Sumitomo Electric Industries, Limited

Sumitomo Wiring Systems, Limited

Autonetworks Technologies, Limited

Nitto-denko Corporation

Toyota Jidosha Kabushiki Kaisha

Sanyo Electric Co., Ltd.

Sanyo Technology Center (shenzhen) Co., Ltd.

Sumitomo Electric Industires, Ltd.

Yusuke Yamamoto

Takeshi Hagihara

Tatsuya Izumi

Hideyuki Tanaka

Darmawan Go

Kazuaki Sasa

Hironobu Machinaga

Yojiro Suyama

Junji Yano

Yasuhiro Yabuuchi

Tadashi Matsumoto

Yosuke Shimizu

Kazunori Kawamura

Seiki Teraji

Hiroto Nishii

Taichi Watanabe

Hirofumi Urayama

Koichi Takayama

Kenta Ogata

Tomohiro Otsu

Yoshitaka Kikuchi

Chao Wang

Akihito Iwata

Hideki Goto

Hideki Maeda

Toshihiro Saruwatari

Yasuhiro Yamasaki

Makoto Mashita

Minoru Kanatani

Takehiro Kawauchi

Toshikazu Hioki

Yuanjun Xian

Nobuyuki Kobayashi

Tomohiro Takeyasu

Takashi Minemoto

Jakapan Chantana

Takashi Yasuda

A network of a new configuration is flexibly constructed while maintaining a stable operation in the network. A management device includes: a detection unit that detects addition of a function unit to a network including one or a plurality of on-vehicle function units; an acquisition unit that acquires function unit information of a new function unit that is the function unit the addition of which has been detected by the detection unit and function unit information of each on-vehicle function unit, each piece of function unit information including information regarding network configuration of a layer lower than an application layer; and a generation unit that, based on the pieces of function unit information acquired by the acquisition unit, generates configuration information of a new network that is the network further including the new function unit.

Management device, vehicle communication system, vehicle, vehicle communication management method, and vehicle communication management program

A management device includes: a specification information acquisition unit configured to acquire specification information indicating a specification of a configuration of an in-vehicle network; a state information acquisition unit configured to acquire state information indicating an assembly state, in the in-vehicle network, of a plurality of in-vehicle devices forming the in-vehicle network; and a comparison unit configured to compare the specification indicated by the specification information acquired by the specification information acquisition unit with the assembly state indicated by the state information acquired by the state information acquisition unit.

Management device, inspection method, and inspection program

A VP includes a base vehicle and a VCIB. The VCIB interfaces between the VP and an ADS. The VCIB is configured to receive a power mode command that requests control of a power mode of the VP from the ADS. The power mode includes a sleep mode in which a vehicle power is in an off condition, a wake mode in which the VCIB is awake, an ignition on mode in which the vehicle is in an ignition on state, and a drive mode in which the vehicle power is in an on condition.

Vehicle platform, autonomous driving system, and vehicle control interface box

A network having a new configuration is flexibly constructed through a simple process while ensuring security in the network. A setting device includes: an acquisition unit configured to acquire an authentication result regarding a new function unit serving as a function unit newly added to an in-vehicle network including one or a plurality of function units; and a setting unit configured to, when the authentication result acquired by the acquisition unit is affirmative, perform a setting process for allowing the new function unit and an existing function unit serving as a function unit included in the in-vehicle network before the new function unit is added thereto, to perform communication via a plurality of relay devices capable of relaying information between the function units, the setting process being regarding at least one of the relay devices, the existing function unit, and the new function unit.

Setting device, communication system, and vehicle communication management method

An information of a network to which a new function unit has been added is easily acquired. A relay device installed in a vehicle includes: a detection unit configured to detect a new function unit being a function unit that is newly added to a network including an existing function unit being one or a plurality of function units; a relay unit configured to relay a frame between the function units; and an acquisition unit configured to acquire, from the frame, relayed by the relay unit, between the new function unit detected by the detection unit and the existing function unit, function unit information that includes information regarding a network configuration of a layer of a lower order than an application layer, the function unit information being of at least one of the new function unit and the existing function unit.

Relay device, vehicle communication system, vehicle, communication method, and communication program

In a system including a plurality of in-vehicle networks, information regarding the network configuration of function units connected to different types of transmission paths can be easily used. A relay device includes: an acquisition unit configured to acquire second function unit information of the function unit connected to the second transmission path, the second function unit information being function unit information that includes information regarding a network configuration of a layer of a lower order than an application layer; and a conversion unit configured to perform a conversion process of converting the second function unit information acquired by the acquisition unit into information that is able to be registered into a database of one or a plurality of pieces of first function unit information being function unit information of one or a plurality of the function units each connected to a corresponding first transmission path.

Relay device, vehicle, communication method, and communication program

The in-vehicle management device includes: a detection unit configured to detect the presence of a target device that is an in-vehicle device that does not support a predetermined message among in-vehicle devices included in an in-vehicle network; and a control unit configured to perform control for causing the target device detected by the detection unit to transition to a sleep state when a state where the predetermined message from the in-vehicle devices does not arrive at the in-vehicle management device has continued for a predetermined period.

In-vehicle management device and management method

Provided is a relay device including: a relay unit configured to perform a relay process for a frame transmitted and received between a plurality of function units; and a relay management unit. The relay unit receives, from a function unit, a target frame. When a content of the target frame satisfies a predetermined condition, the relay management unit stores, in the target frame, position information which is information regarding a position, in the in-vehicle network, of a function unit as a request source of a service related to the target frame or a function unit as a request destination of the service related to the target frame, and outputs the target frame having the position information stored therein, to the relay unit. The relay unit transmits the target frame received from the relay management unit, to a function unit which is a destination of the target frame.

Relay device, in-vehicle communication system, vehicle, and in-vehicle communication method

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.

Relay device, in-vehicle communication system, in-vehicle communication method, and storage medium

A management device to be used in an in-vehicle network including a plurality of function units installed in a vehicle includes: a state information acquisition unit configured to acquire state information indicating a state of the vehicle; and an allocation unit configured to change allocation of transmission bands of a plurality of logical paths between the function units in accordance with the state of the vehicle indicated by the state information acquired by the state information acquisition unit.

Management device, in-vehicle system, vehicle, communication management method and storage medium

A network of a new configuration is flexibly constructed while maintaining a stable operation in the network. A management device includes: a detection unit that detects a new function unit as a function unit to be newly added to a network including one or a plurality of on-vehicle function units; a generation unit that acquires function unit information of the new function unit detected by the detection unit and function unit information of the on-vehicle function unit, and generates, based on the respective pieces of function unit information, configuration information of a new network that is the network in which the new function unit is further included; and an acquisition unit that acquires, from a database in a storage device, feasibility information indicating feasibility of the new network and corresponding to the configuration information generated by the generation unit.

Management device, communication system, vehicle, vehicle communication management method, and vehicle communication management program

An in-vehicle communication device for transmitting and receiving a signal by a predetermined communication protocol related to Ethernet® (registered trademark), the in-vehicle communication device comprising: a control circuit configured to generate transmission data including interrupt data inserted into an inter-frame gap between Ethernet frames; and a PHY unit having a communication circuit configured to convert the transmission data generated by the control circuit into a signal and transmit the signal.

In-vehicle communication device and vehicle communication method

Provided is a relay device including: a relay unit configured to perform a relay process for a frame transmitted and received between a plurality of 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, and the relay unit outputs the received target frame to the relay management unit. The relay management unit performs determination regarding setting change in the relay process of the relay unit, on the basis of the information included in the target frame received from the relay unit, and outputs the target frame to the relay unit or discards the target frame, according to a result of the determination.

Growing community of inventors

Osaka, Japan

Yusuke Yamamoto