Patent classifications
B60R16/0231
DRIVELINE COMPONENT CONTROL AND FAULT DIAGNOSTICS
Methods and systems are provided for driveline control and diagnostics. In one example, a vehicle system may include a controller with instructions stored in a first memory unit and when executed by a first processing unit cause the controller to write mechanical vehicle component operating data to a shared memory unit. The controller further includes instructions stored in a second memory unit that when executed by a second processing unit cause the controller to read the mechanical vehicle component operating data to determine data validity.
Semiconductor device
Provided are a semiconductor device having small characteristic variations with time and high reliability and an in-vehicle control device using the same, the semiconductor device including a plurality of transistor elements constituting a current mirror circuit or a differential amplifier circuit that requires high relative accuracy. A semiconductor device includes a first metal-oxide-semiconductor (MOS) transistor, a second MOS transistor paired with the first MOS transistor, and insulation separation walls which insulate and separate elements from each other, wherein relative characteristics of the first MOS transistor and the second MOS transistor are in a predetermined range, the first MOS transistor and the second MOS transistor are relatively arranged in a gate width direction or a gate length direction, and distances between gate oxide films of the first MOS transistor and the second MOS transistor and the insulation separation walls facing the gate oxide films are the same as each other in a direction perpendicular to the gate width direction or the gate length direction.
Communication system and vicarious inputting and outputting unit
A communication system includes a host control device and a vicarious inputting and outputting unit that controls an electric device by communicating with the host control device. The vicarious inputting and outputting unit includes a standard board provided with a first control circuit which controls the electric device and at least one of an input circuit and an output circuit for a standard electric device. The first control circuit has an extension terminal for connection to an extension board provided with at least one of an input circuit and an output circuit for an extended electric device and is provided so as to be able to operate in response to respective specifications of plural kinds of extension terminals, and a specification of the extension terminal is set through communication with the host control device.
System and method for malfuncton operation machine stability determination
A vehicle includes a controller area network (CAN) and a plurality of a controllers in communication with each other via the CAN, wherein each controller of the plurality of controllers is configured to time-stamp messages transmitted via the CAN using a vehicle-wide synchronized clock, determine a worst-case transmission delay via the CAN based on the time-stamps for messages received from other controllers of the plurality of controllers, and based on the worse-case transmission delay, set a dynamic recovery timer for a malfunctioning controller of the plurality of controllers to recover after its malfunction, wherein the dynamic recovery timer prevents a particular controller that was malfunctioning but has since recovered from being incorrectly designated as a malfunctioning controller in need of service.
RELAY DEVICE, IN-VEHICLE COMMUNICATION SYSTEM, IN-VEHICLE COMMUNICATION METHOD, AND STORAGE MEDIUM
Provided is a relay device including: a relay unit configured to perform a relay process for a frame transmitted and received between the function units; and a relay management unit. The relay unit receives, from a function unit, a target frame which is transmitted and received according to a predetermined communication protocol and includes information with which a request source of a service is identifiable and information with which a content of the requested service is identifiable, duplicates target data which is at least a part of the received target frame, outputs the duplicated target data to the relay management unit, and relays the received target frame to another function unit. The relay management unit performs determination regarding setting change in the relay process of the relay unit, on the basis of the target data received from the relay unit.
WIRE BASED CONTROL SYSTEM FOR CONTROLLING A MOTOR VEHICLE
A wire based control system for controlling a motor vehicle has an input having a transmitting unit for emitting signals for executing input commands, a first transmission channel for transmitting a first signal, a second transmission channel for transmitting a second signal, a receiving unit for receiving the signals, and an execution for executing the input commands.
Method for sensing fraudulent frames transmitted to in-vehicle network
A fraud detecting method for use in an in-vehicle network system including a plurality of electronic control units that communicate with each other via a network includes detecting whether a state of a vehicle satisfies a first condition or a second condition, and switching, upon detecting that the state of the vehicle satisfies the first condition or the second condition, an operation mode of a fraud-sensing electronic control unit connected to the network between a first mode in which a first type of detecting process for detecting a fraudulent message in the network is performed and a second mode in which the first type of detecting process is not performed.
Vehicle operation system and vehicle operation method
A vehicle operation system includes an operation unit disposed within a vehicle and including an operating element configured to receive an operation of an occupant of the vehicle, a determiner configured to determine a target-specific device serving as an operation target from among a plurality of specific devices on the basis of an operation different from a mechanical operation performed on the operating element by the occupant of the vehicle, and a device controller configured to control the target-specific device on the basis of the mechanical operation performed on the operating element by the occupant of the vehicle.
Integrated controller of vehicle and vehicle
An integrated controller (A) for a vehicle, and a vehicle (B), where the integrated controller (A) includes a box body (10), a high-voltage power distribution module (900) disposed in the box body (10), and a left driving motor controller (300), a right driving motor controller (400), an air compressor motor controller (500), a steering motor controller (600), and a DC-DC voltage converter (700) that are all connected to the high-voltage power distribution module (900); and the box body (10) is provided with a plurality of input/output interfaces corresponding to the high-voltage power distribution module (900), the left driving motor controller (300), the right driving motor controller (400), the air compressor motor controller (500), the steering motor controller (600), and the DC-DC voltage converter (700).
Low-weight single mm-wave dielectric waveguide interconnect architecture in autonomous cars
Embodiments include a sensor node, an active sensor node, and a vehicle with a communication system that includes sensor nodes. The sensor node include a package substrate, a diplexer/combiner block on the package substrate, a transceiver communicatively coupled to the diplexer/combiner block, and a first mm-wave launcher coupled to the diplexer/combiner block. The sensor node may have a sensor communicatively coupled to the transceiver, the sensor is communicatively coupled to the transceiver by an electrical cable and located on the package substrate. The sensor node may include that the sensor operates at a frequency band for communicating with an electronic control unit (ECU) communicatively coupled to the sensor node. The sensor node may have a filter communicatively coupled to the diplexer/combiner block, the transceiver communicatively coupled to the filter, the filter substantially removes frequencies from RF signals other than the frequency band of the sensor.