Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
CONTROL DEVICE, CONTROL METHOD, AND CONTROL PROGRAM
Document Type and Number:
WIPO Patent Application WO/2019/176286
Kind Code:
A1
Abstract:
Provided is a control device comprising a communication management part, a computation part, and a result output part. The communication management part is for managing a data communication using a cyclic communication conforming to a prescribed communication cycle with respect to a field network. The computation part is for measuring a propagation delay time from received data corresponding to actual measurement data for a propagation delay having been transmitted to the field network, and detecting an operation state of the field network using the propagation delay time measurement result. The result output part is for outputting the result of the detection performed by the computation part.

Inventors:
YAMAWAKI Yasushi (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)
BABA Kojiro (801 Minamifudodo-cho, Horikawahigashiiru, Shiokoji-dori, Shimogyo-ku, Kyoto-sh, Kyoto 30, 〒6008530, JP)
Application Number:
JP2019/001744
Publication Date:
September 19, 2019
Filing Date:
January 22, 2019
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
OMRON CORPORATION (801 Minamifudodo-cho, Horikawahigashiiru Shiokoji-dori, Shimogyo-ku, Kyoto-sh, Kyoto 30, 〒6008530, JP)
International Classes:
G05B19/05; H04L12/28; H04L29/14
Attorney, Agent or Firm:
KAEDE PATENT ATTORNEYS' OFFICE (1-4-34, Noninbashi Chuo-ku, Osaka-sh, Osaka 11, 〒5400011, JP)
Download PDF: