A technique for blind source separation (“BSS”) of statistically independent signals with low signal-to-noise plus interference ratios under a narrowband assumption utilizing cumulants in conjunction with spectral estimation of the signal subspace to perform the blind separation is disclosed. The...http://www.google.com.au/patents/US6931362?utm_source=gb-gplus-sharePatent US6931362 - System and method for hybrid minimum mean squared error matrix-pencil separation weights for blind source separation
