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. 23, 2008
Filed:
Sep. 12, 2006
Robert Elliott Robotham, Ottawa, CA;
Robert Elliott Robotham, Ottawa, CA;
Alcatel Lucent, Paris, FR;
Abstract
A method for searching entries in a ternary content addressable memory ('TCAM') device for one or more matches to an input, comprising: (a) providing a first portion of the input to the TCAM and receiving a first indication from the TCAM as to whether the first portion matches one or more of the entries in the TCAM; and, (b) if the first indication is negative, providing a second portion of the input combined with a hashed version of the first portion to the TCAM and receiving a second indication from the TCAM as to whether the second portion combined with the hashed version of the first portion matches one or more of the entries in the TCAM.