@article{TUW-220379, author = {Schwarz, Stefan and Rupp, Markus}, title = {Subspace Quantization Based Combining for Limited Feedback Block-Diagonalization}, journal = {IEEE Transactions on Wireless Communications}, year = {2013}, volume = {12}, number = {11}, pages = {5868--5879}, doi = {10.1109/TWC.2013.093013.130403}, keywords = {limited feedback, quantized feedback, multi-user MIMO, block-diagonalization, antenna combining} }