Patent ID: 9351201
Filing Date: 2016-05-24
CPC Classification: H04W

Claim Text:
1. A method of wireless communication, comprising: transmitting a downlink flow to a user equipment (UE) utilizing at least a first base station and a second base station to provide a first serving cell and a second serving cell, respectively, to be aggregated at the UE; performing a serving cell change by replacing the first serving cell or the second serving cell with a third cell when a quality of the third cell is greater than the first serving cell and the second serving cell, wherein the first base station or the second base station continues to act as a serving cell to the UE after the serving cell change; and forgoing to instruct the acting serving cell to flush data corresponding to the flow, so that the acting serving cell maintains the data corresponding to the flow before the serving cell change within a queue at the acting serving cell for transmission from the acting serving cell to the UE directly after the serving cell change.