CN108172983B - Remote controller - Google Patents
Remote controller Download PDFInfo
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- CN108172983B CN108172983B CN201810157643.5A CN201810157643A CN108172983B CN 108172983 B CN108172983 B CN 108172983B CN 201810157643 A CN201810157643 A CN 201810157643A CN 108172983 B CN108172983 B CN 108172983B
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- antenna
- frequency band
- ground
- microstrip antenna
- microstrip
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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
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- 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
- H01Q9/30—Resonant antennas with feed to end of elongated active element, e.g. unipole
- H01Q9/42—Resonant antennas with feed to end of elongated active element, e.g. unipole with folded element, the folded parts being spaced apart a small fraction of the operating wavelength
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/48—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
- H01Q21/00—Antenna arrays or systems
- H01Q21/29—Combinations of different interacting antenna units for giving a desired directional characteristic
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- 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
- H01Q5/40—Imbricated or interleaved structures; Combined or electromagnetically coupled arrangements, e.g. comprising two or more non-connected fed radiating elements
-
- 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
- H01Q9/0407—Substantially flat resonant element parallel to ground plane, e.g. patch antenna
-
- 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
- H01Q9/0407—Substantially flat resonant element parallel to ground plane, e.g. patch antenna
- H01Q9/0471—Non-planar, stepped or wedge-shaped patch
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Support Of Aerials (AREA)
- Waveguide Aerials (AREA)
Abstract
The invention provides a remote controller. The remote controller includes: the antenna comprises a first frequency band microstrip antenna, a second frequency band microstrip antenna and a shell; the first frequency band microstrip antenna and the second frequency band microstrip antenna are arranged in the shell; the second frequency band microstrip antenna is a patch antenna conformal with the shell. According to the remote controller provided by the invention, the first frequency band microstrip antenna and the second frequency band microstrip antenna are arranged in the shell of the remote controller, and the second frequency band microstrip antenna is conformal with the shell, so that the occupation of the internal space of the remote controller is saved, the requirement of the built-in space size can be met, and the built-in dual-frequency antenna of the remote controller is realized.
Description
Technical Field
The embodiment of the invention relates to the technical field of antennas, in particular to a remote controller.
Background
With the rapid development of wireless communication and the demand of various data services, the antenna design is mainly developed towards miniaturization, multiple frequency bands and wide frequency bands. Microstrip antennas are increasingly used because of their compact structure, small size, light weight, low cost, easy integration with microstrip lines, and the like. The microstrip antenna is formed by attaching a conductor patch on a dielectric substrate with a ground plate, and an electromagnetic field is excited between the conductor patch and the ground plate by feeding a coaxial line to radiate outwards by using a gap.
Because the internal space of the remote controller is smaller and has the effect of metal shielding blocking, the existing dual-frequency antenna can only be arranged outside the remote controller, so that the appearance of the remote controller is not attractive.
Therefore, it is desirable for those skilled in the art to implement a dual-band antenna which is disposed inside a remote controller to solve the problem of space size.
Disclosure of Invention
The embodiment of the invention provides a remote controller, which aims to solve the problem of space size.
In order to solve the above technical problem, an embodiment of the present invention provides the following technical solutions:
in a first aspect, an embodiment of the present invention provides a remote controller, including:
the antenna comprises a first frequency band microstrip antenna, a second frequency band microstrip antenna and a shell;
the first frequency band microstrip antenna and the second frequency band microstrip antenna are arranged in the shell; the second frequency band microstrip antenna is a patch antenna conformal with the shell.
In one possible implementation, the remote control further comprises a first internal ground and a second internal ground;
the first frequency band microstrip antenna comprises: at least one first sub-microstrip antenna; the first sub-microstrip antenna comprises: the antenna comprises a microstrip feeder line, a return ground line, an antenna oscillator arm and a first feed coaxial line; the antenna oscillator arm is respectively connected with the first end of the microstrip feeder line and the first end of the ground return line;
a second end of the ground return line is connected to the first internal ground;
the feed end of the first feed coaxial line is connected with the second end of the microstrip feed line, and the ground end of the first feed coaxial line is connected with the first inner ground;
the second frequency band microstrip antenna includes: at least one second sub-microstrip antenna; the second sub-microstrip antenna comprises: the patch antenna comprises a patch antenna body, an antenna return end and a second feed coaxial line; the feed end of the second feed coaxial line and the first end of the antenna return end are connected with the patch antenna main body; and the grounding end of the second feeding coaxial line and the second end of the antenna return-to-ground end are respectively connected with the second inner ground.
In a possible implementation manner, the first frequency band microstrip antenna is located on an inner wall of the housing;
the patch antenna main body is located on the inner wall and located below the first frequency band microstrip antenna.
In a possible implementation manner, the patch antenna main body is connected to the second internal ground through the antenna ground return end and the second feeding coaxial line, and a preset distance is separated between the patch antenna main body and the second internal ground.
In one possible implementation manner, a battery is arranged in the remote controller; the first inner part is enclosed on the inner wall of the shell;
the second internal ground is disposed below the first internal ground and between the patch antenna body and the battery.
In a possible implementation manner, at least one of the first sub microstrip antennas is two first sub microstrip antennas symmetrically arranged; at least one second sub-microstrip antenna is two symmetrically arranged second sub-microstrip antennas.
In one possible implementation, the patch antenna body is a flexible circuit board (FPC) conformal patch antenna body.
In one possible implementation manner, the first sub microstrip antenna is an inverted F antenna;
the second sub microstrip antenna is a planar inverted-F antenna.
In a possible implementation manner, a printed circuit board PCB is further disposed in the remote controller; the first internal ground is connected with a main board ground of the PCB;
the second internal is connected to the battery.
In a possible implementation manner, the first frequency band microstrip antenna is a 900MHz microstrip antenna;
the second frequency band microstrip antenna is a 2.4GHz microstrip antenna.
The invention provides a remote controller, comprising: the antenna comprises a first frequency band microstrip antenna, a second frequency band microstrip antenna and a shell; the first frequency band microstrip antenna and the second frequency band microstrip antenna are arranged in the shell; the second frequency band microstrip antenna is a patch antenna conformal with the shell, and the first frequency band microstrip antenna and the second frequency band microstrip antenna are arranged inside the shell of the remote controller and conformal with the shell, so that the occupation of the internal space of the remote controller is saved, the requirement of the built-in space size can be met, and the dual-frequency antenna built in the remote controller is realized.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure.
FIG. 1 is a schematic structural diagram of a remote controller according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of another embodiment of a remote controller according to the present invention;
FIG. 3 is a schematic structural diagram of a remote controller according to another embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a remote controller according to another embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a remote controller according to another embodiment of the present invention;
fig. 6 is a first schematic view of scattering parameters of a dual-band microstrip antenna according to an embodiment of the remote controller of the present invention;
fig. 7 is a schematic view of a scattering parameter of a dual-band microstrip antenna according to an embodiment of the remote controller of the present invention;
FIG. 8 shows a 900M antenna pattern of an embodiment of a remote control of the present invention;
fig. 9 shows a 2.4GHz antenna pattern according to an embodiment of the remote controller of the present invention.
Description of reference numerals:
1. a first frequency band microstrip antenna;
2. a second frequency band microstrip antenna;
3. a housing;
31. a first portion;
32. a second portion;
201. a first internal ground;
202. a second internal ground;
301. a microstrip feed line;
302. a ground return wire;
303. an antenna dipole arm;
401. a feeding end of the second feeding coaxial line;
402. a ground terminal of the second feeding coaxial line;
403. a patch antenna body;
404. the antenna returns to the ground.
With the foregoing drawings in mind, certain embodiments of the disclosure have been shown and described in more detail below. These drawings and written description are not intended to limit the scope of the disclosed concepts in any way, but rather to illustrate the concepts of the disclosure to those skilled in the art by reference to specific embodiments.
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
The dual-frequency antenna is arranged in the remote controller, and the remote controller can be applied to remote control of electronic equipment such as unmanned aerial vehicles. The unmanned aerial vehicle in the embodiment of the invention can be applied to military and civil scenes, wherein the civil scenes comprise application scenes such as aerial photography, express transportation, disaster relief, wild animal observation, mapping, news reporting, power inspection and the like.
The technical solution of the present invention will be described in detail below with specific examples. The following several specific embodiments may be combined with each other, and details of the same or similar concepts or processes may not be repeated in some embodiments.
Fig. 1 is a schematic structural diagram of a remote controller according to an embodiment of the present invention. As shown in fig. 1, the remote controller of this embodiment may include:
the antenna comprises a first frequency band microstrip antenna 1, a second frequency band microstrip antenna 2 and a shell 3;
the first frequency band microstrip antenna 1 and the second frequency band microstrip antenna 2 are arranged in a shell 3 of the remote controller;
the second frequency band microstrip antenna 2 is a patch antenna conformal to the housing 3.
Specifically, the second frequency band microstrip antenna is conformal with the shell, so that the occupation of the internal space of the remote controller is saved.
In some embodiments, as shown in fig. 4, the remote control further comprises a first internal ground 201 and a second internal ground 202;
the first frequency band microstrip antenna includes: at least one first sub-microstrip antenna; the first sub-microstrip antenna comprises: a microstrip feed line 301, a return ground line 302, an antenna oscillator arm 303 and a first feed coaxial line; the antenna oscillator arm 303 is respectively connected with a first end of the microstrip feed line 301 and a first end of the ground return line 302;
a second end of the ground return line 302 is connected to the first internal ground 201;
the feed end of the first feed coaxial line is connected with the second end of the microstrip feed line 301, and the ground end of the first feed coaxial line is connected with the first internal ground 201;
the second frequency band microstrip antenna includes: at least one second sub-microstrip antenna; the second sub-microstrip antenna comprises: a patch antenna body 403, an antenna ground return end 404, and a second feed coaxial line; a first end of the feeding end 401 and the antenna ground return end 404 of the second feeding coaxial line is connected to the patch antenna main body 403; a ground terminal 402 of the second feeding coaxial line and a second terminal of the antenna ground return terminal 404 are connected to the second internal ground 202, respectively.
Specifically, as shown in fig. 1, fig. 2, and fig. 3, the first frequency band microstrip antenna may be disposed above the second frequency band microstrip antenna, and both the first frequency band microstrip antenna and the second frequency band microstrip antenna are located inside the housing of the remote controller. The housing of the remote control is divided into two parts, wherein the first part 31 is located above the second part 32, and the first band microstrip antenna may be arranged inside the first part 31. The second portion 32 has a recess formed therein for receiving a battery of the remote control.
In some embodiments, as shown in fig. 3-5, a battery (not shown) is provided within the remote control; the first inner ground 201 is enclosed on the inner wall of the housing;
the second internal ground 202 is disposed below the first internal ground 201 and between the patch antenna body and the battery.
In some embodiments, a Printed Circuit Board (PCB) (not shown) is disposed within the remote controller; the first internal ground 201 is connected with a main board ground of the PCB;
the second internal ground 202 is connected to the battery.
Further, the main board ground of the PCB is connected with the battery.
The PCB is disposed inside the first portion 31 and the battery is disposed inside the second portion 32.
The first frequency band microstrip antenna is attached to the inner wall of the shell of the remote controller.
In some embodiments, as shown in fig. 1-5, the first sub-microstrip antenna is an inverted-F antenna.
Wherein, first sub microstrip antenna includes: a microstrip feed line 301, a return ground line 302, an antenna oscillator arm 303 and a first feed coaxial line; the antenna oscillator arm 303 is respectively connected with a first end of the microstrip feeder line 301 and a first end of the ground return line 302; the second end of the ground return line 302 is connected to the first internal ground 201 of the remote control; the feeding end of the first feeding coaxial line is connected to the second end of the microstrip feeding line 301, and the ground end of the first feeding coaxial line is connected to the first internal ground 201.
As shown in fig. 2, the microstrip feed line 301 and the ground return line 302 are arranged in parallel and perpendicular to the antenna dipole arm 303, forming an inverted F antenna structure.
The microstrip antenna may be in the form of a monopole, and in other embodiments, the microstrip antenna may also be in the form of other antenna structures, such as a monopole, a dipole, a loop antenna, and the like, which is not limited in this respect.
In some embodiments, as shown in fig. 1 to 5, the second sub-microstrip antenna is a planar inverted-F antenna.
Wherein, the second sub microstrip antenna includes: a patch antenna body 403, an antenna ground return end 404, and a second feed coaxial line; a first end of a feeding end 401 and an antenna ground return end 404 of the second feeding coaxial line is connected with the patch antenna main body 403; the second ends of the ground 402 and the antenna return 404 of the second feeding coaxial line are connected to the second internal ground 202 of the remote control, respectively.
Specifically, the patch antenna main body 403 is attached to the inner wall of the housing of the remote controller. An antenna ground return terminal 404 is arranged between the patch antenna main body 403 and the second internal ground 202 of the remote controller, and is used for connecting the patch antenna main body 403 and the second internal ground 202.
The feeding end 401 of the second feeding coaxial line is connected with the patch antenna main body 403; the ground 402 of the second feeding coaxial line is connected to the second internal ground 202 of the remote control.
In some embodiments, the patch antenna body is a Flexible Printed Circuit (FPC) conformal patch antenna body.
FPC is more nimble when pasting the dress, can be with the conformal of the inner wall of casing.
In some embodiments, the first frequency band microstrip antenna is a 900MHz microstrip antenna;
the second frequency band microstrip antenna is a 2.4GHz microstrip antenna.
It should be noted that the first frequency band microstrip antenna and the second frequency band microstrip antenna in the embodiment of the present invention may also operate in other two different frequency bands.
In some embodiments, the housing of the remote controller is made of Polycarbonate (PC).
It should be noted that the shape of the patch antenna body, the position of the second feeding coaxial line and the antenna ground return end in fig. 1 to 5 are only examples, and the present invention is not limited thereto.
The remote controller of the embodiment comprises: the antenna comprises a first frequency band microstrip antenna, a second frequency band microstrip antenna and a shell;
the first frequency band microstrip antenna and the second frequency band microstrip antenna are arranged in the shell; the second frequency band microstrip antenna is a patch antenna conformal with the shell, the dual-frequency antenna comprises two frequency band microstrip antennas which are respectively arranged in the shell of the remote controller, and the second frequency band microstrip antenna is conformal with the shell, so that occupation of the internal space of the remote controller is saved, the requirement of the built-in space size can be met, and the ground return end of the antenna is connected with the internal ground, so that the influence of the environmental interference generated in the remote controller is small, and the dual-frequency antenna built in the remote controller is realized.
On the basis of the above embodiment, further, as shown in fig. 3, the first frequency band microstrip antenna is located on the inner wall of the housing;
the patch antenna main body 403 is located on the inner wall and below the first frequency band microstrip antenna.
In some embodiments, the first frequency band microstrip antenna and the second frequency band microstrip antenna of embodiments of the present invention may be disposed in front of a housing of the remote controller.
Specifically, as shown in fig. 3, the first frequency band microstrip antenna is attached to the inner wall of the casing of the remote controller, and the patch antenna main body 403 of the second frequency band microstrip antenna is also attached to the inner wall of the casing of the remote controller and located below the first frequency band microstrip antenna.
In the above specific embodiment, the patch antenna main body of the second frequency band microstrip antenna is located below the first frequency band microstrip antenna, so that the first frequency band microstrip antenna is guided, and the directional pattern of the first frequency band microstrip antenna is improved.
Based on the above embodiment, in some embodiments, as shown in fig. 2 and fig. 4, the patch antenna main body 403 is connected to the second internal ground 202 through the antenna ground return end 404 and the second feeding coaxial line, and a preset distance is formed between the patch antenna main body 403 and the second internal ground 202.
Specifically, as shown in fig. 2, a second feeding coaxial line may be provided at a lower end edge of the patch antenna body 403, and a ground terminal of the second feeding coaxial line is connected to the second internal ground 202.
An antenna ground return 404 may be disposed on an upper portion of the patch antenna body 403, connected to the second internal ground 202.
In some embodiments, the antenna ground return 404 may be cylindrical such that there is a predetermined distance between the patch antenna body 403 and the second inner ground 202. And a second internal ground 202 between the patch antenna body 403 and the battery of the remote controller, the second internal ground 202 being connected to the battery of the remote controller.
The preset distance is small because the space inside the remote control is limited. Illustratively, the predetermined distance may be 2.75 mm.
Wherein the first inner ground 201 corresponds to the first portion 31 of the housing and the second inner ground 202 corresponds to the second portion 32 of the housing.
In the above specific embodiment, the patch antenna main body is connected to the second internal ground through the antenna ground return end and the second feeding coaxial line, and a preset distance is provided between the patch antenna main body and the second internal ground, so that the second frequency band microstrip antenna is implemented in the casing of the remote controller in a plane close to the metal body in a conformal manner.
In some embodiments, the at least one first sub-microstrip antenna is two symmetrically arranged first sub-microstrip antennas; at least one second sub-microstrip antenna is two symmetrically arranged second sub-microstrip antennas.
Specifically, as shown in fig. 1 and 2, the number of the first sub-microstrip antennas may be two, and the two first sub-microstrip antennas are symmetrically disposed in the housing of the remote controller, so that the performance of the antennas is stable.
The number of the second sub-microstrip antennas can be two, and the two second sub-microstrip antennas are symmetrically arranged in the shell of the remote controller, so that the performance of the antenna is stable.
In some embodiments, the Scattering parameters (S parameters) of the microstrip antenna are shown in fig. 6 and 7, and as can be seen from fig. 6 and 7, the microstrip antenna can operate at 900MHz-930MHz (S11< -8dB) and 2.4GHz-2.5GHz (S11< -10dB), and has bandwidths of 30MHz and 100MHz, respectively, and can satisfy the coverage of the commonly used 900MHz and 2.45GHz bands.
The directional patterns of the antenna are shown in fig. 8 and 9, in fig. 8, line 1 is a directional pattern of an E plane, and line 2 is a directional pattern of an H plane; in fig. 9, line 3 is a pattern of the E plane, and line 4 is a pattern of the H plane. As can be known from the graphs of FIGS. 8 and 9, the antenna is basically a dead ahead area and a dead ahead area below on the maximum radiation defense lines of 900MHz and 2.45GHz, so that the use habit of the remote controller of the unmanned aerial vehicle is met, and the use requirement of the remote controller of the unmanned aerial vehicle is met.
An embodiment of the present invention further provides an unmanned aerial vehicle, where a remote controller of the unmanned aerial vehicle may use the remote controller described in the above embodiment, and the remote controller includes: the antenna comprises a first frequency band microstrip antenna, a second frequency band microstrip antenna and a shell;
the first frequency band microstrip antenna and the second frequency band microstrip antenna are arranged in the shell;
the second frequency band microstrip antenna is a patch antenna conformal with the shell.
The implementation principle and technical effect of the remote controller in this embodiment are similar to those of the foregoing embodiments, and are not described herein again.
Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.
It will be understood that the present disclosure is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.
Claims (8)
1. A remote control, comprising:
the antenna comprises a first frequency band microstrip antenna, a second frequency band microstrip antenna and a shell;
the first frequency band microstrip antenna and the second frequency band microstrip antenna are arranged in the shell; the second frequency band microstrip antenna is a patch antenna conformal with the shell;
the remote control further comprises a first internal ground and a second internal ground;
the first frequency band microstrip antenna comprises: at least one first sub-microstrip antenna; the first sub-microstrip antenna comprises: the antenna comprises a microstrip feeder line, a return ground line, an antenna oscillator arm and a first feed coaxial line; the antenna oscillator arm is respectively connected with the first end of the microstrip feeder line and the first end of the ground return line;
a second end of the ground return line is connected to the first internal ground;
the feed end of the first feed coaxial line is connected with the second end of the microstrip feed line, and the ground end of the first feed coaxial line is connected with the first inner ground;
the second frequency band microstrip antenna includes: at least one second sub-microstrip antenna; the second sub-microstrip antenna comprises: the patch antenna comprises a patch antenna body, an antenna return end and a second feed coaxial line; the feed end of the second feed coaxial line and the first end of the antenna return end are connected with the patch antenna main body; the grounding end of the second feeding coaxial line and the second end of the antenna return end are respectively connected with the second inner ground;
a battery is arranged in the remote controller; the first inner part is enclosed on the inner wall of the shell;
the second internal ground is disposed below the first internal ground and between the patch antenna body and the battery.
2. The remote control of claim 1,
the first frequency band microstrip antenna is positioned on the inner wall of the shell;
the patch antenna main body is located on the inner wall and located below the first frequency band microstrip antenna.
3. The remote controller according to claim 1 or 2,
the patch antenna main body is connected with the second inner ground through the antenna ground return end and the second feeding coaxial line, and a preset distance is arranged between the patch antenna main body and the second inner ground.
4. The remote controller according to claim 1 or 2, wherein at least one of the first sub-microstrip antennas is two symmetrically arranged first sub-microstrip antennas; at least one second sub-microstrip antenna is two symmetrically arranged second sub-microstrip antennas.
5. The remote controller according to claim 1 or 2,
the patch antenna main body is a Flexible Printed Circuit (FPC) conformal patch antenna main body.
6. The remote controller according to claim 1 or 2,
the first sub microstrip antenna is an inverted F antenna;
the second sub microstrip antenna is a planar inverted-F antenna.
7. The remote controller according to claim 2, wherein a printed circuit board PCB is further provided in the remote controller; the first internal ground is connected with a main board ground of the PCB;
the second internal is connected to the battery.
8. The remote controller according to claim 1 or 2,
the first frequency band microstrip antenna is a 900MHz microstrip antenna;
the second frequency band microstrip antenna is a 2.4GHz microstrip antenna.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810157643.5A CN108172983B (en) | 2018-02-24 | 2018-02-24 | Remote controller |
| PCT/CN2018/111728 WO2019161672A1 (en) | 2018-02-24 | 2018-10-24 | Remote control |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810157643.5A CN108172983B (en) | 2018-02-24 | 2018-02-24 | Remote controller |
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| Publication Number | Publication Date |
|---|---|
| CN108172983A CN108172983A (en) | 2018-06-15 |
| CN108172983B true CN108172983B (en) | 2019-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810157643.5A Active CN108172983B (en) | 2018-02-24 | 2018-02-24 | Remote controller |
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| CN (1) | CN108172983B (en) |
| WO (1) | WO2019161672A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108172983B (en) * | 2018-02-24 | 2019-12-31 | 深圳市道通智能软件开发有限公司 | Remote controller |
| CN108767435B (en) * | 2018-08-20 | 2024-02-27 | 深圳市道通智能航空技术股份有限公司 | Antenna and unmanned aerial vehicle |
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| CN102340056A (en) * | 2010-07-19 | 2012-02-01 | 珀洛斯公司 | Multi-band antenna |
| CN106058423A (en) * | 2015-04-08 | 2016-10-26 | 三星电机株式会社 | Antenna apparatus |
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| CN208111672U (en) * | 2018-02-24 | 2018-11-16 | 深圳市道通智能航空技术有限公司 | Remote controler |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108172983B (en) * | 2018-02-24 | 2019-12-31 | 深圳市道通智能软件开发有限公司 | Remote controller |
-
2018
- 2018-02-24 CN CN201810157643.5A patent/CN108172983B/en active Active
- 2018-10-24 WO PCT/CN2018/111728 patent/WO2019161672A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101552807A (en) * | 2008-03-31 | 2009-10-07 | 英华达股份有限公司 | Electronic mechanism with battery device |
| CN102340056A (en) * | 2010-07-19 | 2012-02-01 | 珀洛斯公司 | Multi-band antenna |
| CN106058423A (en) * | 2015-04-08 | 2016-10-26 | 三星电机株式会社 | Antenna apparatus |
| CN106602259A (en) * | 2016-12-19 | 2017-04-26 | 环旭电子股份有限公司 | Antenna module and electronic device |
| CN208111672U (en) * | 2018-02-24 | 2018-11-16 | 深圳市道通智能航空技术有限公司 | Remote controler |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108172983A (en) | 2018-06-15 |
| WO2019161672A1 (en) | 2019-08-29 |
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