Title:
ON-VEHICLE COMMUNICATION SYSTEM
Document Type and Number:
Japanese Patent JP2015113002
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a communication system allowing diagnostic information collecting information transmitted/received between communication devices to be quickly and safely acquired from the outside.SOLUTION: An on-vehicle communication system includes: a plurality of ECUs disposed in a vehicle; a plurality of branch lines which divide the ECUs into a plurality of groups and connect between the ECUs for each group; a plurality of group control devices which are connected to each branch line and execute control based on information transmitted/received by the plurality of ECUs for each group; and a high speed trunk line for connecting the plurality of group control devices. The trunk line is connected to a storage device having a storage medium and an output device for outputting information via another communication medium. Each of the group control devices has means for transmitting/receiving information transmitted/received via the connected branch lines to/from other group control devices via the trunk line. The storage device has storage means for collecting information transmitted/received between the group control devices and storing the collected information in the storage medium.
Inventors:
SHIMOMURA YOSHIKUNI
Application Number:
JP2013256287A
Publication Date:
June 22, 2015
Filing Date:
December 11, 2013
Export Citation:
Assignee:
AUTO NETWORK GIJUTSU KENKYUSHO
SUMITOMO WIRING SYSTEMS
SUMITOMO ELECTRIC INDUSTRIES
SUMITOMO WIRING SYSTEMS
SUMITOMO ELECTRIC INDUSTRIES
International Classes:
B60R16/023; B60R16/02; H04L12/28
Attorney, Agent or Firm:
Hideno Kono
Nobuo Kono
Nobuo Kono