Method of modulation and demodulation of data and apparatus for

Method of monitoring suitability of a transmission path for tran

Method of multi-level encoding including synchronizing signals

Method of multipath dsss communications

Method of obtaining a phase difference signal

Method of phase synchronization in a synchronous data transmissi

Method of quadrature-phase amplitude modulation

Method of rapidly controlling the frequency of a coherent radio

Method of reducing phase noise at the receiver end of a data tra

Method of reducing the effect of narrowband jammers in radio com

Method of searching for a bursty signal

Method of selecting propagation delays retained for receiving me

Method of sequencing signal processing in the communication mode

Method of servo-controlling the parameters of a modulator having

Method of setting spread code series and communication apparatus

Method of transmitting a sequence of M binary words of "p" bits

Method of transmitting binary data sequences and arrangement for

Method of transmitting binary information using 3 signals per ti

Method of transmitting data at full bandwidth within a synchrono

Method of transmitting information between stations attached to