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00023 #ifndef INCLUDED_GR_CLOCK_RECOVERY_MM_CC_H
00024 #define INCLUDED_GR_CLOCK_RECOVERY_MM_CC_H
00025
00026 #include <gr_block.h>
00027 #include <gr_complex.h>
00028
00029 class gri_mmse_fir_interpolator_cc;
00030
00031 class gr_clock_recovery_mm_cc;
00032 typedef boost::shared_ptr<gr_clock_recovery_mm_cc> gr_clock_recovery_mm_cc_sptr;
00033
00034
00035 gr_clock_recovery_mm_cc_sptr
00036 gr_make_clock_recovery_mm_cc (float omega, float gain_omega, float mu, float gain_mu);
00037
00048 class gr_clock_recovery_mm_cc : public gr_block
00049 {
00050 public:
00051 ~gr_clock_recovery_mm_cc ();
00052 void forecast(int noutput_items, gr_vector_int &ninput_items_required);
00053 int general_work (int noutput_items,
00054 gr_vector_int &ninput_items,
00055 gr_vector_const_void_star &input_items,
00056 gr_vector_void_star &output_items);
00057 float mu() const { return d_mu;}
00058 float omega() const { return d_omega;}
00059 float gain_mu() const { return d_gain_mu;}
00060 float gain_omega() const { return d_gain_omega;}
00061 void set_verbose (bool verbose) { d_verbose = verbose; }
00062
00063 void set_gain_mu (float gain_mu) { d_gain_mu = gain_mu; }
00064 void set_gain_omega (float gain_omega) { d_gain_omega = gain_omega; }
00065 void set_mu (float mu) { d_mu = mu; }
00066 void set_omega (float omega) { d_omega = omega; }
00067
00068 protected:
00069 gr_clock_recovery_mm_cc (float omega, float gain_omega, float mu, float gain_mu);
00070
00071 private:
00072 float d_mu;
00073 float d_omega;
00074 float d_gain_omega;
00075 float d_gain_mu;
00076 gr_complex d_last_sample;
00077 gri_mmse_fir_interpolator_cc *d_interp;
00078 bool d_verbose;
00079
00080
00081 gr_complex slicer_0deg (gr_complex sample);
00082 gr_complex slicer_45deg (gr_complex sample);
00083
00084 friend gr_clock_recovery_mm_cc_sptr
00085 gr_make_clock_recovery_mm_cc (float omega, float gain_omega, float mu, float gain_mu);
00086 };
00087
00088 #endif