CN105762535B - A kind of dual system independence angle of declination adjusts electric tuning antenna of base station - Google Patents
A kind of dual system independence angle of declination adjusts electric tuning antenna of base station Download PDFInfo
- Publication number
- CN105762535B CN105762535B CN201610234904.XA CN201610234904A CN105762535B CN 105762535 B CN105762535 B CN 105762535B CN 201610234904 A CN201610234904 A CN 201610234904A CN 105762535 B CN105762535 B CN 105762535B
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- China
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- phase shift
- combiner
- shift block
- work
- power splitter
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q23/00—Antennas with active circuits or circuit elements integrated within them or attached to them
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/246—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for base stations
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/14—Reflecting surfaces; Equivalent structures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
- H01Q3/30—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array
Abstract
The present invention discloses a kind of dual system independence angle of declination adjustment electric tuning antenna of base station, including head-on radiation unit and back side feeding network two large divisions.Wherein feeding network part includes single combiner, work(combiner device and independent phase shifting part, and independent phase shifting part includes two layers, this two layers lower decline angle for independently adjusting a system.So as to fulfill the function of the separately adjustable angle of declination of dual system.Each system carries out elevation radiation patytern figuration using independent feed cable network, so as to effectively improve the figuration effect of each system.Two phase shift blocks up and down that independent phase shifting part includes realize that six tunnel phase shift functions can not only obtain excellent vertical plane figuration effect, but also effectively disperseed connection feeder line jointly with intermediate power splitter, so as to greatly improve assembling capacity and indicator consilience.The dual system share radiating element, independent figuration, separately adjustable angle of declination electric tuning antenna of base station scheme not only saved terrace resource, but also effectively increase the coverage effect of each system.
Description
Technical field
The present invention relates to antenna of mobile communication base station field, specifically a kind of dual system independence angle of declination that is suitable for adjusts
Electric tuning antenna of base station.
Background technology
With the granting of 4G licence plates, base station construction enters fast-developing period, and antenna is to network performance or even user experience
Influence it is increasing.How when disposing 4G networks most suitable antenna is selected, to ensure optimum network performance, and then ensured
The problem of user experience is mobile operator growing interests.
In the deployment of 4G networks, if operator often encounters following several challenges using traditional antenna：1st, it is double
Frequency network performance cannot concurrently reach it is optimal, 2, day space of planes it is nervous, 3, build and difficult in maintenance, 4, antenna weights be difficult to pipe
Reason is easy to cause MPS process and is not inconsistent with expection.
Based on this, it is necessary to for the problems of the prior art, provide a kind of dual system independence angle of declination adjustment base station electricity
Antenna is adjusted, solves the problems, such as that conventional antenna structures and performance are insufficient.
Invention content
Antenna for base station traditional at present can not meet the requirement of the separately adjustable angle of declination of dual system, and it is single can not to share radiation
Member, terrace resource can not efficiently use, and shared feeding network can not ensure the vertical plane that two systems are optimal simultaneously
Figuration effect.It thus needs to propose a kind of dual system independence angle of declination adjustment electric tuning antenna of base station scheme to solve above-mentioned ask
Topic.
To achieve these goals, the invention discloses a kind of dual system base station electricity tune days that can independently adjust angle of declination
Line scheme, the program include head-on radiation unit and back side feeding network two large divisions.Wherein feeding network part includes single close
Road device, work(combiner device and independent phase shifting part, wherein single combiner and work(combiner device form work(combiner part, and it is independent
Phase shifting part includes two layers, this two layers lower decline angle for independently adjusting a system.
Specific technical solution is as follows：
A kind of dual system independence angle of declination adjusts electric tuning antenna of base station, including being located at reflecting plate (14) positive radiating element
(1) and the feeding network positioned at reflecting plate (14) back side；Wherein, 11 one row radiation linear arrays of radiating element (1) composition, 4 row spokes
Ray battle array forms radiating surface battle array, which is shared by two communication systems, and independence is respectively adopted in the two communication systems
Feed cable network, share radiating element；The feeding network includes single combiner (9), work(combiner device (13) and only
Vertical phase shifting part, single combiner (9) and work(combiner device (13) composition work(combiner part, independent phase shifting part include two layers,
Every layer of lower decline angle for independently adjusting a system, the driver that two layers of phase shifting part of two systems passes through two groups of independence
Structure (6) is driven.
The independent phase shifting part of each layer includes upper phase shift block (3), lower phase shift block (8) and intermediate power splitter
(5), upper phase shift block (3) and lower phase shift block (8) are symmetrically distributed in the both sides of intermediate power splitter (5)；
It is electrically connected between main feed input cable and intermediate power splitter (5), the output terminal difference of intermediate power splitter (5)
It is electrically connected with the input terminal of upper phase shift block (3) and lower phase shift block (8) by coaxial cable, upper phase shift block (3)
It is electrically connected with the output terminal of lower phase shift block (8) by coaxial cable and the input port of work(combiner part；Work(combiner
The feed core (15) of partial output port and radiating element (1) is electrically connected；Another output of intermediate power splitter (5)
Port is electrically connected by coaxial cable and work(combiner device, forms intermediate not phase shifting part.
Each layer of the independent phase shifting part includes 4 above phase shift blocks (3), 4 lower phase shift blocks (8) and 4
Two-in-one intermediate power splitter (5)；For upper phase shift block close to upper antenna end lid, upper phase shift block and lower phase shift block are symmetrical
In the both sides of intermediate power splitter；Wherein, each upper phase shift block includes two upper phase shift submodules, and each lower phase shift block includes
Two lower phase shift submodules, each two-in-one intermediate power splitter including two one go out three power splitter；I.e.：Each layer of phase shift
Part includes eight polarized phase components, and each polarized phase component includes upper phase shift submodule, a lower phase shift
Submodule and one one go out three power splitter；
Phase shift block is dragged using U-tube or medium sliding type realizes equal difference phase change；Upper phase shift block moves down
Phase module and intermediate power splitter are fixed on reflecting plate (14) back side by metal profile (10)；；It upper phase shift block (3) and moves down
Phase module (8) is connect by shackle rod (4) with transmission mechanism (6)；Upper phase shift block and lower phase shift block are one to go out three
No. three phase shifters.
A plurality of longitudinal isolating bar (12) is fixed on the reflecting plate (14), longitudinal isolating bar (12) is positioned at laterally adjacent
The centre position of two row oscillators, shape are V-arrangement or L-shaped, are made using aluminium alloy panel beating technique, it acts as
Adjust the horizontal radiation pattern of antenna.
Described reflecting plate (14) face is fixed with multiple lateral isolation pieces (11), and lateral isolation piece (11) is positioned at longitudinally adjacent
The centre position of two radiating elements, shape are U-shaped or L-shaped, are made using aluminium alloy panel beating technique, are made
With the horizontal plane cross polarization ratio and S parameter to improve antenna.
The work(combiner part is made of single combiner (9) and work(combiner device (13) cross arrangement, single combiner
With work(combiner device using PCB forms, metal or plastic rivet is used to be fixed on reflecting plate (14) back side.
In the radiating element (1), feed core (15) is carried out across reflecting plate (14) with back side work(combiner part afterwards
Welding, radiating element (1) are passed through fastener and are fixed on reflecting plate (14) front using die cast metal or panel beating mode.
The present invention solves the main problem of traditional base station antenna generally existing, and the present invention includes head-on radiation unit and the back of the body
Face feeding network two large divisions.Wherein feeding network part includes single combiner, work(combiner device and independent phase shifting part, wherein
Single combiner and work(combiner device form work(combiner part, and independent phase shifting part includes two layers, independently adjust for this two layers
The lower decline angle of a whole system.Head-on radiation unit is electrically connected using contact pin mode and back side work(combiner part,
Work(combiner part and independent phase shifting part are electrically connected using cable mode, and each independent phase shifting part of layer includes eight
Polarized phase component, each phase component control a polarized phase shifting part, and each polarized phase component includes one
Upper phase shift submodule, a lower phase shift submodule and one one go out three power splitter, above three part by coaxial cable into
Row electrical connection, plays six tunnel phase shift functions jointly, and each independent phase shifting part of layer carries out unified tune using a transmission mechanism
Section, so as to fulfill the function of the separately adjustable angle of declination of dual system.
Radiating element is connected using contact pin type with back side work(combiner part and not only simplifies assembly process, saves layout
Space, and indicator consilience can be effectively improved.Work(combiner part had both realized corresponding work(using PCB integration modes
Can, and assembling capacity greatly improved.Independent feed cable network may be used to carry out vertical plane direction in each system
Figure figuration, so as to effectively increase the figuration effect of each system.Upper and lower two phase shift blocks are jointly real plus intermediate power splitter
Existing six tunnel phase shift functions can not only obtain excellent vertical plane figuration effect, but also effectively disperseed connection feeder line, so as to big
Width improves assembling capacity and indicator consilience.The dual system shares the base of radiating element, independent figuration, separately adjustable angle of declination
Electrical tilt antenna scheme of standing not only had saved terrace resource, but also effectively increased the coverage effect of each system.
Based on above-mentioned technical proposal, the present invention, which has, saves terrace resource, independent figuration, separately adjustable angle of declination effect
Fruit, it is good that dual system independence angle of declination adjustment electric tuning antenna of base station scheme provided by the invention can be achieved at the same time two communication systems
Good covering effect of signals, plays a significant role in 3G and 4G constructing communication networks.
Description of the drawings
Fig. 1 is the schematic top plan view of electric tuning antenna of base station of the present invention；
Fig. 2 is the elevational schematic view of electric tuning antenna of base station of the present invention；
Fig. 3 is the side stereoscopic schematic diagram of electric tuning antenna of base station of the present invention；
Fig. 4 is the floor map of work(combiner device of the present invention；
Fig. 5 is the layered structure schematic diagram of electric tuning antenna of base station of the present invention；
Fig. 6 is the arrangement schematic diagram of the single-row work(combiner part of the present invention；
Fig. 7 is the floor map of the intermediate power splitter of the present invention；
Wherein, 1-radiating element, 3-upper phase shift block, 4-shackle rod, 5-intermediate power splitter, 6-transmission mechanism,
8-lower phase shift block, 9-mono- combiner, 10-metal profile, 11-lateral isolation piece, 12-longitudinal isolating bar, 13-work(
Combiner device, 14-reflecting plate, 15-feed core.
Specific embodiment
Below in conjunction with the accompanying drawings and specific embodiment, the present invention is described in further details.
As shown in Figure 1 to Figure 3, dual system independence angle of declination involved in the present embodiment adjustment electric tuning antenna of base station includes
The face battle array and back side feeding network two large divisions that head-on radiation unit 1 forms.Wherein 11 head-on radiation units 1 form radiation
Battle array, 4 row radiation linear array composition radiating surface battle arrays, the radiating surface battle array being made of radiating element 1 are shared by two communication systems.The back side
Feeding network includes single combiner 9, work(combiner device 13 and independent phase shifting part, wherein independent phase shifting part includes upper phase shift mould
Block 3, lower phase shift block 8 and intermediate power splitter 5, the floor map of intermediate power splitter are as shown in Figure 7；Work(combiner part includes
Single combiner 9 and work(combiner device 13, the floor map of work(combiner device are as shown in Figure 4.Electric tuning antenna of base station of the present invention
Layered structure schematic diagram is as shown in figure 5, the upper phase shift block 3 and lower phase shift block 8 of wherein each layer same row pass through a biography
Dynamic pull rod 4 carries out structure connection, and the phase shifting part of two systems is driven respectively by two groups of transmission mechanisms 6.
It is upper far from connector direction close to connector direction defined in the present embodiment under being.
Head-on radiation unit 1 in the present embodiment, it is characterised in that feed core 15 pass through reflecting plate after with back side work(division
Road part is welded, and radiation body case is passed through fastener and be fixed on reflection using die cast metal or panel beating mode
The front of plate 14.
Reflecting plate 14 in the present embodiment is fixed on a plurality of longitudinal isolating bar 12, and isolating bar 12 is located at laterally adjacent two
The centre position of row oscillator, shape can be V-arrangement or L-shaped, be made using aluminium alloy panel beating technique, effect
To adjust the horizontal radiation pattern of antenna.
Reflecting plate 14 in the present embodiment is fixed on multiple lateral isolation pieces 11, and spacer 11 is located at longitudinally adjacent two
The centre position of a radiating element, shape can be U-shaped or L-shaped, be made using aluminium alloy panel beating technique,
It act as improving the horizontal plane cross polarization ratio and S parameter of antenna.
Work(combiner part in the present embodiment includes single combiner 9 and work(combiner device 13, single-row work(combiner part
Arrangement schematic diagram it is as shown in Figure 6.Single combiner and work(combiner device are using PCB forms, the feedback of one end and radiating element
Battery core 15 is welded, and the other end is welded with coaxial cable, and metal or plastic rivet is used to be fixed on reflecting plate 14
The back side.Work(combiner part had not only realized corresponding function, but also save backside space using the PCB integration modes of low section,
Assembling capacity greatly improved.
The independent phase shifting part of each layer in the present embodiment includes upper phase shift block 3, lower phase shift block 8 and intermediate power splitter
5, upper phase shift block 3 and lower phase shift block 8 are symmetrically distributed in the both sides of intermediate power splitter 5.Upper phase shift block 3, lower phase shift block 8
Reflection back is fixed on by metal profile 10 with intermediate power splitter 5.Upper phase shift block 3 and lower phase shift block 8 are one
Go out three No. three phase shifters.Each independent phase shifting part of layer includes eight polarized phase components, each phase component control one
A polarized phase shifting part, each polarized phase component include upper phase shift submodule, a lower phase shift submodule and one
A one goes out three power splitter, and above three part is electrically connected by coaxial cable, plays six tunnel phase shift functions jointly, this
Sample can not only obtain excellent vertical plane figuration effect, but also effectively disperse connection feeder line, can be filled so as to greatly improved
With property and indicator consilience.
Upper phase shift block 3 in the present embodiment, lower phase shift block 8, intermediate power splitter 5 and work(combiner part are mutual
It is linked together by coaxial cable.The specially input terminal of the intermediate power splitter 5 of main feed input cable connection, intermediate power splitter 5
Input terminal of two output terminals respectively with upper phase shift block 3 and lower phase shift block 8 be electrically connected by coaxial cable, in
Between another output terminal of power splitter 5 be electrically connected by coaxial cable and work(combiner device 13, upper phase shift block and
The output terminal of lower phase shift block is electrically connected by coaxial cable and the input port of work(combiner part.
The independent phase shifting part of each layer in the present embodiment carries out unified adjusting using a transmission mechanism 6, so as to fulfill
The function of the separately adjustable angle of declination of dual system.
Independent feed cable network is respectively adopted in two systems in the present embodiment, shares head-on radiation unit, in this way
Terrace resource is not only saved, and effectively increases the covering effect of signals of each system.
Above-described embodiment is the preferred embodiment of the present invention, is not used for limiting the practical range of the present invention, all not carry on the back
Any improvement, retouching and combination made from the principle of the present invention etc., belongs within the protection domain of the claims in the present invention.
Claims (6)
1. a kind of dual system independence angle of declination adjusts electric tuning antenna of base station, it is characterised in that：Including being located at reflecting plate (14) front
Radiating element (1) and the feeding network positioned at reflecting plate (14) back side；Wherein, 11 one row radiation of radiating element (1) composition
Linear array, 4 row radiation linear array composition radiating surface battle arrays, the radiating surface battle array are shared by two communication systems, the two systems are adopted respectively
With independent feed cable network, radiating element is shared；The feeding network includes single combiner (9), work(combiner device
(13) and independent phase shifting part, single combiner (9) and work(combiner device (13) form work(combiner part, independent phase shift portion subpackage
It includes two layers, every layer of lower decline angle for independently adjusting a system, two layers of phase shifting part of two systems passes through two groups of independences
Transmission mechanism (6) be driven；
The independent phase shifting part of each layer includes upper phase shift block (3), lower phase shift block (8) and intermediate power splitter (5), on
Phase shift block (3) and lower phase shift block (8) are symmetrically distributed in the both sides of intermediate power splitter (5)；
Be electrically connected between main feed input cable and intermediate power splitter (5), the output terminal of intermediate power splitter (5) respectively with it is upper
The input terminal of phase shift block (3) and lower phase shift block (8) is electrically connected by coaxial cable, upper phase shift block (3) and under
The output terminal of phase shift block (8) is electrically connected by coaxial cable and the input port of work(combiner part；Work(combiner part
The feed core (15) of output port and radiating element (1) be electrically connected；Another output port of intermediate power splitter (5)
It is electrically connected by coaxial cable and work(combiner device, forms intermediate not phase shifting part.
2. a kind of dual system independence angle of declination adjustment electric tuning antenna of base station according to claim 1, it is characterised in that：It is described
Each layer of independent phase shifting part includes 4 upper phase shift blocks (3), 4 lower phase shift blocks (8) and 4 two-in-one centres
Power splitter (5)；Upper phase shift block is symmetrically distributed in intermediate power splitter close to upper antenna end lid, upper phase shift block and lower phase shift block
Both sides；Wherein, each upper phase shift block includes two upper phase shift submodules, and each lower phase shift block includes two lower phase shift
Module, each two-in-one intermediate power splitter including two one go out three power splitter；I.e.：Each layer of phase shifting part includes eight
Polarized phase component, each polarized phase component include above phase shift submodule, a lower phase shift submodule and one
One goes out three power splitter；
Phase shift block is dragged using U-tube or medium sliding type realizes equal difference phase change；Upper phase shift block, lower phase shift mould
Block and intermediate power splitter are fixed on reflecting plate (14) back side by metal profile (10)；Upper phase shift block (3) and lower phase shift mould
Block (8) is connect by shackle rod (4) with transmission mechanism (6)；Upper phase shift block and lower phase shift block are three tunnels for three
Phase shifter.
3. a kind of dual system independence angle of declination adjustment electric tuning antenna of base station according to claim 2, it is characterised in that：It is described
Reflecting plate (14) on be fixed with a plurality of longitudinal isolating bar (12), longitudinal isolating bar (12) is in laterally adjacent two row oscillator
Between position, shape is V-arrangement or L-shaped, is made using aluminium alloy panel beating technique, it acts as adjust antenna water
Plane pattern.
4. a kind of dual system independence angle of declination adjustment electric tuning antenna of base station according to claim 3, it is characterised in that：It is described
Reflecting plate (14) face be fixed with multiple lateral isolation pieces (11), lateral isolation piece (11) is positioned at longitudinally adjacent two radiating elements
Centre position, shape is U-shaped or L-shaped, is made using aluminium alloy panel beating technique, it acts as improve antenna
Horizontal plane cross polarization ratio and S parameter.
5. a kind of dual system independence angle of declination adjustment electric tuning antenna of base station according to claim 4, it is characterised in that：It is described
Work(combiner part be made of single combiner (9) and work(combiner device (13) cross arrangement, single combiner and work(combiner device
Using PCB forms, metal or plastic rivet is used to be fixed on reflecting plate (14) back side.
6. a kind of dual system independence angle of declination adjustment electric tuning antenna of base station according to claim 5, it is characterised in that：It is described
Radiating element (1) in, feed core (15) welded afterwards with back side work(combiner part across reflecting plate (14), radiating element
(1) using die cast metal or panel beating mode, and pass through fastener and be fixed on reflecting plate (14) front.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610234904.XA CN105762535B (en) | 2016-04-15 | 2016-04-15 | A kind of dual system independence angle of declination adjusts electric tuning antenna of base station |
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| CN201610234904.XA CN105762535B (en) | 2016-04-15 | 2016-04-15 | A kind of dual system independence angle of declination adjusts electric tuning antenna of base station |
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| CN105762535B true CN105762535B (en) | 2018-06-29 |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106654494A (en) * | 2016-09-28 | 2017-05-10 | 武汉虹信通信技术有限责任公司 | Dual-system phase shift combining module and separate electronic tilting antenna |
| CN113013590B (en) * | 2017-12-11 | 2024-04-09 | 华为技术有限公司 | Feed equipment, antenna and electronic equipment |
| CN111668605B (en) * | 2020-07-02 | 2021-07-09 | 中信科移动通信技术股份有限公司 | Electrically-controlled antenna used along high-speed rail |
| CN112886171B (en) * | 2021-01-06 | 2022-04-08 | 武汉虹信科技发展有限责任公司 | Power dividing combiner, feed network and electrically-controlled antenna |
| CN113363735A (en) * | 2021-05-25 | 2021-09-07 | 武汉虹信科技发展有限责任公司 | 5G large-scale array electrically-controlled antenna |
| CN113708087A (en) * | 2021-08-30 | 2021-11-26 | 中信科移动通信技术股份有限公司 | Fusion antenna |
| CN115411527B (en) * | 2022-04-27 | 2023-08-04 | 江苏亨鑫科技有限公司 | Device applied to integrated feed network fusing base station antennas |
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| US6072432A (en) * | 1997-05-02 | 2000-06-06 | Radio Frequency Systems, Inc. | Hybrid power tapered/space tapered multi-beam antenna |
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| CN105762535A (en) | 2016-07-13 |
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