Patent ID: 9007985
Filing Date: 2015-04-14
Classification: H04B,H04W

Abstract:
1. A mobile communication system comprising: a first base station; and a relay station that conducts a wireless relay between the first base station and a mobile station, wherein the relay station notifies the first base station of type information indicating a type of whether or not the relay station itself is a movable relay station, wherein the first base station receives the type information from the relay station and performs, for the relay station, at least one of configuration and control according to the type that is determined based on the type information, wherein when the type indicates the movable relay station, the first base station allocates, upon the configuration, a reference signal specific to a cell formed by the first base station itself as a reference signal for causing the relay station to demodulate a radio signal from the first base station itself, and wherein said at least one of configuration and control when the relay station is the movable relay station is different from said at least one of configuration and control when the relay station is not the movable relay station.