摘要： clear all,clcxn = [1 0 1 1 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 1 0]; %输入单极性码yn = xn; %输出yn初始化num = 0; %计数器初始化for k = 1:length(xn) if xn(k)==1 num = num+1; %'1'计数器 if num/2 == fix(num/2) %奇数输出-1，偶数输出1，进行极性交替 yn(k) = 1; else yn(k) ... 阅读全文