TW201444604A - Remote-control car system in control of smart device - Google Patents

Abstract

The present invention relates to a remote-control car system in control of a smart device, which comprises a smart device and a remote-control car. A application software is stored in the smart device for generation of remote control signals. The remote-control car is provided with a wireless transceiver module, a first micro-controller unit, a second micro-controller unit and a driving unit. The driving unit comprises two motors and car wheels connected to the output shafts of the two motors, respectively. When operators perform the application software in the smart device to generate and send remote control signals to the wireless transceiver module of the remote-control car, the wireless transceiver module will transfer those remote control signals to the first micro-controller unit which further enables to transfer those processed signals to the second micro-controller unit, and finally the two motors will drive the car wheels based on the driving signals from the second micro-controller unit. As a result, the efficacy for allowing the smart device to control the remote-control car can be achieved.

Description

Remote control car system controlled by smart device

The invention relates to an intelligent control remote control vehicle control system, in particular to an innovative system for controlling various travel modes of a remote control vehicle through intelligent devices such as smart phones, smart assistants, tablet computers and the like.

Press, traditional remote control toys, such as remote control cars, are controlled by a dedicated remote control for forward, reverse, and turn modes.

Taking the invention patent case of the remote control toy device No. I225800 of our country as an example, the remote control toy of the case is composed of a plurality of portable operators loaded with the transmitter and a plurality of automatic walking toys loaded with the receiver, but A plurality of transmitters and a plurality of receivers are respectively assigned corresponding intrinsic IDs, so that the control signals output from the plurality of transmitters are respectively transmitted with respective IDs, and the plurality of receivers are only attached to the receivers. When the ID on the control signal matches the ID of the user, the control signal is received; and by using the control signal to which the ID is attached, the operation of each of the automatic walking toys can be correctly controlled by the operation of the individual portable operator. That is, the case is still to remotely control the active state of the remote control toy through a dedicated remote control device.

In recent years, with the advancement of technology, handheld electronic devices have also developed relatively vigorously, and the speed of innovation has been quite amazing, especially for the enhancement of the functions of handheld electronic devices, so that under the guidance of product performance enhancement and changing tides For example, smart phones or tablets have become the most popular handheld electronic devices in recent years, and even gradually integrate with the life and leisure of Chinese people.

Moreover, with the rapid development of somatosensory interactive applications, such as the game console box wii, the somatosensory kicnet game and the smart TV's somatosensory mouse remote control, the somatosensory interaction technology has become indispensable in daily life. Lack of application.

At present, smart phones and tablets can use built-in or external wireless transmission modules to allow users to easily connect to the Internet through wireless technologies such as 3G or Wi-Fi. Nowadays, the present invention is an application software stored on a handheld electronic smart device, and can perform intelligent control of a remote control vehicle operation mode after execution.

The main purpose of the present invention is to provide a remote control vehicle system controlled by an intelligent device, which mainly controls a remote control vehicle through a smart device, that is, by downloading an application software on the smart device, a plurality of control mode menus are displayed after executing the application software. After the user selects the remote operation mode, the wireless communication mode between the smart device and the remote control car causes the remote control vehicle to perform a corresponding action according to the control command of the smart device, thereby achieving the effect of controlling the remote control vehicle action by the smart device.

The above main objects and effects of the present invention are achieved by the following specific technical means:

A remote control vehicle system controlled by a smart device, the system comprising at least a smart device and a remote control car; the smart device storing an application software for generating a remote control signal; the remote control vehicle includes a wireless transceiver module, a first micro a control unit, a second micro control unit, and a driving unit; the driving unit includes two motors and wheels respectively connected to the two motor output shafts, and the wireless transceiver module is electrically connected to the first micro control unit, the first a micro control unit is electrically connected to the second micro control unit, and the second micro control unit is electrically connected to the driving unit; when the controller executes the application software on the smart device, the smart device is according to the controller The operation generates a remote control signal and transmits, and the wireless transceiver module on the remote control vehicle receives the remote control signal and transmits the remote control signal to the first micro control unit, and is processed by the first micro control unit and then transmitted to the second micro control unit. The two motors are operated according to the driving signal transmission wheels sent by the second micro control unit.

The remote control vehicle system controlled by the smart device as described above, wherein the remote control vehicle is further provided with an obstacle avoidance sensing unit, and the obstacle avoidance sensing unit is electrically connected to the second micro control unit, and is a user When the smart device selects the remote control vehicle to operate in the self-propelled mode, the obstacle avoidance sensing unit can be further used to detect an obstacle, thereby preventing the remote control vehicle from hitting an obstacle during self-propelled.

The remote control vehicle system controlled by the smart device as described above, wherein the obstacle avoidance sensing unit is composed of infrared sensors respectively disposed on two sides of the remote control vehicle.

The remote control vehicle system controlled by the smart device as described above, wherein the remote control vehicle is further provided with a black line sensing unit, and the black line sensing unit is electrically connected to the second micro control unit, and is a user. When the smart device selects the remote control car to operate in the black line mode, the black line sensing unit can be further used to detect the black line path, so that the remote control car can surely follow the black line path.

The remote control vehicle system controlled by the smart device as described above, wherein the black line sensing unit is composed of infrared sensors respectively disposed on two sides of the bottom of the remote control vehicle.

The remote control car system controlled by the smart device as described above, wherein the remote control car further includes a camera module, the camera module is electrically connected to the wireless transceiver module; and the image and sound energy obtained by the camera module is obtained. Instantly transmitted to the smart device display through the wireless transceiver module.

The advantages of the invention are:

The invention generates a plurality of different manipulation methods for the remote control car through the somatosensory mode of the smart device, and thus achieves different entertainment effects. Moreover, the numerical value of the three-axis accelerometer obtained by the somatosensory mode is transmitted to the remote control car by converting the data of the forward movement, the backward rotation, the left rotation, and the right rotation, and the speed of the remote control vehicle. The reverse speed, plus the turning angle can be implemented, and the movement of the remote control car is smooth, so that the smart device can not only provide the game directly on the display screen, but also can use the smart device to control the toy with the entity, and no longer suffer. The limited remote control toy can only be lost by the exclusive remote control.

(1). . . Smart device

(11). . . Application software

(2). . . Remote control car

(twenty one). . . Wireless transceiver module

(twenty two). . . First micro control unit

(twenty three). . . Second micro control unit

(twenty four). . . Drive unit

(241). . . motor

(242). . . wheel

(25). . . Obstacle avoidance unit

(26). . . Infrared sensor

(27). . . Black line sensing unit

(28). . . Infrared sensor

(29). . . Photography module

First figure: block diagram of the system architecture of the present invention

The second figure: a schematic view of the stereoscopic appearance of the remote control car of the present invention

The third figure: the stereoscopic appearance of the remote control car of the present invention

Figure 4: Block diagram of the system architecture of the photographic module of the present invention

Fig. 5 is a top perspective view of the remote control vehicle mounting photography module of the present invention

Figure 6: The main page displayed by the smart device of the present invention after executing the application software

Figure 7: The screen of the intelligent device of the present invention for controlling the remote control car in the hand-held three-axis body sensing mode

The eighth figure: the intelligent device of the present invention performs the operation of the remote control car under the three-axis body sensing mode of the automobile steering wheel

Ninth diagram: the screen of the smart device of the present invention for controlling the remote control car in the button operation mode

The tenth figure: the screen of the smart device of the present invention for controlling the remote control car in the touch drag mode

Figure 11: The smart device of the present invention divides the display screen into 7*7 array schematics

Twelfth figure: the screen of the smart device of the present invention in performing the self-propelled obstacle avoidance mode of the remote control vehicle

Thirteenth figure: the screen of the smart device of the present invention in the black line mode of the remote control car

For a more complete and clear disclosure of the technical content, the purpose of the invention and the effects thereof achieved by the present invention, it is explained in detail below, and please refer to the drawings and drawings:

Referring to the first figure, the remote control vehicle system controlled by the smart device of the present invention at least includes: a smart device (1) and a remote control car (2); wherein:

The smart device (1) stores an application software (11) for generating a remote control signal; after executing the application software (11), the main page of the plurality of manipulation mode menus is divided on the display screen of the smart device (1) The sub-pages of various control modes are executed, when the main page is selected, such as the hand-held three-axis somatosensory mode, the car steering wheel three-axis somatosensory mode, the button control mode, the touch drag mode, the self-propelled obstacle avoidance mode, and the black line mode. After the mode is controlled, the sub-page of the selected control mode is entered, and the application software (11) correspondingly executes the selected control mode, and even the smart device (1) needs to process the blue bud according to the selected control mode itself. (Bluetooth), gyroscope and gravity sensor (G-Sensor) and touch screen (Touch Screen) output, input data to complete the somatosensory control, and the control data to generate remote control signals that can control the remote control car (2) ;

The remote control car (2) comprises a wireless transceiver module (21), a first micro control unit (22), a second micro control unit (23) and a driving unit (24) (hereinafter, please refer to the second The wireless transceiver module (21) receives the remote control signal generated by the smart device (1); the driving unit (24) includes two motors (241) and is respectively connected to the output of the two motors (241) The wheel (242) of the shaft; the first micro control unit (22) is electrically connected to the wireless transceiver module (21), and the UART ISR interrupt service routine must be processed in the program architecture to access the wireless transceiver module (21) The first micro-control unit (22) is electrically connected to the second micro-control unit (23); the second micro-control unit (23) is electrically connected to the driving unit (24), and is responsible for Communicate with the drive unit (24), the processor architecture must handle the PWM interrupt service routine, and the wireless transceiver module (21) will receive the remote The signal is transmitted to the first micro control unit (22), and the remote control signal is processed by the first micro control unit (22) and then transmitted to the second micro control unit (23), and the second micro control unit (23) a driving signal for driving the driving unit (24) according to the remote control signal, so that the two motors (241) of the driving unit (24) operate according to the driving signal; wherein the first micro control unit (22) and the The second micro control unit (23) adopts an 8051 chip; in addition, the remote control vehicle (2) group is provided with an obstacle avoidance sensing unit (25), the obstacle avoidance sensing unit (25) and the second micro control unit ( 23) Electrical connection, the obstacle avoidance sensing unit (25) is composed of an infrared sensor (26) disposed on two sides of the remote control vehicle (2), and the remote control vehicle (2) is further provided with a black line a sensing unit (27), the black line sensing unit (27) is electrically connected to the second micro control unit (23), and the black line sensing unit (27) is divided into the remote control vehicle (2) Bottom two The infrared sensor (28) is further provided with a camera module (29) (see the fourth and fifth figures), the camera module (29) and the wireless transceiver module ( 21) Electrical connection.

After the controller executes the application software (11) on the smart device (1), the handheld three-axis body sensing mode, the car steering wheel three-axis body sensing mode, and the button control mode are displayed on the display screen of the smart device (1). The main page of the six mode menus of the touch drag mode, the self-propelled obstacle avoidance mode and the black line mode (refer to the sixth figure), when the user selects one of the control modes, the application software (11) corresponds to the execution of the selected one. The mode and enter the control sub-page that performs the selected control mode.

When the selected control mode is the handheld three-axis body sensing mode, please refer to the seventh figure. The method for controlling the forward direction of the remote control car by the mobile phone (smart device (1)) is as follows:

(1) When the mobile phone is tilted forward and downward (N direction of the seventh figure), the remote control car can be controlled to advance;

(2) When the mobile phone is tilted backwards and downwards (S direction in the seventh figure), the remote control car can be controlled to move backwards;

(3) When the mobile phone is tilted to the lower right [E direction of the seventh figure], the remote control car can be turned to the right;

(4) When the mobile phone is tilted to the lower left (W direction of the seventh figure), the remote control car can be controlled to turn left;

(5) When the mobile phone is tilted to the front right and downward (N-E direction of the seventh figure), the remote control car can be controlled to travel to the right;

(6) When the mobile phone is tilted to the left front and bottom [N-W direction of the seventh figure], the remote control car can be controlled to move to the left;

(7) When the mobile phone is tilted to the left and the lower left (W-S direction of the seventh figure), the remote control car can be controlled to go to the left and then travel;

(8) When the mobile phone is tilted to the right and the lower left (E-S direction of the seventh figure), the remote control car can be controlled to travel to the right;

The parameters of the above eight directions of travel, together with the tilt angle of the gyroscope and gravity sensor (G-Sensor) of the mobile phone, differentiate the traveling speed of the remote control car (2), which is divided into three levels of speed, that is, It is available in three speeds: low, medium and high speed. When the tilt angle exceeds 45 degrees, it travels at a high speed; when the tilt angle is between 25 and 44 degrees, it travels at a medium speed; when the tilt angle is between 5 and 24 degrees, it travels at a low speed.

When the selected control mode is the car steering wheel three-axis somatosensory mode, please refer to the eighth picture, which is the picture displayed by the mobile phone display. The remote control car is in a static state, the mobile phone screen is facing itself, and is 90 degrees with the ground, simulating the steering mode of the car steering wheel. The method of controlling the forward direction of the remote control car by using the three-axis body sensing mode of the vehicle direction is as follows:

(1) If you want to control the forward movement of the remote control car, you can tilt the mobile phone forward, and this method can control the speed of the remote control car. It can be divided into 3 segments, that is, when the mobile phone is tilted forward by more than 45 degrees, between 25 and 44. 3 different levels of forward speed between 5 degrees and 24 degrees, and when the mobile phone tilts forward more than 45 degrees, the remote control car has the fastest forward speed, between 5 and 24 degrees, the remote control car The slowest forward speed;

(2) If you want to control the right turn of the remote control car, you can turn the mobile phone to the right, and the angle of controlling the right turn of the remote control car can also be divided into 3 segments, that is, when the mobile phone is more than 45 degrees to the right, between 25 and 44 degrees. 3 different levels of right-turning range from 5 degrees to 24 degrees, and the right turn is the largest with more than 45 degrees, and the right turn is the smallest with 5 degrees to 24 degrees;

(3) If you want to control the left turn of the remote control car, you can turn the mobile phone to the left, and the angle of controlling the left turn of the remote control car can also be divided into 3 segments, that is, when the mobile phone is more than 45 degrees to the right, between 25 and 44 degrees. 3 different degrees of left turn between 5 degrees and 24 degrees, and the left turn is the largest with more than 45 degrees, and the left turn is the smallest with 5 degrees to 24 degrees;

(4) If you want to control the remote control car to retreat, you can press the mobile phone backwards, and control the remote control car back speed, which can also be divided into 3 segments, that is, when the mobile phone is pressed back more than 45 degrees, between 25 and 44 degrees and 3 different levels of retreat range between 5 degrees and 24 degrees, and the fastest back speed is more than 45 degrees, and the slowest back speed is 5 degrees to 24 degrees;

(5) To control the speed and direction of the remote control car to the right, there are 9 combinations, that is, the combination of the forward 3 segments and the right turn 3 segments. When the front pressure of the mobile phone exceeds 45 degrees and the right pressure exceeds 45 degrees, Then the remote control car will travel at the highest speed and the minimum right bend angle, and so on, the forward speed and direction of other remote control cars can be realized;

This control mode is composed of 7 combinations of forward-backward and 7 combinations of left-right turn. Therefore, a total of 49 control combinations are used to remotely control the traveling direction of the remote control vehicle (2).

When the selected control mode is the button control mode, please refer to the ninth figure. The direction button is displayed on the display screen of the mobile phone (smart device (1)), and the direction of the remote control car is controlled by pressing the direction button. The method for controlling the forward direction of the remote control car by using the button body on the screen of the mobile device (smart device (1)) is as follows:

(1) To control the remote control car to retreat, press the down arrow on the screen of the mobile phone (such as the black arrow down in the ninth figure), and it will retreat at the fastest speed;

(2) To control the forward movement of the remote control car, press the up arrow on the screen of the mobile phone (such as the upward black arrow in the ninth figure) to advance at the fastest speed;

(3) To control the right-hand side of the remote control car, press the right arrow on the screen of the mobile phone (such as the black arrow to the right in the ninth figure), and turn right at the fastest speed;

(4) To control the left turn of the remote control car, press the left arrow on the screen of the mobile phone (such as the black arrow to the left in the ninth figure), and turn left at the fastest speed.

When the selected control mode is the touch drag mode, please refer to the tenth figure, which is in the mobile phone program to start the touch position coordinate capture mode, the finger slides on the touch panel, and the touch coordinates and the front after sliding A touch coordinate is used for subtraction of the displacement amount to obtain the direction of motion, and then wirelessly transmits to the remote control car (2) to control the remote control vehicle to travel. The judgment of the control orientation of the touch drag mode is to divide the display screen of the mobile phone (smart device (1)] into an array of 7 rows and 7 columns (see FIG. 11), when the finger is touched by the first touch position. After moving to the second touch position, the application software determines the motion mode to be executed according to the trajectory of the finger movement. The method of controlling the direction of the remote control car by adopting the touch drag mode is as follows:

(1) To control the remote control car to retreat, drag the small image on the screen of the mobile phone from top to bottom;

(2) To control the forward movement of the remote control car, drag the small image on the screen of the mobile phone from bottom to top;

(3) To control the right turn of the remote control car, drag the small image on the screen of the mobile phone from left to right;

(4) To control the left-hand turn of the remote control car, drag the small image on the screen of the mobile phone from right to left;

(5) To control the right front of the remote control car, you can drag the small picture on the screen of the mobile phone from the lower left to the upper right touch;

(6) If the remote control car is controlled to move forward, the thumbnail on the screen of the mobile phone can be dragged from the lower right to the upper left touch;

(7) If you control the remote control car to move backwards, you can drag the small image on the screen of the mobile phone from the upper right to the lower left touch;

(8) If you control the remote control car to move right, you can drag the small picture on the screen of the mobile phone from the top left to the bottom right touch;

This control method quantifies three kinds of travel speeds such as low speed, medium speed and high speed according to the touch drag speed.

When the selected control mode is the remote control car self-propelled obstacle avoidance mode, please refer to the twelfth figure. When the mobile phone (Intelligent Device (1)) issues the remote control vehicle self-propelled obstacle avoidance command, and the wireless transceiver module (21) of the remote control vehicle (2) receives the command, it automatically starts the obstacle avoidance movement mode. The infrared sensor (26) on the two sides of the obstacle avoidance sensing unit (25) on the remote control car (2) detects whether an obstacle is hit during the running, and if it hits an obstacle, the remote control car Will adjust the direction yourself to prevent it from hitting obstacles.

When the selected control mode is the black line mode, please refer to the thirteenth figure, when the mobile phone [smart device (1)] issues the black line command of the remote control car, and the wireless transceiver module of the remote control car (2) (21) After receiving the instruction, it will automatically start the black line motion mode. It detects the path of the black line through the two infrared sensors (28) provided at the bottom of the remote control car (2). If it deviates from the travel route, the remote control car (2) will adjust its direction to make the remote control The car (2) can follow the black line as it travels.

The control signals generated by the above various control modes are transmitted through the wireless transceiver module of the mobile phone (Intelligent Device (1)), and are received by the wireless transceiver module (21) of the remote control vehicle (2), and the wireless transceiver module is received. The group (21) transmits the received remote control signal to the first micro control unit (22), and the first micro control unit (22) performs signal processing, and after processing, transmits to the first a second micro control unit (23) for sending a driving signal corresponding to the remote control signal by the second micro control unit (23), so that the two motors (241) are driven by the driving signal sent by the second micro control unit (23) The drive wheels are running.

In addition, the present invention provides a camera module (29) on the remote control vehicle (2), and the image and sound obtained by the camera module can be transmitted via the wireless transceiver module (21), and is a mobile phone [ The wireless transceiver module of the smart device (1) is received and displayed immediately on the display screen of the mobile phone (smart device (1)).

The above is only a part of the embodiments of the present invention, and is not intended to limit the present invention. It is intended to be included in the scope of the present invention.

In summary, the embodiments of the present invention can achieve the expected use efficiency, and the specific technical means disclosed therein have not been seen in similar products, nor have they been disclosed before the application, and have completely complied with the patent law. The regulations and requirements, the application for invention patents in accordance with the law, and the application for review, and the grant of patents, are truly sensible.

(1). . . Smart device

(11). . . Application software

(2). . . Remote control car

(twenty one). . . Wireless transceiver module

(twenty two). . . First micro control unit

(twenty three). . . Second micro control unit

(twenty four). . . Drive unit

(241). . . motor

(242). . . wheel

(25). . . Obstacle avoidance unit

(27). . . Black line sensing unit

Claims (8)

A remote control vehicle system controlled by a smart device, the system comprising at least a smart device and a remote control car; the smart device storing an application software for generating a remote control signal; the remote control vehicle includes a wireless transceiver module, a first micro a control unit, a second micro control unit, and a driving unit; the driving unit includes two motors and wheels respectively connected to the two motor output shafts, and the wireless transceiver module is electrically connected to the first micro control unit, the first a micro control unit is electrically connected to the second micro control unit, and the second micro control unit is electrically connected to the driving unit; when the controller executes the application software on the smart device, the smart device is according to the controller The operation generates a remote control signal and transmits, and the wireless transceiver module on the remote control vehicle receives the remote control signal and transmits the remote control signal to the first micro control unit, and is processed by the first micro control unit and then transmitted to the second micro control unit. The two motors are operated according to the driving signal transmission wheels sent by the second micro control unit. The remote control vehicle system controlled by the smart device as described in claim 1, wherein the remote control vehicle is further provided with an obstacle avoidance sensing unit, and the obstacle avoidance sensing unit and the second micro control unit are electrically connection. The remote control vehicle system controlled by the smart device as described in claim 2, wherein the obstacle avoidance sensing unit is composed of an infrared sensor disposed on two sides of the remote control vehicle. The remote control vehicle system controlled by the smart device as described in claim 1, 2 or 3, wherein the remote control vehicle further comprises a black line sensing unit, the black line sensing unit and the second micro The control unit is electrically connected. The remote control vehicle system controlled by the smart device as described in claim 4, wherein the black line sensing unit is composed of infrared sensors respectively disposed on two sides of the bottom of the remote control vehicle. The remote control vehicle system controlled by the intelligent device, as described in claim 5, wherein the remote control vehicle further includes a camera module, the camera module is electrically connected to the wireless transceiver module; The acquired images and sounds can be instantly transmitted to the smart device display through the wireless transceiver module. The remote control vehicle system controlled by the intelligent device, as described in claim 4, wherein the remote control vehicle further includes a camera module, the camera module is electrically connected to the wireless transceiver module; The acquired images and sounds can be instantly transmitted to the smart device display through the wireless transceiver module. The remote control vehicle system controlled by the intelligent device, as described in claim 1, 2 or 3, wherein the remote control vehicle further includes a camera module, and the camera module is electrically connected to the wireless transceiver module; The image and sound obtained by the camera module can be immediately transmitted to the smart device through the wireless transceiver module.