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Patent Searching and Data


Title:
COMMUNICATION SYSTEM, COMMUNICATION DEVICE AND COMMUNICATION METHOD
Document Type and Number:
WIPO Patent Application WO/2019/163443
Kind Code:
A1
Abstract:
A communication system according to one example of the present disclosure is a communication system in which a plurality of communication devices are connected to a network. The plurality of communication devices include: a time master which has a master clock that manages a time of the communication system; and a plurality of time slaves, each having a slave clock that is time-synchronized with the master clock. Each of the plurality of time slaves includes: a synchronization means for time-synchronizing with another communication device adjacent and connected to a master side in the network; and a communication means for notifying the time master of time synchronization information indicating a time synchronization accuracy of an own device, which is requested by the synchronization means.

Inventors:
YONEDA, Mitsuhiro (801 Minamifudodo-cho, Horikawahigashiiru, Shiokoji-dori, Shimogyo-ku, Kyoto-sh, Kyoto 30, 〒6008530, JP)
SAWADA, Shigenori (801 Minamifudodo-cho, Horikawahigashiiru, Shiokoji-dori, Shimogyo-ku, Kyoto-sh, Kyoto 30, 〒6008530, JP)
Application Number:
JP2019/002983
Publication Date:
August 29, 2019
Filing Date:
January 29, 2019
Export Citation:
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Assignee:
OMRON CORPORATION (801 Minamifudodo-cho, Horikawahigashiiru Shiokoji-dori, Shimogyo-ku, Kyoto-sh, Kyoto 30, 〒6008530, JP)
International Classes:
H04L7/00; H04L12/28
Foreign References:
JP2017050730A2017-03-09
US20160080100A12016-03-17
JP2016116143A2016-06-23
Attorney, Agent or Firm:
FUKAMI PATENT OFFICE, P.C. (Nakanoshima Festival Tower West, 2-4 Nakanoshima 3-chome, Kita-ku, Osaka-sh, Osaka 05, 〒5300005, JP)
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