- added

git-svn-id: http://moon:8086/svn/matlab/trunk@157 801c6759-fa7c-4059-a304-17956f83a07c
2022-06-16 06:16:47 +00:00
parent 9c60c50492
commit 579c1544b1
29 changed files with 1210 additions and 0 deletions
@@ -0,0 +1,46 @@
+function qtbl(N)
+
+j = sqrt(-1);
+signI = [+1 -1 -1 +1]
+signQ = [+1 +1 -1 -1]
+rot = pi/4;
+Ns = sqrt(N)
+Nq = N/4
+Nsq = sqrt(Nq)
+stepIQ = sqrt(2)/(Ns-1)
+
+
+qq = 1/sqrt(2);
+ii = 1/sqrt(2);
+
+even = 1;
+c = 1;
+close all;
+figure(1);
+axis ([-1 1 -1 1]);
+grid;
+hold;
+for m=1:Nsq
+	for n=1:Nsq
+		I = ii;
+		Q = qq;
+		for q = 0:3,
+			IQ(Nq*q+c) = I*signI(q+1) + j*Q*signQ(q+1);
+			T = I;
+			I = Q;
+			Q = T;
+		end;
+		ii = ii - even*stepIQ;
+		c = c + 1;
+	end;	
+	qq = qq - stepIQ;
+	ii = ii + even*stepIQ;
+	even = -even;
+end;
+
+for c=1:N,
+sym =  c - 1
+    plot(IQ(c), '+');
+    pause;
+end;
+IQ