awgn.h

有关卷积编码的维特比算法,是硬判决的啊,希望大家

#ifndef AWGN_H_
#define AWGN_H_

#include"define.h"


#define  M32(x) ((((unsigned long)1 << 32)-1)&(x))


class AWGN 
{ 
private :
	unsigned long x1[521];
	int i;
public :
	AWGN();
	~AWGN();
	void Rnd521(void);
	void InitRnd(unsigned long);
	unsigned long iRnd(void);
	double UniRnd(void) ;	// random number from 0.0 to 1.0 
	double Rand(void);		// random number std = 1, mean = 0
	int SeqGen(void);
	int jrnd;
	void attn(double*,double*,int,double,int,int,double &);
	void aw(double *,double *,int,double &);
};

#endif