Patent ID: 7047036
Filing Date: 2006-05-16
Classification: H04W

Abstract:
1. A user equipment (UE) initiated method for automated handoff of the UE from a first system to a second system, said first system being one of a universal mobile telecommunication system (UMTS) and a wireless local area network (WLAN) and the second system being a remaining one of the UMTS and WLAN, comprising: a) said first system broadcasting a list of second systems available; b) said UE receiving and storing a list of those second systems available within a cell in which the UE is located; c) the UE requesting a location of those second systems available within the cell based on preferences of the user of the UE; and d) said UE comparing its coordinates with coordinates of the second systems received from the first system and initiating a handoff procedure when the comparison operation indicates that the second system is within a preset limit.