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.:

US 8462786 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 11, 2013

Filed:

Aug. 13, 2010
Applicants:

Alex X. Liu, Okemos, MI (US);

Chad R. Meiners, East Lansing, MI (US);

Eric Torng, East Lansing, MI (US);

Inventors:

Alex X. Liu, Okemos, MI (US);

Chad R. Meiners, East Lansing, MI (US);

Eric Torng, East Lansing, MI (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 12/56 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method is provided for constructing a packet classifier for a computer network system. The method includes: receiving a set of rules for packet classification, where a rule sets forth values for fields in a data packet and a decision for data packets having matching field values; representing the set of rules as a directed graph; partitioning the graph into at least two partitions; generating at least one lookup table for each partition of the graph; and instantiating the lookup tables from one partition on a first content-addressable memory and the lookup tables from the other partition on a second content-addressable memory device.


Find Patent Forward Citations

Liu, Alex. (2013). Efficient tcam-based packet classification using multiple lookups and classifier semantics (U.S. Patent No. 8462786). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8462786

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