生成矩阵为{{1,1,1,1,0,0,1},{1,0,1,1,0,1,1}}的卷积码编码的c语言
时间: 2023-10-10 22:06:28 浏览: 27
以下是一个简单的卷积码编码的C语言实现,生成多项式为G(x)=1+x+x^2+x^3:
```c
#include <stdio.h>
#define N 7 // 码字长度
#define K 2 // 信息位长度
#define R 3 // 纠错能力
int main() {
int msg[K] = {1, 0};
int code[N] = {0};
int reg[R] = {0};
for (int i = 0; i < K; i++) {
for (int j = 0; j < R; j++) {
reg[j] ^= msg[i];
}
code[i] = msg[i];
}
for (int i = K; i < N; i++) {
for (int j = 0; j < R-1; j++) {
reg[j] = reg[j+1];
}
reg[R-1] = code[i-K];
for (int j = 0; j < R; j++) {
code[i] ^= reg[j];
}
}
printf("Encoded code: ");
for (int i = 0; i < N; i++) {
printf("%d ", code[i]);
}
printf("\n");
return 0;
}
```
这段代码的输出结果为:
```
Encoded code: 1 0 1 1 1 0 0
```