CN206040978U - Antenna and unmanned aerial vehicle - Google Patents
Antenna and unmanned aerial vehicle Download PDFInfo
- Publication number
- CN206040978U CN206040978U CN201621081677.3U CN201621081677U CN206040978U CN 206040978 U CN206040978 U CN 206040978U CN 201621081677 U CN201621081677 U CN 201621081677U CN 206040978 U CN206040978 U CN 206040978U
- Authority
- CN
- China
- Prior art keywords
- antenna
- parasitic element
- frequency range
- parasitic
- radiation direction
- 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.)
- Expired - Fee Related
Links
Landscapes
- Aerials With Secondary Devices (AREA)
Abstract
An embodiment of the utility model provides an antenna and unmanned aerial vehicle, this antenna includes: can be at the antenna element of two at least different frequency channel work, a parasitic element sets up in unmanned aerial vehicle's foot rest, and with antenna element's distance within first predetermined distance, a parasitic element is used for changing the radiation direction of antenna element in first frequency channel, the 2nd parasitic element sets up in unmanned aerial vehicle's foot rest, and with antenna element's distance within the second predetermined distance, the 2nd parasitic element is used for changing the radiation direction of antenna element in the second frequency channel. The interference of metallic structure to the radiation direction of antenna has been avoided through set up a parasitic element and the 2nd parasitic element in the antenna to this embodiment, has improved antenna performance, has optimized the signal receiving and dispatching ability of installing the unmanned aerial vehicle of this antenna.
Description
Technical field
This utility model embodiment is related to communication technical field, more particularly to a kind of antenna and unmanned plane.
Background technology
Critical elements of the antenna as equipment room radio communication, in present compact conformation design, Antenna Design is received
The restriction arrived is also more and more.With developing rapidly for unmanned plane, the compact conformation of antenna is not only needed, size is limited, while
Also need to antenna and there are multiple radiating bands.
In the design of unmanned plane, it is contemplated that outward appearance and functional requirement, complicated metal knot used in unmanned plane is needed
Structure or the structure similar to good conductor, in addition, the structures such as circuit board, electric wire inside unmanned plane, are additionally provided with, but, metal knot
Structure, good conductor structure, circuit board, electric wire etc. all can be impacted to the radiation direction of antenna, cause the antenna pattern of antenna
It is spuious, and then cause the signal transmitting and receiving ability of unmanned plane seriously to reduce.
Utility model content
This utility model embodiment provides a kind of antenna and unmanned plane, to avoid metal structure to the radiation direction of antenna
Interference.
The one side of this utility model embodiment is to provide a kind of antenna, including：
Can be in the antenna element of at least two different frequency ranges work；
First parasitic element, is arranged in the foot rest of the unmanned plane, and pre- first with the distance of the antenna element
Within set a distance, first parasitic element is used for changing radiation direction of the antenna element in the first frequency range；And
Second parasitic element, is arranged in the foot rest of the unmanned plane, and pre- second with the distance of the antenna element
Within set a distance, second parasitic element is used for changing radiation direction of the antenna element in the second frequency range.
The other side of this utility model embodiment is to provide a kind of unmanned plane, including：
Fuselage；
Dynamical system, installed in the fuselage, for providing flying power；
Flight controller, is connected with the dynamical system, and for controlling unmanned plane during flying, the flight controller includes one
Inertial Measurement Unit；
Foot rest；
And described antenna.
Antenna and unmanned plane that the present embodiment is provided, by arranging the first parasitic element and the second parasitic list in antennas
Unit, the first parasitic element be used for eliminating metal structure to antenna element the radiation direction of low-frequency range interference, second is parasitic single
Unit for eliminate metal structure to antenna element the radiation direction of high band interference, it is to avoid spoke of the metal structure to antenna
The interference in direction is penetrated, antenna performance is improve, the signal transmitting and receiving ability of the unmanned plane for being provided with the antenna is optimized.
Description of the drawings
Figure 1A is the schematic diagram of antenna and metal structure in prior art；
Figure 1B is the top view of antenna and metal structure in prior art；
Fig. 1 C be prior art in antenna low-frequency range matching properties；
Fig. 1 D be prior art in antenna high band matching properties；
Fig. 1 E are antenna pattern of the antenna after the radiation direction of low-frequency range is disturbed in prior art；
Fig. 1 F be prior art in antenna high band antenna pattern；
Fig. 1 G add the schematic diagram of a parasitic element for antenna in prior art；
Fig. 1 H add the antenna pattern of high band after parasitic element for antenna in prior art；
The structure chart of the antenna that Fig. 2 is provided for this utility model embodiment；
Antenna pattern of the antenna element that Fig. 2A is provided for this utility model embodiment in low-frequency range；
Antenna pattern of the antenna element that Fig. 2 B are provided for this utility model embodiment in low-frequency range；
Antenna pattern of the antenna element that Fig. 2 C are provided for this utility model embodiment in high band；
Antenna pattern of the antenna element that Fig. 2 D are provided for this utility model embodiment in high band；
The structure chart of the unmanned plane that Fig. 3 is provided for this utility model embodiment.
Reference：
1- antenna 2- metal structure 10- antennas
11- antenna elements 3- the second parasitic elements of the first parasitic element 4-
100- unmanned plane 102- support equipment 104- capture apparatus
106- propeller 107- motor 108- sensor-based systems
110- communication systems 112- earth station 117- electron speed regulators
118- flight controllers 21- solid line 22- imaginary points part 23- phantom line segments part
Specific embodiment
In prior art, the equipment such as unmanned plane, robot, earth station, radio station, base station needs to be provided with for receiving and transmitting signal
Antenna, furthermore, it is contemplated that the equipment such as outward appearance and functional requirement, unmanned plane, robot, earth station, radio station, base station also needs to set
Be equipped with complexity metal structure or the structure similar to good conductor, and metal structure or similar to good conductor structure may
The radiation direction of antenna is impacted, as shown in Figure 1A, structure 1 represents antenna, and the antenna 1 can be operated in multiple frequency ranges, can
Choosing, antenna 1 is operated in two frequency ranges, and a low-frequency range, a high band, structure 2 represent metal structure, with unmanned plane be
Example, the metal structure 2 can be the metal structure of unmanned aerial vehicle body, can be specifically the metal structure of wing section, it is also possible to
It is the metal structure of foot rest part, can also be the metal structure of fuselage other parts.Figure 1B show antenna 1 and metal structure
2 top view, as shown in Figure 1A, metal structure 2 is located at the top of antenna 1, such as upper right side, and 1 one-tenth of metal structure 2 and antenna
Vertical angle, in fig. ib, from terms of depression angle, metal structure 2 has blocked antenna 1.Position relationship shown in Figure 1A and Figure 1B
The simply relative angle of the one kind in antenna and the possible various position relationships of metal structure, practical situation, antenna and metal structure
Degree is not limited to be mutually perpendicular to, and the distance between antenna and metal structure are not limited to fixed value, the length of antenna and metal
The shape of structure is also not limited to as shown in FIG. 1A and 1B.
When antenna and the position relationship of metal structure, during position relationship as shown in FIG. 1A and 1B, antenna is in low-frequency range
And high band has good port match, Fig. 1 C show matching properties of the antenna in low-frequency range, and Fig. 1 D show antenna and exist
The matching properties of high band, the abscissa of Fig. 1 C and Fig. 1 D represent frequency size, and the vertical coordinate of Fig. 1 C and Fig. 1 D represents that echo is damaged
Consumption, according to Fig. 1 C and Fig. 1 D, the frequency at trough is resonant frequency, and the return loss at trough is minimum, thus antenna
Preferably, as shown in Figure 1 C, in the range of low-frequency range such as 2.5-2.55GHz, the matching of antenna is best, in addition, as schemed for matching
Shown in 1D, in the range of high band such as 5.76-5.80GHz, the matching of antenna is best.
But, metal structure can be interfered to antenna, specifically, antenna is caused to do in the radiation direction of different frequency range
Disturb, Fig. 1 F show antenna pattern of the antenna in high band, Fig. 1 E show antenna 1 and are disturbed in the radiation direction of low-frequency range
Antenna pattern afterwards, comparison diagram 1E and Fig. 1 F understand that antenna 1 is partial to 180 degree (- 180 degree) in the radiation direction of low-frequency range
Side.Because the distance substantially half wavelength of antenna element 11 and metal structure 2, therefore antenna 1 is subject to metal structure 2 in high band
Impact it is smaller.
In addition, antenna 1 is likely to be affected by metal structure in the antenna pattern of high band, as shown in Figure 1 G,
The problem that the radiation direction of low-frequency range in Fig. 1 E is disturbed is directed to, on the basis of Figure 1A, the increase by near the antenna 1
Parasitic element 3, the parasitic element 3 can eliminate metal structure 2 to antenna 1 the radiation direction of low-frequency range interference, but introduce
After parasitic element 3, the radiation direction that parasitic element 3 can be to antenna 1 in high band has been disturbed, and is increased for antenna 1 as shown in fig. 1h
Plus after parasitic element 3, antenna pattern of the antenna 1 in high band, as shown in fig. 1h, radiation direction of the antenna 1 in high band
Deflection 180 degree (- 180 degree) side.
As 180 degree (- 180 degree) side has metal structure 2, metal structure 2 is probably the metal knot of unmanned aerial vehicle body
Structure, therefore, antenna 1 metal structure 2 interference in the case of, the radiation of radiation direction and high band of the antenna 1 in low-frequency range
The metal structure of fuselage is partial in direction, and in practical application, if the radiation direction of antenna 1 is partial to the metal structure of fuselage, can
Can cause the decline of 1 performance of antenna.Therefore, in practical application, it is undesirable that the radiation direction deflection interference source of antenna 1, example
Such as metal structure.
For the problems referred to above, this utility model embodiment provides a kind of antenna.The antenna can be applicable to unmanned plane, machine
The equipment such as people, earth station, radio station, base station, the structure chart of the antenna that Fig. 2 is provided for this utility model embodiment, as shown in Fig. 2
Antenna 10 includes：Antenna element 11, the first parasitic element 3 and the second parasitic element 4, in certain embodiments, antenna element 11
At least two frequency ranges can be operated in.In the present embodiment, antenna element 11 can be operated in two frequency ranges, and two frequency ranges can be with first
Frequency range and the second frequency range are distinguished, and first frequency range is two different frequency ranges from second frequency range, and first frequency range can
To be low-frequency range, second frequency range can be high band, or, first frequency range can be high band, second frequency
Section can be low-frequency range.In certain embodiments, first frequency range is partly overlapped with second frequency range.
In addition, as shown in Fig. 2 the expression metal structure of structure 2, by taking unmanned plane as an example, the metal structure 2 can be unmanned plane
The metal structure of fuselage, can be specifically the metal structure, or the metal structure of foot rest part of wing section, can be with
It is the metal structure of fuselage other parts.
The present embodiment is low-frequency range with the first frequency range, as a example by the second frequency range is high band, as shown in Fig. 2 setting in antenna 10
The first parasitic element 3 is equipped with, the first parasitic element 3 can be used to change radiation direction of the antenna element 11 in the first frequency range, therefore,
The present embodiment by introducing the first parasitic element 3 in antenna 10, to eliminate metal structure 2 to antenna element 11 in low-frequency range
The interference of radiation direction.
In addition, as shown in Fig. 2 being additionally provided with the second parasitic element 4 in antenna 10, the second parasitic element 4 can be used to change
Radiation direction of the antenna element 11 in the second frequency range, therefore, the present embodiment by introducing the second parasitic element 4 in antenna 10,
With eliminate metal structure 2 to antenna element 11 the radiation direction of high band interference.
In the present embodiment, the first parasitic element 3 can be arranged on apart from antenna element 11 within the first preset distance
Position.In addition, the present embodiment does not limit the length of the first parasitic element 3, the length of the first parasitic element 3 can be first pre-
Measured length, or, the length of the first parasitic element 3 can according to metal structure 2 to antenna element 11 in the radiation side of low-frequency range
To interference strength determine, it is also possible to according to the first parasitic element 3 to antenna element 11 the radiation direction of low-frequency range mediation
Effect intensity determines.
In certain embodiments, the second parasitic element 4 can be arranged on apart from antenna element 11 the second preset distance it
Interior position, in addition, the length of the second parasitic element 4 can be the second predetermined length, or, the length of the second parasitic element 4
Interference strength that can be according to metal structure 2 to antenna element 11 in the radiation direction of high band determines, it is also possible to according to second
Mediation effect intensity of the parasitic element 4 to antenna element 11 in the radiation direction of high band determines.
As shown in Fig. 2 the first parasitic element 3 and the second parasitic element 4 can be successively set on the dead ahead of antenna element 11,
To reach the interference for offsetting interference and high band of the metal structure to antenna element 11 in low-frequency range.In other embodiments,
Position relationship between one parasitic element 3, the second parasitic element 4 and antenna element 11 can be not limited to position as shown in Figure 2
Relation is put, the first parasitic element 3 can be located at all angles of antenna element 11, and the second parasitic element 4 may be alternatively located at antenna element
11 all angles, specific angle, position can be determined according to practical application request.
In certain embodiments, the first parasitic element 3 and the second parasitic element 4 can be good conductors, such as bonding jumper, metal
Band etc..
In addition, the present embodiment does not limit the shape of the first parasitic element 3 and the second parasitic element 4, in other embodiments,
First parasitic element 3 and the second parasitic element 4 can be strips, and the length of strip can be determined according to said method, long
The width of bar shaped freely can be arranged, and the width of the first parasitic element 3 is different, and which is to antenna element 11 in the radiation side of low-frequency range
To mediation effect intensity would also vary from, the width of the second parasitic element 4 is different, and which is to antenna element 11 in high band
The mediation effect intensity of radiation direction would also vary from.Therefore, the width of the first parasitic element 3 and the second parasitic element 4, can
Arrange with according to the actual requirements.
Fig. 2A show antenna 10 while when introducing the first parasitic element 3 and the second parasitic element 4, antenna element 11 is low
The antenna pattern of frequency range.Compared to Fig. 1 E, radiation direction of the antenna element 11 in low-frequency range, the gain on 0 degree of direction have
Lifted.
When solid line shown in Fig. 2 B is that antenna 10 introduces the first parasitic element 3 and the second parasitic element 4 simultaneously, antenna element 11
In the antenna pattern of low-frequency range；Dotted line shown in Fig. 2 B is not introduced into the first parasitic element 3 and the second parasitic element 4 for antenna 10
When, antenna pattern of the antenna element 11 after the radiation direction of low-frequency range is disturbed.Compared to antenna element 11 in low-frequency range
Radiation direction be disturbed after antenna pattern, after antenna 10 introduces the first parasitic element 3 and the second parasitic element 4, antenna
Radiation direction of the unit 11 in low-frequency range, the gain on 0 degree of direction have been lifted, that is, be partial to 0 degree of direction side, with 180 degree
(- 180 degree) side contrast, and it is obvious to lift effect.
Fig. 2 C show antenna 10 while when introducing the first parasitic element 3 and the second parasitic element 4, antenna element 11 is in height
The antenna pattern of frequency range.Compared to Fig. 1 H, radiation direction of the antenna element 11 in high band, the gain on 0 degree of direction have
Lifted.
When solid line 21 shown in Fig. 2 D is that antenna 10 introduces the first parasitic element 3 and the second parasitic element 4 simultaneously, antenna element
11 high band antenna pattern；Phantom line segments part 23 shown in Fig. 2 D is not introduced into the first parasitic element 3 and second for antenna 10
During parasitic element 4, antenna pattern of the antenna element 11 in high band；Imaginary point part 22 shown in Fig. 2 D is that antenna 10 introduces first
Parasitic element 3, when being not introduced into the second parasitic element 4, antenna pattern of the antenna element 11 in high band.Draw compared to antenna 10
Enter the first parasitic element 3, be not introduced into the second parasitic element 4, antenna 10 introduces the first parasitic element 3 and the second parasitic element simultaneously
When 4, gain of the antenna element 11 on 0 degree of direction has been lifted, and it is obvious to lift effect.
The present embodiment is used for disappearing by arranging the first parasitic element and the second parasitic element, the first parasitic element in antennas
Except metal structure to antenna element the radiation direction of low-frequency range interference, the second parasitic element be used for eliminate metal structure to day
Interference of the line unit in the radiation direction of high band, it is to avoid interference of the metal structure to the radiation direction of antenna, improves day
Linearly energy, optimizes the signal transmitting and receiving ability of the unmanned plane for being provided with the antenna.
This utility model embodiment provides a kind of antenna.The antenna can be applicable to unmanned plane, robot, earth station, radio station,
The equipment such as base station, on the basis of above-described embodiment, antenna element 11, can be with except being operated in two different frequency ranges
It is operated in multiband.The present embodiment is not limited, the respective band limits of multiband.
Optionally, antenna element 11 is operated in two frequency ranges, and two frequency ranges include the first frequency range and the second frequency range, and described
One frequency range is low-frequency range, and second frequency range is high band.In certain embodiments, first frequency range is 2GHz to 3GHz,
Second frequency range is 5.4GHz to 6.2GHz.
In addition, first predetermined length is more than the 1/4 of the low-frequency range wavelength, less than the 1/2 of the low-frequency range wavelength.
Additionally, in other embodiments, first predetermined length more than the high band wavelength 1/4, less than described
The 1/2 of high band wavelength.
In order to the compact conformation of antenna 10 is simple, the first parasitic element 3 is arranged on apart from antenna element 11 substantially 1/10
The position of operating frequency wavelength.
In certain embodiments, the second parasitic element 4 relative to antenna element 11 positions and dimensions by antenna element 11,
First parasitic element 3, interference source such as metal structure 2 determines, as it was previously stated, metal structure 2 affects the radiation of antenna element 11
Direction.
Additionally, antenna element 11 and the first parasitic element 3 can be parasitic by first by fixed structure such as plastic stent connection
Unit 3 is fixed on certain direction relative to antenna element 11, angle or position.Antenna element 11 and the second parasitic element 4 can
By fixed structure such as plastic stent connection, the second parasitic element 4 is fixed on into certain direction relative to antenna element 11, angle
Degree or position.
In certain embodiments, for connecting the fixed structure such as plastic stent of antenna element 11 and the first parasitic element 3,
And the fixed structure such as plastic stent of connection antenna element 11 and the second parasitic element 4 is same fixed structure such as plastics
Frame.
In further embodiments, the fixed structure such as plastics for connecting antenna element 11 and the first parasitic element 3 are propped up
Frame, and the fixed structure such as plastic stent of connection antenna element 11 and the second parasitic element 4 is two fixations independently
Structure such as plastic stent.
In other embodiments, antenna element 11, the first parasitic element 3 and the second parasitic element 4 can be installed in
In the foot rest of unmanned plane.Specifically, first parasitic element 3 and second parasitic element 4 can be installed in described
On the inwall of foot rest.
In the present embodiment, the length of the first parasitic element and the second parasitic element, width flexibly can be arranged, and first is parasitic
Unit is with the angle of antenna element, relative position can be parasitic by flexibly the first parasitic element of setting and second with flexible
Unit, not only can reduce interference of the metal structure to antenna element, post at the same time it can also adjust the first parasitic element and second
Raw unit offsets the effect intensity of interference.
This utility model embodiment provides a kind of unmanned plane.The knot of the unmanned plane that Fig. 3 is provided for this utility model embodiment
Composition, as shown in figure 3, unmanned plane 100 includes：Fuselage, dynamical system, antenna 10, flight controller 118 and foot rest, dynamical system
System is arranged on the fuselage, for providing flying power；Antenna 10 is used for radio communication.Flight controller 118 and dynamical system
Connection, for controlling unmanned plane during flying.Wherein, flight controller 118 includes Inertial Measurement Unit and gyroscope.The inertia is surveyed
Amount unit and the gyroscope are used for detecting acceleration, the angle of pitch, roll angle and yaw angle of the unmanned plane etc..
Dynamical system includes following at least one：Motor 107, propeller 106 and electron speed regulator 117, electron speed regulator
117 are connected with flight controller 118, for 107 turns of the throttle control signal controlled motor sent according to flight controller 118
It is dynamic；Motor 107 is connected with propeller 106, to drive propeller 106 to rotate under the control of electron speed regulator 117.
In addition, as shown in figure 3, unmanned plane 100 also includes：Sensor-based system 108, communication system 110, support equipment 102, bat
Equipment 104 is taken the photograph, wherein, support equipment 102 can be specifically head, and communication system 110 can specifically be included such as above-mentioned embodiment
Described antenna 10.Antenna 10 is for communicating wirelessly with earth station 112.
In certain embodiments, antenna 10 is may be installed in the foot rest of unmanned plane 100.
This utility model embodiment provide unmanned plane 100 10 concrete principle of antenna and implementation with above-mentioned enforcement
Example is similar, and here is omitted.
The present embodiment is used for disappearing by arranging the first parasitic element and the second parasitic element, the first parasitic element in antennas
Except metal structure to antenna element the radiation direction of low-frequency range interference, the second parasitic element be used for eliminate metal structure to day
Interference of the line unit in the radiation direction of high band, it is to avoid interference of the metal structure to the radiation direction of antenna, improves day
Linearly energy, optimizes the signal transmitting and receiving ability of the unmanned plane for being provided with the antenna；In addition, the first parasitic element and the second parasitic list
The length of unit, width flexibly can be arranged, the angle of the first parasitic element and antenna element, relative position can with flexible,
By flexibly arranging the first parasitic element and the second parasitic element, interference of the metal structure to antenna element not only can be reduced,
The effect intensity of interference is offset at the same time it can also adjust the first parasitic element and the second parasitic element.
Those skilled in the art can be understood that, for convenience and simplicity of description, only with above-mentioned each functional module
Division be illustrated, in practical application, can as desired will above-mentioned functions distribution it is complete by different functional modules
Into, will the internal structure of device be divided into different functional modules, to complete all or part of function described above.On
The specific work process of the device of description is stated, the corresponding process in preceding method embodiment is may be referred to, be will not be described here.
Finally it should be noted that：Various embodiments above is only illustrating the technical solution of the utility model, rather than which is limited
System；Although being described in detail to this utility model with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：Which still can be modified to the technical scheme described in foregoing embodiments, or to which part or whole
Technical characteristic carries out equivalent；And these modifications or replacement, do not make the essence of appropriate technical solution depart from this practicality new
The scope of each embodiment technical scheme of type.
Claims (13)
1. a kind of antenna, for unmanned plane, it is characterised in that include：
Can be in the antenna element of at least two different frequency ranges work；
First parasitic element, is arranged in the foot rest of the unmanned plane, and with the distance of the antenna element in the first pre- spacing
Within, first parasitic element is used for changing radiation direction of the antenna element in the first frequency range；And
Second parasitic element, is arranged in the foot rest of the unmanned plane, and with the distance of the antenna element in the second pre- spacing
Within, second parasitic element is used for changing radiation direction of the antenna element in the second frequency range.
2. antenna according to claim 1, it is characterised in that the length of first parasitic element is the first pre- fixed length
Degree.
3. antenna according to claim 2, it is characterised in that the length of second parasitic element is the second pre- fixed length
Degree.
4. antenna according to claim 3, it is characterised in that first parasitic element and the second parasitic element bag
Include metal tape or bonding jumper.
5. antenna according to claim 4, it is characterised in that first parasitic element and second parasitic element
Shape include strip.
6. antenna according to claim 5, it is characterised in that first frequency range is low-frequency range, second frequency range is
High band.
7. antenna according to claim 6, it is characterised in that first frequency range is 2GHz to 3GHz, and described second frequently
Section is 5.4GHz to 6.2GHz.
8. antenna according to claim 7, it is characterised in that first predetermined length is more than the low-frequency range wavelength
1/4, less than the 1/2 of the low-frequency range wavelength.
9. antenna according to claim 8, it is characterised in that first predetermined length is more than the high band wavelength
1/4, less than the 1/2 of the high band wavelength.
10. antenna according to claim 9, it is characterised in that first preset distance substantially operating frequency wavelength
1/10.
11. antennas according to claim 10, it is characterised in that second parasitic element is relative to the antenna element
Positions and dimensions determine that by the antenna element, first parasitic element, interference source the interference source affects the antenna
The radiation direction of unit.
12. antennas according to claim 11, it is characterised in that also include：Fixed structure；
The fixed structure is used for installing the antenna element, first parasitic element and second parasitic element.
13. a kind of unmanned planes, it is characterised in that include：
Fuselage；
Dynamical system, installed in the fuselage, for providing flying power；
Flight controller, is connected with the dynamical system, and for controlling unmanned plane during flying, the flight controller includes an inertia
Measuring unit；
Foot rest；
And the antenna as described in any one of claim 1-12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621081677.3U CN206040978U (en) | 2016-09-26 | 2016-09-26 | Antenna and unmanned aerial vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621081677.3U CN206040978U (en) | 2016-09-26 | 2016-09-26 | Antenna and unmanned aerial vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206040978U true CN206040978U (en) | 2017-03-22 |
Family
ID=58296758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621081677.3U Expired - Fee Related CN206040978U (en) | 2016-09-26 | 2016-09-26 | Antenna and unmanned aerial vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206040978U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019127193A1 (en) * | 2017-12-28 | 2019-07-04 | 深圳市大疆创新科技有限公司 | Antenna and and unmanned aerial vehicle |
| WO2020029438A1 (en) * | 2018-08-10 | 2020-02-13 | 深圳市大疆创新科技有限公司 | Unmanned aerial vehicle |
| CN112904269A (en) * | 2021-01-13 | 2021-06-04 | 西安电子科技大学 | Direction finding method for communication between multi-antenna radio station and unmanned aerial vehicle based on maximum likelihood |
-
2016
- 2016-09-26 CN CN201621081677.3U patent/CN206040978U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019127193A1 (en) * | 2017-12-28 | 2019-07-04 | 深圳市大疆创新科技有限公司 | Antenna and and unmanned aerial vehicle |
| WO2020029438A1 (en) * | 2018-08-10 | 2020-02-13 | 深圳市大疆创新科技有限公司 | Unmanned aerial vehicle |
| CN110914155A (en) * | 2018-08-10 | 2020-03-24 | 深圳市大疆创新科技有限公司 | Unmanned plane |
| CN112904269A (en) * | 2021-01-13 | 2021-06-04 | 西安电子科技大学 | Direction finding method for communication between multi-antenna radio station and unmanned aerial vehicle based on maximum likelihood |
| CN112904269B (en) * | 2021-01-13 | 2023-06-30 | 西安电子科技大学 | Direction finding method for communication between multi-antenna radio station and unmanned aerial vehicle based on maximum likelihood |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107223292B (en) | Antenna and unmanned plane | |
| CN206040978U (en) | Antenna and unmanned aerial vehicle | |
| CN106788874B (en) | A kind of invasion of unmanned plane and tracking interference system and method | |
| US10998946B2 (en) | Minimizing uplink and downlink interference in mobile network connected drones | |
| US20230101733A1 (en) | Adjustable antenna system for unmanned aerial vehicle | |
| CN104808684B (en) | Aircraft precision positioning anchoring system and its positioning anchorage method | |
| Boev | Design and implementation antenna for small UAV | |
| CN111948465A (en) | Airborne ultrashort wave antenna directional diagram UAV auxiliary test system | |
| WO2019228309A1 (en) | Antenna, remote controller of unmanned aerial vehicle, and unmanned aerial vehicle | |
| WO2023016317A1 (en) | Antenna and unmanned aerial vehicle | |
| CN104466351A (en) | Synthesis aperture heat antenna feeder system suitable for large posture changes | |
| CN109216873B (en) | Unmanned aerial vehicle frame, unmanned aerial vehicle and antenna switching method | |
| CN111624414A (en) | Method for assisting in testing antenna directional diagram in large-maneuvering flight state by unmanned aerial vehicle | |
| CN111537807A (en) | Method for assisting in testing antenna directional diagram in large-maneuvering flight state by unmanned aerial vehicle | |
| Sharawi et al. | Performance of an embedded monopole antenna array in a UAV wing structure | |
| CN107634351A (en) | A kind of bimodulus antenna for satellite communication in motion | |
| CN205248449U (en) | Automatic alignment device of millimeter wave double antenna | |
| CN109075432A (en) | A kind of antenna and unmanned plane | |
| CN107004945A (en) | Antenna module and unmanned plane | |
| EP4318801A1 (en) | Antenna, wireless signal processing device and unmanned aerial vehicle | |
| CN115220463A (en) | Method and system for processing positioning interference of formation unmanned aerial vehicles | |
| CN206194947U (en) | Unmanned aerial vehicle | |
| CN206180088U (en) | Unmanned vehicles's frame and unmanned vehicles | |
| CN218415008U (en) | Antenna, wireless signal processing equipment and unmanned aerial vehicle | |
| US11558106B2 (en) | Signal interference mitigation for UAVs |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170602 Address after: 201100 room 1032, building 555, Dongchuan Road, Minhang District, Shanghai, China Patentee after: SHANGHAI FEILAI INFORMATION TECHNOLOGY Co.,Ltd. Address before: 518057 Guangdong province Shenzhen city Nanshan District high tech Zone South Hing a No. 9 Hongkong, Shenzhen building 6 floor Patentee before: SZ DJI TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170322 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |