232 results about "Motion sickness" patented technology

The invention discloses a text narrative-guided virtual reality motion sickness monitoring and relieving system, and relates to the technical field of virtual reality, the text narrative-guided virtual reality motion sickness monitoring and relieving system comprises an adaptability monitoring module, the adaptability monitoring module comprises a data acquisition unit, and the data acquisition unit is used for acquiring physiological information of a user in virtual reality training in real time; the data is transmitted to the adaptability evaluation unit; the dynamic adjustment module is used for receiving the sensing data acquired by the data acquisition unit and dynamically adjusting parameters of the virtual reality equipment according to the received data; by monitoring physiological information and perception data of a user in real time, signs of motion sickness can be rapidly recognized, the real-time monitoring is combined with dynamic adjustment of visual and vestibular stimulation in a VR environment, the risk of motion sickness caused by mismatching of sensory input and actual body movement can be effectively reduced, and the motion sickness can be rapidly recognized through the dynamic adjustment. The system can preventively adapt to individual differences of users and reduce motion sickness.

The invention provides a virtual reality moving method and device for gait self-adaptive translation gain. The method comprises the following steps: determining natural disturbance in a gait cycle when a user naturally walks; according to natural disturbance in the gait cycle, the translation gain of the user in the virtual reality environment is dynamically adjusted; wherein the larger the natural disturbance is, the larger the translation gain corresponding to the natural disturbance is, and the translation gain is used for adjusting the proportion of the walking speed of the user in the virtual space to the actual walking speed of the user in the physical space. According to the method, the use of the translation gain is dynamically adjusted according to the gait cycle of the user, the inconsistency between the user body feeling and the visual perception is reduced by using the motion disturbance of the user, the perception threshold value of the user for the difference between the virtual space motion rate and the physical space motion rate is widened, meanwhile, the occurrence probability of motion sickness is not increased, and the user experience is improved. Therefore, the overall comfort and immersion of the user are improved.

The present invention discloses a method for intervening in the subjective feeling of motion sickness in virtual reality based on perceptual theory, which relates to the technical field of virtual reality. The method comprises: acquiring proprioception parameter information of a current user, wherein the proprioception parameter information includes but is not limited to head movement data, eye movement data, and physiological data; performing real-time analysis on the currently acquired data using a data analysis algorithm to determine whether the user has early signs of motion sickness; determining, by the data analysis algorithm, that the user has early signs of motion sickness, and immediately initiating a visual perception adjustment step. Furthermore, by real-time capturing and analyzing the user's physiological signals in a virtual reality experience, it is possible to identify and intervene in the early stages of motion sickness, and to formulate an intervention method in a timely manner for users who have subjective feelings of motion sickness, thereby facilitating rapid relief of user discomfort.

The invention provides a display method, electronic equipment and a storage medium, and relates to the technical field of display. The method comprises the steps that in response to a first operation, the electronic equipment displays a first interface; displaying the target animation in a preset area of the first interface; the target animation comprises animation elements, the animation elements move or are static according to the motion state of the electronic equipment, and the target animation is used for mapping the motion state of the electronic equipment in real time. In the implementation mode, the animation elements in the target animation change according to the motion state of the electronic equipment, so that the displayed target animation can map different motion states of the electronic equipment in real time, the motion information sensed by the eyes of a user is consistent with the motion information sensed by a vestibular system, and the user experience is improved. Namely, the motion state of the target animation in the display interface seen by the eyes of the user is consistent with the motion state sensed by the vestibular system. Therefore, the conflict between the user vision and the motion state sensed by the vestibular system can be relieved, and the motion sickness of the user is relieved.

The invention provides a method and device for controlling an intelligent sound production system to relieve carsickness based on electroencephalogram signals. The method comprises the following steps that S1, electroencephalogram signal data of passengers in the carsickness process are collected; step S2, preprocessing the electroencephalogram signals, and extracting electroencephalogram characteristics including frequency bands of # imgabs0 # waves, # imgabs1 # waves, # imgabs2 # waves and # imgabs3 # waves; s3, calculating a brain wave comprehensive variation index CVEI as an objective evaluation index of the carsickness grade based on the extracted electroencephalogram characteristics; s4, performing carsickness grade classification according to the brain wave comprehensive variation index CVEI of the passenger by using a carsickness grade identification model, wherein the carsickness grade identification model is constructed by fusing a convolutional neural network and an attention mechanism; and step S5, according to the carsickness grade classification result of the passenger, playing the audio which corresponds to the carsickness grade and is used for relieving carsickness in the audio sample library. The garment can effectively relieve carsickness of passengers.

Detecting Onset of Motion Sickness in Virtual Reality (VR) Signals from a motion sensor on a head-mounted device (HMD) used by a player of a computer game are analyzed to determine whether motion of the player such as sway may resemble a precursor motion pattern to motion sickness, so that the player may be advised accordingly before the symptoms of motion sickness manifest themselves.

The invention discloses a virtual reality motion sickness subjective feeling intervention method based on a perception theory, and relates to the technical field of virtual reality, and the method comprises the steps: collecting current user body feeling parameter information, the body feeling parameter information comprises but is not limited to head motion data, eyeball motion data and physiological data; performing real-time analysis on the currently acquired data by using a data analysis algorithm, and judging whether the user has early data of motion sickness or not; an early sign of motion sickness of a user is judged through a data analysis algorithm, a visual perception adjustment step is started immediately, and then a physiological signal of the user is captured and analyzed in real time in virtual reality experience, so that the motion sickness can be recognized and intervened in time in the early stage of motion sickness; an intervention method can be timely formulated for a user who generates subjective feeling of motion sickness, and discomfort of the user can be quickly relieved.

A motion sickness reduction device is disclosed. More specifically, the present invention relates to a device for reducing a motion sickness phenomenon caused by a mismatch between visual information perceived by the eyes and sensing information by the vestibular system. According to an embodiment of the present invention, a difference between visual information received by a user and motion information perceived by the vestibular system is checked, a moving direction based on a rigid body motion of the vestibular system is calculated, and a mechanical stimulus corresponding to the visual information is applied to the vestibular system through a bone conduction unit worn by the user, thereby having the effect of minimizing a motion sickness phenomenon caused by a difference between visual information and motion information of a user riding in a vehicle or watching VR content.

An electric vertical take-off and landing (eVTOL) aircraft can enhance energy efficiency, safety, and operational range. A deployable wing structure can provide aerodynamic lift during horizontal flight, reducing reliance on energy-intensive propellers. Integrated flexible solar panels capture solar energy, contributing additional power and optimizing energy management. The wing system also includes an emergency descent mode, doubling as a glide-assist device for controlled landings during critical failures. The system offers modular configurations for various missions, ensuring adaptability and improved flight performance. The eVTOL can be implemented with systems and methods for mitigating motion sickness. The systems integrate tactile feedback systems into wearable devices and environmental components. Sensors detect motion and environmental changes, and a computing device can generate corresponding tactile feedback signals. Tactile actuators embedded in the devices or components provide non-visual motion cues, such as pressure, vibration, and haptic feedback, to resolve sensory mismatches between the vestibular and proprioceptive systems.

Methods and apparatuses for providing visual output to mitigate motion sickness are described. Sensed data representing vehicle motion and data for determining a point of focus on a display are obtained. A foveal region of the display and a peripheral region of the display are defined relative to the point of focus. A visual output is provided, via the display, with visual cues representing the vehicle motion, the visual cues being provided in the peripheral region and being excluded from the foveal region.

A VR system for vehicles that may implement methods that address problems with vehicles in motion that may result in motion sickness for passengers. The VR system may provide virtual views that match visual cues with the physical motions that a passenger experiences. The VR system may provide immersive VR experiences by replacing the view of the real world with virtual environments. Active vehicle systems and / or vehicle control systems may be integrated with the VR system to provide physical effects with the virtual experiences. The virtual environments may be altered to accommodate a passenger upon determining that the passenger is prone to or is exhibiting signs of motion sickness.

The invention is applied to the technical field of intelligent health and biological feedback, and discloses a VR motion sickness state detection method based on multi-modal physiological parameter fusion, and the detection method comprises the following steps: S1, carrying out data acquisition through a data acquisition module: fixing an electrocardiosignal around a heart in the form of three-lead number electrode points, setting the sampling frequency to be 1024Hz, and setting the sampling time to be 1h; the skin electric signal acquisition is arranged at the tail end of a finger in a 2-lead number electrode point form, the sampling frequency is 64Hz, and the central electric signal and the skin electric signal in the VR operation process are respectively acquired from a heart signal and a finger skin surface layer signal of an operator. According to the VR motion sickness state detection method based on multi-modal physiological parameter fusion, the activity of an autonomic nervous system and the activity of a sympathetic nerve are reflected through electrocardio signals and skin electric signals respectively, physiological reactions of motion sickness are captured from different dimensions, and physiological state information when the motion sickness occurs is extracted more accurately through multi-modal fusion analysis.

The invention discloses a motion sickness prevention and control method and a related device. The method comprises the steps that the motion sickness condition of a user is analyzed based on target data; the motion sickness condition comprises a target motion sickness cause of the user; the target data comprises user data indicating a user state and / or motion data indicating a motion condition of target equipment; the target device is a device which causes the user to generate motion sickness; and recommending a motion sickness prevention and control strategy based on the motion sickness condition. By adopting the embodiment of the invention, motion sickness prevention and control can be effectively realized.

The invention relates to the technical field of vehicles, particularly provides an anti-carsickness method, electronic equipment, an anti-carsickness system and a storage medium, and aims to solve the problem of how to prevent or relieve carsickness. In order to achieve the purpose, the method is applied to the carsickness prevention system and comprises the steps that electronic equipment in the system obtains first sensor data and sends the first sensor data to a vehicle; a vehicle in the system obtains second sensor data, obtains a first motion state of the user according to the second sensor data and the first sensor data and sends the first motion state to the electronic equipment; when the vehicle and / or the electronic equipment are / is in a motion sickness compensation mode, the vehicle and / or the electronic equipment determine second motion states of preset animation elements on respective display interfaces according to the first motion states, and motion sickness compensation animations are generated and displayed according to the preset animation elements and the second motion states of the preset animation elements, the second motion state is used for simulating the first motion state. Through the method, the carsickness of the user during riding can be effectively prevented or relieved.

The invention relates to the technical field of intelligent driving, and provides an intelligent driving method and system based on driver biofeedback. The method comprises the following steps: firstly, acquiring multi-mode biological signals such as heart rate, electrodermal response and eye movement track of a driver and a vehicle movement signal in real time through an in-vehicle sensor; carrying out cross-modal feature fusion and analysis on the signals by utilizing a driver state analysis model, carrying out parallel calculation on tensity, motion sickness and attention level indexes of the driver, and generating a quantized comfort level score; furthermore, in a trajectory planning stage, a comfort level score corresponding to each candidate trajectory is predicted through a personalized comfort level prediction model, the comfort level score is used as an optimization target parallel to safety and efficiency for comprehensive decision making, and finally an optimal trajectory is selected for execution. According to the invention, the automatic driving system can sense and respond to the subjective state of the driver in real time, the tension and motion sickness of passengers can be effectively relieved, and the riding comfort and personalized experience are improved.

Images of a player of a computer game are analyzed to determine whether motion of the player such as sway may resemble a precursor motion pattern to motion sickness, so that the player may be advised accordingly before the symptoms of motion sickness manifest themselves.

In order to provide a method for preventing the occurrence of motion sickness and / or reducing the symptoms of motion sickness, a method for providing at least one warning signal (19, 20, 21) to a person (24) in a vehicle (100) is proposed, comprising the following steps: - Determining the upcoming driving segment, - Determining at least one driving event along the preceding driving segment, - Generating information data relating to the driving event and transmitting the information data to a mobile device (10a, 10b) and / or an output device (22), - Generating at least one indicator signal (19, 20, 21) based on the indicator data, and - Output of the warning signal (19, 20, 21) using the mobile device (10a, 10b) and / or the output device (22).

This invention relates to the field of motion sickness comfort technology, specifically to a real-time prediction and adaptive adjustment system and method for motion sickness comfort. The method includes: loading static features of occupants and calculating an initial dynamic baseline threshold based on these features; collecting vehicle motion data, occupant physiological behavior data, and cabin environment data; performing feature extraction and vector construction to form vehicle motion feature vectors, occupant real-time physiological behavior feature vectors, and occupant static feature vectors; dynamically weighting the feature vectors based on the occupant static features; and outputting a real-time motion sickness risk index based on the weighted feature vectors using a risk prediction model; comparing the risk index with the dynamic baseline threshold to determine the risk level and the type of risk trigger; and generating an adjustment instruction package from a preset multimodal adjustment strategy matrix based on the motion sickness risk level and the type of risk trigger. This solution can more accurately predict occupant motion sickness risk and provide targeted, personalized intervention measures.

To suppress visually induced motion sickness of an occupant.SOLUTION: A vehicular video display device 100 includes: a display unit 2 mounted on a vehicle, for displaying a video content; an information acquisition unit 11 for acquiring travel information on the travel state of the vehicle; and a control unit 12 for controlling the display unit 2 so as to adjust the display size of the video content on the basis of the travel information acquired by the information acquisition unit 11.SELECTED DRAWING: Figure 2

In order to provide a method for avoiding the occurrence of motion sickness and / or for alleviating the symptoms of motion sickness, a method for providing at least one prompt signal (19, 20, 21) to a person (24) in a vehicle (100) is proposed, comprising the following steps: determining a forward driving section, determining at least one driving event along the forward driving section, and determining at least one prompt signal (19, 20, 21). The invention relates to a method for detecting a driving event of a vehicle, in particular a motor vehicle, comprising the steps of generating at least one signal (19, 20, 21), generating prompt data relating to the driving event and transmitting the prompt data to a mobile terminal (10a, 10b) and / or an output device (22), generating the at least one prompt signal (19, 20, 21) on the basis of the prompt data, and outputting the prompt signal (19, 20, 21) by means of the mobile terminal (10a, 10b) and / or the output device (22).

A display method and an electronic device, which are applicable to the technical field of display, and can reduce the risk of motion sickness caused by the inconsistency between motion information seen by eyes and motion information perceived by other organs of the body. The electronic device moves along with the movement of a vehicle. The method comprises: determining a motion state of a vehicle, wherein the motion state indicates a motion direction and / or a motion speed of the vehicle, and the motion direction comprises a horizontal direction and a vertical direction; and then displaying, in a preset area in a display interface of an electronic device, a dynamic effect corresponding to the motion state. A dynamic effect corresponding to a motion state of a vehicle is displayed in a preset area in a display interface of an electronic device, and the motion state of the vehicle is simulated, so that motion information seen by eyes of a user is consistent with motion information perceived by other organs of the body.

A dog carrier designed to mitigate the effects of kinetosis (i.e., motion sickness) while a dog is traveling in a vehicle. The carrier provides a comfortable defined space that expands a typical passenger seat. The carrier provides a stable rigid base of support to enable a dog to stand, sit, or lay down within the safe confines of the carrier. The carrier can be used in conjunction with a vehicle's LATCH system. An angled base with first and second sidewalls are designed to follow the contour of a standard passenger seat to minimize instability. Cap rails may be used by the canine as a stable place to rest its head while laying down within the carrier. The cap rails may include apertures for placement of small bowls or containers for kibble or water. The carrier may also be used with currently available safety harnesses and / or leashes, if desired.

The invention relates to a carsickness protection system and an intelligent seat. The system comprises a physiological monitoring module, a thermal environment management module and an intelligent decision module, the thermal environment management module comprises a plurality of fans embedded in a seat cushion, a thermosensitive heating pad laid on the surface of a seat and a porous sleeve structure integrated in a safety belt. Wherein the physiological monitoring module is used for monitoring physiological data of passengers in real time; the intelligent decision-making module is used for judging the motion sickness level of the passenger according to the physiological data and generating a corresponding control instruction according to the motion sickness level; the control instruction comprises a steering mode and a rotating speed grade of the fan, a power gear of the thermosensitive heating pad and a set temperature of the porous sleeve structure; and the thermal environment management module is used for controlling the fan, the thermosensitive heating pad and the porous sleeve structure to operate according to the control instruction. According to the scheme, the carsickness state of the passenger can be monitored, meanwhile, the temperature of the automobile seat is adjusted and controlled according to the carsickness state of the passenger, the carsickness state is relieved, and the riding experience of the passenger is improved.

An anti-kinetosis device for a motor vehicle includes a triaxial accelerometer, a display means, and a control unit. The triaxial accelerometer detects accelerations of the vehicle along three axes emits a corresponding acceleration signal. The display means includes light markers forming a first horizontal plane. The control unit includes an acceleration signal input, a processor, and a memory. The control unit receives the acceleration signals emitted by the accelerometer at the acceleration signal input. The memory stores instructions configured to cause the processor to align the first horizontal plane perpendicular to a gravitation vector by driving the means for displaying light markers and configured to cause the processor to align the first horizontal plane with a physical parameter of a first person seated in the motor vehicle. The first horizontal plane is positioned just beside the first internal surface and just in front of the second internal surface.

To provide an apparatus that processes information regarding motion sickness of an occupant in a movable object.The information processing apparatus includes: a motion sickness accumulation computing unit that calculates an accumulation factor of motion sickness of an occupant in a movable object; a motion sickness recovery computing unit that calculates a recovery factor of the motion sickness of the occupant; and a motion sickness computing unit that combines the accumulation factor and the recovery factor to calculate a motion sickness index of the occupant. The motion sickness accumulation computing unit computes the accumulation factor by using a head motion of the occupant which is predicted by head motion simulation computing based on acceleration of the movable object and body information of the occupant.

In one embodiment, a computer-program product embodied in a non-transitory computer readable medium that is programmed for performing active vibration cancellation (AVC) in a moving vessel is provided. The computer-program product includes instructions to receive a first signal indicative of vibrations that are exhibited on at least one passenger in a cabin of the moving vessel and to determine a resonant frequency of the vibrations that are exhibited on the at least one passenger based on the first signal. The computer-program product further includes instructions to generate a first anti-wave signal based on the resonant frequency and to drive at least one haptic actuator that is positioned proximate to the at least one passenger in the cabin with the first anti-wave signal to minimize motion sickness for the at least one passenger caused by the vibrations that are exhibited on the at least one passenger in the vessel.

A motion sickness suppressing apparatus includes: an acceleration information acquiring unit to acquire information about an acceleration of a vehicle; a gaze position detecting unit to detect a gaze position at which an occupant of the vehicle is gazing; and a video generating unit to generate a video on the basis of the information about the acceleration of the vehicle, and the gaze position.

Systems, methods, and other embodiments described herein relate to detecting whether a user in a vehicle is experiencing motion sickness. In one embodiment, a method includes determining whether a user in a vehicle is experiencing motion sickness based on a first movement measurement of the vehicle and a second movement measurement of a head of the user using a radar sensor and in response to determining whether the user is experiencing motion sickness, activating mitigation control.

Methods and apparatuses for providing visual output to mitigate motion sickness are described. Sensed data representing vehicle motion and data for determining a point of focus on a display are obtained. A foveal region of the display and a peripheral region of the display are defined relative to the point of focus. A visual output is provided, via the display, with visual cues representing the vehicle motion, the visual cues being provided in the peripheral region and being excluded from the foveal region.

The invention discloses a rendering method and device of wearable equipment, equipment and a storage medium, relates to the technical field of wearable equipment, and discloses the rendering method of the wearable equipment, the method is applied to the wearable equipment, an eye tracking device is arranged, and the eye tracking device is used for monitoring eye movement. The method comprises the following steps: analyzing an eye tracking image collected by an eye tracking device, and determining a gazing point location and gazing parameters; determining a device offset state according to the gaze parameter; and when the state is not shifted, determining a target rendering area according to the fixation point location and the equipment interaction information, and performing image enhancement rendering in the area. Through the above mode, whether deviation exists between the equipment and the eyes of the user is determined based on the gaze parameter, the rendering area is determined by combining the gaze point location and the equipment interaction information when deviation does not occur, rendering is enhanced in the area, visual delay and scene deviation are effectively reduced, motion sickness of the user is relieved, and user experience is improved.