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/*!
* \file
* \brief Channel classes test program
* \author Adam Piatyszek
*
* -------------------------------------------------------------------------
*
* IT++ - C++ library of mathematical, signal processing, speech processing,
* and communications classes and functions
*
* Copyright (C) 1995-2008 (see AUTHORS file for a list of contributors)
*
* 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
*
* -------------------------------------------------------------------------
*/
#include <itpp/itcomm.h>
#include <iomanip>
using namespace std;
using namespace itpp;
int main()
{
cout.setf(ios::fixed);
cout.precision(3);
double Ts = 100e-9; // channel sampling time Ts = 100ns
double fd_norm = 100e3 * Ts; // normalised Doppler fd_norm = 10kHz * Ts
Channel_Specification cost207ra(COST207_RA);
Channel_Specification cost207bu(COST207_BU);
TDL_Channel tdl_207ra(cost207ra, Ts);
TDL_Channel tdl_207bu(cost207bu, Ts);
cmat ch_coeffs;
tdl_207ra.set_fading_type(Independent);
tdl_207ra.generate(10, ch_coeffs);
cout << "Independent Fading Generator\n"
<< "----------------------------\n"
<< ch_coeffs << "\n\n";
tdl_207bu.set_fading_type(Static);
tdl_207bu.generate(5, ch_coeffs);
cout << "Static Fading Generator\n"
<< "-----------------------\n"
<< ch_coeffs << "\n\n";
tdl_207bu.set_fading_type(Correlated);
tdl_207bu.set_norm_doppler(fd_norm);
tdl_207bu.generate(10, ch_coeffs);
cout << "Correlated Fading Generator (Rice method)\n"
<< "-----------------------------------------\n"
<< round_to_zero(ch_coeffs) << "\n\n";
tdl_207ra.set_correlated_method(FIR);
tdl_207ra.set_norm_doppler(fd_norm);
tdl_207ra.generate(10, ch_coeffs);
cout << "Correlated Fading Generator (FIR method)\n"
<< "----------------------------------------\n"
<< round_to_zero(ch_coeffs) << "\n\n";
tdl_207ra.set_correlated_method(IFFT);
tdl_207ra.generate(200, ch_coeffs);
cout << "Correlated Fading Generator (IFFT method)\n"
<< "-----------------------------------------\n"
<< round_to_zero(ch_coeffs.get_rows(0, 9)) << "\n\n";
return 0;
}
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