updates of framework

- focus on AWG output power and lowpass characteristics

test/test_modulation.m

@@ -0,0 +1,36 @@
+
+
+
+
+O = 10; %order of prbs
+N = 2^(O-1); %length of prbs
+[~,seed] = prbs(O,1); %initialize first seed of prbs
+bitpattern=[];
+M=6;
+
+for i = 1:log2(M)
+    [bitpattern(:,i),seed] = prbs(O,N,seed);
+end
+
+if M == 6
+    bitpattern = reshape(bitpattern,[],1);
+end
+
+% [bitpattern,seed] = prbs(O,N,seed);
+% % 
+% bitpattern = bitpattern';
+
+% 2 ) Build Inf. signal class
+bits = Informationsignal(bitpattern);
+
+
+% 3) Digi modulation -> PAM-M signal
+digimod_out     = PAMmapper(M,0).map(bits);
+
+Rx_Bits         = PAMmapper(M,0).demap(digimod_out);
+
+[~,errors_bm,BER,errors] = calc_ber(Rx_Bits.signal,bitpattern,"skip_front",0,"skip_end",0,"returnErrorLocation",1);
+
+formatted_ber = sprintf('%.1e', BER);
+disp(['BER: ',formatted_ber]);
+