Methods and systems are provided for processing a received signal including receiving the signal to provide a sequence of symbols associated with the received signal in respective ones of a plurality of symbol positions. A known block of the sequence of symbols containing known symbol values and an unknown...http://www.google.de/patents/US7035359?utm_source=gb-gplus-sharePatent US7035359 - Methods and apparatus for demodulation of a signal in a signal slot subject to a discontinuous interference signal