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:
Sep. 20, 2005
Filed:
Mar. 14, 2001
Taisuke Sasaki, Kawasaki, JP;
Yoshihiro Watanabe, Kawasaki, JP;
Takao Yoshida, Kawasaki, JP;
Yoshihiro Uchida, Kawasaki, JP;
Yuji Tazaki, Sunnyvale, CA (US);
Taisuke Sasaki, Kawasaki, JP;
Yoshihiro Watanabe, Kawasaki, JP;
Takao Yoshida, Kawasaki, JP;
Yoshihiro Uchida, Kawasaki, JP;
Yuji Tazaki, Sunnyvale, CA (US);
Fujitsu Limited, Kawasaki, JP;
Abstract
In a connection oriented mode communication system, a communication connection is established as an alternative connection substitutive for a currently working communication connection so that the alternative connection connects the couple of node apparatus connected through the currently working communication connection to each other by way of a route physically different from that of the currently working communication connection. According to the above arrangement, it becomes possible to carry out maintenance, moving of facility or the like of a network including the currently working connection without interrupting the service which is provided through the currently working connection.