Patent ID: 7894415

Claim:
A method of transmitting resource allocation information by a base station in a communication system, the method comprising the steps of: dividing at least one of a plurality of Frequency Division Duplexing (FDD) uplink Frequency Assignment (FA) resources into a plurality of segment regions; and transmitting first resource allocation information to mobile stations through a plurality of Time Division Duplexing (TDD) downlink FA resources, wherein the first resource allocation information indicates each of a plurality of segment regions that corresponds to the plurality of TDD downlink FA resources among the plurality of segment regions; wherein the step of transmitting the first resource allocation information comprises transmitting second resource allocation information indicating each of a plurality of TDD uplink FA resources that corresponds to the plurality of TDD downlink FA resources, together with the first resource allocation information, to the mobile stations; and wherein the first resource allocation information and the second resource allocation information are comprised in Uplink MAPs (UL-MAPs) of the plurality of TDD downlink FA resources.