The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 13, 2018
Filed:
Apr. 20, 2017
Applicant:
Omron Corporation, Kyoto-shi, Kyoto, JP;
Inventors:
Toshiyuki Ozaki, Ritto, JP;
Hiroyuki Tsuchida, Ayabe, JP;
Koyo Ozaki, Kyoto, JP;
Ryosuke Tsuzuki, Ayabe, JP;
Ryota Hasegawa, Ayabe, JP;
Shoichi Ohnaka, Kameoka, JP;
Assignee:
OMRON Corporation, Kyoto-shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/26 (2006.01); G05B 19/042 (2006.01); G05B 19/05 (2006.01);
U.S. Cl.
CPC ...
H04L 43/50 (2013.01); G05B 19/0425 (2013.01); G05B 19/058 (2013.01); H04L 43/0817 (2013.01); G05B 2219/14037 (2013.01); G05B 2219/14047 (2013.01); G05B 2219/15026 (2013.01); G05B 2219/21005 (2013.01); G05B 2219/21157 (2013.01); G05B 2219/24033 (2013.01); G05B 2219/25153 (2013.01); G05B 2219/25274 (2013.01);
Abstract
An IO-Link master includes: an IO-Link communication port that communicates with an IO-Link device according to a predetermined communication protocol; a digital input port that receives a first signal value output from the IO-Link device; and a determiner that determines whether abnormality is generated in a digital input line connecting the digital input port to the IO-Link device based on a second signal value received with the IO-Link communication port and the first signal value.