METHOD OF PERFORMING A HYBRID BEAMFORMING IN A WIRELESS COMMUNICATION SYSTEM AND APPARATUS THEREFOR

摘要

A method of performing a beamforming in a base station of a wireless communication system according to one embodiment of the present invention may include determining an effective range of an analog beam based on a gain of an analog beam-forming in a hybrid beamforming, determining a precoding matrix for a digital beamforming in the hybrid beamforming based on the effective range of the analog beam, and performing the hybrid beamforming having the digital beamforming and the analog beam-forming coupled therein based on the effective range and the precoding matrix.

主权项

1. A method of performing a beamforming by a base station in a wireless communication system, the method comprising:
determining an effective range of an analog beam based on a gain of an analog beamforming in a hybrid beamforming; determining a precoding matrix for a digital beamforming in the hybrid beamforming based on the effective range of the analog beam; and performing the hybrid beamforming in which the digital beamforming and the analog beamforming are coupled, based on the effective range and the precoding matrix.