rec_syst_conv_code.cpp File Reference

Implementation of a Recursive Systematic Convolutional codec class. More...

#include <itpp/comm/rec_syst_conv_code.h>

Go to the source code of this file.

Namespaces

namespace itpp

Defines

#define INF (1e30)

Functions

double com_logmap (double x, double y)

Branc metric calculation function for MAP decoding in the log-domain.

double com_logmax (double x, double y)

Branc metric calculation function for MAP decoding in the log-domain using a MAX approximation (default).

Variables

double(* com_log )(double, double) = NULL

Pointer to logarithmic branch metric function.

Detailed Description

Implementation of a Recursive Systematic Convolutional codec class.

Author:: Pal Frenger. QLLR support by Erik G. Larsson.

Date: 2007-04-18 08:58:29 +0200 (Wed, 18 Apr 2007)

Revision: 1013

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IT++ - C++ library of mathematical, signal processing, speech processing, and communications classes and functions

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA

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Definition in file rec_syst_conv_code.cpp.

Function Documentation

double com_logmap ( double x,

double y

)

Branc metric calculation function for MAP decoding in the log-domain.

Definition at line 43 of file rec_syst_conv_code.cpp.

double com_logmax ( double x,

double y

)

Branc metric calculation function for MAP decoding in the log-domain using a MAX approximation (default).

Definition at line 53 of file rec_syst_conv_code.cpp.

Variable Documentation

double(* itpp::com_log)(double, double) = NULL

Pointer to logarithmic branch metric function.

Definition at line 40 of file rec_syst_conv_code.cpp.

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Namespaces
namespace	itpp
Defines
#define	INF (1e30)
Functions
double	com_logmap (double x, double y)
	Branc metric calculation function for MAP decoding in the log-domain.
double	com_logmax (double x, double y)
	Branc metric calculation function for MAP decoding in the log-domain using a MAX approximation (default).
Variables
double(*	com_log )(double, double) = NULL
	Pointer to logarithmic branch metric function.