A method by a base station for transmitting data in a wireless communication system, the base station configured with a plurality of sub-cells, the method comprising: connecting at least one virtual transmission port of the base station to the plurality of sub-cells; configuring a transmission mode for a mobile station according to a channel state between at least two sub-cells of the plurality of sub-cells and the mobile station and a virtual transmission port configuration in a first case of differently using virtual transmission ports between the at least two sub-cells or in a second case of sharing one virtual transmission port; and transmitting to the mobile station, data through the at least one virtual transmission port of the base station based on the configured transmission mode, wherein the transmission mode is configured among transmission modes which are classified into a Multi-Input Multi-Output/Single-Input Multiple Output, MIMO/SIMO, transmission mode, a cooperative transmission mode, and a general transmission mode, wherein the transmission mode is configured by intensity of signals between the mobile station and the plurality of sub-cells and the virtual transmission port configuration, wherein, the transmission mode in the first case is classified into the cooperative transmission mode and the general transmission mode, and the transmission mode in the second case is classified into the MIMO/SIMO transmission mode, the cooperative transmission mode and the general transmission mode, and wherein in the cooperative transmission mode, the at least two sub-cells transmit a same signal to the mobile station in a same frequency region during scheduling for the mobile station. connecting at least one virtual transmission port of the base station to the plurality of sub-cells; configuring a transmission mode for a mobile station according to a channel state between at least two sub-cells of the plurality of sub-cells and the mobile station and a virtual transmission port configuration in a first case of differently using virtual transmission ports between the at least two sub-cells or in a second case of sharing one virtual transmission port; and transmitting to the mobile station, data through the at least one virtual transmission port of the base station based on the configured transmission mode, wherein the transmission mode is configured among transmission modes which are classified into a Multi-Input Multi-Output/Single-Input Multiple Output, MIMO/SIMO, transmission mode, a cooperative transmission mode, and a general transmission mode, wherein the transmission mode is configured by intensity of signals between the mobile station and the plurality of sub-cells and the virtual transmission port configuration, wherein, the transmission mode in the first case is classified into the cooperative transmission mode and the general transmission mode, and the transmission mode in the second case is classified into the MIMO/SIMO transmission mode, the cooperative transmission mode and the general transmission mode, and wherein in the cooperative transmission mode, the at least two sub-cells transmit a same signal to the mobile station in a same frequency region during scheduling for the mobile station.