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2021-07-20 12:19:04 +02:00

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C++

/*
* Copyright (C) 2015 Bastian Bloessl <bloessl@ccs-labs.org>
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#ifndef INCLUDED_IEEE802_11_EQUALIZER_LMS_H
#define INCLUDED_IEEE802_11_EQUALIZER_LMS_H
#include "base.h"
#include <vector>
namespace gr {
namespace ieee802_11 {
namespace equalizer {
class lms : public base
{
public:
virtual void equalize(gr_complex* in,
int n,
gr_complex* symbols,
uint8_t* bits,
std::shared_ptr<gr::digital::constellation> mod);
private:
double get_snr();
double d_snr;
const double alpha = 0.5;
};
} // namespace equalizer
} /* namespace ieee802_11 */
} /* namespace gr */
#endif /* INCLUDED_IEEE802_11_EQUALIZER_LMS_H */