METHODS FOR MULTI-USER MIMO WIRELESS COMMUNICATION USING APPROXIMATION OF ZERO-FORCING BEAMFORMING MATRIX

摘要

This invention presents methods for signal detection and transmission in MU-MIMO wireless communication systems, for inverse matrix approximation error calculation, for adaptively selecting the number of multiplexed UEs in a MU-MIMO group, for adaptively choosing a modulation and channel coding scheme appropriate for the quality of MU-MIMO channels with the approximation error of matrix inverse being incorporated.