129 results about "Current driver" patented technology

The invention relates to the technical field of vehicles, in particular to an intelligent cabin man-machine cooperative control method and device, a vehicle, a medium and a product. Performing fusion processing on the voice signal data, the visual signal data and the tactile signal data of the current driver by using a preset dynamic weight distribution model to obtain a multi-modal fusion control instruction; and under the condition that the multi-mode fusion control instruction meets a preset sight-voice dual-mode condition, synchronously issuing the multi-mode fusion control instruction to a plurality of target execution devices in the intelligent cabin so as to drive each target execution device to perform cooperative control. Therefore, by constructing a cooperative control mechanism of multi-mode sensing and dynamic weight distribution, the problems that the false wake-up rate is high, the voice and graphical interface cooperative efficiency is low and the interaction mode cannot adapt to a complex driving environment due to a single or separated interaction mode in the related technology are effectively solved.

Systems and methods for alerting a driver to a potential driving hazard are disclosed. Hazard parameters representing a driving hazard may be received. The driving hazard may have a corresponding Ground Truth Operation Sequence (GTOS) comprising an ordered sequence of GTOS Designated Meta Operations (DMOs). The corresponding GTOS may be retrieved and instantiated using the hazard parameters. Current driver operation parameters may then be received, and may then be mapped to a GTOS DMO of the ordered sequence of GTOS DMOs. Subsequent driver operation parameters may then be received, and may then be compared to a set of probable subsequent operations associated with the mapped GTOS DMO. It may then be determined that the subsequent driver operation is absent from the set of probable subsequent operations, and an output may be generated for alerting a driver to the driving hazard.

The invention provides a driving authority management method and device based on biological feature verification and a medium, and belongs to the technical field of vehicles. The method comprises the steps of collecting facial features, voiceprint data and driving behavior data by detecting a starting operation of a current driver; the identity of the current driver is recognized by using a multi-modal biological recognition algorithm, and the accuracy and anti-counterfeiting capability of identity verification are improved by adopting a bimodal fusion scheme of face recognition and voiceprint recognition; when it is determined that identity recognition of the current driver succeeds, a driving account is determined to judge whether the driver has the use permission or not, a binding relation of driver identity-account-function permission is established, and accurate matching of the intelligent driving permission and the driver qualification is achieved; the open state of the intelligent driving function is dynamically controlled based on a permission verification result, if the permission exists, the intelligent driving function is automatically prepared, if the permission does not exist, the function is locked, a clear prompt is given, and the safety risk that the intelligent driving function is used before being learned is avoided from the source.

A light emitting diode (LED) driving system comprises at least one linear current driver configured to regulate current to a plurality of LEDs in a multi-spectral application independently of an electrical load affected by voltage fluctuations across the LEDs; and a programmable input configured to receive a current setpoint signal from a digital-to-analog converter (DAC), which defines a target current through the LEDs. The LED driving system further comprises a programmable voltage regulator configured to output a supply voltage to the least one linear current driver that includes a saturation voltage sufficient for the at least one linear current driver to regulate the current delivered to the plurality of LEDs.

To provide a drive circuit, a display device and the like which improve power consumption.SOLUTION: The drive circuit is a drive circuit for a display device and includes a power supply unit that supplies power to a light emitting unit including a plurality of light emitting units, a current driver that supplies a pulsed drive current whose duty ratio is adjustable to the plurality of light emitting units, and a control unit that controls a current value and a duty ratio of the drive current supplied by the current driver based on an input gradation value corresponding to the plurality of light emitting units. The control unit sets the current value such that the luminance with respect to the maximum input gradation value of the light-emitting unit becomes relatively small when the lighting rate of the plurality of light-emitting units is larger than a first threshold value, and the luminance with respect to the maximum input gradation value becomes relatively large when the lighting rate is equal to or smaller than the first threshold value, and supplies the set current value in common to the plurality of light-emitting units of the light-emitting unit corresponding to the plurality of areas.SELECTED DRAWING: Figure 1

The utility model discloses a lamp capable of condensing light, which relates to the technical field of lamps and comprises a circular ring and a conical spinning cover, and the bottom surface of the circular ring is fixedly connected with a circular plate. According to the lamp capable of condensing light, the side edge of the lamp is illuminated through the LED light source, meanwhile, the lamp bead illuminates in the center of the lamp, the anti-dazzle cup utilizes the light condensing principle, the light condensing effect is improved, the key lighting effect is achieved, the problem that the lower portion of the lamp is black is effectively solved, the anti-dazzle cup is of an arc-shaped structure, and the inner side of the conical rotary pressing cover is of an inwards-concave structure; the LED light source and the lamp beads are electrically connected with the intelligent double-color-temperature constant-voltage driving assembly, the problem of accurate current shunting of the main light source and the auxiliary light source with different voltages of the same constant-current driver is solved, the intelligent double-color-temperature constant-voltage driving assembly is installed on the circular plate, and the LED light source and the lamp beads are electrically connected. And heat dissipation of the intelligent double-color-temperature constant-voltage driving assembly is facilitated, and the practicability of the lamp is improved.

The invention discloses an emergency auxiliary takeover system and method for a driverless automobile, relates to the technical field of driverless driving, and aims to solve the problem that collision risks are easily caused due to the fact that the system does not carry out takeover control on the automobile in the driverless driving process. Comprising the following steps: S1, acquiring information of a current unmanned target vehicle and obstacle information on a driving path; s2, detecting whether the current driving path collides with an obstacle on the path or not; s3, acquiring driver information of the current vehicle; s4, inputting the obtained driver information into a pre-trained takeover state prediction model to obtain the takeover state of the driver; s5, acquiring the danger level of the current vehicle, and predicting whether the driver can take over the current vehicle in time according to the take-over state of the current driver and the danger level; and S6, when it is judged that the driver cannot take over the vehicle in time, a corresponding vehicle emergency control module is designated to control the vehicle according to the danger level and the take-over state.

An example apparatus includes: current driver circuitry configured to supply power to a stepper motor; and controller circuitry coupled to the current driver circuitry, the controller circuitry configured to: determine a first duty cycle of power transferred to the stepper motor by the current driver circuitry during a first operation of the stepper motor, the first operation to supply power using currents of a target magnitude; determine an previous duty cycle of power transferred to the stepper motor by the current driver circuitry during a second operation of the stepper motor, the second operation of the stepper motor to supply power using currents of the target magnitude; and determine changes in a mechanical load applied to the stepper motor responsive to a comparison of the first duty cycle to the previous duty cycle.

The invention provides a driver upgrading method and device, equipment, a storage medium and a program product, electronic equipment comprises a plurality of graphics processors, each graphics processor corresponds to a current driver, and the method comprises the steps that driver upgrading instructions of the graphics processors are acquired, and the driver upgrading instructions comprise target version numbers; according to the driver upgrading instruction, whether a target graphics processor exists in the multiple graphics processors or not is determined, and the target version number is higher than the current version number of a current driver corresponding to the target graphics processor; and if the target graphics processor exists, determining a target drive corresponding to the target graphics processor when the working state of the target graphics processor is not occupied by the virtual machine, and performing drive upgrading processing on the target graphics processor according to the target drive. According to the upgrading method provided by the invention, upgrading can be initiated without waiting for all graphics processors in the electronic equipment to be in a state of being not occupied by the virtual machine, so that the upgrading period of the Host driver is shortened.

The invention relates to a label automatic management method and system in an online car-hailing scene, and the method comprises the steps: monitoring business events in an online car-hailing platform in real time, and the business events comprise a driver behavior event, a vehicle state event, a platform event and an environment event; when the driver behavior event is monitored, inputting a current driver behavior event, a vehicle state event of a vehicle bound with a driver, a platform event of a current time period and an environment event of a current time period of an area where the driver is located into an event analysis model; judging whether the current driver behavior event causes the label change of the driver or not; if the tag change of the driver is caused, querying all tags related to the current driver behavior event; screening a label conforming to the area where the driver is located from all labels related to the current driver behavior event as a target label; adding and / or deleting a target label for the driver; and pushing a label management notice, and a business scene, a business processing mode and a business processing link corresponding to the target label to a driver.

The invention provides a vehicle operation display method, system and device and a medium, and relates to the technical field of vehicle guidance, and the method comprises the steps: determining a vehicle owner type of a user at a current driving position; under the condition that the vehicle owner type is a non-default vehicle owner, acquiring a first point location sequence for guiding a basic operation behavior of the non-default vehicle owner; according to a point position sequence in the first point position sequence, controlling an omnibearing emitter to sequentially rotate to each point position of the first point position sequence, and emitting a visible light beam to an operation part corresponding to the current point position; and outputting guidance information corresponding to the current point location to guide the basic operation behavior of the non-default vehicle owner every time the vehicle owner rotates to one point location. The method aims at efficiently assisting a driver to be familiar with vehicle operation so as to improve the vehicle using experience of the driver.

A means of transport, a device, and a method for informing a user of a driver assistance system of a means of transport are proposed. The method comprises the following steps: determining the current speed, the current driver input, and a variety of environmental conditions of the means of transport; using the current speed, the current driver input, and the environmental conditions to determine a current target distance that the driver assistance system attempts to maintain; determining a minimum distance and a maximum distance that would result under different environmental conditions at the current speed and the current driver input; and issuing an initial indication (3) to the user regarding the minimum distance, the maximum distance, and the target distance.

The embodiment of the invention provides a vehicle control method and device, electronic equipment and a computer readable storage medium. The vehicle control method comprises the steps that road condition information of a to-be-driven road section of a vehicle and current driving information of the vehicle are obtained; the sight line direction of a current driver is monitored to obtain a sight line attention area of the driver, and the sight line attention area comprises an area which can be covered by the sight line direction of the driver in a cab of the vehicle; and according to the road condition information, the driving information and the sight line attention area, determining alarm information of the vehicle, and controlling the vehicle to execute an alarm operation corresponding to the alarm information. The problem that in the existing background, driver attention is distracted, and consequently the vehicle control capacity is reduced is solved.

A photochemical reactor can include a plurality of flow cells whose illuminated internal surfaces coincide with a Φ = Φ * iso-flux boundary. Identical cells can be connected by short, small-diameter interconnects to form a cell chain of pitch p, and multiple chains can be arranged in parallel to meet throughput while maintaining residence-time and pressure-drop limits. Each cell can be illuminated by opposed, orthogonally oriented LEDs in 2-LED, 4-LED, or 6-LED topologies. In some embodiments, 6-LED illumination can be provided by a wireless cube LED apparatus having six emitters on orthogonal faces, a centrally located receiver coil, rectifier, and current driver. The cube can insert into keyed pockets that set optical standoff δ and orientation. A controller can sweep a transmitter frequency to select an operating frequency f_T* that maximizes received power for the installed receiver-coil geometry.

The invention discloses a vehicle control method and device, equipment, a storage medium and a program product. The method comprises the steps of determining a target vehicle of a current vehicle to-be-simulated driving experience; obtaining the current driving operation of the current driver received by the current vehicle; a target response parameter corresponding to the current driving operation is obtained through a driving model corresponding to the target vehicle, the driving model is obtained through imitation learning according to the sample driving operation and a sample response parameter, and the sample response parameter is obtained through conversion of an original response parameter of the target vehicle responding to the sample driving operation; the driving feedback of the current vehicle responding to the sample driving operation according to the sample response parameter is similar to the driving feedback of the target vehicle responding to the sample driving operation according to the original response parameter; and controlling the current vehicle to respond to the current driving operation according to the target response parameter. The driving experience of the vehicle can be enriched.

The present application relates to the technical field of vehicle, and discloses a vehicle driving control method, which comprises the following steps: detecting whether there is foreign matter in the pedal area of the vehicle; when it is confirmed that there is foreign matter in the pedal area, issuing an alarm prompt to the current driver of the vehicle, and judging whether the driver takes adjustment measures within a specified time window; if it is confirmed that the driver does not take adjustment measures, the vehicle is controlled. In the case that foreign matter is detected in the pedal area, the driver is informed in the first time, and whether the vehicle needs to be actively controlled is further judged based on the reaction of the driver. By combining the timeliness of the foreign matter falling notification and the fault tolerance processing of the driver's reaction, the risk brought by the foreign matter falling in the pedal area to the vehicle driving is greatly reduced, and the safety guarantee of the vehicle driving is further improved.

The invention relates to a driver departure control method and device, computer equipment and a storage medium. The method comprises the following steps: acquiring driving behavior data of a current driver, determining a driving risk score of the current driver according to the driving behavior data, acquiring passenger evaluation data of the current driver, determining a service quality score of the current driver according to the passenger evaluation data, acquiring historical operation data of the current driver, and determining a service quality score of the current driver according to the historical operation data; according to the historical operation data, determining a revenue efficiency score of the current driver, according to the driving risk score, the service quality score and the revenue efficiency score of the current driver, determining a driving strategy of the current driver, the driving strategy including a driving address and driving time, and sending the driving strategy to a terminal corresponding to the current driver. Therefore, the current driver is controlled to leave. By adopting the method, different drivers can be guided to select proper time periods and go to proper places to receive orders, so that the waiting time of the drivers is shortened, and the order receiving success rate of the drivers is improved.

The invention relates to a method (11) for controlling a motor vehicle (1) that can be guided longitudinally manually and automatically. In this method, when a target deceleration is requested by a driver assistance system (3) configured for longitudinal vehicle control, a false deceleration is detected if the actual deceleration of the motor vehicle (1) exceeds a predetermined deceleration threshold for more than a predetermined tolerance time. However, if a driver-initiated deceleration is simultaneously present due to the activation of a brake control element (5) of the motor vehicle (1) by the driver (2), this deceleration threshold for the detection of false decelerations is automatically adjusted by the current driver-initiated deceleration towards a greater deceleration. The invention also relates to a vehicle system (7) configured for the method and a motor vehicle (1) equipped therewith.

The invention particularly discloses a series power generation control method for a hybrid electric vehicle. The method comprises the steps that a corresponding table of SOC and compensation power is obtained through overall calibration of the vehicle; the current driver demand power, the current battery SOC and the target SOC are obtained, and the corresponding table is looked up according to the difference value between the current battery SOC and the target SOC to obtain the compensation power needed by the battery; real-time electric power consumed by high-voltage accessories in the vehicle is obtained, and real-time dynamic target generated power is obtained according to the current driver demand power, the compensation power and the real-time electric power; the static reference target generated power of the vehicle is obtained, and the final target generated power is obtained according to the real-time dynamic target generated power and the static reference target generated power; and distributing an engine target torque and a generator target rotating speed according to the final target power generation power so as to perform series power generation control. According to the invention, frequent dynamic adjustment can be reduced, and high loss of battery charging and discharging is avoided.

The invention discloses a mobile machinery driving behavior evaluation and guidance method and system, belongs to the technical field of mobile machinery, and is used for solving the problems that an existing mobile machinery driving evaluation mode is insufficient in utilization of parameter characteristics, rough in evaluation process, incapable of establishing association between specific operation and mechanical efficiency and energy consumption and poor in evaluation effect. And the influence of the driving mode and the working condition on the driving operation evaluation is not considered. Comprising the following steps: collecting real-time operation data of each part of a target flow machine and carrying out data preprocessing; according to the real-time operation data, identifying a current operation scene of the target mobile machine; based on the current operation scene, loading a corresponding standard operation model in a preset standard model library; driver operation characteristics related to the driving behaviors are extracted from the real-time operation data; scoring each driving action of the current driver based on the driver operation characteristics and a standard operation model; according to the score obtained through calculation, a targeted operation suggestion is generated, and the score and the operation suggestion are fed back to a driver.

The present invention provides a vehicle deviation compensation control method, apparatus, vehicle, equipment, and medium for implementing vehicle deviation compensation control during driving. The vehicle deviation compensation control method includes: after activating a deviation compensation function, determining whether a preset deviation compensation condition is met; if the preset deviation compensation condition is met, determining a deviation compensation torque based on the current driver's hand torque and the current vehicle speed, and performing compensation control based on the deviation compensation torque.

The invention relates to a method for operating a vehicle in an activated recuperation mode, wherein the vehicle has at least one drive unit designed as an electric machine and a control and / or regulating device (300) for executing a braking torque request by means of recuperation by the at least one electric machine, at least comprising detecting a current driving situation from current sensor values ​​(20); determining a current braking torque request (30) by the control and / or regulating device (300) to the at least one electric machine; determining a current driver request (14) from a current accelerator pedal position and from a current brake pedal position of the vehicle; determining a difference (22) between the current braking torque request (30) by the control and / or regulating device (300) and the current driver request (14);and determining a correction value with the difference (22), with which correction value the value of the braking torque request (30) stored for the current driving situation in the control and / or regulating device (300) is adjusted.;

The invention discloses a vehicle and an auxiliary driving method thereof, and the method comprises the steps: determining a target driving mode from a plurality of driving modes according to the matching of a face image of a current driver in a face image library when a target vehicle is started in a state that a green hand driving mode is activated, the face image library comprises corresponding relations between face images of a plurality of drivers and a plurality of driving modes, and the driving mode corresponding to each driver in the face image library is set based on parameters representing the driving duration of the driver; controlling the target vehicle to enter a target driving mode; and if the target driving mode is the green-hand driving mode, assisting the current driver to drive the target vehicle according to various auxiliary driving strategies in the green-hand driving mode in the driving process of the target vehicle. According to the method and the device, the technical problems that the green driver cannot be accurately identified and driving assistance cannot be specifically provided for the green driver in the driving process in the prior art are solved.

The present invention relates to a method for operating an assistance system (102) of a vehicle (100) as a safety system, wherein the assistance system (102) is configured at least for highly automated driving according to level 3, wherein the assistance system (102) automatically determines a safety solution (108) for a current traffic situation (104) in the background during manual operation by a driver (110) of the vehicle (100), wherein the safety solution (108) is compared with a current driver input (112) of the driver (110), and the vehicle (100) is controlled by the assistance system (102) using the safety solution (108) if the driver input (112) deviates from the safety solution (108) by more than one intervention tolerance.

The application relates to a position adjustment method and device of a driving assistance device and a driving device, and comprises the following steps: when a driver exists, acquiring a current three-dimensional image of a current driver; comparing the current three-dimensional image with a stored setting three-dimensional image; under the condition that the current three-dimensional image meets any setting three-dimensional image, calling a position parameter corresponding to the setting three-dimensional image; and adjusting the driving assistance device for the current driver according to the position parameter. The position adjustment method of the driving assistance device has the following advantages: on the one hand, the current three-dimensional image of the current driver is used, so that the recognition rate and even the anti-counterfeiting degree are high; on the other hand, the processing efficiency is improved through automatic three-dimensional image comparison, so that the automatic adjustment time of the driving assistance device is shortened; and on the other hand, through the adjustment of the driving assistance device, the driver has the most habitual or relatively comfortable posture and objective environment of the driving device, which is beneficial to reducing the fatigue of the driver, so that the traffic accidents are reduced.

The invention relates to the technical field of intelligent driving, and provides a method and related equipment for adjusting the trust degree of a driver to a vehicle intelligent driving system, and the method comprises the steps: obtaining the driving information of a current driver, and determining a current event prompt threshold value corresponding to the current driver according to the driving information; according to the method, the current event prompting threshold value can be dynamically determined through the driving information, the current event prompting threshold value can be dynamically determined through the driving information, and the current event prompting threshold value can be dynamically determined through the driving information, so that the current event can be prompted to adjust the trust degree of the current driver to the intelligent driving system in the vehicle. The threshold value meeting the prompt demand of the user for the intelligent driving system is obtained, so that the subsequent event prompt of the intelligent driving system can meet the prompt demand of the user, the accuracy of the predicted event prompted for the user meets the psychological expectation of the user, the credibility of the user for the intelligent driving system is improved, the utilization rate of the user for the intelligent driving system is improved, and the user experience is improved. Therefore, the driving safety of the vehicle is further ensured, and the driving fatigue feeling is reduced.

The invention discloses a cooperative driving control method and device, electronic equipment, a storage medium and a vehicle, and relates to the technical field of intelligent networked automobiles, and the method comprises the steps: determining a current driving situation risk level according to the behavior state information of a current driver, the driving environment information of an intelligent driving domain and the interaction information of a cabin domain; in response to the driving situation risk level belonging to a preset high risk level, determining a brake trigger signal and an alarm request corresponding to the high risk level; adjusting the communication priorities of the brake trigger signal and the alarm request to the highest level; and controlling the intelligent driving domain to execute a corresponding braking strategy according to the braking trigger signal, and controlling the cabin domain to execute an alarm strategy according to the alarm request. According to the method, the intention and the state of the user can be understood, unnecessary interference when the user focuses on driving is reduced, timely and smooth assistance is provided when the user needs help, and man-machine co-driving experience is more natural and reliable.

The present invention relates to a method (3) for allowing a driver to drive a vehicle (1) using a control device (2). In this method (3), if contact with the steering wheel (6) is detected, the current driver is identified. If the current driver is authorized to drive, permission to drive is granted for a certain period of time. The engine is started only if contact with the steering wheel (6) occurs during this period. The present invention also relates to a control device (2) for carrying out this method (3).

The present invention discloses a method and system for configuring vehicle control parameters. The method includes: a cloud-based system inputs training data sets for various driving scenarios into a deep learning model corresponding to the driving scenario to classify and learn driving habits, outputs control parameters corresponding to different driving habits in the corresponding driving scenario, and stores them in a model database; a cloud-based system determines the control parameters for each driver in each scenario based on their actuator data and the model database, establishes a control parameter library for each driver based on the determined information, and transmits it to the corresponding vehicle-side system; the vehicle-side system queries whether a local target control parameter library for the current driver exists based on the current driver's identity information; if so, queries the target control parameter library for the corresponding target control parameter based on the current driving scenario and executes the corresponding target control parameter. This method can largely solve the problem that planning and control in different scenarios cannot adapt to the driving habits of different drivers.

The present invention discloses a navigation route planning method that reduces the difficulty of driving operations. The main design concept of the present invention is that after entering a preset navigation mode, information about the starting point and the end point is obtained, and then several driving item selection interfaces are presented to the user, wherein the driving items are predetermined road conditions that increase the difficulty of driving operations, and each driving item has a gear position for the user to select, and each gear position has a corresponding weight score. Based on the driving item selection results input by the user and the number of each road condition item included in the path from the starting point to the end point, at least one navigation route is recommended to the user. The present invention can use the gear options independently selected by the driver to specifically avoid the current driver's weaknesses in the navigation route as much as possible, thereby adjusting the length of the detour according to personalized needs, and further balancing the difficulty of driving operations with travel time, thereby improving the safety and reliability of the user's travel.