A method and apparatus for separating signals from instantaneous and convolutive mixtures of signals. A plurality of sensors or detectors detect signals generated by a plurality of signal generating sources. The detected signals are processed in time blocks to find a separating filter, which when applied...http://www.google.de/patents/US6185309?utm_source=gb-gplus-sharePatent US6185309 - Method and apparatus for blind separation of mixed and convolved sources