104results about How to "Reduce car accidents" patented technology

An embodiment of the invention discloses an automobile driving behavior detection method and an apparatus thereof, and an automobile. The method comprises the following steps of according to an association relation among a plurality of operation characteristic parameters of the automobile, establishing an automobile operation model; collecting values of the plurality of operation characteristic parameters to train the automobile operation model so as to acquire an automobile operation prediction model, collecting driving behavior data and acquiring a predicted value of a first operation characteristic parameter corresponding to the driving behavior data; and according to the driving behavior data and the predicted value of the first operation characteristic parameter, carrying out driving behavior detection. By using the detection method and the apparatus thereof, and the automobile, based on a neural network, the automobile operation model is established; through machine learning, the automobile operation model is trained so as to acquire the automobile operation prediction model; whether a predicted value acquired through the automobile operation prediction model matches with the driving behavior data is determined; whether an abnormal driving condition is generated is determined; driving safety is increased, automobile accident generation is reduced and a life and property safety of a driver are effectively protected.

The invention discloses a processing method and system for handling a dangerous driving behavior of automobile. The method comprises that driving state data and driving behavior data recorded in an automobile data memory are obtained; whether the automobile is in a dangerous driving state is determined according to the driving state data and the driving behavior data, and if YES, a driving defense instruction is generated and sent to an electronic control unit (ECU); and the ECU controls operation of the automobile based on the driving defense instruction so that the automobile is in a normal driving state. According to the processing method and system, the driving state data and the driving behavior data of the automobile are monitored in the driving process, a driving behavior determining device generates the driving defense instruction according to the dangerous driving state in the automobile driving process and sends the instruction to the ECU, so that the automobile is in the normal driving state; and thus, the using safety of automobile is improved greatly, accidents of automobile are decreased, and life and property safety of drivers are protected effectively.

An embodiment of the invention discloses a vehicle internal network safety detection method and device, and a vehicle. The method comprises the steps of building a vehicle running model according to an incidence relation between a plurality of running characteristic parameters of the vehicle; training the vehicle running model to obtain a vehicle running prediction model and obtain a running parameter value carried by a control instruction which is transmitted on a vehicle internal network bus; obtaining a predicted value of a first running characteristic parameter based on the vehicle running prediction model, and detecting the running parameter value and the predicted value of the first running characteristic parameter according to an intrusion detection rule so as to judge whether an attack occurs or not. By the safety detection methodand device, and the vehicle disclosed by the embodiment of the invention, the vehicle running prediction model is built based on neural network and machine learning, and whether the predicted value of the running characteristic parameter matches the running parameter value carried by the control instructionis judged, so that whether the attack occurs or not is determined; the safety to use the vehicle is improved; vehicle accidents are reduced, and life and property safety of drivers is effectively protected.

The invention discloses a fatigue driving electroencephalogram monitoring method based on the degree of meditation and the degree of concentration. The method includes the steps of 1, brain wave signal acquisition, wherein a brain electrical signal acquisition device is adopted to acquire and preprocess brain wave signals of a driver and synchronously transmit the brainwave signals to a brain electrical signal monitoring device; 2, brain wave signal analysis and processing, wherein analysis and processing are conducted on the brain wave signals acquired and preprocessed by the brain electrical signal acquisition device each second according to the sequence of sampling time, and whether the driver is in the fatigue state or not is judged; the brain electrical wave signals acquired and preprocessed in any second are analyzed and processed in the following steps of synchronous brain electrical wave storage, meditation degree and concentration degree extraction, fatigue degree calculation, threshold value comparison, driver fatigue degree calculation in continuous K seconds and fatigue driving judgment. The fatigue driving electroencephalogram monitoring method is simple in steps, reasonable in design, convenient to implement, good in use effect and capable of accurately monitoring the fatigue driving state of the driver easily, conveniently and fast.

The invention discloses a driving fatigue electroencephalogram monitoring method based on electrooculogram and electroencephalogram comprehensive determination, comprising the steps: first, connecting devices and initializing parameters; connecting an electroencephalogram signal acquisition device with an electroencephalogram signal monitor terminal, and setting fatigue step parameters through a master control chip of the electroencephalogram signal monitor terminal; second, acquiring electroencephalogram signals: using the electroencephalogram signal acquisition device to acquire and pretreat electroencephalogram signals of a driver, and synchronously transmitting the pretreated electroencephalogram signals to the electroencephalogram signal monitor terminal; third, analyzing the electroencephalogram signals: calling an electrooculogram determination module and an electroencephalogram determination module in the same time by the master control chip of the electroencephalogram signal monitor terminal, and analyzing the electroencephalogram signals acquired and pretreated by the electroencephalogram signal acquisition device. The method of the invention has simple steps and reasonable design, is convenient to implement and effective to use, can accurately monitor the driving fatigue state of the driver in a simple, quick and real-time manner and has high practical value.

The invention relates to a control method of a vehicle manual control accelerator with a cruise function and a system thereof. The method comprises a manual control accelerator control method, a manual control cruise control method and a foot accelerator control method, wherein the foot accelerator control method is to maintain the original foot accelerator control system; the manual control accelerator control method is to additionally arrange a manual control accelerator control system which can be individually controlled at the same time; and the manual control cruise control method is to additionally arrange a cruise control system at the same time. The system comprises a manual control accelerator system, a manual control cruise system, a foot accelerator system, a foot control brake system, and a co-control system of the foot control brake system, the manual accelerator system and the manual control cruise system.

The invention discloses a fatigue driving electroencephalogram monitoring method based on blink frequency identification. The fatigue driving electroencephalogram monitoring method includes the steps that 1, brain wave signals are collected, wherein brain wave signals of a driver are collected, preprocessed and synchronously transmitted to a brain wave signal monitoring device; 2, the brain wave signals are analyzed and processed, the brain wave signals received in all analysis processing cycles are analyzed and processed according to the preset analysis processing frequency and the time sequence, and analysis processing includes the following steps that the brain wave signals received in the previous n analysis processing cycles are analyzed and processed, the blink judgment threshold is determined, statistics is conducted on the blink times of the driver in the precious n analysis processing cycles, the brain wave signals received in the n+1th analysis processing cycle are analyzed and processed, and the brain wave signals received in the next analysis processing cycle are analyzed and processed. The fatigue driving electroencephalogram monitoring method is simple in step, reasonable in design, convenient to implement, good in use effect and capable of accurately monitoring the fatigue driving state of the driver easily, conveniently and fast.

The invention discloses a driving fatigue electroencephalogram monitoring method based on stepped fatigue determination, comprising the steps: first, connecting devices and initializing parameters; second, acquiring electroencephalogram signals: using an electroencephalogram acquisition device to acquire and pretreat the electroencephalogram signals of a driver, and synchronously transmitting the pretreated electroencephalogram signals to an electroencephalogram signal monitor terminal; third, analyzing the electroencephalogram signals: analyzing the electroencephalogram signals acquired and pretreated within any second, and calling a stepped fatigue determination module to carry out analysis by a master control chip, wherein the process includes: synchronous storage of electroencephalogram signals, extraction of mediation degree and attention degree, determination of mediation degree corrected value and time corrected parameter, increase and decrease in fatigue step parameter, and judgment of driving fatigue. The method has simple steps and reasonable design, is convenient to implement and effective to use, can accurately monitor the driving fatigue state of a driver in a simple, quick and real-time manner and has high practical value.

The invention discloses a fatigue driving electroencephalogram monitoring method based on multi-threshold comparison. The fatigue driving electroencephalogram monitoring method comprises the following steps of step 1, acquiring an electroencephalogram signal: acquiring and pre-treating the electroencephalogram signal of a driver by using an electroencephalogram signal acquiring device, and synchronously transmitting the electroencephalogram signal to an electroencephalogram signal monitoring device; step 2, carrying out analysis treatment on the electroencephalogram signal: carrying out the analysis treatment on the electroencephalogram signal which is acquired and pre-treated by the electroencephalogram signal acquiring device within each second according to the sequence of sampling time, and judging whether the driver is at a fatigue driving state or not at the moment according to an analysis treatment result. The process of carrying out the analysis treatment on the electroencephalogram signal which is acquired and pre-treated within any second comprises the following steps: synchronously storing the electroencephalogram signal, extracting a characteristic signal, determining a characteristic quantity, carrying out the multi-threshold comparison and judging the fatigue driving. The method disclosed by the invention has simple steps, a reasonable design, is convenient to realize and has good use effects; the fatigue driving state of the driver can be conveniently, simply, rapidly and accurately monitored.

The invention discloses an intelligent management platform based on dynamic traffic graph spectrum analysis in the technical field of traffic management. The intelligent management platform based on dynamic traffic graph spectrum analysis comprises a data collection subsystem for data collection and coding, a query statistics subsystem for data query requests, a central processing system for dataanalysis and judgment, a data storage module for data storage and maintenance, a cloud server module for data information solution, a mobile intelligent terminal module for data information exchange and transmission, a video playing module for playing road traffic information and a voice prompt module. The invention can report the time required for the vehicle to the next intersection through thevoice prompt module, so as to prompt the vehicle owner to adjust the vehicle speed in time and reduce the waiting time due to the red light. The traffic light control module is electrically connectedwith the traffic signal lights, which makes it easy to adjust the display time of traffic lights in time, effectively reducing the traffic pressure of the large city.

A remote monitoring and early warning system for automobiles. Including a remote control transmitter, its function is to receive the signal and convert it into a transmission signal when the car stops suddenly due to a breakdown or accident during fast driving, or directly transmit the signal on the signboard for road maintenance and maintenance. ; a remote control receiver for receiving signals from remote control transmitters; a central processing unit that processes signals from the remote control receiver and sends out alarm bells and voice cycle prompts; A liquid crystal or digital display connected to the output terminal of the central processing unit; a circular alarm alarm that receives the command of the central processing unit and sends out an alarm bell; a voice reminder that receives the command of the central processing unit and sends out a voice cycle prompt. It is suitable for remote monitoring and early warning of all cars including large, medium and small cars, large, medium and small passenger cars, large, medium and small trucks, pure electric vehicles, and hybrid vehicles.

The invention belongs to the technical field of classified garbage information processing and discloses a classified garbage disposal system and a classified garbage disposal method with garbage classifying boxes. The classified garbage disposal system with garbage classifying boxes comprises a video monitoring module, a center control module, a weight adjusting module, a distributing module, a voice prompting module, a peculiar smell purifying module, a gravity separating module, a compression module, a cleaning module and a display module. Garbage in areas are uniformly distributed and controlled in the garbage boxes effectively through the weight adjusting module, and the probability of occurrence of car accidents caused by non-uniform garbage distribution is reduced. Meanwhile, the utilization ratio of each garbage box is improved, so that the probability that garbage is scattered everywhere is further reduced, and meanwhile, waste of resources as the garbage boxes are not used isalso avoided.

The invention relates to the technical field of automatic driving, and specifically relates to a vehicle automatic driving system. The vehicle automatic driving system is characterized in that a laserradar, a camera module, a steering sensor, front and back sensors, a speed transmitter, an acceleration sensor, an inclination angle sensor, a network module, an electronic radar, a laser range finder and a positioning module are connected with a vehicle-mounted integrated controller; the network module is connected with a mobile device terminal and a remote monitoring service terminal; and the laser range finder and the laser radar are connected with the speed transmitter and the acceleration sensor. The vehicle automatic driving system has the advantages that the vehicle automatic driving system interacts with an urban road center for real-time data, thus being able to timely update the road information, improving the navigation accuracy, and greatly reducing occurrence of violation events, such as vehicle overspeed, and red light violation, so as to reduce the occurrence probability of traffic accidents and guarantee safety of drivers to some extent.

The invention discloses an automatic vehicle driving system and a usage method therefor. The automatic vehicle driving system comprises a laser radar device, a position evaluation device, a camera andradar devices, wherein the laser radar device is arranged on a top part of a vehicle body and is used for scanning in all directions, an accurate three dimensional map about a vehicle body environment can be obtained, the position evaluation device is arranged on a left rear wheel of the vehicle body and is used for accurately positioning a position thereof on the map, the camera is arranged beside a rearview mirror and is used for helping a vehicle-mounted computer to identify side pavements and bicycle barriers, and the radar devices are arranged on a periphery of the vehicle body and are used for determining distance from the positions of the barriers. The beneficial effects of the automatic vehicle driving system and the usage method therefor disclosed in the invention are that due toreal time data interaction between the automatic vehicle driving system and an urban road center, road information can be timely updated, and navigation accuracy can be improved; peccancies such as overspeeding, jumping a red light and the like can be greatly reduced; probabilities of car accidents can be lowered; safety of a driver can be ensured to a certain degree.

The invention provides a vehicle intelligent network real-time communication device and a communication method thereof. The device comprises an overall vehicle electronic control unit, a communication electronic control unit and a storage unit. The overall vehicle electronic control unit comprises a controller LAN module, a serial peripheral interface module and a control module. The communication electronic control unit comprises an asynchronous receiver/transmitter module, two serial peripheral interface modules, two controller LAN modules, a control module and a USB module. The device further comprises a GPS module, a 4G module, a controller LAN bus and two controller LAN transceivers. According to the invention, the on-board wireless network of a vehicle is connected with mobile communication equipment during the driving process of the vehicle based on the WiFi and the 4G wireless network. Meanwhile, based on the wireless network communication technology, the real-time data exchange is realized. Based on the controller LAN bus technology, the data of the above vehicle can be acquired in real time. Moreover, the acquired data can be transmitted to a display screen, so that the surrounding road condition can be provided for the driver of the vehicle in real time.

The invention provides a double-cylinder active shock absorber. The other end of a compression valve component (9) at the tail of a round cylinder is communicated with a one-way valve (11) by virtue of an oil pipe; the one-way valve (11) is connected with an oil passage (5) in the round cylinder by virtue of a connecting oil pipe (12) which penetrates through an electromagnetic valve component (13); the periphery in the round cylinder is provided with a piston rod II (3); the middle of the periphery of the piston rod II (3) is provided with a dust-proof component (6); the lower part of the periphery of the piston rod II (3) is provided with a spring (7); the tail of the periphery of the piston rod II (3) is provided with a movable piston (10); the piston rod II (3) is connected to a movable piston (10); the spring (7) is arranged between the dust-proof component (6) and the movable piston (10). The double-cylinder active shock absorber is good in creation comfortability and good in turning performance.

The invention relates to the technical field of barrier monitoring at traffic intersections, in particular to a barrier monitoring system used at a traffic intersection. The barrier monitoring systemcomprises a vehicle-mounted terminal and a plurality of numbered monitoring terminals, wherein the vehicle-mounted terminal is used for being mounted on a vehicle and performing signal transmission and reception; the monitoring terminals are used for being mounted at right-turning bends and conducting barrier detection; the vehicle-mounted terminal comprises a display module, a GPS module, a transceiving module and a microprocessor; and each monitoring terminal comprises a barrier detection module, a communication module and a microcontroller. The barrier monitoring system prompts a driver that a barrier exists in a blind zone of the upcoming right-turning bend in advance on the vehicle-mounted terminal, avoids the driver from having no chance of avoiding the barrier when the driver findsthe barrier after turning, reduces the occurrence of car accidents, only transmits barrier information to the vehicle-mounted terminal by means of the monitoring terminals after the vehicle enters theturning lane, and is more precise and timely.

The invention belongs to the technical field of traffic management, and particularly relates to a smart city monitoring system based on image recognition. The system comprises an equipment terminal, an information acquisition module and a central processing module. The equipment terminal comprises a traffic light column and a voice broadcast assembly. The traffic light column is used for commanding pedestrians to pass across the traffic light intersection through color and number conversion; and the voice broadcast assembly is arranged in the traffic light column and used for commanding the pedestrians to pass orderly according to the time displayed on the traffic light column. The accuracy of information transmission can be effectively enhanced through a color and voice dual-reminding mode, and the problem that the color blindness cannot accurately grasp signal reminding of the traffic light column when passing across the traffic light intersection is effectively avoided. Pedestriansare supervised through the information acquisition module, traffic rule management is carried out on the pedestrians through voice broadcast warning and concern language, violation information recording processing is carried out on the pedestrians breaking the traffic rules, and the traffic awareness of the pedestrians is effectively guided and enhanced.

The invention discloses a brake safety protection system for a new energy automobile, relates to the technical field of new energy automobiles, and aims to solve the problems that the internal structure of a brake device is not protected under the emergency brake condition of the automobile, and the like. The brake safety protection system comprises a first box body, a brake plate and a wheel axle, partition plates are welded to the inner walls of the two sides of the first box body, and the top of each partition plate is fixedly connected with a second box body through bolts. The braking purpose can be achieved through the brake plate, the internal structure of the second box body can be emergently cooled when an automobile is emergently braked, the brake plate can be conveniently disassembled and assembled, an operator can conveniently replace the brake plate by himself, the safety of the operator is guaranteed to a certain degree, car accidents are reduced, damage to some parts of the vehicle in the emergency braking process is avoided, and spontaneous combustion of the vehicle due to the fact that the temperature is too high after emergency braking can be prevented.