Patent ID: 8862131
Filing Date: 2014-10-14
Classification: H04W

Abstract:
1. A method for handover preparation, comprising: receiving, by a donor base station (DeNB), a first handover request message sent by a relay station (RN), wherein the first handover request message carries a first target cell identifier and a first user equipment (UE) identifier, wherein the first target cell identifier is used for identifying a first target cell; obtaining, by the DeNB, the first target cell identifier, and instructing a base station to which the first target cell belongs to perform handover preparation in the first target cell; receiving, by the DeNB, a second handover request message sent by the RN, wherein the second handover request message carries a second target cell identifier and a second UE identifier, wherein the second target cell identifier is used for identifying a second target cell; and obtaining, by the DeNB, the second target cell identifier, and when a base station to which the second target cell belongs is different from the base station to which the first target cell belongs, instructing, by the DeNB, the base station to which the second target cell belongs to perform handover preparation in the second target cell.