Patent ID: 8189531
Filing Date: 2012-05-29
Classification: H04L,H04W

Abstract:
1. A wireless communication system comprising: a plurality of wireless base stations which wireless base stations are configured to act as an origin wireless base station and a destination wireless base station; and a wireless mobile station configured to exchange packet data with the wireless base stations; wherein the origin wireless base station is configured to start a handover process in response to movement of the wireless mobile station, attach a header including transfer order information to transmission packet data addressed to the wireless mobile station, and transfer the transmission packet data with the header to the destination wireless base station, wherein the transfer order information provides the capability to determine whether the transfer order of the packet data being transferred from the origin wireless base station to the destination wireless base station is correct; and the destination wireless base station is configured to receive the transmission packet data with the header, determine whether a transfer order of the transmission packet data is correct based on the transfer order information included in the header, and delete the header from the transmission packet data and start transmitting the transmission packet data without the header to the wireless mobile station after the origin wireless base station releases resources for establishing wireless communication with the wireless mobile station after the handover process is completed.