#include "const.h"
void transmitter(int (*bit), double (*signal)[2]){
bit_generator(bit);
QPSK_modulator(bit, signal);
}
void bit_generator(int (*bit)){
int n;
for(n=0; n<BITN; n++){
bit[n] = rand() & 0x1;
}
}
void QPSK_modulator(int (*bit), double (*signal)[2]){
int n, bit1, bit2, symbol;
int bin2sym[2][2] = {
{ 0, 1},
{ 3, 2}
};
double sym2sgnl[4][2] = {
{ OneBySqrt2, OneBySqrt2},
{-OneBySqrt2, OneBySqrt2},
{-OneBySqrt2,-OneBySqrt2},
{ OneBySqrt2,-OneBySqrt2}
};
for(n=0; n<SYMBOLN; n++){
bit1 = bit[n*2];
bit2 = bit[n*2+1];
symbol = bin2sym[bit1][bit2];
signal[n][0] = sym2sgnl[symbol][0];
signal[n][1] = sym2sgnl[symbol][1];
}
}
QPSK_AWGN.rar_QPSK_QPSK AWNG_QPSK_AWGN_QPSK调制
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2022-09-23
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QPSK_AWGN.rar （31个子文件） 
Project1-QPSK+AWGN Release 
ber.sbr 0B
QPSK_AWGN_EachLoop.exe 68KB receiver.obj 946B receiver.sbr 0B transmitter.obj 1KB noise.obj 1KB main.bsc 57KB awgn.dat 49B transmitter.sbr 0B vc60.idb 33KB main.obj 1KB noise.sbr 0B ber.obj 2KB QPSK_AWGN.exe 68KB main.pch 245KB main.sbr 0B main.opt 49KB main.dsw 539B const.h 1KB main.c 609B data noise.c 657B receiver.c 498B main.ncb 57KB main.dsp 4KB main.plg 2KB awgn.dat 1KB main.suo 10KB main.sln 872B transmitter.c 720B ber.c 601B Debug main.vcproj 6KB资源评论
