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Title:
SWITCH DEVICE, VEHICLE-MOUNTED COMMUNICATION DEVICE, VEHICLE-MOUNTED COMMUNICATION SYSTEM, TIME CORRECTION METHOD, AND TIME CORRECTION PROGRAM
Document Type and Number:
WIPO Patent Application WO/2019/171669
Kind Code:
A1
Abstract:
This switch device comprises: a relay unit for carrying out first relay processing for relaying data between function units mounted in a vehicle and belonging to different VLANs; a calculation unit for calculating time correction information on the basis of a time when data was transmitted from a first function unit included in said function units to the switch device, a time when the data transmitted from the first function unit was received by the switch device, a time when data was transmitted from a second function unit included in said function units to the switch device, and a time when the data transmitted from the second function unit was received by the switch device; and a communication unit for communicating the time correction information calculated by the calculation unit to the second function unit.

Inventors:
IWATA,Akihito (5-33, Kitahama 4-chome, Chuo-ku, Osaka-sh, Osaka 41, 〒5410041, JP)
HAGIHARA,Takeshi (1-14 Nishisuehiro-cho, Yokkaichi-sh, Mie 03, 〒5108503, JP)
YABUUCHI,Yasuhiro (1-14 Nishisuehiro-cho, Yokkaichi-sh, Mie 03, 〒5108503, JP)
Application Number:
JP2018/043212
Publication Date:
September 12, 2019
Filing Date:
November 22, 2018
Export Citation:
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Assignee:
SUMITOMO ELECTRIC INDUSTRIES, LTD. (5-33, Kitahama 4-chome Chuo-ku, Osaka-sh, Osaka 41, 〒5410041, JP)
AUTONETWORKS TECHNOLOGIES, LTD. (1-14, Nishisuehiro-cho Yokkaichi-sh, Mie 03, 〒5108503, JP)
SUMITOMO WIRING SYSTEMS, LTD. (1-14, Nishisuehiro-cho Yokkaichi-sh, Mie 03, 〒5108503, JP)
International Classes:
H04L7/00; B60R16/023; H04L12/46; H04L12/28
Domestic Patent References:
WO2014167703A12014-10-16
Foreign References:
JP2017123570A2017-07-13
JP2013098788A2013-05-20
JP2015065525A2015-04-09
Attorney, Agent or Firm:
ONEDEE IP PARTNERS (KDX Shin-Osaka Bldg, 1-4 Miyahara 4-chome, Yodogawa-ku, Osaka-sh, Osaka 03, 〒5320003, JP)
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