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:
Jun. 05, 2012
Filed:
Apr. 02, 2003
Marcello Lioy, San Diego, CA (US);
Jeff Dyck, San Diego, CA (US);
Roy Franklin Quick, Jr., San Diego, CA (US);
Jayanth Mandayam, San Diego, CA (US);
Marcello Lioy, San Diego, CA (US);
Jeff Dyck, San Diego, CA (US);
Roy Franklin Quick, Jr., San Diego, CA (US);
Jayanth Mandayam, San Diego, CA (US);
QUALCOMM Incorporated, San Diego, CA (US);
Abstract
This disclosure describes a key update scheme for use in a mobile IP network. The update scheme may be implemented to facilitate key updates between a mobile device and a server computer that authenticates the mobile device. The techniques described herein can facilitate key updates in a manner that accounts for potential message loss during the update routine, mobile device failure during the update routine, or other problems typically encountered in a mobile network settings. In this manner, the techniques can provide a robust scheme for key updates and may improve network security.