psk8_matlab8psk_8psk_8pskmatlab_

% % 8PSK data_len=80000; ovs = 4; num = 1; snr_vals=-12:2:8; % % 余弦滚降函数生成 rolloff = 0.5; % Rolloff factor span = 6; % Filter span in symbols sps = 4; % Samples per symbol b = rcosdesign(rolloff, span, sps); % % psk8_src_re=zeros(length(snr_vals),data_len * ovs); psk8_src_im=zeros(length(snr_vals),data_len * ovs); psk8_non_re=zeros(length(snr_vals),data_len * ovs); psk8_non_im=zeros(length(snr_vals),data_len * ovs); src_8psk_re=zeros(length(snr_vals),data_len * ovs * num); src_8psk_im=src_8psk_re; non_8psk_re=src_8psk_re; non_8psk_im=non_8psk_re; for t = 1:num for k=1:length(snr_vals) pskModulator = comm.PSKModulator; modData = pskModulator(randi([0 7],data_len,1)); x = upfirdn(modData, b, sps); src_ex = x(1:(data_len * ovs))'; S = RandStream('mt19937ar','Seed',67); channelOutput = awgn(src_ex,snr_vals(k),'measured',S); psk8_non_re(k,:)=real(src_ex); psk8_non_im(k,:)=imag(src_ex); psk8_src_re(k,:)=real(channelOutput); psk8_src_im(k,:)=imag(channelOutput); end src_8psk_re(:,data_len*ovs*(t-1)+1:data_len*ovs*t)= psk8_src_re(:,:); src_8psk_im(:,data_len*ovs*(t-1)+1:data_len*ovs*t)= psk8_src_im(:,:); non_8psk_re(:,data_len*ovs*(t-1)+1:data_len*ovs*t)=psk8_non_re(:,:); non_8psk_im(:,data_len*ovs*(t-1)+1:data_len*ovs*t)=psk8_non_im(:,:); end % scatterplot(src_ex1(1:128)) %plot(real(fft(psk8_src_re(11,1:128))/10)); save mod_dataset_non/src_8psk_re.mat src_8psk_re; save mod_dataset_non/src_8psk_im.mat src_8psk_im; save mod_dataset_non/non_8psk_re.mat non_8psk_re; save mod_dataset_non/non_8psk_im.mat non_8psk_im;