216 results about "Vehicle orientation" patented technology

The invention provides a vehicle steering wheel and road wheel steering synchronous self-adaptive control method and system, and relates to the technical field of vehicle control. Comprising the following steps: calculating a first steering torque by adopting a feedforward control mode based on an obtained rotating angle and rotating speed of a vehicle steering wheel; performing steering control on the road wheels according to the first steering torque to obtain actual steering angle data of the road wheels; second steering torque is calculated through a PID control closed loop based on the angle deviation between the rotation angle of the vehicle steering wheel and the actual rotation angle of the road wheel; and carrying out dynamic weighting calculation on the first steering torque and the second steering torque to obtain a synthetic motor torque, and carrying out steering control on the vehicle according to the synthetic motor torque. The steering angle of the steering wheel and the steering angle of the road wheel are controlled to achieve rapid, accurate and stable synchronous steering, and the driving safety and comfort are greatly improved.

A vehicle control system for a vehicle with steer-by-wire steering may include a road wheel actuator operably coupled to a road wheel of the vehicle to position the road wheel based to a road wheel angle based on a target angle, a feedback actuator operably coupled to a steering wheel of the vehicle to generate the target angle based on a steering wheel angle and to generate feedback to an operator of the vehicle, a sensor network comprising sensors to detect the steering wheel angle and the road wheel angle, a display disposed in the vehicle to be visible to the operator of the vehicle during vehicle operation, and a controller for determining when a misalignment exists between the road wheel angle and the steering wheel angle and providing a visual indication of the misalignment on the display.

The invention discloses an audio-visual fusion unmanned aerial vehicle detection and positioning method, and belongs to the technical field of unmanned aerial vehicle detection and positioning, and the method comprises the steps: collecting sound signals of a detection region through a sound array, obtaining the local strongest direction of the sound signals, and forming an unmanned aerial vehicle candidate direction set; signals of candidate orientations of all unmanned aerial vehicles are directionally received, whether the unmanned aerial vehicles exist in the candidate orientations or not is judged through the unmanned aerial vehicle sound signal anomaly detector based on deep learning and the unmanned aerial vehicle image target detector based on deep learning, and an unmanned aerial vehicle orientation set is obtained; acquiring an image of a detection area through a binocular camera to obtain a depth image of a reference camera visual angle; uniquely corresponding the orientation of the unmanned aerial vehicle to the determined position of the depth image, and taking the depth value of the position as the distance of the unmanned aerial vehicle; and combining the unmanned aerial vehicle azimuth and the unmanned aerial vehicle distance to obtain three-dimensional coordinates of the unmanned aerial vehicle. The unmanned aerial vehicle can be identified and positioned by adopting an audio-visual fusion method.

A vehicle stability control method and device, vehicle, equipment and computer readable storage medium. In the method, vehicle operating parameters are obtained, including vehicle steering wheel angle signal, vehicle speed, lateral and longitudinal acceleration signals and yaw rate signal; According to the steering wheel angle signal, lateral and longitudinal acceleration signals and yaw rate signal, the mass center side slip angle offset is obtained; According to the mass center side slip angle offset, lateral and longitudinal acceleration signals and yaw rate signal, the target lateral correction torque is determined; According to the target lateral correction torque, the target active force is determined, and then the target active force is sent to the active suspension, so that the active suspension adjusts the wheel vertical load based on the target active force, which can quickly correct the vehicle driving posture, suppress the instability trend, and effectively improve the vehicle driving stability and safety.

Disclosed is a fixing and clamping device for a vehicle-mounted desk plate fixed to a steering wheel. The fixing and clamping device includes a base, and a left clamping arm and a right clamping arm which are slidably and detachably connected or fixedly connected to opposite sides of the base, where the left clamping arm and the right clamping arm have the same mirror image structure, the left clamping arm and the right clamping arm each include a clamping mechanism, and the clamping mechanism are detachably and rotationally connected to the left clamping arm and the right clamping arm respectively. Each clamping mechanism includes a clamping member arranged on the corresponding clamping mechanism, the clamping member is a C-shaped structural body or a non-closed semi-annular structural body, and the clamping member is used for being clamped on an annular grip rod of the steering wheel of a vehicle.

The invention discloses a passenger neck protection method, a restraint system, a vehicle and a computer readable storage medium. The passenger neck protection method comprises the steps that the passenger restraint system comprising a safety air bag and an instrument board is constructed; the head of a passenger is in contact with the safety air bag in the early collision stage by controlling the length of the safety air bag in the X direction of the vehicle; by controlling the length of the safety air bag in the Z direction of the vehicle, the safety air bag synchronously restrains movement of the head and the chest of the passenger in the collision process; a matching interface between the air bag restraint system and the instrument panel is optimized, so that the supporting stability of the instrument panel to the air bag restraint system is enhanced; by cooperatively controlling the airbag length in the X direction, the airbag length in the Z direction and the matching interface, the head and neck relative corner and neck shearing force of the passenger are reduced, and therefore the neck bending moment of the passenger is reduced.

The invention relates to a method for operating a vehicle display during a journey, the method comprising: detecting the number of hands of a driver on the steering wheel of the vehicle during the journey; receiving the current speed of the vehicle; locking a function on the vehicle display if the current speed of the vehicle is above a predetermined speed threshold and one hand or no hand of the driver on the steering wheel of the vehicle was detected during the journey; and if the function on the vehicle display is locked: re-detecting the number of hands of the driver on the steering wheel of the vehicle during the journey; and unlocking the locked function on the display during the journey if two hands of the driver on the steering wheel of the vehicle were detected.

An apparatus of a vehicle may comprise a steering angle sensor configured to output a sensing signal associated with an angle of a steering wheel of the vehicle, a first processor configured to determine, based on the sensing signal and at least two different logics, respective first steering wheel angles of the vehicle, and based on the respective first steering wheel angles of the vehicle being consistent with each other, output a first signal indicating a first steering wheel angle of the vehicle, and a control circuit configured to control, based on the first signal, operation of the vehicle.

The invention provides a fault-tolerant control method and device for a hand feeling simulator of a steer-by-wire system, and solves the problems that in the prior art, redundancy depends on hardware, the cost is high, faults of the hand feeling simulator cannot be effectively handled, and driving safety is harmed. The method specifically comprises the following steps: S1, monitoring the operation state of a hand feeling simulator system in real time; wherein the hand feeling simulator system comprises an MCU, a motor drive axle and a three-phase motor, and the MCU is connected with the three-phase motor through the motor drive axle; s2, when the hand feeling simulator system has an unrecoverable fault, disconnecting the connection between the motor and the motor drive axle; and S3, at least two phase lines connected to the three phase lines of the motor are controlled to form a short-circuit loop, resistance is provided for the vehicle steering wheel when the vehicle steering wheel is rotated, safety is high, cost is low, and control is easy and reliable.

In accordance with exemplary embodiments, methods and systems are provided that include obtaining, via one or more sensors of a vehicle, sensor data pertaining to a steering wheel of the vehicle; determining, via a processor of the vehicle using the sensor data, whether a view of a display of the vehicle by a user of the vehicle is obstructed by the steering wheel; and adjusting, via instructions provided by the processor, one or more display images presented on the display, when it is determined that the view of the display by the user of the vehicle is obstructed by the steering wheel.

The invention discloses a vehicle insurance survey photographing guiding method and system based on multi-model fusion, and the method comprises the steps: carrying out the detection of visual data containing a target vehicle based on a vehicle detection model, and obtaining the position information; identifying the position information by using a vehicle orientation identification model to obtain an orientation and a shooting distance; identifying the visual data through an information identification algorithm to obtain a license plate and a VIN code; determining a corresponding guide rule according to the vehicle insurance case reporting information; outputting photographing guide information based on the position information, the orientation, the photographing distance, the license plate, the VIN code and the guide rule; the photographing progress is updated in real time through a visual interface of the mobile terminal, and the uncompleted photographing orientation and the completed photographing orientation are displayed in a distinguished mode through color changes in the visual interface; and carrying out associated storage on an image shot according to the shooting guide information and the license plate and / or the VIN code. The photographing efficiency and the picture quality can be improved, the labor cost is reduced, and the vehicle insurance claim settlement period is shortened.

The invention relates to the technical field of vehicles, and discloses a steering wheel temperature control system and method, a steering wheel and a vehicle, the steering wheel temperature control system comprises a steering wheel body, a semiconductor assembly and a temperature control host, the steering wheel body comprises a handle area and a non-handle area, and the semiconductor assembly is located in the steering wheel body in the handle area; the working face of the semiconductor assembly right faces the handle area, the semiconductor assembly is in communication connection with the temperature control host, and the temperature control host is deployed in the vehicle. The steering wheel temperature control efficiency is improved.

A device for measuring the eccentric angle of an automobile steering wheel relates to equipment for determining the deviation angle through centering detection of the automobile steering wheel and a front wheel and comprises a sliding groove pulling plate, an electronic level meter and a steering wheel clamping groove, the sliding groove pulling plate comprises a lower pulling plate, a left clamping groove, a right clamping groove, an upper sliding plate and a lower pulling plate plug, and the right clamping groove is fixedly formed in one end of the upper sliding plate; the lower pulling plate is arranged in the lower sliding plate clamping groove in a sliding mode, and a left clamping groove and a lower pulling plate plug are fixedly arranged at the tail end of the lower pulling plate. The electronic level meter comprises an electronic level meter button, an electronic level meter fixing knob and an electronic level meter; the electronic level meter is arranged in the sliding chute of the upper sliding plate in a sliding manner; the steering wheel clamping groove comprises a left clamping groove, a right clamping groove, a clamping screw rod, a steering wheel pressing plate and a screw rod knob; according to the invention, the problems of easy omission of tools, many splicing actions, easy damage of fixed parts and inaccurate eccentricity measurement results in the existing manual simple tool measurement are solved, and the problems of higher cost caused by the need of various devices for measuring the steering wheel by adopting a steering force meter and only measurement of a single type of vehicle steering wheel are solved; the method has the advantages that a single tool is used for measurement, steering wheels of different sizes can be adapted, the steering wheel deviation degree can be visually obtained, and accurate adjustment is facilitated.

1. Name of the product in this design: Main body of automotive steering control assembly. 2. Purpose of this design: The overall product is used to control the direction of a vehicle, and the part for which protection is sought is used in the vehicle steering control assembly, and is the main part of the vehicle steering control assembly. 3. The key design feature of this product is the shape of the portion not coated with red translucent material. 4. The picture or photo that best illustrates the key design points: Design 1 3D diagram 1. 5. Design 1 is designated as the basic design. 6. Other situations requiring explanation: The red semi-transparent coating is the part that does not require protection, and the part of Design 2 that requires protection includes color.

The application provides a vehicle speed prediction method and device, the method comprising: obtaining feature points in each target vehicle image and descriptors corresponding to each feature point according to at least two continuous target vehicle images obtained in advance; matching the feature points of adjacent two target vehicle images according to the feature points and the descriptors corresponding to each feature point to obtain a matching relationship of the feature points between the adjacent two target vehicle images; obtaining a motion rotation matrix and a motion translation vector between the adjacent two target vehicle images according to the matching relationship of the feature points between the adjacent two target vehicle images, combining a target vehicle orientation and a size of each target vehicle image obtained in advance, and using a camera imaging principle; and obtaining a predicted target vehicle speed according to a self-vehicle rotation matrix and a self-vehicle translation vector obtained in advance and combining the motion rotation matrix and the motion translation vector between the adjacent two target vehicle images. The application can significantly improve the speed measurement accuracy of a target vehicle.

The application provides an automatic steering control method and device, comprising the following steps: constructing a target function considering a lane changing path tracking error, an actuator energy consumption and an additional fuel consumption increase amount of steering; bringing a constraint condition into the target function to obtain an optimal steering control sequence for steering control of a vehicle; and obtaining the additional fuel consumption increase amount of steering based on a steering wheel angle and a vehicle speed. The fuel consumption factor is introduced into the target function, so that the steering control sequence with reduced driving resistance, fuel consumption, energy consumption and high path tracking precision is obtained.

To appropriately assist driving of a driver by communicating with a roadside machine arranged in a peripheral environment of a vehicle and notifying the driver to urge the driver to grip a steering wheel at an appropriate timing on the basis of information on the peripheral environment obtained from the roadside machine.SOLUTION: The driving assistance device includes a grip determiner that detects a state in which a driver grips a steering wheel of a vehicle and acquires grip determination information obtained by determining a result of the detection, a communication controller that communicates with a roadside device and acquires, from the roadside device, surrounding environment information about a surrounding environment monitored by the roadside device, a notifier that notifies the driver of driving assistance information for assisting driving of the vehicle, and a driving controller that controls the driving assistance information output by the notifier based on the surrounding environment information acquired by the communication controller and the grip determination information acquired by the grip determiner.SELECTED DRAWING: Figure 1B

The application provides a vehicle retrieval method based on multi-task learning, comprising the following steps: obtaining a training data set, a verification data set and a test data set containing vehicle image label information; inputting data of the training data set according to image serial numbers into an initial vehicle retrieval model based on multi-task learning to train a vehicle retrieval model; inputting data in the verification data set into the trained vehicle retrieval model to obtain a preliminary sorting result; and re-sorting the preliminary sorting result by using a multi-task retrieval strategy to obtain a final sorting result. The application guides the extraction of vehicle image features in a multi-task learning manner, designs camera perspective retrieval and vehicle orientation retrieval as auxiliary tasks, eliminates the deviation caused by different backgrounds and perspectives during retrieval, and effectively solves the problems caused by camera perspective and vehicle orientation transformation, so that the vehicle retrieval with strong interpretability, high efficiency and high retrieval precision is realized.

The utility model discloses a carrying stacker capable of adjusting the vehicle direction, which comprises a bottom walking assembly, a bottom rotating assembly, a stand column rail assembly, a lifting car body assembly and a track, the bottom walking assembly is connected above the track in a sliding manner, the bottom rotating assembly is arranged above the bottom walking assembly, and the stand column rail assembly is arranged above the lifting car body assembly. One end of the bottom rotating assembly is fixed to the stand column rail assembly, the lifting car body assembly is arranged in front of the stand column rail assembly in a sliding mode, a rotating bearing mechanism is arranged between the bottom rotating assembly and the bottom walking assembly and comprises a motor and a slewing bearing, the motor is fixed to the bottom walking assembly, and the slewing bearing is fixed to the bottom walking assembly. According to the carrying stacking machine capable of adjusting the vehicle direction, the bottom rotating assembly can rotate relative to the bottom walking assembly while moving in the rail direction, the action of rotating the vehicle direction is completed before a vehicle is conveyed to an entrance and exit, and the vehicle storing and taking time is saved.

The present disclosure relates to a kind of vehicle display device, vehicle steering wheel assembly and vehicle, vehicle display device includes: trim, trim includes connecting portion, first and second installation position, connecting portion connects the base of vehicle steering wheel, second installation position installs vehicle air bag, first installation position is above second installation position along the extension direction of base, first installation position installs touch display screen, touch display screen is similar trapezoidal and touch display screen can be separated from trim by external force, the edge length of touch display screen away from vehicle air bag is less than the edge length adjacent to vehicle air bag, the two corners of touch display screen away from vehicle air bag are set as circular arc angle, the profile of trim at first installation position is matched with the profile of touch display screen setting.By the technical scheme of the present disclosure, the line of sight of driver and passenger can be interacted with vehicle without leaving the driving route direction, and the risk problem of touch display screen glass cover plate breaking when vehicle collision occurs is solved.

1. Name of the designed product: steering wheel. 2. Use of the designed product: steering wheel for vehicle. 3. Design points of the designed product: in shape. 4. Picture or photo that best shows the design points: perspective view.

The application is a pure vision-based feature post-fusion vehicle re-identification method, which improves the vehicle fine-grained feature and global feature extraction model structure, and proposes a new measurement method for vehicle orientation constraint. First, a classification model is designed for the vehicle model information, including a UNet structure for extracting fine-grained features and a convolution model for image coding, and the classification results of the model are used for sample pre-screening. For the global feature of the vehicle, a model with convolutional neural network and Transformer structure is used for coding, and the features are post-fused. At the same time, a local center loss function based on clustering algorithm is introduced to constrain the intra-class distance of the same orientation target, and finally the sum of cross entropy loss, triplet loss and local center loss is used to represent the total loss function. The application achieves mAP accuracy of 0.799 and 0.699 on VeRi776 and VERI-WILD (large) data sets respectively, and the overall performance is better than most existing pure vision-based vehicle re-identification methods.

The invention discloses a control method and device of an unmanned vehicle, the unmanned vehicle, a chassis system and a product, and relates to the technical field of vehicles, and the control method of the unmanned vehicle comprises the steps: obtaining surrounding driving environment data of the unmanned vehicle under the condition that the unmanned vehicle triggers steering, and determining a steering available area of the unmanned vehicle based on the surrounding driving environment data; a target steering strategy of the unmanned vehicle is determined based on the available steering area, and the type of the target steering strategy at least comprises head-tail interchange steering; and controlling the unmanned vehicle to execute a steering action based on the target steering strategy. Due to head-tail interchange steering, control rights and function roles of the front suspension and the rear suspension of the unmanned vehicle can be switched and the vehicle direction can be redefined on the software control logic level, so that the U-turn steering operation of the vehicle is directly completed, the process does not need road redundancy, and the maneuverability and the trafficability of the vehicle in the space limited environment can be greatly improved.

A dialogue service device includes a dialogue system control unit configured to recognize an occupant's voice and control a dialogue system that interacts with the occupant in order to provide a service, and an activation unit that activates the dialogue system. The dialogue system includes a first dialogue system having a first voice recognition engine, and a second dialogue system having a second voice recognition engine. The activation unit has a first interface that outputs an activation command to the dialogue system via operation of a steering wheel switch of the vehicle, and a second interface that outputs the activation command to the dialogue system via a wake-up word uttered by the occupant. The first interface transmits the activation command to the first dialogue system, and the second interface transmits the activation command to either the first dialogue system or the second dialogue system.

An electronic device in a vehicle includes memory storing instructions, a communication interface, and at least one processor. The instructions cause the electronic device to receive, via the communication interface, from a camera included in the vehicle, a video with respect to a peripheral environment of the vehicle, using the video, obtain position information with respect to an external object included in the peripheral environment, receive, via the communication interface, from a wheel sensor included in the vehicle, rotation information indicating an angle of a steering wheel in the vehicle, using the rotation information and the position information, determine whether the external object is included in a risk region expected to be occupied by the vehicle moving in accordance with the angle, and based on determining that the external object is included in the risk region, generate notification information with respect to the external object.

The invention relates to a seat adjusting method and device, a travel order processing method, a terminal, a vehicle, a medium and a program product, and relates to the technical field of intelligent sensing and intelligent cabins. The method comprises the steps of judging whether a riding object moves towards a vehicle or not and whether the distance between the riding object and the vehicle is smaller than a distance threshold value or not by obtaining movement data of the riding object, collecting an image of the riding object before the riding object gets on the vehicle, and adjusting a target seat of the vehicle in advance in combination with multi-source information of the riding object. The method is especially suitable for scenes of online car hailing, shared travel and the like, and intelligent and personalized seat control and management are realized.

A path assessment system for a vehicle includes a trajectory calculating module configured to determine an actual trajectory of a vehicle based on an actual position of a steering wheel of the vehicle and an apparent trajectory of the vehicle based on an apparent position of the steering wheel of the vehicle. An obstacle grid generating module is configured to generate an obstacle grid. A collision probability module is configured to determine a probability of a collision based on the obstacle grid and the actual trajectory of the vehicle. A mitigation module is configured to at least one of alert a driver, apply brakes of the vehicle, and alter an acceleration request in response to the probability being greater than a predetermined percentage.

A travel control system is a system that controls travel of a work vehicle having an implement linked thereto, and includes one or more LiDAR sensors attached to the work vehicle to output point cloud data representing a surrounding environment of the work vehicle including at least a portion of the implement, and a controller configured or programmed to control travel of the work vehicle. The implement is linked to the work vehicle in a manner that permits turning relative to the work vehicle. The controller is configured or programmed to determine a position of a characteristic point of the implement based on the point cloud data acquired from the LiDAR sensor, and calculate an angle between an orientation of the work vehicle and an orientation of the implement based on the position of the characteristic point.

The application provides a vehicle orientation angle calculation method, device, equipment and storage medium. The method comprises the following steps: obtaining an initial image based on a monocular camera, wherein the initial image comprises a target vehicle; preprocessing the initial image to obtain a preprocessed image, wherein the preprocessed image contains envelope box information, and the envelope box information comprises a whole vehicle envelope box, a vehicle head envelope box, a vehicle tail envelope box and a vehicle wheel envelope box; detecting the number of vehicle wheel envelope boxes contained in the preprocessed image; in response to the number of vehicle wheel envelope boxes being less than 2, calculating an intersection-over-union ratio and obtaining the orientation angle of the target vehicle based on the intersection-over-union ratio; and in response to the number of vehicle wheel envelope boxes being greater than or equal to 2, calculating the orientation angle of the target vehicle based on the envelope box information.

Embodiments of the present application disclose a dual-mode three-anchor-point off-vehicle orientation identification method and device, electronic equipment and storage medium. The method obtains the positioning information of the UWB / BLE dual-mode three-anchor-point deployed at the end of the vehicle machine in real time; the positioning information includes RSSI information of three BLE anchor points and ranging value information of three UWB anchor points; the orientation judgment parameters are obtained according to the positioning information; the orientation judgment parameters include: the number of UWB anchor points with valid ranging values, valid ranging values, the difference between each two of the plurality of valid ranging values, the minimum ranging value, the anchor point identification information corresponding to the minimum ranging value, the number of BLE anchor points with valid RSSI values, valid RSSI values, the difference between each two of the plurality of valid RSSI values; the target orientation of the target is identified according to the preset judgment condition corresponding to each orientation, so that the off-vehicle orientation can be accurately identified, and the calculation is simple and easy to implement.