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:
Mar. 29, 2016
Filed:
Oct. 23, 2013
Hitachi Metals, Ltd., Tokyo, JP;
Tomoyoshi Tatsumi, Tsuchiura, JP;
HITACHI METALS, LTD., Tokyo, JP;
Abstract
There is provided port switches SWPto SWP, fabric switches SWFand SWF, and user switches SWUand SWU, the port switches SWP, SWPfunctioning logically as one switch by being connected with a shared communication line between redundancy ports Pr. The port switch SWPmay receive frames from the user switch SWU, and when the frames are to be originally transferred from a port Pto the fabric switch SWF, the frames are transferred though the redundancy port Pr to the port switch SWPif there is a fault on the port Pside. The port switch SWPtransfers the frames received from the port switch SWPthrough the redundancy port Pr to the fabric switch SWFthat is the original transfer destination.