According to an embodiment of the invention, a DS-CDMA receiver receives an input signal which comprises a plurality of received signals that are received over a corresponding plurality of antennae. These signals are demodulated and sampled to create digital signals. The digital signals are decorrelated...http://www.google.fr/patents/US6456647?utm_source=gb-gplus-shareBrevet US6456647 - Two step signal recovery scheme for a receiver
