Abstract: A system of managing communications in a vehicle includes a telematics unit connected to the vehicle. The telematics unit is configured to execute a retransmission request protocol upon receipt of erroneous data. A command unit in communication with the telematics unit, the command unit having a processor and tangible, non-transitory memory on which instructions are recorded. The command unit is adapted to determine vehicle situational parameters at a beginning of a data communication cycle. The vehicle situational parameters including current location and navigation status of the vehicle. When a first retransmission according to the retransmission request protocol is detected, the vehicle situational parameters are updated. The command unit is adapted to determine a desirable value of a retransmission frequency for the retransmission request protocol based in part on the updated vehicle situational parameters. In one embodiment, the retransmission request protocol is Hybrid Automatic Repeat Request (HARQ).

Abstract: Systems are provided for system for delivering plural materials to plural molding machines according to defined formulations. Material supply units each contains a unique material and is coupled with a set of manifolds that have a mixing chambers. Conduits couple the material supply units with the manifolds. A controller is configured to operate valves to admit select materials from the material supply units into the mixing chamber according to the defined formulations, and to supply the mixed materials to the molding machines.

Abstract: Presented are thermal management systems with cell-level internal cooling for multicell battery assemblies, methods for making/using such systems, and vehicles equipped with such systems. A battery assembly includes one or more battery cells located inside a battery housing. Each battery cell includes a cell case with a coolant tube located inside the cell case and opening through a case wall. A cold plate assembly, which is located inside the battery housing and attached to the battery cell(s), includes stacked first and second plates, a coolant intake shaft projecting from the first plate into the coolant tube, and a coolant exhaust shaft projecting from the second plate into the coolant intake shaft and coolant tube. The cold plate assembly circulates coolant between the stacked plates, into each cell case via the coolant tube and coolant intake shaft, and out of each cell case via the coolant tube and coolant exhaust shaft.

Abstract: Methods and systems are provided for a vehicle towing a trailer. In an embodiments, a method includes: storing, in a data storage device, target deceleration values associated with the vehicle not towing the trailer; when the vehicle towing the trailer is determined to be braking, determining, by a processor, that a target deceleration value of the target deceleration values is not met, adjusting a brake sensitivity value associated with trailer braking based on the target deceleration value; and controlling deceleration of the towing vehicle based on the brake sensitivity value.

Abstract: A method for aerial-based event notification includes detecting a trigger event with one or more electronic units of a system. The system includes a telematics unit, a drone having one or more notification actuators, and a tether that connects the drone to the system. The method further includes launching the drone with the telematics unit in response to the trigger event, waiting a predetermined time after the trigger event, retracting the drone in response to a subsequent event being undetected within the predetermined time after the trigger event, detecting the subsequent event with the one or more electronic units, placing the drone in an alert configuration in response to detecting the subsequent event within the predetermined time after the trigger event, and generating one or more alert notifications from the one or more notification actuators while the drone is in the alert configuration.

Abstract: Systems, methods, and apparatus are provided in a vehicle to reduce the likelihood of a trailer jackknife condition. The method includes: receiving trailer profile information; receiving a dynamic vehicle steering angle (?) and dynamic hitch articulation angle (?) while the vehicle is moving in a reverse direction; continuously calculating a maximum safe vehicle speed (vmax) at which to proceed in reverse without jackknifing based on the trailer profile information, the ?, the ?, a predetermined safe time to jackknife (TTJ_ne), and a maximum hitch articulation angle (?JK); comparing a current vehicle longitudinal speed (v) to the vmax; automatically generating a speed correction signal to cause the vehicle to slow down below the vmax when the v exceeds the vmax; and sending the speed correction signal to a vehicle motion control system to instruct the vehicle motion control system to reduce the v below the vmax.

Abstract: The present disclosure relates to a negative electrode material and methods of preparation and use relating thereto. The electrode material comprises a plurality of electroactive material particles, where each electroactive material particle includes an electroactive material core and an electronically conductive coating. The method includes contacting an electroactive material precursor including a plurality of electroactive material particles with a solution so as to form an electronically conductive coating on each of the electroactive material particles. The solution includes a solvent and one or more of copper fluoride (CuF2), titanium tetrafluoride (TiF3 or TiF4), iron fluoride (FeF3), nickel fluoride (NiF2), manganese fluoride (MnF2, MnF3, or MnF4), and vanadium fluoride (VF3, VF4, VF5). The electronically conductive coating includes a plurality of first regions and a plurality of second regions. The plurality of first regions include lithium fluoride.

Abstract: In accordance with an exemplary embodiment, methods and systems are provided for controlling steering of an autonomous vehicle. The method includes: operating, by a processor, the autonomous vehicle in a path-based automated driving assist mode; receiving, by the processor, driver input including a driver torque; classifying, by the processor, an operation mode based on a type of the path-based automated driving assist mode; determining, by the processor, an override threshold for overriding the path-based automated driving assist mode on a first lateral side of the autonomous vehicle based on the operation mode; determining, by the processor, a driver override status based on the override torque threshold; and generating, by the processor, control signals to control the steering of the autonomous vehicle based on the driver override status and the driver torque.

Abstract: A battery maintenance system includes an enclosure including a plurality of walls. A plurality of battery cells are located in the enclosure and surrounded by electrolyte. An electrolyte agitator such as a piezoelectric device is attached to at least one of the walls of the enclosure and is configured to selectively agitate the electrolyte.

Abstract: A robotic system for use with a payload includes a robot, a passive compliance mechanism, position sensors, and an electronic control unit (ECU). Actuated joints of the robot provide the robotic system with actuated degrees of freedom (DOF). The compliance mechanism is connected to the robot and payload, and has unactuated joints providing the robotic system with unactuated DOF. The sensors measure joint positions of the joints. The ECU has a trajectory generator block which generates a payload trajectory signal in response to dynamic control inputs, and an impedance control unit (ICU) applying damping and stiffness parameters to the payload trajectory signal to generate an initial velocity command. A stiction compensation block allows the robotic system to generate a velocity offset, and applies the velocity offset to the initial velocity command to produce a final velocity command for the robot.

Abstract: Methods and systems are provided for detecting and responding to dangerous road users. In some aspects, a process can include steps for receiving sensor data of a detected object from an autonomous vehicle, determining whether the detected object is exhibiting a dangerous attribute, generating output data based on the determining of whether the detected object is exhibiting the dangerous attribute, and updating a machine learning model based on the output data relating to the dangerous attribute.

Abstract: The subject disclosure relates to solutions for arbitrating traffic blockages along vehicle routes. In some aspects, the disclosed technology encompasses a method including steps for determining a vehicle route, wherein the vehicle route comprises at least one lane plan to be followed by an autonomous vehicle (AV), identifying a blockage along the vehicle route, analyzing the blockage to determine if the blockage constitutes a persistent blockage, and if the blockage constitutes a persistent blockage, associating a time value with the blockage. Systems and machine-readable media are also provided.

Abstract: A diagnostic system for a vehicle includes a vehicle system configured to operate the vehicle in a normal operating mode and a boosted mode. In the boosted mode, the vehicle system increases at least one of a maximum motor torque, a maximum engine torque, and a maximum battery power available to the vehicle. A wear estimation module is configured to collect wear data associated with a component of the vehicle while being operated in the boosted mode, estimate, based on the collected wear data, wear of the component caused by being operated in the boosted mode, and generate a prediction of a remaining lifetime of the component based on the estimated wear of the component.

Abstract: The subject disclosure relates to techniques for real-time lane validation. A process of the disclosed technologies can include steps for receiving a route from a remote computing system, the route indicating lanes on the route that an autonomous vehicle must traverse, traversing at least one lane of the lanes on the route, and sending sensor data to the remote computing system after traversing the at least one lane, the sensor data indicating whether the at least one lane is in accordance with a virtual lane of a virtual map, the virtual lane corresponding to the at least one lane.

Abstract: An autonomous vehicle configured to perform a lane change maneuver is described herein. The autonomous vehicle includes several different types of sensor systems, such as image, lidar, radar, sonar, infrared, and GPS. The autonomous vehicle additionally includes a computing system that executes instructions on a lane change detection system and a control system. The lane change detection system includes a region of interest module and an object trajectory module for determining whether the autonomous vehicle will collide with another object if the autonomous vehicle maneuvers into an adjacent lane. An instruction module of the lane change detection system is further used to facilitate operational control of a mechanical system of the autonomous vehicle, such as an engine or a steering system.

Abstract: Systems and methods of testing a vehicle system. The systems and methods generate a simulation of a driving scenario to provide simulation video data, display the simulation on a monitor using the simulation video data, capture the displayed simulation using a camera system of the vehicle system to provide video data, process the video data using a perception algorithm to detect and track objects in the video data to provide perception data, control a vehicle actuator of the vehicle system in response to the perception data to provide command data, and adapt the simulation based on the command data. The camera system has a field of view and the monitor has a viewable area. The simulation of the driving scenario is scaled in proportion to a ratio of the field of view of the camera projected onto the monitor and dimensions of the viewable area.

Abstract: A vehicle system includes: at least one of (a) an advanced driving system configured to aid a driver of a vehicle in performance of at least one driving maneuver based on input from at least one of a sensor and a camera and (b) an advanced driving feature; and a usage module configured to: when the at least one of (a) the advanced driving system and (b) the advanced driving feature is off, determine whether the at least one of (a) the advanced driving system and (b) the advanced driving feature could be on and used based on at least one of: at least one present vehicle operating parameter; at least one present road parameter; at least one present traffic parameter; and at least one present environmental parameter.