna subelement include first shell and the antenna sets that are encapsulated by the first shell
Part and radio frequency male connector, the radio frequency male connector are connected with the antenna module, and the main equipment unit includes second shell and by institute
The apparatus assembly and multiple radio frequency females, multiple radio frequency females for stating second shell encapsulation are respectively connected with the apparatus assembly
And it is arranged in a one-to-one correspondence with the radio frequency male connector of each antenna subelement, the radio frequency male connector of each antenna subelement
Can adaptation blindmate corresponding with each radio frequency female of the main equipment unit form radio-frequency contact pair so that the antenna element
It is connected with the main equipment unit.
2. antenna system according to claim 1, which is characterized in that in the first shell and the second shell respectively
Equipped with the bulge loop and annular groove that can be mutually adapted grafting, the bulge loop and the annular groove are enclosed respectively set on the radio frequency male connector and described
Outside radio frequency female.
3. antenna system according to claim 2, which is characterized in that be equipped with sealing element in the annular groove.
4. antenna system according to claim 2, which is characterized in that the bulge loop and/or the annular groove are equipped with guiding
Structure.
5. antenna system according to claim 2, which is characterized in that the bulge loop and the annular groove are in irregular polygon
Shape.
6. antenna system according to claim 3, which is characterized in that the sealing element includes the second sealing, described
Second sealing is set in the mating surface of the first shell and the radio frequency male connector, and/or, it is set to the second shell and institute
In the mating surface for stating radio frequency female.
7. antenna system according to claim 1, which is characterized in that each antenna subelement is distinguished by location structure
It is positioned in the second shell, and is fixed in the second shell by locking member.
8. antenna system according to claim 7, which is characterized in that the location structure includes being set to the first shell
With the location hole in the second shell, the locking member is the threaded connector that can be locked with the location hole.
9. antenna system according to any one of claim 1 to 8, which is characterized in that the radio frequency male connector includes first
Shell and it is multiple be spaced the male connector component that is embedded in first shell, the male connector component include in setting gradually outside
First inner conductor, the first dielectric and the first outer conductor；The radio frequency female includes that second housing and multiple intervals are embedded at
Female component in the second housing, the female component include the second inner conductor set gradually from inside to outside, second absolutely
Edge medium and the second outer conductor；The outer end of first outer conductor or the outer end of second outer conductor are equipped with the first elasticity
The outer end of arm, the outer end of first inner conductor or second inner conductor is equipped with the second elastic arm.
10. antenna system according to claim 9, which is characterized in that the outer end of first outer conductor or described
The outer end of two outer conductors is equipped with the first circumferentially spaced groove, and first groove will be led outside corresponding described first
The outer end portion of body or second outer conductor is cut at least two first elastic arms；The outer end of first inner conductor
Or the outer end of second inner conductor is equipped with the second circumferentially spaced groove, second groove will be corresponding described
The outer end portion of first inner conductor or second inner conductor is cut at least two second elastic arms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820909445.5U CN208507926U (en) | 2018-06-12 | 2018-06-12 | Antenna system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820909445.5U CN208507926U (en) | 2018-06-12 | 2018-06-12 | Antenna system |
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| Publication Number | Publication Date |
|---|---|
| CN208507926U true CN208507926U (en) | 2019-02-15 |
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ID=65289094
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| CN201820909445.5U Active CN208507926U (en) | 2018-06-12 | 2018-06-12 | Antenna system |
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| CN (1) | CN208507926U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019238053A1 (en) * | 2018-06-12 | 2019-12-19 | 京信通信系统（中国）有限公司 | Antenna system |
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2018
- 2018-06-12 CN CN201820909445.5U patent/CN208507926U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019238053A1 (en) * | 2018-06-12 | 2019-12-19 | 京信通信系统（中国）有限公司 | Antenna system |
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Effective date of registration: 20200220 Address after: 510730 No. 6, layered Road, Guangzhou economic and Technological Development Zone, Guangdong Patentee after: COMBA TELECOM TECHNOLOGY (GUANGZHOU) Ltd. Address before: 510663 Shenzhou Road 10, Guangzhou Science City, Guangzhou economic and Technological Development Zone, Guangzhou, Guangdong Co-patentee before: COMBA TELECOM TECHNOLOGY (GUANGZHOU) Ltd. Patentee before: Comba Telecom System (China) Ltd. Co-patentee before: COMBA TELECOM SYSTEMS (GUANGZHOU) Ltd. Co-patentee before: TIANJIN COMBA TELECOM SYSTEMS Ltd. |