CN221150306U - Remote controller antenna, remote controller and unmanned aerial vehicle - Google Patents
Remote controller antenna, remote controller and unmanned aerial vehicle Download PDFInfo
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- CN221150306U CN221150306U CN202322971944.0U CN202322971944U CN221150306U CN 221150306 U CN221150306 U CN 221150306U CN 202322971944 U CN202322971944 U CN 202322971944U CN 221150306 U CN221150306 U CN 221150306U
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- 230000005855 radiation Effects 0.000 claims abstract description 63
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- 239000000758 substrate Substances 0.000 claims abstract description 30
- 230000000712 assembly Effects 0.000 claims description 7
- 238000000429 assembly Methods 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 5
- 229910052802 copper Inorganic materials 0.000 description 5
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- 238000010586 diagram Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of unmanned aerial vehicles and discloses a remote controller antenna, a remote controller and an unmanned aerial vehicle, wherein the remote controller antenna comprises a radiation assembly, a first PCB (printed circuit board) substrate and two high-frequency radiation branches arranged on a first plane of the first PCB substrate, the two high-frequency radiation branches are respectively U-shaped with notches, the directions of the two notches are opposite, and the two high-frequency radiation branches are used for transmitting or receiving signals; the reflection assembly comprises a second PCB substrate and two parasitic branches which are arranged on a second plane of the second PCB substrate at intervals in parallel, wherein the two parasitic branches are respectively in a straight strip shape, and the two parasitic branches are used for guiding the two high-frequency radiation branches to generate the radiation direction of signals. The high-frequency radiation branch joint has the advantages of simple structure, stable radiation performance and stable transmission, and can guide the radiation directions of signals generated by the two high-frequency radiation branches and improve the remote communication distance.
Description
Technical Field
The utility model relates to the technical field of unmanned aerial vehicles, in particular to a remote controller antenna, a remote controller and an unmanned aerial vehicle.
Background
Common unmanned aerial vehicles generally adopt remote controllers to realize remote wireless communication, and the remote controllers use internal remote controller antennas to receive or transmit signals.
In the existing real-time transmission scheme, a copper pipe antenna is adopted as a remote controller antenna. Copper tube antennas have 360-degree omnidirectional radiation in the horizontal direction, and the radiation performance is poor, so that the real-time transmission distance is not far enough. In addition, the tail of the copper pipe antenna is a soft cable, so that each copper pipe antenna has certain deformation, and the deformation further worsens radiation performance, so that transmission is unstable.
Disclosure of Invention
Based on the above, the utility model aims to provide a remote controller antenna which has the advantages of simple structure, stable radiation performance and stable transmission, and can guide the radiation directions of signals generated by two high-frequency radiation branches and improve the remote communication distance.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
A remote control antenna for wireless communication with an unmanned aerial vehicle body, the remote control antenna comprising:
The radiation assembly comprises a first PCB substrate and two high-frequency radiation branches arranged on a first plane of the first PCB substrate, wherein the two high-frequency radiation branches are respectively U-shaped with notches, the directions of the two notches are opposite, and the two high-frequency radiation branches are used for transmitting or receiving signals;
The reflection assembly comprises a second PCB substrate and two parasitic branches which are arranged on a second plane of the second PCB substrate at intervals in parallel, wherein the two parasitic branches are respectively in a straight strip shape, and the two parasitic branches are used for guiding the two high-frequency radiation branches to generate the radiation direction of signals.
In some embodiments, the first plane and the second plane are parallel to each other, are not coplanar, and are spaced apart a fixed distance.
In some embodiments, the radiating element further comprises two feeding elements, which are electrically connected one-to-one with the high frequency radiating branches.
In some embodiments, the first PCB substrate further includes a third plane opposite to the first plane and two conductive hole groups penetrating through the first plane and the third plane, one ends of the two feeding assemblies are respectively and electrically connected to the corresponding high-frequency radiation branches in a one-to-one manner, and the other ends of the two feeding assemblies respectively and electrically penetrate through the corresponding conductive hole groups in a one-to-one manner and are exposed out of the third plane.
In some embodiments, the second PCB substrate further includes a fourth plane facing away from the second plane, the fourth plane facing the third plane.
In some embodiments, the orientation of the two notches is parallel to the direction of extension of the two parasitic branches.
In some embodiments, the high frequency radiating stub is configured to transmit/receive a signal having a center frequency of operation, the length of the parasitic stub is less than one-half wavelength of the center frequency of operation, the length of the radiating stub is less than one-quarter wavelength of the center frequency of operation, and the length of the parasitic stub is twice the length of the high frequency radiating stub.
In some embodiments, in a direction perpendicular to the extending direction, a maximum width of the high-frequency radiating branch is equal to a distance between two opposite edges of the two parasitic branches, the high-frequency radiating branch includes a first end branch, an intermediate connection portion, and a second end branch that are sequentially connected to each other in a perpendicular manner, the first end branch is parallel to the second end branch, the first end branch and the second end branch are elongated with equal widths, a width of the intermediate connection portion is four times a width of the first end branch, and the intermediate connection portion is electrically connected to the corresponding feeding component in one-to-one manner.
A second aspect of the present application provides a remote controller comprising:
a remote controller body; and
The remote controller antenna is arranged on the remote controller body.
A third aspect of the application provides a drone comprising:
an unmanned aerial vehicle main body; and
The remote controller is in wireless communication with the unmanned aerial vehicle main body through the remote controller antenna.
The beneficial effects of the utility model are as follows:
The two high-frequency radiation branches are respectively U-shaped with notches, and the two notches are oppositely arranged; the two parasitic branches are arranged on the second plane of the second PCB substrate at intervals in parallel, are respectively in a straight strip shape, and are used for guiding the radiation directions of signals generated by the two high-frequency radiation branches. The high-frequency radiation branches and the parasitic branches are simple in structure and are respectively arranged on the corresponding first PCB substrate and the second PCB substrate, so that bending deformation is not easy to occur, the structure is stable, the radiation performance is stable, and the transmission is stable; and the reflection effect of the parasitic branches can guide two high-frequency radiation branches to generate the radiation direction of signals, concentrate in a certain direction, specifically can be the direction towards the unmanned aerial vehicle main body, and then the remote communication distance is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following description will briefly explain the drawings needed in the description of the embodiments of the present utility model, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the contents of the embodiments of the present utility model and these drawings without inventive effort for those skilled in the art.
Fig. 1 is a schematic perspective view of a remote control antenna according to an embodiment of the present application;
fig. 2 is a schematic perspective view of a remote control antenna according to an embodiment of the present application;
fig. 3 is a schematic diagram illustrating disassembly of a remote control antenna according to an embodiment of the present application;
Fig. 4 is a schematic diagram comparing a communication range of a remote controller antenna according to an embodiment of the present application with a communication range of a conventional copper tube antenna.
In the figure:
100. A remote control antenna;
1. A radiation assembly; 11. a first PCB substrate; 111. a first plane; 112. a third plane; 12. high-frequency radiation branches; 121. a first end branch; 122. an intermediate connection portion; 123. a second end stub; 13. a feed assembly;
2. A reflective assembly; 21. a second PCB substrate; 211. a second plane; 212. a fourth plane; 22. parasitic knots.
Description of the embodiments
In order to make the technical problems solved by the present utility model, the technical solutions adopted and the technical effects achieved more clear, the technical solutions of the embodiments of the present utility model will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.
In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "left", "right", etc., azimuth or positional relationship are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of description and simplification of operations, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.
Referring to fig. 1 to 4, an embodiment of the present application provides a remote controller antenna 100, the remote controller antenna 100 being for wireless communication with a main body of a drone, the remote controller antenna 100 including a radiation assembly 1 and a reflection assembly 2. The radiation component 1 comprises a first PCB substrate 11 and two high-frequency radiation branches 12 arranged on a first plane 111 of the first PCB substrate 11, wherein the two high-frequency radiation branches 12 are respectively U-shaped with notches, the two notches are oppositely arranged, and the two high-frequency radiation branches 12 are used for transmitting or receiving signals; the reflection assembly 2 includes a second PCB substrate 21 and two parasitic branches 22 disposed on a second plane 211 of the second PCB substrate 21 in parallel with each other, the two parasitic branches 22 are respectively in a straight stripe shape, and the two parasitic branches 22 are used for guiding the radiation directions of the signals generated by the two high-frequency radiation branches 12. In this embodiment, the two high-frequency radiating branches 12 are respectively in a U shape with a notch, and the two notches are arranged in opposite directions, the two parasitic branches 22 are arranged on the second plane 211 of the second PCB substrate 21 in parallel and spaced apart from each other, the two parasitic branches 22 are respectively in a straight stripe shape, and the two parasitic branches 22 are used for guiding the radiation directions of the signals generated by the two high-frequency radiating branches 12. The high-frequency radiation branch 12 and the parasitic branch 22 have simple structures and are respectively arranged on the corresponding first PCB substrate 11 and the second PCB substrate 21, so that the high-frequency radiation branch 12 and the parasitic branch 22 are not easy to bend and deform, and have stable structure, stable radiation performance and stable signal transmission; the reflection of the parasitic branches 22 can guide the radiation direction of the signals generated by the two high-frequency radiation branches 12 to be concentrated in a certain direction, specifically, the direction facing the unmanned aerial vehicle main body, so as to further improve the remote communication distance.
Referring to fig. 1-4, in some embodiments, first plane 111 and second plane 211 are parallel to each other and are not coplanar and are spaced a fixed distance apart, thereby directing the radiation direction of the signals generated by the two high frequency radiation branches 12 by the reflection of parasitic branch 22.
Referring to fig. 1 to 4, in some embodiments, the radiation assembly 1 further includes two feeding assemblies 13, where the feeding assemblies 13 are electrically connected to the high-frequency radiation branches 12 in a one-to-one manner, and the feeding assemblies 13 may adopt an existing feeding structure, which is not described in detail.
Specifically, referring to fig. 1 to 4, in some embodiments, the first PCB substrate 11 further includes a third plane 112 opposite to the first plane 111 and two sets of conductive holes penetrating through the first plane 111 and the third plane 112, one ends of the two feeding components 13 are respectively and electrically connected to the corresponding high-frequency radiation branches 12 in a one-to-one manner, and the other ends of the two feeding components 13 respectively and one-to-one penetrate through the corresponding sets of conductive holes and are exposed out of the third plane 112. Specifically, in some embodiments, referring to fig. 1-4, the second PCB substrate 21 further includes a fourth plane 212 facing away from the second plane 211, the fourth plane 212 facing the third plane 112. The radiation component 1 and the reflection component 2 are separately arranged, so that the interval distance between the radiation component and the reflection component can be flexibly adjusted, and the assembly, the replacement and the maintenance are more flexible.
In some embodiments, referring to fig. 1-4, the two notches are oriented parallel to the direction of extension of the two parasitic knots 22, and are simple in construction, low in cost, and easy to arrange.
In some embodiments, referring to fig. 1-4, the high frequency radiating branch 12 is configured to transmit/receive a signal having a center frequency of operation, the length of the parasitic branch 22 is less than one-half wavelength of the center frequency of operation, the length of the high frequency radiating branch 12 is less than one-fourth wavelength of the center frequency of operation, and the length of the parasitic branch 22 is twice the length of the high frequency radiating branch 12, so as to better receive the signal and concentrate the signal after reflection for transmission toward the area of flight of the unmanned aerial vehicle body, providing a greater communication distance as shown in fig. 4.
In some embodiments, referring to fig. 1-4, in the direction perpendicular to the extending direction, the maximum width of the high-frequency radiating branch 12 is equal to the distance between two opposite edges of the two parasitic branches 22, so that the two parasitic branches 22 have good reflection effects, the high-frequency radiating branch 12 includes a first end branch 121, an intermediate connection portion 122, and a second end branch 123 that are sequentially connected to each other perpendicularly, the first end branch 121 is parallel to the second end branch 123, the first end branch 121 and the second end branch 123 are elongated with equal widths, so that their structures are more symmetrically coordinated, the width of the intermediate connection portion 122 is four times the width of the first end branch 121, the intermediate connection portion 122 is electrically connected to the corresponding feed assembly 13 one-to-one, the structure is simple, and the high-frequency radiating branch 12 can receive or transmit signals through the first end branch 121 and the second end branch 123, and provides a sufficient space area electrically connected to the feed assembly 13 through the intermediate connection portion 122.
In addition, in order to fix the positions of the radiation component 1 and the reflection component 2, in some embodiments, the radiation component may further include two fastening connection plates, and the fastening connection plates are provided with a plurality of fastening slot notches, so that the radiation component 1 and the reflection component 2 may be connected together through the fastening connection plates in a fastening manner, so that the positions are more stable.
In addition, the embodiment of the application also provides a remote controller and an unmanned aerial vehicle, wherein the remote controller comprises a remote controller body and the remote controller antenna 100 in each embodiment, and the remote controller antenna 100 is arranged on the remote controller body. The unmanned aerial vehicle includes unmanned aerial vehicle main part and foretell remote controller, and the remote controller passes through the remote controller antenna 100 that the above-mentioned embodiment provided and unmanned aerial vehicle main part wireless communication. During assembly, the remote control antenna 100 is assembled to the front end of the remote control body in the mode of fig. 1-3, and the radiation assembly 1 is controlled to face the direction facing the unmanned aerial vehicle body.
Note that the above is only a preferred embodiment of the present utility model and the technical principle applied. It will be understood by those skilled in the art that the present utility model is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the utility model. Therefore, while the utility model has been described in connection with the above embodiments, the utility model is not limited to the embodiments, but may be embodied in many other equivalent forms without departing from the spirit or scope of the utility model, which is set forth in the following claims.
Claims (10)
1. A remote control antenna for wireless communication with an unmanned aerial vehicle main body, the remote control antenna (100) comprising:
The radiation component (1) comprises a first PCB substrate (11) and two high-frequency radiation branches (12) arranged on a first plane (111) of the first PCB substrate (11), wherein the two high-frequency radiation branches (12) are respectively U-shaped with notches, the directions of the two notches are opposite, and the two high-frequency radiation branches (12) are used for transmitting or receiving signals;
the reflection assembly (2) comprises a second PCB substrate (21) and two parasitic branches (22) which are arranged on a second plane (211) of the second PCB substrate (21) at intervals in parallel, wherein the two parasitic branches (22) are respectively in a straight strip shape, and the two parasitic branches (22) are used for guiding the radiation directions of signals generated by the two high-frequency radiation branches (12).
2. The remote control antenna according to claim 1, characterized in that said first plane (111) and said second plane (211) are mutually parallel, non-coplanar and spaced apart by a fixed distance.
3. Remote control antenna according to claim 2, characterized in that the radiating element (1) further comprises two feeding elements (13), which feeding elements (13) are electrically connected one-to-one with the high frequency radiating branches (12).
4. A remote control antenna according to claim 3, characterized in that the first PCB substrate (11) further comprises a third plane (112) facing away from the first plane (111) and two sets of conductive holes penetrating through the first plane (111) and the third plane (112), one ends of the two feeding assemblies (13) are respectively and electrically connected to the corresponding high-frequency radiation branches (12) one by one, and the other ends of the two feeding assemblies (13) respectively and one by one penetrate through the corresponding sets of conductive holes and are exposed to the third plane (112).
5. The remote control antenna of claim 4, wherein said second PCB substrate (21) further comprises a fourth plane (212) facing away from said second plane (211), said fourth plane (212) facing said third plane (112).
6. A remote control antenna according to claim 3, characterized in that the two notches are oriented parallel to the extension direction of the two parasitic branches (22).
7. The remote control antenna according to claim 6, characterized in that the high frequency radiating branch (12) is adapted to transmit/receive a signal having an operating center frequency, the length of the parasitic branch (22) is smaller than a half wavelength of the operating center frequency, the length of the high frequency radiating branch (12) is smaller than a quarter wavelength of the operating center frequency, and the length of the parasitic branch (22) is twice the length of the high frequency radiating branch (12).
8. The remote control antenna according to claim 6, characterized in that a maximum width of the high-frequency radiating stub (12) in a direction perpendicular to the extending direction is equal to a distance between two opposite edges of the two parasitic stubs (22), the high-frequency radiating stub (12) includes a first end stub (121), an intermediate connection portion (122), and a second end stub (123) connected to each other perpendicularly in this order, the first end stub (121) is parallel to the second end stub (123), the first end stub (121) and the second end stub (123) are elongated with equal widths, a width of the intermediate connection portion (122) is four times a width of the first end stub (121), and the intermediate connection portion (122) is electrically connected one-to-one with the corresponding feeding assembly (13).
9. A remote control, comprising:
a remote controller body; and
The remote control antenna (100) of any of claims 1-8, disposed in the remote control body.
10. An unmanned aerial vehicle, comprising:
an unmanned aerial vehicle main body; and
The remote control of claim 9, said remote control in wireless communication with a drone body through said remote control antenna (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322971944.0U CN221150306U (en) | 2023-11-03 | 2023-11-03 | Remote controller antenna, remote controller and unmanned aerial vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322971944.0U CN221150306U (en) | 2023-11-03 | 2023-11-03 | Remote controller antenna, remote controller and unmanned aerial vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221150306U true CN221150306U (en) | 2024-06-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322971944.0U Active CN221150306U (en) | 2023-11-03 | 2023-11-03 | Remote controller antenna, remote controller and unmanned aerial vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221150306U (en) |
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2023
- 2023-11-03 CN CN202322971944.0U patent/CN221150306U/en active Active
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