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:
Dec. 03, 2002
Filed:
Dec. 30, 1999
Applicant:
Inventors:
Assignee:
Nortel Networks Limited, St. Laurent, CA;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 1/730 ;
U.S. Cl.
CPC ...
G06F 1/730 ;
Abstract
A multi-way tree data structure is provided that supports a longest match lookup. Data elements stored therein that have no overlapping prefixes are arranged in a standard B-tree arrangement. Data elements that have overlapping prefixes are arranged within the tree such that a respective one of these prefixes contains the prefixes of all such data elements that succeed it.