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. 18, 2007
Filed:
Mar. 27, 2003
Hajime Nakamura, Saitama, JP;
Hiroyuki Yokoyama, Saitama, JP;
Hajime Nakamura, Saitama, JP;
Hiroyuki Yokoyama, Saitama, JP;
KDDI Corporation, Tokyo, JP;
Abstract
A system, including: a source node apparatus; a destination node apparatus; the source node apparatus and the destination node apparatus both being in an Internet Protocol/Wavelength Division Multiplexing network; an initial path connecting the source node apparatus to the destination node apparatus; a first router associated with the source node apparatus; a second router associated with the destination node apparatus; and a optical cross-connect associated with the source node apparatus and configured to add and delete at least one additional path between the first and second routers, the first optical cross-connect configured to add and delete the at least one additional path independently and asynchronously of a traffic variation without signaling the destination node apparatus.