CN106207423A - A kind of slant-polarized antennas and the aerial array of composition thereof - Google Patents
A kind of slant-polarized antennas and the aerial array of composition thereof Download PDFInfo
- Publication number
- CN106207423A CN106207423A CN201610478276.XA CN201610478276A CN106207423A CN 106207423 A CN106207423 A CN 106207423A CN 201610478276 A CN201610478276 A CN 201610478276A CN 106207423 A CN106207423 A CN 106207423A
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- CN
- China
- Prior art keywords
- line source
- slant
- polarized antennas
- horizontal polarization
- vertical polarization
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Classifications
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- 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
- H01Q21/00—Antenna arrays or systems
- H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
- H01Q21/08—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a rectilinear path
- H01Q21/10—Collinear arrangements of substantially straight elongated conductive units
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
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- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
Invention relates to field of antenna, particularly relates to a kind of micro-strip two-wire source, inclined polarization, planarization paster antenna and the aerial array of composition thereof.Antenna includes being arranged on the vertical polarization line source on same micro-strip plate and horizontal polarization line source, described vertical polarization line source is connected with same distributing point by power splitter with horizontal polarization line source, and described vertical polarization line source is roughly the same with the gain of horizontal polarization line source, lobe width and input impedance.Aerial array is formed by multiple described slant-polarized antennas parallel interval certain distance arrangements, and each slant-polarized antennas is laid on the same substrate.The present invention is effectively utilized the linear polarized antenna technology of maturation, to horizontal polarization and vertical polarization line source mixing group battle array, constitutes inclined polarization line source, and keeps the characteristic that paster antenna planarizes.It is beneficial to the use in fields such as automobile collision preventings.
Description
Technical field
Invention relates to field of antenna, particularly relates to a kind of micro-strip two-wire source, inclined polarization, planarization paster antenna and group thereof
The aerial array become.
Background technology
In fields such as automobile collision avoidance radars, it is often necessary to design work frequency about 10～100GHz, lightweight, profile is little,
There is slant-polarized antennas or the antenna array of planarization structure.This kind of antenna mainly has a following two kinds purposes:
1, single smooth internal loopback of carrier or multiple antennas multicast；
2, carrier move toward one another, he is from the time receiving, because inclined polarization forms cross polarization, automatic shield he generate electricity magnetic wave；
Due to the design of usual oblique polarization array, it is to consider each unit is designed to inclined polarization, then organizes battle array.So
Antenna Design difficulty can be increased, limit the selection of unit form, also limit the selection of group formation formula.
Summary of the invention
The technical problem to be solved is to provide a kind of design difficulty relatively low, the inclined polarization sky that the suitability is wider
Line and the aerial array of composition thereof.
The present invention solves above-mentioned technical problem by the following technical solutions: a kind of slant-polarized antennas, including vertical polarization
Line source and horizontal polarization line source, described vertical polarization line source is connected with same distributing point by power splitter with horizontal polarization line source,
Described vertical polarization line source is roughly the same with the gain of horizontal polarization line source, lobe width and input impedance.
Preferably, described vertical polarization line source by multiple vertical polarization patch antenna elements be yi word pattern be spaced and
Become, between each vertical polarization patch antenna element by the first microstrip line parallel with one another, the first microstrip line in midpoint with described
One port of power splitter is connected；Described horizontal polarization line source is yi word pattern interval row by multiple horizontal polarization patch antenna elements
Row form, and are sequentially connected in series by the second microstrip line between each horizontal polarization patch antenna element, the second microstrip line midpoint with
The another port of described power splitter is connected；Described vertical polarization patch antenna element and the arrangement of horizontal polarization patch antenna element
Direction is parallel to each other.
Preferably, one of basic configuration, described vertical polarization patch antenna element is arranged on the first microstrip line away from level
The side of polarization line source.
Preferably, the two of basic configuration, described vertical polarization patch antenna element is arranged on the first microstrip line near level
The side of polarization line source.
Preferably, the three of basic configuration, described second microstrip line is connected on horizontal polarization patch antenna element close
The side of vertical polarization line source.
A kind of aerial array applying above-mentioned slant-polarized antennas to form, this aerial array is by multiple described slant-polarized antennas
Parallel interval arrangement forms.
It is an advantage of the current invention that: the present invention is effectively utilized the linear polarized antenna technology of maturation, to horizontal polarization with vertical
Straight polarization line source mixing group battle array, constitutes inclined polarization line source, and keeps the characteristic that paster antenna planarizes.It is beneficial at automobile collision preventing
Use in field.
Accompanying drawing explanation
Fig. 1 is the slant-polarized antennas structural representation of the embodiment of the present invention 1；
Fig. 2 is the standing-wave ratio of the embodiment of the present invention 1；
Fig. 3 is the gain lobe pattern of the embodiment of the present invention 1；
Fig. 4 is the axle ratio of the embodiment of the present invention 1；
Fig. 5 be the embodiment of the present invention 1 front before plane field district electric field intensity distribution top view at 1/4 wavelength；
Fig. 6 is the far-field region electric field intensity distribution axonometric chart of the embodiment of the present invention 1；
Fig. 7 is the far-field region electric field intensity distribution top view of the embodiment of the present invention 1；
Fig. 8 is the slant-polarized antennas structural representation of the embodiment of the present invention 2；
Fig. 9 is the slant-polarized antennas structural representation of the embodiment of the present invention 3；
Figure 10 is the standing-wave ratio of the embodiment of the present invention 2；
Figure 11 is the gain lobe pattern of the embodiment of the present invention 2；
Figure 12 is the axle ratio of the embodiment of the present invention 2；
Figure 13 is the standing-wave ratio of the embodiment of the present invention 3；
Figure 14 is the gain lobe pattern of the embodiment of the present invention 3；
Figure 15 is the axle ratio of the embodiment of the present invention 3；
Figure 16 is one two receipts antenna domain of the slant-polarized antennas permutation formation of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in detail.
A kind of slant-polarized antennas, including the vertical polarization line source 6 being arranged on same micro-strip plate 7 and horizontal polarization line source 5,
Described vertical polarization line source 6 is connected with same distributing point 1 by power splitter 2 with horizontal polarization line source 5, described vertical polarization line source
6 is roughly the same with the gain of horizontal polarization line source 5, lobe width and input impedance.
Preferably, described vertical polarization line source 6 is spaced a spacing by multiple vertical polarization patch antenna elements 4 in yi word pattern
Forming from arrangement, parallel with one another by the first microstrip line between each vertical polarization patch antenna element 4, the first microstrip line is at midpoint
Place is connected with a port of described power splitter 2；Described horizontal polarization line source 5 by multiple horizontal polarization patch antenna elements 3 in
The yi word pattern arrangement that keeps at a certain distance away forms, and is sequentially connected in series by the second microstrip line between each horizontal polarization patch antenna element 3,
Second microstrip line is connected in the another port of midpoint with described power splitter 2；Described vertical polarization patch antenna element 4 and level
The orientation of polarized patch antenna unit 3 is parallel to each other.
Below in conjunction with accompanying drawing and embodiment, the present invention is further elaborated.Embodiment mid frequency
24GHz.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, does not limit the present invention.
Embodiment 1
As it is shown in figure 1, described vertical polarization patch antenna element 4 is arranged on the first microstrip line away from horizontal polarization line source 5
Side.Fig. 2～Fig. 7 is the electrical property simulation result of the slant-polarized antennas of embodiment 1, and simulation software is hfss15, and iteration is by mistake
Differ from 0.01.Be followed successively by before standing-wave ratio, gain, axle ratio, front plane field district electric field intensity distribution (top view) at 1/4 wavelength,
Far-field region electric field intensity distribution (axonometric chart), far-field region electric field intensity distribution (top view).
Embodiment 1 slant-polarized antennas parameter
| Gain (dB) | 13.2 |
| 3dB lobe width (is spent) | 13.1x 96.8 |
| SLLmax(dB) | -14.7 |
Embodiment 2
As shown in Figure 8, described vertical polarization patch antenna element 4 is arranged on the first microstrip line near horizontal polarization line source 5
Side.
Figure 10～Figure 12 is the electrical property simulation result of the slant-polarized antennas of embodiment 2, and simulation software is hfss15, iteration
Error 0.01.It is followed successively by standing-wave ratio, gain, axle ratio.
Embodiment 2 is slant-polarized antennas parameter
| Gain (dB) | 12.7 |
| 3dB lobe width (is spent) | 13x 80.7 |
| SLLmax(dB) | -15.3 |
Embodiment 3
As it is shown in figure 9, described vertical polarization patch antenna element 4 is arranged on the first microstrip line near horizontal polarization line source 5
Side.Described second microstrip line is connected on horizontal polarization patch antenna element 3 side near vertical polarization line source 6.
Figure 13～Figure 15 is the electrical property simulation result of the slant-polarized antennas of embodiment 3, and simulation software is hfss15, iteration
Error 0.01.It is followed successively by standing-wave ratio, gain, axle ratio.
Embodiment 3 slant-polarized antennas parameter
| Gain (dB) | 11.6 |
| 3dB lobe width (is spent) | 14.6x 71.8 |
| SLLmax(dB) | -11.8 |
Embodiment 4
A kind of aerial array applying above-mentioned slant-polarized antennas to form, this aerial array is by multiple described slant-polarized antennas
The arrangement of parallel interval certain distance forms.
Figure 16 is one two receipts antenna domain example of the slant-polarized antennas composition of embodiment 2, and this example is automobile collision preventing
Radar typical configurations, two reception antenna spacing 14mm, meet direction finding requirement, launching antenna and reception antenna distance can be > 14mm
On the basis of, adjust as required.According to embodiment 3, two reception antenna spacing can be less.
The foregoing is only the preferred embodiment of the invention, not in order to limit the invention, all at this
Any amendment, equivalent and the improvement etc. made within the spirit of innovation and creation and principle, should be included in the invention
Protection domain within.
Claims (6)
1. a slant-polarized antennas, it is characterised in that: include vertical polarization line source and horizontal polarization line source, described vertical polarization line
Source is connected with same distributing point by power splitter with horizontal polarization line source, described vertical polarization line source and the increasing of horizontal polarization line source
Benefit, lobe width and input impedance are roughly the same.
Slant-polarized antennas the most according to claim 1, it is characterised in that: described vertical polarization line source is by multiple vertical polarizations
Patch antenna element is that yi word pattern is spaced and forms, mutual by the first microstrip line between each vertical polarization patch antenna element
Parallel connection, the first microstrip line is connected with a port of described power splitter in midpoint；Described horizontal polarization line source is by multiple levels
Polarized patch antenna unit is that yi word pattern is spaced and forms, by the second microstrip line between each horizontal polarization patch antenna element
Being sequentially connected in series, the second microstrip line is connected in the another port of midpoint with described power splitter；Described vertical polarization paster antenna list
The orientation of unit and horizontal polarization patch antenna element is parallel to each other.
Slant-polarized antennas the most according to claim 2, it is characterised in that: described vertical polarization patch antenna element is arranged on
First microstrip line is away from the side of horizontal polarization line source.
Slant-polarized antennas the most according to claim 2, it is characterised in that: described vertical polarization patch antenna element is arranged on
First microstrip line is near the side of horizontal polarization line source.
Slant-polarized antennas the most according to claim 2, it is characterised in that: described second microstrip line is connected in horizontal polarization
Near the side of vertical polarization line source on patch antenna element.
6. applying an aerial array for slant-polarized antennas composition described in the claims 1 to 5 any one, its feature exists
In: this aerial array is formed by multiple described slant-polarized antennas parallel interval arrangements.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610478276.XA CN106207423B (en) | 2016-06-26 | 2016-06-26 | A kind of aerial array of slant-polarized antennas and its composition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610478276.XA CN106207423B (en) | 2016-06-26 | 2016-06-26 | A kind of aerial array of slant-polarized antennas and its composition |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106207423A true CN106207423A (en) | 2016-12-07 |
| CN106207423B CN106207423B (en) | 2019-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610478276.XA Active CN106207423B (en) | 2016-06-26 | 2016-06-26 | A kind of aerial array of slant-polarized antennas and its composition |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100177012A1 (en) * | 2009-01-14 | 2010-07-15 | Laird Technologies, Inc. | Dual-polarized antenna modules |
| CN202905937U (en) * | 2012-11-02 | 2013-04-24 | 航天信息股份有限公司 | Array antenna of roadside unit and electronic toll collection system |
| CN202977739U (en) * | 2012-11-02 | 2013-06-05 | 航天信息股份有限公司 | Roadside unit array antenna and electronic toll collection system |
| CN105161861A (en) * | 2015-09-28 | 2015-12-16 | 湖南华诺星空电子技术有限公司 | Antenna device of frequency modulation continuous wave radar |
| CN105591203A (en) * | 2014-10-21 | 2016-05-18 | 南京理工大学 | Low-profile high-gain dual-band dual-polarized satellite communication antenna |
-
2016
- 2016-06-26 CN CN201610478276.XA patent/CN106207423B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100177012A1 (en) * | 2009-01-14 | 2010-07-15 | Laird Technologies, Inc. | Dual-polarized antenna modules |
| CN202905937U (en) * | 2012-11-02 | 2013-04-24 | 航天信息股份有限公司 | Array antenna of roadside unit and electronic toll collection system |
| CN202977739U (en) * | 2012-11-02 | 2013-06-05 | 航天信息股份有限公司 | Roadside unit array antenna and electronic toll collection system |
| CN105591203A (en) * | 2014-10-21 | 2016-05-18 | 南京理工大学 | Low-profile high-gain dual-band dual-polarized satellite communication antenna |
| CN105161861A (en) * | 2015-09-28 | 2015-12-16 | 湖南华诺星空电子技术有限公司 | Antenna device of frequency modulation continuous wave radar |
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| Publication number | Publication date |
|---|---|
| CN106207423B (en) | 2019-09-17 |
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