There is disclosed, for use in a CDMA receiver, a noise reduction circuit for improving the signal-to-noise ratio of a received CDMA signal comprising a series of chip sequences. The noise reduction circuit comprises: 1) a sampling circuit for generating an original plurality of samples of the received...http://www.google.fr/patents/US7158560?utm_source=gb-gplus-shareBrevet US7158560 - RF receiver having improved signal-to-noise ratio and method of operation
RF receiver having improved signal-to-noise ratio and method of operation