Remote automobile control system and working method thereof

[0023] refer to figure 1 , figure 2 As shown, the car remote control system of the present invention, which is applied in a car, mainly includes three parts of a remote controller 10, a gateway device 20, and a vehicle-mounted control unit 30, wherein: the remote controller 10 sends a data signal through a wireless data network. To the gateway device 20; the gateway device 20 is integrated with a zigbee/Bluetooth communication module 201 and an Internet access module 202 to transmit wireless data signals; the in-vehicle control unit 30 is provided with a wireless communication module 301, a control module 302, and an execution module 303, the The control module 302 is respectively connected with the wireless communication module 301 and the execution module 303, and the execution module 303 is connected with the on-board computer system (not shown in the figure) of the automobile.

[0024] The above-mentioned remote controller 10 can be an authorized mobile phone, tablet computer or PC and other Internet-connected electronic products. The above-mentioned product can be connected to the gateway device 20 for data transmission by connecting to Ethernet and send control command signals to the gateway device 20 . The operation interface of the above-mentioned remote controller 10 is provided with various control commands. After inputting the correct account number and password, the user can select the control commands on the operation interface, such as: turning on the power of the whole vehicle, starting the engine of the car, and turning on the air conditioner in the car. And adjust any temperature, adjust the multimedia display and so on. In addition, when the number of incorrect account numbers and passwords entered by the user exceeds a certain number of times (the number of times can be set by the user), the gateway device 20 will send a push message to the authorized mobile terminal to inform the user.

[0025] The Internet access module 202 in the gateway device 20 is a data processing and transmission module with a sim card or other capable of connecting to the Internet. The Internet access module 202 enables data transmission between the gateway device 20 and the remote control 10 . The gateway device 20 is also connected to a power supply unit 40. The power supply unit 40 can be designed integrally with the gateway device 20, or can be designed separately. Preferably, the power supply unit 40 is a battery connected to the power supply device of the car. It charges and in turn powers the gateway device 20 . In this embodiment, the power supply unit 40 is selected as a UPS uninterruptible power supply.

[0026] The vehicle-mounted control unit 30 is respectively connected to a power supply device of the vehicle and a computer system (Automotive Electronic Control Module Electric Control Module, ECM), wherein the power supply device provides an uninterrupted power supply to each module of the vehicle-mounted control unit 30 . The wireless communication module 301 in the vehicle-mounted control unit 30 is a zigbee/Bluetooth communication module, used to receive the data signal sent by the gateway device 20; the control module 302 is used to analyze, process and generate a control module after receiving the data signal. The execution module 303 sends the generated control signal to the on-board computer system, and the on-board computer system controls the ignition system, air conditioning system, etc. of the car. In addition, the in-vehicle control unit 30 can also capture the temperature value in the car in the in-vehicle computer system, and send the obtained temperature value to the authorized mobile phone through the gateway device 20, so that the car owner can directly know the current temperature in the car through the authorized mobile phone, for the corresponding action. In addition, the on-board control unit 30 can also capture other data information through the on-board computer system, such as: remaining fuel in the fuel tank, tire pressure, air quality, battery voltage, oil level, etc., so that the car owner can get a comprehensive understanding of the car condition.

[0027] As a better solution, the gateway device in the vehicle remote control system of the present invention can also be connected with a sensor with a wireless communication function and a global geographic location positioning module with a wireless communication function in the vehicle. The wireless communication function here is based on zigbee /Bluetooth communication technology, the sensor body specifically refers to one of the door sensor, chemical sensor, emergency button or infrared probe, the sensor is installed in the door, window, trunk and other positions of the car. When the above sensor is abnormal, it will send an alarm signal to the authorized mobile phone through the gateway device; and the obtained car location information can be sent to the authorized mobile phone through the global geolocation module, so that the user can know the information through the mobile phone at any time. The location of the car.

[0028] The gateway device in the automobile remote control system of the present invention can also be provided with a wifi module, which can be connected to a camera with a wireless communication function in the automobile, and the camera can send the collected image information to the gateway through the WIFI communication protocol. The device is then sent to the authorized mobile phone by the gateway device through the transmission method of the Internet, so that when illegal elements break into or destroy the vehicle, the owner can immediately know the vehicle status and illegal element information through the authorized mobile phone, so as to take corresponding alarm measures. . In addition, the gateway device of the present invention and the camera can also transmit video data through wireless high-definition video transmission technology (UWB (UltraWideband) carrierless communication technology, WiDi (Intel Wireless Display) wireless high-definition technology, etc.).

[0029] refer to image 3 As shown, the vehicle remote control method of the present invention, the specific steps include:

[0030] 1) The remote control sends a control command signal to the gateway device; specifically: the user enters the authorized account and password corresponding to the program on the operation interface of the remote control (such as a mobile phone), and after the input is correct, after logging in, select the corresponding one on the operation interface. To execute a command (such as: start the car engine), the mobile phone will send the execution command signal to the gateway device by connecting to the Internet.

[0031] 2) The gateway device receives the above control command signal and sends the analyzed and processed control command to the vehicle-mounted control unit; specifically: the gateway device receives the control command signal for starting the car engine sent by the authorized mobile phone in step 1) through the Internet access module, and will receive The received control commands are decoded and then re-encoded and sent to the vehicle-mounted control unit through the zigbee/Bluetooth protocol.

[0032] 3) After the on-board control unit decodes and processes the received control instructions, it sends control signals to the actuator, and the actuator transmits the control signals to the on-board computer system to perform corresponding actions; specifically: the zigbee/ The bluetooth communication module receives the car engine control command signal sent by the gateway device, and after analysis and processing by the control module, a car engine engine control signal is generated, and then the execution module transmits the car engine engine control signal to the vehicle The computer system, the on-board computer system controls the ignition system of the vehicle to perform the ignition action according to the above-mentioned control signal for starting the vehicle engine. (The on-board computer system here is a well-known technology for controlling the ignition system, air-conditioning system and other in-vehicle systems of the automobile, and the applicant will not describe it in detail here).

[0033] 4) The vehicle-mounted control unit judges whether the execution of its actuator is successful, if successful, it ends; if it is unsuccessful, it goes to step 5);

[0034] 5) The vehicle control unit sends a notification message to the remote control. The data is transmitted to the execution module through the data interface. The on-board computer system generates a notification message after judging that the execution action is unsuccessful, and finally transmits it to the authorized mobile phone through the on-board control unit and gateway device. The ignition is successful, so that the vehicle ignition action can be continued.

[0035] The automobile remote control system of the present invention can not only realize the actions of the user to remotely ignite, turn on the air conditioner, etc., but also can be connected with the wireless communication sensor and the global geographic location positioning module in the automobile through the gateway device, so as to realize the function and location of the automobile anti-theft alarm. Information viewing function.

[0036] There are many specific application ways of the present invention, and the above are only the preferred embodiments of the present invention. It should be pointed out that for those skilled in the art, without departing from the principle of the present invention, several improvements can be made. These Improvements should also be considered as the protection scope of the present invention.