CN103904437A - 3DMIMO intelligent antenna - Google Patents
3DMIMO intelligent antenna Download PDFInfo
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- CN103904437A CN103904437A CN201410114253.1A CN201410114253A CN103904437A CN 103904437 A CN103904437 A CN 103904437A CN 201410114253 A CN201410114253 A CN 201410114253A CN 103904437 A CN103904437 A CN 103904437A
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- sliding door
- joint
- mimo
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Abstract
The invention discloses a 3DMIMO intelligent antenna which comprises an antenna framework, a sliding door, an antenna cover and an antenna reflection plate. The antenna reflection plate is arranged in the antenna framework, the sliding door is arranged on the upper portion of the antenna framework, and the antenna cover is arranged on the side edge of the antenna framework. A broadband integration die-casting antenna unit is arranged on the front face of the antenna reflection plate, and a feed network and a fixedly-arranged fixed plate are horizontally laid on the back face of the antenna reflection plate. A joint is arranged on the horizontal wall face of the fixed plate, and a coupling network is arranged on the vertical wall face of the fixed plate. The straight through end of the coupling network is connected with the joint and the broadband integration die-casting antenna unit respectively, and the coupling end of the coupling network is connected with the feed network. The 3DMIMO intelligent antenna is high in precision, intelligent in wave beam shaping, stable in structure and high in maintainability and maneuverability.
Description
Technical field
The present invention relates to a kind of 3D MIMO smart antenna array, belong to mobile communication antenna technical field.
Background technology
Due to the fast development of mobile Internet, the sharp increase of business datum flow, has brought great adjustment pressure to the existing and following wireless network.For current main-stream communication system (LTE, LTE-A), increasing power system capacity, reducing interference is still most important developing goal.Current MIMO(multiple-input and multiple-output) technology mainly utilizes the horizontal direction degree of freedom dynamically to adjust transmitted signal, underuses the degree of freedom of vertical direction.3D MIMO technology can fully be excavated the space three-dimensional degree of freedom, and further reduce presence of intercell interference, improve throughput of system and frequency efficiency, be one of MIMO technology very potential direction in future.
3D MIMO as one of focus of New Wireless Technologies, it is advantageous that and can fully excavate the space three-dimensional degree of freedom, the degree of freedom of vertical direction is used.In conventional mimo system, antenna for base station all adopts the first mode of row, can only be at azimuth plane one dimension realize wave beam self adaptation, pitch orientation can only realize at most the shaped-beam of different angle of declinations, and 3D MIMO antenna system combines with major flow communication system and can form full active digital battle array, can carry out in real time wave beam forming and wave beam reconstruct.3D mimo system has higher requirement to the non-correlation of antenna, need advanced technology, rational in infrastructure, can adapt to multiple environment, can realize the adaptive 3D MIMO of wave beam Real-time Two-dimensional smart antenna.
Summary of the invention
For solving the deficiencies in the prior art, the object of the present invention is to provide a kind of 3D MIMO smart antenna of high accurate, intelligent wave beam forming.
For achieving the above object, the present invention is achieved by the following technical solutions:
A kind of 3D MIMO smart antenna, it is characterized in that, comprise antenna frame, sliding door, radome and electric wire reflecting plate, described electric wire reflecting plate is arranged in antenna frame, sliding door is arranged on the top of antenna frame, described radome is arranged on the side of antenna frame, and the front of described electric wire reflecting plate is provided with the integrated die casting antenna element in broadband, the fixed head tiling feeding network and be fixedly installed in the back side, on the horizontal wall of described fixed head, be provided with joint, on vertical wall, be provided with coupling network, the straight-through end of described coupling network is connected with the integrated die casting antenna element of joint and broadband respectively, coupled end is connected with feeding network.
Further, the side of described antenna frame is also provided with antenna cable line outlet groove, to can be good at connecting antenna element and rear end RRU system.
On described sliding door, be also provided with the door lock that forms buckle structure with antenna frame.
Described sliding door is layback, above push away, the sliding door of drop-down any form.
Described fixed head is inverted "L" shaped or T-shaped, and certainly, it can be also other shapes.
Described joint is at least one in SMA type joint, N connector, BMA type joint.
And the material of described radome is any in fiberglass, PVC, ABS.
Further, the integrated die casting antenna element in described broadband comprises broadband oscillator, positive and negative polarization feed tab and guides sheet into, wherein, described positive and negative polarization feed tab is fixed on the oscillator of broadband by a working of plastics, the bottom boss of broadband oscillator passes the fixing hole of electric wire reflecting plate, then by self-locking nut and screw fastening, and described broadband oscillator is by integrated die casting once-forming, and the described sheet of guiding into is fixed by welding on working of plastics.
The invention has the beneficial effects as follows: 3D MIMO smart antenna precision of the present invention is high, intelligence beam shaping, Stability Analysis of Structures, maintainability and operability are high, and VSWR≤1.5 of the present invention's 64 passages in 2.575GHz-2.620GHz frequency range, amplitude coincidence≤0.7dB, phase equalization≤5 °.
Brief description of the drawings
Fig. 1 is the back side overall structure schematic diagram of one embodiment of the invention;
Fig. 2 is the structural representation of the back side of one embodiment of the invention while opening the door;
Fig. 3 is the back side network topology overall diagram of one embodiment of the invention;
Fig. 4 is the back side network details figure of one embodiment of the invention;
Fig. 5 is the positive schematic internal view of one embodiment of the invention;
Fig. 6 is the structural representation of the integrated die casting antenna element in broadband of the present invention.
In figure, main Reference numeral implication is:
1, radome 2, sliding door 3, door lock 4, antenna cable line outlet groove
5, joint 6, antenna frame 7, fixed head 8, feeding network
9, coupling network 10, antenna-reflected plate 11, the integrated die casting antenna element in broadband.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is carried out to concrete introduction.
Fig. 1 is the back side overall structure schematic diagram of one embodiment of the invention; Fig. 2 is the structural representation of the back side of one embodiment of the invention while opening the door; Fig. 3 is the back side network topology overall diagram of one embodiment of the invention; Fig. 4 is the back side network details figure of one embodiment of the invention; Fig. 5 is the positive schematic internal view of one embodiment of the invention.
As Figure 1-Figure 5: 3D MIMO smart antenna, comprise antenna frame 6, sliding door 2, radome 1 and electric wire reflecting plate 10, described electric wire reflecting plate 10 is arranged in antenna frame 6, sliding door 2 is arranged on the top of antenna frame 6, described radome 1 is arranged on the side of antenna frame 6, and the front of described electric wire reflecting plate 10 is provided with the integrated die casting antenna element 11 in broadband, the fixed head 7 tiling feeding network 8 and be fixedly installed in the back side, in the present embodiment, shown fixed head is L " type, certainly, it can be also the fixed head of T-shaped or other shapes, on the horizontal wall of described fixed head 7, be provided with joint 5, joint 5 described in the present embodiment is SMA type joint, certainly, it can be also N connector or BMA type joint, or also can connect N connector or BMA type joint etc., on the vertical wall of described fixed head 7, be provided with coupling network 9, the straight-through end of described coupling network 9 is connected with the integrated die casting antenna element 11 of joint 5 and broadband respectively, the coupled end of coupling network 9 is connected with feeding network 8, in addition, the side of described antenna frame 6 is also provided with antenna cable line outlet groove 4.
During for closure firmly, on described sliding door 2, be also provided with the door lock 3 that forms buckle structure with antenna frame 6.And in the present embodiment, described sliding door 2 is side-pull type, certainly, it also can be for above pushing away or the sliding door of pull-down.In addition, the material of described radome 1 is fiberglass in the present embodiment, and it can be also any in PVC, ABS certainly.
Concrete assembling process of the present invention is: integrated broadband die casting antenna element 11 is arranged on to antenna-reflected plate 10 fronts, and high-precision feeding network 8 is arranged on the back side the fixation of antenna-reflected plate 10; Joint 5, coupling network 9 be arranged on the fixed head 7 of " L " shape and be fixed on reflecting plate 10 back sides, coupling network 9 is carried out to welding machine with the junction of joint 5, the integrated die casting antenna element 11 of feeding network 8 and broadband respectively, whole antenna-reflected plate 10 is installed on antenna frame 6 simultaneously, door lock 3 is installed on the sliding door 2 of side-pull type, and sliding door 2 is arranged on antenna frame 6, finally radome 1 is also installed on antenna frame 6.
Fig. 6 is the structural representation of the integrated die casting antenna element in broadband of the present invention.
As shown in Figure 6: the integrated die casting antenna element in broadband comprises broadband oscillator 111, positive and negative polarization feed tab 112 and guides sheet 113 into, wherein, described positive and negative polarization feed tab 112 is fixed on broadband oscillator 111 by a working of plastics 114, feed form adopts coupling feed, the bottom boss of broadband oscillator 111 passes the fixing hole of electric wire reflecting plate 10, then by self-locking nut and screw fastening, and described broadband oscillator 111 is by integrated die casting once-forming, and the described sheet 113 of guiding into is fixed by welding on working of plastics 114.
By the rational deployment of self each modular construction, realize intelligent beam shaping, can give full play to the adaptive advantage of Real-time Two-dimensional, further reduce presence of intercell interference, improved throughput of system and frequency efficiency, and then make the present invention in the working frequency range of 2.575-2.620GHz, there is high advantage accurately.
In addition, structurally, because antenna is installed on pole, in the present invention, can press two door locks 3 by both hands simultaneously, open sliding door 2 by the mode of layback, be stretched to range, that under sliding door 2 open modes, can carry out antenna and RRU is connected, realizes system debug and maintenance work, after associative operation completes, sliding door 2 is retracted and locked two door locks 3.Conventional antenna is realized when debugging, safeguarding and whole antenna must be unloaded down after installing, after having operated, antenna is mounted on pole, whole process is all work high above the ground, very inconvenient again, also may cause danger simultaneously, adopt which finely to address the above problem.
The present invention is illustrated and should be appreciated that above-described embodiment does not limit the present invention in any form according to above-described embodiment, and all employings are equal to replaces or the technical scheme that obtains of equivalent transformation mode, within all dropping on protection scope of the present invention.
Claims (8)
1. a 3D MIMO smart antenna, it is characterized in that, comprise antenna frame, sliding door, radome and electric wire reflecting plate, described electric wire reflecting plate is arranged in antenna frame, sliding door is arranged on the top of antenna frame, described radome is arranged on the side of antenna frame, and the front of described electric wire reflecting plate is provided with the integrated die casting antenna element in broadband, the fixed head tiling feeding network and be fixedly installed in the back side, on the horizontal wall of described fixed head, be provided with joint, on vertical wall, be provided with coupling network, the straight-through end of described coupling network is connected with the integrated die casting antenna element of joint and broadband respectively, coupled end is connected with feeding network.
2. a kind of 3D MIMO smart antenna according to claim 1, is characterized in that, the side of described antenna frame is also provided with antenna cable line outlet groove.
3. a kind of 3D MIMO smart antenna according to claim 1, is characterized in that, is also provided with the door lock that forms buckle structure with antenna frame on described sliding door.
4. a kind of 3D MIMO smart antenna according to claim 1, is characterized in that, described sliding door is layback, above push away, the sliding door of drop-down any form.
5. a kind of 3D MIMO smart antenna according to claim 1, is characterized in that, described fixed head is inverted "L" shaped or T-shaped.
6. a kind of 3D MIMO smart antenna according to claim 1, is characterized in that, described joint is at least one in SMA type joint, N connector, BMA type joint.
7. a kind of 3D MIMO smart antenna according to claim 1, is characterized in that, the material of described radome is any in fiberglass, PVC, ABS.
8. a kind of 3D MIMO smart antenna according to claim 1, it is characterized in that, the integrated die casting antenna element in described broadband comprises broadband oscillator, positive and negative polarization feed tab and guides sheet into, wherein, described positive and negative polarization feed tab is fixed on the oscillator of broadband by a working of plastics, the bottom boss of broadband oscillator passes the fixing hole of electric wire reflecting plate, then by self-locking nut and screw fastening, and described broadband oscillator is by integrated die casting once-forming, and the described sheet of guiding into is fixed by welding on working of plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410114253.1A CN103904437A (en) | 2014-03-26 | 2014-03-26 | 3DMIMO intelligent antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410114253.1A CN103904437A (en) | 2014-03-26 | 2014-03-26 | 3DMIMO intelligent antenna |
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| Publication Number | Publication Date |
|---|---|
| CN103904437A true CN103904437A (en) | 2014-07-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410114253.1A Pending CN103904437A (en) | 2014-03-26 | 2014-03-26 | 3DMIMO intelligent antenna |
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| CN (1) | CN103904437A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017080412A1 (en) * | 2015-11-13 | 2017-05-18 | 上海贝尔股份有限公司 | Installation part, bracket, installation assembly, and installation method for antenna |
| WO2019068317A1 (en) * | 2017-10-04 | 2019-04-11 | Huawei Technologies Co., Ltd. | Multiband antenna system |
| CN115775989A (en) * | 2022-11-21 | 2023-03-10 | 深圳市鼎耀科技有限公司 | Spliced array antenna and antenna module |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2729929Y (en) * | 2004-09-17 | 2005-09-28 | 京信通信系统（广州）有限公司 | Radom of base station plate antenna |
| CN201556707U (en) * | 2009-12-21 | 2010-08-18 | 南京恩瑞特实业有限公司 | Plug-in type glue-free nail-free antenna housing |
| CN201576742U (en) * | 2009-12-04 | 2010-09-08 | 靖江国信通信有限公司 | Compact TD-SCDMA electric regulation smart antenna |
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2014
- 2014-03-26 CN CN201410114253.1A patent/CN103904437A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2729929Y (en) * | 2004-09-17 | 2005-09-28 | 京信通信系统（广州）有限公司 | Radom of base station plate antenna |
| CN201576742U (en) * | 2009-12-04 | 2010-09-08 | 靖江国信通信有限公司 | Compact TD-SCDMA electric regulation smart antenna |
| CN201556707U (en) * | 2009-12-21 | 2010-08-18 | 南京恩瑞特实业有限公司 | Plug-in type glue-free nail-free antenna housing |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017080412A1 (en) * | 2015-11-13 | 2017-05-18 | 上海贝尔股份有限公司 | Installation part, bracket, installation assembly, and installation method for antenna |
| US10777874B2 (en) | 2015-11-13 | 2020-09-15 | Nokia Shanghai Bell Co., Ltd. | Installing unit, bracket, installing assembly of an antenna, and an installing method |
| WO2019068317A1 (en) * | 2017-10-04 | 2019-04-11 | Huawei Technologies Co., Ltd. | Multiband antenna system |
| CN111149255A (en) * | 2017-10-04 | 2020-05-12 | 华为技术有限公司 | Multi-band antenna system |
| US11469516B2 (en) | 2017-10-04 | 2022-10-11 | Huawei Technologies Co., Ltd. | Multiband antenna system |
| CN115775989A (en) * | 2022-11-21 | 2023-03-10 | 深圳市鼎耀科技有限公司 | Spliced array antenna and antenna module |
| CN115775989B (en) * | 2022-11-21 | 2024-04-19 | 深圳市鼎耀科技有限公司 | Spliced array antenna and antenna module |
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Effective date of abandoning: 20161116 |
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