awgn.h

在vc上做的802.16d ofdm phy的仿真

#include "typedef.h"

//宏定义
#define TWOPI    6.283185307179587               // 2PI
#define A0      (unsigned long)0xE66D    
#define A1      (unsigned long)0xDEEC
#define A2      (unsigned long)0x0005
#define C       (unsigned long)0x000B   

double drand_48(void);

void time_seed(void);

void awgn(double noiseDeviation,SizeType noiseLength,double *pAwgnOut);

void propagationChannel(Uint8 propagationMode,
 						 Int16 *pPropagationChIn, 
 						 SizeType propagationChInLength,
						 Int16 *pPropagationChOut);