Sumitomo Electric Industries, Limited

Sumitomo Wiring Systems, Limited

Autonetworks Technologies, Limited

Susumu Takeshima

Yuto Ueno

Yuta Miyagawa

Jun Hayakawa

Akira Suwa

Koichi Takayama

Yasuhiko Nishi

Toshihiro Ichimaru

Katsunori Ushida

An in-vehicle communication system includes: an optical coupler; a first in-vehicle device group composed of a plurality of in-vehicle devices connected to a first end of the optical coupler; and a second in-vehicle device group composed of a plurality of in-vehicle devices connected to a second end of the optical coupler. The in-vehicle devices in the first in-vehicle device group are communicable with the in-vehicle devices in the second in-vehicle device group via a common transmission path in the optical coupler. The in-vehicle devices in the second in-vehicle device group are communicable with the in-vehicle devices in the first in-vehicle device group via a common transmission path in the optical coupler.

Onboard communication system and communication method

A vehicle wiring system includes a plurality of functional units to be mounted in a vehicle, an optical transmission line that is wired between the functional units and configured to transmit an optical signal of the functional units, an optical coupler that is disposed in a partial section of the optical transmission line and constitutes a part of the optical transmission line, and a structural member that constitutes a part of the vehicle and is at least partially transparent. The optical coupler has an optical waveguide that passes through the structural member.

Vehicle wiring system and method of constructing vehicle wiring system

A vehicle wiring system includes a plurality of functional units to be mounted in a vehicle, an optical transmission line that is wired between the functional units and configured to transmit an optical signal of the functional units, an electric wire harness that is provided, in a partial section of the optical transmission line, together with the optical transmission line in a state of being integrated with the optical transmission line, and an optical coupler that is disposed in a portion of the optical transmission line other than the section and constitutes a part of the optical transmission line.

Vehicle wiring system, optical coupler, and method of constructing vehicle wiring system

An on-board communication system includes an optical coupler that includes multiple optical transmission lines, and multiple on-board devices that are capable of communicating with each other with the optical coupler interposed therebetween.

On-board communication system, optical coupler, and on-board device

A wireless communication system according to one mode of the present invention includes: an information providing terminal being a communication terminal belonging to a first node below, the information providing terminal configured to transmit, to another station, first provision information that includes source data usable for driving support control; a base station belonging to a second node below and configured to transmit, to another station, second provision information based on the source data; a server belonging to a third node below and configured to transmit, to another station, third provision information based on the source data; an information acquiring terminal being a communication terminal belonging to the first node below, the information acquiring terminal being mounted to a target vehicle to which the first to third provision information is to be provided; and a determination unit configured to determine whether or not adoption of the first to third provision information is allowed, on the basis of a position of the target vehicle and a position associated with the source data.

Wireless communication system, information acquiring terminal, computer program, method for determining whether to adopt provided information

Provided is a communication apparatus installed in a vehicle, the communication apparatus including: an acquisition unit configured to acquire, via a network installed in the vehicle, a plurality of types of status information each indicating a status of the vehicle; an information creation unit configured to create, on the basis of each piece of the status information acquired by the acquisition unit, feature information having a data amount smaller than a total of data amounts of the respective pieces of the status information, the feature information including a feature amount of a traveling status of the vehicle; and a transmission unit configured to transmit vehicle information based on the feature information created by the information creation unit, to another communication apparatus.

Communication device, communication system, communication program, and communication control method

An on-vehicle device comprises an image data acquisition unit that acquires image data obtained by photographing a road from a vehicle, an object detection unit that detects an object included in an image of the road, a location detection unit that detects a location of the vehicle, an image data transmission unit that, in the case where the object is detected by the object detection unit, transmits to an external device image data including the object and location information of the vehicle at the time of detecting the object, and an previously-notifying information transmission unit that transmits to another vehicle previously-notifying abnormality information including the location information of the vehicle at the time of detecting the object and previously notifying abnormality on the road.

Growing community of inventors

Osaka, Japan

Susumu Takeshima