Patent ID: 7236510
Filing Date: 2007-06-26
Classification: H04B,H04J,H04L

Abstract:
1. A spread spectrum communications system, comprising: (A) a transmitter, said transmitter further comprising: (1) a data source; (2) a first mixer spreading data from said data source with a first pseudo noise source (PNA); (3) a second mixer spreading data from said first mixer with a second pseudo noise source (PNB); (4) an RF transmitter; (B) a receiver, said receiver further comprising: (1) an RF receiver; (2) at least one PNB matched filter receiving signals from said RF receiver; (3) a plurality of frequency shifters, receiving a signal from said at least one PNB matched filter; (4) a plurality of PNA matched filters receiving data from said at least one PNB matched filter and said plurality of frequency shifters; and (5) an equalizer/decoder receiving signals from said plurality of PNA matched filters.