CN106207495A - Dual polarized antenna and radiating element thereof - Google Patents

Dual polarized antenna and radiating element thereof Download PDF

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Publication number
CN106207495A
CN106207495A CN201610708567.3A CN201610708567A CN106207495A CN 106207495 A CN106207495 A CN 106207495A CN 201610708567 A CN201610708567 A CN 201610708567A CN 106207495 A CN106207495 A CN 106207495A
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CN
China
Prior art keywords
polarized antenna
antenna unit
line
horizontally
distributing point
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Granted
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CN201610708567.3A
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CN106207495B (en
Inventor
漆宏
漆一宏
于伟
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GENERAL TEST SYSTEMS Inc.
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JIANGSU ENICE NETWORK INFORMATION CO Ltd
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Priority to CN201610708567.3A priority Critical patent/CN106207495B/en
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith

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  • Variable-Direction Aerials And Aerial Arrays (AREA)

Abstract

The invention discloses a kind of dual polarized antenna and radiating element thereof.The radiating element of described dual polarized antenna includes: horizontally-polarized antenna unit, horizontally-polarized antenna unit is annular, horizontally-polarized antenna unit has first line of rabbet joint, outer peripheral edge that horizontally-polarized antenna unit has closing and the inner peripheral of closing limited by first line of rabbet joint；With vertical polarized antenna unit, vertical polarized antenna unit is annular, vertical polarized antenna unit has second line of rabbet joint, outer peripheral edge that vertical polarized antenna unit has closing and the inner peripheral of closing limited by second line of rabbet joint, wherein horizontally-polarized antenna unit and vertical polarized antenna unit are that decussation is arranged.Dual polarized antenna according to embodiments of the present invention and radiating element thereof have that gain is higher, frequency band is wider, radiation scope is big, interport isolation is more preferable, cross polarization index more preferably, structure more flexibly, be more easy to carry out the advantage such as performance and index optimization.

Description

Dual polarized antenna and radiating element thereof
Technical field
The present invention relates to the communications field, in particular to dual polarized antenna, further relate to the radiation of described dual polarized antenna Unit.
Background technology
There is the defect that gain is little, wideband is narrow in existing dual polarized antenna.
Summary of the invention
It is contemplated that one of technical problem solved the most to a certain extent in correlation technique.To this end, the present invention carries Go out a kind of to there is high-gain, the dual polarized antenna of wide band advantage.
The present invention also proposes the radiating element of a kind of described dual polarized antenna.
The radiating element of the dual polarized antenna of embodiment includes according to a first aspect of the present invention: horizontally-polarized antenna unit, Described horizontally-polarized antenna unit is annular, and described horizontally-polarized antenna unit has first line of rabbet joint, described horizontally-polarized antenna Outer peripheral edge that unit has closing and the inner peripheral of closing limited by described first line of rabbet joint；With vertical polarized antenna unit, Described vertical polarized antenna unit is annular, and described vertical polarized antenna unit has second line of rabbet joint, described vertical polarized antenna Outer peripheral edge that unit has closing and the inner peripheral of closing limited by described second line of rabbet joint, wherein said horizontally-polarized antenna Unit and described vertical polarized antenna unit are that decussation is arranged.
By arranging described radiating element, dual polarized antenna can be made to have high-gain, wide band advantage.
It addition, the radiating element of dual polarized antenna according to the above embodiment of the present invention can also have following additional skill Art feature:
According to one embodiment of present invention, described horizontally-polarized antenna unit is tabular, described vertical polarized antenna Unit is tabular, and the side of in wherein said horizontally-polarized antenna unit and described vertical polarized antenna unit sets There is another in through slot, described horizontally-polarized antenna unit and described vertical polarized antenna unit through described through slot, Or described horizontally-polarized antenna unit is tabular, described vertical polarized antenna unit is tabular, described horizontal polarization sky Line unit and described vertical polarized antenna unit are positioned in different planes.
According to one embodiment of present invention, described horizontally-polarized antenna unit includes the first noumenon and the first protuberance, Described first protuberance is connected with described the first noumenon and relative described the first noumenon protrudes, and described first protuberance is configured to folding Curved shape, wherein said the first noumenon and described first protuberance limit described first line of rabbet joint；Described vertical polarized antenna unit Including the second body and the second protuberance, described second protuberance is connected with described second body and relative described second body is convex Going out, described second protuberance is configured to bending-like, and wherein said second body and described second protuberance limit described second The line of rabbet joint, described the first noumenon and described second body are that decussation is arranged.
According to one embodiment of present invention, described the first noumenon is positioned in the first plane, described second body with institute The remainder stating the most described second body of part that the first noumenon intersects protrudes, the described remainder of described second body Be positioned in described first plane, or, described second body is positioned in the first plane, described the first noumenon with described second The remainder of the most described the first noumenon of part that body intersects protrudes, and the described remainder of described the first noumenon is positioned at described In first plane.
According to one embodiment of present invention, in described horizontally-polarized antenna unit and described vertical polarized antenna unit At least one is provided with the 3rd line of rabbet joint of closing.
According to one embodiment of present invention, described horizontally-polarized antenna unit have the first longitudinally asymmetric axis, first Lateral symmetry axis and the first center, described first line of rabbet joint is relative to described first longitudinally asymmetric axisymmetrical, relative to described First lateral symmetry axisymmetrical, symmetrical relative to described first revenue centre, described vertical polarized antenna unit has second Longitudinally asymmetric axis, the second lateral symmetry axis and the second center, described second line of rabbet joint is relative to described second longitudinally asymmetric axle Line is symmetrical, relative to described second lateral symmetry axisymmetrical, relative to described second revenue centre symmetry.
According to one embodiment of present invention, described first protuberance is multiple, and multiple described first protuberances are to described The same side of the first noumenon is protruded, plurality of described first protuberance relative to described first longitudinally asymmetric axis, described the Each in the minds of in one lateral symmetry axis and described first is symmetrically arranged, and described second protuberance is multiple, Duo Gesuo Stating the second protuberance to protrude to the same side of described second body, plurality of described second protuberance is vertical relative to described second Each in the minds of in the axis of symmetry, described second lateral symmetry axis and described second is symmetrically arranged, or described One protuberance is multiple, and the part in multiple described first protuberances is stretched out to the first side of described the first noumenon, Duo Gesuo The remainder stated in the first protuberance stretches out to the second side of described the first noumenon, and the first side of described the first noumenon is with described Second side of the first noumenon is relative, and multiple described first protuberances are relative to described first longitudinally asymmetric axis, described first horizontal stroke Each in the minds of in the axis of symmetry and described first is symmetrically arranged, and described second protuberance is multiple, and multiple described A part in two protuberances is stretched out to the first side of described second body, the remainder in multiple described second protuberances to Second side of described second body is stretched out, and the first side of described second body is relative with the second side of described second body, multiple Described second protuberance is relative in the minds of in described second longitudinally asymmetric axis, described second lateral symmetry axis and described second Each be symmetrically arranged.
According to one embodiment of present invention, the both sides being positioned at described first line of rabbet joint of described horizontally-polarized antenna unit The remainder bending of two sidepiece the most described horizontally-polarized antenna unit, being positioned at of described vertical polarized antenna unit is described The remainder bending of two sidepiece the most described vertical polarized antenna unit of the both sides of second line of rabbet joint.
The dual polarized antenna of embodiment includes radiating element according to a second aspect of the present invention, according to described radiating element originally The radiating element of the dual polarized antenna described in invention first aspect；First feed element and the second feed element, described first feedback Electric unit and described horizontally-polarized antenna unit matching, described second feed element and described vertical polarized antenna unit matching； And reflecting plate, described reflecting plate is located at the lower section of described radiating element.
Dual polarized antenna according to embodiments of the present invention has high-gain, wide band advantage.
According to one embodiment of present invention, described first feed element includes being located on described horizontally-polarized antenna unit The first distributing point and the first feeder cable of being connected with described first distributing point, described second feed element includes being located at institute State the second distributing point on vertical polarized antenna unit and the second feeder cable being connected with described second distributing point, Qi Zhongsuo Stating the first feeder cable is the first balanced transmission line or the first non-balanced transmission line, and described second feeder cable is that the second balance passes Defeated line or the second non-balanced transmission line.
According to one embodiment of present invention, described first distributing point is one or two, and described second distributing point is one Individual or two, it is preferable that described first distributing point is adjacent to the first center of described horizontally-polarized antenna unit, described in two The most described first centrosymmetry of first distributing point, described second distributing point is adjacent to the of described vertical polarized antenna unit Two centers, two the most described second centrosymmetry of described second distributing point.
According to one embodiment of present invention, described first feeder cable is the first balanced transmission line and described second feed Cable is the second balanced transmission line, and described first feed element farther includes the first balun and the first coaxial cable, described Two feed element farther include the second balun and the second coaxial cable, the first end of wherein said first balanced transmission line and institute State the first distributing point be connected and the second end be connected with described first balun, described first balun and described first coaxial cable phase Even, the first end of described second balanced transmission line is connected with described second distributing point and the second end is connected with described second balun, Described second balun is connected with described second coaxial cable.
According to one embodiment of present invention, each in described first balanced transmission line and described second balanced transmission line Individual holding wire and the line of return of including, described first balun includes that the first metalwork and the first connecting line, described second balun include Second metalwork and the second connecting line, the first end of the holding wire of wherein said first balanced transmission line and described first distributing point It is connected and the second end is connected with described first connecting line, the first end of the line of return of described first balanced transmission line and described first Distributing point is connected and the second end is connected with described first metalwork, the first end of the holding wire of described second balanced transmission line and institute State the second distributing point be connected and the second end be connected with described second connecting line, the first of the line of return of described second balanced transmission line End be connected with described second distributing point and the second end and the second metalwork connected, the inner wire of described first coaxial cable is with described First connecting line is connected, and the outer conductor of described first coaxial cable is connected with described first metalwork, described second coaxial cable Inner wire be connected with described second connecting line, the outer conductor of described second coaxial cable is connected with described second metalwork.
According to one embodiment of present invention, described first feed element farther includes the first non-equilibrium transmission part, Described second feed element farther includes the second non-equilibrium transmission part, and described first non-equilibrium transmission part includes the 3rd gold medal Belonging to part and the 3rd connecting line, described second non-equilibrium transmission part includes the 4th metalwork and the 4th connecting line, wherein said the The inner wire of one coaxial cable is connected with described first connecting line, outside described first coaxial cable by described 3rd connecting line Conductor is connected with described first metalwork by described 3rd metalwork, and the inner wire of described second coaxial cable passes through described the Four connecting lines are connected with described second connecting line, and the outer conductor of described second coaxial cable passes through described 4th metalwork with described Second metalwork is connected.
According to one embodiment of present invention, described reflecting plate has at least two and is positioned at the part of Different Plane.
According to one embodiment of present invention, described reflecting plate has the groove of open upper end, described first feed element With being located at least partially in described groove of each in described second feed element.
According to one embodiment of present invention, described reflecting plate is arc, the middle part of described reflecting plate be positioned at described instead Penetrate the lower section at the edge of plate, or described reflecting plate include lower plate and be located at described lower plate upper surface on upper plate, described The upper surface of upper plate is provided with described groove；Or described reflecting plate include lower plate and be located at described lower plate upper surface on Multiple coaming plates, multiple described coaming plates coordinate successively and limit described groove.
According to one embodiment of present invention, described dual polarized antenna farther includes: at least one first director, institute State at least one first director and be located at the top of described horizontally-polarized antenna unit, prolonging of at least one the first director described Stretch direction consistent with the main polarization direction of electric field of described horizontally-polarized antenna unit；With at least one the second director, described At least one second director is located at the top of described vertical polarized antenna unit, the extension of at least one the second director described Direction is consistent with the main polarization direction of electric field of described vertical polarized antenna unit.
According to one embodiment of present invention, described dual polarized antenna farther includes: load plate, and described load plate is located at Between described horizontally-polarized antenna unit and described vertical polarized antenna unit, described load plate and described horizontally-polarized antenna list The angle of the plane at unit place is more than 0 degree and is less than or equal to 90 degree, described load plate and described vertical polarized antenna unit place The angle of plane more than 0 degree and less than or equal to 90 degree, it is preferable that described load plate is four, it is preferable that described load plate is vertical Straight in the plane at described horizontally-polarized antenna unit place, described load plate is perpendicular to described vertical polarized antenna unit place Plane.
According to one embodiment of present invention, described dual polarized antenna farther includes dielectric-slab, described radiating element, institute The each of which stated in the first feed element and described second feed element is located at or is formed on described dielectric-slab.
Accompanying drawing explanation
Fig. 1 is the structural representation of dual polarized antenna according to first embodiment of the invention；
Fig. 2 is the partial structurtes schematic diagram of dual polarized antenna according to first embodiment of the invention；
Fig. 3 is the partial structurtes schematic diagram of dual polarized antenna according to first embodiment of the invention；
Fig. 4 is the structural representation of the dual polarized antenna of second embodiment according to the present invention；
Fig. 5 is the structural representation of the dual polarized antenna of second embodiment according to the present invention；
Fig. 6 is the structural representation of the dual polarized antenna of second embodiment according to the present invention；
Fig. 7 is the partial structurtes schematic diagram of the dual polarized antenna of second embodiment according to the present invention；
Fig. 8 is the structural representation of the dual polarized antenna of the 3rd embodiment according to the present invention；
Fig. 9 is the structural representation of the dual polarized antenna of the 4th embodiment according to the present invention；
Figure 10 is the structural representation of the dual polarized antenna of the 4th embodiment according to the present invention；
Figure 11 is the structural representation of the dual polarized antenna of the 4th embodiment according to the present invention；
Figure 12 is the structural representation of the dual polarized antenna of the 4th embodiment according to the present invention；
Figure 13 is the structural representation of the dual polarized antenna of the 4th embodiment according to the present invention；
Figure 14 is the structural representation of the dual polarized antenna of the 4th embodiment according to the present invention；
Figure 15 is the structural representation of the radiating element of dual polarized antenna according to embodiments of the present invention；
Figure 16 is the structural representation of the radiating element of dual polarized antenna according to embodiments of the present invention；
Figure 17 is the partial structurtes schematic diagram of dual polarized antenna according to embodiments of the present invention；
Figure 18 is the structure of the horizontally-polarized antenna unit of the radiating element of dual polarized antenna according to embodiments of the present invention Schematic diagram；
Figure 19 is the structure of the vertical polarized antenna unit of the radiating element of dual polarized antenna according to embodiments of the present invention Schematic diagram；
Figure 20 is the structural representation of the first feeding classification of dual polarized antenna according to embodiments of the present invention；
Figure 21 is the structural representation of the second feeding classification of dual polarized antenna according to embodiments of the present invention；
Figure 22 is the structural representation of the third feeding classification of dual polarized antenna according to embodiments of the present invention；
Figure 23 is the structural representation of the 4th kind of feeding classification of dual polarized antenna according to embodiments of the present invention；
Figure 24 is the structural representation of the 5th kind of feeding classification of dual polarized antenna according to embodiments of the present invention；
Figure 25 is the structural representation of the radiating element of dual polarized antenna according to embodiments of the present invention；
Figure 26 is the structural representation of the radiating element of dual polarized antenna according to embodiments of the present invention.
Reference:
Dual polarized antenna 1,
Radiating element 10,
Horizontally-polarized antenna unit 101, first line of rabbet joint 1011, outer peripheral edge 1012, inner peripheral 1013, the first noumenon 1014, First protuberance the 1015, first vertical plate the 10151, second vertical plate the 10152, first hang plate the 10154, second hang plate 10155, the 3rd hang plate the 10156, the 4th hang plate 10157 and horizontal plate the 10153, the 3rd line of rabbet joint 1016, sidepiece 1017,
First longitudinally asymmetric axis L1, the first lateral symmetry axis L2,
Vertical polarized antenna unit 102, second line of rabbet joint 1021, outer peripheral edge 1022, inner peripheral the 1023, second body 1024, Second protuberance 1025, intersect part 1026, sidepiece 1027,
First feed element the 20, first distributing point the 201, first feeder cable the 202, first balanced transmission line 202a, the 3rd Coaxial cable 202b, the 3rd balanced transmission line the 203, first coaxial cable the 204, first balun the 205, first metalwork 2051, One connecting line the 2052, first non-equilibrium transmission part the 206, the 3rd metalwork the 2061, the 3rd connecting line 2062,
Second feed element the 30, second distributing point the 301, second feeder cable the 302, second balanced transmission line 302a, the 4th Coaxial cable 302b, the 4th balanced transmission line the 303, second coaxial cable the 304, second balun the 305, second metalwork 3051, Two connecting line the 3052, second non-equilibrium transmission part the 306, the 4th metalwork the 3061, the 4th connecting lines 3062,
Reflecting plate 40, groove 401, arc 402, lower plate 403, upper plate 404, coaming plate 405, interior riser 4051, outer riser 4052, first horizontal plate the 4053, second horizontal plate 4054,
First director the 50, second director 60, load plate 70
Detailed description of the invention
Embodiments of the invention are described below in detail, and the example of described embodiment is shown in the drawings.Below with reference to The embodiment that accompanying drawing describes is exemplary, it is intended to is used for explaining the present invention, and is not considered as limiting the invention.
Below with reference to the accompanying drawings dual polarized antenna 1 according to embodiments of the present invention is described.As shown in Fig. 1-Figure 24, according to this The dual polarized antenna 1 of bright embodiment includes radiating element the 10, first feed element the 20, second feed element 30 and reflecting plate 40.
As shown in Fig. 1-Figure 24, the radiating element 10 of dual polarized antenna 1 according to embodiments of the present invention includes horizontal polarization Antenna element 101 and vertical polarized antenna unit 102.
Horizontally-polarized antenna unit 101 is annular, and horizontally-polarized antenna unit 101 has first line of rabbet joint 1011, level pole Change antenna element 101 outer peripheral edge 1012 with closing and the inner peripheral 1013 of closing limited by first line of rabbet joint 1011, i.e. The inner peripheral that edge is horizontally-polarized antenna unit 101 1013 of first line of rabbet joint 1011.Vertical polarized antenna unit 102 is ring Shape, vertical polarized antenna unit 102 has second line of rabbet joint 1021, and vertical polarized antenna unit 102 has the outer peripheral edge of closing 1022 and the inner peripheral 1023 of closing that limited by second line of rabbet joint 1021, the edge of i.e. second line of rabbet joint 1021 is vertical polarization sky The inner peripheral 1023 of line unit 102.
Wherein, horizontally-polarized antenna unit 101 and vertical polarized antenna unit 102 are arranged in decussation.First feedback Electric unit 20 coordinates with horizontally-polarized antenna unit 101, and the second feed element 30 coordinates with vertical polarized antenna unit 102.Instead Penetrate plate 40 and be located at horizontally-polarized antenna unit 101 and the lower section of vertical polarized antenna unit 102.In other words, horizontally-polarized antenna Unit 101 and vertical polarized antenna unit 102 are located at the top of reflecting plate 40.
The radiating element of existing dual polarized antenna includes two dipole antennas, and each dipole antenna includes two Arm, the radiating element of the most existing dual polarized antenna includes four arms.Wherein, two arms of each dipole antenna the most directly connect Connect, and then the two dipole antenna does not intersect, and each arm all can not be separately operated, only form a dipole Antenna could normally work.
Additionally, each arm is equipped with hole slot, but owing to two arms of each dipole antenna are not directly connected to, the most often The hole slot of two arms of electrode couple sub antenna is separate, can not intercommunication.And, the hole slot of each arm can have at least one Outside opening, i.e. this hole slot are not to close.
And, the feed system of the existing dual polarized antenna including two dipole antenna units must use Robert Barron structure or the distressed structure of this structure.
In existing dual polarized antenna, each dipole antenna unit has a horizontal symmetry axis, one of them arm The sense of current and the main polarization direction of electric field point to dual polarized antenna along this horizontal symmetry axis from the outside of dual polarized antenna Portion's (parts between i.e. two arms), the sense of current of another arm and the main polarization direction of electric field along this horizontal symmetry axis from bipolar The outside of dual polarized antenna is pointed at the middle part changing antenna.It is to say, the main polarization direction of the electric field of a dipole antenna unit Being consistent with the sense of current, the sense of current of the two arm is consistent and the main polarization direction of electric field consistent, the electric current of the two arm Direction and the main polarization direction of electric field are all the other ends that this horizontal symmetry axis is pointed in the one end from this horizontal symmetry axis.
Therefore, there is radiation scope defect little, band-limited in existing dual polarized antenna, it is impossible to realizes wider band Wide.Owing to the main polarization direction of the electric field of director needs direction main polarization with the electric field of dipole antenna unit to keep consistent, with Just normally working and realizing associated specifications of dual polarized antenna is ensured.In order to achieve the above object, existing dual polarization sky The dipole antenna unit of line be arranged in parallel with director, thus causes the set-up mode of director limited.
Owing to the horizontally-polarized antenna unit 101 of the radiating element 10 of dual polarized antenna 1 according to embodiments of the present invention has First line of rabbet joint 1011 of closing and vertical polarized antenna unit 102 is had to have second line of rabbet joint 1021 of closing, horizontally-polarized antenna Unit 101 and vertical polarized antenna unit 102 are arranged in decussation, dual polarized antenna the most according to embodiments of the present invention The radiating element 10 of 1 is totally different from existing dual polarized antenna.
Specifically, the radiation theory of radiating element 10 is: horizontally-polarized antenna unit 101 has a horizontal symmetry axis (the i.e. first longitudinally asymmetric axis L1), the electric current of horizontally-polarized antenna unit 101 is concentrated mainly on horizontally-polarized antenna unit 101 Both sides and the position that connects of ring and first line of rabbet joint 1011, the solid arrow in Figure 16 has marked main electrical current direction.Level The electric field of polarized antenna elements 101 is concentrated mainly on groove-like structure (the first line of rabbet joint 1011) portion of horizontally-polarized antenna unit 101 Point, the dotted arrow (in order to distinguish with this solid arrow) in Figure 16 is labelled with the main polarization direction of electric field.Permissible by contrast Finding, the sense of current of horizontally-polarized antenna unit 101 and the main polarization direction of electric field are not quite identical, and, level pole The main polarization direction of electric field of change antenna element 101 is perpendicular to the direction of this horizontal symmetry axis of horizontally-polarized antenna unit 101.Hang down The radiation theory of straight polarized antenna elements 102 is identical with the radiation theory of horizontally-polarized antenna unit 101.
Each of which in what is more important, horizontally-polarized antenna unit 101 and vertical polarized antenna unit 102 is Each of which in ring-slot antenna element, and horizontally-polarized antenna unit 101 and vertical polarized antenna unit 102 and feed Unit matching, therefore each of which in horizontally-polarized antenna unit 101 and vertical polarized antenna unit 102 can work independently (working independently).
The radiation of the radiating element being totally different from existing dual polarized antenna due to the radiation theory of radiating element 10 is former Reason.Therefore, dual polarized antenna 1 and radiating element 10 thereof according to embodiments of the present invention have higher gain, broader frequency band, The technical specification value drastically increasing dual polarized antenna 1 and radiating element 10 thereof (such as realizes more preferable interport isolation, more Good cross polarization index etc.).
Dual polarized antenna 1 and radiating element 10 thereof according to embodiments of the present invention have first line of rabbet joint of closing by setting The horizontally-polarized antenna unit 101 of 1011 and there is the vertical polarized antenna unit 102 of second line of rabbet joint 1021 of closing, and water Flat polarized antenna elements 101 and vertical polarized antenna unit 102 are arranged in decussation, such that it is able to have higher increasing Frequency band beneficial, broader, the technical specification value drastically increasing dual polarized antenna 1 and radiating element 10 thereof (such as realizes more preferably Interport isolation, more preferable cross polarization index etc.).
The radiation of the radiating element that the radiation theory being additionally, since radiating element 10 is different from existing dual polarized antenna is former Reason, dual polarized antenna 1 the most according to embodiments of the present invention need not feed only with Robert's balun, it is also possible to along electricity Main polarization direction, field arranges director, such that it is able to make the structure of dual polarized antenna 1 according to embodiments of the present invention more flexibly, Dual polarized antenna 1 is more easy to carry out performance and index optimization.
Therefore, dual polarized antenna 1 according to embodiments of the present invention and radiating element 10 thereof have that gain is higher, frequency band more Wide, radiation scope is big, interport isolation is more preferable, cross polarization index more preferably, structure is more flexible, be more easy to carry out performance and index The advantages such as optimization.
Wherein, the working frequency range scope of dual polarized antenna 1 according to embodiments of the present invention can reach 1.7GHz- 2.7GHz, polarization mode is+45 ° of polarization and-45 ° of polarization dual polarizations, and gain can reach 9.5dB, and beam angle can reach 60- 65 °, input impedance is 50 Ω, and standing wave is smaller than 1.5, and isolation can reach 30dB.
Dual polarized antenna 1 according to embodiments of the present invention can be V/H (vertical/horizontal) poliarizing antenna, it is also possible to be ± 45 ° of poliarizing antennas.
As shown in Fig. 1-Figure 24, include radiating element 10, first according to the dual polarized antenna 1 of some embodiments of the present invention Feed element the 20, second feed element 30, reflecting plate the 40, first director the 50, second director 60, load plate 70 and dielectric-slab (not shown).
Each of which in radiating element the 10, first feed element 20 and the second feed element 30 is located at or is formed at medium On plate.Specifically, each in radiating element the 10, first feed element 20 and the second feed element 30 can be to be located at this Sheet metal on dielectric-slab or be formed at the metal level on this dielectric-slab.
Horizontally-polarized antenna unit 101 is annular, and horizontally-polarized antenna unit 101 has first line of rabbet joint 1011, level pole Change antenna element 101 outer peripheral edge 1012 with closing and the inner peripheral 1013 of closing limited by first line of rabbet joint 1011.Hang down Straight polarized antenna elements 102 is annular, and vertical polarized antenna unit 102 has second line of rabbet joint 1021, vertical polarized antenna unit 102 outer peripheral edges 1022 with closing and the inner peripheral 1023 of closing limited by second line of rabbet joint 1021.
Each in horizontally-polarized antenna unit 101 and vertical polarized antenna unit 102 can be oppositely arranged by two Ring-slot antenna element composition.These two ring-slot antenna element are directly connected to, and structurally combine together.Referred to herein Structurally combine together, refer to that these two ring-slot antenna element connect into entirety (be such as integrally formed or weld), from It is difficult in structure that an independent ring-slot antenna element is made clear and definite locations of structures divide.
Exactly because four ring-slot antennas connect into entirety two-by-two, the horizontally-polarized antenna unit 101 therefore formed (this cross point can be in center to have a cross point with vertical polarized antenna unit 102 while forming cross structure Portion, it is also possible to other positions in deviation center portion), this cross-point locations uses the form distinguishing levels by horizontal polarization Antenna element 101 and vertical polarized antenna unit 102 are spaced apart, are not attached to each other.
The hole slot that the inside of each ring-slot antenna element has in hole slot, and two ring-slot antenna element is mutual Connect into one overall, the hole slot of this entirety is i.e. first line of rabbet joint 1011 and second line of rabbet joint 1021.
Horizontally-polarized antenna unit 101 can be tabular, and vertical polarized antenna unit 102 can also be tabular, water Flat polarized antenna elements 101 and vertical polarized antenna unit 102 may be located on same plane (horizontal plane).Wherein, level pole The side changing one in antenna element 101 and vertical polarized antenna unit 102 is provided with through slot, horizontally-polarized antenna unit 101 and vertical polarized antenna unit 102 in another through this through slot.Additionally, horizontally-polarized antenna unit 101 is with vertical Polarized antenna elements 102 may be located in Different Plane (horizontal plane).
Such as, first side being oppositely arranged of horizontally-polarized antenna unit 101 and the second side are equipped with this through Groove, vertical polarized antenna unit 102 includes Part I and Part II.The end of this Part I passes on this first side This through slot and extend in first line of rabbet joint 1011, the end of this Part II through this through slot on this second side and Extending in first line of rabbet joint 1011, this end of this Part I is connected (such as welding) with this end of this Part II.
Additionally, horizontally-polarized antenna unit 101 can be tabular, vertical polarized antenna unit 102 can also be flat board Shape, horizontally-polarized antenna unit 101 and vertical polarized antenna unit 102 may be located in different planes.
As shown in Figure 15-Figure 17, horizontally-polarized antenna unit 101 includes the first noumenon 1014, vertical polarized antenna unit 102 include the second body 1024, and the first noumenon 1014 is positioned in the first plane, handing over the first noumenon 1014 of the second body 1024 The remainder of relative second body 1024 of part 1026 of fork protrudes, in order to form the passage for dodging the first noumenon 1014 (or groove), this remainder of the second body 1024 is positioned in this first plane.
Or, the second body 1024 is positioned in the first plane, the portion intersected with the second body 1024 of the first noumenon 1014 The remainder of the first noumenon 1014 is protruded by split-phase, in order to form the passage (or groove) for dodging the second body 1024, This remainder of the first noumenon 1014 is positioned in this first plane.
Additionally, the side of in the first noumenon 1014 and the second body 1024 one is provided with through slot, the first noumenon 1014 and second another in body 1024 are through this through slot.
As shown in figure 18, horizontally-polarized antenna unit 101 includes the first noumenon 1014 and the first protuberance 1015, and first is convex Going out portion 1015 the first noumenon 1014 connected and relative with the first noumenon 1014 to protrude, the first protuberance 1015 is configured to bending-like, Wherein the first noumenon 1014 and the first protuberance 1015 limit first line of rabbet joint 1011.
As shown in figure 19, vertical polarized antenna unit 102 includes the second body 1024 and the second protuberance 1025, and second is convex Going out portion 1025 to protrude with the second connected and relative second body 1024 of body 1024, the second protuberance 1025 is configured to bending-like. Wherein, the second body 1024 and the second protuberance 1025 limit second line of rabbet joint 1021, the first noumenon 1014 and the second body 1024 are arranged in decussation.
Owing to the first protuberance 1015 and the second protuberance 1025 are configured to bending-like, therefore the first protuberance 1015 He Second protuberance 1025 is respectively provided with foldable structure.Thus can make radiating element 10 (horizontally-polarized antenna unit 101 and vertical pole Change antenna element 102) surface exist multiple radiation areas concentrate, shorten the spacing of each radiation source, in order to realization side To scheming more preferable directionality and higher gain.Specifically, the radiating element 10 with foldable structure can make dual polarization sky The wave beam of line 1 does not divides, and the spacing i.e. reducing radiation source and the electrical length keeping dual polarized antenna 1 are constant, thus realize high frequency With low frequency close to consistent wave beam so that dual polarized antenna 1 has consistent wave cover at high frequency with low frequency.
First protuberance 1015 can be formed or the first protuberance 1015 by a part for punching press the first noumenon 1014 Can be welded on the first noumenon 1014.Dielectric material can be added, it is also possible to without medium material in first protuberance 1015 Material.Second protuberance 1025 can be formed by a part for punching press the second body 1024 or the second protuberance 1025 can weld It is connected on the second body 1024.Dielectric material can be added, it is also possible to without dielectric material in second protuberance 1025.
First line of rabbet joint 1011 can be along thickness direction (such as above-below direction) the through level of horizontally-polarized antenna unit 101 Polarized antenna elements 101, second line of rabbet joint 1021 can be along the thickness direction (such as above-below direction) of vertical polarized antenna unit 102 Through vertical polarized antenna unit 102.First line of rabbet joint 1011 and second line of rabbet joint 1021 can be regular polygons or the most Limit shape.Wherein, above-below direction is as shown in the arrow A in Fig. 1.
As shown in figure 15, horizontally-polarized antenna unit 101 has the first longitudinally asymmetric axis L1, the first lateral symmetry axis L2 and the first center, first line of rabbet joint 1011 is symmetrical relative to the first longitudinally asymmetric axis L1, relative to the first lateral symmetry axis L2 is symmetrical, symmetrical relative to the first revenue centre.Vertical polarized antenna unit 102 has the second longitudinally asymmetric axis, the second horizontal stroke To the axis of symmetry and the second center, second line of rabbet joint 1021 is relative to the second longitudinally asymmetric axisymmetrical, the most right relative to second Claim axisymmetrical, relative to the second revenue centre symmetry.Thus can make horizontally-polarized antenna unit 101 and vertical polarized antenna The structure of unit 102 is more reasonable.
Wherein, this second longitudinally asymmetric axis can be parallel to the first lateral symmetry axis L2, this second lateral symmetry axle Line can be parallel to the first longitudinally asymmetric axis L1, and this first center can overlap with this second center or be positioned at same and erect On straight line.
As shown in Figure 18 and Figure 19, in an example of the present invention, the first protuberance 1015 is multiple, multiple first convex Going out portion 1015 to protrude to the same side of the first noumenon 1014, multiple first protuberances 1015 are relative to the first longitudinally asymmetric axis Each in the minds of in L1, the first lateral symmetry axis L2 and first is symmetrically arranged.Second protuberance 1025 is multiple, multiple Second protuberance 1025 protrudes to the same side of the second body 1024, and multiple second protuberances 1025 are longitudinally asymmetric relative to second Each in the minds of in axis, the second lateral symmetry axis and second is symmetrically arranged.
In another example of the present invention, the first protuberance 1015 is multiple, in multiple first protuberances 1015 Part is stretched out to the first side of the first noumenon 1014, and the remainder in multiple first protuberances 1015 is to the first noumenon 1014 Second side is stretched out, and the first side of the first noumenon 1014 is relative with the second side of the first noumenon 1014, multiple first protuberances 1015 Relative to the first longitudinally asymmetric axis L1, the first lateral symmetry axis L2 and this in first in the minds of each be symmetrically arranged.
Second protuberance 1025 is multiple, and the part in multiple second protuberances 1025 is to the first of the second body 1024 Side is stretched out, and the remainder in multiple second protuberances 1025 stretches out to the second side of the second body 1024, the second body 1024 The first side relative with the second side of the second body 1024, multiple second protuberances 1025 are relative to this second longitudinally asymmetric axle Line, this second lateral symmetry axis and this in second in the minds of each be symmetrically arranged.
As shown in Figure 18 and Figure 19, each in the first protuberance 1015 and the second protuberance 1025 can include first Vertical plate the 10151, second vertical plate the 10152, first hang plate the 10154, second hang plate the 10155, the 3rd hang plate 10156, 4th hang plate 10157 and horizontal plate 10153.
The lower edge of the first vertical plate 10151 and the lower edge of the second vertical plate 10152 all with the first noumenon 1014 and second Corresponding one of body 1024 is connected.It is to say, the lower edge of the first vertical plate 10151 of the first protuberance 1015 and second is erected The lower edge of straight plate 10152 is all connected with the first noumenon 1014, the lower edge of the first vertical plate 10151 of the second protuberance 1025 and the The lower edge of two vertical plates 10152 is all connected with the second body 1024.
The lower edge of the first hang plate 10154 is connected with the upper edge of the first vertical plate 10151, the second hang plate 10155 times Along being connected with the upper edge of the second vertical plate 10152.The lower edge of the 3rd hang plate 10156 and the upper edge of the first hang plate 10154 Being connected, the upper edge of the 3rd hang plate 10156 is connected with the first edge of horizontal plate 10153.The lower edge of the 4th hang plate 10157 with The upper edge of the second hang plate 10155 is connected, and the upper edge of the 4th hang plate 10157 is connected with the second edge of horizontal plate 10153.
Thus it is possible not only to make radiating element 10 (horizontally-polarized antenna unit 101 and vertical polarized antenna unit 102) There are more radiation areas in surface, and multiple radiation areas can be made more to concentrate, and further shorten each radiation source Spacing, in order to directional diagram more preferable directionality and higher gain are better achieved.
Advantageously, the angle of each in the first hang plate 10154 and the second hang plate 10155 and horizontal plane is more than the Each in three hang plates 10156 and the 4th hang plate 10157 and the angle of horizontal plane.Advantageously, the first hang plate 10154 with the angle of horizontal plane equal to the angle of the second hang plate 10155 with horizontal plane, the 3rd hang plate 10156 and horizontal plane Angle equal to the angle of the 4th hang plate 10157 with horizontal plane.
As shown in figure 25, in one embodiment of the invention, horizontally-polarized antenna unit 101 and vertical polarized antenna list At least one in unit 102 is provided with the 3rd line of rabbet joint 1016 of closing.It is to say, be not provided with out on the 3rd line of rabbet joint 1016 Mouthful.The 3rd line of rabbet joint 1016 thus can be utilized to finely tune the performance of dual polarized antenna 1.
Advantageously, as shown in figure 25, horizontally-polarized antenna unit 101 is provided with four the 3rd lines of rabbet joint 1016, these four Three lines of rabbet joint 1016 are symmetrical relative to this first longitudinally asymmetric axis L1 and symmetrical relative to this first lateral symmetry axis L2.Vertically Polarized antenna elements 102 is provided with four the 3rd lines of rabbet joint 1016, and these four the 3rd lines of rabbet joint 1016 are second longitudinally asymmetric relative to this Axisymmetrical and relative to this second lateral symmetry axisymmetrical.
As shown in figure 26, the both sides being positioned at first line of rabbet joint 1011 of horizontally-polarized antenna unit 101 (the first noumenon 1014) The remainder bending of two sidepiece 1017 relative level polarized antenna elements 101 (the first noumenon 1014), vertical polarization sky Two sidepiece 1027 Relative vertical poliarizing antennas of the both sides being positioned at second line of rabbet joint 1021 of line unit 102 (the second body 1024) The remainder bending of unit 102 (the second body 1024).Thus in the case of the performance not affecting dual polarized antenna 1, can To reduce the size of dual polarized antenna 1.
Specifically, two sidepieces 1017 of horizontally-polarized antenna unit 101 can be positioned at first line of rabbet joint in the vertical The both sides of 1011, it is also possible to be positioned at the both sides of first line of rabbet joint 1011 in the horizontal.Two sidepieces of vertical polarized antenna unit 102 1027 both sides that can be positioned at second line of rabbet joint 1021 in the vertical, it is also possible to be positioned at the both sides of second line of rabbet joint 1021 in the horizontal. Advantageously, two sidepieces 1017 of horizontally-polarized antenna unit 101 are relative to this first longitudinally asymmetric axis L1 or this first horizontal stroke Symmetrical to axis of symmetry L2, two sidepieces 1027 of vertical polarized antenna unit 102 relative to this second longitudinally asymmetric axis or This second lateral symmetry axisymmetrical.
Two sidepieces 1017 of horizontally-polarized antenna unit 101 can the most upwards bending, it is also possible to all downward bendings, also may be used With upwards bending and another downward bending.Two sidepieces 1027 of vertical polarized antenna unit 102 can the most upwards be rolled over Curved, it is also possible to all downward bendings, it is also possible to upwards bending and another downward bending.
First feed element 20 includes the first distributing point 201 being located on horizontally-polarized antenna unit 101 and with first The first feeder cable 202 that distributing point 201 is connected, the second feed element 30 includes being located on vertical polarized antenna unit 102 Second distributing point 301 and the second feeder cable 302 being connected with the second distributing point 301.
As shown in figure 20, the first distributing point 201 is one, and the second distributing point 301 is one.As shown in figure 21, the first feedback Electricity point 201 is two, and the second distributing point 301 is two.When the first distributing point 201 and the second distributing point 301 are two, can So that the first feeder cable 202 and the second feeder cable 302 easily facilitate layout, it is to avoid the first feeder cable 202 and the second feedback Electric wire cable 302 affects one another.
Advantageously, when the first distributing point 201 is one, first distributing point 201 is adjacent to horizontally-polarized antenna unit This first center of 101, when the first distributing point 201 is two, two first distributing point 201 these first centrosymmetry relative. When the second distributing point 301 is one, second distributing point 301 adjacent to this second center of vertical polarized antenna unit 102, When the second distributing point 301 is two, two second distributing point 301 these second centrosymmetry relative.
Advantageously, when the first distributing point 201 is one, first distributing point 201 and horizontally-polarized antenna list This first center superposition of unit 101, when the second distributing point 301 is one, one second distributing point 301 and vertical polarized antenna This second center superposition of unit 102.
Additionally, the first distributing point 201 is one and the second distributing point 301 is two, or the first distributing point 201 is two And second distributing point 301 be one.It is to say, one in the first distributing point 201 and the second distributing point 301 can be one Individual, another in the first distributing point 201 and the second distributing point 301 can be two.Thus can make the first feeder cable 202 Layout is easily facilitated, it is to avoid the first feeder cable 202 and the second feeder cable 302 affect one another with the second feeder cable 302.
The radiation theory of the radiating element 10 being as noted previously, as dual polarized antenna 1 according to embodiments of the present invention is different In the radiation theory of the radiating element of existing dual polarized antenna, therefore dual polarized antenna 1 need not be only with Robert's balun Feed.Therefore, dual polarized antenna 1 is possible not only to utilize Robert's balun to feed, it is also possible to utilize feeder cable straight Connect horizontal polarization antenna element 101 in succession and vertical polarized antenna unit 102 feeds.
As shown in figure 20, in the first feeding classification of the present invention, the first distributing point 201 is one, the second distributing point 301 is one, and the first feeder cable 202 is the first balanced transmission line 202a, and the second feeder cable 302 is the second balanced transmission line 302a。
Advantageously, the first balanced transmission line 202a and the second balanced transmission line 302a in the vertical direction are in the opposite direction Extend.As shown in figure 20, the second balanced transmission line 302a extends straight up, and the first balanced transmission line 202a prolongs straight down Stretch.Additionally, the first balanced transmission line 202a and the second balanced transmission line 302a can be with in the vertical direction to identical direction Extend.
In the second feeding classification of the present invention, as shown in figure 21, the first distributing point 201 is two, the second distributing point 301 is two, and the first feeder cable 202 includes two the first balanced transmission line 202a, and the second feeder cable 302 includes two Two balanced transmission line 302a.Wherein, two the first distributing points 201 correspondingly with the of two the first balanced transmission line 202a One end is joined directly together, and two the second distributing points 301 are direct with first end of two the second balanced transmission line 302a correspondingly It is connected.
As shown in figure 21, the first feed element 20 farther includes the first balun 205 and the first coaxial cable 204, and second Feed element 30 farther includes the second balun 305 and the second coaxial cable 304.Wherein, the of the first balanced transmission line 202a One end is connected with the first distributing point 201, and the second end and first balun 205 of the first balanced transmission line 202a are connected, the first balun 205 are connected with the first coaxial cable 204, and the first end and second distributing point 301 of the second balanced transmission line 302a are connected, and second is flat Second end and second balun 305 of weighing apparatus transmission line 302a are connected, and the second balun 305 is connected with the second coaxial cable 304.
It is to say, the first balanced transmission line 202a is connected with the first coaxial cable 204 by the first balun 205, second Balanced transmission line 302a is connected with the second coaxial cable 304 by the second balun 305.By arranging the first balun 205 and first Coaxial cable 204 and the second balun 305 and the second coaxial cable 304, such that it is able to improve the of dual polarized antenna 1 further One feed element 20 and the second feed element 30.Balun balun
Specifically, each in the first balanced transmission line 202a and the second balanced transmission line 302a include holding wire and The line of return, the first balun 205 includes the first metalwork 2051 and the first connecting line 2052, and the first balun 205 includes the second metal Part 3051 and the second connecting line 3052.
Wherein, the first end and first distributing point 201 of the holding wire of the first balanced transmission line 202a are connected, and the first balance passes Second end and first connecting line 2052 of the holding wire of defeated line 202a are connected, the first of the line of return of the first balanced transmission line 202a End is connected with the first distributing point 201, and the second end and first metalwork 2051 of the line of return of the first balanced transmission line 202a are connected.
First end and second distributing point 301 of the holding wire of the second balanced transmission line 302a are connected, the second balanced transmission line Second end of the holding wire of 302a and the second connecting line 3052 are connected, the first end of the line of return of the second balanced transmission line 302a with Second distributing point 301 is connected, and the second end and second metalwork 3051 of the line of return of the second balanced transmission line 302a are connected.
The inner wire of the first coaxial cable 204 and the first connecting line 2052 are connected, the outer conductor of the first coaxial cable 204 with First metalwork 2051 is connected, and inner wire and second connecting line 3052 of the second coaxial cable 304 are connected, the second coaxial cable Outer conductor and second metalwork 3051 of 304 are connected.
Figure 22 shows the third feeding classification of the present invention, in order to save length, the most only to the third feeding classification It is described with the difference of the second feeding classification.As shown in figure 22, to farther include first non-for the first feed element 20 Balance transmission parts 206, the second feed element 30 farther includes the second non-equilibrium transmission part 306, and the first balun 205 is passed through First non-equilibrium transmission part 206 is connected with the first coaxial cable 204, and the second balun 305 is by the second non-equilibrium transmission part 306 are connected with the second coaxial cable 304.
Advantageously, as shown in figure 22, the first non-equilibrium transmission part 206 includes the 3rd metalwork 2061 and the 3rd connecting line 2062, the second non-equilibrium transmission part 306 includes the 4th metalwork 3061 and the 4th connecting line 3062.Wherein, the first coaxial line The inner wire of cable 204 is connected with the first connecting line 2052 by the 3rd connecting line 2062, and the outer conductor of the first coaxial cable 204 leads to Crossing the 3rd metalwork 2061 to be connected with the first metalwork 2051, the inner wire of the second coaxial cable 304 passes through the 4th connecting line 3062 are connected with the second connecting line 3052, and the outer conductor of the second coaxial cable 304 passes through the 4th metalwork 3061 and the second metal Part 3051 is connected.
Figure 23 shows the 4th kind of feeding classification of the present invention, and wherein the 4th kind of feeding classification of the present invention is with the present invention's The third feeding classification is essentially identical, differs only in: when using the third feeding classification of the present invention, the first distributing point 201 It is two with the second distributing point 301, when using the 4th kind of feeding classification of the present invention, the first distributing point 201 and the second distributing point 301 is one.
In a concrete example of the present invention, the 3rd metalwork 2061 is integrally formed with the first metalwork 2051 and is located at The first surface of first medium plate, the 3rd connecting line 2062 and the first connecting line 2052 are integrally formed and are located at this first medium plate Second surface.4th metalwork 3061 and the second metalwork 3051 are integrally formed and are located at the first surface of second medium plate, 4th connecting line 3062 and the second connecting line 3052 are integrally formed and are located at the second surface of this second medium plate.Wherein, this The first surface of one dielectric-slab is relative with the second surface of this first medium plate, the first surface of this second medium plate with this second The second surface of dielectric-slab is relative.The structure that thus can make dual polarized antenna 1 is more reasonable.
As shown in figure 24, in the 5th kind of feeding classification of the present invention, the first feeder cable 202 is the first non-equilibrium transmission Line, the second feeder cable 302 is the second non-balanced transmission line.Such as first feeder cable 202 can be triax cable 202b, the second feeder cable 302 can be the 4th coaxial cable 302b.
As shown in figure 14, in the 6th kind of feeding classification of the present invention, the first feeder cable 202 is balanced transmission line, the Two feeder cable 302 are non-balanced transmission line.Additionally, the first feeder cable 202 can also is that non-balanced transmission line, the second feed Cable 302 can also is that balanced transmission line.
As shown in Fig. 8-Figure 11 and Figure 23, when the first distributing point 201 is two, the first feeder cable 202 can include two Individual first balanced transmission line 202a, two the first baluns 205 and two the first coaxial cables 204.Wherein, two first balances pass Defeated line 202a is connected with two the first distributing points 201 correspondingly, two the first balanced transmission line 202a correspondingly with Two the first baluns 205 are connected, and two the first baluns 205 are connected with two the first coaxial cables 204 correspondingly.First feedback Electric wire cable 202 can also include two the first non-equilibrium transmission parts 206, and two the first non-equilibrium transmission parts 206 can one One is connected with two the first baluns 205 accordingly and is connected with two the first coaxial cables 204 correspondingly.
As shown in figure 21, when the first distributing point 201 is two, the first feeder cable 202 can include two first balances Transmission line 202a, first balun 205 and first coaxial cable 204.Wherein, two the first balanced transmission line 202a mono- One is connected with two the first distributing points 201 accordingly, two the first balanced transmission line 202a all with this first balun 205 phase Even, this first balun 205 is connected with this first coaxial cable 204.
As shown in figure 22, when the first distributing point 201 is two, the first feeder cable 202 can include two first balances Transmission line 202a, 205, first non-equilibrium transmission part 206 of two the first baluns and first coaxial cable 204.Its In, two the first balanced transmission line 202a are connected with two the first distributing points 201 correspondingly, two the first balanced transmission lines 202a is connected with two the first baluns 205 correspondingly, two the first baluns 205 all with this first non-equilibrium transport part Part 206 is connected, and this first non-equilibrium transmission part 206 is connected with this first coaxial cable 204.It is to say, two 3rd metalwork 2061 of individual first non-equilibrium transmission part 206 is integrally formed, the of two the first non-equilibrium transmission parts 206 Three connecting lines 2062 are also integrally formed.
During additionally, the first distributing point 201 is two, the first feeder cable 202 can include two the first balanced transmission lines 202a, 205, first non-equilibrium transmission part 206 of first balun and first coaxial cable 204.Wherein, two First balanced transmission line 202a is connected with two the first distributing points 201 correspondingly, and two the first balanced transmission line 202a are equal Being connected with this first balun 205, this first balun 205 is connected with this first non-equilibrium transmission part 206, should One the first non-equilibrium transmission part 206 is connected with this first coaxial cable 204.
Second distributing point 301 and the second feeder cable 302 have and the first distributing point 201 and the first feeder cable 202 phase Same structure, in order to save length, no longer describes in detail.
In sum, the feeding classification of dual polarized antenna 1 according to embodiments of the present invention can also be drawn as follows Point:
1, double balanced transmission lines feed: this pair of balanced transmission line feeding classification refer to horizontally-polarized antenna unit 101 and/or Having two distributing points on vertical polarized antenna unit 102 is its feed, and each distributing point is all directly connected to two balances and passes First end of defeated line, the second end of two balanced transmission lines connects other antenna element or radio-frequency apparatus etc..It is to say, this is put down Second end of weighing apparatus transmission line can be the completeest by follow-up the connection different transmission line of wire rod, barron structure, coaxial cables etc. Kind feed element, other antenna elements such as newly-increased these the different transmission line of wire rod, barron structure, coaxial cables can be regarded as It is the supplementary part of the feed element of the present invention, any interpolation that newly-increased antenna element is made by those skilled in the art, deformation All should be seen as a part for the feed element of the present invention.
2, singly balanced transmission line feed: this singly balanced transmission line feeding classification refer to horizontally-polarized antenna unit 101 and/or Having a distributing point on vertical polarized antenna unit 102 is its feed, and this distributing point is directly connected to two balanced transmission lines The first end, the second end of two balanced transmission lines connects other antenna element or radio-frequency apparatus etc..
3, non-balanced transmission line feed: this non-balanced transmission line feeding classification refers to use the non-equilibrium transmission such as coaxial cable Line wire rod is directly connected to the distributing point (one or two) of horizontally-polarized antenna unit 101 and/or vertical polarized antenna unit 102 Feed.
It should be noted that the feeding classification of horizontally-polarized antenna unit 101 can be with vertical polarized antenna unit 102 Feeding classification is identical, and the feeding classification of horizontally-polarized antenna unit 101 may also be distinct from that the feedback of vertical polarized antenna unit 102 Electrically.Therefore, the feeding classification of dual polarized antenna 1 according to embodiments of the present invention is enriched very much, and all can meet sky Linearly energy and index request.
Compared with the feed element of existing dual polarized antenna, the feed of dual polarized antenna 1 according to embodiments of the present invention Unit (first feed element 20 and the second feed element 30) has following difference and an advantage:
1, Robert's barron structure need not be used because of the present invention, balanced transmission line or non-balanced transmission line can be used It is directly connected to horizontally-polarized antenna unit 101 and vertical polarized antenna unit 102 feeds.The most not only optimize, decrease The structure design of dual polarized antenna 1, and improve the performance of dual polarized antenna 1, reduce the cost of dual polarized antenna 1, for Dual polarized antenna 1 provides new feed element mentality of designing.
2, having one or two distributing point on horizontally-polarized antenna unit 101 and vertical polarized antenna unit 102 is it Feed.Advantageously, two distributing points are set and can preferably improve the performance of dual polarized antenna 1, meet each of dual polarized antenna 1 Individual index request.
Compared with a distributing point is set, horizontally-polarized antenna unit 101 and vertical polarized antenna unit 102 are arranged Two distributing points feed, and have the advantage that (1) such as horizontally-polarized antenna unit 101 and vertical polarized antenna unit 102 All use a distributing point feed, then horizontally-polarized antenna unit 101 and vertical polarized antenna unit 102 can only be respectively from upper Side and lower section feed, and cause the volume of dual polarized antenna 1 to increase, and use two distributing point feeds, can be above antenna Or the first feed element 20 and the second feed element 30 stagger setting by lower section, such that it is able in the premise ensureing directional performance Under, reduce the volume of dual polarized antenna 1；The feeding classification of (2) two distributing points can adjust the position of feed, optimizes dual polarization The design of antenna 1, is conveniently adjusted optimizing the performance of dual polarized antenna 1 to dual polarized antenna 1, specifically, arranges two During distributing point, as long as the two distributing point is the most permissible about centrosymmetry, it is possible to adjust their position, and arrange one Can only feed in the middle of horizontally-polarized antenna unit 101 and vertical polarized antenna unit 102 during distributing point, could realize relatively Good performance；(3) penalty caused under the conditions of avoiding a distributing point, can avoid a distributing point under two distributing points The transmission line of Shi Xianglin affects one another, and causes that isolation between antennas is low, cross polarization deteriorates.
3, the first feed element 20 and the second feed element 30 can select balanced transmission line or non-balanced transmission line conduct Feed wire rod, design is many.Non-balanced transmission line and balanced transmission line is selected to have following difference: (1) antenna to have best Performance, it is necessary to have " electric current of balance ", in balanced transmission line, transmission is exactly the electric current balanced, it is possible to preferably solve feed Unbalanced phenomenon, makes the directional diagram of dual polarized antenna 1 realize preferable symmetry.And the electric current of non-balanced transmission line is uneven Weighing apparatus, directly use non-balanced transmission line feed, the current imbalance on antenna can be made, directional diagram cannot reach best effective Really, if but the impact that brings of this uneven feed is not the biggest, it is also possible to use non-balanced transmission line；(2) non-equilibrium transmission Line current is unbalanced, non-equilibrium current can be changed into balanced balanced current by " balun " this element, but add bar Human relations mean become complicated so that design and need to increase research and development and Material Cost；(3) Unbalanced line feeding scheme is simple, material Low cost, shield effectiveness are best, are suitable for radio-frequency (RF) energy transmission.
4, the first feed element 20 and the second feed element 30 need not be connected with reflecting plate 40.At existing dual polarized antenna In, feed system needs fixing and is connected on reflecting plate, thus limit antenna height.And the dual polarized antenna 1 of the application The first feed element 20 and the second feed element 30 without fixing and be connected on reflecting plate 40, be conducive to adjusting dual polarization sky The volume of line 1, optimizes the structure design of dual polarized antenna 1.
As shown in Fig. 9-Figure 14, reflecting plate 40 is positioned at each in the first feed element 20 and the second feed element 30 Lower section, reflecting plate 40 is spaced apart with each in the first feed element 20 and the second feed element 30.
In some examples of the present invention, as Figure 1-Figure 8, reflecting plate 40 has at least two and is positioned at Different Plane Part.In other words, reflecting plate 40 has nonplanar structure.It is to say, reflecting plate 40 at least has Part I and second Point, the Part I of reflecting plate 40 and Part II are positioned in different planes.
Be there is the reflecting plate 40 of nonplanar structure by setting, such that it is able to be effectively improved the antenna of dual polarized antenna 1 Directional diagram, front and back ratio and gain.
Advantageously, reflecting plate 40 has the groove 401 of open upper end, in the first feed element 20 and the second feed element 30 Each be located at least partially in groove 401.Thus can reduce the volume of dual polarized antenna 1.
As shown in Figure 1-Figure 3, in first embodiment of the present invention, reflecting plate 40 is arc 402, reflecting plate 40 Middle part is positioned at the lower section at the edge of reflecting plate 40.Advantageously, reflecting plate 40 is arc plate.It is to say, reflecting plate 40 can be A part for sphere.
In a second embodiment of the present invention, as Figure 4-Figure 7, reflecting plate 40 includes lower plate 403 and is located at down Upper plate 404 on the upper surface of plate 403, the upper surface of upper plate 404 is provided with groove 401.
Advantageously, the most through upper plate of groove 401 404.
In upper plate 404, there is cavity.Thus can improve the antenna radiation pattern of dual polarized antenna 1, front and back ratio further And gain.
As Figure 4-Figure 7, the edge of the cross section of upper plate 404 is regular polygon, and the side of upper plate 404 is rectangle or ladder Shape.
Specifically, as shown in Figure 4 and Figure 5, the edge of the cross section of upper plate 404 is square, such as Fig. 6 and Fig. 7 institute Showing, the edge of the cross section of upper plate 404 is octagon.As shown in Figure 4, the side of upper plate 404 is trapezoidal, such as Fig. 5-Fig. 7 institute Showing, the side of upper plate 404 is rectangle.
As shown in Figure 8, in the 3rd embodiment of the present invention, reflecting plate 40 includes lower plate 403 and is located at lower plate 403 Upper surface on multiple coaming plates 405, multiple coaming plates 405 coordinate successively and limit groove 401.
Advantageously, as shown in Figure 8, multiple coaming plates 405 can contact successively.
As shown in Figure 8, specifically, each coaming plate 405 includes interior riser 4051, outer riser the 4052, first horizontal plate 4053 and second horizontal plate 4054, the first edge of the first horizontal plate 4053 is connected with the upper edge of interior riser 4051, the first level Second edge of plate 4053 is connected with the upper edge of outer riser 4052.Second horizontal plate 4054 is connected with the lower edge of outer riser 4052, Second horizontal plate 4054 is located on the upper surface of lower plate 403.Wherein, the interior riser 4051 of multiple coaming plates 405 contacts successively, multiple The interior riser 4051 of coaming plate 405 limits groove 401.
Additionally, in the 4th embodiment of the present invention, reflecting plate 40 can include multiple daughter board, and these daughter boards multiple are along upper Lower direction arranges, and at least one in these daughter boards multiple is bent plate.It is to say, at least one in these daughter boards multiple has non- Planar structure.Wherein, adjacent two these daughter boards can be connected, it is also possible to is not attached to.
There is nonplanar structure, such that it is able to be effectively improved by arranging nonplanar reflecting plate 40, i.e. reflecting plate 40 The directional diagram of dual polarized antenna 1 and ratio, the gain of raising dual polarized antenna 1 front and back, be preferably combined with radiating element 10.
As shown in Fig. 1, Fig. 4 and Fig. 6, dual polarized antenna 1 farther includes at least one first director 50 and at least Individual second director 60.At least one the first director 50 is located at the top of horizontally-polarized antenna unit 101, and at least one is first years old The bearing of trend of director 50 direction main polarization with the electric field of horizontally-polarized antenna unit 101 is consistent.At least one second draws The top of vertical polarized antenna unit 102 it is located at, the bearing of trend of at least one the second director 60 and vertical polarization to device 60 The main polarization direction of electric field of antenna element 102 is consistent.
Existing dual polarized antenna 1 is generally not provided with director, even if arranging director, arranges position due to director Limited by the main polarization direction of electric field of two dipole antenna units with direction, therefore director position and direction are set Limited and little to the performance and index contribution improving dual polarized antenna.
Owing to the radiation scope of horizontally-polarized antenna unit 101 and vertical polarized antenna unit 102 is big, therefore they Director all can be set in radiation scope.At least one first director 50 may be used for strengthening horizontally-polarized antenna unit 101 electric waves launched to the first director 50 direction, at least one second director 60 may be used for strengthening vertical polarized antenna The electric wave that unit 102 is launched to the second director 60 direction.By arrange at least one first director 50 and at least one the Two directors 60, such that it is able to improve the gain of dual polarized antenna 1, the bandwidth of expansion dual polarized antenna 1 further.
Advantageously, as shown in Fig. 1, Fig. 4 and Fig. 6, the first director 50 is two, two the first director 50 relative levels First lateral symmetry axis L2 of polarized antenna elements 101 is symmetrical, and the second director 60 is two, two the second director 60 phases This second lateral symmetry axisymmetrical to vertical polarized antenna unit 102.
At least one the first director 50 and at least one second director 60 may be located in same level, it is also possible to It is positioned on different horizontal planes.When the first director 50 is multiple, multiple first directors 50 can be arranged, also at interval Can link into an integrated entity.When the second director 60 is multiple, multiple second directors 60 can be arranged at interval, it is also possible to Link into an integrated entity.
As shown in Fig. 1, Fig. 4 and Fig. 6, advantageously, each in the first director 50 and the second director 60 can be Circle, and the first director 50 can be provided with relative the first sector notch and second with in each in the second director 60 Sector notch.
It should be noted that the ginseng such as the first director 50 and the shape of the second director 60, quantity, size, position, spacing Number can be adjusted realizing optimal performance according to antenna index request.
As shown in Fig. 1, Fig. 5 and Fig. 6, dual polarized antenna 1 farther includes load plate 70, and load plate 70 is located at horizontal polarization Between antenna element 101 and vertical polarized antenna unit 102.Load plate 70 and the plane at horizontally-polarized antenna unit 101 place The angle of (i.e. the plane at the first noumenon 1014 place) is more than 0 degree and is less than or equal to 90 degree, load plate 70 and vertical polarized antenna The angle of the plane (plane at the i.e. second body 1024 place) at unit 102 place is more than 0 degree and less than or equal to 90 degree.
What existing dual polarized antenna was arranged is flatly arranged with slide glass.Dual polarized antenna 1 according to embodiments of the present invention By arranging to become to preset with the plane at horizontally-polarized antenna unit 101 place and the plane at vertical polarized antenna unit 102 place The load plate 70 of angle, thus it is possible not only to improve further the gain of dual polarized antenna 1, and can realize better Impedance matching, manifests better directional diagram.
As shown in Fig. 1, Fig. 5 and Fig. 6, load plate 70 is four.Horizontally-polarized antenna unit 101 and vertical polarized antenna list Four lines of rabbet joint, four load plate 70 are had to be located at correspondingly in these four lines of rabbet joint between unit 102.
Advantageously, as shown in Fig. 1, Fig. 5 and Fig. 6, load plate 70 is perpendicular to the plane at horizontally-polarized antenna unit 101 place (such as horizontal plane), and load plate 70 is perpendicular to the plane (such as horizontal plane) at vertical polarized antenna unit 102 place.
It should be noted that the shape of load plate 70, quantity, size, position, adjacent load plate 70 the parameter such as spacing can It is adjusted realizing optimal performance according to antenna index request.
In describing the invention, it is to be understood that term " " center ", " longitudinally ", " laterally ", " length ", " width ", " thickness ", " on ", D score, "front", "rear", "left", "right", " vertically ", " level ", " top ", " end " " interior ", " outward ", " up time Pin ", " counterclockwise ", " axially ", " radially ", the orientation of the instruction such as " circumferential " or position relationship be based on orientation shown in the drawings or Position relationship, is for only for ease of the description present invention and simplifies description rather than instruction or imply that the device of indication or element must Must have specific orientation, with specific azimuth configuration and operation, be therefore not considered as limiting the invention.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance Or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or Implicitly include at least one this feature.In describing the invention, " multiple " are meant that at least two, such as two, three Individual etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, term " install ", " being connected ", " connection ", " fixing " etc. Term should be interpreted broadly, and connects for example, it may be fixing, it is also possible to be to removably connect, or integral；Can be that machinery connects Connect, it is also possible to be electrical connection or each other can communication；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, permissible It is connection or the interaction relationship of two elements of two element internals, unless otherwise clear and definite restriction.For this area For those of ordinary skill, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score permissible It is that the first and second features directly contact, or the first and second features are by intermediary mediate contact.And, fisrt feature exists Second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or be merely representative of Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be One feature is immediately below second feature or obliquely downward, or is merely representative of fisrt feature level height less than second feature.
In the description of this specification, reference term " embodiment ", " some embodiments ", " example ", " specifically show Example " or the description of " some examples " etc. means to combine this embodiment or example describes specific features, structure, material or spy Point is contained at least one embodiment or the example of the present invention.In this manual, to the schematic representation of above-mentioned term not Identical embodiment or example must be directed to.And, the specific features of description, structure, material or feature can be in office One or more embodiments or example combine in an appropriate manner.Additionally, in the case of the most conflicting, the skill of this area The feature of the different embodiments described in this specification or example and different embodiment or example can be tied by art personnel Close and combination.
Although above it has been shown and described that embodiments of the invention, it is to be understood that above-described embodiment is example Property, it is impossible to being interpreted as limitation of the present invention, those of ordinary skill in the art within the scope of the invention can be to above-mentioned Embodiment is changed, revises, replaces and modification.

Claims (20)

1. the radiating element of a dual polarized antenna, it is characterised in that including:
Horizontally-polarized antenna unit, described horizontally-polarized antenna unit is annular, and described horizontally-polarized antenna unit has first The line of rabbet joint, outer peripheral edge that described horizontally-polarized antenna unit has closing and the inner circumferential of closing limited by described first line of rabbet joint Edge；With
Vertical polarized antenna unit, described vertical polarized antenna unit is annular, and described vertical polarized antenna unit has second The line of rabbet joint, outer peripheral edge that described vertical polarized antenna unit has closing and the inner circumferential of closing limited by described second line of rabbet joint Edge, wherein said horizontally-polarized antenna unit and described vertical polarized antenna unit are that decussation is arranged.
The radiating element of dual polarized antenna the most according to claim 1, it is characterised in that
Described horizontally-polarized antenna unit is tabular, and described vertical polarized antenna unit is tabular, wherein said level pole The side changing one in antenna element and described vertical polarized antenna unit is provided with through slot, described horizontally-polarized antenna list Another in first and described vertical polarized antenna unit passes described through slot,
Or described horizontally-polarized antenna unit is tabular, described vertical polarized antenna unit is tabular, described level pole Change antenna element and described vertical polarized antenna unit is positioned in different planes.
The radiating element of dual polarized antenna the most according to claim 1, it is characterised in that
Described horizontally-polarized antenna unit includes the first noumenon and the first protuberance, described first protuberance and described the first noumenon Being connected and the most described the first noumenon protrudes, described first protuberance is configured to bending-like, and wherein said the first noumenon is with described First protuberance limits described first line of rabbet joint；
Described vertical polarized antenna unit includes the second body and the second protuberance, described second protuberance and described second body Being connected and the most described second body protrudes, described second protuberance is configured to bending-like, and wherein said second body is with described It is that decussation is arranged that second protuberance limits described second line of rabbet joint, described the first noumenon and described second body.
The radiating element of dual polarized antenna the most according to claim 3, it is characterised in that
Described the first noumenon is positioned in the first plane, described second body relative with the part that described the first noumenon intersects described The remainder of the second body protrudes, and the described remainder of described second body is positioned in described first plane,
Or, described second body is positioned in the first plane, the part phase intersected with described second body of described the first noumenon Protruding the remainder of described the first noumenon, the described remainder of described the first noumenon is positioned in described first plane.
The radiating element of dual polarized antenna the most according to claim 1, it is characterised in that described horizontally-polarized antenna unit With the 3rd line of rabbet joint that at least one in described vertical polarized antenna unit is provided with closing.
6. according to the radiating element of the dual polarized antenna described in Claims 2 or 3, it is characterised in that
Described horizontally-polarized antenna unit has the first longitudinally asymmetric axis, the first lateral symmetry axis and the first center, described First line of rabbet joint relative to described first longitudinally asymmetric axisymmetrical, relative to described first lateral symmetry axisymmetrical, relative to Described first revenue centre is symmetrical,
Described vertical polarized antenna unit has the second longitudinally asymmetric axis, the second lateral symmetry axis and the second center, described Second line of rabbet joint relative to described second longitudinally asymmetric axisymmetrical, relative to described second lateral symmetry axisymmetrical, relative to Described second revenue centre is symmetrical.
The radiating element of dual polarized antenna the most according to claim 6, it is characterised in that
Described first protuberance is multiple, and multiple described first protuberances protrude to the same side of described the first noumenon, Qi Zhongduo Individual described first protuberance is relative to described first longitudinally asymmetric axis, described first lateral symmetry axis and described first center In each be symmetrically arranged, described second protuberance is multiple, and multiple described second protuberances are to described second body The same side is protruded, and plurality of described second protuberance is relative to described second longitudinally asymmetric axis, described second lateral symmetry Each in the minds of in axis and described second is symmetrically arranged,
Or described first protuberance is multiple, the part in multiple described first protuberances is to the first of described the first noumenon Side is stretched out, and the remainder in multiple described first protuberances stretches out to the second side of described the first noumenon, described the first noumenon The first side relative with the second side of described the first noumenon, multiple described first protuberances are relative to described first longitudinally asymmetric axle Each in the minds of in line, described first lateral symmetry axis and described first is symmetrically arranged, and described second protuberance is many Individual, the part in multiple described second protuberances is stretched out to the first side of described second body, multiple described second protuberances In remainder stretch out to the second side of described second body, the of the first side of described second body and described second body Two sides are relative, multiple described second protuberances relative to described second longitudinally asymmetric axis, described second lateral symmetry axis and Each in the minds of in described second is symmetrically arranged.
The radiating element of dual polarized antenna the most according to claim 1, it is characterised in that described horizontally-polarized antenna unit The remainder bending of two sidepiece the most described horizontally-polarized antenna unit of the both sides being positioned at described first line of rabbet joint, described Two sidepiece the most described vertical polarized antenna unit of the both sides being positioned at described second line of rabbet joint of vertical polarized antenna unit Remainder bending.
9. a dual polarized antenna, it is characterised in that include
Radiating element, described radiating element is the radiating element according to the dual polarized antenna according to any one of claim 1-8；
First feed element and the second feed element, described first feed element and described horizontally-polarized antenna unit matching, institute State the second feed element and described vertical polarized antenna unit matching；And
Reflecting plate, described reflecting plate is located at the lower section of described radiating element.
Dual polarized antenna the most according to claim 9, it is characterised in that described first feed element includes being located at described The first distributing point on horizontally-polarized antenna unit and the first feeder cable being connected with described first distributing point, described second Feed element includes being located at the second distributing point on described vertical polarized antenna unit and is connected with described second distributing point Second feeder cable, wherein said first feeder cable is the first balanced transmission line or the first non-balanced transmission line, described second Feeder cable is the second balanced transmission line or the second non-balanced transmission line.
11. dual polarized antennas according to claim 10, it is characterised in that described first distributing point is one or two, Described second distributing point is one or two, it is preferable that described first distributing point is adjacent to described horizontally-polarized antenna unit The first center, two the most described first centrosymmetry of described first distributing point, described second distributing point is adjacent to described Second center of vertical polarized antenna unit, two the most described second centrosymmetry of described second distributing point.
12. dual polarized antennas according to claim 10, it is characterised in that described first feeder cable is that the first balance passes Defeated line and described second feeder cable are the second balanced transmission line, and described first feed element farther includes the first balun and One coaxial cable, described second feed element farther includes the second balun and the second coaxial cable, wherein said first balance First end of transmission line is connected with described first distributing point and the second end is connected with described first balun, described first balun and institute Stating the first coaxial cable to be connected, the first end of described second balanced transmission line is connected with described second distributing point and the second end and institute Stating the second balun to be connected, described second balun is connected with described second coaxial cable.
13. dual polarized antennas according to claim 12, it is characterised in that described first balanced transmission line and described second Each in balanced transmission line includes that holding wire and the line of return, described first balun include that the first metalwork and first connects Line, described second balun includes the second metalwork and the second connecting line, the of the holding wire of wherein said first balanced transmission line One end is connected with described first distributing point and the second end is connected with described first connecting line, the return of described first balanced transmission line First end of line is connected with described first distributing point and the second end is connected with described first metalwork, described second balanced transmission line The first end of holding wire be connected with described second distributing point and the second end is connected with described second connecting line, described second balance First end of the line of return of transmission line is connected with described second distributing point and the second end and the second metalwork are connected, described first with The inner wire of axis cable is connected with described first connecting line, the outer conductor of described first coaxial cable and described first metalwork phase Even, the inner wire of described second coaxial cable is connected with described second connecting line, the outer conductor of described second coaxial cable and institute State the second metalwork to be connected.
14. dual polarized antennas according to claim 13, it is characterised in that described first feed element farther includes One non-equilibrium transmission part, described second feed element farther includes the second non-equilibrium transmission part, described first non-equilibrium Transmission part includes that the 3rd metalwork and the 3rd connecting line, described second non-equilibrium transmission part include the 4th metalwork and the 4th Connecting line, the inner wire of wherein said first coaxial cable is connected with described first connecting line by described 3rd connecting line, institute The outer conductor stating the first coaxial cable is connected with described first metalwork by described 3rd metalwork, described second coaxial cable Inner wire be connected with described second connecting line by described 4th connecting line, the outer conductor of described second coaxial cable passes through institute State the 4th metalwork to be connected with described second metalwork.
15. dual polarized antennas according to claim 9, it is characterised in that described reflecting plate has at least two and is positioned at not Isoplanar part.
16. dual polarized antennas according to claim 15, it is characterised in that described reflecting plate has the recessed of open upper end Being located at least partially in described groove of each in groove, described first feed element and described second feed element.
17. dual polarized antennas according to claim 16, it is characterised in that
Described reflecting plate is arc, and the middle part of described reflecting plate is positioned at the lower section at the edge of described reflecting plate,
Or described reflecting plate include lower plate and be located at described lower plate upper surface on upper plate, on the upper surface of described upper plate It is provided with described groove；
Or described reflecting plate include lower plate and be located at described lower plate upper surface on multiple coaming plates, multiple described coaming plates depend on Secondary cooperation and limit described groove.
18. dual polarized antennas according to claim 9, it is characterised in that farther include:
At least one first director, at least one first director described is located at the top of described horizontally-polarized antenna unit, The bearing of trend of at least one the first director described is consistent with the main polarization direction of electric field of described horizontally-polarized antenna unit； With
At least one second director, at least one second director described is located at the top of described vertical polarized antenna unit, The bearing of trend of at least one the second director described is consistent with the main polarization direction of electric field of described vertical polarized antenna unit.
19. dual polarized antennas according to claim 9, it is characterised in that farther include:
Load plate, described load plate is located between described horizontally-polarized antenna unit and described vertical polarized antenna unit, described Load plate more than 0 degree and is less than or equal to 90 degree with the angle of the plane at described horizontally-polarized antenna unit place, described load plate More than 0 degree and it is less than or equal to 90 degree, it is preferable that described load plate with the angle of the plane at described vertical polarized antenna unit place It it is four, it is preferable that described load plate is perpendicular to the plane at described horizontally-polarized antenna unit place, and described load plate is perpendicular to The plane at described vertical polarized antenna unit place.
20. dual polarized antennas according to claim 9, it is characterised in that farther include dielectric-slab, described radiation list Each of which in first feed element first, described and described second feed element is located at or is formed on described dielectric-slab.
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CN106450706A (en) * 2016-12-16 2017-02-22 杨明 Broadband dual-polarized magnetoelectric dipole base station antenna
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CN111342221A (en) * 2020-02-12 2020-06-26 上海交通大学 Low-profile ultra-wideband oscillator antenna based on concave corrugated ground structure
CN112467346A (en) * 2020-10-28 2021-03-09 武汉虹信科技发展有限责任公司 Integrated dual-polarized ceiling antenna
CN112909506A (en) * 2021-01-16 2021-06-04 深圳市睿德通讯科技有限公司 Antenna structure and antenna array
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CN108777350A (en) * 2018-05-03 2018-11-09 漆宏 Antenna element and aerial array with it
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CN114069260B (en) * 2020-08-07 2023-03-03 华为技术有限公司 Antenna system and electronic equipment comprising same
CN112467346B (en) * 2020-10-28 2022-07-19 武汉虹信科技发展有限责任公司 Integrated dual-polarized ceiling antenna
CN112467346A (en) * 2020-10-28 2021-03-09 武汉虹信科技发展有限责任公司 Integrated dual-polarized ceiling antenna
CN112909506B (en) * 2021-01-16 2021-10-12 深圳市睿德通讯科技有限公司 Antenna structure and antenna array
CN112909506A (en) * 2021-01-16 2021-06-04 深圳市睿德通讯科技有限公司 Antenna structure and antenna array

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