A new family of unitary space-time codes with a fast parallel sphere decoder algorithm.

Xinjia Chen Kemin Zhou Jorge L. Aravena A new family of unitary space-time codes with a fast parallel sphere decoder algorithm. 115-140 2006 52 IEEE Transactions on Information Theory 1 http://doi.ieeecomputersociety.org/10.1109/TIT.2005.860421 db/journals/tit/tit52.html#ChenZA06