GNU Radio's SATNOGS Package
coarse_doppler_correction_cc_impl.h
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1 /* -*- c++ -*- */
2 /*
3  * gr-satnogs: SatNOGS GNU Radio Out-Of-Tree Module
4  *
5  * Copyright (C) 2016,2020 Libre Space Foundation <http://libre.space>
6  *
7  * This program is free software: you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License as published by
9  * the Free Software Foundation, either version 3 of the License, or
10  * (at your option) any later version.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15  * GNU General Public License for more details.
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19  */
20 
21 #ifndef INCLUDED_SATNOGS_COARSE_DOPPLER_CORRECTION_CC_IMPL_H
22 #define INCLUDED_SATNOGS_COARSE_DOPPLER_CORRECTION_CC_IMPL_H
23 
25 #include <gnuradio/blocks/rotator.h>
26 
27 namespace gr {
28 namespace satnogs {
29 
31 private:
32  double d_target_freq;
33  const double d_offset;
34  const double d_samp_rate;
35  const size_t d_buf_items;
36  double d_freq_diff;
37  blocks::rotator d_rot;
38 
39  void
40  new_freq(pmt::pmt_t msg);
41 
42 public:
43  coarse_doppler_correction_cc_impl(double target_freq,
44  double offset,
45  double sampling_rate);
47 
48  // Where all the action really happens
49  int
50  work(int noutput_items, gr_vector_const_void_star &input_items,
51  gr_vector_void_star &output_items);
52 };
53 
54 } // namespace satnogs
55 } // namespace gr
56 
57 #endif /* INCLUDED_SATNOGS_COARSE_DOPPLER_CORRECTION_CC_IMPL_H */
58 
coarse_doppler_correction_cc_impl(double target_freq, double offset, double sampling_rate)
This block corrects the doppler effect between the ground station and the satellite in a coarse and v...
Definition: coarse_doppler_correction_cc.h:39
Definition: amsat_duv_decoder.h:29
int work(int noutput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)
Definition: coarse_doppler_correction_cc_impl.h:30