50 results about "Car Sickness" patented technology

The invention provides an anti-carsickness method and device for a vehicle, and the method comprises the steps: automatically collecting the initial biological rhythm data of a passenger after monitoring that the passenger gets on the vehicle, so as to obtain the initial biological rhythm state of the passenger; in the running process of the vehicle, the current biological rhythm state of the passenger is obtained, and whether the biological rhythm state of the passenger fluctuates abnormally or not is judged in combination with the initial biological rhythm state; if yes, the environment in the vehicle is adjusted according to the current biological rhythm state; and collecting and analyzing a mapping relation between the biological rhythm state parameters of the passengers and the in-vehicle environment adjustment data in real time, and storing the mapping relation. Compared with the prior art, the method has the advantages that riding comfort is improved, carsickness prevention pertinence is enhanced, personalized care is achieved, and driving safety and convenience are guaranteed.

The present application relates to the technical field of vehicle damping control, and discloses an anti-car-sickness intelligent damping control system. A multi-dimensional sensing array of the system collects vehicle driving state, passenger physiological indexes and environmental disturbance data in real time, and generates multi-dimensional driving data set in time and space alignment through time stamp alignment and space coordinate synchronization. A data separation engine carries out feature decoupling reconstruction on the data set, separates the main feature matrix and the abnormal disturbance identification set, and a feature screening unit screens the core feature sequence in combination with the vehicle dynamics parameter library. A damping strategy generator generates a multi-level collaborative damping control strategy accordingly. An abnormal feedback regulator analyzes the abnormal disturbance identification set and triggers strategy dynamic tuning. A control instruction distributor converts the tuned strategy into a driving signal and issues it to the suspension actuator cluster. The system can comprehensively perceive multi-dimensional information, dynamically adjust the damping strategy, effectively relieve car sickness and improve passenger comfort.

The application provides a method and device for preventing car sickness of a vehicle, the vehicle and a storage medium, relates to the technical field of vehicles, and is used for effectively relieving the car sickness of passengers. The method comprises the following steps: acquiring first acceleration data of the vehicle in a first preset time period; determining whether a passenger in the vehicle is in a car sickness state based on the first acceleration data; and in the case that it is determined that the passenger in the vehicle is in the car sickness state, lowering a current energy recovery level and / or a current torque change gradient of the vehicle based on the first acceleration data.

The present application relates to a kind of automatic driving multimodal trajectory screening method considering passenger motion sickness risk assessment, belong to automatic driving trajectory planning technical field.The present application includes: S1 is carried out to passenger physiological signal and vehicle motion data preprocessing, according to subjective car sickness evaluation carries out time window segmentation, extracts skin electricity, breathing signal feature and vehicle acceleration, yaw angular velocity and other motion characteristics;Key physiological characteristics and vehicle motion parameters are screened by two-stage pearson correlation analysis, and input feature vector is constructed.S2 based on the feature after screening constructs elastic network regression model, adopts particle swarm optimization algorithm to carry out global optimization to regular parameter and weight distribution parameter, obtains motion sickness risk assessment model.S3 utilizes the model to calculate motion sickness risk assessment value in each trajectory of the multimodal trajectory cluster generated by planning, selects the trajectory with minimum risk value as optimal anti-motion sickness expected trajectory and issues execution.

A torque control method and device for a vehicle, the method comprising: controlling a first vehicle to output a first torque under a first traffic condition to drive the first vehicle to accelerate, the first traffic condition comprising at least one of the following items: a second vehicle in front of the first vehicle is not started; the traffic control signal indicates that vehicles are forbidden to pass; or the speed of the second vehicle is smaller than that of a third vehicle in front of the second vehicle; therefore, the time for accelerating the first vehicle to the proper starting speed is prolonged equivalently, so that the first vehicle can output lower torque to control the acceleration of the vehicle, and the starting energy consumption is reduced; and moreover, the vehicle acceleration is controlled at a relatively low torque, so that the driving stability of the vehicle can be kept, the probability of carsickness of passengers can be reduced, and relatively good driving experience is brought to the passengers.

The embodiment of the invention relates to the technical field of new energy vehicles, and discloses a new energy vehicle carsickness protection method and device, electronic equipment, a medium and a vehicle. The method comprises the steps of collecting vehicle state data in real time; accessing an engine sound feature library according to the vehicle state data to obtain the optimal engine sound in the current vehicle state; determining a current vehicle using scene according to the vehicle state data, and simulating a change image of the scene outside the vehicle according to the current vehicle using scene and the current vehicle state; and outputting the optimal engine sound by using a vehicle-mounted loudspeaker, and outputting a change image in the augmented reality VR glasses to realize carsickness protection of the new energy vehicle. The change image of the vehicle surrounding environment is synchronized in real time through the VR glasses, the driving scene of the user is simulated, the optimal engine sound in the current vehicle state is obtained according to the vehicle state data, the current vehicle state can be matched to the maximum extent, the driving experience of a fuel vehicle is brought to the user, and the carsickness condition of the user is further relieved.

The present disclosure relates to the technical field of computer, and particularly relates to a car sickness detection method, a car sickness detection device, an electronic device and a storage medium. The method comprises the following steps: acquiring, by an electronic device, photoplethysmogram data corresponding to each time window in a sliding time window; acquiring physiological indexes corresponding to each time window according to the photoplethysmogram data corresponding to each time window; acquiring car sickness information corresponding to a user wearing the electronic device according to the physiological indexes corresponding to a plurality of continuous time windows and physiological index change information corresponding to adjacent time windows; acquiring a subjective discomfort score of the user; acquiring an intensity coefficient according to the subjective discomfort score of the user and the physiological indexes corresponding to the plurality of continuous time windows; and adjusting the car sickness information by using the intensity coefficient to obtain adjusted car sickness information. The present disclosure can improve the convenience of car sickness detection and reduce the power consumption required for car sickness detection.

The application discloses a shock absorber damping force control method, device and equipment based on a characteristic road surface, which determines the wheel acceleration and the vehicle speed of a vehicle; when the wheel acceleration is greater than or equal to a preset wheel end acceleration threshold value and the vehicle speed is in a preset vehicle speed interval, the control current of the shock absorber is determined according to the vehicle speed, and the damping force of the shock absorber is adjusted based on the control current, so that the damping force of the shock absorber of the vehicle is adjusted in time when the vehicle passes through the characteristic road surface, the stability, the comfort and the passability of the vehicle when passing through the characteristic road surface are improved, the physiological or psychological discomfort of the driver and the passenger in the vehicle can be effectively improved, the reactions such as car sickness and fatigue are avoided or reduced, and the driving experience and the driving safety of the vehicle are effectively improved.

The application relates to a car sickness state recognition method based on Dropout-MTN. A brand-new strategy and network structure design are adopted. The brain surface is preset with each detection position brain electric signal waveform, and the brain electric detection sample is constructed in combination with corresponding real car sickness state categories. The Dropout layer is connected. The input layer, the polynomial layer, the full connection layer, the Softmax layer and the output layer are sequentially connected in series from the input end to the output end. The network training is executed. The car sickness state recognition model is obtained and is used for actual application. The design scheme simplifies the model complexity, improves the model generalization ability, enables the designed Dropout-MTN to quickly realize high-precision classification of the car sickness state, and has simple network structure, does not need to perform a large amount of network training, has low calculation complexity, and can improve the detection speed without reducing the classification accuracy compared with common machine learning classifiers.

This application discloses a method, device, storage medium, and vehicle for controlling a motion sickness-preventing seat, relating to the field of vehicle seat adjustment and control technology. The method includes: detecting that an in-vehicle display screen is turned on; extracting visual motion acceleration from the content being played on the display screen and determining the user's perceived motion acceleration; identifying a first user viewing the display screen and determining a first seat occupied by the first user; and controlling and adjusting the first seat based on the visual motion acceleration and the perceived motion acceleration. This method can actively align visual perception of motion with bodily sensation feedback while the user is watching in-vehicle entertainment content using visual motion acceleration. This eliminates sensory conflict, ensuring consistent sensory signals, significantly reducing the incidence of motion sickness. The enhanced immersion in the content through motion feedback improves user satisfaction. The system automatically starts and stops, making it convenient to use, and the hardware cost is controllable.

The invention discloses a carsickness prevention method, a computer readable storage medium and a computer program product. The carsickness prevention method comprises the following steps: determining a carsickness index according to carsickness information; and determining a carsickness index map according to the carsickness index. The carsickness index map is determined according to the carsickness indexes, the visual carsickness scheme is constructed, passengers can visually judge position distribution of carsickness risks in the forming process, and the carsickness prevention capacity in the driving process is improved.

The invention discloses a vehicle passenger carsickness control method and electronic equipment. The method comprises the steps that the carsickness degree of a passenger is determined according to vehicle parameters and one or more carsickness factors, and at least one carsickness factor is related to human organs; and when the carsickness degree of the passenger is larger than or equal to a carsickness threshold value, the vehicle is controlled to execute anti-carsickness treatment. According to the vehicle parameters and the carsickness factors related to the human organs, the carsickness degree of the passenger is determined, and when the carsickness degree of the passenger is larger than or equal to the carsickness threshold value, the vehicle is controlled to execute the anti-carsickness treatment, so that the carsickness degree of the passenger is comprehensively judged according to the vehicle parameters and the human body condition of the passenger, and the carsickness degree of the passenger is comprehensively judged through multiple dimensions. The accuracy of judging the carsickness degree of the passenger is improved, so that the carsickness degree of the passenger can be reduced by executing the anti-corona treatment, and the comfort of the passenger is improved.

The application discloses a kind of based on AR-HUD's anti-car-sickness method, device, equipment and storage medium, it is related to the technical field of vehicle;A kind of based on AR-HUD's anti-car-sickness method includes: obtaining initial ambient light intensity and AR picture display state;If the initial ambient light intensity is greater than or equal to 5000 lux, and the AR picture display state is non strong light state, according to the AR picture display state, AR picture parameter is adjusted to high;If the initial ambient light intensity is less than or equal to 1000 lux, and the AR picture display state is non weak light state, according to the AR picture display state and the initial ambient light intensity, AR picture parameter is adjusted to low.In strong light state, the brightness of AR picture reaches higher brightness, and contrast ratio and saturation degree all need to reach higher proportion, in weak light state, the brightness of AR picture reaches lower brightness, and contrast ratio and saturation degree all need to reach lower proportion, so that adjusted AR picture can be adapted to the environment where vehicle is located, reduce the probability of user car sickness.

The application provides a vehicle atmosphere lamp control method and a vehicle. The method comprises the following steps: acquiring vehicle motion data, wherein the vehicle motion data is used to indicate a motion parameter of a target vehicle; performing a car sickness risk assessment based on the vehicle motion data to obtain a corresponding car sickness risk value; and performing light effect control on a vehicle atmosphere lamp in the target vehicle based on the car sickness risk value. In this way, the problem that the prior art cannot well intervene and relieve the car sickness of passengers in the vehicle can be solved.

Embodiments of the present application provide a vehicle control method, a vehicle and a computer readable storage medium. The vehicle control method comprises: obtaining multi-source perception data, wherein the multi-source perception data at least comprises vehicle suspension vibration data and target user state data, the vehicle suspension vibration data is used to determine the stability state of the vehicle in the driving process, and the target user state data is used to determine the physiological characteristics and behavior characteristics of the target user; performing car sickness risk calculation based on the multi-source perception data to obtain a car sickness risk coefficient of the target user; determining a plurality of sensory adjustment parameters corresponding to a plurality of sensory adjustment modules based on the car sickness risk coefficient and the multi-source perception data; and controlling the plurality of sensory adjustment modules to output an adjustment signal corresponding to each sensory adjustment module according to the car sickness adjustment parameters, wherein the adjustment signal is used to relieve the car sickness symptoms of the target user. The present application solves the technical problem of poor adjustment effect of the car sickness symptoms of the user in the related art.

The invention discloses a vehicle driving dynamic display method, system, device and equipment and a storage medium. The vehicle driving dynamic display method comprises the steps of obtaining road condition data and vehicle motion data of vehicle driving; predicting future driving vibration data of the vehicle based on the road condition data and the vehicle motion data; based on the driving vibration data, dynamic visual information is output, and the dynamic visual information represents vibration of the vehicle in the future driving process. According to the method, the driving vibration data of the vehicle can be predicted in advance, the interaction change between the vehicle and the road surface can be displayed, more accurate road condition analysis can be realized, abundant visual compensation can be provided in time, and the carsickness discomfort of passengers can be effectively relieved.

The application discloses a driver driving behavior induction and passenger motion sickness relief interactive method, and belongs to the technical field of driving interaction, which comprises the following steps: acquiring acceleration and angular velocity data of a vehicle; converting the acceleration and angular velocity data into passenger head movement information and inputting the passenger head movement information into a 6DoF-SVC model to output a passenger car sickness probability; quantitatively grading a car sickness risk based on the passenger car sickness probability and setting a vehicle car sickness risk alarm threshold; and actively interacting with a driver according to the collected vehicle acceleration change value and passenger car sickness information. The application can evaluate and quantify the risk of passenger motion sickness in real time, feed back the risk to the driver in real time, and issue a warning when necessary, so as to reduce motion sickness caused by intense driving of the driver, and is suitable for various passenger vehicles and aims to significantly improve the comfort of passengers.

The invention provides a motion state prediction method, an anti-carsickness prompting method and device, equipment and a vehicle. The real-time operation information of the vehicle is obtained through a motion state prediction method, spatial feature extraction and time feature extraction are sequentially carried out, and the motion trend that the vehicle is about to enter is accurately predicted; and generating a corresponding anti-carsickness prompt animation based on the predicted motion trend that the vehicle is about to enter through the anti-carsickness prompt method, and displaying the carsickness prompt animation on a display device of the vehicle, so that a user in the vehicle is notified of the motion trend of the vehicle in advance, and active carsickness prevention prompt is realized.

The application provides a display parameter adjustment method and device, computer equipment and a storage medium. The application method comprises collecting physiological data of a target user; when the physiological data is abnormal, adjusting visual display parameters of a display picture based on a preset car sickness relief strategy. In the foregoing manner, the application collects physiological data of a target user through a biological sensor, monitors car sickness symptoms of the target user through the physiological data, and improves the identification accuracy and efficiency of car sickness symptoms. According to the car sickness relief strategy, the visual display parameters of the display picture are adjusted to provide a more comfortable visual environment, better adjust the visual load of the eyes, relieve the car sickness symptoms of the target user, and improve the car sickness relief effect. The car sickness relief is achieved through visual adjustment, which can achieve instant effect of car sickness relief and improve the car sickness relief efficiency.

The invention discloses a carsickness state detection device, evaluation method and system, a controller and a vehicle, and belongs to the technical field of intelligent driving. The detection device comprises a holding structure which is used for being held by a palm of a passenger; the sensor unit is arranged on the surface of the holding structure and used for collecting physiological feature data of the passenger, and the physiological feature data and the carsickness state have an incidence relation; the sensor unit is further used for transmitting the physiological feature data to the controller so that the controller can evaluate the carsickness state of the passenger. The carsickness state of the passenger is monitored and evaluated in real time, so that the riding comfort and the man-machine interaction experience of the intelligent cabin are remarkably improved.

The application discloses a method and device for interaction control of car sickness alleviation and lane inclination function, and a vehicle, the method comprising: acquiring the current state of the lane inclination function and the operation instruction of the user on the car sickness alleviation function; in response to manually starting the car sickness alleviation function, if the lane inclination function is closed, the lane inclination function is controlled to be started synchronously, and if the lane inclination function has been started, the current state is maintained; in response to manually closing the car sickness alleviation function, the starting source of the lane inclination function is acquired, if the lane inclination function is started by the car sickness alleviation function, the lane inclination function is closed synchronously, and if the lane inclination function is started by the user manually, the starting state of the lane inclination function is maintained. The application establishes the cooperative control logic of the two functions, realizes the automatic linkage of the functions, and improves the riding comfort. Meanwhile, the application differentiates the closing logic according to the starting source, avoids the misoperation, ensures the predicable function state, and enables the user to start the double functions by only one operation, simplifies the operation process, reduces the driving distraction risk, and improves the driving safety.

This invention relates to the field of smart wearable device technology, specifically to an anti-motion sickness watch system based on targeted neural modulation, comprising: a first-stage boost module, used by the main control chip to output a PWM square wave, driving a transistor to frequently switch, thereby driving an LC circuit to continuously charge, achieving first-stage boost; a coupling module, used to connect the first-stage boost to the first and second input terminals of a transformer, and simultaneously, based on the PWM signal of the first-stage boost module, the main control chip controls the output of two other I / O ports to control the conduction and cutoff of the first and second output terminals of the transformer, generating a weakly modulated waveform through electromagnetic coupling synthesis via the transformer; and a second-stage boost module, used to boost the weakly modulated waveform through the transformer to generate a high-voltage sine wave pulse sequence including a periodic high-voltage maintenance phase, achieving second-stage boost. This invention can achieve precise synthesis of composite waveforms through multi-level data processing and collaborative control.

1. Name of the designed product: car seat cushion (anti-car sickness). 2. Use of the designed product: seat for people to sit on. 3. Design points of the designed product: in shape. 4. Picture or photo best showing the design points: perspective view 1.

The invention relates to the technical field of vehicle control, in particular to a vehicle control method based on multi-mode perception, a vehicle and a storage medium, and aims to solve the problems that the prior art lacks a prospective carsickness perception capability and how to intervene the carsickness condition through dynamic regulation and control. In order to achieve the purpose, the vehicle control method based on multi-modal sensing is applied to a vehicle, and the vehicle is provided with a multi-modal sensing module. Comprising the steps that multi-mode sensing data are obtained based on the multi-mode sensing module, and the multi-mode sensing data at least comprise vehicle motion data, state data of at least one passenger and in-vehicle environment data; acquiring a carsickness risk level of the vehicle based on the multi-modal sensing data; and controlling the vehicle to execute a corresponding anti-carsickness control strategy based on the carsickness risk level. According to the application, the vehicle can be actively controlled to execute the corresponding anti-carsickness control strategy before the passenger feels uncomfortable, so that the riding experience is effectively improved.

The application discloses a potent non-sleepy antiemetic and anti-motion sickness pharmaceutical composition and application thereof, and belongs to the technical field of medicines.The composition comprises five active ingredients of pheniramine maleate, caffeine, vitamin B6, scopolamine and lidocaine.Through the synergistic effect of the components, the composition can strongly inhibit the dizziness and vomiting reaction caused by the vestibular stimulation, and meanwhile, the sedative effect of the antihistamine drug is antagonized by caffeine, so that the side effect of sleepiness of the traditional anti-motion sickness drug is avoided while the anti-motion effect is ensured.Experiments show that the effect of the composition in an anti-motion sickness animal model is obviously better than that of each single drug and a conventional positive control drug.The composition can be used for preparing various pharmaceutical preparations for preventing and treating motion sicknesses such as car sickness, ship sickness and aircraft sickness, and has important clinical application value.

The invention relates to the technical field of riding motion sickness relieving, in particular to a vehicle-mounted air conditioner control method, electronic equipment, a vehicle, a storage medium and a product. The vehicle-mounted air conditioner control method comprises the steps that in response to a target mode, the action of at least one execution piece of a vehicle-mounted air conditioner is controlled to change according to a preset rule, and thus in-vehicle dynamic airflow is formed. According to the method, the vehicle-mounted air conditioner responds to the target mode, the action of at least one execution part of the vehicle-mounted air conditioner is controlled to change according to the preset rule so as to form the dynamic airflow in the vehicle, the turbulence diffusion degree of the airflow is increased, natural blowing is simulated, the human body can be helped to relieve pressure and eliminate fatigue, and the carsickness state of passengers is effectively relieved.

The embodiment of the invention relates to the technical field of vehicles, and discloses a vehicle parameter adjusting method, device and equipment, and the method comprises the steps: obtaining target bandwidth ranges corresponding to a plurality of smoothness indexes obtained through a smoothness test, and a change range of at least one parameter corresponding to a component in a suspension to be adjusted; the assembly comprises a hard point and an elastic element, and adjusting the change range of the at least one parameter according to the target bandwidth ranges corresponding to the plurality of smoothness indexes. By means of the technical scheme, the driving comfort of the vehicle can be improved, and therefore the carsickness possibility of the user is greatly reduced.