Performance evaluation of channel inversion precoding for
downlink multi-user MIMO system
CHEN Zhi-yong ,WANG Wen-bo, PENG Mu-gen, LI Ren
Acta Metallurgica Sinica(English letters) . 2009, (5): 20 -24 .  DOI: 10.1016/S1005-8885(08)60263-0