94 results about "Safe driving" patented technology

A vehicle, a method of controlling a vehicle, and a non-transitory computer readable storage medium are described. The vehicle can comprise a management and control system associated to onboard systems and / or to a driving input interface and / or to the engine and / or powertrain and / or to at least one wheel and / or to the chassis. The management and control system can: determine aggregated command outputs; detect one or more dynamic parameters exceeding a threshold safety value; selectively prioritize each of the aggregated command outputs based on one or more of the dynamic parameters to change from a user-selected driving mode to a safety driving mode; and change the prioritized safety driving mode back to the user-selected driving mode in response to the one or more of the dynamic parameters no longer exceeding the threshold safety value.

This invention discloses a safe driving voice and visual interaction control method. The method includes: synchronously collecting and preprocessing the driver's visual data and voice interaction data; extracting key visual features based on the preprocessed visual data and calculating visual state feature values; triggering standardized voice interaction based on the visual state feature values, calculating a voice activity score in conjunction with the preprocessed voice interaction data, and determining the driver's voice response delay level based on the voice activity score; matching based on a predefined 3D virtual guide action sequence according to the voice response delay level, triggering a linkage response after matching to form a non-intrusive driving reminder with light, sound, and shape linkage; and completing closed-loop feedback control based on the execution state of the 3D virtual guide action sequence and the non-intrusive driving reminder with light, sound, and shape linkage. The method provided by this invention can reduce the monitoring misjudgment rate and achieve non-intrusive safety reminders.

The application discloses a safety control method and system for unmanned loader based on machine learning, and relates to the technical field of safety control.The method comprises the following steps: processing multi-source sensor data by using an anti-vibration feature extraction network to generate a safety evaluation coefficient; analyzing a safety state based on a variational autoencoder model to generate structured safety warning information; applying reinforcement learning for multi-objective optimization to output a safe driving trajectory; and finally converting the trajectory into a control instruction through a deep learning controller and adjusting the control parameters in real time based on an online learning mechanism.The application realizes intelligent safety control of the unmanned loader under complex working conditions by constructing a whole-process machine learning processing chain from data acquisition to control execution, and solves the problems of poor safety control adaptability, insufficient cooperation between control modules and vibration interference affecting the accuracy of judgment in the prior art.

This invention provides an intelligent driving chassis domain uneven road surface adaptive control method, system, and vehicle, belonging to the field of intelligent driving vehicle control technology. The method includes: activating the autonomous driving function; determining whether to activate the uneven road surface adaptive passage mode based on the road condition information of the current driving road surface and the vehicle's wheel acceleration; when the uneven road surface adaptive passage mode is activated, collecting the road condition data ahead of the vehicle and drawing a real-time data map of the road condition ahead, and classifying the road surface type according to the unevenness and distribution of the road surface; selecting the corresponding drive priority control, braking priority control, or steering priority control strategy to control the vehicle according to different road surface types, adjusting the vehicle's driving state in real time, and realizing the passage of the uneven road surface in a smooth and comfortable or fast and safe mode, thereby ensuring the automatic safe driving of the vehicle on uneven road surfaces and improving the safety performance of autonomous driving on special road surfaces.

This application provides a collision avoidance method, device, and electronic device for unmanned driving in mines, relating to the field of unmanned driving technology. The method includes: real-time acquisition of a global traffic information map, first state information of a target vehicle, and second state information of surrounding vehicles; the global traffic information map is used to characterize the position and state of all vehicles in the mining area; based on the first state information, second state information, and the global traffic information map, a first expansion path corresponding to the target vehicle and second expansion paths corresponding to other vehicles are generated; both the first and second expansion paths are safe driving areas generated after the corresponding paths are expanded; if a collision point exists between the first expansion path and any of the second expansion paths, the target vehicle is controlled to avoid a collision with a potentially colliding vehicle. This method can reduce computational complexity, thereby improving the real-time performance of collision avoidance scheduling and reducing the risk of vehicle collisions.

A safe driving determination apparatus includes an angle value calculation part that calculates an angle value indicating a face direction angle of a driver with respect to the traveling direction, a determination part that determines whether or not the driver is in a state of being inattentive to the road ahead on the basis of whether or not an integrated value of angle values during a past predetermined determination period is equal to or greater than a threshold value, and a road state identification part that identifies a state of a road on which the vehicle is traveling, wherein the determination part determines the determination period on the basis of the state of the road on which the vehicle is traveling.

The burden of an administrator to confirm a driver's compliance state with safe driving is reduced while the communication volume of videos from an in-vehicle terminal is limited to a minimum. An information processor determines the presence or absence of safe driving behavior of a driver on the basis of video data received from a vehicle and / or a terminal on the vehicle. The processor receives mobile body information including information about the speed and location of the vehicle; and detects an event related to the movement of the vehicle from the mobile body information. The video data that is received includes driving operations of the driver corresponding to an event related to movement of the vehicle. The processor identifies a condition corresponding to the event; and obtains a determination result by using the condition and the video data as inputs to a determination unit.

The present invention provides a rear-view mirror and an image display method of a rear-view mirror. The rear-view mirror according to a preferred embodiment of the present invention captures an image by using a camera, detects a person by using a LiDAR sensor in a favorable weather situation, and detects an object by using a radar sensor in an adverse weather situation. In addition, the rear-view mirror may match a person or object detected in the image with the person or object detected by using the sensors on the basis of the locations thereof and, when displaying the image on a display of the rear-view mirror, display additional information obtained using the sensors for the corresponding person or object, thereby enabling the driver to more clearly identify an object included in the image and obtain additional information such as the distance to a person or object, so as to contribute to safe driving.

The application discloses a traffic intersection traffic light control method, including collecting real-time data, presetting pedestrian quantity range, presetting vehicle flow length range, calculating special vehicle intersection, special vehicle active regulation communication light, traffic accident dredging. The application obtains the latitude and longitude coordinate information of the special vehicle position and the latitude and longitude coordinate information of the intersection center position captured by the corresponding Beidou positioning equipment of the vehicle detector through the signal control machine, calculates the special vehicle driving path intersection, controls the traffic signal lamp of the special vehicle driving direction intersection to be green by the signal control machine, timely opens the green channel for the special vehicle, provides more efficient and safe driving route for the special vehicle, improves the emergency response speed and rescue efficiency; according to the vehicle flow and the pedestrian flow, the traffic intersection traffic light is regulated, the change of the traffic flow can be responded in real time, and the road traffic capacity and the traffic management level are improved.

This invention discloses a vehicle control method, device, electronic device, storage medium, and program product. The method includes: detecting first information about a first vehicle; responding to the first information indicating that a first travel segment is a downhill section, determining a first speed based on second information, the second information indicating the weight of the first vehicle and the gradient of the first travel segment; responding to the first information indicating that the first travel segment is a turning section, determining a second speed based on third information, the third information indicating the road surface friction coefficient and turning radius of the first vehicle when traveling on the first travel segment, the second speed indicating the upper limit of the permissible speed for the first vehicle to make a smooth turn on the first travel segment; and controlling the first vehicle to travel on the first travel segment based on the first speed or the second speed. This application solves the problem of safe driving of engineering transport vehicles throughout the entire transportation journey.

An autonomous cruise control (ACC) system that implements a corrective action strategy based on driving conditions for a vehicle is provided. The ACC system includes a drive unit, vehicle sensors and a controller. The controller: receives at least signal from at least one vehicle sensor indicative of a driving condition; determines, based on the signal, whether the at least one signal satisfies a threshold indicative of an unsafe driving condition; and performs the corrective action strategy based on the determination that at least one signal satisfies an unsafe driving condition. The corrective action strategy comprises at least one of: (i) increasing a preset distance to a target vehicle; (ii) communicating a message to a human machine interface indicative of an unsafe driving condition; (iii) communicating a signal to vehicle brakes to initiate a braking event; and (iv) communicating a signal to a traction control system to alter an acceleration setting.

This invention relates to a control method, device, air conditioner, and storage medium for an in-vehicle air conditioner. The method includes: acquiring the interior temperature, exterior temperature, and exterior humidity values ​​when the in-vehicle air conditioner is in a first heating mode; determining a target difference between the interior and exterior temperatures; determining a defogging strategy for the in-vehicle air conditioner based on the target difference and the exterior humidity; and controlling the in-vehicle air conditioner according to the defogging strategy. Therefore, this invention monitors the exterior temperature, interior temperature, and exterior humidity values, and controls the in-vehicle air conditioner based on these values ​​to achieve defogging of the windshield inside the vehicle. This eliminates the need for the driver to manually switch heating modes, improving the safety of windshield defogging and ensuring safe driving.

The utility model relates to a kind of for non-road sightseeing vehicle, including monitoring device and alarm device, the monitoring device is installed in the both sides of sightseeing vehicle and can monitor and identify whether the passenger in car stretches out of car or the foreign matter outside car enters in car, the alarm device is installed on sightseeing vehicle, and the alarm device is electrically connected with the monitoring device, and when the passenger in car stretches out of car is monitored and identified by the monitoring device, the reminding is sent out, the utility model has the beneficial effect that: whether the passenger in sightseeing vehicle stretches out of car or the foreign matter outside car enters in car can be accurately identified, and when the passenger in sightseeing vehicle stretches out of car, prompt is sent out, prevent the security risk that passenger stretches out of car exists, and avoid error prompt when the foreign matter outside car enters in car, it is beneficial to safe driving.

DEPCT63 The seat slider mechanism for the driver's seat, which engages after the engine starts, prevents the driver's seat from being seated. Slide to the non-driving position and enable safe driving operations; it is installed at... The driver's seat 1 can be adjusted between positions, allowing for a driving position suitable for various driving styles. The unsuitable driving position when driver's seat 1 is in the unsuitable driving position. The engine will be suppressed and cannot be started, and the vehicle can be driven when driver's seat 1 is in the correct position. The engine will be allowed to start after the engine has started, stopper 27 is extended to... The forward-leaning driver's seat position 1, where the driver can drive, will be prevented from sliding to... Autonomous driving position The image chosen is image number 3. -----------------------------------------------------------

This invention relates to a method and system for sending early warnings and alerts for new energy vehicles. The method includes: acquiring multi-dimensional data of the vehicle in real time; defining multiple risk states based on the vehicle's application status and different parameters in the multi-dimensional data; assigning a risk weight to each risk state; comparing the multi-dimensional data with a data judgment table; dynamically adjusting each risk weight based on the comparison result and the corresponding vehicle status to obtain the latest risk weight; calculating the current assessment score based on the latest risk weight; matching the current assessment score with a level determination rule; and performing a corresponding push operation based on the matching result. This application enables real-time monitoring of vehicles, corresponding risk assessments, and dynamic emergency strategies, providing drivers with a safer driving environment.

The application relates to a driving auxiliary teaching method and device, electronic equipment and a storage medium. The method provided in the application comprises the following steps: acquiring environmental sensing data around a target vehicle and reference driving track data corresponding to a driving route of the target vehicle; determining driving reference data for indicating safe driving of the target vehicle along the reference driving track according to the data; determining driving gap data according to driving behavior data of the target vehicle and the driving reference data; and generating corresponding driving teaching video according to the driving reference data and the driving gap data. By comparing the driving behavior data and the driving reference data, the error driving operation of the user is quantified as the driving gap data, the error correction rate of the driving behavior of the student is improved, meanwhile, the driving gap data is converted into intuitive visual experience through the personalized teaching video, the intuitiveness and attraction of the teaching are greatly improved, and the teaching effect is greatly improved.

The application discloses a kind of intelligent vehicle active obstacle avoidance control methods based on visual perception, to improve the driving safety of vehicle in complex traffic scene.The application relates to the field of intelligent driving.The application includes upper and lower two layers, the upper layer is environment perception module, the lower layer includes risk assessment module, path planning module and pure tracking algorithm.The upper layer environment perception module includes RRW-YOLOv11n, multi-scale features are extracted through RGCEBlock module, feature fusion is enhanced by Re-calibration FPN structure, the boundary box regression accuracy is optimized using WPIoU loss function, and finally the perception information is outputted;The lower layer risk assessment module carries out multi-source risk assessment to obtain multi-source risk probability, and the posterior risk probability is calculated after Bayes risk fusion, and the path is planned out by path planning module;Path tracking control is carried out by pure tracking algorithm, to realize the safe driving of vehicle in complex traffic scene.

The present application relates to the field of vehicle operation monitoring, and relates to a real-time monitoring and early warning system for vehicle operation state. The present application determines the allowable speed limit by obtaining the prescribed speed limit of the road where the current position of the monitored vehicle is located, combining the road type and environmental parameters of the current position; if the current driving speed exceeds the allowable speed limit, it is determined that there is an overspeed behavior and a warning reminder is issued; otherwise, the driving speed and the distance of the vehicles around the monitored vehicle are obtained, the current driving speed of the monitored vehicle is combined to determine whether the monitored vehicle has an abnormal driving speed; if there is an abnormal driving speed, the braking deceleration and the distance of the preceding vehicle of each braking in the recent history period of the monitored vehicle are obtained to preliminarily determine whether the monitored vehicle has an abnormal driving state, and the distance of the preceding vehicle and the driving speed of each braking in the historical safe driving record of the driver are analyzed to determine whether a reminder is needed. The practicality and reliability of the early warning are improved.

The utility model discloses a kind of subgrade widening spliced subgrade structures, including spliced subgrade structure main body, the spliced subgrade structure main body includes ground, the upper surface of the ground one end is provided with old subgrade, the upper surface of the ground is located in the side of old subgrade and is provided with new subgrade, the side of old subgrade is integrally provided with spliced card board;By design reinforcing installation mechanism, after old subgrade and new subgrade spliced installation, when reinforcing connecting plate is closed in the inside of installation groove, reinforcing anchor bolt extends to the inside of adjusting groove through through hole, the top rotating nut of reinforcing anchor bolt is fixedly installed to reinforcing connecting plate, to facilitate the spliced installation between old subgrade and new subgrade by reinforcing connecting plate, and it is not easy to cause loosening damage when driving in spliced place after widening, to not easily cause larger gap safe driving use, improve the spliced subgrade structure in the side of old subgrade and widen spliced new subgrade after reinforcing fixedness to junction.

The present invention relates to a safety control device for manual control intervention by an operator or safety driver in an autonomous vehicle or a vehicle with an assistance system. The safety control device comprises a control unit and a joystick operable by the safety driver, from which a steering intervention signal and a longitudinal dynamics intervention signal can be transmitted to the control unit, wherein the steering intervention signal overrides an autonomous steering signal and the longitudinal dynamics intervention signal overrides an autonomous longitudinal dynamics signal. A safety control element (03) is arranged on the joystick, wherein the safety control element (03) generates a release signal and / or a longitudinal dynamics signal depending on its actuation by the safety driver.In a first actuation area of ​​the safety control element (03), the enable signal is generated to allow the control unit to process the steering intervention signal. The steering intervention signal is not considered by the control unit if no enable signal is generated. In a second actuation area of ​​the safety control element (03), the enable signal and the longitudinal dynamics signal are also generated to allow the control unit to process the longitudinal dynamics intervention signal in order to maintain or reduce the vehicle's speed. The invention further relates to the use of a joystick, operated by a safety driver and equipped with at least one safety control element (03). The invention also relates to a vehicle with a safety control device.

The application discloses a kind of based on Beidou satellite direct support car road cloud cooperation car car direct intelligent terminal, belong to car road cloud cooperation and Beidou application technical field.The terminal includes central control unit, Beidou satellite navigation and positioning module, parameter storage unit, environmental perception module, car car direct communication module, display interaction unit;Beidou module realizes network centimeter level high-precision positioning and two-way short message communication, parameter storage unit is encrypted with symmetric encryption algorithm to store vehicle three-dimensional physical parameter, provide basis for vehicle three-dimensional modeling, environmental perception module is detected surrounding target in real time by vehicle-mounted detection radar, car car direct communication module is based on C-V2X technology to realize short-range network direct communication;Central control unit automatically switches car car communication mode according to communication distance, short-range C-V2X direct is enabled, long-distance switches to Beidou short message, terminal can be separated from ground network, and positioning data and three-dimensional model data of car are uploaded to car road cloud cooperation system through Beidou satellite direct, suitable for vehicle safe driving and global traffic cooperative scheduling in network environment.

This invention provides a vehicle field of view expansion display method, device, vehicle, and storage medium. The method is applicable to the vehicle control center in a vehicle vision assistance system. The vehicle vision assistance system also includes a field of view acquisition device and a field of view display device connected to the vehicle control center. The field of view acquisition device is installed on the vehicle and located in the vehicle's blind spot. The method includes: real-time acquisition of the vehicle's speed, system resource information, the field of view display resolution of the field of view display device, and the field of view image sent by the field of view acquisition device; determining the display frame rate of the field of view image based on the vehicle speed, system resource information, and field of view display resolution; and sending the field of view image to the field of view display device for display at the specified frame rate. This method of expanding the driver's field of view by installing a field of view acquisition device in the vehicle effectively eliminates the driver's blind spot, thereby ensuring safe driving.

The utility model discloses a kind of adverse weather highway driving safety induction device and system, it is related to highway safety guiding facility technical field, including: portal frame, induction device starting module, induction device display module and infrared sensing device, the induction device starting module is connected with induction device display module and infrared sensing device respectively, the infrared sensing device is connected with induction device display module, the induction device starting module is composed of traffic meteorological system, adverse weather detection system and road surface condition monitoring system, the induction device display module is composed of information publishing system and induction fog lamp system.The utility model starts induction device display module and infrared sensing device by induction device starting module, when infrared sensing device monitors that the speed on highway surface drops to set value, will be reminded to high-speed vehicle by induction device display module, so that it makes preparation in advance, reduce the occurrence of traffic accident.

The application discloses a highway cooperative decision safety driving method, comprising the following steps: S1, acquiring vehicle end sensing information and road end sensing information and performing information fusion; S2, establishing a plane rectangular coordinate system, and establishing a speed potential field, a lane potential field, a road boundary potential field and a solid obstacle potential field on a road surface according to the fused sensing information; wherein the speed potential field enables a vehicle to travel at a set expected speed, the lane potential field enables the vehicle to travel in a current lane, the road boundary potential field enables the vehicle to travel away from a road boundary, and the solid obstacle potential field enables the vehicle to travel away from a solid obstacle; S3, a traveling vehicle is affected by a total potential field formed by superposition of the speed potential field, the lane potential field, the road boundary potential field and the solid obstacle potential field, and target accelerations of the vehicle in a driving direction and a transverse direction are obtained according to a potential field intensity gradient of the total potential field at a vehicle position in the driving direction and the transverse direction; and S4, the vehicle travels according to the target accelerations in the driving direction and the transverse direction.

The present application relates to the technical field of intelligent driving, and discloses a highway small-radius ramp vehicle-road cooperative driving early warning and merging method, comprising the following steps: step 1: information acquisition hardware facilities are arranged at the ramp and the main road, identity information, weather information and ramp data of vehicles are acquired, and the movement and position information of vehicles on the main road and the ramp are collected in real time; step 2: a dynamic speed limit reminding device is arranged on the ramp, the dynamic safe driving speed of the current ramp is calculated according to the ramp data and the weather information, and speed early warning is issued on the dynamic speed limit reminding device; step 3: ramp vehicle merging information is predicted, and networked vehicles are segmented and cooperatively grouped in real time, and the ramp vehicles in each group intelligently and cooperatively merge into the main road of the highway; if the vehicle is not networked, the driving track of the vehicle is predicted according to the movement and position information of the vehicle on the ramp. A method for early warning of driving at a small-radius ramp is provided.

The application relates to the technical field of virtual driving and provides a road condition exception processing method and device in a virtual driving scene and a storage medium, the method comprising the following steps: detecting whether a preset obstacle exists in the driving range of a target vehicle and visibility in real time; if the visibility is lower than a preset visibility, the target obstacle is detected to satisfy the target vehicle, a safe driving distance is calculated, and the road section distance of the target vehicle and a congestion road section is detected; temporary parking navigation guidance is generated according to the road section distance, which is used for controlling the target vehicle to safely drive to a temporary parking point, and the temporary parking navigation guidance comprises an avoidance route, and the avoidance route does not comprise the congestion road section and the obstacle within a first time length; and the target vehicle is controlled to drive to the temporary parking point according to the avoidance route according to the temporary parking navigation guidance. The scheme can effectively identify abnormal driving of the vehicle under specific weather and feedback, intelligently performs temporary parking navigation on the vehicle under specific weather, so that the vehicle can slow down and safely park in the temporary parking navigation.