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f$ T, Z! d, N* O- J ?clear all;
% e+ @' I% J6 b: p0 ?/ ^) }%二进制数字序列
9 [% |, S9 V5 {5 ^x=[1 0 0 1 0 1 1 0 1 1];( N, R/ T2 A1 z- ]- P* O
grid=200;%每个码元持续的时间
E6 _9 k! ]$ S1 Q* `/ V0 at=0:1/grid:length(x);# r6 _6 e# e9 f
for i=1:length(x)& I6 I; p7 Y \; Q2 J
if(x(i)==1)
9 p' G5 ?2 J/ S- xfor j=1:grid/ q6 B& A! ]- v/ w, c
y((i-1)*grid+j)=1;
, V3 N9 d2 C# Send: t1 ^* V$ @( b* a! T" h$ E- j
else( N) ] M! r* s, a' u; K# m1 q
for j=1:grid( m% _# i) l* U0 z! b0 P
y((i-1)*grid+j)=0;
5 o6 x `0 m5 ?) ?2 L4 zend6 G f! }# |0 M7 y. \% c6 P
end
! v: W; d4 Z9 lend |
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