Apparatus and method for interference alignment in wireless communication system

This disclosure relates to LTE (Long Term Evolution) and 4G (4 Method of operating a receiver in a wireless communication system according to this disclosure has at least one belonging to at least a signal and a neighboring cell received on one of the channels between the transmitter and the receiver a first channel belonging to a cell (cell) of the receiver for a first time interval the process of receiving a first signal including a signal received on a second channel, a channel between the transmitter and the receiver, and a second time interval, the beam-forming (beamforming) from at least one of a transmitter belonging to the neighbor cell from the relay station have been made during receiving a second signal through the channel between the relay station and the receiver, and includes the step of decoding (decoding) a third signal which is obtained by adding the first signal and the second signal.