sc_link.h

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/* 
 * sc_link.h
 *
 * Programmers: Mike Paluszek
 *
 * Copyright 2010 Princeton Satellite Systems. All rights reserved.
 *
 * Link functions. 
 */
 
#ifndef __SC_LINK__
#define __SC_LINK__
 
#ifdef AS_OS_WINDOWS
#include "matrixlib.h"
#else
#include <MatrixLib/MatrixLib.h>
#endif
 
#include "sc_constants.h"
 
extern "C++"
{
    double max_channel_rate( double bandwidth, double sn_ratio );
    double moon_noise_temperature();  
    double earth_noise_temperature();
        double sun_noise_temperature( double f );       
        double receiver_temperature( double tA, double lFRX, double tF, double tERX );
        double attenuator_temperature( double t, double loss );
        double bit_error_probability( int type, double bitRate, double cOverN );
        double dipole_antenna_gain( );
        double signal_gain_to_db( double gain );
        double db_to_signal_gain( double db );
        double noise_temperature_to_power( double t, double b );
        double eirp( double antenna_gain, double power_transmit, double feed_loss );
        double antenna_beam_width( double antenna_diameter, double frequency );
        double signal_power( double eirp, double wavelength, double distance, double receive_gain );
        double antenna_gain( double efficiency, double frequency, double antenna_diameter );
        double energy_per_bit_per_noise_power_density( double c_over_n0, double channel_data_rate );
        double c_over_n( double eirp, double path_loss, double g_over_t, double bandwidth );
        double c_over_n0( double eirp, double path_loss, double g_over_t, double margin = 0 );
        int message_success( int guard_bits, int bits, double range, double freq, double g_over_t, double eirp, double channel_data_rate );
        double loss_free_space( double range, double frequency );
    double g_over_t( double gain, double antenna_temperature );
        double c_over_n_total( const ml_matrix& c_over_n );
        int link_visibility( const ml_matrix& r_gs, const ml_matrix& r_sat, double min_angle = 0 );
        
}
 
#endif