CN106803615A - A kind of gain antenna device - Google Patents
A kind of gain antenna device Download PDFInfo
- Publication number
- CN106803615A CN106803615A CN201611056083.1A CN201611056083A CN106803615A CN 106803615 A CN106803615 A CN 106803615A CN 201611056083 A CN201611056083 A CN 201611056083A CN 106803615 A CN106803615 A CN 106803615A
- Authority
- CN
- China
- Prior art keywords
- antenna
- copper sheet
- reflection
- hollow out
- cover plate
- 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
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
- H01Q19/106—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces using two or more intersecting plane surfaces, e.g. corner reflector antennas
-
- 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
- H01Q15/14—Reflecting surfaces; Equivalent structures
- H01Q15/18—Reflecting surfaces; Equivalent structures comprising plurality of mutually inclined plane surfaces, e.g. corner reflector
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Waveguide Aerials (AREA)
Abstract
The embodiment of the present invention provides a kind of gain antenna device, and described device includes:Earth plate, antenna medium substrates, rectangular radiation patch, distributing point, reflection copper sheet and frequency selection cover plate, wherein:The reflection copper sheet is perpendicular to the antenna medium substrates, and surrounding surrounds the antenna medium substrates, and the bottom of the reflection copper sheet connects with the earth plate, and vertical with the earth plate;The frequency selection cover plate includes hollow out metal level and cover plate medium substrate, and the hollow out metal level is located at the lower surface of the cover plate medium substrate, and surrounding connects with the reflection copper sheet;The upper surface of the cover plate medium substrate connects with the reflection copper sheet;The upper surface of the lower surface of the hollow out metal level, the reflection copper sheet and the antenna medium substrates forms the reflection cavity with reflecting antenna semiotic function.Gain antenna device provided in an embodiment of the present invention, not only reduces the volume of gain antenna, also improves antenna gain, improves antenna radiation performance.
Description
Technical field
The present embodiments relate to technical field of satellite communication, and in particular to a kind of gain antenna device.
Background technology
In satellite communication system, because the earth and satellite are separated by a distance farther out, in order to be able to allow satellite reception to from ground
The signal that ball station sends, while also to allow another earth station to be recovered to the signal of satellite forwarding, it is all logical in communication system
Letter equipment must all is fulfilled for certain index, and as the antenna of pith in system, not only needs have good with upper level equipment
Good matching, with greater need in receiving and transmitting signal with gain higher, therefore, to the research of high-gain aerial in Aero-Space and
It is significant in navigation system.
In order to improve the gain of gain antenna, prior art is generally realized using by complicated Array Design, caused
Gain antenna it is bulky, and the raising of gain antenna gain is not obvious enough, and performance indications improve limited.
Therefore, reduce how the volume of gain antenna and significantly improve the gain performance of gain antenna, as need
The problem of solution.
The content of the invention
For the problem that prior art is present, the embodiment of the present invention provides a kind of gain antenna device.
The embodiment of the present invention provides a kind of gain antenna device, including:Earth plate, antenna medium substrates, rectangular radiation patch
Piece, distributing point, reflection copper sheet and frequency selection cover plate,
Wherein, the earth plate is located at the lower surface of the antenna medium substrates;
Wherein, the rectangular radiation patch is located at the upper surface center of the antenna medium substrates;
Wherein, the distributing point is located in the rectangular radiation patch, and deviates the center of the rectangular radiation patch;
Wherein, the reflection copper sheet is perpendicular to the antenna medium substrates, and surrounding surrounds the antenna medium substrates,
The bottom of the reflection copper sheet connects with the earth plate, and vertical with the earth plate, the length difference of the reflection copper sheet
Length and width with the corresponding antenna medium substrates is identical;
Wherein, the frequency selection cover plate includes hollow out metal level and cover plate medium substrate, and the hollow out metal level is located at
The lower surface of the cover plate medium substrate, and surrounding with it is described reflection copper sheet connect;
Wherein, the upper surface of the cover plate medium substrate connects with the reflection copper sheet, the cover plate medium substrate, described
Hollow out metal level, the antenna medium substrates width identical with the length corresponding to the earth plate, corresponding are identical;
The upper surface of the lower surface of the hollow out metal level, the reflection copper sheet and the antenna medium substrates is formed to be had
The reflection cavity of reflecting antenna semiotic function.
Wherein, the hollow out metal level is hollow out cross, and arrangement mode is arranged for rhombus.
Wherein, it is 8 diamond-shaped elements that the length and width direction of the hollow out metal level is distinguished evenly distributed.
Wherein, the length B of the metal part of the diamond-shaped element is 34mm, the first of the openwork part of the diamond-shaped element
Width a is that 29mm, the second width b of the openwork part are 28mm.
Wherein, the material of the hollow out metal level is copper.
Wherein, the distributing point deviate the center of the rectangular radiation patch apart from X1 be 35.2mm.
Wherein, the length YP of the rectangular radiation patch is that 188.4mm, width XP are 100mm.
Wherein, the length and width of the earth plate is identical, and length Y is 632mm, and width X is 632mm.
Wherein, there is certain thickness, the reflection copper sheet to have for the antenna medium substrates and the cover plate medium substrate
There is certain height.
Wherein, the thickness H1 of the antenna medium substrates is that 4mm, the height H2 of the reflection copper sheet are 160mm, the lid
The thickness H3 of plate medium substrate is 4mm.
Gain antenna device provided in an embodiment of the present invention, not only reduces the volume of gain antenna, also improves antenna
Gain, improves antenna radiation performance.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are this hairs
Some bright embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can be with root
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation of embodiment of the present invention gain antenna device;
Fig. 2 is the side view of embodiment of the present invention gain antenna device;
Fig. 3 is the size marking figure of embodiment of the present invention rectangular radiation patch;
Fig. 4 is the structural representation of embodiment of the present invention hollow out cross metal level;
Fig. 5 is the size marking figure of embodiment of the present invention hollow out cross one diamond-shaped element of metal level;
Fig. 6 is embodiment of the present invention return loss simulation result figure;
Fig. 7 is embodiment of the present invention antenna gain antenna pattern;
Description of reference numerals:
1-earth plate;2-antenna medium substrates;3-rectangular radiation patch;
4-distributing point;5-reflection copper sheet;6-hollow out metal level;
7-cover plate medium substrate.
Specific embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
A part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
Fig. 1 is the structural representation of embodiment of the present invention gain antenna device, as shown in figure 1, the embodiment of the present invention is provided
A kind of gain antenna device, it is characterised in that including:Earth plate 1, antenna medium substrates 2, rectangular radiation patch 3, distributing point
4th, reflection copper sheet 5 and frequency selection cover plate, wherein:
The earth plate 1 is located at the lower surface of the antenna medium substrates 2, the earth plate 1 and the antenna medium base
Plate 2 is of the same size, and is chosen as square, and the length of the antenna medium substrates 2 is chosen as Y=632mm, and width is optional
It is X=632mm, Fig. 2 is the side view of embodiment of the present invention gain antenna device, as shown in Fig. 2 the antenna medium substrates 2
Thickness be chosen as H1=4mm.
Fig. 3 is the size marking figure of embodiment of the present invention rectangular radiation patch, as shown in figure 3, the rectangular radiation patch 3
Positioned at the upper surface center of the antenna medium substrates 2, the length of the rectangular radiation patch is chosen as YP=188.4mm, wide
Degree is chosen as XP=100mm.
The distributing point 4 is located in the rectangular radiation patch 3, and deviates the center of the rectangular radiation patch 3, square
Shape radiation patch 3 is produced by the distributing point 4 and is sent out the signal of antenna, the feed by using coaxial feed mode
The spacing that point 4 deviates the rectangular radiation patch 3 is chosen as xl=35.2mm, and the signal intensity of antenna can be made stronger.
The reflection copper sheet 5 is perpendicular to the antenna medium substrates 2, and surrounding surrounds the antenna medium substrates 2, institute
The bottom for stating reflection copper sheet 5 connects with the earth plate 1, and vertical with the earth plate 1, the length point of the reflection copper sheet 5
Length and width not with the corresponding antenna medium substrates 2 is identical.
The frequency selection cover plate includes hollow out metal level 6 and cover plate medium substrate 7, and the hollow out metal level 6 is located at institute
The lower surface of cover plate medium substrate 7 is stated, and surrounding connects with the reflection copper sheet 5.
The upper surface of the cover plate medium substrate 7 connects with the reflection copper sheet 5, the cover plate medium substrate 7, described engraves
Empty metal level 6, the antenna medium substrates 2 width identical with the length corresponding to the earth plate 1, corresponding are identical, long
Degree is chosen as Y=632mm, and width is chosen as X=632mm.
The upper surface of the lower surface of the hollow out metal level 6, the reflection copper sheet 5 and the antenna medium substrates 2 is formed
Reflection cavity with reflecting antenna semiotic function, the reflection cavity has wave transparent function, and electromagnetic wave is repeatedly anti-in the reflection cavity
After penetrating, the height H2 of copper sheet 5 is reflected by rationally setting, the present embodiment is chosen as H2=160mm, so as to realize the reflection cavity
The setting of height, may be such that back wave and initial transmission ripple in-phase stacking, and enhanced rad greatly improves antenna gain.
Gain antenna device provided in an embodiment of the present invention, not only reduces the volume of gain antenna, also improves antenna
Gain, improves antenna radiation performance.
On the basis of above-described embodiment, the hollow out metal level 6 can be hollow out cross, and arrangement mode is to be
Rhombus is arranged, and when area is identical, rhombus arrangement cross hollow out can increase than traditional square or triangular pitch efficiency
Plus 1.5~2 times, can well reduce the size of antenna.It should be noted that:The hollow out metal level 6 of the embodiment of the present invention
Shape is not limited to hollow out cross, and arrangement mode is also not necessarily limited to rhombus arrangement.
The shape of hollow out metal level 6 provided in an embodiment of the present invention is designed with arrangement, it is ensured that can be in less antenna chi
Antenna gain is significantly improved under very little, and ensure that the aerial signal sent out by distributing point 4 can be from the hollow out of hollow out metal level 6
Gap send.
Fig. 4 is the structural representation of embodiment of the present invention hollow out cross metal level, as shown in figure 4, in above-described embodiment
On the basis of, it is 8 diamond-shaped elements, it is necessary to say that the length and width direction of the hollow out metal level 6 can be distinguished evenly distributed
Bright is:The diamond-shaped element of the embodiment of the present invention is not limited to 8, and arrangement is also not necessarily limited to evenly distributed, the hollow out metal level 6
Length and width arrangement diamond-shaped element be also not necessarily limited to equal situation.
Several diamond-shaped elements that the embodiment of the present invention is set by hollow out metal level, sufficiently ensure that can be less
Antenna gain is significantly improved under antenna size.
Fig. 5 is the size marking figure of embodiment of the present invention hollow out cross one diamond-shaped element of metal level, as shown in figure 5,
On the basis of above-described embodiment, the length B of the metal part of the diamond-shaped element is chosen as 34mm, the diamond-shaped element and engraves
First width a of empty part is chosen as 29mm, the second width b of the openwork part is chosen as 28mm, it is necessary to what is illustrated is:This
The length B of the unit metal part of the rhombus of inventive embodiments, the first width a of openwork part and the second width b are not
It is limited to above-mentioned value.
The size that the embodiment of the present invention passes through rationally each relevant portion of setting hollow out metal level 6, further ensuring can
Antenna gain is significantly improved under less antenna size.
On the basis of above-described embodiment, the material of the hollow out metal level 6 can be copper, be not specifically limited herein.
The embodiment of the present invention by using copper as hollow out metal level 6 material, it is ensured that the antenna sent out by distributing point 4
Signal is sufficiently superimposed in the reflection chamber for being formed, enhanced rad ability.
On the basis of above-described embodiment, what the distributing point 4 deviateed the center of the rectangular radiation patch 3 can be with apart from X1
It is 35.2mm, refers to the introduction of above-described embodiment, here is omitted.
The embodiment of the present invention is by rationally setting the distance that distributing point 4 deviates the center of the rectangular radiation patch 3, it is ensured that
Stronger antenna signal strength is produced by distributing point 4.
On the basis of above-described embodiment, the length YP of the rectangular radiation patch 3 can for 188.4mm, width XP can
100mm is thought, it is necessary to what is illustrated is:The specific size of the rectangular radiation patch 3 of the embodiment of the present invention is not limited to above-mentioned
Value.
The embodiment of the present invention is further ensured by distributing point 4 by the size of rationally setting rectangular radiation patch 3
Produce stronger antenna signal strength.
On the basis of above-described embodiment, the length and width of the earth plate 1 is identical, and length Y is 632mm, wide
Degree X is 632mm, refers to the introduction of above-described embodiment, and here is omitted.
The size that the embodiment of the present invention passes through rationally setting earth plate 1, it is ensured that the ground connection performance of antenna so that day
Line signal is more stablized.
On the basis of above-described embodiment, the antenna medium substrates 2 and the cover plate medium substrate 7 have certain thickness
Degree, the reflection copper sheet 5 have certain height.
The embodiment of the present invention is by setting the height of the thickness of each substrate and reflection copper sheet 5, it is ensured that back wave with it is first
Beginning transmitted wave is very big to improve gain with mutually fully superposition.
On the basis of above-described embodiment, the thickness H1 of the antenna medium substrates 2 can be 4mm, the reflection copper sheet 5
Height H2 can be able to be 4mm for 160mm, the thickness H3 of the cover plate medium substrate 7.
The embodiment of the present invention passes through rationally to set the thickness of each substrate and the height of reflection copper sheet 5, can significantly carry
Antenna gain high.
Can by using emulation tool, obtain embodiment of the present invention return loss simulation result figure as shown in Figure 6 and
Embodiment of the present invention antenna gain antenna pattern as shown in Figure 7, it can be seen that Antenna Operation on 900M Frequency points, highest
Gain can reach 15.57dB.
Finally it should be noted that:The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations;Although
The present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those within the art that:It still may be used
Modified with to the technical scheme described in foregoing embodiments, or equivalent is carried out to which part technical characteristic;
And these modification or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical scheme spirit and
Scope.
Claims (10)
1. a kind of gain antenna device, it is characterised in that including:Earth plate, antenna medium substrates, rectangular radiation patch, feed
Point, reflection copper sheet and frequency selection cover plate, wherein:
The earth plate is located at the lower surface of the antenna medium substrates;
The rectangular radiation patch is located at the upper surface center of the antenna medium substrates;
The distributing point is located in the rectangular radiation patch, and deviates the center of the rectangular radiation patch;
The reflection copper sheet is perpendicular to the antenna medium substrates, and surrounding surrounds the antenna medium substrates, the reflection
The bottom of copper sheet connects with the earth plate, and vertical with the earth plate, it is described reflection copper sheet length respectively with it is corresponding
The antenna medium substrates length and width it is identical;
The frequency selection cover plate includes hollow out metal level and cover plate medium substrate, and the hollow out metal level is situated between positioned at the cover plate
The lower surface of matter substrate, and surrounding with it is described reflection copper sheet connect;
The upper surface of the cover plate medium substrate connects with the reflection copper sheet, the cover plate medium substrate, the hollow out metal
Layer, the antenna medium substrates width identical with the length corresponding to the earth plate, corresponding are identical;
The upper surface of the lower surface of the hollow out metal level, the reflection copper sheet and the antenna medium substrates is formed has reflection
The reflection cavity of aerial signal function.
2. device according to claim 1, it is characterised in that the hollow out metal level is hollow out cross, arrangement mode
For rhombus is arranged.
3. device according to claim 2, it is characterised in that the length and width direction of the hollow out metal level is equal respectively
It is even to be arranged as 8 diamond-shaped elements.
4. device according to claim 3, it is characterised in that the length B of the metal part of the diamond-shaped element be 34mm,
First width a of the openwork part of the diamond-shaped element is that 29mm, the second width b of the openwork part are 28mm.
5. according to any described device of Claims 1 to 4, it is characterised in that the material of the hollow out metal level is copper.
6. device according to claim 1, it is characterised in that the distributing point deviates the rectangular radiation patch center
It is 35.2mm apart from X1.
7. device according to claim 1, it is characterised in that the length YP of the rectangular radiation patch is 188.4mm, width
Degree XP is 100mm.
8. device according to claim 1, it is characterised in that the length and width of the earth plate is identical, and length Y
It is 632mm, width X is 632mm.
9. according to any described device of Claims 1 to 4 or 6~8, it is characterised in that antenna medium substrates and described
There is cover plate medium substrate certain thickness, the reflection copper sheet to have certain height.
10. device according to claim 9, it is characterised in that the thickness H1 of the antenna medium substrates is 4mm, described
The height H2 of copper sheet is reflected for the thickness H3 of 160mm, the cover plate medium substrate is 4mm.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201611056083.1A CN106803615A (en) | 2016-11-24 | 2016-11-24 | A kind of gain antenna device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201611056083.1A CN106803615A (en) | 2016-11-24 | 2016-11-24 | A kind of gain antenna device |
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CN106803615A true CN106803615A (en) | 2017-06-06 |
Family
ID=58983862
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CN201611056083.1A Pending CN106803615A (en) | 2016-11-24 | 2016-11-24 | A kind of gain antenna device |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109216934A (en) * | 2018-09-18 | 2019-01-15 | 重庆金美通信有限责任公司 | A kind of single-screw antenna of width angle covering |
CN109390703A (en) * | 2018-12-12 | 2019-02-26 | 无锡睿勤科技有限公司 | A kind of external antenna and electronic equipment |
CN112467391A (en) * | 2020-11-16 | 2021-03-09 | 北京航空航天大学 | Inhale and pass through integrative controllable electromagnetic protection material |
CN113113757A (en) * | 2021-04-13 | 2021-07-13 | 福耀玻璃工业集团股份有限公司 | Vehicle window and vehicle |
-
2016
- 2016-11-24 CN CN201611056083.1A patent/CN106803615A/en active Pending
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DAVI B. BRITO: ""A Minkowski Fractal Frequency Selective Surface with High Angular Stability"", 《2013 SBMO/IEEE MTT-S INTERNATIONAL MICROWAVE & OPTOELECTRONICS CONFERENCE》 * |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109216934A (en) * | 2018-09-18 | 2019-01-15 | 重庆金美通信有限责任公司 | A kind of single-screw antenna of width angle covering |
CN109390703A (en) * | 2018-12-12 | 2019-02-26 | 无锡睿勤科技有限公司 | A kind of external antenna and electronic equipment |
CN109390703B (en) * | 2018-12-12 | 2023-12-22 | 无锡睿勤科技有限公司 | External antenna and electronic equipment |
CN112467391A (en) * | 2020-11-16 | 2021-03-09 | 北京航空航天大学 | Inhale and pass through integrative controllable electromagnetic protection material |
CN112467391B (en) * | 2020-11-16 | 2021-12-31 | 北京航空航天大学 | Inhale and pass through integrative controllable electromagnetic protection material |
CN113113757A (en) * | 2021-04-13 | 2021-07-13 | 福耀玻璃工业集团股份有限公司 | Vehicle window and vehicle |
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