CN107181051A - The high isolation dual polarized wide frequency antenna of restructural - Google Patents

The high isolation dual polarized wide frequency antenna of restructural Download PDF

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Publication number
CN107181051A
CN107181051A CN201710225678.3A CN201710225678A CN107181051A CN 107181051 A CN107181051 A CN 107181051A CN 201710225678 A CN201710225678 A CN 201710225678A CN 107181051 A CN107181051 A CN 107181051A
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CN
China
Prior art keywords
hollow out
dielectric
slab
rectangle hollow
metal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN201710225678.3A
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Chinese (zh)
Inventor
彭彪
邓力
李书芳
张贯京
葛新科
高伟明
张红治
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Shenzhen City Jingcheng Mdt Infotech Ltd
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Shenzhen City Jingcheng Mdt Infotech Ltd
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Application filed by Shenzhen City Jingcheng Mdt Infotech Ltd filed Critical Shenzhen City Jingcheng Mdt Infotech Ltd
Priority to CN201710225678.3A priority Critical patent/CN107181051A/en
Priority to PCT/CN2017/101985 priority patent/WO2018184355A1/en
Publication of CN107181051A publication Critical patent/CN107181051A/en
Withdrawn legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00Details of, or arrangements associated with, antennas
    • H01Q1/36Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00Details of, or arrangements associated with, antennas
    • H01Q1/50Structural association of antennas with earthing switches, lead-in devices or lightning protectors
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00Details of, or arrangements associated with, antennas
    • H01Q1/52Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q13/00Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
    • H01Q13/10Resonant slot antennas
    • H01Q13/106Microstrip slot antennas

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  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Waveguide Aerials (AREA)

Abstract

The present invention discloses a kind of high isolation dual polarized wide frequency antenna of restructural, including fits in the hollow out sheet metal of the upper surface of dielectric-slab, fits in the L-shaped metal micro-strip line and axe shape monopole minor structure of the lower surface of dielectric-slab;Stepped hollow out gap is etched with hollow out sheet metal;Hollow out sheet metal is electrically connected with the first earth terminal of SMA, and L-shaped metal micro-strip line is electrically connected with the first feed end of SMA;Axe shape monopole minor structure is electrically connected with the 2nd feed end of SMA, and hollow out sheet metal is electrically connected with the 2nd earth terminal of SMA;The sophisticated top of the antiparallelogram sheet metal of axe shape monopole minor structure is provided with metal pad, and metal pad is grounded by via, and metal pad is connected by lumped capacity with the tip of antiparallelogram sheet metal.The high isolation dual polarized wide frequency antenna of restructural of the present invention realizes dual polarization using the orthogonal electric field pattern of stepped hollow out gap resonance so that the frequency reconfigurable of two feed ports simultaneously can independent harmony.

Description

The high isolation dual polarized wide frequency antenna of restructural
Technical field
The present invention relates to the high isolation dual polarized wide frequency antenna of communication technical field, more particularly to a kind of restructural.
Background technology
For the ease of communication terminal and the large-scale promotion application of radio-frequency recognition system, the financial cost of terminal or system and Volume size is all vital Consideration, as the antenna of wherein important component, before superior performance index is ensured Put, it is necessary to be required for multifrequency, broadband, miniaturization.The main stream approach of the dual polarized antenna design of prior art is to pass through By two identical antenna elements, realized according to orthogonal orthogonal formula layout.Although two antenna elements are vertically being put Just shape mutually embedded combine closely can reduce overall antennas sizes when putting, but be limited by the design chi of antenna element It is very little so that the size of dual polarized antenna is difficult to reduce again.And two antenna elements are also more difficult to form preferable isolation.
The content of the invention
The main object of the present invention provides a kind of high isolation dual polarized wide frequency antenna of restructural, it is intended to solve existing Dual polarized antenna size is big, and the technical problem of isolation difference.
To achieve the above object, the high isolation dual polarized wide frequency antenna of a kind of restructural, including dielectric-slab, hollow out metal Piece, L-shaped metal micro-strip line, the first SMA, axe shape monopole minor structure and the 2nd SMA heads, the hollow out sheet metal fit in described The upper surface of dielectric-slab, the L-shaped metal micro-strip line and the axe shape monopole minor structure fit in the lower surface of the dielectric-slab; Stepped hollow out gap is etched with the hollow out sheet metal, the stepped hollow out gap is by the first rectangle hollow out, the second square Shape hollow out, the 3rd rectangle hollow out, the 4th rectangle hollow out and the 5th rectangle hollow out are sequentially connected composition;The L-shaped metal micro-strip line Transverse part it is parallel with the long side of the lower surface of the dielectric-slab, the vertical part of the L-shaped metal micro-strip line with the dielectric-slab The long side on surface is vertical;The axe shape monopole minor structure includes bar shaped vertical part and axe shape transverse part, the axe shape monopole minor structure Bar shaped vertical part includes the first rectangular metal sheet and the second rectangular metal sheet of connection, the bar shaped vertical part of the axe shape monopole minor structure It is vertical with the long side of the lower surface of the dielectric-slab;The axe shape transverse part of the axe shape monopole minor structure is described including being symmetricly set in The antiparallelogram sheet metal of the bar shaped vertical part both sides of axe shape monopole minor structure, the axe shape monopole minor structure is on the dielectric-slab Lower surface broadside axis it is symmetrical;Described first SMA be arranged on the dielectric-slab, the hollow out sheet metal and first The earth terminal electrical connection of SMA, the L-shaped metal micro-strip line is electrically connected with the first feed end of SMA;The 2nd SMA heads It is arranged on the dielectric-slab, the axe shape monopole minor structure is electrically connected with the 2nd feed end of SMA, the hollow out sheet metal Electrically connected with the 2nd earth terminal of SMA;The high isolation dual polarized wide frequency antenna of the restructural is also arranged at including a pair It was provided with the metal pad on the sophisticated top of the antiparallelogram sheet metal of the axe shape monopole minor structure, the metal pad Hole, the metal pad is grounded by the via, and the metal pad also passes through lumped capacity and the axe shape monopole knot The tip connection of the antiparallelogram sheet metal of structure.
It is preferred that, the first rectangle hollow out, the second rectangle hollow out, the 3rd rectangle hollow out, the 4th rectangle hollow out and the 5th The broadside of rectangle hollow out and the broadside axis parallel of the upper surface of the dielectric-slab;The first rectangle hollow out, the second rectangle Hollow out, the 3rd rectangle hollow out, the 4th rectangle hollow out and the 5th rectangle hollow out are symmetrical on the broadside axis.
It is preferred that, the dielectric-slab is FR4 medium substrate, and the thickness of the dielectric-slab is 0.8mm and dielectric constant is 4.4。
It is preferred that, the length of the dielectric-slab and hollow out sheet metal is 74mm, the dielectric-slab and hollow out sheet metal width Spend for 106mm;The length of the first rectangle hollow out is 52mm, and the width of the first rectangle hollow out is 44mm;Described second The length of rectangle hollow out is 32mm, and the width of the second rectangle hollow out is 6mm;The length of the 3rd rectangle hollow out is 6.7mm, the width of the 3rd rectangle hollow out is 10.5mm;The length of the 4th rectangle hollow out is 2.6mm, the 4th square The width of shape hollow out is 17.7mm;The length of the 5th rectangle hollow out is 9.6mm, and the width of the 5th rectangle hollow out is 1.5mm。
It is preferred that, the distance of the lower long edges and the lower long edges of the upper surface of the dielectric-slab in stepped hollow out gap is 6.3mm。
It is preferred that, the width of the L-shaped metal micro-strip line is 1.32mm, the length of the transverse part of the L-shaped metal micro-strip line For 27.6mm, the vertical part length of the L-shaped metal micro-strip line is 11.32mm.
It is preferred that, the vertical part of the L-shaped metal micro-strip line and the distance of the left side broadside of the lower surface of the dielectric-slab are 20.4mm。
It is preferred that, the length of the first rectangular metal sheet of the axe shape monopole minor structure is 2.5mm, the first rectangle gold The width for belonging to piece is 36mm;The length of second rectangular metal sheet of the axe shape monopole minor structure is 1mm, the second rectangle gold The width for belonging to piece is 11mm;The upper bottom edge length of the antiparallelogram sheet metal of the axe shape monopole minor structure is 2.5mm, described etc. The bottom edge lengths of the trapezoidal sheet metal in side are 16mm, and the height of the antiparallelogram sheet metal is 6.75mm.
It is preferred that, the central point of the antiparallelogram sheet metal of the axe shape monopole minor structure and the axe shape monopole minor structure The first rectangular metal sheet bottom vertical range be 9.8mm.
The high isolation dual polarized wide frequency antenna of restructural of the present invention is by setting stepped hollow out gap resonance, effectively profit Dual polarized antenna is realized with the orthogonal electric field pattern of stepped hollow out gap resonance, can fully reduce Antenna Design size, And high isolation is formed between two feed ports so that the frequency reconfigurable of two feed ports simultaneously can independent harmony.
Brief description of the drawings
Fig. 1 is the structural representation of the high isolation dual polarized wide frequency antenna preferred embodiment of restructural of the present invention;
Fig. 2 is the structure of the hollow out sheet metal preferred embodiment of the high isolation dual polarized wide frequency antenna of restructural of the present invention Schematic diagram;
Fig. 3 is the L-shaped metal micro-strip line and axe shape monopole of the high isolation dual polarized wide frequency antenna of restructural of the present invention The structural representation of structure preferred embodiment;
Fig. 4 is the reflectance factor simulation result schematic diagram of the high isolation dual polarized wide frequency antenna of restructural of the present invention;
Fig. 5 is the reflectance factor simulation result signal of the high isolation dual polarized wide frequency antenna L0 parameters of restructural of the present invention Figure;
Fig. 6 is the reflectance factor simulation result signal of the high isolation dual polarized wide frequency antenna d1 parameters of restructural of the present invention Figure;
Fig. 7 is the reflectance factor simulation result signal of the high isolation dual polarized wide frequency antenna W4 parameters of restructural of the present invention Figure;
Fig. 8 is that the reflectance factor simulation result of the high isolation dual polarized wide frequency antenna LP3 parameters of restructural of the present invention shows It is intended to;
Fig. 9 is the reflectance factor simulation result signal of the high isolation dual polarized wide frequency antenna S1 parameters of restructural of the present invention Figure;
Figure 10 is the reflectance factor emulation of the high isolation dual polarized wide frequency antenna lumped capacity parameter of restructural of the present invention Result schematic diagram.
The object of the invention is realized, functional characteristics and advantage will will in the lump join in embodiment part in conjunction with the embodiments It is described further according to accompanying drawing.
Embodiment
Further to illustrate the present invention to reach the technological means and effect that above-mentioned purpose is taken, below in conjunction with accompanying drawing And preferred embodiment, embodiment, structure, feature and its effect to the present invention are described in detail.It should be appreciated that this The specific embodiment of place description is not intended to limit the present invention only to explain the present invention.
Shown in reference picture 1, Fig. 1 is the plane of the high isolation dual polarized wide frequency antenna preferred embodiment of restructural of the present invention Structural representation.In the present embodiment, the high isolation dual polarized wide frequency antenna 1 of restructural, including dielectric-slab 10, hollow out metal Piece 20, the SMA (Sub-Miniature-A) first 40 of L-shaped metal micro-strip line 30 and the first, axe shape monopole minor structure 50 and the 2nd SMA (Sub-Miniature-A) first 60.The high isolation dual polarized wide frequency antenna 1 of the restructural be rectangular parallelepiped structure (in Fig. 1 only Show floor map), the hollow out sheet metal 20, L-shaped metal micro-strip line 30 and axe shape monopole minor structure 50 are copper. The dielectric-slab 10 is FR4 medium substrate, and the thickness of dielectric-slab 10 is 0.8mm and dielectric constant is preferably 4.4.Described One SMA first 40, the 2nd SMA first 60 are coaxial connector.The hollow out sheet metal 20 fits in the upper surface of the dielectric-slab 10, The L-shaped metal micro-strip line 30 and the axe shape monopole minor structure 50 fit in the lower surface of the dielectric-slab 10;The hollow out Stepped hollow out gap 21 is etched with sheet metal 20, the stepped hollow out gap 21 is by the first rectangle hollow out 211, the second square Shape hollow out 212, the 3rd rectangle hollow out 213, the 4th rectangle hollow out 214 and the 5th rectangle hollow out 215 are sequentially connected composition;The L The transverse part 31 of shape metal micro-strip line is parallel with the long side of the lower surface of the dielectric-slab 10, the vertical part of the L-shaped metal micro-strip line 32 is vertical with the long side of the lower surface of the dielectric-slab 10;The axe shape monopole minor structure 50 includes bar shaped vertical part 51 and axe shape is horizontal Portion 52, the bar shaped vertical part 51 of the axe shape monopole minor structure includes the first rectangular metal sheet 511 and the second rectangular metal of connection Piece 512, the bar shaped vertical part 51 of the axe shape monopole minor structure is vertical with the long side of the lower surface of the dielectric-slab 10;The axe shape The axe shape transverse part 52 of monopole minor structure includes being symmetricly set in the equilateral of the both sides of bar shaped vertical part 51 of the axe shape monopole minor structure Trapezoidal sheet metal 521, the broadside axis of lower surface of the axe shape monopole minor structure 50 on the dielectric-slab 10 is symmetrical;Institute State the first SMA first 40 to be arranged on the dielectric-slab 10, the earth terminal of the hollow out sheet metal 20 and the first SMA first 40 is electrically connected Connect, the L-shaped metal micro-strip line 30 is electrically connected with the first SMA first 40 feed end;2nd SMA first 60, which is arranged at, to be given an account of On scutum 10, the axe shape monopole minor structure 50 is electrically connected with the 2nd SMA first 60 feed end, the hollow out sheet metal 20 and Two SMA first 60 earth terminal electrical connection.The high isolation dual polarized wide frequency antenna 1 of the restructural is also arranged at institute including a pair State on the metal pad 70 on the sophisticated top of the antiparallelogram sheet metal 521 of axe shape monopole minor structure 50, the metal pad 70 Via 71 is provided with, the metal pad 70 is grounded by the via 71, and the metal pad 70 also passes through lumped capacity 80 It is connected with the tip of the antiparallelogram sheet metal 521 of the axe shape monopole minor structure 50.
As the preferred embodiments of the present invention, the vertical part 32 of the L-shaped metal micro-strip line extends to the dielectric-slab 10 The long side in bottom of lower surface, the first SMA first 40 is arranged at the vertical part 32 of the L-shaped metal micro-strip line and the dielectric-slab 10 Lower surface the long side intersection location in bottom dielectric-slab 10 on, formed the first feed port S11;The axe shape monopole minor structure Vertical part 51 extend to the dielectric-slab 10 lower surface top longitudinal edge, the 2nd SMA first 60 is arranged at the axe shape list The vertical part 51 of pole minor structure is with the dielectric-slab 10 of the top longitudinal edge intersection location of the lower surface of the dielectric-slab 10, forming second Feed port S22.
The high isolation dual polarized wide frequency antenna of restructural of the present invention is by setting stepped hollow out gap resonance, effectively profit Dual polarized antenna is realized with the orthogonal electric field pattern of stepped hollow out gap resonance, can fully reduce Antenna Design size, And high isolation is formed between two feed ports so that the frequency reconfigurable of two feed ports simultaneously can independent harmony.
Shown in reference picture 2, Fig. 2 is the hollow out sheet metal preferred embodiment of the high isolation dual polarized wide frequency antenna of restructural Structural representation.In the present embodiment, the first rectangle hollow out 211, the second rectangle hollow out 212, the 3rd rectangle hollow out 213rd, the broadside of the 4th rectangle hollow out 214 and the 5th rectangle hollow out 215 and the broadside axis of the upper surface of the dielectric-slab 10 It is parallel;The first rectangle hollow out 211, the second rectangle hollow out 212, the 3rd rectangle hollow out 213, the 4th rectangle hollow out 214 and Five rectangle hollow outs 214 are symmetrical on the broadside axis.
The length W of the dielectric-slab 10 and hollow out sheet metal 20 is 74mm, the dielectric-slab 10 and hollow out sheet metal 20 Width L is 106mm;The length W0 of the first rectangle hollow out 211 is 52mm, and the width L0 of the first rectangle hollow out 211 is 44mm;The length W1 of the second rectangle hollow out 212 is 32mm, and the width L1 of the second rectangle hollow out 212 is 6mm;It is described The length W2 of 3rd rectangle hollow out 213 is 6.7mm, and the width L2 of the 3rd rectangle hollow out 213 is 10.5mm;4th square The length W3 of shape hollow out 214 is 2.6mm, and the width L3 of the 4th rectangle hollow out 214 is 17.7mm;The 5th rectangle hollow out 215 length W4 is 9.6mm, and the width L4 of the 5th rectangle hollow out 215 is 1.5mm.The stepped hollow out gap 21 Lower long edges are 6.3mm apart from dx with the lower long edges of the upper surface of the dielectric-slab 10.
Shown in reference picture 3, Fig. 3 is the L-shaped metal micro-strip line and axe shape of the high isolation dual polarized wide frequency antenna of restructural The structural representation of monopole minor structure preferred embodiment.The width WP1 of the L-shaped metal micro-strip line 30 is 1.32mm, the L-shaped The length d2 of the transverse part 31 of metal micro-strip line is 27.6mm, and the length d1 of the vertical part 32 of the L-shaped metal micro-strip line is 11.32mm.The vertical part 32 of the L-shaped metal micro-strip line is apart from d0 with the left side broadside of the lower surface of the dielectric-slab 10 20.4mm.The length WP2 of first rectangular metal sheet 511 of the axe shape monopole minor structure 50 is 2.5mm, the first rectangle gold The width LP2 for belonging to piece 511 is 36mm;The length WP3 of second rectangular metal sheet 512 of the axe shape monopole minor structure 50 is 1mm, The width of second rectangular metal sheet 512 is that LP3 is 11mm;The antiparallelogram sheet metal of the axe shape monopole minor structure 50 521 upper bottom S2 length is 2.5mm, and the bottom edge lengths S1 of the antiparallelogram sheet metal is 16mm, the antiparallelogram gold The height d3 for belonging to piece is 6.75mm.The central point of the antiparallelogram sheet metal 521 of the axe shape monopole minor structure 50 and the axe The vertical range of the bottom of first rectangular metal sheet 511 of shape monopole minor structure 50 is 9.8mm.
With reference to shown in Fig. 4, Fig. 4 is the reflectance factor emulation knot of the high isolation dual polarized wide frequency antenna of restructural of the present invention Fruit schematic diagram.From fig. 4, it can be seen that the high isolation dual polarized wide frequency antenna 1 of the restructural has two feed ports, it is described First feed port S11 reflectance factor is below -10dB, and working frequency can cover 1.15GHz to 2.93GHz, FBW= 86.9%, realize tri- modes of resonance of fm1, fm2, fm3;The reflectance factor of the second feed port S22-10dB with Under, working frequency can cover 1.15GHz to 2.99GHz, FBW=58.9%, realize two modes of resonance of fp1, fp2.Institute The isolation stated between the first feed port S11 and the second feed port S22 is less than -32dB.
With reference to shown in Fig. 5, Fig. 5 is the reflectance factor of the high isolation dual polarized wide frequency antenna L0 parameters of restructural of the present invention Simulation result schematic diagram.From figure 5 it can be seen that the width L0 by adjusting the first rectangle hollow out 211, it is possible to achieve right Fm2 independent tuning.With reference to shown in Fig. 6, Fig. 6 is the anti-of the high isolation dual polarized wide frequency antenna d1 parameters of restructural of the present invention Penetrate coefficient simulation result schematic diagram.From fig. 6 it can be seen that the length d1 of the vertical part 32 by adjusting L-shaped metal micro-strip line, can To realize the independent tuning to fm3.With reference to shown in Fig. 7, Fig. 7 is the high isolation dual polarized wide frequency antenna W4 of restructural of the present invention The reflectance factor simulation result schematic diagram of parameter.It can be seen from figure 7 that the length by adjusting the 5th rectangle hollow out 215 W4 is spent to realize the tuning to fm1.
With reference to shown in Fig. 8, Fig. 8 is the reflection system of the high isolation dual polarized wide frequency antenna LP3 parameters of restructural of the present invention Number simulation result schematic diagram.As can be seen from Figure 8, by adjusting the second rectangular metal sheet 512 of axe shape monopole minor structure 50 Width LP3, it is possible to achieve to fp1 independent tuning.With reference to shown in Fig. 9, Fig. 9 is that the high-isolation of restructural of the present invention is bipolar Change the reflectance factor simulation result schematic diagram of wide frequency antenna S1 parameters.It can be seen in figure 9 that by adjusting the axe shape monopole The bottom length S1 of the antiparallelogram sheet metal 521 of minor structure 50, it is possible to achieve to fp2 independent tuning.
With reference to shown in Figure 10, Figure 10 is the high isolation dual polarized wide frequency antenna lumped capacity parameter of restructural of the present invention Reflectance factor simulation result schematic diagram.It can be seen from fig. 10 that the size by adjusting the lumped capacity 80, it is possible to achieve To fp2 frequency reconfigurable, with the increase of lumped capacity 80, resonant frequency fp2 is constantly reduced.
The high isolation dual polarized wide frequency antenna of restructural of the present invention is by setting stepped hollow out gap resonance, by having Effect realizes dual polarized antenna using the orthogonal electric field pattern of stepped hollow out gap resonance, can fully reduce Antenna Design chi It is very little, and form between two feed ports high isolation so that the frequency reconfigurable of two feed ports simultaneously can independent harmony.
The preferred embodiments of the present invention are these are only, are not intended to limit the scope of the invention, it is every to utilize this hair Equivalent structure or the equivalent function conversion that bright specification and accompanying drawing content are made, or directly or indirectly it is used in other related skills Art field, is included within the scope of the present invention.

Claims (9)

1. a kind of high isolation dual polarized wide frequency antenna of restructural, including dielectric-slab, hollow out sheet metal, L-shaped metal micro-strip line, First SMA, axe shape monopole minor structure and the 2nd SMA heads, it is characterised in that:
The hollow out sheet metal fits in the upper surface of the dielectric-slab, the L-shaped metal micro-strip line and the axe shape monopole Structure fits in the lower surface of the dielectric-slab;
Stepped hollow out gap is etched with the hollow out sheet metal, the stepped hollow out gap is by the first rectangle hollow out, Two rectangle hollow outs, the 3rd rectangle hollow out, the 4th rectangle hollow out and the 5th rectangle hollow out are sequentially connected composition;
The transverse part of the L-shaped metal micro-strip line is parallel with the long side of the lower surface of the dielectric-slab, the L-shaped metal micro-strip line Vertical part is vertical with the long side of the lower surface of the dielectric-slab;
The axe shape monopole minor structure includes bar shaped vertical part and axe shape transverse part, and the bar shaped vertical part of the axe shape monopole minor structure includes The first rectangular metal sheet and the second rectangular metal sheet of connection, bar shaped vertical part and the dielectric-slab of the axe shape monopole minor structure Lower surface long side it is vertical;The axe shape transverse part of the axe shape monopole minor structure includes being symmetricly set in the axe shape monopole knot The antiparallelogram sheet metal of the bar shaped vertical part both sides of structure, the width of lower surface of the axe shape monopole minor structure on the dielectric-slab Side axis is symmetrical;
Described first SMA be arranged on the dielectric-slab, the hollow out sheet metal is electrically connected with the first earth terminal of SMA, The L-shaped metal micro-strip line is electrically connected with the first feed end of SMA;
Described 2nd SMA be arranged on the dielectric-slab, the axe shape monopole minor structure is electrically connected with the 2nd feed end of SMA Connect, the hollow out sheet metal is electrically connected with the 2nd earth terminal of SMA;
The high isolation dual polarized wide frequency antenna of the restructural also include being arranged at for a pair the axe shape monopole minor structure etc. Via is provided with the metal pad on the sophisticated top of the trapezoidal sheet metal in side, the metal pad, the metal pad passes through institute Via ground connection is stated, the metal pad also passes through lumped capacity and the point of the antiparallelogram sheet metal of the axe shape monopole minor structure End connection.
2. the high isolation dual polarized wide frequency antenna of restructural as claimed in claim 1, it is characterised in that first rectangle Hollow out, the second rectangle hollow out, the 3rd rectangle hollow out, the broadside of the 4th rectangle hollow out and the 5th rectangle hollow out and the dielectric-slab The broadside axis parallel of upper surface;The first rectangle hollow out, the second rectangle hollow out, the 3rd rectangle hollow out, the 4th rectangle are engraved Empty and the 5th rectangle hollow out is symmetrical on the broadside axis.
3. the high isolation dual polarized wide frequency antenna of restructural as claimed in claim 1, it is characterised in that the dielectric-slab is FR4 medium substrate, the thickness of the dielectric-slab is 0.8mm and dielectric constant is 4.4.
4. the high isolation dual polarized wide frequency antenna of the restructural as described in claim any one of 1-3, it is characterised in that described The length of dielectric-slab and hollow out sheet metal is 74mm, and the width of the dielectric-slab and hollow out sheet metal is 106mm;First square The length of shape hollow out is 52mm, and the width of the first rectangle hollow out is 44mm;The length of the second rectangle hollow out is 32mm, The width of the second rectangle hollow out is 6mm;The length of the 3rd rectangle hollow out is 6.7mm, the 3rd rectangle hollow out Width is 10.5mm;The length of the 4th rectangle hollow out is 2.6mm, and the width of the 4th rectangle hollow out is 17.7mm;Institute The length for stating the 5th rectangle hollow out is 9.6mm, and the width of the 5th rectangle hollow out is 1.5mm.
5. the high isolation dual polarized wide frequency antenna of restructural as claimed in claim 4, it is characterised in that the step type is engraved The distance of the lower long edges of hollow joint gap and the lower long edges of the upper surface of the dielectric-slab is 6.3mm.
6. the high isolation dual polarized wide frequency antenna of restructural as claimed in claim 5, it is characterised in that the L-shaped metal The width of microstrip line is 1.32mm, and the length of the transverse part of the L-shaped metal micro-strip line is 27.6mm, the L-shaped metal micro-strip line Vertical part length be 11.32mm.
7. the stepped slot antenna of three Mould Breadths band as claimed in claim 6, it is characterised in that the L-shaped metal micro-strip line The distance of vertical part and the left side broadside of the lower surface of the dielectric-slab is 20.4mm.
8. the high isolation dual polarized wide frequency antenna of restructural as claimed in claim 7, it is characterised in that the axe shape monopole The length of first rectangular metal sheet of minor structure is 2.5mm, and the width of first rectangular metal sheet is 36mm;The axe shape list The length of second rectangular metal sheet of pole minor structure is 1mm, and the width of second rectangular metal sheet is 11mm;The axe shape list The upper bottom edge length of the antiparallelogram sheet metal of pole minor structure is 2.5mm, and the bottom edge lengths of the antiparallelogram sheet metal are 16mm, the height of the antiparallelogram sheet metal is 6.75mm.
9. the high isolation dual polarized wide frequency antenna of restructural as claimed in claim 8, it is characterised in that the axe shape monopole The central point of the antiparallelogram sheet metal of minor structure and the bottom of the first rectangular metal sheet of the axe shape monopole minor structure Vertical range is 9.8mm.
CN201710225678.3A 2017-04-07 2017-04-07 The high isolation dual polarized wide frequency antenna of restructural Withdrawn CN107181051A (en)

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CN201710225678.3A CN107181051A (en) 2017-04-07 2017-04-07 The high isolation dual polarized wide frequency antenna of restructural
PCT/CN2017/101985 WO2018184355A1 (en) 2017-04-07 2017-09-16 Reconstructible high-isolation dual-polarization wideband antenna

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CN201710225678.3A CN107181051A (en) 2017-04-07 2017-04-07 The high isolation dual polarized wide frequency antenna of restructural

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018184354A1 (en) * 2017-04-07 2018-10-11 深圳市景程信息科技有限公司 High-isolation dual-polarization broadband antenna
WO2018184370A1 (en) * 2017-04-07 2018-10-11 深圳市景程信息科技有限公司 Stepped and slotted tri-mode wide-band antenna using microstrip feed
WO2018184367A1 (en) * 2017-04-07 2018-10-11 深圳市景程信息科技有限公司 Reconfigurable dual-polarized broadband antenna
WO2018184366A1 (en) * 2017-04-07 2018-10-11 深圳市景程信息科技有限公司 Dual-polarized broadband antenna

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