B60W2050/0045

VEHICLE CONTROL SYSTEM
20230227048 · 2023-07-20 · ·

A vehicle control system includes a plurality of driving assistance devices configured to sequentially send request signals including requests to an actuator in the vehicle and identifiers of the driving assistance devices to an in-vehicle network, a movement manager device configured to acquire the request signals from the in-vehicle network, select one of the identifiers respectively included in the acquired request signals based on a predetermined rule, and sequentially send a control signal including at least the selected identifier to the in-vehicle network, and an actuator control device configured to sequentially acquire the request signal and the control signal from the in-vehicle network, when the control signal is acquired, select a latest request signal including the identifier included in the acquired latest control signal among the acquired request signals, and decide a control value of the actuator based on the request included in the selected request signal.

FAILURE DIAGNOSIS DEVICE, FAILURE DIAGNOSIS SYSTEM, FAILURE DIAGNOSIS METHOD, AND FAILURE DIAGNOSIS PROGRAM
20220415099 · 2022-12-29 · ·

A fault diagnostic device 80 includes an input unit 81 and a generation unit 82. The input unit 81 receives input of observation data of a vehicle operating at a predetermined speed. The generation unit 82 extracts time series features of the observation data as features indicating a normal condition, and generates a feature master indicating the normal condition of the vehicle based on the extracted features.

CONTROL DEVICE FOR A VEHICLE AND RESET METHOD FOR SUCH A CONTROL DEVICE
20220402516 · 2022-12-22 ·

A control device for a vehicle and a reset method for such a control device. The control device includes a voltage supply and system components including a processing unit which, with the other system components, carries out at least one device function, and selectively switches off or resets assigned individual system components depending on the function and/or depending on the state via at least one selectively generated controller reset signal, the system components being supplied by at least two different internal system voltages. At least one monitoring function monitors the at least two internal system voltages. Different voltage-related reset signals are assigned to the monitored internal system voltages. As soon as the assigned monitored internal system voltage is recognized to be erroneous, the monitoring function selectively generates and outputs a voltage-related reset signal to at least one system component which is supplied with the internal system voltage recognized as erroneous.

Vehicle control system
11643089 · 2023-05-09 · ·

A vehicle control system includes a plurality of driving assistance devices configured to sequentially send request signals including requests to an actuator in the vehicle and identifiers of the driving assistance devices to an in-vehicle network, a movement manager device configured to acquire the request signals from the in-vehicle network, select one of the identifiers respectively included in the acquired request signals based on a predetermined rule, and sequentially send a control signal including at least the selected identifier to the in-vehicle network, and an actuator control device configured to sequentially acquire the request signal and the control signal from the in-vehicle network, when the control signal is acquired, select a latest request signal including the identifier included in the acquired latest control signal among the acquired request signals, and decide a control value of the actuator based on the request included in the selected request signal.

Electric vehicle control system

Provided is an electric vehicle control system capable of securing good response and slip stopping property with respect to changes in a road surface condition. The system includes a vehicle controller configured to calculate a driver's demand torque command value according to a driver's accelerating or braking operation, a first communication device capable of communicating between a hydraulic controller and a motor controller, and a second communication device capable of communicating between the vehicle controller and the motor controller. The system includes a control system in which the hydraulic controller transmits a motor torque command value to the motor controller through the first communication device; the vehicle controller transmits the driver's demand torque command value to the motor controller through the second communication device; and the motor controller selects either one of the received motor torque command value and the received driver's demand torque command value as the command value.

Infrastructure system for a vehicle
09827997 · 2017-11-28 · ·

An electrical infrastructure system and method of use of the system for a vehicle. There are several electronic control units (ECU) for one or several functional units (30n) for the vehicle. The ECUs are connected through a network (32). The infrastructure system is configured to implement a state map including various operational states Sn that the vehicle can adopt. These operational states are connected by one or several transitions Tn, where the transition from one operational state to another depends on predetermined transition conditions being satisfied. The infrastructure system is configured to receive one or several input signals (34) to at least one ECU, comprising parameter values that represent events. The at least one ECU is configured to analyze the input signals with the aid of the transition conditions, to determine an operational state, and to make the operational state that has been determined available on the network (32).

Vehicle speed signal selection method and vehicle speed signal adjustment verification method

A vehicle speed signal adjustment verification method may include an accelerator and vehicle speed change measuring step to obtain a change of an accelerator pedal sensor and a vehicle speed change calculated by an engine control unit, a change comparing step to determine whether the change of the vehicle speed calculated by the engine control unit is within a predetermined range as compared with the change of the accelerator pedal sensor, and a vehicle speed signal changing step to change a vehicle speed signal inputted into the engine control unit, if it is determined that the change of the vehicle speed calculated by the engine control unit is not within the predetermined range as compared with the change of the accelerator pedal sensor.

METHOD FOR CONTROLLING VEHICLE THROUGH MULTI SOC SYSTEM
20220032904 · 2022-02-03 ·

Proposed is a method for controlling a vehicle through a multi System on Chip (SoC) system. Specifically, proposed is a method for controlling a vehicle, the method comprising the steps of: by means of a first SoC, requesting information to a second SoC or an Adaptive Driver Assistant System (ADAS); by means of the first SoC, receiving the information from the second SoC or the ADAS as a response to the request; by means of the first SoC, determining whether a vehicle is safe or not by using the received information; and by means of the first SoC, transmitting a command generated on the basis of the determination to the second SoC or the ADAS.

Vehicle drive and control system

A drive and control system for a lawn tractor includes a CAN-Bus network, a plurality of controllers, a pair of electric transaxles controlled by the plurality of controllers, and one or more steering and drive input devices coupled to respective sensor(s) for sensing user steering and drive inputs. The plurality of controllers communicate with one or more vehicle sensors via the CAN-Bus network. The plurality of controllers receive the user's steering and drive inputs and posts on the CAN-Bus network and generate drive signals to obtain the desired speed and direction of motion of the lawn tractor.

Control system, relay device and control method

A control system 9 according to the present invention is mounted on a moving object. The control system 9 includes: an observing device 92 which transmits observation result data indicating an observation result of surroundings of the moving object; a first control instruction device 91 which transmits first control data indicating the control contents determined based on the observation result data; a movement control device 93 which controls movement of the moving object; and a relay device 95 which relays the first control data transmitted from the first control instruction device 91, to the movement control device 93. When a second control instruction device 94 which transmits second control data indicating the control contents determined based on the observation result data is provided to the control system 9, the relay device 95 transmits the second control data instead of the first control data, to the movement control device 93.