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:
Aug. 11, 2020
Filed:
May. 30, 2018
Fujitsu Limited, Kawasaki-shi, Kanagawa, JP;
Yuji Tochio, Yokohama, JP;
FUJITSU LIMITED, Kawasaki, JP;
Abstract
A transmission apparatus includes: a switch circuit to hold a first protection path provided for a working path in a first network, a second protection path provided for the working path in a second network, and a bridge path provided between a working apparatus to relay traffic on the working path between the first and second networks and a protection apparatus to relay traffic on the first and second protection paths; and a signal processing unit to, upon reception of a first control signal indicating a failure on the working path from the first network, transmit the first control signal to the working apparatus and control the switch circuit in accordance with a second control signal corresponding to the first control signal received from the working apparatus, wherein the transmission apparatus is the protection apparatus, and is provided on a boundary between the first and second networks.