hybrid precoding processing method and related equipment

The invention discloses a hybrid precoding processing method and related equipment, which are suitable for base station equipment of a millimeter wave large-scale MIMO system, the millimeter wave large-scale MIMO system comprises the base station equipment and terminal equipment, the millimeter wave large-scale MIMO system comprises K user terminals, and the number of transmitted data streams is Ns. The method comprises the following steps: obtaining KNs data streams to be transmitted; And performing digital pre-coding processing on the KNs data streams based on the baseband digital pre-codingmatrix to obtain KNs digital pre-coding data streams. Performing analog precoding on the KNs digital precoding data streams based on an analog precoding matrix, and obtaining a transmission signal transmitted to each user terminal. According to the embodiment of the invention, the universal sub-array architecture is utilized to carry out data flow to be transmitted at the base station equipment.According to the invention