Patent ID: 8681814

Claim:
A base station for use in a wireless communication system in which packets of data are transmitted over a connection between the base station and a subscriber station via at least one relay station, wherein the base station is arranged to approve said connection with the subscriber station, said connection having one of a plurality of service classes in accordance with which packets of data are transmitted, each service class having a respective QoS demand, the base station comprising: connection notifying unit for informing the relay station of connection information for assisting the relay station to allocate resource within frame for said connection, the connection information generated by the base station and associated with the service class of said connection; and resource allocation unit for sharing available bandwidth among a plurality of connections in accordance with their service classes, the resource allocation unit arranged to allocate resource for a transmission of data over said connection from the relay station to the base station, after the relay station allocates resource for a transmission of data over said connection from the subscriber station to the relay station in accordance with the connection information.