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:
Oct. 14, 2008
Filed:
Mar. 05, 2003
Hiroyuki Yokoyama, Saitama, JP;
Hajime Nakamura, Saitama, JP;
Hiroyuki Yokoyama, Saitama, JP;
Hajime Nakamura, Saitama, JP;
KDDI Corporation, Tokyo, JP;
Abstract
An optical cross-connect for selecting a path between an access-line connected to a router and a trunk-line connected to another optical cross-connect the optical cross-connect has a hash-table H for randomly specifying a trunk-line number k as elements h(i,j)=k in the order of selection j for every access-line number i; and a path selection means for selecting a path of trunk-line number k with a busy flag that has been reset, in the order of selection j by using the hash-table H when a path addition to an access-line number i is requested, the path selection means setting the busy flags of all elements h that specify the selected trunk-line number k in the hash-table H.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile