WO2018058275A1 - Smart driving method and system employing mobile terminal - Google Patents

Abstract

A smart driving method employing a mobile terminal, and system for same. The method comprises: a mobile terminal (100) sending a connection request to an in-vehicle terminal (200), and establishing a connection to the in-vehicle terminal (200); automatically controlling, by means of a light sensor of the mobile terminal (100), a headlight of a car to turn on, and providing, during night-time driving, car speed control and light flashing notification for a sudden illumination change to improve safety of the car; determining, by the mobile terminal (100), a distance to a car directly ahead, and performing pre-crash processing by means of providing a user notification and brake control; and employing the mobile terminal (100) to detect a facial expression of the user to determine whether the user is driving when fatigued, and performing corresponding control on the car to prevent driver fatigue-caused accidents. The method and system for same can improve the level of intelligence and safety of driving a car.

Description

Intelligent driving method and system using mobile terminal Technical field

The present invention relates to the field of automobiles, and in particular to an intelligent driving method and system using a mobile terminal.

Background technique

As people's living standards continue to improve, more and more users and families have their own cars. People can travel easily. However, as more and more vehicles are driving on the road, the road traffic accidents that follow are also on the rise. According to the information of the transportation department, there are many traffic accidents caused by the lack of driving experience of the novice driver and the cause of fatigue driving. Traffic accidents have caused huge economic losses and casualties to the country, which have aroused people's strong concern.

Although with the rapid development of automotive technology, more and more new safety technologies such as pre-crash systems and automatic parking systems have been applied, but the price of vehicles equipped with these new safety technologies is usually very expensive, and ordinary users cannot afford to buy and use them; And the degree of intelligence of existing new technologies is far from enough.

Summary of the invention

A technical problem to be solved by embodiments of the present invention is to provide an intelligent driving method and system using a mobile terminal. To solve the problem of insufficient intelligence of existing cars.

In order to solve the above technical problem, the first aspect of the embodiments of the present invention provides an intelligent driving method using a mobile terminal, including:

The mobile terminal initiates a connection request to the in-vehicle terminal to establish a connection with the in-vehicle terminal;

When the user inputs a headlight assist function on command on the mobile terminal, the light sensor of the mobile terminal is activated; if the car enters the tunnel or the user drives at night, the mobile terminal controls the headlight according to the data sensed by the light sensor. Turning on; if the light sensor senses that the amount of change of light reaches a preset threshold from low to high when driving at night, the mobile terminal outputs a reduced speed command and a near-light alternating flashing command to the vehicle-mounted terminal to enable The vehicle-mounted terminal controls the car to reduce the speed and turns on the headlights to perform alternate flashing of the preset number of times;

When the user inputs a pre-collision function on command on the mobile terminal, the rear camera of the mobile terminal is activated to monitor the vehicle in front of the user's car; if the distance between the user's car and the vehicle in front is monitored is less than the first pre-preview When the threshold is set, the user is reminded to pay attention to the distance with the vehicle; if the user's car is monitored When the distance between the vehicle in front is less than the second preset threshold, the first brake command is sent to the vehicle-mounted terminal to notify the vehicle-mounted terminal to step on the brake of the preset depth; if the user's car and the vehicle in front are monitored If the distance between the two is less than the third preset threshold and the third preset threshold is close to the minimum braking distance of the user's car at the current speed, the second brake command is sent to the vehicle-mounted terminal to notify the vehicle terminal to step on the brake Wherein the third preset threshold <the second preset threshold <the first preset threshold;

When the user travels for more than a preset time or when the user inputs an anti-fatigue driving function on command on the mobile terminal, the front camera of the mobile terminal is activated to capture the facial expression of the user; if the user's current facial expression and pre-existence The expressions in the fatigue driving expression library are matched, and the user is reminded to stop the parking and initiate a video request to the preset terminal so that the user of the preset terminal can view the current facial expression of the user; if the user reminds the parking stop at the mobile terminal After the vehicle has not stopped and rested, the acceleration changes in the left, right and front directions of the user's vehicle are further detected. When the amount of acceleration change in the three directions reaches a preset amount of change, the vehicle terminal is Sending a brake command, notifying the vehicle terminal to step on the brake and turning on the danger alarm flash; and dialing the preset terminal so that the user of the preset terminal acquires the current physical fatigue condition of the user.

A second aspect of the embodiments of the present invention provides a system, including:

a mobile terminal, configured to initiate a connection request to the in-vehicle terminal, and establish a connection with the in-vehicle terminal;

When the user inputs a headlight assist function on command on the mobile terminal, the light sensor of the mobile terminal is activated; if the car enters the tunnel or the user drives at night, the mobile terminal controls the headlight according to the data sensed by the light sensor. Turning on; if the light sensor senses that the amount of change of light reaches a preset threshold from low to high when driving at night, the mobile terminal outputs a reduced vehicle speed command and a near-light alternating flashing command to the vehicle-mounted terminal;

The vehicle-mounted terminal is configured to control the vehicle to reduce the speed according to the received command and turn on the far and near headlights to perform alternate flashing of the preset number of times;

When the user inputs a pre-collision function on command on the mobile terminal, the mobile terminal is configured to activate a rear camera of the mobile terminal to monitor a vehicle in front of the user's car; if the user's car is monitored and the vehicle in front is monitored When the distance is less than the first preset threshold, the user is reminded to pay attention to the following distance; if the distance between the user's car and the preceding vehicle is less than the second preset threshold, the first brake command is sent to the vehicle terminal. Notifying the vehicle-mounted terminal to step on a preset depth of the brake; if it is monitored that the distance between the user's car and the preceding vehicle is less than a third preset threshold and the third predetermined threshold is connected a second braking command is sent to the vehicle-mounted terminal to notify the vehicle-mounted terminal to step on the brake; wherein the third preset threshold <second preset threshold < a preset threshold;

The vehicle-mounted terminal is configured to receive a first brake command or a second brake command sent by the mobile terminal, and perform a corresponding brake operation;

When the user travels for more than a preset time or when the user inputs an anti-fatigue driving function on command on the mobile terminal, the mobile terminal is configured to activate a front camera of the mobile terminal to capture a facial expression of the user; The current facial expression matches the expression in the pre-stored fatigue driving expression library, and the user is reminded to stop the parking and initiate a video request to the preset terminal so that the user of the preset terminal can view the current facial expression of the user; The mobile terminal further reminds the user that the acceleration of the acceleration in the left, right and front directions when the vehicle is traveling is not stopped after the parking break, when the acceleration variation in the three directions reaches the preset variation Sending a brake command to the vehicle-mounted terminal, informing the vehicle-mounted terminal to step on the brake and turning on the danger alarm flash; and dialing the preset terminal so that the user of the preset terminal acquires the current physical fatigue condition of the user.

Embodiments of the present invention have the following beneficial effects:

By connecting the mobile terminal and the vehicle terminal to form an intelligent driving system, the vehicle with low configuration and simple function can use the functions of the camera, the sensor and the processor on the mobile terminal to realize the purpose of intelligent driving of the vehicle; The sensor automatically controls the car headlights to turn on, and when driving at night, for sudden light changes, speed control and light flashing reminder to improve their own safety; by detecting the distance from the preceding car and controlling the brakes, pre-collision can be realized. Avoid the occurrence of rear-end accidents; by detecting the user's expression and the acceleration of the car, you can determine whether the user is driving fatigue, and then can remind the user to stop or even control the parking and send the user to the third party, avoiding the accident caused by fatigue driving, greatly The safety of the driving of the vehicle is improved; the above functions are realized by the cooperation of the mobile terminal and the vehicle terminal, which can greatly reduce the cost of the automobile, is easy to implement and use, and is beneficial to improving the user experience.

DRAWINGS

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings to be used in the embodiments will be briefly described below. Obviously, the drawings in the following description are merely Some embodiments of the present invention may also be used to obtain other drawings based on these drawings without departing from the art.

1 is a schematic flow chart of an intelligent driving method using a mobile terminal according to an embodiment of the present invention;

2 is a schematic diagram showing the composition of a system according to an embodiment of the present invention.

detailed description

The technical solutions in the embodiments of the present invention are clearly and completely described in the following with reference to the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, but not all embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present invention without creative efforts are within the scope of the present invention.

The mobile terminal in the embodiment of the present invention may include a smart phone (such as an Android mobile phone, an iOS mobile phone, a Windows Phone mobile phone, etc.), a tablet computer, a palmtop computer, a notebook computer, a mobile Internet device (MID, Mobile Internet Devices), or a wearable device. It has a camera and an accelerometer for taking pictures and video calls, as well as detecting car speed and direction changes. The above mobile terminal is only an example, not an exhaustive one, including but not limited to the above mobile terminal.

The vehicle-mounted terminal in the embodiment of the present invention may be a central control navigation terminal integrated in the automobile, or may be a terminal external to the automobile, and can control the lighting, the horn, the steering wheel, the brake and the throttle of the automobile.

The terms "first", "second" and "third" and the like in the specification and claims of the present invention and the above drawings are used to distinguish different objects, and are not intended to describe a specific order. Furthermore, the terms "comprises" and "comprising" and "comprising" are intended to cover a non-exclusive inclusion. For example, a process, method, system, product, or device that comprises a series of steps or units is not limited to the listed steps or units, but optionally also includes steps or units not listed, or alternatively Other steps or units inherent to these processes, methods, products or equipment.

1 is a schematic flowchart of a smart driving method using a mobile terminal according to an embodiment of the present invention. In this embodiment, the method includes the following steps:

S101. The mobile terminal initiates a connection request to the in-vehicle terminal, and establishes a connection with the in-vehicle terminal.

Optionally, the mobile terminal and the vehicle terminal can be connected through a USB cable, or can be connected by wireless means such as Bluetooth, wifi or NFC. After the connection, the two can perform control commands and data transmission.

S102. When the user inputs a headlight assist function on command on the mobile terminal, start the light sensor of the mobile terminal; if the car enters the tunnel or the user drives at night, the mobile terminal controls the car according to the data sensed by the light sensor. The headlight is turned on; if the light sensor senses that the amount of change of the light reaches the preset threshold from low to high when driving at night, the mobile terminal outputs a reduced speed command and a near-light alternating flashing command to the vehicle-mounted terminal. The vehicle-mounted terminal is caused to control the vehicle to reduce the speed and turn on the near and far headlights to perform alternate flashing of a preset number of times.

Alternatively, when the user's car configuration is low, there may not be an automatic headlight function, so that the user's access to the tunnel or night driving is less secure. Cars equipped with automatic headlights require more sensors and improved vehicle control systems at a higher cost. In this embodiment, the automatic headlight function can be realized conveniently by the cooperation of the mobile terminal and the vehicle-mounted terminal, and the existing automatic headlight function can be expanded.

Specifically, many users now do not know how to use the high beam, and use the high beam at random when driving at night. This will cause large line of sight interference to other users and even themselves, which may easily lead to traffic accidents. In this embodiment, when the user is driving at night, if the light sensor of the mobile terminal senses a sudden large amount of light change, the high beam light used by the opposite user can be judged, and the current driver's line of sight will be interfered. At the same time, the mobile terminal can issue a deceleration command to the vehicle terminal to control the vehicle speed reduction. At the same time, the remote light flashing alternate command can be sent to notify the vehicle terminal to control the car's lights to alternately flash, so that the opposite vehicle driver can be alerted to inform the front of the vehicle. The vehicle and inform it to turn off the high beam to avoid traffic accidents and improve the safety of driving at night.

S103. When the user inputs a pre-collision function on command on the mobile terminal, start the rear camera of the mobile terminal to monitor the vehicle in front of the user's car; if the distance between the user's car and the vehicle in front is monitored is less than the first When a preset threshold is used, the user is reminded to pay attention to the following distance; if the distance between the user's car and the preceding vehicle is less than the second preset threshold, the first brake command is sent to the vehicle-mounted terminal to notify the The vehicle terminal presses the brake of the preset depth; if it is monitored that the distance between the user's car and the vehicle in front is less than a third preset threshold and the third preset threshold is close to the minimum braking distance of the user's car at the current speed, then Sending a second brake command to the vehicle-mounted terminal to notify the vehicle-mounted terminal to step on the brake.

The third preset threshold <the second preset threshold <the first preset threshold.

Ranging through the camera of the mobile terminal, and prompting the user to control the distance with the car, at a small distance Direct control of the brakes, so as to avoid rear-end collisions, and through the mobile terminal, without increasing the cost of the car.

S104, when the user travels for more than a preset time or when the user inputs an anti-fatigue driving function on command on the mobile terminal, the front camera of the mobile terminal is activated to capture a facial expression of the user; if the current facial expression of the user Matching the expression in the pre-stored fatigue driving expression library, the user is reminded to stop the parking and initiate a video request to the preset terminal so that the user of the preset terminal can view the current facial expression of the user; if the user reminds the mobile terminal After the parking break is still not stopped, the acceleration changes in the left, right and front directions of the user's car are further detected. When the acceleration change amount in the three directions reaches the preset change amount, the The vehicle terminal sends a brake command to notify the vehicle terminal to step on the brake and turn on the danger alarm flash; and dials the preset terminal so that the user of the preset terminal acquires the current physical fatigue condition of the user.

The user's facial expression is captured by the front camera of the mobile terminal, and combined with the preset expression database to determine whether the user is in a fatigue driving state, thereby reminding the user to stop and rest. Therefore, the traffic accident caused by the fatigue driving can be avoided, and the safety of driving is improved. By notifying the third party and controlling the brakes, it is possible to ensure that the fatigued user continues to drive and further ensure the safety of driving.

Optionally, if the current facial expression of the user matches the expression in the pre-stored fatigue driving expression database, the user is reminded to stop and rest, including:

If the user's eye shape and/or mouth shape match the shape in the pre-stored fatigue driving expression library;

The user is then reminded to stop and rest by voice and/or vibrating the seat and/or vibrating the steering wheel.

The preset terminal may be a terminal used by a user or a friend or a monitoring terminal used by a traffic police. By sending a video or dialing, you can inform the user of a relative or friend or traffic police, the user's current fatigue condition, so that they can discourage or order the user to stop the parking information, to avoid the safety hazard caused by fatigue driving.

Alternatively, since a plurality of car users in a home may use one car, or the user lends the car to other friends, the mobile terminal initiates a connection request to the in-vehicle terminal to establish a connection with the in-vehicle terminal. ,Also includes:

Determine the user's identity based on the password entered by the user;

If the current user is different from the user who last used the car, read according to the determined user identity Taking driving data of the user, the driving data is stored or uploaded to the cloud server for storage by the mobile terminal; the driving data includes seat adjustment data, rearview mirror adjustment data, and music type preference data;

The read driving data is transmitted to the in-vehicle terminal to cause the in-vehicle terminal to adjust the seat and the rear view mirror, and to load a corresponding type of music.

Optionally, the password comprises a fingerprint password, an iris password, a digital password or a gesture password.

Through the user identity confirmation, the relevant driving parameters can be adaptively adjusted, and the user can save the data after adjusting once for the next direct use, which is very convenient.

In this embodiment, by connecting the mobile terminal and the vehicle-mounted terminal to form an intelligent driving system, the vehicle with low configuration and simple function can use the functions of the camera, the sensor and the processor on the mobile terminal to realize the purpose of intelligent driving of the automobile. The light sensor of the mobile terminal automatically controls the opening of the headlights of the car, and when the vehicle is driving at night, the speed control and the flashing of the light are reminded to improve the safety of the vehicle; the distance between the vehicle and the brake is controlled. Pre-collision can be realized to avoid the occurrence of rear-end collision; by detecting the user's expression and the acceleration of the car, it can be determined whether the user is driving fatigue, and then the user can be reminded to stop or even control the parking and send the user to the third party, avoiding the fatigue driving. The resulting accidents greatly improve the safety of driving the car; the above functions can be realized by the cooperation of the mobile terminal and the vehicle terminal, which can greatly reduce the cost of the automobile, is easy to implement and use, and is conducive to improving the user experience.

2 is a schematic structural diagram of a system according to an embodiment of the present invention. In this embodiment, the system includes: a mobile terminal 100 and an in-vehicle terminal 200.

The mobile terminal 100 is configured to initiate a connection request to the in-vehicle terminal, and establish a connection with the in-vehicle terminal;

When the user inputs a headlight assist function on command on the mobile terminal, the light sensor of the mobile terminal is activated; if the car enters the tunnel or the user drives at night, the mobile terminal controls the headlight according to the data sensed by the light sensor. Turning on; if the light sensor senses that the amount of change of light reaches a preset threshold from low to high when driving at night, the mobile terminal outputs a reduced vehicle speed command and a near-light alternating flashing command to the vehicle-mounted terminal;

The vehicle-mounted terminal 200 is configured to control the vehicle to reduce the speed according to the received command and turn on the near and far headlights to perform alternate flashing of the preset number of times;

When the user inputs a pre-collision function on command on the mobile terminal, the mobile terminal 100 is configured to start a rear camera of the mobile terminal, and monitor a vehicle in front of the user's car; When the distance between the car and the vehicle in front is less than the first preset threshold, the user is reminded to pay attention to the following distance; if the distance between the user's car and the preceding vehicle is less than the second preset threshold, then The vehicle-mounted terminal sends a first brake command to notify the vehicle-mounted terminal to step on a preset depth of brake; if it is monitored that the distance between the user's car and the preceding vehicle is less than a third preset threshold and the third preset threshold is close to Sending a second brake command to the vehicle-mounted terminal to notify the vehicle-mounted terminal to step on the brake; wherein the third preset threshold <second preset threshold <first Preset threshold

The vehicle-mounted terminal 200 is configured to receive a first brake command or a second brake command sent by the mobile terminal, and perform a corresponding brake operation;

When the user travels for more than a preset time or when the user inputs an anti-fatigue driving function on command on the mobile terminal, the mobile terminal 100 is configured to activate a front camera of the mobile terminal to capture a facial expression of the user; The current facial expression of the user matches the expression in the pre-stored fatigue driving expression library, and the user is reminded to stop the parking and initiate a video request to the preset terminal so that the user of the preset terminal can view the current facial expression of the user; The mobile terminal further reminds that after the parking break, the vehicle does not stop and rest, and further detects the acceleration change in the left, right and the first three directions when the user's car is traveling, when the acceleration change amount in the three directions reaches the preset change amount And sending a brake command to the vehicle-mounted terminal, informing the vehicle-mounted terminal to brake the brake and turning on the danger alarm flash; and dialing the preset terminal so that the user of the preset terminal acquires the current physical fatigue condition of the user.

Optionally, the mobile terminal 100 is further configured to:

Determine the user's identity based on the password entered by the user;

If the current user is different from the user identity of the last time the car was used, the driving data of the user is read according to the determined user identity, and the driving data is stored or uploaded to the cloud server for storage by the mobile terminal; the driving data includes a seat. Adjust data, mirror adjustment data and music type preference data;

Transmitting the read driving data to the vehicle-mounted terminal;

The vehicle-mounted terminal is further configured to adjust the seat and the rearview mirror according to the driving data sent by the mobile terminal, and load the corresponding type of music.

Optionally, the password comprises a fingerprint password, an iris password, a digital password or a gesture password.

Optionally, the mobile terminal 100 is specifically configured to:

If the user's eye shape and/or mouth shape match the shape of the pre-existing fatigue driving expression library Match

The user is then reminded to stop and rest by voice and/or vibrating the seat and/or vibrating the steering wheel.

Optionally, the preset terminal is a terminal used by a user or a friend or a monitoring terminal used by a traffic police.

It should be noted that the various embodiments in the present specification are described in a progressive manner, and each embodiment focuses on differences from other embodiments, and the same similar parts between the various embodiments are mutually referred to. can. For the device embodiment, since it is basically similar to the method embodiment, the description is relatively simple, and the relevant parts can be referred to the description of the method embodiment.

Through the description of the above embodiments, the present invention has the following advantages:

By connecting the mobile terminal and the vehicle terminal to form an intelligent driving system, the vehicle with low configuration and simple function can use the functions of the camera, the sensor and the processor on the mobile terminal to realize the purpose of intelligent driving of the vehicle; The sensor automatically controls the car headlights to turn on, and when driving at night, for sudden light changes, speed control and light flashing reminder to improve their own safety; by detecting the distance from the preceding car and controlling the brakes, pre-collision can be realized. Avoid the occurrence of rear-end accidents; by detecting the user's expression and the acceleration of the car, you can determine whether the user is driving fatigue, and then can remind the user to stop or even control the parking and send the user to the third party, avoiding the accident caused by fatigue driving, greatly The safety of the driving of the vehicle is improved; the above functions are realized by the cooperation of the mobile terminal and the vehicle terminal, which can greatly reduce the cost of the automobile, is easy to implement and use, and is beneficial to improving the user experience.

One of ordinary skill in the art can understand that all or part of the process of implementing the foregoing embodiments can be completed by a computer program to instruct related hardware, and the program can be stored in a computer readable storage medium. When executed, the flow of an embodiment of the methods as described above may be included. The storage medium may be a magnetic disk, an optical disk, a read-only memory (ROM), or a random access memory (RAM).

The above is only the preferred embodiment of the present invention, and the scope of the present invention is not limited thereto, and thus equivalent changes made in the claims of the present invention are still within the scope of the present invention.

Claims (10)

An intelligent driving method using a mobile terminal, comprising: The mobile terminal initiates a connection request to the in-vehicle terminal to establish a connection with the in-vehicle terminal; When the user inputs a headlight assist function on command on the mobile terminal, the light sensor of the mobile terminal is activated; if the car enters the tunnel or the user drives at night, the mobile terminal controls the headlight according to the data sensed by the light sensor. Turning on; if the light sensor senses that the amount of change of light reaches a preset threshold from low to high when driving at night, the mobile terminal outputs a reduced speed command and a near-light alternating flashing command to the vehicle-mounted terminal to enable The vehicle-mounted terminal controls the car to reduce the speed and turns on the headlights to perform alternate flashing of the preset number of times; When the user inputs a pre-collision function on command on the mobile terminal, the rear camera of the mobile terminal is activated to monitor the vehicle in front of the user's car; if the distance between the user's car and the vehicle in front is monitored is less than the first pre-preview When the threshold is set, the user is reminded to pay attention to the following distance; if the distance between the user's car and the preceding vehicle is less than the second preset threshold, the first braking command is sent to the vehicle-mounted terminal to notify the vehicle-mounted terminal. Depressing a preset depth of brake; if it is monitored that the distance between the user's car and the preceding vehicle is less than a third predetermined threshold and the third predetermined threshold is close to the minimum braking distance of the user's car at the current speed, then The vehicle-mounted terminal sends a second brake command to notify the vehicle-mounted terminal to step on the brake; wherein the third preset threshold <the second preset threshold <the first preset threshold; When the user travels for more than a preset time or when the user inputs an anti-fatigue driving function on command on the mobile terminal, the front camera of the mobile terminal is activated to capture the facial expression of the user; if the user's current facial expression and pre-existence The expressions in the fatigue driving expression library are matched, and the user is reminded to stop the parking and initiate a video request to the preset terminal so that the user of the preset terminal can view the current facial expression of the user; if the user reminds the parking stop at the mobile terminal After the vehicle has not stopped and rested, the acceleration changes in the left, right and front directions of the user's vehicle are further detected. When the amount of acceleration change in the three directions reaches a preset amount of change, the vehicle terminal is Sending a brake command, notifying the vehicle terminal to step on the brake and turning on the danger alarm flash; and dialing the preset terminal so that the user of the preset terminal acquires the current physical fatigue condition of the user. The method of claim 1 wherein the mobile terminal initiates to the in-vehicle terminal The connection request, after establishing a connection with the in-vehicle terminal, further includes: Determine the user's identity based on the password entered by the user; If the current user is different from the user identity of the last time the car was used, the driving data of the user is read according to the determined user identity, and the driving data is stored or uploaded to the cloud server for storage by the mobile terminal; the driving data includes a seat. Adjust data, mirror adjustment data and music type preference data; The read driving data is transmitted to the in-vehicle terminal to cause the in-vehicle terminal to adjust the seat and the rear view mirror, and to load a corresponding type of music. The method of claim 2 wherein said password comprises a fingerprint password, an iris password, a numeric password or a gesture password. The method according to claim 1, wherein if the current facial expression of the user matches the expression in the pre-stored fatigue driving expression database, the user is reminded to stop and rest, including: If the user's eye shape and/or mouth shape match the shape in the pre-stored fatigue driving expression library; The user is then reminded to stop and rest by voice and/or vibrating the seat and/or vibrating the steering wheel. The method of claim 1 wherein The preset terminal is a terminal used by a user or a friend or a monitoring terminal used by a traffic police. A system, comprising: a mobile terminal, configured to initiate a connection request to the in-vehicle terminal, and establish a connection with the in-vehicle terminal; When the user inputs a headlight assist function on command on the mobile terminal, the light sensor of the mobile terminal is activated; if the car enters the tunnel or the user drives at night, the mobile terminal controls the headlight according to the data sensed by the light sensor. Turning on; if the light sensor senses that the amount of change of light reaches a preset threshold from low to high when driving at night, the mobile terminal outputs a reduced vehicle speed command and a near-light alternating flashing command to the vehicle-mounted terminal; The vehicle-mounted terminal is configured to control the vehicle to reduce the speed according to the received command and turn on the far and near headlights to perform alternate flashing of the preset number of times; When the user inputs a pre-collision function on command on the mobile terminal, the mobile terminal is configured to activate a rear camera of the mobile terminal to monitor a vehicle in front of the user's car; if the user's car is monitored and the vehicle in front is monitored When the distance is less than the first preset threshold, the user is reminded to pay attention to the following distance; if the distance between the user's car and the preceding vehicle is less than the second preset threshold, the first brake command is sent to the vehicle terminal. Notifying the vehicle-mounted terminal to step on the brake of the preset depth; if the distance between the user's car and the vehicle in front is monitored to be less than a third preset threshold and the third preset threshold is close to the minimum of the user's car at the current speed a second brake command is sent to the vehicle-mounted terminal to notify the vehicle-mounted terminal to brake the brake; wherein the third preset threshold <the second preset threshold <the first preset threshold; The vehicle-mounted terminal is configured to receive a first brake command or a second brake command sent by the mobile terminal, and perform a corresponding brake operation; When the user travels for more than a preset time or when the user inputs an anti-fatigue driving function on command on the mobile terminal, the mobile terminal is configured to activate a front camera of the mobile terminal to capture a facial expression of the user; The current facial expression matches the expression in the pre-stored fatigue driving expression library, and the user is reminded to stop the parking and initiate a video request to the preset terminal so that the user of the preset terminal can view the current facial expression of the user; The mobile terminal further reminds the user that the acceleration of the acceleration in the left, right and front directions when the vehicle is traveling is not stopped after the parking break, when the acceleration variation in the three directions reaches the preset variation Sending a brake command to the vehicle-mounted terminal, informing the vehicle-mounted terminal to step on the brake and turning on the danger alarm flash; and dialing the preset terminal so that the user of the preset terminal acquires the current physical fatigue condition of the user. The system of claim 6 wherein said mobile terminal is further configured to: Determine the user's identity based on the password entered by the user; If the current user is different from the user identity of the last time the car was used, the driving data of the user is read according to the determined user identity, and the driving data is stored or uploaded to the cloud server for storage by the mobile terminal; the driving data includes a seat. Adjust data, mirror adjustment data and music type preference data; Transmitting the read driving data to the vehicle-mounted terminal; The vehicle-mounted terminal is further configured to adjust the seat and the rearview mirror according to the driving data sent by the mobile terminal, and load the corresponding type of music. The system of claim 7 wherein said password comprises a fingerprint password, an iris password, a numeric password or a gesture password. The system of claim 6, wherein the mobile terminal is specifically configured to: If the user's eye shape and/or mouth shape match the shape in the pre-stored fatigue driving expression library; The user is then reminded to stop and rest by voice and/or vibrating the seat and/or vibrating the steering wheel. The system according to claim 6, wherein the preset terminal is a terminal used by a user's relatives or friends or a monitoring terminal used by a traffic police.

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