mpsk_sim_bp.cpp

无线通信系统的仿真vc7.0代码

//
//  File = mpsk_sim_bp.cpp
//

#define SIM_NAME "MpskSim_Bp\0"
#define SIM_TITLE "Bandpass Simulation for M-PSK\0"

#include "global_stuff.h" 

#include "gausrand.h"
#include "symbgen.h"
#include "symb_remap.h"
#include "add_gaus_noise.h"
//#include "cmpxagn.h"
#include "mpskidealmod.h"
#include "mpsk_symbtowave.h"
#include "quadmod_bp.h"
#include "spec_analyzer.h"
#include "mpskoptdem_bp.h"
#include "m_pskharddem.h"
#include "ser_ctr.h"
#include "siganchr.h"
#include "m_psk_theory.h"

//=========================================================

main()
{
#include "sim_preamble.cpp"

  //=========================================================================
  //  Misc special processing

  //-----------------------------------------------------
  // create plot file of theoretical PSD for QPSK signal

  M_PskPsd(  4,   // big_m
            0.0,  // carrier_freq
            1.0,  // symb_energy,
            1.0,  // symb_intvl,
            -4.0, // beg_freq,
            4.0,  // end_freq,
            801,  // num_pts,
            true, // plot_in_db,
            "msk_psd_theor.txt\0"); //out_filename

  //-----------------------------------------------------
  // create plot file of BER for ideal QPSK

  M_PskBer(  4,
           -10.0,  // beg_ebno,
            18.0, // end_ebno,
            401,  // num_pts,
            "theor_msk_ber.txt\0");  // out_filename
  //=========================================================================
  //  Allocate signals

  BYTE_SIGNAL(symb_vals);
  BYTE_SIGNAL(mapped_symb_vals);
  FLOAT_SIGNAL(i_baseband_wave);
  FLOAT_SIGNAL(q_baseband_wave);
  FLOAT_SIGNAL(modulated_signal);
  FLOAT_SIGNAL(noisy_sig);
  BIT_SIGNAL(symb_clock);
  COMPLEX_SIGNAL(cmpx_integ_sig);
  FLOAT_SIGNAL(power_meas_sig);
  FLOAT_SIGNAL(mag_signal);
  FLOAT_SIGNAL(phase_signal);
  BYTE_SIGNAL(symb_decis);
  BYTE_SIGNAL(symb_err_seq);

  //============================================================
  //  Construct, initialize and connect models

  SymbGener* symb_gen = new SymbGener( "symb_gen\0",
                                      CommSystem,
                                      symb_vals );

  SymbRemapper* symb_mapper = new SymbRemapper( "symb_mapper\0",
                                                CommSystem,
                                                symb_vals,
                                                mapped_symb_vals);

  MpskSymbsToQuadWaves* m_psk_mod = new MpskSymbsToQuadWaves( 
                                                "m_psk_mod\0",
                                                CommSystem,
                                                mapped_symb_vals,
                                                i_baseband_wave,
                                                q_baseband_wave,
                                                symb_clock);

  QuadBandpassModulator* quad_mod = new QuadBandpassModulator( "quad_mod\0",
                                                        CommSystem,
                                                        i_baseband_wave,
                                                        q_baseband_wave,
                                                        modulated_signal);

  AdditiveGaussianNoise<float>* agn_source = 
                  new AdditiveGaussianNoise<float>( 
                                                "agn_source\0",
                                                CommSystem,
                                                modulated_signal,
                                                noisy_sig,
                                                power_meas_sig);

  SpectrumAnalyzer<float>* modulator_spec_an = 
                  new SpectrumAnalyzer<float>( 
                                                  "modulator_spec_an\0",
                                                  CommSystem,
                                                  modulated_signal );

  MpskOptimalBandpassDemod* m_psk_dem = new MpskOptimalBandpassDemod( "m_psk_dem\0",
                                                    CommSystem,
                                                    noisy_sig,
                                                    symb_clock,
                                                    symb_decis);
  
  SignalAnchor* temp_anchor_1 = new SignalAnchor( "temp_anchor_1\0",
                                                CommSystem,
                                                modulated_signal,
                                                0.015625, //samp_intvl
                                                4096 ); //block_size

  SerCounter* ser_ctr = new SerCounter( "ser_ctr\0",
                                        CommSystem,
                                        symb_vals,
                                        symb_decis,
                                        symb_err_seq );

  //=============================================================
  #include "sim_postamble.cpp"
  return 0;
}