Lihua Li Ping Zhang 0003 Xiaoling Li Yonghua Song Wen-Bing Yao Joint Spatial Coding and Spatial Multiplexing: Optimal and Suboptimal Criteria. 641-645 2007 conf/vtc/2007f VTC Fall http://dx.doi.org/10.1109/VETECF.2007.144 db/conf/vtc/vtc2007f.html#LiZLSY07