CN108508915A - A kind of multi-rotor aerocraft automatic control system and its control method - Google Patents

A kind of multi-rotor aerocraft automatic control system and its control method Download PDF

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Publication number
CN108508915A
CN108508915A CN201810283213.8A CN201810283213A CN108508915A CN 108508915 A CN108508915 A CN 108508915A CN 201810283213 A CN201810283213 A CN 201810283213A CN 108508915 A CN108508915 A CN 108508915A
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control
flight
control signal
signal generator
program
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CN201810283213.8A
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Inventor
梁宵
陈国栋
沈茂先
赵诗柔
刘诗涵
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Shenyang Aerospace University
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Shenyang Aerospace University
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Priority to CN201810283213.8A priority Critical patent/CN108508915A/en
Publication of CN108508915A publication Critical patent/CN108508915A/en
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    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05DSYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D1/00Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots
    • G05D1/10Simultaneous control of position or course in three dimensions
    • G05D1/101Simultaneous control of position or course in three dimensions specially adapted for aircraft
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05DSYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D1/00Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots
    • G05D1/0011Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots associated with a remote control arrangement
    • G05D1/0016Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots associated with a remote control arrangement characterised by the operator's input device
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05DSYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D1/00Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots
    • G05D1/08Control of attitude, i.e. control of roll, pitch, or yaw
    • G05D1/0808Control of attitude, i.e. control of roll, pitch, or yaw specially adapted for aircraft

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Computing Systems (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Toys (AREA)

Abstract

The invention belongs to multi-rotor aerocraft control fields, and in particular to a kind of multi-rotor aerocraft automatic control system and its control method, affiliated control system include:State of flight controller, control signal generator, wireless receiver, user's side controller and sensor;The control method, including:1) the control program of User Exploitation is loaded in control signal generator;2) control signal generator realizes signal imitation function by signal imitation program;3) control signal generator controls program by flight and controls state of flight controller, realizes autonomous flight function;4) control signal generator controls the interaction function that program realizes the multi-rotor aerocraft and the sensor according to the transducing signal of sensor by flight.The present invention makes to simplify program development work, realizes the popular purpose of product.

Description

A kind of multi-rotor aerocraft automatic control system and its control method
Technical field
The invention belongs to multi-rotor aerocraft control fields, and in particular to a kind of multi-rotor aerocraft automatic control system and Its control method.
Technical background
The application field of multi-rotor aerocraft is very extensive at present, and the producer for producing multi-rotor aerocraft is also very much, due to The algorithm of the state of flight controller of multi-rotor aerocraft is sufficiently complex, and big, the time-consuming more, control effect of difficulty of independent research is not It is good, want to realize that autonomous flight is even more extremely difficult.Therefore, most of user using multi-rotor aerocraft can select purchase to control Make the state of flight controller to work well.So problem is:In existing state of flight controller, a part is to open completely Source, another part is not provide source code, then user thinks that progress secondary development will be relatively difficult, exploitation is limited System.
But there are one common features for state of flight controller, and control can be exactly obtained by user's side controller and is referred to It enables, and then multi-rotor aerocraft is controlled, control the flare maneuver of multi-rotor aerocraft.Utilize this feature, the design Propose a kind of multi-rotor aerocraft automatic control system and its control method.
Invention content
For the above technical problems, the present invention provides a kind of multi-rotor aerocraft automatic control system, including:Fly Row state controller, control signal generator, wireless receiver, user's side controller and sensor;
User's side controller is held and is operated by ground controller, and user's side controller is with wireless telecommunications side Formula is connect with the wireless receiver, for the control to wireless receiver transmission ground controller to multi-rotor aerocraft System instruction;
The state of flight controller, control signal generator, wireless receiver and sensor are mounted on more rotors In aircraft;
The wireless receiver is connected with the control signal generator, for receiving the control instruction and by the finger Order is transferred to the control signal generator;
The sensor be used for detect the aircraft local environmental conditions and generate transducing signal, the sensor with The control signal generator connection, the control signal generator is sent to by the transducing signal;
The control signal generator is connected with the state of flight controller, and the control signal generator includes monolithic Machine and SCM peripheral circuit;The control signal generator generates program and flight for Load Signal simulation program, signal Program is controlled, generating program, flight control program and transducing signal according to the control instruction, signal imitation program, signal gives birth to At control signal, and the control signal is sent to the state of flight controller;
The state of flight controller controls the flare maneuver of the aircraft according to the control signal.
The sensor includes ultrasonic sensor and camera;The ultrasonic sensor is mounted on the aircraft Bottom and surrounding.
The control instruction and control signal use PWM wireless signals as signal vehicle.
The state of flight controller has PWM interfaces or PPM interfaces, for connecting control signal generator 2.
Using the control method of above-mentioned multi-rotor aerocraft automatic control system, include the following steps:
Step 1, according to user demand, the control program of User Exploitation, including signal are loaded in control signal generator Simulation program, signal generate program and flight control program;
Step 2, the control signal generator carries out the control instruction of user's side controller by signal imitation program Simulation, makes the control signal generator have the control function instead of user's side controller to state of flight controller, to Realize signal imitation function;
Step 3, the control signal generator controls program by flight and controls state of flight controller, makes the flight Device carries out flare maneuver according to flight control program, to realize autonomous flight function;
Step 4, the sensor generates location information and the location information is sent to the control signal generator, The control signal generator controls program control state of flight controller by flight and makes according to the transducing signal of sensor Respective reaction adjusts the flight status parameter of the multi-rotor aerocraft, to realize the multi-rotor aerocraft with it is described The interaction function of sensor.
The step 2, the control signal generator make the control signal generator have by signal imitation function Instead of user's side controller to the control function of state of flight controller, specific method is:
Step 2.1, it is transmitted to the multi-rotor aerocraft about execution flare maneuver by user's side controller Control instruction, the wireless receiver will acquire the instruction and be sent to the control signal generator;
Step 2.2, the control signal generator open signal analog functuion, by signal imitation program to the instruction into Row simulation, and record analog result;
Step 2.3, the control signal generator according to analog result, Program Generating and the instruction pair is generated by signal The control signal answered, and it is sent to the state of flight controller;The state of flight controller is according to the control signal control The flight status parameter for making the multi-rotor aerocraft, so as to adjust the flare maneuver of the multi-rotor aerocraft;
Step 2.4, if the flight status parameter meets the control instruction, the control signal generator has had It is standby to replace control function of user's side controller to state of flight controller;Otherwise, the signal imitation program is carried out corresponding Adjustment, is then back to step 1.
The step 3, the control signal generator control program by flight and control state of flight controller, make described Aircraft carries out flare maneuver according to flight control program, to realize the autonomous flight function of multi-rotor aerocraft, specific side Method is:
Step 3.1, it is transmitted to the multi-rotor aerocraft about unlatching autonomous flight by user's side controller Control instruction;The collected control instruction about unlatching autonomous flight is sent to the control by the wireless receiver Signal generator;
Step 3.2, the control signal generator opens autonomous flight function, activates the flight control program and ignores Control instruction about flare maneuver;
Step 3.3, the flight control program of the control signal generator generates control signal according to analog result, and passes It send to state of flight controller;The state of flight controller controls the flight shape of the multi-rotor aerocraft according to control signal State parameter realizes the autonomous flight function of multi-rotor aerocraft so as to adjust the flare maneuver of the multi-rotor aerocraft.
Beneficial effects of the present invention:
The present invention proposes a kind of multi-rotor aerocraft automatic control system and its control method, user can according to oneself Idea develop associated control procedures, and do not need stand-alone development state of flight director demon, one can be obtained in this way Stable automatic control system, but can according to the requirement of developer carry out functional development, while meet exploitation convenience and Stability makes the user for not having complicated program ability that can also develop one's own multi-rotor aerocraft, big to reach product The purpose of crowdization.
Reasonable design of the present invention, it is easy to accomplish, there is good practical value.
Description of the drawings
Fig. 1 is the structural schematic diagram of multi-rotor aerocraft automatic control system described in the specific embodiment of the invention;
Fig. 2 is the control method using multi-rotor aerocraft automatic control system described in the specific embodiment of the invention Flow chart.
In figure:1, state of flight controller;2, control signal generator;3, wireless receiver;4, user's side controller;5、 Sensor.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, below in conjunction with attached drawing and embodiment, The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only used to explain this hair It is bright, it is not intended to limit the present invention.
The present invention proposes a kind of multi-rotor aerocraft automatic control system, as shown in Figure 1, including:State of flight controller 1, control signal generator 2, wireless receiver 3, user's side controller 4 and sensor 5;
User's side controller 4 is held and is operated by ground controller, and user's side controller 4 is with wireless telecommunications Mode is connect with the wireless receiver 3, for transmitting ground controller to multi-rotor aerocraft to the wireless receiver 3 Control instruction;
The state of flight controller 1, control signal generator 2, wireless receiver 3 and sensor 5 are mounted on described more In rotor craft;
The wireless receiver 3 is connected with the control signal generator 2, for receiving the control instruction and will be described Instruction is transferred to the control signal generator 2;
The sensor 5 is used to detect the local environmental conditions of the aircraft and generates transducing signal, the sensor 5 It is connect with the control signal generator 2, the transducing signal is sent to the control signal generator 2;
The control signal generator 2 is connected with the state of flight controller 1, and the control signal generator 2 includes Microcontroller and SCM peripheral circuit;The control signal generator 2 for Load Signal simulation program, signal generate program and Flight control program generates program, flight control program and sensing according to the control instruction, signal imitation program, signal and believes Number control signal is generated, and the control signal is sent to the state of flight controller 1;
The state of flight controller 1 controls the flare maneuver of the aircraft according to the control signal;
The sensor 5 includes ultrasonic sensor and camera;The ultrasonic sensor is mounted on the aircraft Bottom and surrounding;The sensor can be expanded as other types, to realize other functions;
The control instruction and control signal use PWM wireless signals as signal vehicle;
The state of flight controller 1 has PWM interfaces or PPM interfaces, for connecting control signal generator 2;
The microcontroller uses arduino mega2560 model microcontrollers;
The model APM or PIXHAWK that the state of flight controller 1 uses;
Using the control method of above-mentioned multi-rotor aerocraft automatic control system, as shown in Fig. 2, including the following steps:
Step 1, according to user demand, the control program of User Exploitation, including signal are loaded in control signal generator 2 Simulation program, signal generate program and flight control program;
Step 2, the control signal generator 2 is by signal imitation program, to the control instruction of user's side controller 4 into Row simulation, makes the control signal generator 2 have the control function instead of user's side controller 4 to state of flight controller 1, To realize signal imitation function, the following contents is specifically included;
Step 2.1, it is transmitted to the multi-rotor aerocraft about execution flare maneuver by user's side controller 4 Control instruction, the wireless receiver 3 will acquire the instruction and be sent to the control signal generator 2;
Step 2.2,2 open signal analog functuion of the control signal generator, by signal imitation program to the instruction It is simulated, and records analog result;
Step 2.3, the control signal generator 2 according to analog result, Program Generating and the instruction is generated by signal Corresponding control signal, and it is sent to the state of flight controller 1;The state of flight controller 1 is believed according to the control The flight status parameter of number control multi-rotor aerocraft, so as to adjust the flare maneuver of the multi-rotor aerocraft;
Step 2.4, if the flight status parameter meets the control instruction, the control signal generator 2 is Has the control function to state of flight controller 1 instead of user's side controller 4;Otherwise, the signal imitation program is carried out Corresponding adjustment, is then back to step 1;
Step 3, the control signal generator 2 controls program by flight and controls state of flight controller 1, makes described fly Row device carries out flare maneuver according to flight control program, to realize the autonomous flight function of multi-rotor aerocraft, specific method For:
Step 3.1, it is transmitted to the multi-rotor aerocraft about unlatching autonomous flight by user's side controller 4 Control instruction;The collected control instruction about unlatching autonomous flight is sent to the control by the wireless receiver 3 Signal generator 2 processed;
Step 3.2, the control signal generator 2 opens autonomous flight function, activates the flight control program and neglects Slightly about the control instruction of flare maneuver;
Step 3.3, the flight control program of the control signal generator 2 generates control signal according to analog result, and It is sent to state of flight controller 1;The state of flight controller 1 controls flying for the multi-rotor aerocraft according to control signal Row state parameter realizes the autonomous flight function of multi-rotor aerocraft so as to adjust the flare maneuver of the multi-rotor aerocraft;
Step 4, the sensor 5 generates location information and the location information is sent to the control signal generator 2, the control signal generator 2 controls program by flight and controls state of flight controller according to the transducing signal of sensor 5 1 makes respective reaction, that is, adjusts the flight status parameter of the multi-rotor aerocraft, to realize the multi-rotor aerocraft with The interaction function of the sensor 5.
For the ultrasonic sensor mounted on the aircraft bottom, controlled using the flight corresponding in program Content realizes that control signal generator 2 automatically controls the aircraft altitude;I.e. in the flight controls program The hovering height of aircraft is set, if ultrasonic sensor detects that it is more than hovering height at a distance from ground, is controlled State of flight controller 1 makes the aircraft decline;Conversely, then rising;
In identical embodiment, for multiple ultrasonic sensors around the aircraft, using described Corresponding contents in flight control program, realize that control signal generator 2 carries out the aircraft to hide peripheral obstacle Action;The safe distance that aircraft is set in the flight control program, if ultrasonic sensor detects described fly Row device and the obstacle distance of surrounding are less than or equal to safe distance, then controlling the state of flight controller 1 makes the flight Device flight certain distance in opposite direction;Conversely, not acting accordingly then;
In identical embodiment, for camera, the corresponding contents in program is controlled using the flight, are realized to mesh Mark the tracking action of object;The feature and trace mode that object is set in the flight control program, if camera root According to the Feature capturing to object, then controlling the state of flight controller 1 according to the trace mode makes the aircraft It is tracked action.
The present invention allow user according to the idea of oneself develop associated control procedures, and do not need stand-alone development fly Row state controller program can obtain a stable automatic control system, and can be carried out according to the requirement of developer in this way Functional development, while the convenience and stability of exploitation are met, make the user for not having complicated program ability that can also develop category In the multi-rotor aerocraft of oneself, to achieve the purpose that product is popular.

Claims (7)

1. a kind of multi-rotor aerocraft automatic control system, which is characterized in that including:State of flight controller, control signal hair Raw device, wireless receiver, user's side controller and sensor;
User's side controller is held and is operated by ground controller, user's side controller with wireless communication mode with The wireless receiver connection, for referring to wireless receiver transmission ground controller to the control of multi-rotor aerocraft It enables;
The state of flight controller, control signal generator, wireless receiver and sensor are mounted on more rotor flyings In device;
The wireless receiver is connected with the control signal generator, for receiving the control instruction and passing described instruction It is handed to the control signal generator;
The sensor be used for detect the aircraft local environmental conditions and generate transducing signal, the sensor with it is described Control signal generator connects, and the transducing signal is sent to the control signal generator;
The control signal generator is connected with the state of flight controller, the control signal generator include microcontroller and SCM peripheral circuit;The control signal generator generates program and flight control for Load Signal simulation program, signal Program generates program, flight control program and transducing signal according to the control instruction, signal imitation program, signal and generates control Signal processed, and the control signal is sent to the state of flight controller;
The state of flight controller controls the flare maneuver of the aircraft according to the control signal.
2. multi-rotor aerocraft automatic control system according to claim 1, which is characterized in that the sensor includes super Sonic sensor and camera;The ultrasonic sensor is mounted on bottom and the surrounding of the aircraft.
3. multi-rotor aerocraft automatic control system according to claim 1, which is characterized in that the control instruction and control Signal processed is using PWM wireless signals as signal vehicle.
4. multi-rotor aerocraft automatic control system according to claim 1, which is characterized in that the state of flight control Device has PWM interfaces or PPM interfaces, for connecting control signal generator.
5. using multi-rotor aerocraft automatic control system described in claim 1 control method, which is characterized in that including with Lower step:
Step 1, according to user demand, the control program of User Exploitation, including signal imitation are loaded in control signal generator Program, signal generate program and flight control program;
Step 2, the control signal generator carries out mould by signal imitation program to the control instruction of user's side controller It is quasi-, so that the control signal generator is had the control function instead of user's side controller to state of flight controller, to real Existing signal imitation function;
Step 3, the control signal generator by flight control program control state of flight controller, make the aircraft by Flare maneuver is carried out according to flight control program, to realize autonomous flight function;
Step 4, the sensor generates location information and the location information is sent to the control signal generator, described Control signal generator controls program control state of flight controller by flight and makes accordingly according to the transducing signal of sensor Reaction, that is, adjust the flight status parameter of the multi-rotor aerocraft, to realize the multi-rotor aerocraft and the sensing The interaction function of device.
6. the control method of multi-rotor aerocraft automatic control system according to claim 5, which is characterized in that the step Rapid 2, the control signal generator is made the control signal generator have and is controlled instead of user terminal by signal imitation function Device is to the control function of state of flight controller, specific method:
Step 2.1, it is transmitted to the multi-rotor aerocraft about the control for executing flare maneuver by user's side controller Instruction, the wireless receiver will acquire the instruction and be sent to the control signal generator;
Step 2.2, the control signal generator open signal analog functuion carries out mould by signal imitation program to the instruction It is quasi-, and record analog result;
Step 2.3, the control signal generator according to analog result, it is corresponding with the instruction to generate Program Generating by signal Signal is controlled, and is sent to the state of flight controller;The state of flight controller controls institute according to the control signal The flight status parameter for stating multi-rotor aerocraft, so as to adjust the flare maneuver of the multi-rotor aerocraft;
Step 2.4, if the flight status parameter meets the control instruction, the control signal generator has had generation For user's side controller to the control function of state of flight controller;Otherwise, the signal imitation program is adjusted accordingly, It is then back to step 1.
7. the control method of multi-rotor aerocraft automatic control system according to claim 5, which is characterized in that the step Rapid 3, the control signal generator controls program by flight and controls state of flight controller, makes the aircraft according to flight It controls program and carries out flare maneuver, to realize that the autonomous flight function of multi-rotor aerocraft, specific method be:
Step 3.1, it is transmitted to the multi-rotor aerocraft about the control for opening autonomous flight by user's side controller Instruction;The collected control instruction about unlatching autonomous flight is sent to the control signal by the wireless receiver Generator;
Step 3.2, the control signal generator opens autonomous flight function, activate the flight control program and ignore about The control instruction of flare maneuver;
Step 3.3, the flight control program of the control signal generator generates control signal according to analog result, and is sent to State of flight controller;The state of flight that the state of flight controller controls the multi-rotor aerocraft according to control signal is joined Number, so as to adjust the flare maneuver of the multi-rotor aerocraft, realizes the autonomous flight function of multi-rotor aerocraft.
CN201810283213.8A 2018-04-02 2018-04-02 A kind of multi-rotor aerocraft automatic control system and its control method Pending CN108508915A (en)

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Application publication date: 20180907