spreading.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:	Spreading and despreading
 | Author:	Tommi Makelainen
 | Date:	January 5, 1999
 |
 | History:
 |		January 1, 1999 Tommi Makelainen
 |			Initial version. 
 |
 |		February 9, 1999 Tommi Makelainen
 |			Data types changed from char to int.
 |
 |		April 6, 1999 Tommi Makelainen
 |			Added soft despreader function.
 |
 */

int wcdma_spread(int data[], int data_len, int code[], int code_len,
                 int Fc, int out[]);

int wcdma_hard_despread(int in_data[], int in_len, int code[], int code_len,
                   int Fc, int out_data[]);

int wcdma_soft_despread(double in_data[], int in_len, int code[], int code_len,
                   int Fc, double out_data[], int add_index, int ringBufLen);