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:
Nov. 27, 2007
Filed:
Oct. 07, 2005
Alexandru Petrescu, Essonne, FR;
Christophe Janneteau, Bois d'Arcy, FR;
Vidya Narayanan, Schaumburg, IL (US);
Alexandru Petrescu, Essonne, FR;
Christophe Janneteau, Bois d'Arcy, FR;
Vidya Narayanan, Schaumburg, IL (US);
Motorola, Inc., Schaumburg, IL (US);
Abstract
A method and apparatus for facilitating handoff for a mobile entity in a wireless communication network is provided (). The method comprising obtaining a first internet protocol (IP) address for the mobile entity () when the mobile entity is attached to a first access node, identifying at least one target access node (), the target access node being a potential access node for handoff for the mobile entity, sending a trigger message corresponding to the mobile entity to the identified target access node () and acquiring a second IP addresses for the mobile entity at the target access node (). The invention also proposes a method for creating a tunnel for facilitating the handoff for a mobile entity from the first access node to the target access node ().