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:
Aug. 14, 2012
Filed:
May. 08, 2008
Vijay Devarapalli, Sunnyvale, CA (US);
Meghana Sahasrabudhe, San Jose, CA (US);
Basavaraj Patil, Coppell, TX (US);
Kengatharan Sivalingam, Irving, TX (US);
Franck Le, Irving, TX (US);
Vijay Devarapalli, Sunnyvale, CA (US);
Meghana Sahasrabudhe, San Jose, CA (US);
Basavaraj Patil, Coppell, TX (US);
Kengatharan Sivalingam, Irving, TX (US);
Franck Le, Irving, TX (US);
Nokia Corporation, Espoo, FI;
Abstract
A method for updating filters, at a Packet Data Serving Node, with a care-of-address associated with at least one of a mobile station or a correspondent node. The method includes the steps of implementing a soft filtering rule at a Packet Data Serving Node and receiving, by the Packet Data Serving Node, a care-of-address that is associated with at least one the mobile station and a correspondent node. The method also includes updating, by the Packet Data Serving Node, filters with the care-of-address to correctly identify flows belonging to a particular session during Mobile IP use. The method further includes filtering, by the Packet Data Serving Node, packets including a care-of-address that is associated with one of the mobile station and the correspondent node.