CN205692962U - Minimized wide-band high-gain circular polarization microstrip antenna - Google Patents
Minimized wide-band high-gain circular polarization microstrip antenna Download PDFInfo
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- CN205692962U CN205692962U CN201620546820.5U CN201620546820U CN205692962U CN 205692962 U CN205692962 U CN 205692962U CN 201620546820 U CN201620546820 U CN 201620546820U CN 205692962 U CN205692962 U CN 205692962U
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Abstract
The open a kind of minimized wide-band high-gain circular polarization microstrip antenna of this utility model, including the parasitic layer, radiating layer, feed layer and the metallic reflector that are set in distance from top to bottom;And parasitism layer, radiating layer, feed layer and metallic reflector are centrally located on same vertical line;Feed layer is made up of feed dielectric substrate, microstrip feed line and metal floor, and metal floor offers double-Y shaped gap;Radiating layer is made up of radiation medium substrate and radiation metal paster;Parasitic layer is made up of parasitic agent substrate and parasitic metal paster;Rectangular channel is had on radiation metal paster and parasitic metal paster;Metallic reflector is made up of metallic reflection plate.The small volume of this antenna, simple in construction, be prone to processing, it is adaptable to the field such as broadband connections, satellite communication.
Description
Technical field
This utility model relates to antenna technical field, is specifically related to a kind of minimized wide-band high-gain circularly polarization microstrip sky
Line.
Background technology
Along with wireless communication technology develops, minimized wide-band high-gain circular polarized antenna increasingly receives publicity.Because circle
Polarization micro-strip antenna has the advantage of its uniqueness to be widely used in these communications fields, can meet at satellite communication, thunder
Reach, requirement that each side such as electronic countermeasure is tightened up and more accurate.But, circular polarization microstrip antenna 3dB axial ratio bandwidth is general only
Have about 2%, and module gain is generally about 4-6dBi, then need composition array to obtain high-gain, be unfavorable for microstrip antenna
Conformal design with carrier and the growth requirement of miniaturization, be more so that antenna structure is complicated or cannot realize circular polarisation.
In recent years, there is the research much about miniaturization with extension circular polarization microstrip antenna bandwidth technologies.Such as notification number
Disclosed in the Chinese utility model patent application of CN104993227A " small size broadband circular polarization patch antenna ", this antenna is opened
Multiple grooves can realize the miniaturization of circular polarized antenna, but axial ratio bandwidth is only 3.8%, and standing wave bandwidth is only 6.8%, reaches far away
Needs to broadband connections.And the disclosed " Novel small-sized of Chinese utility model patent application that notification number is CN104112898A
Change ultra broadband circular polarized antenna ", use plane equiangular spiral and spherical helix structure, it is possible to achieve the ultra broadband of 1~20GHz,
But in aerial band, gain is at about 6dB, does not reaches the needs of high-gain.
Utility model content
Technical problem to be solved in the utility model is that existing antenna exists that impedance bandwidth is narrow with axial ratio bandwidth, size is big
The problem of grade low with gain, it is provided that a kind of minimized wide-band high-gain circular polarization microstrip antenna.
For solving the problems referred to above, this utility model is achieved through the following technical solutions:
Minimized wide-band high-gain circular polarization microstrip antenna, including the parasitic layer being set in distance from top to bottom, radiating layer,
Feed layer and metallic reflector;And parasitism layer, radiating layer, feed layer and metallic reflector are centrally located on same vertical line;
Above-mentioned feed layer is made up of feed dielectric substrate, microstrip feed line and metal floor;Microstrip feed line is positioned at feed dielectric substrate
The middle part of lower surface;Metal floor is the square of rule, and is overlying on feed dielectric upper surface of base plate;The middle part of metal floor is opened
It is provided with the double Y shape gaps being centrosymmetric;Above-mentioned radiating layer is made up of radiation medium substrate and radiation metal paster;Spoke
Penetrate metal patch be one group of diagonal angle be the square of corner cut, and be overlying on the upper surface of radiation medium substrate;Radiation metal paster
Central authorities offer a radiation patch rectangular channel, and the bearing of trend of this rectangular channel is perpendicular with the bearing of trend of microstrip feed line;On
State parasitic layer to be made up of parasitic agent substrate and parasitic metal paster;Parasitic metal paster be one group of diagonal angle be the pros of corner cut
Shape, and it is overlying on the lower surface of parasitic agent substrate;The central authorities of parasitic metal paster offer a parasitic patch rectangular channel, this square
The bearing of trend of shape groove is paralleled with the bearing of trend of microstrip feed line;Above-mentioned metallic reflector is made up of metallic reflection plate;Should
Metallic reflection plate is homogeneous with parasitic agent substrate, radiation medium substrate and the surface configuration of feed dielectric substrate and surface size
Cause.
In such scheme, the surface shape of metallic reflection plate, parasitic agent substrate, radiation medium substrate and feed dielectric substrate
Shape is the square of rule.
In such scheme, the length of side of radiation metal paster is more than the length of side of parasitic metal paster.
In such scheme, the corner cut of radiation metal paster i.e. parasitic patch corner cut i.e. radiates with the corner cut of parasitic metal paster
Paster corner cut direction is consistent.
In such scheme, radiation patch rectangular channel is equal with the width of parasitic patch rectangular channel, radiation patch rectangular channel
Length is more than the length of parasitic patch rectangular channel.
In such scheme, described pair of Y shape gap is tilted minor matters, 2 longitudinal minor matters being parallel to each other and 2 phases by 1
The most parallel horizontal minor matters composition;Article 1, the end points of longitudinal minor matters and the end points of 1 horizontal minor matters are vertically intersected on minor matters
The end points of 1 end points, the end points of another 1 longitudinal minor matters and another 1 horizontal minor matters is vertically intersected on another 1 end of minor matters
Point.
In such scheme, the width tilting minor matters, longitudinal minor matters and horizontal minor matters is equal, and the length of longitudinal minor matters is longer than horizontal stroke
To the length of minor matters.
In such scheme, the center line of described microstrip feed line overlaps with feed dielectric substrate center line.
In such scheme, one end of microstrip feed line is concordant with the edge of feed dielectric substrate, and the other end of microstrip feed line prolongs
Connecting with stretching and have a micro-strip matched line, the width of micro-strip matched line is identical with microstrip feed line.
In such scheme, the lower surface of feed dielectric substrate is λ with the spacing of the upper surface of metallic reflection plate0/ 4, its
Middle λ0For center of antenna frequency wavelength.
Compared with prior art, this utility model carries out couple feed by having the metal ground plate in double-Y shaped gap.Logical
Overregulate the length of double-Y shaped gap two minor matters of inclination, i.e. rely on the difference of two bifurcated minor matters length to encourage orthogonal degenerate mode,
Form right-handed circular polarization (RHCP) radiation.Metallic reflection plate can make antenna realize directed radiation, improves antenna gain.By increasing
Add the stepped construction of parasitic patch, the impedance bandwidth of extended antenna, to two paster corner cuts, increase the 3dB axle ratio of antenna further
Bandwidth.Again two pasters being opened rectangular channel so that the surface current of two pasters flows through around trough rim is roundabout, the path that electric current flows through becomes
Long, equivalence adds the size of paster, it is achieved the miniaturization of antenna.This Antenna Operation is in 4.1~5.7GHz, and antenna is at whole frequency
VSWR < 2 in section, in band, gain is at about 9.5dB, in 4.4~5.4GHz frequency band ranges, AR < 3, and the small volume of antenna,
Simple in construction, be prone to processing, it is adaptable to the field such as broadband connections, satellite communication.
Accompanying drawing explanation
Fig. 1 is that the structure of minimized wide-band high-gain circular polarization microstrip antenna launches schematic diagram.
Fig. 2 is the structural representation of the feed layer of minimized wide-band high-gain circular polarization microstrip antenna.
Fig. 3 is the structural representation of the radiating layer of minimized wide-band high-gain circular polarization microstrip antenna.
Fig. 4 is the structural representation of the parasitic layer of minimized wide-band high-gain circular polarization microstrip antenna.
Fig. 5 is the S11 curve of minimized wide-band high-gain circular polarization microstrip antenna.
Fig. 6 is axle ratio (AR) curve of minimized wide-band high-gain circular polarization microstrip antenna.
Fig. 7 is gain (Gain) curve of minimized wide-band high-gain circular polarization microstrip antenna.
Fig. 8 is the antenna pattern that minimized wide-band high-gain circular polarization microstrip antenna emulates at mid frequency.
Label in figure:
1, parasitic layer;1-1, parasitic agent substrate;1-2, parasitic metal paster;1-2-1, parasitic patch rectangular channel;
1-2-2, parasitic patch corner cut;
2, radiating layer;2-1, radiation medium substrate;2-2, radiation metal paster;2-2-1, radiation patch rectangular channel;
2-2-2, radiation patch corner cut;
3, feed layer;3-1, feed dielectric substrate;3-2, metal floor;3-2-1, double Y shape gap;3-2-1-1, incline
Tiltedly minor matters;3-2-1-2, longitudinal minor matters;3-2-1-3, horizontal minor matters;3-3, microstrip feed line;3-4, micro-strip matched line;
4, metallic reflector.
Detailed description of the invention
Below in conjunction with the accompanying drawings and this utility model is described in detail by detailed description of the invention, the present embodiment is new with practicality
Implement under premised on type technical scheme, give detailed embodiment and specific operation process, but of the present utility model
Protection domain is not limited to following embodiment.
Minimized wide-band high-gain circular polarization microstrip antenna, as it is shown in figure 1, include the parasitism being set in distance from top to bottom
Layer 1, radiating layer 2, feed layer 3 and metallic reflector 4.And parasitism layer 1, radiating layer 2, feed layer 3 and the center of metallic reflector 4
It is positioned on same vertical line.
Seeing Fig. 2, above-mentioned feed layer 3 is by feed dielectric substrate 3-1, microstrip feed line 3-3, micro-strip matched line 3-4 and metal
Floor 3-2 is constituted.Microstrip feed line 3-3 and micro-strip matched line 3-4 is strip metal microstrip line, and is positioned at feed dielectric substrate
The middle part of the lower surface of 3-1.Sideline is overlapped by the center line of microstrip feed line 3-3 with feed dielectric substrate 3-1.Microstrip feed line 3-3 and
Micro-strip matched line 3-4 is on same straight line, and the width of micro-strip matched line 3-4 is identical with microstrip feed line 3-3.Microstrip feed line 3-
One end of 3 is concordant with the edge of feed dielectric substrate 3-1, and the other end of microstrip feed line 3-3 connects with one end of micro-strip matched line 3-4
Connect, the other end open circuit of micro-strip matched line 3-4.Being 50 ohm in order to ensure matching port Impedance, through optimizing, micro-strip is mated
The line width values of line 3-4 is 2.5mm, a length of 10mm of micro-strip matched line 3-4, makes antenna properties reach requirement.Metal ground
Plate 3-2 is the square of rule, and is overlying on feed dielectric substrate 3-1 upper surface.The middle part of metal floor 3-2 offer one in
Centrosymmetric couple of Y shape gap 3-2-1.The described couple of Y shape gap 3-2-1 by 1 tilt minor matters 3-2-1-1,2 be parallel to each other
Longitudinal minor matters 3-2-1-2 and 2 horizontal minor matters 3-2-1-3 compositions being parallel to each other.Article 1, the end points of longitudinal minor matters 3-2-1-2
With 1 end points that the end points of 1 horizontal minor matters 3-2-1-3 is vertically intersected on minor matters 3-2-1-1, another 1 longitudinal minor matters 3-
The end points of the end points of 2-1-2 and another 1 horizontal minor matters 3-2-1-3 is vertically intersected on another 1 end points of minor matters 3-2-1-1.
Longitudinal minor matters 3-2-1-2 are parallel with microstrip feed line 3-3, and horizontal minor matters 3-2-1-3 with the angle tilting minor matters 3-2-1-1 are
125°.Double Y shape gap 3-2-1 are obliquely positioned on floor, there is certain angle with microstrip feed line 3-3, now stitch with double Y shapes
The metal floor 3-2 of gap 3-2-1 forms a unsymmetric structure, is advantageously implemented circular polarisation.The length of longitudinal minor matters 3-2-1-2
It is longer than the length of horizontal minor matters 3-2-1-3.In this utility model preferred embodiment, the length of longitudinal minor matters 3-2-1-2 is with horizontal
Differing 2mm to the length of minor matters 3-2-1-3, the difference of this length has encouraged degenerate mode, radiation-curable go out right-handed circular polarization ripple
(RHCP).Meanwhile, in order to ensure low backward radiation, tilt minor matters 3-2-1-1, longitudinal minor matters 3-2-1-2 and horizontal minor matters 3-
The width of 2-1-3 is equal, and width all selects 0.8mm, and the directed radiation of antenna is best.
Seeing Fig. 3, above-mentioned radiating layer 2 is made up of radiation medium substrate 2-1 and radiation metal paster 2-2.Radiation metal
Paster 2-2 be one group of diagonal angle be the square of corner cut, and be overlying on the upper surface of radiation medium substrate 2-1.Excellent at this utility model
Select in embodiment, the area coverage of the radiation metal paster 2-2 surface area less than radiation medium substrate 2-1.Radiation metal paster
The central authorities of 2-2 offer the extension of a radiation patch rectangular channel 2-2-1, the bearing of trend of this rectangular channel and microstrip feed line 3-3
Direction is perpendicular.
Seeing Fig. 4, above-mentioned parasitic layer 1 is made up of parasitic agent substrate 1-1 and parasitic metal paster 1-2.Parasitic metal
Paster 1-2 be one group of diagonal angle be the square of corner cut, and be overlying on the lower surface of parasitic agent substrate 1-1.Excellent at this utility model
Select in embodiment, the area coverage of the parasitic metal paster 1-2 surface area less than parasitic agent substrate 1-1.Parasitic metal paster
The central authorities of 1-2 offer the extension of a parasitic patch rectangular channel 1-2-1, the bearing of trend of this rectangular channel and microstrip feed line 3-3
Direction is parallel.Parasitic metal paster 1-2 makes antenna add a new resonant frequency, and this frequency ratio radiating layer 2 radiates
Frequency low, be adapted to be covered as the radiation bandwidth of more low frequency, when the metal patch resonant frequency phase of two-layer radiating layer 2
Time near, so that it may the impedance bandwidth of extended antenna.
Radiation metal paster 2-2 is identical with the shape of parasitic metal paster 1-2, i.e. radiation metal paster 2-2 and parasitism gold
Belonging to paster 1-2 is all to be cut away one group of diagonal angle by a regular square to form, the corner cut parasitic patch corner cut formed in it
1-2-2 and radiation patch corner cut 2-2-2 are 45 °.The corner cut area root of radiation metal paster 2-2 and parasitic metal paster 1-2
| Δ S/S | the Q according to formula0=0.5 determines, wherein Δ S is wherein corner cut area, and S is paster area, Q0For antenna quality because of
Number.Additionally, the corner cut of radiation metal paster 2-2 is the most consistent with the corner cut direction of parasitic metal paster 1-2.Introducing corner cut is tied
Structure, increases circular polarisation performance further.Wherein, upper strata paster corner cut width is 6mm, and radiation patch corner cut 2-2-2 width is
5mm.Radiation metal paster 2-2 is different with the size of parasitic metal paster 1-2, and the length of side of radiation metal paster 2-2 is more than parasitism
The length of side of metal patch 1-2, it is right that the length of side of above-mentioned radiation metal paster 2-2 and parasitic metal paster 1-2 refers to not cut away
The length of side of regular square during angle.In this utility model preferred embodiment, the length of side of radiation metal paster 2-2 is: L=c/
[2f0εe 1/2]-2 Δ L, light beam during wherein c is vacuum, εeBeing dielectric board material effective dielectric constant, Δ L is equivalence patch length
Elongation, f0Centered by frequency;And the side ratio radiation metal little 1mm of paster 2-2 of parasitic metal paster 1-2.Additionally, radiation patch
Rectangular channel 2-2-1 is equal with the width of parasitic patch rectangular channel 1-2-1, and the length of radiation patch rectangular channel 2-2-1 is more than parasitism
The length of paster rectangular channel 1-2-1.In this utility model preferred embodiment, parasitic metal paster 1-2 and radiation metal paster
The coupling space of 2-2 is 3mm.Rectangular channel makes the surface current of two pasters flow through around trough rim is roundabout, and the path that electric current flows through becomes
Long, equivalence adds the size of paster, makes paster miniaturization.Wherein a length of 7mm of parasitic metal paster 1-2 rectangular channel, a width of
1mm, a length of 10mm of the rectangular channel of radiation metal paster 2-2, a width of 1mm.
In this utility model preferred embodiment, parasitic agent substrate 1-1, radiation medium substrate 2-1 and feed dielectric base
The shape of plate 3-1 is identical, is the square of rule, and length and width are 35mm.Parasitic agent substrate 1-1, radiation medium substrate 2-1
The most identical with the size of feed dielectric substrate 3-1 (including surface size and thickness).Parasitic agent substrate 1-1, radiation medium base
The material that plate 2-1 and feed dielectric substrate 3-1 three all use is F4B-2 polyfluortetraethylene plate, its relative dielectric constant εrFor
2.65, thickness h is 1mm, and loss angle tangent is 0.009.
Above-mentioned metallic reflector 4 is made up of metallic reflection plate.This metallic reflection plate and parasitic agent substrate 1-1, radiation
The surface configuration of medium substrate 2-1 and feed dielectric substrate 3-1 is consistent, i.e. metallic reflection plate is the square of rule.Metal
Reflecting plate is identical with the surface size i.e. length of side of parasitic agent substrate 1-1, radiation medium substrate 2-1 and feed dielectric substrate 3-1.
Additionally, the thickness of metallic reflection plate and parasitic agent substrate 1-1, radiation medium substrate 2-1 and feed dielectric substrate 3-1 can phase
With can also be different, in this utility model preferred embodiment, metallic reflection plate, parasitic agent substrate 1-1, radiation medium substrate
2-1 is identical with the thickness of feed dielectric substrate 3-1.The lower surface of feed dielectric substrate 3-1 and the upper surface of metallic reflection plate it
Spacing is λ0/ 4, wherein λ0For center of antenna frequency wavelength.Metallic reflection plate can make antenna realize directed radiation, improves sky
Line gain.
Fig. 5-7 is impedance bandwidth of the present utility model, axial ratio bandwidth and gain characteristic figure respectively.Its mid frequency of antenna
For 4.9GHz.The attainable impedance bandwidth of this utility model is 32.7% (4.1-5.7GHZ), and 3dB axial ratio bandwidth reaches 20.8%
(4.4-5.4GHZ), in band, gain is about 9.5dBi.And antenna patch area reduction 42.5%.This antenna have miniaturization and
Good wide band high-gain performance and circular polarization radiation characteristic.Fig. 8 is antenna pattern of the present utility model.Antenna directivity
Good, 3dB beam angle reaches 75 °, and cross polarization level is less than-25dBi.
Claims (10)
1. minimized wide-band high-gain circular polarization microstrip antenna, it is characterised in that: include the parasitism being set in distance from top to bottom
Layer (1), radiating layer (2), feed layer (3) and metallic reflector (4);And parasitism layer (1), radiating layer (2), feed layer (3) and gold
Belong to reflecting layer (4) to be centrally located on same vertical line;
Above-mentioned feed layer (3) is made up of feed dielectric substrate (3-1), microstrip feed line (3-3) and metal floor (3-2);Micro-strip
Feeder line (3-3) is positioned at the middle part of the lower surface of feed dielectric substrate (3-1);Metal floor (3-2) is the square of rule, and covers
In feed dielectric substrate (3-1) upper surface;The middle part of metal floor (3-2) offers the double Y shape gaps being centrosymmetric
(3-2-1);
Above-mentioned radiating layer (2) is made up of radiation medium substrate (2-1) and radiation metal paster (2-2);Radiation metal paster (2-
2) be one group of diagonal angle be the square of corner cut, and be overlying on the upper surface of radiation medium substrate (2-1);Radiation metal paster (2-2)
Central authorities offer a radiation patch rectangular channel (2-2-1), the extension of the bearing of trend of this rectangular channel and microstrip feed line (3-3)
Direction is perpendicular;
Above-mentioned parasitic layer (1) is made up of parasitic agent substrate (1-1) and parasitic metal paster (1-2);Parasitic metal paster (1-
2) be one group of diagonal angle be the square of corner cut, and be overlying on the lower surface of parasitic agent substrate (1-1);Parasitic metal paster (1-2)
Central authorities offer a parasitic patch rectangular channel (1-2-1), the extension of the bearing of trend of this rectangular channel and microstrip feed line (3-3)
Direction is parallel;
Above-mentioned metallic reflector (4) is made up of metallic reflection plate;This metallic reflection plate and parasitic agent substrate (1-1), radiation
Medium substrate (2-1) is the most consistent with surface size with the surface configuration of feed dielectric substrate (3-1).
A kind of minimized wide-band high-gain circular polarization microstrip antenna the most according to claim 1, it is characterised in that: metal is anti-
The surface configuration penetrating plate, parasitic agent substrate (1-1), radiation medium substrate (2-1) and feed dielectric substrate (3-1) is rule
Square.
A kind of minimized wide-band high-gain circular polarization microstrip antenna the most according to claim 1, it is characterised in that: radiation gold
Belong to the length of side length of side more than parasitic metal paster (1-2) of paster (2-2).
A kind of minimized wide-band high-gain circular polarization microstrip antenna the most according to claim 1, it is characterised in that: radiation gold
Belong to the corner cut i.e. parasitic patch corner cut (1-2-2) of paster (2-2) and the corner cut i.e. radiation patch corner cut of parasitic metal paster (1-2)
(2-2-2) direction is consistent.
A kind of minimized wide-band high-gain circular polarization microstrip antenna the most according to claim 1, it is characterised in that: radiation patch
Sheet rectangular channel (2-2-1) is equal with the width of parasitic patch rectangular channel (1-2-1), the length of radiation patch rectangular channel (2-2-1)
Length more than parasitic patch rectangular channel (1-2-1).
A kind of minimized wide-band high-gain circular polarization microstrip antenna the most according to claim 1, it is characterised in that: described double
Y shape gap (3-2-1) is tilted minor matters (3-2-1-1), 2 longitudinal minor matters (3-2-1-2) being parallel to each other and 2 phases by 1
The most parallel horizontal minor matters (3-2-1-3) composition;Article 1, the end points of longitudinal minor matters (3-2-1-2) and 1 horizontal minor matters (3-2-1-
3) end points is vertically intersected on 1 end points of minor matters (3-2-1-1), and the end points of another 1 longitudinal minor matters (3-2-1-2) is with another
Article 1, the end points of horizontal minor matters (3-2-1-3) is vertically intersected on another 1 end points of minor matters (3-2-1-1).
A kind of minimized wide-band high-gain circular polarization microstrip antenna the most according to claim 6, it is characterised in that: tilt branch
The width of joint (3-2-1-1), longitudinal minor matters (3-2-1-2) and horizontal minor matters (3-2-1-3) is equal, longitudinal minor matters (3-2-1-2)
Length be longer than the length of horizontal minor matters (3-2-1-3).
A kind of minimized wide-band high-gain circular polarization microstrip antenna the most according to claim 1, it is characterised in that: described micro-
The center line of ribbon feeder (3-3) overlaps with the center line of feed dielectric substrate (3-1).
A kind of minimized wide-band high-gain circular polarization microstrip antenna the most according to claim 1, it is characterised in that: micro-strip is presented
One end of line (3-3) is concordant with the edge of feed dielectric substrate (3-1), and the other end of microstrip feed line (3-3) extends ground connection to be had
Article one, micro-strip matched line (3-4), the width of micro-strip matched line (3-4) is identical with microstrip feed line (3-3).
A kind of minimized wide-band high-gain circular polarization microstrip antenna the most according to claim 1, it is characterised in that: feed
The lower surface of medium substrate (3-1) is λ with the spacing of the upper surface of metallic reflection plate0/ 4, wherein λ0For center of antenna frequency wave
Long.
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105896091A (en) * | 2016-06-07 | 2016-08-24 | 桂林电子科技大学 | Miniaturized broadband high-gain circular polarized microstrip antenna |
CN110326157A (en) * | 2017-02-21 | 2019-10-11 | 三星电子株式会社 | Antenna equipment and electronic equipment including the antenna equipment |
CN112803165A (en) * | 2020-12-30 | 2021-05-14 | 无锡国芯微电子系统有限公司 | Novel broadband single-layer patch antenna |
CN117832827A (en) * | 2024-01-23 | 2024-04-05 | 华南理工大学 | High-gain microstrip antenna with high sidelobe suppression and communication equipment |
CN118054212A (en) * | 2024-03-11 | 2024-05-17 | 江苏科技大学 | Single-layer double-frequency circularly polarized super-surface antenna applied to offshore communication |
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2016
- 2016-06-07 CN CN201620546820.5U patent/CN205692962U/en not_active Expired - Fee Related
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105896091A (en) * | 2016-06-07 | 2016-08-24 | 桂林电子科技大学 | Miniaturized broadband high-gain circular polarized microstrip antenna |
CN110326157A (en) * | 2017-02-21 | 2019-10-11 | 三星电子株式会社 | Antenna equipment and electronic equipment including the antenna equipment |
US10868584B2 (en) | 2017-02-21 | 2020-12-15 | Samsung Electronics Co., Ltd. | Antenna device and electronic device including same |
CN112803165A (en) * | 2020-12-30 | 2021-05-14 | 无锡国芯微电子系统有限公司 | Novel broadband single-layer patch antenna |
CN112803165B (en) * | 2020-12-30 | 2021-12-14 | 无锡国芯微电子系统有限公司 | Novel broadband single-layer patch antenna |
CN117832827A (en) * | 2024-01-23 | 2024-04-05 | 华南理工大学 | High-gain microstrip antenna with high sidelobe suppression and communication equipment |
CN118054212A (en) * | 2024-03-11 | 2024-05-17 | 江苏科技大学 | Single-layer double-frequency circularly polarized super-surface antenna applied to offshore communication |
CN118054212B (en) * | 2024-03-11 | 2024-08-16 | 江苏科技大学 | Single-layer double-frequency circularly polarized super-surface antenna applied to offshore communication |
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