MATLAB Imitation Modeling for the BER of the Satellite Communication System using QPSK and OFDM Modulation with LS Channel Estimation based on Pilot Signals in the Transionospheric Communication Channel with Rician Fading, Multipath, Frequency Selectivity and Limited Coherence Bandwidth

MATLAB Imitation Modeling for the BER of the HF Communication System using M-PSK Modulation in the HF Communication Channel with Multipath and Signal Fading that constructed according to ITU-R Recommendation F.1487