KR20240022681A - Remote Controller for Radio Controlled Car - Google Patents

Abstract

The present invention relates to a radio-controlled car controller, and more specifically, allows a user to conveniently and easily control a radio-controlled car by using the radio-controlled car controller with just one hand, and thus allows a user to operate a radio-controlled car without being trained to operate the radio-controlled car. It has the characteristic of allowing people to quickly learn various control modes and become familiar with them easily.

Description

Remote Controller for Radio Controlled Car}

The present invention relates to a radio-controlled car controller, and more specifically, allows a user to conveniently and easily control a radio-controlled car by using the radio-controlled car controller with just one hand, and thus allows a user to operate a radio-controlled car without being trained to operate the radio-controlled car. It is about a radio-controlled car controller that allows people to quickly learn various control modes and become familiar with them easily.

It is a well-known fact that toy vehicles that can be controlled remotely (so-called RC cars or radio-controlled cars) are generally known.

In addition to toy vehicles, there are also radio-controlled vehicles called 'Summit vehicles' that are in miniature form identical to actual vehicles. These radio-controlled vehicles not only allow you to enjoy a sense of speed on regular roads, but also drive in mountainous areas and sandy beaches. Because it is possible, users can even go hiking while controlling a radio-controlled vehicle.

In order to control such a radio-controlled vehicle, a wireless remote controller is provided, and the wireless remote controller has a built-in transmitter and receiver, through which the movement of the radio-controlled vehicle is controlled.

By manipulating this wireless remote controller, the forward, backward, direction control, and speed control of the radio-controlled vehicle are controlled. The types of such remote controllers are divided into pistol type and stick type, with the pistol type being most commonly used. there is.

Meanwhile, in order to operate a remote controller, you usually hold the pistol-type controller with your left hand and operate the steering wheel with your right hand. In other words, when the steering wheel provided on the remote controller is turned, the front wheels of the radio-controlled vehicle move left and right to be steered.

However, when operating the steering wheel of a remote controller like this, you have to use both hands to operate it, so it cannot be operated with one hand, so it is difficult to deal with external factors, it is difficult to perform other tasks at the same time, and the control with both hands is complicated and There were difficulties.

Republic of Korea Patent Publication No. 10-2002-0009366

The present invention was devised to solve the above conventional problems,

Users can use the radio-controlled car controller with just one hand, allowing them to operate the radio-controlled car conveniently and easily. As a result, even people who have not been trained to operate a radio-controlled car can quickly learn various control modes and easily become familiar with it. The purpose is to provide a car controller.

In order to achieve the above object, the present invention is a radio-controlled car controller that controls a radio-controlled car with one hand,

body part;

a sensor unit located inside the body unit that generates a moving direction and speed signal of the radio-controlled car according to the direction indicated by the body unit;

a button unit located outside the body unit to generate forward and reverse signals for the radio-controlled car;

a control unit that controls the position of the radio-controlled car based on signals transmitted from the sensor unit and the button unit;

a wireless transmitting and receiving unit that transmits a radio-controlled car control signal from the control unit and receives information from the radio-controlled car;

A power supply unit installed inside the body unit to supply power to the sensor unit and the control unit;

It relates to a radio-controlled car controller comprising a.

In addition, the sensor unit of the present invention generates a left turn signal when the body is rotated to the left, and the left turn signal generated through the sensor unit is transmitted to the control unit to cause the radio control car to turn left through the control unit. It's about.

In addition, the sensor unit of the present invention generates a left turn angle signal according to the angle at which the body is rotated to the left, and the left turn angle signal generated through the sensor unit is transmitted to the control unit, characterized in that the radio-controlled car turns left through the control unit. It's about a radio-controlled car controller.

In addition, the sensor unit of the present invention generates a right turn signal when the body unit is rotated to the right, and the right turn signal generated through the sensor unit is transmitted to the control unit to cause the radio control car to turn right through the control unit. It's about.

In addition, the sensor unit of the present invention generates a right turn angle signal according to the angle at which the body is rotated to the right, and the right turn angle signal generated through the sensor unit is transmitted to the control unit, characterized in that the radio-controlled car turns right through the control unit. It's about a radio-controlled car controller.

In addition, the button portion of the present invention includes a forward button formed on an outer end of the body portion that moves the radio-controlled car forward when pressed, and stops the radio-controlled car moving forward when released;

a function button formed on the outside of the body spaced apart from the forward button to cause the radio-controlled car to move backwards or perform another function when pressed, and to continue moving backwards or perform another function or to perform another function when released;

It relates to a radio-controlled car controller, characterized in that it consists of.

In addition, the button unit of the present invention relates to a radio-controlled car controller, wherein the radio-controlled car moves backward only when a function button is pressed while pressing the forward button.

In addition, the sensor unit of the present invention relates to a radio-controlled car controller, wherein a signal is generated to increase or decrease the forward speed of the radio-controlled car depending on the angle of raising or lowering the body while pressing the forward button.

In addition, the sensor unit of the present invention relates to a radio-controlled car controller, wherein a signal is generated to increase or decrease the reverse speed of the radio-controlled car depending on the angle of raising or lowering the body while pressing the forward button and the function button simultaneously. will be.

As seen above, the radio-controlled car controller of the present invention allows the user to use the radio-controlled car controller with just one hand, allowing the user to conveniently and easily control the radio-controlled car, and accordingly, even those who have not been trained to operate a radio-controlled car It has the effect of allowing people to quickly learn various control modes and become familiar with them easily.

1 is a perspective view showing a radio-controlled car and a controller according to an embodiment of the present invention;
Figure 2 is a perspective view showing a radio-controlled car controller according to an embodiment of the present invention;
Figure 3 is a schematic diagram showing the left and right rotation of the radio-controlled car controller according to an embodiment of the present invention;
Figure 4 is a block diagram showing a control unit according to an embodiment of the present invention;
Figure 5 is a schematic diagram showing a wireless communication protocol according to an embodiment of the present invention.

The present invention having such features can be explained more clearly through its preferred embodiments.

Before describing various embodiments of the present invention in detail with reference to the accompanying drawings, it should be noted that the application is not limited to the details of the configuration and arrangement of components described in the following detailed description or shown in the drawings. will be. The invention may be embodied and practiced in different embodiments and carried out in various ways. Additionally, device or element orientation (e.g. “front”, “back”, “up”, “down”, “top”, “bottom”). The expressions and predicates used herein with respect to terms such as ", "left", "right", "lateral", etc. are merely used to simplify the description of the invention and related devices. Alternatively, you may notice that it does not simply indicate or imply that an element should have a particular orientation. Additionally, terms such as “first,” “second,” and the like are used herein and in the appended claims for purposes of description and are not intended to indicate or imply relative importance or intent.

Accordingly, the embodiments described in this specification and the configurations shown in the drawings are only one of the most preferred embodiments of the present invention and do not represent the entire technical idea of the present invention, so at the time of filing this application, various alternatives are available to replace them. It should be understood that equivalents and variations may exist.

Figure 1 is a perspective view showing a radio-controlled car and a controller according to an embodiment of the present invention, Figure 2 is a perspective view showing a radio-controlled car controller according to an embodiment of the present invention, and Figure 3 is an embodiment of the present invention. It is a schematic diagram showing the left and right rotation of the radio-controlled car controller, Figure 4 is a block diagram showing a control unit according to an embodiment of the present invention, and Figure 5 is a schematic diagram showing a wireless communication protocol according to an embodiment of the present invention. .

As shown in Figures 1 to 5, the radio-controlled car controller 100 of the present invention is a radio-controlled car controller that controls a radio-controlled car (also known as an RC car, 1) with one hand, and the body portion 10 and; a sensor unit (20) located inside the body unit (10) that generates a moving direction and speed signal of the radio-controlled car according to the pointing direction of the body unit (10); a button unit (30) located outside the body unit (10) to generate forward and reverse signals for the radio-controlled car (1); a control unit 40 that controls the position of the radio-controlled car 1 based on signals transmitted from the sensor unit 20 and the button unit 30; a wireless transmitting and receiving unit (50) that transmits a control signal from the control unit (40) to the radio-controlled car (1) and receives information from the radio-controlled car (1); It is installed inside the body 10 and consists of a power supply unit (not shown) that supplies power to the sensor unit 20 and the control unit 40.

Here, the controller 100 can remotely control airplanes, helicopters, tanks, trucks, excavators, ships, boats, etc. in addition to radio-controlled cars, and can be applied to various devices that are controlled remotely by a remote operator without a person on board. .

As shown in FIGS. 1 to 3, the body portion 10 has a handle portion 11 formed at the bottom so that the user can hold it with one hand, and the handle portion 11 includes a human body sensor and a pressure-sensitive touch sensor. It is equipped with various sensors (not shown), such as a capacitive touch sensor, to issue a function that disables the driving command of the radio-controlled car when the body part 10 falls from the user's hand, and a fingerprint recognition function may also be included. However, it is not limited to this.

Here, a sensor unit 20 and a control unit 40 are provided inside the body portion 10, and the button portion 30 is formed to protrude on the outer surface of the body portion 10. ) is connected to the control unit 40 provided inside the body 10.

In addition, the body portion 10 may be formed in an 'ㄱ' shape with a structure that allows space for the operator to hold and direction indication, but is not limited to this and may be formed in various shapes. The size of the manipulator 100 may be determined so that the circumference of the part that the manipulator grasps has a circumference that the manipulator can hold with one hand.

As shown in FIG. 4, the sensor unit 20 is located inside the body unit 10 and generates a moving direction and speed signal of the radio-controlled car 1 according to the pointing direction of the body unit 10. , the generated signal is transmitted to the control unit 40.

Here, the sensor unit 20 includes a displacement sensor, acceleration sensor, gyroscope sensor, tilt sensor, geomagnetic sensor, gravity sensor, and direction sensor, and the remote controller 100 of the present invention to which the sensor unit 20 is applied. You can use any of the X, Y, and Z axes, and you can use more than one axis and more than one sensor. At this time, the sensor unit 20 and the control unit 40 are supplied with power by a power supply installed inside the body unit 10.

In addition, the sensor unit 20 generates a left turn signal when the body unit 10 is rotated to the left, and the left turn signal generated through the sensor unit 20 is transmitted to the control unit 40 and wirelessly controlled through the control unit. Car (1) turns left.

In addition, the sensor unit 20 generates a right turn signal when the body unit 10 is rotated to the right, and the right turn signal generated through the sensor unit 20 is transmitted to the control unit 40 and is controlled wirelessly through the control unit. Car (1) turns right.

In addition, the sensor unit 20 generates a signal that increases or slows down the forward speed of the radio-controlled car 1 depending on the angle of raising or lowering the body unit 10 while pressing the forward button, and the sensor unit ( The signal generated through 20) is transmitted to the control unit 40, and the forward speed of the radio-controlled car 1 increases or decelerates through the control unit.

In addition, the sensor unit 20 increases or slows down the backward speed of the radio-controlled car 1 depending on the angle of raising or lowering the body unit 10 while pressing the forward button 31 and the function button 32 at the same time. A command signal is generated, and the signal generated through the sensor unit 20 is transmitted to the control unit to increase or decrease the backward speed of the radio-controlled car 1 through the control unit 40.

Here, the sensor unit 20 generates a left turn angle signal according to the angle at which the body unit 10 is rotated to the left, and the left turn angle signal generated through the sensor unit 20 is transmitted to the control unit 40. The radio-controlled car 1 turns left through the control unit 40, and the sensor unit 20 generates a right turn angle signal according to the angle at which the body unit 10 is rotated to the right, and the sensor unit 20 The right turn angle signal generated through the control unit 40 is transmitted to the control unit 40 so that the radio-controlled car 1 turns right.

As shown in FIGS. 1 to 4, the button unit 30 is located outside the body unit 10 to generate forward and reverse signals of the radio-controlled car 1 and transmit them to the control unit 40.

Here, the button portion 30 is formed on the outer end of the body portion 10 and moves the radio-controlled car 1 forward when pressed, and is a forward button that stops the radio-controlled car 1 moving forward when pressed. 31) and; It is formed on the outside of the body portion 10 spaced apart from the forward button 31 and consists of a function button 32 that, when pressed, moves the radio-controlled car 1 backwards and, when released, stops the radio-controlled car moving backwards.

In addition, the button unit 30 allows the radio-controlled car 1 to move backward only when the function button 32 is pressed while pressing the forward button 31, or the radio-controlled car 1 can be moved backwards by pressing only the function button 32. It can be moved backwards. At this time, only the function button 32 is pressed to drive the radio-controlled car 1 in reverse, and the forward button 31 is pressed while disassembled.

In addition, when only the function button 32 is pressed, other functions such as function commands as well as various program commands can be performed on the radio-controlled car 1.

Meanwhile, the function commands and program commands of the function button 32 include commands for various functions. For example, when only the function button 32 is pressed, a melody, music, song, etc. can be played, and the function button 32 Press once to unlock the A melody, press again to unlock the B melody, press again to unlock the C melody, and press again to unlock the melody. At this time, the front and rear lights of the radio-controlled car (1) can be turned on and off according to the rhythm of the melody.

In addition, as another example, when the function button 32 is pressed, a pre-programmed driving can be performed, such as drawing a circle, driving in an infinite shape, spinning in place, etc. In addition, melody and light can be operated together.

In addition, other examples include pressing the function button (32) and then lowering the remote controller (100), pressing the function button (32) and then raising the remote controller (100) up, pressing the function button (32) and then moving the remote controller (100) up. 100) to the left, press the function button (32) and then rotate the remote controller (100) to the right, press the function button (32) and then rotate the remote controller (100) counterclockwise, the function Different commands can be matched depending on when the button 32 is pressed and the remote controller 100 is rotated clockwise.

As shown in FIG. 4, the control unit 40 controls the position of the radio-controlled car 1 from signals transmitted from the sensor unit 20 and the button unit 30, and the control unit 60 is a sensor unit. (20), a signal generated from the button unit 30 is received and commands are transmitted to the radio-controlled car (1) to control it.

In other words, the radio-controlled car controller 100 of the present invention uses data values sensed from a sensor unit (acceleration sensor, gyroscope sensor, gravity sensor, tilt sensor, etc.) that can identify the location, and the controller 100 operates in three dimensions. Identify which axis is tilted on the spatial do.

In addition, one or more sensors of the sensor unit 20 can be used to identify the tilt and rotation of the manipulator 100, and position and orientation data can be mixed and used, and it does not matter which axis is selected. However, it is not limited to the specified sensors.

In addition, the control unit 60 can be connected to the radio-controlled car 1 wirelessly or by wire and transmit control commands of the radio-controlled car 1 through the wireless transmitting and receiving unit 50.

Meanwhile, communication between the controller 100 and the radio-controlled car 1 can use a wireless communication method (Bluetooth, ZigBee, UWB, beacon, Xbee communication, Wifi, or RC (Radio Control) communication, etc. can also be used), and communication interference , error detection and correction codes can be used to resolve communication errors caused by noise, etc.

And, as shown in FIG. 5, the wireless communication protocol frame consists of a command, request, and response frame.

The command frame is a command message transmitted from the remote controller 100 to the radio-controlled car 1 and consists of a header, data size, data type, data, and error detection and correction. The header consists of SYN for synchronization, ID for mutual recognition between the controller 100 and the radio-controlled car 1, and FW indicating the direction of data sent from the controller 100 to the radio-controlled car 1.

The request frame is a request message transmitted from the remote controller 100 to the radio-controlled car 1 and consists of a header, size, type, error detection and correction. The header consists of SYN for synchronization, ID for mutual recognition between the controller 100 and the radio-controlled car 1, and FW indicating the direction of data sent from the controller 100 to the radio-controlled car 1.

The response frame is a response message transmitted from the radio-controlled car 1 to the controller 100 and is composed of a header, size, type, data, and error detection and correction. The header is SYN for synchronization, ID for mutual recognition between the remote controller 100 and the remote control car 100 and the wireless control car 1 in the wireless control car, and It consists of BW indicating the direction of data sent to the remote controller 100.

Here, only one SYN is used to synchronize the wireless data, but in poor wireless environments and when mutual interference between devices in the radio-controlled car (1) is large, more than one SYN can be used to synchronize and solve malfunction problems caused by errors. there is.

In addition, Checksum is used to detect errors in the wireless data, but CRC (Cyclic Redundancy Check) can be used for error detection, and FECC (Forward Error Corrections Code) can be used for real-time error correction.

In addition, the wireless communication protocol can be used in all products for connection with the wireless control car 1 and the remote controller 100.

Meanwhile, the radio-controlled car 1, which operates using the controller 100 of the present invention, has front wheels using a general DC motor and rear wheels using a general DC motor. Here, the DC motor includes a bldc motor.

In addition, in the case of the radio-controlled car 1, only the front wheels can be rotated left and right and the rotation angle cannot be adjusted, and the rear wheels can be controlled at a constant speed.

Meanwhile, the radio-controlled car 2, which operates using the controller 100 of the present invention, has front wheels that are servo motors or motors whose rotation angle is controlled, and rear wheels that are general DC motors. Here, the DC motor includes a bldc motor.

In addition, in the case of the radio-controlled car 2, the rotation angle of the front wheels can be adjusted, and the rear wheels can be controlled at a constant speed.

10: body part 11: handle part
20: sensor unit
30: Button portion 31: Forward button
32: function button
40: Control unit 50: Wireless transmitting and receiving unit
100: Controller

Claims (9)

In the radio-controlled car controller (100) that controls the radio-controlled car (1) with one hand,
A body portion (10);
a sensor unit (20) located inside the body unit (10) that generates a moving direction and speed signal of the radio-controlled car according to the pointing direction of the body unit (10);
a button unit (30) located outside the body unit (10) to generate forward and reverse signals for the radio-controlled car (1);
a control unit 40 that controls the position of the radio-controlled car 1 based on signals transmitted from the sensor unit 20 and the button unit 30;
a wireless transmitting and receiving unit (50) that transmits a control signal from the control unit (40) to the radio-controlled car (1) and receives information from the radio-controlled car (1);
A power supply unit installed inside the body unit 10 to supply power to the sensor unit 20 and the control unit 40;
A radio-controlled car controller comprising:
According to clause 1,
The sensor unit 20 generates a left turn signal when the body unit 10 is rotated to the left, and the left turn signal generated through the sensor unit 20 is transmitted to the control unit 40 and wirelessly transmitted through the control unit 40. A radio-controlled car controller, characterized in that the controlled car (1) turns left.
According to clause 2,
The sensor unit 20 generates a left turn angle signal according to the angle at which the body unit 10 is rotated to the left, and the left turn angle signal generated through the sensor unit 20 is transmitted to the control unit 40 to control the control unit ( A radio-controlled car controller, characterized in that the radio-controlled car (1) turns left through 40).
According to clause 1,
The sensor unit 20 generates a right turn signal when the body unit 10 is rotated to the right, and the right turn signal generated through the sensor unit 20 is transmitted to the control unit 40 and wirelessly transmitted through the control unit 40. A radio-controlled car controller, characterized in that the controlled car (1) turns right.
According to clause 4,
The sensor unit 20 generates a right turn angle signal according to the angle at which the body unit 10 is rotated to the right, and the right turn angle signal generated through the sensor unit 20 is transmitted to the control unit 40 and the control unit ( A radio-controlled car controller, characterized in that the radio-controlled car (1) turns right through 40).
According to clause 1,
The button part,
a forward button 31 formed on the outer end of the body 10 to advance the radio-controlled car 1 when pressed, and to stop the moving radio-controlled car 1 when pressed;
It is formed on the outside of the body portion 10 spaced apart from the forward button 31, and when pressed, the radio-controlled car 1 moves backwards or performs another function. When the button is released, the forward button 31 continues to move backwards or performs another function or performs another function. Function button 32 to perform;
A radio-controlled car controller comprising:
According to clause 6,
The button unit (30) is a radio-controlled car controller, characterized in that the radio-controlled car (1) moves backward only when the function button (32) is pressed while pressing the forward button (31).
According to clause 6,
The sensor unit 20 is a radio control system, characterized in that a signal is generated to adjust the forward speed of the radio control car 1 according to the angle of raising or lowering the body unit 10 while pressing the forward button 31. car controller.
According to clause 7,
The sensor unit 20 generates a signal to adjust the backward speed of the radio-controlled car 1 according to the angle of raising or lowering the body 10 while pressing the forward button 31 and the function button 32 at the same time. A radio-controlled car controller characterized in that: