Patent ID: 8019344
Filing Date: 2011-09-13
Classification: H04L,H04W

Abstract:
1. A method for facilitating hand-off of communications of a mobile station, comprising: determining that the mobile station is to transition from a first fixed-site station to a second fixed-site station; in response to the determining that the mobile station is to transition to the second fixed-site station, generating a first random string and sending a transition request to the first fixed-site station to be forwarded to the second fixed-site station, the transition request comprising information concerning the second fixed-site station and the first random string; receiving from the first fixed-site station a transition response which was initiated by the second fixed-site station, the transition response comprising security-related parameters usable by the mobile station to derive a security key and to reassociate with the second fixed-site station; deriving the security key based on the security-related parameters and the first random string; and reassociating with the second-fixed site station comprising the security-related parameters contained within the transition response.