common.h

B3g_phase2_C语言_Matlab程序及说明

#ifndef _COMMON_H_
#define _COMMON_H_

/***********************************
*Copyright (C) 2004 FUTURE@NCRL SEU
*All Rights Reserved.

*FileName: _COMMON_H_

*Abstract: Used for GMC System.

*Cur.Ver : V2.0
*Author  : Bin Jiang
*Date    : 2004-03-25
*Modify  : (1) Change the structure of detector.
           (2) Improve the channel estimation.

*Per.Ver : V1.2
*Author  : Bin Jiang
*Date    : 2003-12-24

*Ref.    : Matlab Program.

*************************************/

//Includes Files
#include <stdio.h>
#include <stdlib.h>
#include <math.h>

//Public Data Declaration
#define	PI	4*atan(1)

////////////////////////////
///	SYSTEM PARAMETER     ///
////////////////////////////

/* Tx and Rx */
#define	TxANTENNA_NUM	4
#define RxANTENNA_NUM	8

/* The Channel */
#define PATH_NUM	6
#define Fc			3.2e9
#define VELOCITY	250
#define MAX_DELAY	(PATH_NUM-1) 

static int 			PATH_DELAY[] = {0,1,2,3,4,5};
static double		PATH_GAIN[]  = {0.96793818225476, 0.24313507865458, 0.06107277050964, 0.01534078635779, 0.00385343131008, 0.00096793818225};
//static double		PATH_GAIN[]  = {1,0,0,0,0,0};
/* The detector's structure */

/*
#define MAXSUPDOM	    4
#define INTERP_FACTOR	3
static int SUP_DOM[] = {0,36,108,180,216};
//static int SUP_DOM[] = {0,32,112,192,216};
*/


#define MAXSUPDOM	    5
#define INTERP_FACTOR	4
static int SUP_DOM[] = {0, 20, 80, 144, 204, 216};


/* The Frame and Slot Structure */
#define	INPUT				1
#define OUTPUT				2 //3
#define CODE_SLOTNUM		8 //12
#define SLOT_LENGTH			2088
#define PILOT_LENGTH		32
#define GUARD_LENGTH 		8
#define SUBSLOT_NUM			8
#define SYMBOL_SLOT			1728
#define SUBSLOT_LENGTH		256
#define SUBSLOTDATA_LENGTH	216	//(SUBSLOT_LENGTH-PILOT_LENGTH-GUARD_LENGTH)

////////////////////////////////
///   END SYSTEM PARAMETER   ///
////////////////////////////////

//Type Declaration
typedef struct
{
	int FRAME_SLOTNUM;
	int n_CodedBitPerSlot;
	int n_SymbolPerSlot;
	int MODULATOR_STYLE;
}BASEBAND_PARM;

typedef struct
{
	int n_InfoBit_length;
	int n_CodeMemLength;
	int Code_Poly[2];
	int n_puncture;
}CODE_PARAMETER;


//Function Declaration

/* _COMPLEX_H_ */
typedef struct
{
	double real;
	double image;
}COMPLEX;

double	eng_cmx(COMPLEX a);
double  abs_cmx(COMPLEX a);
COMPLEX	conj_cmx(COMPLEX a);
COMPLEX add_cmx(COMPLEX a, COMPLEX b);
COMPLEX sub_cmx(COMPLEX a, COMPLEX b);
COMPLEX mul_cmx(COMPLEX a, COMPLEX b);
COMPLEX div_cmx(COMPLEX a, COMPLEX b);
COMPLEX mul_cmxreal(COMPLEX a, double b);
COMPLEX div_cmxreal(COMPLEX a, double b);

/* _RANDOM_H_ */
extern  long s1,s2;
double	random_source();
double 	generate_random_source();
double  generate_gaussian_source(double sigma2);
int	    generate_binary_source();

/* _INTERLEAVER_H_ */
double s_random_source(long *s1, long *s2);
void   s_inter_generate(int N, int S, int *inter_index, long ss1, long ss2);
void   s_interleave_int(int * p_block, int N, int * p_InlvTable);
void   s_interleave_double(double * p_block, int N, int * p_InlvTable);
void   s_deinterleave_double(double * p_block, int N, int * p_InlvTable);

/* _MAP_H_ */
static COMPLEX MapMatrix16QAM[] = { 
{-0.31622776601684,-0.31622776601684},{-0.31622776601684,-0.94868329805051},{-0.31622776601684,0.31622776601684},{-0.31622776601684,0.94868329805051},
{-0.94868329805051,-0.31622776601684},{-0.94868329805051,-0.94868329805051},{-0.94868329805051,0.31622776601684},{-0.94868329805051,0.94868329805051},
{ 0.31622776601684,-0.31622776601684},{ 0.31622776601684,-0.94868329805051},{ 0.31622776601684,0.31622776601684},{ 0.31622776601684,0.94868329805051},
{ 0.94868329805051,-0.31622776601684},{ 0.94868329805051,-0.94868329805051},{ 0.94868329805051,0.31622776601684},{ 0.94868329805051,0.94868329805051}};