Safety emergency terminal with alarm function for automatic driving

Abstract

The invention discloses a safety emergency terminal with an alarm function for automatic driving, which comprises a monitoring terminal for monitoring the safety emergency terminal, an information processing module, an alarm module, a communication module, a man-machine interaction module, a power supply module, a positioning module, an environment sensing module and a data storage module, the information processing module is used for receiving, processing and analyzing various sensor data from a vehicle, the alarm module is used for triggering an alarm signal when an abnormal condition or an emergency event is detected, and the communication module is used for transmitting state information or alarm information of the vehicle to a monitoring terminal or a rescue mechanism. The man-machine interaction module is used for providing interaction for a driver and the safety emergency terminal; according to the scheme, by monitoring the driving state of the driver, the driving concentration of the driver is improved, the occurrence rate of safety accidents is reduced, meanwhile, real-time performance and high precision can be guaranteed when the scheme is used for handling emergency situations, and then the travel safety of the vehicle is improved.

Description

Technical Field

[0001] The present invention belongs to the technical field of autonomous driving, and in particular relates to a safety emergency terminal with an alarm function for autonomous driving. Background Art

[0002] Autonomous driving technology relies on artificial intelligence, visual computing, radar, monitoring devices and global positioning system (GPS) to work together to enable vehicles to drive automatically and safely without any human active operation. In autonomous vehicles, video cameras, radar sensors and laser rangefinders are used to understand the surrounding traffic conditions and navigate the road ahead through detailed maps. The safety emergency terminal for autonomous driving is suitable for various types of autonomous driving vehicles, including passenger cars, commercial vehicles, logistics vehicles, etc. It can play an important role in various complex environments, such as urban roads, highways, rural roads, etc. Especially in emergency situations, such as traffic accidents, natural disasters, etc., the terminal can respond quickly and take measures to ensure the safety of vehicles and passengers.

[0003] Chinese utility model patent CN214474571U discloses a vehicle wading automatic driving system, including a single-chip microcomputer, an automatic driving module, a GPS positioning module, a terminal module, a headlight system, a liquid level sensor, a flashing relay, a first control relay, and a second control relay. The liquid level sensor is arranged at the bottom of the vehicle, and the liquid level sensor is provided with a signal sending module for sending wading signals, and the single-chip microcomputer is provided with a signal receiving module for receiving wading signals. The single-chip microcomputer is respectively connected to the flashing relay, the first control relay, and the second control relay. The flashing relay is connected to the headlight system and wakes up the headlight system at intervals. The first control relay is connected to the automatic driving module, and the second control relay is connected to the GPS positioning module and the terminal module. The liquid level sensor in this case can sense the water level changes at the bottom of the vehicle. Once the vehicle is in the wading area, the vehicle can automatically drive and the headlight alarm, and the vehicle can be dispatched with high accuracy through 5G wireless communication; the aforementioned scheme is only for a single wading environment, and the scope of application is relatively single.

[0004] Therefore, the present invention provides a safety emergency terminal with an alarm function for autonomous driving to solve the problems raised by the above-mentioned background technology. Summary of the invention

[0005] In view of the problems raised by the above background technology, the purpose of the present invention is to provide a safety emergency terminal with an alarm function for automatic driving.

[0006] In order to achieve the above technical objectives, the technical solution adopted by the present invention is as follows:

[0007] A safety emergency terminal with an alarm function for automatic driving includes a monitoring terminal for monitoring the safety emergency terminal, and also includes an information processing module, an alarm module, a communication module, a human-computer interaction module, a power module, a positioning module, an environmental perception module and a data storage module. The information processing module is used to receive, process and analyze various sensor data from the vehicle. The alarm module is used to trigger an alarm signal when an abnormal situation or an emergency event is detected. The communication module is used to transmit the vehicle's status information or alarm information to the monitoring terminal or a rescue agency. The human-computer interaction module is used to provide interaction between the driver and the safety emergency terminal. The power module is used to provide power supply for the safety emergency terminal. The positioning module is used to determine the location information of the vehicle. The environmental perception module perceives the environment around the vehicle in real time through sensors. The data storage module is used to store the vehicle's historical data or alarm records.

[0008] It is further defined that the information processing module includes a core processor, a data interface and a storage unit, the core processor is used to receive, process and analyze data, the data interface is used to connect with the vehicle's sensors and actuators to receive and send data, and the storage unit includes RAM and ROM for temporary and permanent storage of data.

[0009] It is further defined that the alarm module includes a sound alarm component, a light alarm component and a wireless alarm component, the sound alarm component is used to send a sound alarm signal, the light alarm component is used to send a light signal alarm, and the wireless alarm component is used to send a text message or make an emergency call to alarm;

[0010] The alarm module includes abnormal driver status monitoring, specifically head deviation detection. When the driver's head is detected to be tilted to the left or right, it is considered that the head is deviated. When the head is detected to be deviated for a consecutive time, the alarm module will be triggered. The preset time a is 3-5s.

[0011] The alarm module also includes fatigue monitoring, which is specifically obtained by the average eye closure time and the total time of the head deviation state. When the eye closure time accounts for 75 percent of the time b, the driver is considered to be in a fatigue state, and the time b is preset to 10s; when the head is in a left tilt and a right tilt accounting for 60 percent of the time b, the driver is considered to be in a fatigue state.

[0012] It is further defined that the sound alarm component includes a buzzer and a speaker, the light alarm component includes an LED indicator or a flashing light, and the wireless alarm component includes a GSM module and a GPRS module. With such a structural design, an alarm signal is issued by the flashing or color change of the LED indicator, and different flashing frequencies and colors can represent different alarm types or severity levels; through wireless network modules such as GSM / GPRS, the alarm information is sent to a designated mobile phone number in the form of a text message. This method can still issue an alarm signal when the vehicle is far away from the monitoring center or cannot communicate directly.

[0013] It is further defined that the communication module includes a wireless network module, a wired communication interface and a communication protocol stack, the wireless network module is used for wireless communication with the monitoring terminal, the wired communication interface is used for connecting with the vehicle-mounted wired network terminal, and the communication protocol stack is used for supporting the software layer of the safety emergency terminal communication protocol. With such a structural design, the setting of the communication protocol stack can ensure the correct transmission and reception of data.

[0014] It is further defined that the wireless network module is a 4G module or a 5G module, and the wired communication structure is an Ethernet interface.

[0015] It is further defined that the human-computer interaction module includes a display screen, a touch panel and a voice interaction component, the display screen is an LCD or LED display screen, used to display vehicle status and alarm information, the touch panel is used to perform operations of manually triggering an alarm or selecting an alarm type, and the voice interaction component executes voice commands and voice feedback based on voice recognition technology.

[0016] It is further defined that the positioning module includes a GPS receiver and an inertial navigation system, the GPS receiver is used to receive satellite signals to determine the location information of the vehicle, and the inertial navigation system is used to assist GPS in precise positioning.

[0017] It is further defined that the environmental perception module includes a radar sensor and multiple cameras, the radar sensor is a millimeter wave radar or a lidar, the radar sensor is arranged on the top of the vehicle to perceive the environment around the vehicle in real time, and the multiple cameras are arranged around the vehicle to capture image information around the vehicle.

[0018] It is further defined that the data storage module includes an internal memory and an external memory interface, the internal memory is a solid state drive or a mechanical hard drive, used to store the vehicle's historical data and alarm records, and the external memory interface is a USB interface or an SD card slot, used to expand the storage space.

[0019] Beneficial effects of the present invention:

[0020] 1. This solution is provided with an information processing module, an alarm module, a communication module, a human-computer interaction module, a power module, a positioning module, an environmental perception module and a data storage module. The information processing module pre-processes the sensor data, such as filtering and denoising, to improve the accuracy and reliability of the data. The alarm module determines whether to trigger an alarm based on the analysis results of the information processing module. The communication module establishes a communication connection with the monitoring terminal and transmits the vehicle's status information and sensor data to the monitoring terminal in real time. The human-computer interaction module displays the vehicle's status information, alarm information, etc., so that the operator or driver can understand the current condition of the vehicle.

[0021] 2. The power module provides stable DC power to each module, and the positioning module determines the vehicle's location information so that the vehicle can be quickly located and rescued in an emergency. The environmental perception module perceives the environmental information around the vehicle in real time (such as obstacles, pedestrians, other vehicles, etc.), provides assisted driving functions for the driver, and provides additional safety warnings in emergency situations. The data storage module stores the vehicle's historical data and alarm records for subsequent analysis and processing, and provides data support for troubleshooting, performance optimization, etc.

[0022] 3. The sound alarm components of this solution include a buzzer and a speaker. The buzzer alarm emits a high-frequency or low-frequency alarm sound to attract the attention of the driver or relevant personnel. This method is simple and direct and easy to detect; the speaker alarm uses speech synthesis technology to play the alarm information in the form of speech, so that the driver or relevant personnel can understand the nature and severity of the emergency more clearly. This method is more humane and easy to understand and remember.

[0023] 4. In summary, this solution improves the driver's driving concentration and reduces the occurrence rate of safety accidents by monitoring the driver's driving status. At the same time, this solution can ensure real-time and high-precision handling of emergency situations, thereby improving vehicle travel safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] The present invention can be further illustrated by the non-limiting examples given in the accompanying drawings;

[0025] Figure 1 This is an overall system module diagram of an embodiment of a safety emergency terminal with an alarm function for autonomous driving of the present invention;

[0026] Figure 2 A sub-classification module diagram of an embodiment of a safety emergency terminal with an alarm function for automatic driving according to the present invention;

[0027] Figure 3 A sub-classification module diagram of an embodiment of a safety emergency terminal with an alarm function for automatic driving according to the present invention;

[0028] Figure 4 This is a sub-classification module diagram of an embodiment of a safety emergency terminal with an alarm function for autonomous driving according to the present invention.

[0029] The symbols of the main components are explained as follows: information processing module 1, alarm module 2, communication module 3, human-computer interaction module 4, power module 5, positioning module 6, environment perception module 7, data storage module 8. DETAILED DESCRIPTION

[0030] In order to enable those skilled in the art to better understand the present invention, the technical solution of the present invention is further described below in conjunction with the accompanying drawings and embodiments. The technical solution in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the present invention.

[0031] It should be noted that all directional indications in the embodiments of the present invention (such as up, down, left, right, front, back, etc.) are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0032] In addition, the descriptions of "first", "second", etc. in the present invention are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the technical solutions between the various embodiments can be combined with each other, but it must be based on the ability of ordinary technicians in the field to implement. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by the present invention. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0033] like Figure 1As shown, a safety emergency terminal with an alarm function for automatic driving of the present invention includes a monitoring terminal for monitoring the safety emergency terminal, and also includes an information processing module 1, an alarm module 2, a communication module 3, a human-computer interaction module 4, a power module 5, a positioning module 6, an environment perception module 7 and a data storage module 8. The information processing module 1 is used to receive, process and analyze various sensor data from the vehicle. The alarm module 2 is used to detect an abnormal situation or an emergency event, and the alarm module 2 triggers an alarm signal. The communication module 3 is used to transmit the vehicle's status information or alarm information to the monitoring terminal or rescue agency. The human-computer interaction module 4 is used to provide interaction between the driver and the safety emergency terminal. The power module 5 is used to provide power supply for the safety emergency terminal. The positioning module 6 is used to determine the location information of the vehicle. The environment perception module 7 perceives the environment around the vehicle in real time through sensors. The data storage module 8 is used to store the vehicle's historical data or alarm records. The monitoring terminal can be a 5G smartphone, which can reduce hardware costs.

[0034] Preferably, the information processing module 1 includes a core processor, a data interface and a storage unit, wherein the core processor is used to receive, process and analyze data, the data interface is used to connect with sensors and actuators of the vehicle to receive and send data, and the storage unit includes RAM and ROM for temporary and permanent storage of data. The core processor is a high-performance vehicle-mounted processor, such as STM32, which can meet the requirements of real-time performance and data processing capabilities.

[0035] Preferably, the alarm module 2 includes a sound alarm component, a light alarm component and a wireless alarm component, wherein the sound alarm component is used to send a sound alarm signal, the light alarm component is used to send a light signal alarm, and the wireless alarm component is used to send a text message or make an emergency call to alarm;

[0036] The alarm module 2 includes abnormal driver status monitoring, specifically including head deviation detection. When the driver's head is detected to be tilted to the left or right, it is considered that the head is deviated. When the head is detected to be deviated for a continuous time, the alarm module 2 will be triggered. The preset time a is 3-5s.

[0037] The alarm module 2 also includes fatigue monitoring, which is specifically obtained by the average eye closure time and the total time of the head deviation state. When the eye closure time accounts for 75 percent of the time b, the driver is considered to be in a fatigue state, and the time b is preset to 10s; when the head is in a left tilt and a right tilt accounting for 60 percent of the time b, the driver is considered to be in a fatigue state.

[0038] Preferably, the sound alarm component includes a buzzer and a speaker, the light alarm component includes an LED indicator or a flashing light, and the wireless alarm component includes a GSM module and a GPRS module. With such a structural design, an alarm signal is issued by the flashing or color change of the LED indicator, and different flashing frequencies and colors can represent different alarm types or severity levels; the alarm information is sent to a designated mobile phone number in the form of a text message through a wireless network module such as GSM / GPRS. This method can still issue an alarm signal when the vehicle is far away from the monitoring center or cannot communicate directly.

[0039] Preferably, the communication module 3 includes a wireless network module, a wired communication interface and a communication protocol stack, wherein the wireless network module is used for wireless communication with the monitoring terminal, the wired communication interface is used for connecting with the vehicle-mounted wired network terminal, and the communication protocol stack is used for supporting the software layer of the safety emergency terminal communication protocol. With such a structural design, the setting of the communication protocol stack can ensure the correct transmission and reception of data.

[0040] Preferably, the wireless network module is a 4G module or a 5G module, and the wired communication structure is an Ethernet interface.

[0041] Preferably, the human-computer interaction module 4 includes a display screen, a touch panel and a voice interaction component. The display screen is an LCD or LED display screen for displaying vehicle status and alarm information. The touch panel is used to perform operations of manually triggering an alarm or selecting an alarm type. The voice interaction component executes voice commands and voice feedback based on voice recognition technology.

[0042] Preferably, the positioning module includes a GPS receiver and an inertial navigation system (INS), wherein the GPS receiver is used to receive satellite signals to determine the location information of the vehicle, and the inertial navigation system is used to assist GPS in precise positioning.

[0043] Preferably, the environmental perception module 7 includes a radar sensor and multiple cameras, the radar sensor is a millimeter wave radar or a laser radar, the radar sensor is arranged on the top of the vehicle, and is used to perceive the environment around the vehicle in real time, and the multiple cameras are arranged around the vehicle, and are used to capture image information around the vehicle.

[0044] Preferably, the data storage module 8 includes an internal memory and an external memory interface, the internal memory is a solid state drive (SSD) or a mechanical hard disk (HDD), which is used to store the vehicle's historical data and alarm records, and the external memory interface is a USB interface or an SD card slot, which is used to expand the storage space.

[0045] The sound alarm components of this solution include a buzzer and a speaker. The buzzer alarm emits a high-frequency or low-frequency alarm sound to attract the attention of the driver or relevant personnel. This method is simple and direct, and easy to detect; the speaker alarm uses speech synthesis technology to play the alarm information in the form of speech, so that the driver or relevant personnel can understand the nature and severity of the emergency more clearly. This method is more humane and easy to understand and remember.

[0046] To sum up, this solution improves the driver's driving concentration and reduces the occurrence rate of safety accidents by monitoring the driver's driving status. At the same time, this solution can ensure real-time and high-precision handling of emergency situations, thereby improving vehicle travel safety.

[0047] The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. Anyone familiar with the technology may modify or change the above embodiments without violating the spirit and scope of the present invention. Therefore, all equivalent modifications or changes made by those with ordinary knowledge in the technical field without departing from the spirit and technical ideas disclosed by the present invention should still be covered by the claims of the present invention.

Claims

1. A safety emergency terminal with alarm function for automatic driving, characterized in that: The invention comprises a monitoring terminal for monitoring a safety emergency terminal, and also comprises an information processing module (1), an alarm module (2), a communication module (3), a human-computer interaction module (4), a power module (5), a positioning module (6), an environment perception module (7) and a data storage module (8), wherein the information processing module (1) is used to receive, process and analyze various sensor data from a vehicle, the alarm module (2) is used to trigger an alarm signal when an abnormal situation or an emergency event is detected, the communication module (3) is used to transmit the vehicle status information or alarm information to the monitoring terminal or a rescue organization, the human-computer interaction module (4) is used to provide interaction between the driver and the safety emergency terminal, the power module (5) is used to provide power supply for the safety emergency terminal, the positioning module (6) is used to determine the location information of the vehicle, the environment perception module (7) perceives the environment around the vehicle in real time through sensors, and the data storage module (8) is used to store the vehicle's historical data or alarm records.

2. The safety emergency terminal with alarm function for automatic driving according to claim 1, characterized in that: The information processing module (1) comprises a core processor, a data interface and a storage unit, wherein the core processor is used to receive, process and analyze data, the data interface is used to connect with sensors and actuators of the vehicle to receive and send data, and the storage unit comprises a RAM and a ROM for temporarily and permanently storing data.

3. The safety emergency terminal with alarm function for automatic driving according to claim 1, characterized in that: The alarm module (2) comprises a sound alarm component, a light alarm component and a wireless alarm component, wherein the sound alarm component is used to send out a sound alarm signal, the light alarm component is used to send out a light signal alarm, and the wireless alarm component is used to send a text message or make an emergency call to report an alarm; The alarm module (2) includes abnormal state monitoring of the driver, specifically including head deviation detection. When the driver's head is detected to be tilted to the left or to the right, it is considered that the head is deviated. When the head is detected to be deviated for a continuous time a, the alarm module (2) will be triggered. The preset time a is 3-5 seconds. The alarm module (2) also includes fatigue monitoring, which is specifically obtained by the average eye closure time and the total time of the head deviation state. When the eye closure time accounts for 75 percent of the time b, it is considered that the driver is in a fatigue state. The time b is preset to 10 seconds. When the head is tilted to the left or right for 60 percent of the time, it is considered that the driver is fatigued.

4. The safety emergency terminal with alarm function for automatic driving according to claim 3, characterized in that: The sound alarm component includes a buzzer and a loudspeaker, the light alarm component includes an LED indicator light or a flash light, and the wireless alarm component includes a GSM module and a GPRS module.

5. The safety emergency terminal with alarm function for automatic driving according to claim 1, characterized in that: The communication module (3) comprises a wireless network module, a wired communication interface and a communication protocol stack, wherein the wireless network module is used for wireless communication with the monitoring terminal, the wired communication interface is used for connecting with the vehicle-mounted wired network terminal, and the communication protocol stack is used for supporting the software layer of the safety emergency terminal communication protocol.

6. The safety emergency terminal with alarm function for automatic driving according to claim 5, characterized in that: The wireless network module is a 4G module or a 5G module, and the wired communication structure is an Ethernet interface.

7. The safety emergency terminal with alarm function for automatic driving according to claim 1, characterized in that: The human-machine interaction module (4) comprises a display screen, a touch panel and a voice interaction component, wherein the display screen is an LCD or LED display screen for displaying vehicle status and alarm information, the touch panel is used to execute operations of manually triggering an alarm or selecting an alarm type, and the voice interaction component executes voice commands and voice feedback based on voice recognition technology.

8. The safety emergency terminal with alarm function for automatic driving according to claim 1, characterized in that: The positioning module includes a GPS receiver and an inertial navigation system. The GPS receiver is used to receive satellite signals and determine the location information of the vehicle. The inertial navigation system is used to assist the GPS in performing precise positioning.

9. The safety emergency terminal with alarm function for automatic driving according to claim 1, characterized in that: The environment perception module (7) comprises a radar sensor and a plurality of cameras. The radar sensor is a millimeter wave radar or a laser radar. The radar sensor is arranged on the top of the vehicle and is used to perceive the environment around the vehicle in real time. The plurality of cameras are arranged around the vehicle and are used to capture image information around the vehicle.

10. The safety emergency terminal with alarm function for automatic driving according to claim 1, characterized in that: The data storage module (8) comprises an internal memory and an external memory interface, wherein the internal memory is a solid state hard disk or a mechanical hard disk, and is used to store historical data and alarm records of the vehicle, and the external memory interface is a USB interface or an SD card slot, and is used to expand the storage space.

Images