Apparatus and method for allocating radio resource in wireless communication network

PURPOSE: A device for allocating wireless resources in a wireless communication network and a method thereof are provided to configure sub frame allocation information about each terminal group. CONSTITUTION: A wireless resource is allocated to each terminal group. The cycle and offset of the wireless resource, and information of a sub frame to be used are obtained(S501). Sub frame allocation information is configured for each terminal group(S502). The configured sub frame allocation information is transmitted to at least one terminal(S503).