cpm_phase_encoder.m

来自「CPM调制的线性均衡器」· M 代码 · 共 11 行

function [phase_vector,next_phase]=cpm_phase_encoder(cpm_param,cpm_state)
phase_qt = integral_raisedcosine(cpm_param.samples_per_symbol*cpm_param.duration);
current_start=1;
current_end=cpm_param.samples_per_symbol;
previous_start=current_start+cpm_param.samples_per_symbol;
previous_end=current_end+cpm_param.samples_per_symbol;

phase_vector=2*pi*(cpm_param.modulation_efficient_h)*cpm_state.Ik*(phase_qt(current_start:current_end))...
             +2*pi*(cpm_param.modulation_efficient_h)*cpm_state.preIk*(phase_qt(previous_start:previous_end))...
             +cpm_state.current_phase;
next_phase=pi*(cpm_param.modulation_efficient_h)*cpm_state.preIk+cpm_state.current_phase;