sratematch.h

这是一个c＋＋编写的WCDMA链路采用RAKE接收的方针源代码

/*
 |
 | Copyright disclaimer:
 |   This software was developed at the National Institute of Standards
 |   and Technology by employees of the Federal Government in the course
 |   of their official duties. Pursuant to title 17 Section 105 of the
 |   United States Code this software is not subject to copyright
 |   protection and is in the public domain.
 |
 |   We would appreciate acknowledgement if the software is used.
 |
*/

/*
 | Project:     WCDMA simulation environment
 | Module:      Static rate matching algorithm.
 | Author:      Tommi Makelainen
 | Date:        January 27, 1999
 |
 | History:
 |              January 27, 1999 Tommi Makelainen
 |                      Initial version.
 |
 */

#ifndef WCDMA_SRATE_MATCH_H
#define WCDMA_SRATE_MATCH_H

#define NO_UPPER_BLOCK_SIZE -1
#define MAX_BLOCK_SIZE 10000		/* max. Transfer block size */
                  
/* ----------------------------------------------------------- */

int wcdma_rate_match(
           int Inputs[],        /* IN: input data symbol vector */
           int nInputs,         /* IN: length of input data vector */
           double max_punct_ratio,  /* IN: Max. ratio to puncture/repetite */
           int target_block_size,   /* IN: block size to match */
           int outData[]);      /* OUT: matched output */

int wcdma_rate_dematch(
           double Inputs[],     /* IN: input data symbol vector */
           int nInputs,         /* IN: length of input data vector */
           double max_punct_ratio,  /* IN: Max. ratio to puncture/repetite */
           int target_block_size,   /* IN: block size to match */
           double outData[]);      /* OUT: Dematched output */

/*
 * Static rate matching algorithm for a Transport Channel (TC).
 * The algorithm gets a vector of allowable bits per block,
 * size of input bit block, maximum puncturing ratio (1=all, 0.0=none).
 * Depending on the given pucturing ratio, it either punctures 
 * or repeats bits. 
 */
int wcdma_srate_match4TC(
        int no_of_allowed_sizes,/* size of allowed_bit_sizes -vector */
	int allowed_block_sizes[],/* vector of allowed block sizes */
	float max_punct_ratio,	/* max puncturing ratio (0.0 .. 1.0) */ 
	int input_size,		/* size of input block */
	int input_data[],	/* vector of input data bits */
	int *output_size,	/* size of output block */
	int output_data[]);	/* vector of output data bits */

/* ----------------------------------------------------------- */

#endif /* WCDMA_SRATE_MATCH_H */