Abstract: A vehicle electrical system for a vehicle includes a power source, two low-voltage buses, two power-distribution boxes each electrically connected to the power source and to one of the low-voltage buses and positioned to control electrical flow from the power source to that low-voltage bus, and two low-voltage batteries each electrically connected to one of the power-distribution boxes and arranged to supply electricity to one of the low-voltage buses via that power-distribution box. Each power-distribution box is programmed to perform a test on its low-voltage battery, the tests being isolated from the other low-voltage battery.

Abstract: Implementations of a programmable interactive system to interact with a user to alter a user's behavioral patterns are provided. Such systems can include one or more of a processor, at least one input sensor operably coupled to the processor to sense at least one sensor input, at least one output device to output at least one stimulus to be observed by the user, a core unit to interact with the user, the core unit being operably coupled to the processor, and a non-transitory machine-readable medium embodying a set of machine readable instructions that, when executed by the processor, cause the system to detect one or more sensor inputs by way of the at least one sensor, analyze said at least one or more sensor inputs to identify a parameter describing the status of the user, and responsive to determining the parameter describing the status of the user, causing the at least one output device to change output of at least one stimulus that is observable by the user.

Abstract: An electrical power system for a vehicle comprising a base powernet and a primary powernet electrically connected to primary safety critical loads. A switch is disposed between the base powernet and the primary powernet. The switch is configured to transition between a closed state that electrically connects the base powernet to the primary powernet and an open state that disconnects the base powernet from the primary powernet.

Abstract: A system and method for measuring refractive index inhomogeneity between plates of a Lightguide Optical Element (LOE) uses an innovative measuring technique based on a shearing interferometric technique conventionally used to observe interference and test the collimation of light beams. Another feature of the current implementation is an innovative method for analyzing the characteristics of the generated interferogram to characterize discrepancies between adjacent plates in an LOE.

Abstract: A computer includes a processor and a memory, the memory storing instructions executable by the processor to predict a user arrival time based on data of a user and a user origin location, deactivate a propulsion of the vehicle upon arriving at the user origin location, and deactivate one or more additional vehicle components based on the user arrival time.

Abstract: An electrical power device includes a plurality of switches and a plurality of interfaces configured to removably couple with a corresponding battery of a vehicle. Each switch of the plurality of switches is connected to an interface of the plurality of interfaces and another switch of the plurality of switches. The electrical power device also includes a controller programmed to transition at least a first switch of the plurality of switches from an open state to a closed state based on a charge state of a first battery such that the first switch electrically connects the first battery to a second battery of the vehicle in the closed state.

Abstract: An electrical power system for a vehicle comprising a base powernet and a primary powernet electrically connected to primary safety critical loads. A switch is disposed between the base powernet and the primary powernet. The switch is configured to transition between a closed state that electrically connects the base powernet to the primary powernet and an open state that disconnects the base powernet from the primary powernet.

Abstract: A computer includes a processor and a memory, the memory storing instructions executable by the processor to collect steering, speed, and position data about a plurality of vehicles from one or more infrastructure sensors, identify a vehicle that varies from a specified position in a roadway lane relative to a roadway lane marker or exceeds a threshold speed based on the collected data, instruct the identified vehicle to move to a side of a roadway, and send a message to a central server including an identification of the vehicle.

Abstract: A vehicle power network includes a bus providing power to an automotive safety integrity level (ASIL)-rated load and an auxiliary-rated load. The ASIL-rated load includes a processor and memory storing instructions executable by the processor. The instructions include, to, in response to determining a minimal risk condition (MRC), selectively terminate power to the auxiliary-rated load.

Abstract: A system, comprising a computer that includes a processor and a memory, the memory storing instructions executable by the processor to receive authentication an operator of a service controller from a server computer, identify a vehicle by scanning a physical code with the service controller and pair the service controller with the vehicle. The vehicle can be operated with the service controller.

Abstract: A system and method for measuring refractive index inhomogeneity between plates of a Lightguide Optical Element (LOE) uses an innovative measuring technique based on a shearing interferometric technique conventionally used to observe interference and test the collimation of light beams. Another feature of the current implementation is an innovative method for analyzing the characteristics of the generated interferogram to characterize discrepancies between adjacent plates in an LOE.

Abstract: A system includes a computer including a processor and a memory storing instructions executable by the processor to predict an overheat time at which a vehicle computer temperature will exceed a threshold and actuate a cooling component when the overheat time is prior to an initiation time of a trip.

Abstract: A computer includes a processor and a memory, the memory storing instructions executable by the processor to collect steering, speed, and position data about a plurality of vehicles from one or more infrastructure sensors, identify a vehicle that varies from a specified position in a roadway lane relative to a roadway lane marker or exceeds a threshold speed based on the collected data, instruct the identified vehicle to move to a side of a roadway, and send a message to a central server including an identification of the vehicle.

Abstract: The disclosure is directed to designing and using an overlay target with orthogonal underlayer dummyfill. According to various embodiments, an overlay target may include one or more segmented overlay pattern elements forming at least one overlay target structure. The overlay target may further include one or more inactive pattern elements forming at least one dummyfill target structure. Each of the one or more inactive pattern elements may include dummyfill segmented along an axis orthogonal to a segmentation axis of at least one proximately disposed overlay pattern element. In some embodiments, each of the target structures or layers may be formed from a separate process layer successively disposed upon a substrate, such as a silicon wafer. In some embodiments, the overlay and dummyfill target structures may be twofold or fourfold rotationally symmetric to allow for certain manufacturing or metrology advantages.

Abstract: A computer includes a processor and a memory, the memory storing instructions executable by the processor to predict a user arrival time based on data of a user and a user origin location, deactivate a propulsion a vehicle upon arriving at the user origin location, and deactivate one or more additional vehicle components based on the user arrival time.

Abstract: A computer includes a processor and a memory storing instructions executable by the processor to, upon determining that a vehicle entered a geofenced area, start a timer; upon determining that a handoff of the vehicle from an operator to a remote server has not occurred since starting the timer and that the timer has exceeded a time threshold, determine whether the operator is absent based on data from sensors; and then, upon determining that the operator is absent, instruct the vehicle to follow a command received from the remote server.

Abstract: A computer includes a processor and a memory storing instructions executable by the processor to, upon determining that a vehicle entered a geofenced area, start a timer; upon determining that a handoff of the vehicle from an operator to a remote server has not occurred since starting the timer and that the timer has exceeded a time threshold, determine whether the operator is absent based on data from sensors; and then, upon determining that the operator is absent, instruct the vehicle to follow a command received from the remote server.

Abstract: An electrical system for a vehicle includes a DC/DC converter electrically connected to a high-voltage power source and a first bus, a second bus electrically connected to a second low-voltage power source, and an isolation circuit electrically connected to the first and second buses. The isolation circuit permits current flow in only one direction from the first bus to the second bus.

Abstract: A vehicle includes a low-voltage battery electrically coupled to a powertrain, and a computer programmed to put the vehicle in a minimal risk condition in response to a state of charge of the low-voltage battery falling below a threshold. The vehicle may further include a DC/DC converter electrically coupled to the powertrain and to the low-voltage battery, and a high-voltage battery electrically coupled to the powertrain.