CN109638442A - A kind of broadband circle polarized array antenna structure - Google Patents
A kind of broadband circle polarized array antenna structure Download PDFInfo
- Publication number
- CN109638442A CN109638442A CN201811568525.XA CN201811568525A CN109638442A CN 109638442 A CN109638442 A CN 109638442A CN 201811568525 A CN201811568525 A CN 201811568525A CN 109638442 A CN109638442 A CN 109638442A
- Authority
- CN
- China
- Prior art keywords
- radiation patch
- phase shifter
- broad
- patch
- band phase
- 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.)
- Pending
Links
- 230000005855 radiation Effects 0.000 claims abstract description 139
- 230000003071 parasitic effect Effects 0.000 claims abstract description 72
- 239000004642 Polyimide Substances 0.000 claims description 5
- 229920001721 polyimide Polymers 0.000 claims description 5
- 238000005516 engineering process Methods 0.000 abstract description 6
- 238000004891 communication Methods 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 description 9
- 238000012360 testing method Methods 0.000 description 7
- 239000006185 dispersion Substances 0.000 description 6
- 238000013461 design Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000002131 composite material Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000024241 parasitism Effects 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
-
- 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
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/48—Earthing means; Earth screens; Counterpoises
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/24—Polarising devices; Polarisation filters
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/0006—Particular feeding systems
- H01Q21/0075—Stripline fed arrays
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
- H01Q21/20—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a curvilinear path
Landscapes
- Waveguide Aerials (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The present invention relates to field of communication technology, in particular to a kind of broadband circle polarized array antenna structure, including first medium plate, parasitic patch layer, second medium plate, radiation patch layer, third dielectric-slab and the floor being cascading from top to bottom；Radiation patch layer includes the first radiation patch, the second radiation patch, third radiation patch, the 4th radiation patch, the first broad-band phase shifter, the second broad-band phase shifter and third broad-band phase shifter；Parasitic patch layer includes the first parasitic patch, the second parasitic patch, third parasitic patch and the 4th parasitic patch.By the way that first medium plate, parasitic patch layer, second medium plate, radiation patch layer, third dielectric-slab and floor are cascading, parasitic patch is equipped on parasitic patch layer, radiation patch and broad-band phase shifter are set on radiation patch layer, be conducive to increase bandwidth and improve the purity of circular polarisation.
Description
Technical field
The present invention relates to field of communication technology, in particular to a kind of broadband circle polarized array antenna structure.
Background technique
With satellite communication, the development of remote control and telemetering technique, Broadband circularly polarized antenna is in radar, communication, electronic countermeasure, distant
Survey remote sensing, astronomy and television broadcasting etc. using more and more extensive, circular polarisation technology is that microstrip antenna theory and technology is answered
Important branch.In addition, broadband connections has many advantages, such as that big message capacity, good confidentiality and anti-multipath jamming ability are strong, it is
Important component part in Broadband circularly polarized antenna, there are narrow bandwidths in existing circular polarized antenna, and circular polarisation purity is low
The problem of.
Summary of the invention
The technical problems to be solved by the present invention are: providing the broadband circle polarized array day in a kind of broadband, high polarization purity
Cable architecture solves existing circular polarized antenna narrow bandwidth, the low problem of circular polarisation purity.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention are as follows:
A kind of broadband circle polarized array antenna structure, including first medium plate, the parasitism being cascading from top to bottom
Patch layer, second medium plate, radiation patch layer, third dielectric-slab and floor；
The radiation patch layer includes the first radiation patch, the second radiation patch, third radiation patch, the 4th radiation patch
Piece, the first broad-band phase shifter, the second broad-band phase shifter and third broad-band phase shifter；
First radiation patch is connect with one end of the first broad-band phase shifter, one end of first broad-band phase shifter with
One end of third broad-band phase shifter connects, and second radiation patch is connect with the other end of the first broad-band phase shifter, and described the
The other end of one broad-band phase shifter is connect with one end of third broad-band phase shifter；
The third radiation patch is connect with one end of the second broad-band phase shifter, one end of second broad-band phase shifter with
The other end of third broad-band phase shifter connects, and the 4th radiation patch is connect with the other end of the second broad-band phase shifter, described
The other end of second broad-band phase shifter is connect with the other end of third broad-band phase shifter；
The parasitic patch layer includes the first parasitic patch, the second parasitic patch, third parasitic patch and the 4th parasitic patch
Piece；First parasitic patch is correspondingly arranged with the first radiation patch, and second parasitic patch is corresponding with the second radiation patch
Setting, the third parasitic patch are correspondingly arranged with third radiation patch, the 4th parasitic patch and the 4th radiation patch pair
It should be arranged.
The beneficial effects of the present invention are: by by first medium plate, parasitic patch layer, second medium plate, radiation patch
Layer, third dielectric-slab and floor are cascading, and parasitic patch is equipped on parasitic patch layer, is arranged on radiation patch layer
Radiation patch and broad-band phase shifter are conducive to the influence for increasing bandwidth, reducing amplitude and phase, improve the purity of circular polarisation, have
There is good matching performance, solves existing broadband circle polarized array antenna smaller bandwidth, the not high problem of circular polarisation purity.
Detailed description of the invention
Fig. 1 show a kind of overall structure side view of broadband circle polarized array antenna structure；
Fig. 2 show a kind of structural schematic diagram of the radiation patch layer of broadband circle polarized array antenna structure；
Fig. 3 show a kind of structural schematic diagram of the parasitic patch layer of broadband circle polarized array antenna structure；
Fig. 4 show the structural schematic diagram of the 45 ° of phase shifters in broadband；
Fig. 5 show the schematic equivalent circuit of the structure of the 45 ° of phase shifters in broadband；
Fig. 6 show the test result figure of 45 ° of broadband phase shifter；
Fig. 7 show the amplitude test result figure of broad-band phase shifter；
Fig. 8 show the phase test result figure of broad-band phase shifter.
Label declaration:
1, first medium plate；2, parasitic patch layer；3, second medium plate；4, radiation patch layer；5, third dielectric-slab；6,
Plate；7, the first radiation patch；8, microstrip line line；9, the first broad-band phase shifter；10, the second radiation patch；11, third broadband is moved
Phase device；12, third radiation patch；13, the second broad-band phase shifter；14, the 4th radiation patch；15, minor matters are matched；16, it first posts
Raw patch；17, the second parasitic patch；18, third parasitic patch；19, the 4th parasitic patch；20, port.
Specific embodiment
To explain the technical content, the achieved purpose and the effect of the present invention in detail, it is explained below in conjunction with embodiment.
The most critical design of the present invention is: by setting parasitic patch layer and radiation patch layer, on parasitic patch layer
Parasitic patch is set, radiation patch, broad-band phase shifter are set on radiation patch layer.
The present invention provides a kind of broadband circle polarized array antenna structure, and first including being cascading from top to bottom is situated between
Scutum, parasitic patch layer, second medium plate, radiation patch layer, third dielectric-slab and floor；
The radiation patch layer includes the first radiation patch, the second radiation patch, third radiation patch, the 4th radiation patch
Piece, the first broad-band phase shifter, the second broad-band phase shifter and third broad-band phase shifter；
First radiation patch is connect with one end of the first broad-band phase shifter, one end of first broad-band phase shifter with
One end of third broad-band phase shifter connects, and second radiation patch is connect with the other end of the first broad-band phase shifter, and described the
The other end of one broad-band phase shifter is connect with one end of third broad-band phase shifter；
The third radiation patch is connect with one end of the second broad-band phase shifter, one end of second broad-band phase shifter with
The other end of third broad-band phase shifter connects, and the 4th radiation patch is connect with the other end of the second broad-band phase shifter, described
The other end of second broad-band phase shifter is connect with the other end of third broad-band phase shifter；
The parasitic patch layer includes the first parasitic patch, the second parasitic patch, third parasitic patch and the 4th parasitic patch
Piece；First parasitic patch is correspondingly arranged with the first radiation patch, and second parasitic patch is corresponding with the second radiation patch
Setting, the third parasitic patch are correspondingly arranged with third radiation patch, the 4th parasitic patch and the 4th radiation patch pair
It should be arranged.
As can be seen from the above description, the beneficial effects of the present invention are: by by first medium plate, parasitic patch layer, second
Dielectric-slab, radiation patch layer, third dielectric-slab and floor are cascading, and parasitic patch is equipped on parasitic patch layer,
Radiation patch and broad-band phase shifter are set on radiation patch layer, be conducive to increase bandwidth and reduce the influence of amplitude and phase, is mentioned
The purity of high circular polarisation has good matching performance, solves existing broadband circle polarized array antenna smaller bandwidth, circular polarisation
The not high problem of purity.
Further, the company of first radiation patch, the second radiation patch, third radiation patch and the 4th radiation patch
Matching minor matters are equipped in wiring；
Seen from the above description, minor matters are matched by setting, is conducive to adjust matching.
Further, the first medium plate is εr3=4.1, h3The polyimide plate of=1.5mm, the second medium plate
h2The air layer of=3.5mm, the third dielectric-slab are εr1=2.65, h1The polyfluortetraethylene plate of=0.5mm；
Seen from the above description, by selecting polyimide plate and polyfluortetraethylene plate, the stabilization of structure is advantageously ensured that
Property.
Further, second radiation patch is rotated by 90 ° counterclockwise by the first radiation patch, the 4th radiation
Patch is rotated by 90 ° counterclockwise by the second radiation patch, and the third radiation patch is rotated counterclockwise by the 4th radiation patch
90 ° form；
Seen from the above description, by rotating the first radiation patch, the second radiation patch, third radiation patch and are obtained
Four radiation patch advantageously ensure that the good circular polarization characteristics of antenna.
Further, first radiation patch is connect with the first broad-band phase shifter by microstrip line, second radiation
Patch is connect with the first broad-band phase shifter by microstrip line, and first broad-band phase shifter and third broad-band phase shifter pass through micro-strip
Line connection, the 4th radiation patch are connect with the second broad-band phase shifter by microstrip line, the 4th radiation patch and second
Broad-band phase shifter is connected by microstrip line, and second broad-band phase shifter is connect with third broad-band phase shifter by microstrip line；
Seen from the above description, it is connected by using microstrip line, is conducive to the bandwidth for increasing broadband.
Further, the radiation patch is square, side length 17.3mm, and one group pair of the square radiation patch
Angle is equipped with the chamfering that side length is 4mm, and the parasitic patch is square, side length 17.2mm, the square parasitic patch
One group is diagonally equipped with the chamfering that side length is 4mm；
Seen from the above description, by providing the size of radiation patch and parasitic patch, be conducive to reach wider bandwidth.
Further, the radiation patch layer further includes interface, and the interface is electrically connected with third phase shifter one end；
Seen from the above description, it is connect by third phase shifter with interface, is advantageously implemented the function of feed.
The embodiment of the present invention one are as follows:
The significant design thinking of structure of the invention:
S1, the broadband theory according to single composite right/left-handed transmission line, analyze its dispersion curve, a single compound left side are made
Right-handed transmission line unit；
S2, according to single composite right/left-handed transmission line unit, 45 ° of broadband phase shifter is made；
Sequence rotating network is made in S3,45 ° of the broadband phase shifter obtained according to step S2；
S4, the circular polarized antenna unit that stepped construction is made；
S5, according to sequence rotating network, broadband circle polarized array antenna structure is made；
The structure and test result of the important component of structure of the invention:
The structural schematic diagrams of the 45 ° of phase shifters in broadband as shown in figure 4, fill part is metal in figure, the top it is white
Color circular hole is the metallization VIA that diameter is D, provides shunt inductance.The structure eliminates in left-and-right-hand transmission line equivalent circuit
Series capacitance only retains shunt inductance, and equivalent circuit is as shown in figure 5, lacked the series electrical for constituting left-and-right-hand transmission line in figure
Hold, shunt inductance LLIt is then to the equivalent of ground via.
Series impedance can be calculated by equivalent-circuit model shown in fig. 5 and shunt admittance is respectively as follows:
Dispersion relation are as follows:
Select set of circuits parameter LR=1.12nH, CR=1pF and LLThe dispersion relation of=3.8nH, available circuit are bent
Line, as shown in Figure 6, it can be seen that the dispersion curve of single left-and-right-hand transmission line be it is nonlinear, can design and regulate and control its dispersion
Curve realizes the modulation of phase, realizes that phase shifter is broadband with this.
The broad-band phase shifter uses relative dielectric constant for 2.65mm, with a thickness of the dielectric-slab of 0.8mm, as shown in figure 4,
The both ends of 45 ° of broad-band phase shifter structures are the microstrip line of 50 Ω of long 8mm wide 2.2mm, 45 ° of broad-band phase shifter structures it is specific
Having a size of L1=0.7mm, L2=8.3mm, L3=0.4mm, W1=0.4mm, W2=1.65mm, W3=2.05mm, diameter D=
0.3mm。
The amplitude of broad-band phase shifter is as shown in Figure 7 and phase test result is as shown in figure 8, the amplitude of broad-band phase shifter is tested
As a result as can be seen that in the frequency range of 2.6GHz~7.8GHz (relative bandwidth 100%), reflection coefficient is less than -10dB,
Maximum insertion is 0.8dB；It can be seen that from the phase test result of broad-band phase shifter (opposite in 2.6GHz~9.4GHz
Bandwidth is in frequency range 113.3%), and phase difference is 45 ° ± 5 °.The test of the amplitude and phase difference of integrated wideband phase shifter
As a result, reflection coefficient is less than -10dB, insertion loss in the frequency range of 2.6GHz~7.8GHz (relative bandwidth 100%)
Less than 0.8dB, phase difference is 45 ° ± 5 °.Based on same principle, cascaded using two/tetra- single left-and-right-hand transmission line structures
90 °/180 ° of broadband phase shifter is separately designed.
The sequence rotating network refers to that radiating element rotates in certain sequence and current feed phase changes in certain sequence
Technology, the technology are to develop the ideal structure form of Broadband circularly polarized antenna.But traditional sequence rotating network uses the right hand
Transmission line design phase shifter, bandwidth are influenced by dispersion characteristics, narrow, and which greatly limits circular polarisation array days
The performance of line devises sequence rotating network based on single composite right/left-handed transmission line here；
Structure of the invention specifically includes the first medium plate 1 being cascading from top to bottom, parasitic patch layer 2, second
Dielectric-slab 3, radiation patch layer 4, third dielectric-slab 5 and floor 6；
The second medium plate is air layer, and the height of the air layer is 3.5mm, the frequency range ratio of the radiation patch layer
Parasitic patch layer is high；
The radiation patch layer includes the first radiation patch 7, the second radiation patch 10, third radiation patch 12, the 4th spoke
Penetrate patch 14, the first broad-band phase shifter 9, the second broad-band phase shifter 13 and third broad-band phase shifter 11；
First broad-band phase shifter is 90 ° of broad-band phase shifters, and second broad-band phase shifter is 90 ° of broad-band phase shifters,
The third broad-band phase shifter is 180 ° of broad-band phase shifters；
First radiation patch is connect with one end of the first broad-band phase shifter, one end of first broad-band phase shifter with
One end of third broad-band phase shifter connects, and second radiation patch is connect with the other end of the first broad-band phase shifter, and described the
The other end of one broad-band phase shifter is connect with one end of third broad-band phase shifter；
The third radiation patch is connect with one end of the second broad-band phase shifter, one end of second broad-band phase shifter with
The other end of third broad-band phase shifter connects, and the 4th radiation patch is connect with the other end of the second broad-band phase shifter, described
The other end of second broad-band phase shifter is connect with the other end of third broad-band phase shifter；
The parasitic patch layer includes the first parasitic patch 16, the second parasitic patch 17, third parasitic patch 18 and the 4th
Parasitic patch 19；First parasitic patch is correspondingly arranged with the first radiation patch, second parasitic patch and the second radiation
Patch is correspondingly arranged, and the third parasitic patch is correspondingly arranged with third radiation patch, the 4th parasitic patch and the 4th spoke
Patch is penetrated to be correspondingly arranged.
First radiation patch, the second radiation patch, third radiation patch and the 4th radiation patch connecting line on
Equipped with matching minor matters 15, the matching minor matters section is rectangle, the matching minor matters a length of 4mm, width 1.36mm.
The first medium plate is εr3=4.1, h3The polyimide plate of=1.5mm, the second medium plate h2=
The air layer of 3.5mm, the third dielectric-slab are εr1=2.65, h1The polyfluortetraethylene plate of=0.5mm.
The hardness of the polyimide plate is bigger, is unlikely to deform, and is very suitable for the stepped construction with air layer.
First radiation patch obtains the second radiation patch by being rotated by 90 ° counterclockwise, and second radiation patch is logical
It crosses and is rotated by 90 ° to obtain the 4th radiation patch counterclockwise, the 4th radiation patch obtains third radiation by being rotated by 90 ° counterclockwise
Patch.
First radiation patch, the second radiation patch, third radiation patch, the 4th radiation patch and the first broadband phase shift
Device, the second broad-band phase shifter and third broad-band phase shifter are connected by microstrip line 8.
The radiation patch is square, and side length 17.3mm, one group of the square radiation patch is diagonally equipped with side
The chamfering of a length of 4mm, the parasitic patch is square, side length 17.2mm, and one group of the square parasitic patch is diagonal
The chamfering for being 4mm equipped with side length.
The radiation patch layer further includes interface, and the interface is electrically connected with third phase shifter one end, is connect for connecting SMA
Head realizes the function of feed.
Antenna element performance is emulated, frequency range of the standing-wave ratio less than 2 is 4.8GHz~6.2GHz (relative bandwidth
25.45%), to there is good stationary wave characteristic in wider frequency band；, the frequency range of 3dB axial ratio bandwidth be 5.15GHz~
5.65GHz (relative bandwidth 9.26%), and show apparent double-humped resonance characteristic；Gain is with frequency in main radiation direction
Simulation result, the gain of unit is 9.6dB at centre frequency 5.5GHz, and gain is up to 10.1dB at 6.1GHz.
In conclusion a kind of broadband circle polarized array antenna structure provided by the invention, by by first medium plate, parasitism
Patch layer, second medium plate, radiation patch layer, third dielectric-slab and floor are cascading, and are equipped on parasitic patch layer
Radiation patch and broad-band phase shifter is arranged in parasitic patch on radiation patch layer, is conducive to increase bandwidth and reduction amplitude and phase
The influence of position, improves the purity of circular polarisation, has good matching performance, solves existing broadband circle polarized array antenna bandwidth
It is very narrow, the not high problem of circular polarisation purity.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalents made by bright description are applied directly or indirectly in relevant technical field, are similarly included in this hair
In bright scope of patent protection.
Claims (7)
1. a kind of broadband circle polarized array antenna structure, which is characterized in that first including being cascading from top to bottom is situated between
Scutum, parasitic patch layer, second medium plate, radiation patch layer, third dielectric-slab and floor；
The radiation patch layer includes the first radiation patch, the second radiation patch, third radiation patch, the 4th radiation patch, the
One broad-band phase shifter, the second broad-band phase shifter and third broad-band phase shifter；
First radiation patch is connect with one end of the first broad-band phase shifter, one end of first broad-band phase shifter and third
One end of broad-band phase shifter connects, and second radiation patch is connect with the other end of the first broad-band phase shifter, and described first is wide
The other end with phase shifter is connect with one end of third broad-band phase shifter；
The third radiation patch is connect with one end of the second broad-band phase shifter, one end of second broad-band phase shifter and third
The other end of broad-band phase shifter connects, and the 4th radiation patch is connect with the other end of the second broad-band phase shifter, and described second
The other end of broad-band phase shifter is connect with the other end of third broad-band phase shifter；
The parasitic patch layer includes the first parasitic patch, the second parasitic patch, third parasitic patch and the 4th parasitic patch；Institute
The first parasitic patch to be stated to be correspondingly arranged with the first radiation patch, second parasitic patch is correspondingly arranged with the second radiation patch,
The third parasitic patch is correspondingly arranged with third radiation patch, and the 4th parasitic patch is corresponding with the 4th radiation patch to be set
It sets.
2. broadband circle polarized array antenna structure according to claim 1, which is characterized in that first radiation patch,
Matching minor matters are equipped on the connecting line of second radiation patch, third radiation patch and the 4th radiation patch.
3. broadband circle polarized array antenna structure according to claim 1, which is characterized in that the first medium plate is εr3
=4.1, h3The polyimide plate of=1.5mm, the second medium plate are h2The air layer of=3.5mm, the third dielectric-slab are
εr1=2.65, h1The polyfluortetraethylene plate of=0.5mm.
4. broadband circle polarized array antenna structure according to claim 1, which is characterized in that second radiation patch by
First radiation patch is rotated by 90 ° counterclockwise, the 4th radiation patch be rotated by 90 ° counterclockwise by the second radiation patch and
At the third radiation patch is rotated by 90 ° counterclockwise by the 4th radiation patch.
5. broadband circle polarized array antenna structure according to claim 1, which is characterized in that first radiation patch with
First broad-band phase shifter is connected by microstrip line, and second radiation patch is connect with the first broad-band phase shifter by microstrip line,
First broad-band phase shifter is connect with third broad-band phase shifter by microstrip line, and the 4th radiation patch and the second broadband are moved
Phase device is connected by microstrip line, and the 4th radiation patch is connect with the second broad-band phase shifter by microstrip line, and described second is wide
Band phase shifter is connect with third broad-band phase shifter by microstrip line.
6. broadband circle polarized array antenna structure according to claim 1, which is characterized in that the radiation patch is in pros
Shape, side length 17.3mm, one group of the square radiation patch are diagonally equipped with the chamfering that side length is 4mm, the parasitic patch
Square, side length 17.2mm, one group of the square parasitic patch is diagonally equipped with the chamfering that side length is 4mm.
7. broadband circle polarized array antenna structure according to claim 1, which is characterized in that the radiation patch layer also wraps
Interface is included, the interface is electrically connected with third phase shifter one end.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811568525.XA CN109638442A (en) | 2018-12-21 | 2018-12-21 | A kind of broadband circle polarized array antenna structure |
| PCT/CN2019/070563 WO2020124698A1 (en) | 2018-12-21 | 2019-01-07 | Broadband circularly polarized array antenna structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811568525.XA CN109638442A (en) | 2018-12-21 | 2018-12-21 | A kind of broadband circle polarized array antenna structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109638442A true CN109638442A (en) | 2019-04-16 |
Family
ID=66076151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811568525.XA Pending CN109638442A (en) | 2018-12-21 | 2018-12-21 | A kind of broadband circle polarized array antenna structure |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109638442A (en) |
| WO (1) | WO2020124698A1 (en) |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201238079Y (en) * | 2008-05-23 | 2009-05-13 | 华南理工大学 | Radio frequency recognition circular polarization array antenna based on continuous rotating feed technology |
| CN101719599A (en) * | 2009-12-31 | 2010-06-02 | 天津工程师范学院 | Array antenna of circularly polarized dielectric resonator |
| CN103887614A (en) * | 2014-03-24 | 2014-06-25 | 电子科技大学 | Laminated high-gain circular polarization micro-strip array antenna based on LTCC |
| CN104953256A (en) * | 2015-05-25 | 2015-09-30 | 电子科技大学 | Broadband circularly-polarized panel array antenna |
| CN205029022U (en) * | 2015-09-29 | 2016-02-10 | 中国电子科技集团公司第五十四研究所 | Portable circular polarization microstrip antenna array row |
| US9391375B1 (en) * | 2013-09-27 | 2016-07-12 | The United States Of America As Represented By The Secretary Of The Navy | Wideband planar reconfigurable polarization antenna array |
| CN106025533A (en) * | 2016-07-11 | 2016-10-12 | 北京航大泰科信息技术有限公司 | Left-handed circularly polarized antenna |
| CN106356644A (en) * | 2016-10-27 | 2017-01-25 | 南京理工大学 | Dual-port dual-frequency dual-circular polarized micro-strip array antenna |
| CN106684546A (en) * | 2016-12-26 | 2017-05-17 | 上海交通大学 | C-band polarization-reconfigurable microstrip planar array antenna |
| CN106935982A (en) * | 2015-12-31 | 2017-07-07 | 航天信息股份有限公司 | Planar array antenna |
| CN107069195A (en) * | 2016-12-28 | 2017-08-18 | 北京握奇智能科技有限公司 | A kind of circular polarization microstrip antenna |
| CN107508040A (en) * | 2017-09-21 | 2017-12-22 | 电子科技大学 | Recall array in a kind of polarized rotation direction |
| CN108832280A (en) * | 2018-06-08 | 2018-11-16 | 西安电子科技大学 | A millimeter-wave omnidirectional circularly polarized antenna for 5G communication |
| CN109037971A (en) * | 2017-06-09 | 2018-12-18 | 南京理工大学 | Wide axial ratio bandwidth dual-band dual-circular polarization micro-strip array antenna |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10170839B2 (en) * | 2016-05-16 | 2019-01-01 | City University Of Hong Kong | Circularly polarized planar aperture antenna with high gain and wide bandwidth for millimeter-wave application |
| CN106356620B (en) * | 2016-10-31 | 2018-11-06 | 东南大学 | A kind of broadband polarization reconfigurable antenna |
-
2018
- 2018-12-21 CN CN201811568525.XA patent/CN109638442A/en active Pending
-
2019
- 2019-01-07 WO PCT/CN2019/070563 patent/WO2020124698A1/en not_active Ceased
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201238079Y (en) * | 2008-05-23 | 2009-05-13 | 华南理工大学 | Radio frequency recognition circular polarization array antenna based on continuous rotating feed technology |
| CN101719599A (en) * | 2009-12-31 | 2010-06-02 | 天津工程师范学院 | Array antenna of circularly polarized dielectric resonator |
| US9391375B1 (en) * | 2013-09-27 | 2016-07-12 | The United States Of America As Represented By The Secretary Of The Navy | Wideband planar reconfigurable polarization antenna array |
| CN103887614A (en) * | 2014-03-24 | 2014-06-25 | 电子科技大学 | Laminated high-gain circular polarization micro-strip array antenna based on LTCC |
| CN104953256A (en) * | 2015-05-25 | 2015-09-30 | 电子科技大学 | Broadband circularly-polarized panel array antenna |
| CN205029022U (en) * | 2015-09-29 | 2016-02-10 | 中国电子科技集团公司第五十四研究所 | Portable circular polarization microstrip antenna array row |
| CN106935982A (en) * | 2015-12-31 | 2017-07-07 | 航天信息股份有限公司 | Planar array antenna |
| CN106025533A (en) * | 2016-07-11 | 2016-10-12 | 北京航大泰科信息技术有限公司 | Left-handed circularly polarized antenna |
| CN106356644A (en) * | 2016-10-27 | 2017-01-25 | 南京理工大学 | Dual-port dual-frequency dual-circular polarized micro-strip array antenna |
| CN106684546A (en) * | 2016-12-26 | 2017-05-17 | 上海交通大学 | C-band polarization-reconfigurable microstrip planar array antenna |
| CN107069195A (en) * | 2016-12-28 | 2017-08-18 | 北京握奇智能科技有限公司 | A kind of circular polarization microstrip antenna |
| CN109037971A (en) * | 2017-06-09 | 2018-12-18 | 南京理工大学 | Wide axial ratio bandwidth dual-band dual-circular polarization micro-strip array antenna |
| CN107508040A (en) * | 2017-09-21 | 2017-12-22 | 电子科技大学 | Recall array in a kind of polarized rotation direction |
| CN108832280A (en) * | 2018-06-08 | 2018-11-16 | 西安电子科技大学 | A millimeter-wave omnidirectional circularly polarized antenna for 5G communication |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020124698A1 (en) | 2020-06-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112467395B (en) | A miniaturized low-profile dual circularly polarized antenna | |
| CN114336024A (en) | Broadband circularly polarized planar antenna array applied to millimeter wave communication system | |
| CN110247185A (en) | Circular polarisation difference dielectric resonator array antenna | |
| Narbudowicz et al. | Omnidirectional circularly-polarised microstrip patch antenna | |
| CN110534891A (en) | Broadband polarization adjustable antenna based on composite right/left-handed transmission line | |
| CN116315625A (en) | A Circularly Polarized Scanning Grid Array Based on Broadband 90° Balun | |
| CN116345164A (en) | Ku frequency band broadband double circularly polarized microstrip antenna | |
| CN109638442A (en) | A kind of broadband circle polarized array antenna structure | |
| Al-Alem et al. | Low-cost circularly polarized millimeter-wave antenna using 3D additive manufacturing dielectric polarizer | |
| CN209913037U (en) | Circularly polarized differential dielectric resonator array antenna | |
| Qu et al. | Compact sequential feeding network with quadruple output ports and its application for wideband circularly polarized antenna | |
| Honari et al. | Aperture-coupled multi-layer broadband ring-patch antenna array | |
| Zheng et al. | A novel patch array antenna with wideband and dual sense circular polarization characteristics for WiMAX & WLAN applications | |
| CN110085993A (en) | The high circular polarisation purity X-wave band autenna front in broadband | |
| IES87478Y1 (en) | Broadband circularly polarized antenna | |
| Wong et al. | A 2-D Van Atta array using star-shaped antenna elements | |
| Wang et al. | Design of a simple circularly polarized antenna for millimeter-wave applications | |
| Mauro et al. | Wide bandwidth dual port, dual sense circular polarization antenna for satellite applications | |
| Liberto et al. | Dual circular polarisation receive antenna element for Ka-band satellite communications | |
| US12401129B2 (en) | Antenna structure | |
| Wang et al. | A 9: 1 Bandwidth Low-Profile Tightly Coupled Dipole Array with Compact Matching Network | |
| Wang et al. | Design of a planar dual circularly polarized antenna | |
| CN119864643B (en) | A wide axial ratio beam dual circularly polarized antenna unit with a simple structure | |
| CN119812742B (en) | Dual-polarized tightly coupled dipole ultrawideband antenna with resistive thin film loading | |
| Lien et al. | A wide-band circular polarization stacked patch antenna for the wireless communication applications |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190416 |
|
| WD01 | Invention patent application deemed withdrawn after publication |