Disclosed is a 5th generation (5G) or pre-5G communication system for supporting a data transmission rate higher than that of a 4th generation (4th) communication system such as long term evolution (LTE). A device of a terminal, according to various embodiments of the disclosure, can comprise at least one processor and at least one transceiver, which: receives, from a base station, indication information which is determined according to whether channel reciprocity with the base station is satisfied and which is for controlling a beamforming operation of the terminal; and receives, from the base station, a reference signal and transmits uplink data to the base station on the basis of the indication information and the reference signal.