Hitachi, Ltd.

Hitachi Astemo Ltd.

Hitachi Automotive Systems, Ltd.

Taisuke Ueta

Hideyuki Sakamoto

Hideki Endo

Masayuki Takase

Satoshi Tsutsumi

Kenichi Shimbo

Tadanobu Toba

Daisuke Ito

Yoshihiro Ashi

Yusuke Yajima

Teppei Hirotsu

Takayuki Kanno

Tatsuya Horiguchi

Akihiko Tsuchiya

Hayato Hoshihara

Kenichi Osada

Masaaki Iwasaki

Daisuke Ishii

Masayuki Sakata

Hiroshi Shinoda

Toshihiko Kashiyama

Goichi Ono

Ming Liu

Yasunari Shinohara

Jun Sugawa

Daisuke Mashimo

Masanobu Kobayashi

Yoshinari Hori

Akihiko Tanaka

Riu Hirai

Shuhei Kaneko

Hidetatsu Yamamoto

Yuta Muto

Ryousuke Nishino

Norio Miyazaki

There are realized a vehicle control device and an electronic control system with high reliability capable of safely shifting control even when an operation abnormality occurs in a sensor around a vehicle or an arithmetic block that processes sensor fusion. The vehicle control device includes a first arithmetic block which performs sensor fusion processing based on pieces of raw data output from a plurality of surrounding environment sensors, a second arithmetic block which performs sensor fusion processing based on pieces of object data generated by processing the pieces of raw data output from the plurality of surrounding environment sensors, and a third arithmetic block which diagnoses an output result of the first arithmetic block by using the output result of the first arithmetic block and an output result of the second arithmetic block.

Vehicle control device and electronic control system

Meta data is provided flexibly according to an application A related data extraction apparatus for extracting related data which is given to data collected from a target system and is related to the data includes: a configuration data accumulation unit that manages configuration information of the target system; a configuration data input unit that accepts input of registration or update of the configuration information; an application linkage unit that accepts a request for the related data given to the data by an application for analyzing the data; and a related data extraction unit that extracts the related data from the configuration information on the basis of the request.

Related data extraction apparatus, related data extraction system, related data extraction method, and related data extraction program

An electronic control unit that is installed on a vehicle connected to a trailer and capable of towing the trailer changes travel control of the vehicle according to a type of the trailer when the trailer is connected to the vehicle.

Electronic control unit

An electronic control device is mounted on a vehicle equipped with a plurality of hardware capable of operation, and comprises an information collection unit which collects external information of the vehicle, a storage unit which stores a plurality of processing specifications which prescribe processing to be executed by each of the plurality of hardware and the external information to be used by the plurality of hardware for performing operation, and an applied condition, which is a condition related to the external information and a status of the plurality of hardware for applying each of the plurality of processing specifications, and a processing control unit which determines one processing specification among the plurality of processing specifications from a correspondence to the condition based on the collected external information and the status of the plurality of hardware, and controls the plurality of hardware based on the determined processing specification.

Electronic control device and control method

An electronic control device includes a first processing control unit and a second processing control unit, wherein: the first processing control unit and the second processing control unit alternately start arithmetic processing with information of an external environment as an input; and second arithmetic processing of the second processing control unit is started after first arithmetic processing by the first processing control unit is started and before the first arithmetic processing is ended.

Electronic control device and parallel processing method

An electronic control device includes a processing control unit and an information acquisition unit. The information acquisition unit collects and transfers external environment information to the processing control unit, the processing control unit includes a first processor, a second processor, and a storage unit, the processing control unit executes arithmetic processing by a non-redundant and redundant processing configuration that executes non-redundant and redundant processing using the first processor and the second processor, respectfully, and the processing control unit stores a result of arithmetic processing by the non-redundant processing configuration in the storage unit, individually performs arithmetic processing using the stored result in both the first processor and the second processor by arithmetic processing by the redundant processing configuration, and performs determination for an arithmetic processing result by the non-redundant processing configuration based on an arithmetic result by the first processor and an arithmetic result by the second processor.

A digital twin management system manages a virtual model that represents an actual physical system in a virtual space on a real-time basis. To generate an integrated virtual model by adding a second virtual model to a first virtual model, a processor of the digital twin system extracts multiple parts that can be used in common in the first virtual model and the second virtual model, generates multiple integrated virtual models that are candidates of an integrated virtual model by changing the extracted parts that can be used in common, calculates an evaluation of each of the generated integrated virtual models, and outputs configuration information regarding each of the integrated virtual model candidates and an evaluation of the integrated virtual model candidate in association with each other.

Digital twin management system and method

A computing system includes a server, and an on-vehicle device mounted on a vehicle. The server includes: a server storage part containing a learned model; a simplification part which generates a contraction information for determination of calculation precision by using the learned model and an object of inference; and a server communication part for transmitting the contraction information to the on-vehicle device. The on-vehicle device includes: a signal input part to which an output signal from a sensor mounted on the vehicle is inputted; an on-vehicle communication part for receiving the contraction information; an inference part for making an inference on the output signal and a reconfigurable logic circuit; and a reconfiguration part for configuring the inference part in the logic circuit based on the contraction information.

Computing system, server and on-vehicle device

A data transfer apparatus includes an acquisition side communication port that receives data including an identifier indicating a classification from an outside, a distribution side communication port that transmits the data to the outside, a storage unit that stores transfer information in which the identifier and a condition related to a time of the data are associated, and a transfer processing unit that decides whether or not to transmit received data which is the data to the distribution side communication port based on the identifier included in the received data and information of the time of the received data, and the transfer information when the received data is received by the acquisition side communication port. The information of the time of the received data is a time at which the received data is received by the acquisition side communication port or a time included in the received data.

Data transfer apparatus and data transfer method

An electronic control device includes a rewritable configuration memory composed of a plurality of frames in which logic circuit information is stored, a reconfiguration control unit configured to rewrite the logic circuit information of the frames, a logic unit configured to form a logic circuit based on the logic circuit information stored in the frames, and a configuration memory diagnosis unit configured to read the logical circuit information stored in the frames of the configuration memory and to perform error detection which is detection of an error in the stored logic circuit information, in which when the frames are rewritten by the reconfiguration control unit, the configuration memory diagnosis unit performs the error detection of ones of the frames that are rewritten prior to ones of the frames that are not rewritten.

Electronic control device and preferential error detection method of configuration memory

An electronic control device includes: a logic circuit for reconfiguring a plurality of arithmetic circuits including a first circuit and a second circuit; a reconfiguration controller that reconfigures the arithmetic circuits and checks the reconfigured arithmetic circuits based on reconfiguration commands; and a process controller that transmits the reconfiguration commands to the reconfiguration controller and instructs the arithmetic unit to execute operations, in which when a first reconfiguration command is received, the reconfiguration controller reconfigures and checks the first circuit, when the check of the first circuit by the reconfiguration controller is completed, the process controller instructs the first circuit to execute an operation, the process controller transmits a second reconfiguration command to the reconfiguration controller and instructs the reconfiguration controller to start to reconfigure the second circuit until the execution of a predetermined process of the first circuit is completed after completion of the reconfiguration of the first circuit.

Electronic control device and circuit reconfiguration method

Provided is an electronic control apparatus including a reconfigurable logic circuit. The electronic control apparatus includes an information collection unit which collects information and a processing determination unit which determines a combination of processing information to be executed by the logic circuit, from a processing information storage unit that stores a plurality of pieces of processing information, on the basis of the collected information. The logic circuit is reconfigured on the basis of the combination of processing information determined by the processing determination unit.

Electronic control apparatus, electronic control system, and electronic control method

A transient increase/decrease of power supplied to a reconfiguration circuit to be a logic circuit whose circuit configuration can be changed is reduced. An autonomous traveling control ECU has a reconfiguration circuit, a function control unit, a power supply circuit, and a power supply control unit. The reconfiguration circuit is a reconfigurable logic circuit. The function control unit determines an operation mode of the reconfiguration circuit on the basis of a mode determination signal and controls a reconfiguration of the reconfiguration circuit on the basis of a determination result. The power supply circuit supplies power to the reconfiguration circuit. The power supply control unit controls the power supply circuit. The power supply control unitcontrols a load current generated by the power supply circuit before a load variation of the reconfiguration circuit, on the basis of power supply control information to be information for controlling the power supply circuit.

Electronic control device, in-vehicle system, and power supply control method

A vehicle control device capable of improving safety, even when abnormality in the operation of an arithmetic processing unit occurs. A second microcomputer receives trajectory information transmitted from a first microcomputer via a communication line and calculates control commands to actuators to synchronize the arithmetic processing unit allowing the first and second microcomputers to be synchronized. The second microcomputer performs a calculation and compares the result with the calculation result of the first microcomputer so that the second microcomputer can accurately determine whether or not the first microcomputer is abnormal. When the abnormality occurs in the first microcomputer based on the determination, the actuators are controlled by switching to the control commands calculated by the second microcomputer which is synchronized with the arithmetic processing unit. Thus, the device performs seamless self-driving control without the occurrence of abrupt control gaps.

Vehicle control device

An electronic control device includes: a partially reconfigurable logic circuit in which a calculation unit which is reconfigured and executes calculation and a storage unit which stores calculation target date to be calculated by the calculation unit is configured; and a processing control unit which transmits circuit data for reconfiguring the calculation unit and the calculation target date to the logic circuit. When the processing control unit obtains next calculation target data which is the calculation target date relating to a next calculation unit which is the calculation unit after completion of reconfiguration, transmission of the next calculation target date to the storage unit is started regardless of whether the reconfiguration of the next calculation unit is completed, and upon completion of the reconfiguration, the next calculation unit performs calculation using the next calculation target date.

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Tokyo, Japan

Taisuke Ueta