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. 06, 2009
Filed:
Sep. 13, 2005
Jian-guo Chen, Basking Ridge, NJ (US);
Nevin C. Heintze, Bethlehem, PA (US);
Hakan I. Pekcan, Basking Ridge, NJ (US);
Cheng Gang Duan, Shanghai, CN;
Kent E. Wires, Mine Hill, NJ (US);
Lin Hua, Shanghai, CN;
Jian-Guo Chen, Basking Ridge, NJ (US);
Nevin C. Heintze, Bethlehem, PA (US);
Hakan I. Pekcan, Basking Ridge, NJ (US);
Cheng Gang Duan, Shanghai, CN;
Kent E. Wires, Mine Hill, NJ (US);
Lin Hua, Shanghai, CN;
Agere Systems Inc., Allentown, PA (US);
Abstract
An apparatus and method are provided for extracting connection information from a traffic header in a communications network. The apparatus includes a first storage element containing a first look-up table for determining a first data packet header offset and data size for extracting a communications protocol type from the header and a second storage element containing a second look-up table for determining from the communications protocol type a second data packet header offset and second data size for extracting a connection address from the header. The storage elements may be in the form of content-addressable memories. Exception handling and hardware initialization can be controlled by a system processor.