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fsk_coh_sim_bp.cpp
资源名称：simulation_wireless_c++.rar　[点击查看]
上传用户：jtjnyq9001
上传日期：2014-11-21
资源大小：3974k
文件大小：7k
源码类别：

3G开发

开发平台：

Visual C++

fsk_coh_sim_bp.cpp：源码内容
  1. //
  2. //  File = fsk_coh_sim_bp.cpp
  3. //
  5. #define SIM_NAME "FskCohSim_Bp"
  6. #define SIM_TITLE "Bandpass Sim of Coherent FSK"
  8. #include "global_stuff.h" 
  10. #include "fsk_theory.h"
  11. #include "gausrand.h"
  12. #include "bitgen.h"
  13. #include "bitwav.h"
  14. #include "butt_filt_iir.h"
  15. //#include "fsk_2tone_bp.h"
  16. #include "vco_bp.h"
  17. //#include "discrete_delay_T.h"
  18. #include "add_gaus_noise.h"
  19. #include "spec_analyzer.h"
  20. #include "fsk_genie_bp.h"
  21. //#include "correlator.h"
  22. #include "fsk_demod_coh_bp.h"
  23. #include "ber_ctr.h"
  24. #include "siganchr.h"
  26. main()
  27. {
  28. #include "sim_preamble.cpp"
  29.   //=========================================================================
  30.   //  Misc special processing
  32.   //-----------------------------------------------------
  33.   // create plot file of theoretical PSD for FSK signal
  35.   FskPsd(  0.0,  // carrier_freq
  36.             1.0,  // symb_energy,
  37.             1.0,  // symb_intvl,
  38.             -4.0, // beg_freq,
  39.             4.0,  // end_freq,
  40.             801,  // num_pts,
  41.             true, // plot_in_db,
  42.             "fsk_psd_theor.txt"); //out_filename
  44.   //-----------------------------------------------------
  45.   // create plot file of BER for ideal QPSK
  47.   FskBer(  -10.0,  // beg_ebno,
  48.             18.0, // end_ebno,
  49.             401,  // num_pts,
  50.             "theor_fsk_ber.txt");  // out_filename
  51.   //=========================================================================
  52.   //  Allocate signals
  54.   BIT_SIGNAL(bit_vals);
  55.   FLOAT_SIGNAL(baseband_wave);
  56.   FLOAT_SIGNAL(filt_baseband_wave);
  57.   FLOAT_SIGNAL(modulated_signal);
  58.   FLOAT_SIGNAL(modulated_ref_signal);
  59.   FLOAT_SIGNAL(noisy_sig);
  60.   FLOAT_SIGNAL(lo_ref_sig);
  61.   FLOAT_SIGNAL(hi_ref_sig);
  62.   BIT_SIGNAL(symb_clock);
  63.   BIT_SIGNAL(delayed_clock);
  64.   FLOAT_SIGNAL(power_meas_sig);
  65.   BIT_SIGNAL(bit_decis);
  66.   FLOAT_SIGNAL(lo_integ_sig);
  67.   FLOAT_SIGNAL(hi_integ_sig);
  68.   FLOAT_SIGNAL(lo_correl_sig);
  69.   FLOAT_SIGNAL(hi_correl_sig);
  71.   //============================================================
  72.   //  Construct, initialize and connect models
  75.   BitGener* bit_gen = new BitGener( "bit_gen",
  76.                                       CommSystem,
  77.                                       bit_vals );
  79.   BitsToWave* wave_gen = new BitsToWave( "wave_gen",
  80.                                            CommSystem,
  81.                                            bit_vals,
  82.                                            baseband_wave,
  83.                                            symb_clock );
  85. //  ButterworthFilterByIir<float>* tx_baseband_filter = 
  86. //            new ButterworthFilterByIir<float>( "tx_baseband_filter",
  87. //                                        CommSystem,
  88. //                                        baseband_wave,
  89. //                                        filt_baseband_wave );
  91. //   FskTwoToneModulator_Bp* fsk_mod_2 = new FskTwoToneModulator_Bp( "fsk_mod_2",
  92. //                                                                   CommSystem,
  93. //                                                                   filt_baseband_wave,
  94. //                                                                   modulated_signal);
  96.    BandpassVco* fsk_mod_1 = new BandpassVco( "fsk_mod_1",
  97.                                              CommSystem,
  98.                                              baseband_wave,
  99.                                              modulated_signal);
  100.   
  101.   AdditiveGaussianNoise<float>* agn_source = 
  102.                   new AdditiveGaussianNoise<float>( 
  103.                                                 "agn_source",
  104.                                                 CommSystem,
  105.                                                 modulated_signal,
  106.                                                 noisy_sig,
  107.                                                 power_meas_sig);
  109.   SpectrumAnalyzer<float>* modulator_spec_an = 
  110.                   new SpectrumAnalyzer<float>( 
  111.                                               "modulator_spec_an",
  112.                                               CommSystem,
  113.                                               modulated_signal );
  115.   FskBandpassCarrierGenie* carrier_recovery = new FskBandpassCarrierGenie( 
  116.                                                             "carrier_recovery",
  117.                                                            CommSystem,
  118.                                                            lo_ref_sig,
  119.                                                            hi_ref_sig);
  121. //  Control<float>* lo_ref_delay_ctl = new Control<float>("lo_ref_delay_ctl");
  122. //  Control<int>* lo_ref_samps_delay_ctl = new Control<int>("lo_ref_samps_delay_ctl");
  124. //  RealCorrelator* lo_freq_sync = new RealCorrelator( "lo_freq_sync",
  125. //                                                      CommSystem,
  126. //                                                      lo_ref_sig,
  127. //                                                      modulated_signal,
  128. //                                                      lo_correl_sig,
  129. //                                                      lo_ref_delay_ctl,
  130. //                                                      lo_ref_samps_delay_ctl);
  132. //  Control<float>* hi_ref_delay_ctl = new Control<float>("hi_ref_delay_ctl");
  133. //  Control<int>* hi_ref_samps_delay_ctl = new Control<int>("hi_ref_samps_delay_ctl");
  135. //  RealCorrelator* hi_freq_sync = new RealCorrelator( "hi_freq_sync",
  136. //                                                      CommSystem,
  137. //                                                      hi_ref_sig,
  138. //                                                      modulated_signal,
  139. //                                                      hi_correl_sig,
  140. //                                                      hi_ref_delay_ctl,
  141. //                                                      hi_ref_samps_delay_ctl);
  143.   FskCoherentBandpassDemod* fsk_dem = new FskCoherentBandpassDemod( "fsk_dem",
  144.                                                     CommSystem,
  145.                                                     noisy_sig,
  146.                                                     lo_ref_sig,
  147.                                                     hi_ref_sig,
  148.                                                     symb_clock,
  149.                                                     bit_decis,
  150.                                                     lo_integ_sig,
  151.                                                     hi_integ_sig);
  152.   
  153.   SignalAnchor* temp_anchor_1 = new SignalAnchor( "temp_anchor_1",
  154.                                                 CommSystem,
  155.                                                 baseband_wave);
  157.   BerCounter* ber_ctr = new BerCounter( "ber_ctr",
  158.                                           CommSystem,
  159.                                           bit_vals,
  160.                                           bit_decis );
  162.   //=============================================================
  163.   #include "sim_postamble.cpp"
  164.   return 0;
  165. }