CN111781883A - Unmanned aerial vehicle remote wireless module control circuit convenient to refit - Google Patents
Unmanned aerial vehicle remote wireless module control circuit convenient to refit Download PDFInfo
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- CN111781883A CN111781883A CN202010856311.3A CN202010856311A CN111781883A CN 111781883 A CN111781883 A CN 111781883A CN 202010856311 A CN202010856311 A CN 202010856311A CN 111781883 A CN111781883 A CN 111781883A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/24—Pc safety
- G05B2219/24215—Scada supervisory control and data acquisition
Abstract
The invention relates to a conveniently-modified unmanned aerial vehicle remote wireless module control circuit, which comprises a sending circuit, a receiving circuit and a mainboard circuit, wherein the sending circuit sends a signal to the receiving circuit, the receiving circuit decodes the received signal and transmits the decoded signal to the mainboard circuit, the mainboard circuit controls the running state of an unmanned aerial vehicle, the sending circuit consists of a user interface and a signal sending circuit, the receiving circuit consists of a decoding chip TA31136F/FN, a phase-shift signal input circuit, an oscillator output circuit and a frequency mixing output circuit, and the mainboard circuit consists of an HT46R47-H single chip microcomputer, a clock circuit, an LED indicator lamp circuit, an expansion interface circuit and a level conversion circuit; the unmanned aerial vehicle remote controller is convenient to assemble, extremely strong in redesignability and strong in signal anti-interference capability, can effectively avoid the frequency of a common unmanned aerial vehicle, and solves the problem that the common unmanned aerial vehicle is easily interfered by other remote controllers.
Description
Technical Field
The invention relates to the technical field of unmanned aerial vehicle wireless control, in particular to a remote wireless module control circuit of an unmanned aerial vehicle, which is convenient to refit.
Background
Unmanned aerial vehicles are widely applied to military, civil and other fields. Have at unmanned aerial vehicle small, the cost is low, advantages such as flexible, unmanned aerial vehicle can accomplish aerial early warning in the war, investigation, function such as auto-explosion attack, civil, unmanned aerial vehicle can accomplish the aerial photograph, environmental monitoring, work such as disaster area search and rescue, even also have very big development space in the express delivery trade, but along with unmanned aerial vehicle technology's development and unmanned aerial vehicle's wide application, the same frequency suppression problem of unmanned aerial vehicle remote control, the serious scheduling problem of signalling receiving interference also comes along with, then unmanned aerial vehicle can't normally take off, then explode the air crash and cause loss of property and dangerous accident, unmanned aerial vehicle's flying distance remote controller receives the restriction of power in addition.
Disclosure of Invention
In view of this, the present invention provides a remote wireless module control circuit of an unmanned aerial vehicle, which is convenient to be modified, to solve the dangerous accidents caused by the problems of signal interference, weak signal transmission capability, etc. during the flight of the unmanned aerial vehicle.
The utility model provides a convenient remote wireless module control circuit of unmanned aerial vehicle of repacking, including transmitting circuit, receiving circuit, mainboard circuit, transmitting circuit sends signal to receiving circuit, receiving circuit decodes the signal received and with the signal transfer to mainboard circuit after decoding, mainboard circuit control unmanned aerial vehicle's running state, transmitting circuit comprises user interface and signal transmission circuit, receiving circuit is by decoding chip TA31136F/FN, phase shift signal input circuit, oscillator output circuit, the mixing output circuit is constituteed, mainboard circuit is by HT46R47-H singlechip, clock circuit, LED pilot lamp circuit, the extension interface circuit, level conversion circuit constitutes.
Furthermore, after receiving a user signal, the user interface transmits the user signal to the signal sending circuit, different signals are released to a crystal oscillator Y2 with the frequency of 41MHz by the triodes Q1 and Q2 through on-off, the signal processed by the crystal oscillator Y2 is changed into a high-frequency signal, the high-frequency signal is transmitted to a transmitting antenna ANT through the cut-off of the triodes Q4, Q5 and Q6 and the cut-off of the high-frequency transformers L4, L5, L7 and L9, and the light-emitting diode D3 is reversely connected with the power supply voltage.
Further, the phase shift signal input circuit receives and processes the signal with specific frequency sent by the sending circuit and transmits the signal to the MININ pin of the decoding chip TA31136F/FN, the receiving antenna ANT transmits the signal to the transistor BF998R after processing the received signal by the high-frequency transformers L12 and L13, the transistor BF998R screens out the signal with specific frequency sent by the sending circuit and transmits the signal to the high-frequency transformer L14, and the signal is input to the MININ pin of the decoding chip TA 31136F/FN.
Furthermore, the oscillator input circuit is composed of an 40.810MHz crystal oscillator Y11, a KTC3880S/AQY triode Q12, a tap high-frequency transformer L15 and a resistance-capacitance device, the 40.810MHz crystal oscillator Y11 converts an electric signal into a high-frequency signal, the high-frequency signal is input to an OSC2 pin of a decoding chip TA31136F/FN through the KTC3880S/AQY triode Q12 and the tap high-frequency transformer L15, and a VCC power supply provides voltage for the oscillator input circuit.
Furthermore, the mixing output circuit is composed of 455KHz oscillator XF1, 455KHz crystal oscillator Y12 and a capacitance-resistance device, wherein the IN end of the oscillator XF1 is connected with the MIXOUT pin of the decoding chip TA31136F/FN, the OUT end is connected with the DEC pin of the decoding chip TA31136F/FN, the first pin of the 455KHz crystal resonator Y12 is connected with the QUAD of the decoding chip TA31136F/FN, the second pin is connected with the IFOUT pin of the decoding chip TA31136F/FN and the second pin is connected with the VCC power supply respectively at the first pin of the VCC power supply and the first pin of the capacitor C16.
Furthermore, a DEC pin of the decoding chip TA31136F/FN is externally connected with a capacitor C13, a VCC pin is connected with a VCC power supply, a polarity capacitor C17, a capacitor C18, an AFOUT end is externally connected with a port V-OUT, and an RSSI port is externally connected with capacitors C14, C15 and a port F1.
Furthermore, the level conversion circuit is composed of a TA75S393 comparator, the level conversion circuit is provided with two paths, the TA75S393 comparator U5 decodes and shapes signals input to the V _ OUT port and inputs the signals to an IN/PWM pin of the HT46R47-H single chip microcomputer, the signals input to the HT46R47-H single chip microcomputer control the oil path, the speed and the direction of the unmanned aerial vehicle, the TA75S393 comparator U6 decodes and shapes signals input to the F1 port and inputs the signals to the IN/PWM pin of the HT46R47-H single chip microcomputer, the signals input to the HT46R47-H single chip microcomputer control the oil path, the speed and the direction of the unmanned aerial vehicle, and the signals input from the V _ OUT port and the F1 port can control the oil path, the speed and the direction of the unmanned aerial vehicle IN a non-interference mode.
Furthermore, the LED indicating lamp circuit comprises a RED and green LED device D1, a green lamp of the RED and green LED device D1 is connected with a GRN/PDO pin of an HT46R47-H single chip microcomputer in the forward direction, a RED lamp of the RED and green LED device D1 is connected with a RED/PA7 pin of the HT46R47-H single chip microcomputer in the forward direction, a negative electrode of the RED and green LED device D1 is grounded, the clock circuit comprises a 4MHz crystal oscillator Y3, two 20P ceramic chip capacitors C29 and C30, and the clock circuit is externally connected with OSC1 and OSC2 pins of the HT46R47-H single chip microcomputer.
Further, the 1 to 8 interfaces of the I/O device D1 of the expansion interface circuit are sequentially connected with the 1, 2, 3, 4, 5, 18, 7 and 8 ports of the HT46R47-H singlechip, the 9 interface of the I/O device is externally connected with a capacitor C25 and a port 9CH, the 10 interface of the I/O device is externally connected with +5V voltage, and the 11 interface of the I/O device is grounded.
Furthermore, the VCC power supply is obtained by filtering and shaping the +5V voltage through a filter capacitor, an inductor and a voltage stabilizing chip U2, the IN pin of the voltage stabilizing chip U2 receives the +5V voltage, the GND pin of the voltage stabilizing chip U2 is grounded, and the voltage output by the OUT pin of the voltage stabilizing chip U2 is the VCC power supply.
This unmanned aerial vehicle's user can assemble unmanned aerial vehicle according to the demand of oneself, the electromagnetic signal that unmanned aerial vehicle transmitting circuit sent and the signal that unmanned aerial vehicle received can carry out corresponding regulation to the sign indicating number, avoid unmanned aerial vehicle to appear being controlled the phenomenon of sign indicating number by other remote controller, unmanned aerial vehicle's transmitting circuit is convenient for disassemble, consequently when the user need install the power amplifier, the user can find the position that the power amplifier will be installed very fast, this unmanned aerial vehicle has good received signal ability and anti radio signal interference ability in addition, the flying distance that has greatly improved unmanned aerial vehicle has good market using value.
Drawings
FIG. 1 is a schematic diagram of a transmit circuit;
FIG. 2 is a schematic diagram of a receiving circuit;
fig. 3 is a schematic diagram of a motherboard circuit.
Detailed Description
The technical features mentioned above are combined with each other to form various embodiments which are not listed above, and all of them are regarded as the scope of the present invention described in the specification; also, modifications and variations may be suggested to those skilled in the art in light of the above teachings, and it is intended to cover all such modifications and variations as fall within the true spirit and scope of the invention as defined by the appended claims.
In order to facilitate an understanding of the invention, the invention is described in more detail below with reference to the accompanying drawings and specific examples. The preferred embodiments of the present invention are shown in the drawings, but the present invention may be embodied in many different forms and should not be construed as being limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for descriptive purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
The present invention will be described in detail with reference to the accompanying drawings.
Embodiment 1:
referring to fig. 1, a transmitting circuit is a main component of the remote controller of the unmanned aerial vehicle, when a user signal is input from a V0 port, the signal is amplified by a transistor Q1 and a transistor Q2 and then is transmitted to a 41MHz crystal oscillator Y2 to generate a highly stable signal, the signal is further subjected to stable shaping and amplification by a transistor Q4, a high-frequency transformer L4, a transistor Q5, a high-frequency transformer L5, a transistor Q6, a high-frequency transformer L7 and a transistor L9 in sequence to transmit a smooth electromagnetic signal to a transmitting antenna ANT, and the transmitting antenna ANT transmits the 41MHz electromagnetic signal to a receiving circuit.
Referring to fig. 2, the receiving circuit receives and matches the signal to ensure the stability of the remote control signal, the phase-shifted signal input circuit receives the filtered radio signal and transmits the filtered signal to the decoding chip TA31136F/FN, the oscillator input circuit inputs 40.81MHz matching code for the decoding chip TA31136F/FN, and when the matching code is successful, the signal is input to the main board circuit.
Referring to fig. 3, the receiving circuit inputs the electrical signal of successful code matching to the V _ OUT terminal of the main board circuit, the signal is input to the HT46R47-H single chip microcomputer through the comparator U5, the oil circuit, the speed and the direction of the unmanned aerial vehicle are controlled, the VCC power supply is obtained by +5V voltage through voltage stabilizing and filtering of the voltage stabilizing chip U2, and the LED indicator light circuit reflects the operating state of the unmanned aerial vehicle.
Embodiment 2:
referring to fig. 1, a transmitting circuit is a main component of the remote controller of the unmanned aerial vehicle, when a user signal is input from a V0 port, the signal is amplified by a transistor Q1 and a transistor Q2 and then is transmitted to a crystal oscillator Y2 of 41MHz to generate a highly stable signal, the signal is further subjected to stable shaping and amplification by a transistor Q4, a high-frequency transformer L4, a transistor Q5, a high-frequency transformer L5, a transistor Q6, a high-frequency transformer L7 and a transistor L9 in sequence to transmit a smooth electromagnetic signal to a transmitting antenna ANT, and the transmitting antenna ANT transmits an electromagnetic signal of 45MHz to a receiving circuit.
Referring to fig. 2, the receiving circuit receives and codes the signal to ensure the stability of the remote control signal, the phase-shifted signal input circuit receives the screened radio signal and transmits the screened signal to the decoding chip TA31136F/FN, the oscillator input circuit inputs 44.81MHz code matching for the decoding chip TA31136F/FN, and when the code matching is successful, the signal is input to the main board circuit.
Referring to fig. 3, the receiving circuit inputs the electric signal of successful code matching to the F1 end of the main board circuit, the signal is input to the HT46R47-H single chip microcomputer through the comparator U6, the oil circuit, the speed and the direction of the unmanned aerial vehicle are controlled, the VCC power supply is obtained by +5V voltage through the voltage stabilizing and filtering of the voltage stabilizing chip U2, and the LED indicator light circuit reflects the operating state of the unmanned aerial vehicle.
Embodiment 3:
referring to fig. 1, a transmitting circuit is a main component of an unmanned aerial vehicle remote controller, when a user signal is input from a V0 port, the signal is amplified by a triode Q1 and a Q2 and then is transmitted to a 41MHz crystal oscillator Y2 to generate a highly stable signal, a power amplifier circuit is additionally connected behind the crystal oscillator Y2 to increase the amplitude of the signal and increase the propagation distance of the signal, the signal sequentially passes through a triode Q4, a high-frequency transformer L4, a triode Q5, a high-frequency transformer L5, a triode Q6, a high-frequency transformer L7 and a L9 to be further stably shaped and amplified, a smooth electromagnetic signal is transmitted to a transmitting antenna ANT, and the transmitting antenna ANT transmits a 64MHz electromagnetic signal to a receiving circuit.
Referring to fig. 2, the receiving circuit receives and codes the signal to ensure the stability of the remote control signal, the phase-shifted signal input circuit receives the screened radio signal and transmits the screened signal to the decoding chip TA31136F/FN, the oscillator input circuit inputs 63.81MHz code matching for the decoding chip TA31136F/FN, and when the code matching is successful, the signal is input to the main board circuit.
Referring to fig. 3, the receiving circuit inputs the electric signal of successful code matching to the F1 end of the main board circuit, the signal is input to the HT46R47-H single chip microcomputer through the comparator U6, the oil circuit, the speed and the direction of the unmanned aerial vehicle are controlled, the VCC power supply is obtained by +5V voltage through the voltage stabilizing and filtering of the voltage stabilizing chip U2, and the LED indicator light circuit reflects the operating state of the unmanned aerial vehicle.
The technical features mentioned above are combined with each other to form various embodiments which are not listed above, and all of them are regarded as the scope of the present invention described in the specification; also, modifications and variations may be suggested to those skilled in the art in light of the above teachings, and it is intended to cover all such modifications and variations as fall within the true spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The utility model provides a long-range wireless module control circuit of unmanned aerial vehicle of convenient repacking, includes transmitting circuit, receiving circuit, mainboard circuit, its characterized in that, transmitting circuit with signal transmission to receiving circuit, receiving circuit decodes the signal of receiving and with the signal transfer after decoding to mainboard circuit, mainboard circuit control unmanned aerial vehicle's running state, transmitting circuit comprises user interface and signal transmission circuit, receiving circuit comprises decoding chip TA31136F/FN, phase shift signal input circuit, oscillator output circuit, mixing output circuit, the mainboard circuit comprises HT46R47-H singlechip, clock circuit, LED pilot lamp circuit, extension interface circuit, level conversion circuit.
2. The conveniently modified unmanned aerial vehicle remote wireless module control circuit as claimed in claim 1, wherein the user interface transmits to the signal transmission circuit after receiving user signal, the transistors Q1, Q2 release different signals to the crystal oscillator Y2 of 41MHz by switching on and off, the signal processed by the crystal oscillator Y2 becomes high frequency signal, the high frequency signal is transmitted to the transmitting antenna ANT by switching on the transistors Q4, Q5 and Q6 and the high frequency transformers L4, L5, L7 and L9, the light emitting diode D3 is connected with the power supply voltage in reverse.
3. The conveniently modified unmanned aerial vehicle long-distance wireless module control circuit as claimed in claim 2, wherein the phase shift signal input circuit receives and processes the signal of specific frequency sent by the sending circuit and transmits the signal to the MININ pin of the decoding chip TA31136F/FN, the receiving antenna ANT transmits the received signal to the transistor BF998R after processing the signal by the high frequency transformers L12 and L13, the transistor BF998R screens out the signal of specific frequency sent by the sending circuit and transmits the signal to the high frequency transformer L14, and the signal is input to the MININ pin of the decoding chip TA 31136F/FN.
4. The remotely-located wireless module control circuit of unmanned aerial vehicle convenient to modify as claimed in claim 3, wherein the oscillator input circuit is composed of 40.810MHz crystal oscillator Y11, KTC3880S/AQY transistor Q12, tapped high frequency transformer L15, and capacitor-resistor component, the 40.810MHz crystal oscillator Y11 converts the electrical signal into high frequency signal, and then the signal is input to OSC2 pin of TA311 31136F/FN of the decoding chip through KTC3880S/AQY transistor Q12 and tapped high frequency transformer L15, and VCC power supply provides voltage for the oscillator input circuit.
5. The conveniently modified remote wireless module control circuit of unmanned aerial vehicle as claimed IN claim 4, wherein the mixer output circuit is composed of 455KHz oscillator XF1 and 455KHz crystal oscillator Y12 and a resistance-capacitance device, the IN terminal of the oscillator XF1 is connected to MIXOUT pin of the decoding chip TA31136F/FN, the OUT terminal is connected to DEC pin of the decoding chip TA31136F/FN, the first pin of the 455KHz crystal resonator Y12 is connected to QUAD pin of the decoding chip TA31136F/FN, the second pin is connected to VCC power supply and the first pin of capacitor C16 is connected to IFOUT pin of the decoding chip TA31136F/FN, the second pin is connected to VCC power supply.
6. The conveniently-modified unmanned aerial vehicle long-distance wireless module control circuit as claimed in claim 5, wherein the DEC pin of the decoding chip TA31136F/FN is externally connected with a capacitor C13, the VCC pin is connected with the VCC power supply, a polar capacitor C17, a capacitor C18, an AFOUT terminal external port V-OUT, and an RSSI port external capacitors C14, C15 and a port F1.
7. The conveniently-modified unmanned aerial vehicle long-distance wireless module control circuit as claimed IN claim 6, wherein the level conversion circuit is composed of a TA75S393 comparator, the level conversion circuit has two paths, the TA75S393 comparator U5 decodes and shapes the signal input to the V _ OUT port and inputs the signal to the IN/PWM pin of the HT46R47-H singlechip, the signal input to the HT46R47-H singlechip controls the oil path, speed and direction of the unmanned aerial vehicle, the TA75S393 comparator U6 decodes and shapes the signal input to the F1 port and inputs the signal to the IN/PWM pin of the HT46R47-H singlechip, the signal input to the HT46R47-H singlechip controls the oil path, speed and direction of the unmanned aerial vehicle, the signal input from the V _ OUT port and the signal input from the F1 port can be noninterfered with each other to control the oil path of the unmanned aerial vehicle, Speed and direction.
8. The remotely located wireless module control circuit of claim 7, wherein said LED indicator light circuit comprises a RED and green LED device D1, a green light of said RED and green LED device D1 is connected to a GRN/PDO pin of said HT46R47-H single chip microcomputer, a RED light of said RED and green LED device D1 is connected to a RED/PA7 pin of said HT46R47-H single chip microcomputer, a negative electrode of said RED and green LED device D1 is connected to ground, said clock circuit comprises a 4MHz crystal oscillator Y3, two 20P ceramic chip capacitors C29, C30, and said clock circuit is externally connected to OSC1, OSC2 pins of said HT46R47-H single chip microcomputer.
9. The conveniently-modified unmanned aerial vehicle long-distance wireless module control circuit according to claim 8, wherein 1 to 8 interfaces of an I/O device D1 of the expansion interface circuit are sequentially connected with 1, 2, 3, 4, 5, 18, 7 and 8 ports of the HT46R47-H single chip microcomputer, a 9 interface of the I/O device is externally connected with a capacitor C25 and a port 9CH, a 10 interface of the I/O device is externally connected with +5V voltage, and an 11 interface of the I/O device is grounded.
10. The conveniently-modified unmanned aerial vehicle long-distance wireless module control circuit according to claim 9, wherein the VCC power supply is obtained by filtering and shaping +5V voltage through a filter capacitor, an inductor and a voltage stabilizing chip U2, the IN pin of the voltage stabilizing chip U2 receives +5V voltage, the GND pin of the voltage stabilizing chip U2 is grounded, and the voltage output by the OUT pin of the voltage stabilizing chip U2 is the VCC power supply.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010856311.3A CN111781883A (en) | 2020-08-24 | 2020-08-24 | Unmanned aerial vehicle remote wireless module control circuit convenient to refit |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010856311.3A CN111781883A (en) | 2020-08-24 | 2020-08-24 | Unmanned aerial vehicle remote wireless module control circuit convenient to refit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112527020A (en) * | 2020-11-30 | 2021-03-19 | 汕头大学 | Target capture control method and system based on group robots |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1462511A (en) * | 2000-07-21 | 2003-12-17 | 天工方案公司 | System and apparatus for direct conversion receiver and transmitter |
| CN203151485U (en) * | 2012-10-31 | 2013-08-21 | 佛山市顺德区瑞德电子实业有限公司 | Improved wireless transmitting/receiving module |
| CN104841142A (en) * | 2014-02-18 | 2015-08-19 | 上海九鹰电子科技有限公司 | Remote control model airplane |
| CN105182993A (en) * | 2015-07-29 | 2015-12-23 | 深圳一电科技有限公司 | Flight control method and device |
| CN206594810U (en) * | 2017-02-24 | 2017-10-27 | 北方天途无人机科技成都有限公司 | The rf board of unmanned plane and the rf board of remote control |
-
2020
- 2020-08-24 CN CN202010856311.3A patent/CN111781883A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1462511A (en) * | 2000-07-21 | 2003-12-17 | 天工方案公司 | System and apparatus for direct conversion receiver and transmitter |
| CN203151485U (en) * | 2012-10-31 | 2013-08-21 | 佛山市顺德区瑞德电子实业有限公司 | Improved wireless transmitting/receiving module |
| CN104841142A (en) * | 2014-02-18 | 2015-08-19 | 上海九鹰电子科技有限公司 | Remote control model airplane |
| CN105182993A (en) * | 2015-07-29 | 2015-12-23 | 深圳一电科技有限公司 | Flight control method and device |
| CN206594810U (en) * | 2017-02-24 | 2017-10-27 | 北方天途无人机科技成都有限公司 | The rf board of unmanned plane and the rf board of remote control |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112527020A (en) * | 2020-11-30 | 2021-03-19 | 汕头大学 | Target capture control method and system based on group robots |
| CN112527020B (en) * | 2020-11-30 | 2023-07-25 | 汕头大学 | Target trapping control method and system based on group robot |
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Application publication date: 20201016 |