CSI REPORT METHOD AND EQUIPMENT

摘要

Embodiments of the present invention disclose a CSI reporting method and a device, and the method may include: receiving subband size configuration information sent by a base station, where the subband size configuration information includes a user equipment-specific subband size configuration index; determining a subband size according to the user equipment-specific subband size configuration index; determining CSI, where the CSI reflects transmission on at least one subband, and the subband is determined according to the subband size; and sending the CSI to the base station. According to the embodiments of the present invention, performance of a communications system can be improved.