See Ho Ting, Kei Sakaguchi, Kiyomichi Araki. Differential quantization of eigenmodes for MIMO eigenmode transmission systems. IEEE Communications Letters, 9(8):697-699, 2005. [doi]
@article{TingSA05, title = {Differential quantization of eigenmodes for MIMO eigenmode transmission systems}, author = {See Ho Ting and Kei Sakaguchi and Kiyomichi Araki}, year = {2005}, doi = {10.1109/LCOMM.2005.1496586}, url = {http://dx.doi.org/10.1109/LCOMM.2005.1496586}, researchr = {https://researchr.org/publication/TingSA05}, cites = {0}, citedby = {0}, journal = {IEEE Communications Letters}, volume = {9}, number = {8}, pages = {697-699}, }