2070results about "Propulsion unit safety devices" patented technology

A computing system associated with a vehicle can access sensor data originating from one or more sensors disposed within a vehicle and can access device data originating from a user device. The sensor data and the device data can comprise physiological data of a user of the vehicle. The computing system can determine a physiological status of the user of the vehicle based on at least the sensor data or the device data and cause the vehicle to perform one or more operations based on at least the physiological status of the user.

Multiple enzymes may be present in one or more active areas of an electrochemical analyte sensor for detecting one or more different analytes. In particular, an analyte sensor may comprise a sensor tail configured for insertion into a tissue and one or more working electrodes having a glucose-responsive active area and an ethanol-responsive active area to detect glucose and ethanol in vivo.

To provide a braking control device of a vehicle that can execute starting-assist control of suppressing a vehicle from moving backward on an uphill road, which can improve hill-climbing performance.SOLUTION: A braking control device comprises an actuator that can individually adjust braking torque applied to a plurality of wheels, and a controller that holds the braking torque so as to prevent a vehicle from moving backward on an uphill road through the actuator and then executes starting-assist control of gradually reducing the braking torque. The controller can execute traction control by which the braking torque is increased in a slip wheel in which an acceleration slip of the wheel becomes larger than a predetermined slip to reduce the acceleration slip. Further, the controller determines a final control amount Qt on the basis of a first control amount Qa of the braking torque relating to the starting-assist control and a second control amount Qb of the braking torque relating to the traction control, and controls the braking torque on the basis of the final control amount Qt.SELECTED DRAWING: Figure 5

A brake system includes a reservoir and a motor-driven master cylinder for actuating a plurality of wheel brakes. A secondary power transmission unit provides pressurized hydraulic fluid at first and second PTU outputs for actuating the wheel brakes in at least one of a normal non-failure braking mode and a backup braking mode. The secondary power transmission unit includes an electric PTU motor and at least two pump pistons. At least two brake pressure sensors are provided. Each brake pressure sensor is located directly adjacent a corresponding wheel brake for sensing hydraulic pressure at the corresponding wheel brake and responsively producing a brake pressure signal. An electronic control unit is provided for controlling at least one of the secondary power transmission unit and the master cylinder responsive to at least one brake pressure signal. The secondary power transmission unit is directly fluidly connected to the reservoir.

A brake system includes a master cylinder generating pressure at first and second MC outputs for actuating first and second pairs of wheel brakes. A secondary brake module is configured to provide fluid at first and second PTU outputs for actuating the wheel brakes. The secondary brake module includes an electric motor configured to selectively pressurize the hydraulic fluid by transmitting rotary motion to at least two pump pistons. A pump inlet attenuator is interposed hydraulically between a reservoir and the pump pistons and in direct fluid connection with the reservoir via a single return line. An electronic control unit controls at least one of the secondary brake module and the master cylinder responsive to a brake pressure signal. The pump inlet attenuator regulates pressure in the single return line to reduce pressure fluctuations at an inlet side of each pump piston via solely mechanical pressure attenuation.

A charging system can include a housing. The housing can include a controller. The housing also can include a power source configured to power the controller. The charging system also can include a wireless charger configured to transfer energy to the power source. The wireless charger can include a first indicator. The first indicator can be configured to provide a first non-flashing visual output at a first brightness level and indicative of a first charging status of the power source. The first indicator also can be configured to provide a second non-flashing visual output at a second brightness level indicative of a second charging status of the power source. Other embodiments are disclosed.

A brake system includes a motor-driven master cylinder for generating brake actuating pressure at first and second MC outputs for hydraulically actuating pairs of wheel brakes. A secondary brake module is configured for selectively providing pressurized hydraulic fluid at first and second PTU outputs for actuating the first and second pairs of wheel brakes. A low pressure accumulator is interposed hydraulically between the first and second pairs of wheel brakes. The low pressure accumulator is in indirect fluid communication with the reservoir via the first and second MC outputs and the master cylinder. The low pressure accumulator at least partially provides slip control to the wheel brakes in coordination with the secondary brake module when the brake system is in the normal non-failure braking mode.

A method to prevent intoxicated operation is described. The method includes providing instructions to a vehicle user to position a vehicle user body portion posture in a predefined alignment. The method further includes obtaining the vehicle user body portion posture from a first vehicle detector, and determining whether the vehicle user body portion posture is in the predefined alignment. The method includes activating a plurality of vehicle visual indicators to illuminate in a predefined manner when the vehicle user body portion posture is in the predefined alignment. The method further includes providing instructions to the vehicle user to move vehicle user eyes to track the plurality of vehicle visual indicators, and obtaining a vehicle user eye movement from a second vehicle detector. The method further includes determining whether the vehicle user eye movement meets a predetermined condition, and actuating a control action accordingly.

A method for predicting risk exposure includes receiving a particular set of data acquired via a sensor. The method for predicting risk exposure further can include analyzing, via a machine learning (ML) model, the particular set of data. The analyzing can include determining that the particular set of data represents a particular light exposure pattern corresponding to a light exposure pattern correlated with a risk pattern. The ML model can be trained with a first set of data and a second set of data to identify a correlation between the light exposure pattern and the risk pattern. The method for predicting risk exposure also can include predicting a risk exposure for a user based on the particular set of data. The method for predicting risk exposure also can include providing a notice indicating the risk exposure.

A method includes identifying suspension stiffness data and suspension deflection data associated with corresponding distal ends of one or more axles of an autonomous vehicle (AV). The method further includes determining, based on the suspension deflection data and the suspension stiffness data, driving constraint data for traveling at least a portion of a route. The method further includes causing, based on the driving constraint data, performance of a corrective action associated with the AV during the traveling of the at least a portion of a route.

A computer implemented method for controlling at least one driven and / or braked wheel of a heavy-duty vehicle includes configuring a default inverse tire model and a boost inverse tire model, where each inverse tire model represents a respective relationship between longitudinal wheel slip and longitudinal wheel force at the wheel, where the boost inverse tire model is associated with a higher maximum obtainable wheel slip value for the wheel compared to the default inverse tire model, obtaining a motion request indicative of a desired longitudinal force to be generated by the wheel, selecting the boost inverse tire model as active inverse tire model in response to detecting a boost signal and selecting the default inverse tire model as active inverse tire model otherwise, and controlling the at least one driven and / or braked wheel in dependence of the motion request and based on the active inverse tire model.

A steering control device includes a controller configured to control driving of a motor that generates a torque. The torque is a torque applied to a steering mechanism of a vehicle using electric power from at least any one of an in-vehicle main power source and an auxiliary power source that backs up the main power source. The controller is configured to wait for the auxiliary power source to be charged to an extent that the main power source is able to be backed up and to permit the vehicle to travel when the controller is activated with an activation operation for the vehicle as a trigger and transitions to a state where control of the motor is executable.

The present invention discloses a safe driving early warning system for intervention based on driver emotions. The system obtains current driver facial expression dynamics through a driver emotion real-time recognition unit, performs intelligent emotional analysis based on the obtained facial expression dynamics, and controls a vehicle running status based on a real-time emotion recognition result. The system monitors driver emotions in real time during driving, and controls a vehicle driving status and / or issues a safety warning to a driver according to a monitoring result, so as to ensure the traffic safety of various vehicles from the perspective of the driver.

Embodiments herein relate to a vehicle immobilization system is having a detection unit operable to detect a level of an intoxicant in a user, a control system to receive a signal from the detection unit indicating a level of intoxicant in the user, and a wireless transmitter configured to transmit signals. The system further includes a wireless relay system configured to be disposed in an engine compartment of the vehicle and having a wireless receiver configured to receive the signals from the wireless transmitter. Other embodiments are also included herein.

An electric vehicle (EV) includes a battery pack, an electric motor, an inverter connected to the electric motor, a power distribution unit (PDU) connected to the battery pack and the inverter, and at least one EV emergency stop switch configured to disconnect the battery pack from the power distribution unit (PDU) when the at least one EV emergency stop switch is activated. The first EV emergency stop switch is located at a front surface of the EV.

Multiple enzymes may be present in one or more active areas of an electrochemical analyte sensor for detecting one or more different analytes. In particular, an analyte sensor may comprise a sensor tail configured for insertion into a tissue and one or more working electrodes having a glucose-responsive active area and an ethanol-responsive active area to detect glucose and ethanol in vivo.

A ring includes a controller. The ring can also include a power source configured to power the controller. The ring further can include a charging unit. The charging unit can be configured to convert a first form of energy into a second form of energy. The charging unit also can be coupled to the power source to provide the second form of energy to the power source. The controller can execute instructions to control operation of a user interface. Other embodiments are disclosed.

A smart safe console system is provided herein. The smart safe console system includes a smart safe console assembly for mounting in a vehicle, having a safe body suitable for securing an electronic device, a button configured for controlling input and output to and from the electronic device when a vehicle hosting the smart safe console system is in use, and a wireless charging apparatus. Such smart safe console system is useful for improving the safety of a user when traveling in a vehicle with an electronic device.

A utility vehicle includes a frame assembly defined by a lower frame assembly and an upper frame assembly coupled to the lower frame assembly. The frame assembly supports a plurality of body panels. A roof, front windshield, rear windshield, and doors may be coupled to the frame assembly to enclose the operator area.

A computer system is provided and is programmed to: (1) receive sensor data associated with a primary vehicle; (2) determine a current condition of a driver of the primary vehicle based upon the sensor data of the primary vehicle; (3) determine a threat level for the primary vehicle based upon the current condition of the driver of the primary vehicle and the sensor data of the primary vehicle; (4) activate at least one action in the primary vehicle based upon the threat level for the primary vehicle; and / or (5) electronically transmit the threat level of the primary vehicle to one or more additional vehicles.

A steering wheel includes a control unit that executes an acceleration control or a deceleration control of a vehicle based on results of detections by a first contact detecting portion, a second contact detecting portion, a first operation detecting portion, and a second operation detecting portion. The control unit does not execute the acceleration control or the deceleration control based on an operation of a first operating portion when the first operating portion is operated in a state in which the first contact detecting portion is not detecting contact by a driver with a first gripping portion, and does not execute the acceleration control or the deceleration control based on an operation of a second operating portion when the second operating portion is operated in a state in which the second contact detecting portion is not detecting contact by the driver with a second gripping portion.

Proposed is a method for communicating, by a vehicle, with a user terminal in a wireless communication system. The method may comprise: detecting an event which has occurred to a user of the user terminal; and transmitting a message for requesting assistance associated with the safety of the user. In addition, the message for requesting the assistance may include information regarding the event which has occurred to the user and information regarding a duration time of the assistance.

The application provides a vehicle gear control method, device, storage medium and equipment. In the method, when the vehicle speed is less than or equal to a preset speed threshold, a driver side door signal, a safety belt signal and an off-site sensor signal are acquired. If the door signal indicates that the door is in an open state, and the safety belt signal indicates that the safety belt is in an open state, or if the off-site sensor signal indicates that the driver is not on the seat, it is determined that the vehicle meets the automatic return to the parking gear condition. In the case that the automatic return to the parking gear function of the vehicle is in an activatable state and the vehicle meets the automatic return to the parking gear condition, the gear of the vehicle is switched to the parking gear. In this way, the off-site sensor signal is used as a redundant judgment signal of the door signal and the safety belt signal. Even if the door signal or the safety belt signal is lost, the vehicle can still automatically engage the parking gear, thereby preventing the vehicle from moving unexpectedly when the driver leaves the vehicle and improving the vehicle safety.

Systems and methods are disclosed for driver assistance. In one example a method for an advanced driver alert system for a vehicle comprises monitoring, via a user-facing camera, facial movement of a user over time. The method includes determining a plurality of facial movement metrics based on the facial movement over an adjustable time window, transforming the plurality of facial movement metrics into a machine readable representation of the adjustable time window, and determining, via a code reading model, one or more user requests based on the machine readable representation of the facial movement metrics. The method includes executing one or more user assistance operations based on the determined user requests.

The invention discloses an automobile drunk driving automatic monitoring method and related equipment, relates to the field of drunk driving monitoring, and mainly aims to solve the problem that current automobile drunk driving automatic monitoring is not intelligent and accurate enough. The method comprises the following steps: acquiring driver seat personnel information and alcohol content information; determining light reflection data of pupils of the driver under the condition that alcohol is fed back to exceed the standard according to the driver seat personnel information and the alcohol content information; and determining the drunk driving state of the driver based on the light reflection data of the pupil of the driver. The method is used for the automobile drunk driving automatic monitoring process.

A method for predicting fatigue of a driver of a vehicle comprises obtaining (110) environmental perception data of the vehicle from at least one environmental perception sensor of the vehicle, wherein the environmental perception data represents at least one environment of the vehicle while driving. The method further comprises processing (120) the environmental perception data to determine (150) a prediction variable that reflects whether the driver of the vehicle is fatigued. The method further comprises providing (160) a warning based on the prediction variable.

A system for detecting an impairment of an operator of a vehicle includes an alcohol sensor, a camera, a start control, and a controller in electrical communication with the alcohol sensor, the camera, and the start control, the controller including a processor and a memory, the memory including instructions such that the processor is programmed to: determine that alcohol is detected using the alcohol sensor, disable the start control based on the detection of alcohol, perform a gaze nystagmus assessment of the operator using the camera, determine if the operator is impaired based on the gaze nystagmus assessment, and enable the start control when the operator is not impaired.

A vehicle includes: a set of cameras mounted to the vehicle and configured to generate video data showing an interior and exterior of the vehicle; a set of sensor devices including at least one of an accelerometer, a GPS receiver, or a magnetometer, the set of sensor devices generating sensor data representing characteristics of the movement of the vehicle; a vehicle monitoring apparatus configured to perform operations comprising: obtaining the video data; determining, based on a portion of the video data, that a particular type of vehicle event is occurring; identifying a type of sensor data to be collected for the particular type of vehicle event; selecting a portion of the sensor data that corresponds to the identified type of sensor data; and generating event information that includes: data indicating the particular type of vehicle event; the portion of the video data; and the selected portion of the sensor data.

The invention provides a safety control method of a transportation mode, electronic equipment and a vehicle, which can perform vehicle speed limit control according to a real-time vehicle speed and a preset transportation limit vehicle speed, and perform torque limit control according to a real-time output torque and a preset transportation limit torque. And determining whether a transportation safety risk exists or not according to the real-time vehicle speed and the real-time output torque, controlling the vehicle to enter a functional safety state when the safety risk exists, and performing torque reduction control. The vehicle speed can be limited within a safe range through vehicle speed limiting control, the output torque can be limited within the safe range through torque limiting control, and safety risks related to overspeed or overlarge acceleration are avoided. The torque reduction control is carried out when the safety risk exists, enough time can be reserved for a driver to carry out remedy operation, the remedy difficulty after the transportation safety risk occurs is reduced, the transportation safety risk is controlled within a controllable range, and the safety of the vehicle and users in the vehicle is protected.