CN108513687A - The signal handling equipment of antenna and unmanned plane - Google Patents
The signal handling equipment of antenna and unmanned plane Download PDFInfo
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- CN108513687A CN108513687A CN201780004594.5A CN201780004594A CN108513687A CN 108513687 A CN108513687 A CN 108513687A CN 201780004594 A CN201780004594 A CN 201780004594A CN 108513687 A CN108513687 A CN 108513687A
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- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000003786 synthesis reaction Methods 0.000 claims description 3
- 238000013481 data capture Methods 0.000 abstract description 3
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- 239000000463 material Substances 0.000 description 6
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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
- H01Q1/00—Details of, or arrangements associated with, antennas
-
- 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
- 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
- H01Q19/02—Details
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/10—Resonant antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/20—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements characterised by the operating wavebands
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
- H01Q9/26—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole with folded element or elements, the folded parts being spaced apart a small fraction of operating wavelength
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- Variable-Direction Aerials And Aerial Arrays (AREA)
- Details Of Aerials (AREA)
Abstract
The present invention provides the signal handling equipment of a kind of antenna and unmanned plane, wherein, the antenna includes substrate (1), the multiple dipoles (2) of printing on the substrate, feeding network (3) and earth plate (4), the antenna further includes on the substrate and the dricetor element (5) to coordinate with the feeding network, the dipole include be arranged the substrate side oscillator unit (20) and the oscillator unit in the substrate other side is set, the wherein described oscillator unit includes the first oscillator (21) and the second oscillator (22)；The feeding network is connect with each oscillator unit；The substrate is arranged in parallel with the preset distance in earth plate interval.The antenna of the embodiment of the present invention has the symmetry of good matching performance, radiance, radiation direction, improves the gain of antenna, data capture and long transmission distance.
Description
Technical field
The present invention relates to field of data transmission more particularly to the signal handling equipments of a kind of antenna and unmanned plane.
Background technology
With the constantly improve of unmanned plane function, unmanned plane be widely used in take photo by plane, the necks such as agricultural, electric inspection process
Domain.However, being widely used with unmanned plane, the problems such as that there is also flight ranges is indefinite, invasion of privacy, in order to ensure public affairs
Many personal safeties and personal secrets, need to be monitored by certain rank.
Currently, in unmanned plane field, data information (such as the image of unmanned plane transmission is usually obtained using omnidirectional antenna
Information, location information, status information etc.).Wherein, omnidirectional antenna be generally dipole form or with entelechy similar in dipole
Change omnidirectional antenna, is limited to the gain characteristic of such antenna, the signal capture and transmission range of such antenna are shorter.In addition, complete
Main polarization and cross-polarized antenna pattern to antenna is too narrow, when drone flying height is excessively high, is generally in antenna
Dead angle is radiated, in this way so that the audiomonitor of unmanned plane can not capture the data information of unmanned plane transmission, reduce monitoring effect
Fruit.
Invention content
The present invention provides the signal handling equipment of a kind of antenna and unmanned plane, to improve the signal capture and transmission energy of antenna
Power.
According to the first aspect of the invention, a kind of antenna, including substrate, the multiple dipoles of printing on the substrate are provided
Son, feeding network and earth plate, which is characterized in that the antenna further include be set on the substrate and to the transmission network
Network cooperation dricetor element, the dipole include be arranged the substrate side oscillator unit and be arranged it is another in the substrate
The oscillator unit of side, wherein the oscillator unit includes the first oscillator and the second oscillator；The feeding network and each oscillator
Unit connects；The substrate is arranged in parallel with the preset distance in earth plate interval.
According to the second aspect of the invention, a kind of signal handling equipment of unmanned plane is provided, including：
Mutiple antennas, the signal that information is supervised including unmanned plane for receiving unmanned plane transmission；
Receiving path, for being parsed to the signal that antenna receives to obtain the supervision information of unmanned plane；
Wherein, the multiple antenna be along antenna fixed equipment it is circumferentially disposed.
By the above technical solution provided in an embodiment of the present invention as it can be seen that the present invention is preset by the side interval in substrate
The earth plate that distance is set in parallel so that the signal of aerial radiation has directionality, and the gain of antenna is big, data capture and biography
Defeated distance is remote.By the way that the first oscillator and the second oscillator is arranged, to realize capture and transmission to double frequency segment data.In substrate
Printing vibrator unit is distinguished in both sides, increases radiating surface, also, improve the symmetrical of antenna pattern by the way that dricetor element is arranged
Property so that antenna signal capture in all directions and transmittability are more uniform.The antenna of the present invention has good
With performance and radiance, and antenna is with interior gain stabilization.
Description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without having to pay creative labor, it can also be obtained according to these attached drawings
His attached drawing.
Fig. 1 is stereogram of the antenna in substrate side of the embodiment of the present invention；
Fig. 2 is stereogram of the antenna in the substrate other side of the embodiment of the present invention；
Fig. 3 is the antenna section figure of the embodiment of the present invention；
Fig. 4 is the perspective view of the antenna of the embodiment of the present invention；
Fig. 5 is the structural schematic diagram of the antenna of another embodiment of the present invention；
Fig. 6 is the return loss schematic diagram of the antenna of the embodiment of the present invention；
Fig. 7 A are master/cross polarization (phi=0/90 degree) radiation direction of the antenna of the embodiment of the present invention in a frequency range
Figure；
Fig. 7 B are master/cross polarization (phi=0/90 degree) the radiation side of the antenna of the embodiment of the present invention in another frequency range
Xiang Tu；
Fig. 8 is the structural schematic diagram of the signal handling equipment of the unmanned plane of the embodiment of the present invention；
Fig. 9 is the fractionation schematic diagram of the signal handling equipment of the unmanned plane of the embodiment of the present invention；
Figure 10 is the fractionation schematic diagram of the signal handling equipment of the unmanned plane of the embodiment of the present invention in another direction；
Figure 11 is the structural schematic diagram of the signal handling equipment of the unmanned plane of another embodiment of the present invention；
Figure 12 A are radiation direction of the antenna in a frequency range in the signal handling equipment of the unmanned plane of the embodiment of the present invention
Figure；
Figure 12 B are radiation side of the antenna in another frequency range in the signal handling equipment of the unmanned plane of the embodiment of the present invention
Xiang Tu；
Figure 13 A are radiation of the antenna in a frequency range in the signal handling equipment of the unmanned plane of another embodiment of the present invention
Directional diagram；
Figure 13 B are spoke of the antenna in another frequency range in the signal handling equipment of the unmanned plane of another embodiment of the present invention
Penetrate directional diagram.
Reference numeral：
100：Antenna；200：Receiving path；300：The fixed equipment of antenna；400：Combiner；
1：Substrate；
2：Dipole；20：Oscillator unit；21：First oscillator；211：First main part；212：First bending part；22：The
Two oscillators；221：Second main part；222：Second bending part；
3：Feeding network；31：Distributing point；32：First feeder line portion；33：Second feeder line portion；34：Third feeder line portion；35：Even
Socket part；
4：Earth plate；
5：Dricetor element；
6：Fixed part；
7：Connector；
8：Amplifying circuit；
9：Mounting plate；
10：Fixed part.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Below in conjunction with the accompanying drawings, the signal handling equipment of the antenna to the present invention and unmanned plane is described in detail.It is not rushing
In the case of prominent, the feature in following embodiment and embodiment can be combined with each other.
Embodiment one
In conjunction with Fig. 1 to Fig. 4, the embodiment of the present invention provides a kind of antenna 100, wherein the antenna is directional aerial, described
Antenna 100 includes substrate 1, dipole 2, feeding network 3, earth plate 4 and dricetor element 5.Wherein, the dipole 2 includes
Be arranged 1 side of the substrate oscillator unit 20 and the oscillator unit 20 in 1 other side of the substrate, the oscillator list are set
Member 20 includes the first oscillator 21 and the second oscillator 22.The dipole 2, feeding network 3 and dricetor element 5 are printed on the base
On plate 1, to realize the fixation of dipole 2, feeding network 3 and dricetor element 5.The feeding network 3 and each oscillator unit 20
Connection, to transmit the signal that each oscillator unit receives by feeding network 3.The dricetor element 5 and the feeding network 3
Cooperation, to improve the symmetry of radiation direction.The substrate 1 is arranged in parallel with the preset distance H in earth plate interval.
In the embodiment of the present invention, by the earth plate 4 being set in parallel in the preset distance H in the side interval of substrate 1, make
Obtaining the signal that antenna 100 radiates has directionality, and the gain of antenna 100 is big, data capture and long transmission distance, wherein substrate 1
Between earth plate 4 be air layer, to ensure antenna 100 have good radiation characteristic.It can be arranged as required to first
The length of oscillator 21 and the second oscillator 22, to realize the capture and transmission of double frequency segment data.It is printed respectively in the both sides of substrate 1
Oscillator unit 20 increases radiating surface.Also, improve the symmetry of radiation direction by the way that dricetor element 5 is arranged.The day of the present invention
Line 100 has good matching performance and radiance, and antenna 100 is with interior gain stabilization.
Again combined with Figure 1 and Figure 2, in the present embodiment, the part of feeding network 3 is arranged in the side of the substrate 1, another
Part is arranged in the other side of the substrate 1, wherein each oscillator unit 20 of the feeding network 3 of homonymy and homonymy on substrate 1
Connection.
The quantity of 1 both sides oscillator unit 20 of substrate can be set as needed.Optionally, the oscillator unit 20 of 1 both sides of substrate
It is even number.In the present embodiment, the even number oscillator unit 20 in substrate per side is set and axis is claimed to be distributed in axis.At certain
In a little embodiments, the oscillator unit 20 of 1 both sides of substrate is 4, then the dipole in the embodiment of the present invention is 4.
Herein, for convenience of description, side of the substrate 1 far from the earth plate 4 is referred to as 1 upper surface of substrate, by substrate 1
It is referred to as 1 lower surface of substrate close to the side of the earth plate 4, the structure of 1 upper surface of substrate will be illustrated below.
Combined with Figure 1 and Figure 2, in the present embodiment, the oscillator unit 20 includes that first oscillator 21 and two second shake
Son 22.Wherein, the length of first oscillator 21 is more than the length of second oscillator 22 so that antenna 100 is realized to double frequency
The capture and transmission of segment data, and the signal frequency range of the first oscillator 21 radiation is less than the signal frequency range of the second oscillator radiation.It is optional
The band limits of the signal of ground, first oscillator 21 capture and transmission float up and down in 2.4GHz (such as：2.4GHz extremely
2.5GHz), the band limits of the signal of second oscillator 22 capture and transmission 5G full frequency bands (such as：5.1GHz extremely
5.85GHz), the 5G full frequency bands include 5.8GHz.
In certain embodiments, described two second oscillators 22 are symmetrically disposed in the both sides of the first oscillator 21 so that the
The antenna pattern of one oscillator 21 and the second oscillator 22 is more symmetrical, and the main polarization intersection isolation of antenna is high.Again combine Fig. 1 and
Fig. 2, first oscillator 21 include the first main part 211 and the first bending part 212, and two the second oscillators 22 are symmetrically disposed in
The both sides of first main part 211.By the way that the first main part 211 and the first bending part 212 is arranged so that the structure of the first oscillator 21
Arrangement is more compact, reduces the overall dimensions of antenna 100.Optionally, first bending part 212 is arranged in the first main part
211 one end, two the second oscillators 22 are symmetrically disposed in the other end of first main part 211.Wherein, the first bending part
212 are connected with one end of the first main part 211, and two the second oscillators 22 are connected with the other end of the first main part 211 respectively.
In certain embodiments, one end of first main part 211 is vertically connected in the first bending part 212
Portion, further such that the structural arrangement of the first oscillator 21 is more compact, to reduce the overall dimensions of antenna 100, and first
The structure of oscillator 21 is symmetrical structure, but also the antenna pattern of the first oscillator 21 itself is more symmetrical so that antenna is each
The signal capture and transmittability in a direction are more uniformly distributed.In the present embodiment, first oscillator 21 can look at T-shape
Structure.
Second oscillator 22 includes the second main part 221 and the second bending part 222 combined with Figure 1 and Figure 2, again, wherein two
Second main part 221 of a second oscillator 22 is symmetrically connected to one end far from the first bending part on the first main part 211, and
First main part 211 is vertical with the second main part 221.
Second bending part 222 is vertically disposed at one end far from the first main part 211 on the second main part 221,
Wherein, the second bending part 222 extends to the first bending part 212, and the second oscillator 22 is similar to the structure of " L " type.It additionally needs
It is bright, to realize dual frequency characteristics and conveniently to the adjusting of the performance parameter of the first oscillator 21 and the second oscillator 22, the first bending
Portion 212 can't intersect with the second bending part 222.
In the present embodiment, the substrate 1 is similar to rectangle, in each oscillator unit 20, first bending part 112 with
Rectangular short side is parallel, and second bending part 222 extends from second main part 221 towards same short side.This be by
In in antenna 100 in use, need to be by the short side of 221 direction of the first bending part 112 and the second main part of same oscillator unit 20
Direction is placed towards pitch orientation, so that oscillator unit 20 can preferably receive signal or transmitting signal, therefore by base
Plate 1 is designed to be similar to rectangular shape, the installation of convenient antenna 100.
In the present embodiment, referring to Fig. 4, be arranged 1 lower surface of substrate oscillator unit 20 and be disposed on the substrate surface
Oscillator unit is distributed in mirror image, to increase radiating surface so that antenna 100 has preferably radiance, matching and stabilization
Gain.Wherein, in an oscillator list of the oscillator unit 20 and 1 lower surface of substrate of 1 upper surface of substrate of mirror image distribution
Member forms a dipole 2.For example, the upper surface of substrate 1 is equipped with 8 oscillator units 20, the lower surface of substrate 1 is correspondingly provided with 8
A oscillator unit 20, antenna include then 8 dipoles 2.In the present embodiment, the shape of each dipole 2 is similar to butterfly.
The feeding network includes distributing point 31, the first feeder line portion 32, the second feeder line portion 33 and third combined with Figure 1 and Figure 2,
Feeder line portion 34.Wherein, the first feeder line portion 32 is for connecting two oscillator units, and the second feeder line portion 33 is for connecting two first feedbacks
Line portion 32, third feeder line portion 34 is for connecting the second feeder line portion 33 and distributing point 31.34 one end of third feeder line portion connects institute
The second feeder line portion 33 is stated, the other end connects the distributing point 31.
To be matched with oscillator unit 20, in the present embodiment, the first feeder line portion 32, the second feeder line portion 33 and third feeder line portion 34
Line width need to be arranged to the width that matches with oscillator unit 20.Specifically, the second feeder line portion 33 and third feeder line portion 34
Line width is more than the line width in the first feeder line portion 32.The line width at the both ends in the first feeder line portion 32 is greater than the line width in the middle part of it.Third is presented
The line width that the end of the distributing point 31 is connected in line portion 34 is less than the line width of 34 other parts of third feeder line portion.
The feeding network 3 further includes the interconnecting piece 35 being connect with oscillator unit combined with Figure 1 and Figure 2, again.Optionally, institute
The end face that interconnecting piece 35 is connected to the engaging portion that the first oscillator is connected with the second oscillator is stated, specifically, interconnecting piece 35 is connected to
The end face for the engaging portion that first main part 211 is connected with the second main part 221.
In the present embodiment, dricetor element 5 include two, be respectively arranged on the upper and lower surface of substrate 1, with respectively with position
Feeding network 3 in 1 upper surface of substrate and the feeding network 3 positioned at 1 lower surface of substrate coordinate, and are radiated to improve antenna 100
The symmetry of directional diagram.In the present embodiment, the third feeder line portion 34 of 1 upper surface of substrate and the dricetor element 5 of 1 upper surface of substrate are divided
Not Wei Yu 1 upper surface of substrate the second feeder line portion 33 both sides, the third feeder line portion 34 of the lower surface of substrate 1 under substrate 1
The dricetor element 5 on surface is located at the both sides in the second feeder line portion 33 of the lower surface of substrate 1.Specifically, substrate 1 upper surface
Dricetor element 5 and the third feeder line portion 34 of 1 upper surface of substrate are distributed in mirror image, dricetor element 5 and the substrate 1 of 1 lower surface of substrate
The third feeder line portion 34 of lower surface is distributed in mirror image, that is, the dricetor element 5 per side in 1 both sides of substrate, which is arranged, is and the same side
Third feeder line portion 34 in mirror image distribution, to improve the symmetry of 100 antenna pattern of antenna.
Referring to Fig. 4, in the present embodiment, the feeding network 3 of 1 upper surface of substrate is mutually overlapped with the feeding network 3 of 1 lower surface of substrate
It closes, the dricetor element 5 of 1 lower surface of dricetor element 5 and substrate of 1 upper surface of substrate is approximate to be overlapped, and is arranged in 1 lower surface of substrate
Interconnecting piece 35 and to be disposed on the substrate the interconnecting piece 35 on surface be distributed in mirror image, to be matched with oscillator unit 20.
The antenna 100 of the embodiment of the present invention is connected by feeder line with external equipment.Specifically, the inner core connecting substrate of feeder line
The feeding network 3 of 1 side, the feeding network 3 of the outer conductor connecting substrate other side of feeder line, connection type is simply, conveniently.This reality
It applies in example, the distributing point 31 of antenna 100 is connected with feeder line.Optionally, the feedback of the distributing point 31 and its lower surface of 1 upper surface of substrate
Electricity point 31 is connected to by same via, and the inner core of the feeder line wears the distributing point that the via is welded on 1 upper surface of the substrate
On 31, the outer conductor of the feeder line is directly welded at the distributing point 31 of 1 lower surface of the substrate, and external equipment passes through feeder line and day
Line connects, and the signal transmission to be generated external equipment using feeding network 3 is to each oscillator unit 20, by each oscillator unit 20
Launch, realizes the signal transmission function of antenna 100；Or the letter for being received each oscillator unit 20 using feeding network 3
It number is transferred to external equipment, realizes signal receiving function.Optionally, the feeder line is coaxial cable.
In some embodiments, antenna 100 can also be active antenna, and referring to Fig. 5, the antenna 100 further includes putting
Big circuit 8, the amplifying circuit 8 are connect by feeder line with distributing point 31, and the signal for being received to antenna 100 is put
Greatly.Optionally, amplifying circuit 8 can be by amplified signal transmission to external equipment, wherein external equipment can be with signal
Circuit of processing capacity, such as analyzing device, processor etc..The present embodiment is by being arranged amplifying circuit 8 so that 100 shape of antenna
At active antenna, it is convenient for subsequent signal resolution.Specifically, the amplifying circuit 8 is that (i.e. LNA amplifies low noise amplifier circuit
Circuit, full name in English：Low Noise Amplifier) or other kinds of amplifying circuit.
In the present embodiment, the antenna 100 further includes mounting plate 9, is used for dead earth plate 4 and amplifying circuit 8.Specifically
The earth plate 4 is installed in the side on ground, the mounting plate 9, and the amplifying circuit 8 is installed in the other side.Wherein the substrate 1 is set to
Side of the earth plate 4 far from mounting plate 9, to prevent amplifying circuit 8 to interference caused by oscillator unit 20.
And referring to Fig. 5, the side far from earth plate 4 on the mounting plate 9 is additionally provided with fixed part 10, for antenna 100
It is fixed, convenient for antenna 100 to be fixed in the fixed equipment of antenna.
It should be noted that in the embodiment of the present invention, the position of the upper and lower surface of substrate 1 is interchangeable, i.e., by base
The upper surface of plate 1 is arranged towards earth plate 4, and the lower surface of substrate 1 is arranged away from earth plate 4, and antenna 100 passes through feeder line and outside
When equipment is connected, the feeding network 3 of 1 lower surface of inner core connecting substrate of feeder line, 1 upper surface of outer conductor connecting substrate of feeder line
Feeding network 3.
In the present embodiment, the substrate 1 can be ceramic layer or plastic layer.Optionally, the dipole 2, the feed
The both sides that double-sided copper-clad technique is printed onto the substrate 1 can be used in network 3 and the dricetor element 5, easy to process.
Currently, the design of directional aerial is usually that the substrate 1 equipped with dipole 2 and feeding network 3 is vertical with earth plate 4
It is arranged or is obliquely installed.In the present embodiment, be arranged and be spaced preset distance when earth plate 4 and substrate 1 are flat, earth plate 1 with
It is air layer between substrate so that the performance of antenna 100 is more preferably.Specifically, reflecting plate of the earth plate 4 as antenna 100 is put down
Row is placed the radiation that can be equably generated in all directions to antenna 100 and is reflected so that antenna 100 has orientation
Property, increase the gain of antenna 100, long distance of signal transmission.Optionally, the earth plate 4 is metallic plate, such as aluminium sheet, steel plate
Or alloy sheets etc..Preferably, the earth plate 4 is aluminium sheet.
To make antenna 100 that there is preferably directionality, in some instances, referring to Fig. 3, the area of the earth plate 4
More than the area of substrate 1, pass through the reflex of earth plate 4 so that signal transmits letter towards away from the direction of the substrate 1
Number, to realize the directionality of antenna 100.In some other example, the area of the earth plate 4 is equal to the area of substrate 1,
It can also ensure that antenna 100 has preferably directionality while antenna 100 is sized to smaller.
For the fixation for realizing between substrate 1 and earth plate 4, so that earth plate 4 can be maintained at apart from the earth plate 4
At preset distance H, so that the performance of antenna 100 remains optimal, while ensureing that antenna 100 normally can be captured and be transmitted
Signal, the substrate 1 are connect with the earth plate 4 by connector 7.
In certain embodiments, the connector is insulated connecting piece.Optionally, the material of the insulated connecting piece is modeling
Material or other isolation materials, the embodiment of the present invention are not defined the material of the insulated connecting piece, any isolation material
It all belongs to the scope of protection of the present invention.
In certain embodiments, the connector 7 can be metal connecting piece, and the present invention does not have the material of metal connection
Body limits.But it should be recognized that the position of metal connecting piece on substrate 1 is away from oscillator unit 20,3 and of feeder network
The installation position of dricetor element 5 on substrate 1, to prevent metal connecting piece from influencing the performance of antenna.
In conjunction with Fig. 1, Fig. 2 and Fig. 4, the substrate 1 is equipped with fixed part 6, and the earth plate 4 is equipped with and the fixed part
The fixing end of 6 cooperations.Optionally, the fixed part 6 and the fixing end can be mounting hole, buckling groove or other fixed knots
Structure.
In certain embodiments, the fixed part 6 and the fixing end are mounting hole, and one end of the connector 7 is inserted
It is connected in the fixed part 6, the other end is plugged in the fixing end, to which earth plate 4 is stably maintained at the substrate 1
At the preset distance H of side, and then maintain the Performance optimization of antenna 100.
In certain embodiments, the fixed part 6 and the fixing end are buckling groove, one end card of the insulation connection
It is connected on the fixed part 6, the other end is connected in the fixing end, to which earth plate 4 is stably maintained at the substrate 1
At the preset distance H of side, and then maintain the Performance optimization of antenna 100.
For further such that the earth plate 4 can be steadily set at 1 preset distance H of the substrate, to maintain
The Performance optimization of antenna 100, the fixed part 6 at least two, the fixing end also at least two, at least two fixations
Portion 6 and at least two fixing end corresponding matchings, by increasing the link position between earth plate 4 and substrate 1, to ensure
The stability connected between earth plate 4 and substrate 1.Optionally, at least two fixed parts 6 and at least two fixing ends
Dispersed distribution is on the substrate 1 and earth plate 4 respectively.Preferably, at least two fixed parts 6 are generally evenly distributed in described
On substrate 1, for example, at least two fixed parts 6 are evenly distributed on the surrounding at 1 center of the substrate.Correspondingly, at least two
A fixing end is also generally evenly distributed on the ground connection.
In the present embodiment, the preset distance H is adjustable, for example, the preset distance H can be according to working frequency (i.e.
Transmit the frequency of signal), antenna pattern, one kind in return loss or multiple determine.Preferably, the preset distance
H according to the working frequency of signal, antenna pattern, return loss this three because usually determining, to balancing work frequency, radiation side
Xiang Tu, return loss ensure the optimization of 100 performance of antenna, to meet the needs of users.Optionally, the preset distance H
For 12mm (units：Millimeter), i.e., distance of the antenna 100 in its signal transmission direction is 12mm, and thickness is smaller, antenna 100
Section is low.
In the present embodiment, the earth plate 4 and the substrate 1 are disposed in parallel to ensure the property of entire antenna 100
It can be able to maintain that in optimal state, also, structure is relatively simple, the connection between substrate 1 and earth plate 4 is more convenient.
It is the return loss of the antenna 100 of the embodiment of the present invention, wherein the antenna 100 that sampled in Fig. 6 exists referring to Fig. 6
Gain at tetra- samples of 2.2464GHz, 2.5649GHz, 5.3527GHz and 6.4317GHz, shows the port of the antenna 100
Matching properties are preferable.
Referring to Fig. 7 A be the embodiment of the present invention antenna 100 be located at 2.4GHz master/cross polarization (phi=0/90 °, phi
Represent parameter, unit：Degree) antenna pattern, Fig. 7 B are that the antenna 100 of the embodiment of the present invention is located at master/cross-pole of 5.8GHz
Change (phi=0/90 °) antenna pattern, it can be seen that the main lobe of the antenna 100, which is directed toward, to be defined, and back lobe is small, and antenna performance is excellent
It is good, while antenna has higher main crossings polarization ratio, in main lobe direction ＞ 30dB (units：Decibel).
It is noted that the antenna 100 of the present embodiment may be applicable to transmitting signal or collect mail number system in, example
Such as, the ground control system, UAV system, the control system of robot of unmanned plane or the control system etc. of remote-control car.
Embodiment two
In conjunction with Fig. 8, Fig. 9 and Figure 10, the embodiment of the present invention also provides a kind of signal handling equipment of unmanned plane, for nothing
The man-machine signal transmission link between its ground control equipment is monitored, and information is supervised to obtain unmanned plane in real time, with
Convenient for finding black winged unmanned plane in time or being recorded to black winged event.Specifically, the signal processing of the unmanned plane is set
The standby fixed equipment 300 for including antenna 100, receiving path 200 and antenna.Wherein, the antenna 100 is for receiving unmanned plane
What is sent includes the signal of unmanned plane supervision information, in the present embodiment, the antenna 100 be it is multiple, mutiple antennas 100 be along
The fixed equipment 300 of antenna is circumferentially disposed, in order to antenna 100 get unmanned plane transmission include unmanned plane supervise information
Signal.The receiving path 200 for being parsed to the signal that antenna receives to obtain the supervision information of unmanned plane, from
And realize the monitoring to unmanned plane during flying.The wherein described unmanned plane supervision information may include the ID (identification number) of unmanned plane, fly
Row flight path, height, speed, position (such as latitude and longitude information) and course etc..In the present embodiment, according to the radiation side of antenna 100
To the characteristic of figure, the position of mutiple antennas 100 being fixed in the fixed equipment 300 of antenna is laid out, by more
The circular layout of a antenna 100 realizes that omnidirectional covering is monitored, and dead angle is monitored to reduce, efficient, the satisfaction prison of monitoring
Listen demand.
Referring to Figure 11, the equipment further includes multiple combiners 400, and the receiving path 200 is multiple, each reception
Access 200 is connect with one in the multiple combiner 400.In the present embodiment, each in multiple combiners 400 is used
(what i.e. unmanned plane was sent includes that unmanned plane is supervised to the signal that the antenna 100 of predetermined number receives in mutiple antennas 100
The signal of pipe information) it is synthesized, to be integrated to circuit so that device structure is simple and at low cost.Also, it is multiple to connect
Each in access 200 is received for being parsed to the signal after synthesis to obtain the supervision information of unmanned plane, to identify
Go out unmanned plane supervision information.Specifically, each in the multiple combiner 400 is used for being set backwards in mutiple antennas 100
The signal that two antennas 100 set receive is synthesized.Fixed equipment in antenna is set due to two antennas 100
Position on 300 closer to, the degree of coupling of the antenna pattern between the two antennas is bigger, using combiner 400 to this two
After the signal of a antenna 100 received is synthesized, the possibility that antenna pattern generates distortion is bigger, therefore, this
Each combiner 400 is used to connect two antennas 100 backwards to setting in embodiment.
The present embodiment, the receiving path 200 include the analyzing device of various communications protocols, the parsing of various communications protocols
Equipment is for parsing to obtain analysis result antenna received signal, wherein the analyzing device of the various communications protocols
At least one of the analyzing device of communication protocol analysis result include unmanned plane supervision information.Specifically, due to unmanned plane
It carries out communicating communication protocol used between its ground control equipment being wifi agreements, SDR agreements (English：
Software Defined Radio, Chinese name：Wireless communication protocol based on software definition) or custom protocol, therefore
In order to parse the signal for supervising information including unmanned plane sent with different agreement, therefore receiving path 200 may include a variety of associations
The analyzing device of view, the signal for the unmanned plane that effectively identification is sent using different communication protocol in this way.
In the present embodiment, the antenna 100 in the signal handling equipment of unmanned plane may be selected to be the antenna of above-described embodiment one
Or other antenna structures.In one specifically realization method, the antenna 100 in the signal handling equipment of unmanned plane is selected as
The active antenna of embodiment one is stated, what the signal including unmanned plane supervision information that unmanned plane is sent generated in combiner 400
Loss can carry out effective compensation by the amplifying circuit 8 of active antenna.
In conjunction with Fig. 9, Figure 10 and Figure 11, in one embodiment, the fixed equipment 300 of the antenna is fixed link, institute
It is four to state antenna 100, and the combiner 400 is two, and the receiving path 200 is also two.Wherein, four antennas 100
Be evenly distributed on the circumferential direction of fixed link, and in four antennas 100, one of which backwards to place two antennas 100 with two
One in combiner 400 is connected, another group backwards to two antennas 100 placed with another in two combiners 400
It is connected, each combiner 400 is connected with corresponding receiving path 200, according to the characteristic of the antenna pattern of antenna 100, to more
The fixed position of a antenna 100 is laid out, and by the circular layout to four antennas 100, it is right in the horizontal direction to realize
The omnidirectional covering of the carry out of unmanned plane signal is monitored, and dead angle is monitored to reduce, monitoring it is efficient, meet monitoring demand.
Referring to Figure 12 A and Figure 12 B, respectively double antenna 100 is (i.e. at circumferentially fixed two of the fixed equipment of antenna 300
Antenna 100) 2.4GHz frequency range and 5.8GHz frequency range antenna pattern, increase 3dB active gain compensation, show
The symmetry of the antenna pattern of antenna 100 is preferable.
See Figure 13 A and Figure 13 B, respectively four antennas 100 are (i.e. in circumferentially fixed four days of the fixed equipment of antenna 300
Line 100) 2.4GHz frequency range and 5.8GHz frequency range antenna pattern, increase 3dB active gain compensation, show day
The symmetry of the antenna pattern of line 100 is preferable.
In the description of the present invention, "upper", "lower", "front", "rear", "left", "right" should be understood as from top to bottom successively
Substrate 1 and earth plate 4 are formed by "upper", "lower", "front", "rear", the "left", "right" direction of antenna 100.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.The terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or equipment including a series of elements includes not only those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or equipment institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including institute
State in the process, method, article or equipment of element that there is also other identical elements.
The signal handling equipment for being provided for the embodiments of the invention antenna and unmanned plane above is described in detail, this
Specific case is applied in text, and principle and implementation of the present invention are described, the explanation of above example is only intended to
It facilitates the understanding of the method and its core concept of the invention；Meanwhile for those of ordinary skill in the art, think of according to the present invention
Think, there will be changes in the specific implementation manner and application range, in conclusion the content of the present specification should not be construed as pair
The limitation of the present invention.
Claims (30)
1. a kind of antenna, including substrate, multiple dipoles, feeding network and the earth plate of printing on the substrate, feature
It is, the antenna further includes on the substrate and the dricetor element to coordinate with the feeding network, the dipole
Attached bag include be arranged the substrate side oscillator unit and the oscillator unit in the substrate other side is set, shake wherein described
Subelement includes the first oscillator and the second oscillator；
The feeding network is connect with each oscillator unit；
The substrate is arranged in parallel with the preset distance in earth plate interval.
2. antenna according to claim 1, which is characterized in that the oscillator unit includes first oscillator and two the
Two oscillators.
3. antenna according to claim 1 or 2, which is characterized in that the length of first oscillator is shaken more than described second
The length of son.
4. antenna according to claim 2 or 3, which is characterized in that described two second oscillators are symmetrically disposed in first
The both sides of oscillator.
5. antenna according to claim 4, which is characterized in that first oscillator includes the first main part and the first bending
Portion, two the second oscillators are symmetrically disposed in the both sides of the first main part.
6. antenna according to claim 5, which is characterized in that first bending part is arranged the one of the first main part
End, two the second oscillators are symmetrically disposed in the other end of first main part.
7. antenna according to claim 6, which is characterized in that one end of first main part is vertically connected to first
The middle part of bending part.
8. according to claim 5-7 any one of them antennas, which is characterized in that second oscillator include the second main part and
Second bending part, wherein one far from the first bending part is arranged on the first main part in the second main part of two the second oscillators
End, and the first main part is vertical with the second main part.
9. antenna according to claim 8, which is characterized in that second bending part is vertically disposed at the second main part
Upper one end far from the first main part, wherein the second bending part to the first bending part extend.
10. antenna according to claim 1, which is characterized in that the oscillator unit per side, which is arranged in substrate both sides, is in
Axial symmetry is distributed.
11. antenna according to claim 1, which is characterized in that the oscillator unit and substrate being arranged in substrate side are another
The oscillator unit of side is distributed in mirror image.
12. antenna according to claim 1, which is characterized in that the multiple dipole is 4 dipoles.
13. antenna according to claim 1, which is characterized in that the feeding network includes distributing point.
14. antenna according to claim 13, which is characterized in that the feeding network includes for connecting two oscillator lists
First feeder line portion of member, the second feeder line portion for connecting two the first feeder line portions, for connecting the second feeder line portion and distributing point
Third feeder line portion, wherein the second feeder line portion, third feeder line portion line width be more than the first feeder line portion line width.
15. antenna according to claim 14, which is characterized in that the line width at the first feeder line portion both ends is less than the line in the middle part of it
It is wide.
16. antenna according to claim 14, which is characterized in that third feeder line portion one end connects the third feeder line
Portion, the other end connect the distributing point；
The line width that the end of the distributing point is wherein connected in third feeder line portion is less than third feeder line portion other parts
Line width.
17. antenna according to claim 14, which is characterized in that
The third feeder line portion that dricetor element and the same side per side is arranged in substrate both sides is distributed in mirror image.
18. antenna according to claim 13, which is characterized in that further include amplifying circuit, the amplifying circuit passes through feedback
Line is connect with the distributing point, for being amplified to the signal that antenna receives.
19. antenna according to claim 18, which is characterized in that the transmission network of the inner core connecting substrate side of the feeder line
Network, the feeding network of the outer conductor connecting substrate other side of feeder line.
20. antenna according to claim 18, which is characterized in that further include mounting plate,
The earth plate is installed in the side of the mounting plate, and the amplifying circuit is installed in the other side；
The substrate is set to side of the earth plate far from the mounting plate.
21. antenna according to claim 20, which is characterized in that on the mounting plate far from the earth plate side also
Equipped with fixed part, for antenna to be fixed.
22. antenna according to claim 1, which is characterized in that the feeding network includes the company being connect with oscillator unit
Socket part.
23. antenna according to claim 1, which is characterized in that the substrate is connect with earth plate by connector.
24. antenna according to claim 1, which is characterized in that the area of the earth plate is greater than or equal to the face of substrate
Product.
25. antenna according to claim 1, which is characterized in that the preset distance is according to working frequency, radiation direction
Figure, one kind in return loss multiple determine.
26. a kind of signal handling equipment of unmanned plane, which is characterized in that including：
Mutiple antennas, the signal that information is supervised including unmanned plane for receiving unmanned plane transmission；
Receiving path, for being parsed to the signal that antenna receives to obtain the supervision information of unmanned plane；
Wherein, the multiple antenna be along antenna fixed equipment it is circumferentially disposed.
27. equipment according to claim 26, which is characterized in that the equipment further includes：Multiple combiners, wherein institute
It is multiple to state receiving path, each receiving path is connect with one in the multiple combiner；
Each in the multiple combiner, the signal received for the antenna to predetermined number in mutiple antennas into
Row synthesis；
Each in multiple receiving paths, for being parsed to the signal after synthesis to obtain the supervision information of unmanned plane.
28. equipment according to claim 27, which is characterized in that
Each in the multiple combiner, specifically for the institute to being received backwards to two antennas of setting in mutiple antennas
Signal is stated to be synthesized.
29. according to claim 26-28 any one of them equipment, which is characterized in that
The receiving path includes the analyzing device of various communications protocols；
The analyzing device of various communications protocols, for being parsed to antenna received signal to obtain analysis result, wherein institute
The analysis result for stating the analyzing device of at least one of the analyzing device of various communications protocols communication protocol includes unmanned plane prison
Pipe information.
30. according to claim 26-29 any one of them equipment, which is characterized in that
The antenna is claim 1-25 any one of them antennas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010745894.2A CN111883922B (en) | 2017-05-22 | 2017-05-22 | Antenna and unmanned aerial vehicle's signal processing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2017/085325 WO2018213978A1 (en) | 2017-05-22 | 2017-05-22 | Antenna, and signal processing device for unmanned aerial vehicle |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010745894.2A Division CN111883922B (en) | 2017-05-22 | 2017-05-22 | Antenna and unmanned aerial vehicle's signal processing equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108513687A true CN108513687A (en) | 2018-09-07 |
| CN108513687B CN108513687B (en) | 2020-09-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010745894.2A Active CN111883922B (en) | 2017-05-22 | 2017-05-22 | Antenna and unmanned aerial vehicle's signal processing equipment |
| CN201780004594.5A Expired - Fee Related CN108513687B (en) | 2017-05-22 | 2017-05-22 | Antenna and unmanned aerial vehicle's signal processing equipment |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010745894.2A Active CN111883922B (en) | 2017-05-22 | 2017-05-22 | Antenna and unmanned aerial vehicle's signal processing equipment |
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| CN (2) | CN111883922B (en) |
| WO (1) | WO2018213978A1 (en) |
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| CN110416701A (en) * | 2019-08-05 | 2019-11-05 | 西安多小波信息技术有限责任公司 | A kind of air communications antenna system and communication means based on flight attitude perception |
| CN111029719A (en) * | 2019-11-27 | 2020-04-17 | 深圳市道通智能航空技术有限公司 | Antenna and aircraft |
| CN111029791A (en) * | 2019-12-20 | 2020-04-17 | 中国电波传播研究所（中国电子科技集团公司第二十二研究所） | Tightly coupled dipole reflection antenna array |
| CN111987424A (en) * | 2020-08-21 | 2020-11-24 | 福耀玻璃工业集团股份有限公司 | Antenna structure, antenna glass assembly and vehicle |
| WO2021104012A1 (en) * | 2019-11-27 | 2021-06-03 | 深圳市道通智能航空技术股份有限公司 | Antenna and aircraft |
| CN113540764A (en) * | 2021-08-09 | 2021-10-22 | 深圳市道通智能航空技术股份有限公司 | Antenna and unmanned vehicles |
| CN114280367A (en) * | 2021-12-26 | 2022-04-05 | 湖南华诺星空电子技术有限公司 | Unmanned aerial vehicle signal frequency point detection method under complex electromagnetic environment |
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| CN114614255A (en) * | 2020-12-08 | 2022-06-10 | 华为技术有限公司 | Antenna |
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| CN114280367A (en) * | 2021-12-26 | 2022-04-05 | 湖南华诺星空电子技术有限公司 | Unmanned aerial vehicle signal frequency point detection method under complex electromagnetic environment |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN111883922B (en) | 2023-05-30 |
| CN111883922A (en) | 2020-11-03 |
| CN108513687B (en) | 2020-09-01 |
| WO2018213978A1 (en) | 2018-11-29 |
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