GNU Radio's DAB Package
ofdm_coarse_frequency_correct_impl.h
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1/* -*- c++ -*- */
2/*
3 * Copyright 2004 Free Software Foundation, Inc.
4 *
5 * This file is part of GNU Radio
6 *
7 * GNU Radio 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, or (at your option)
10 * any later version.
11 *
12 * GNU Radio 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.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with GNU Radio; see the file COPYING. If not, write to
19 * the Free Software Foundation, Inc., 51 Franklin Street,
20 * Boston, MA 02110-1301, USA.
21 */
22#ifndef INCLUDED_DAB_OFDM_COARSE_FREQUENCY_CORRECT_IMPL_H
23#define INCLUDED_DAB_OFDM_COARSE_FREQUENCY_CORRECT_IMPL_H
24
26
27namespace gr {
28 namespace dab {
29
31{
32 private:
33
34 float mag_squared(const gr_complex sample);
35 void correlate_energy(const gr_complex *symbol);
36
37 unsigned int d_fft_length;
38 unsigned int d_num_carriers;
39 unsigned int d_cp_length;
40 unsigned int d_symbol_num;
41 unsigned int d_zeros_on_left;
42 unsigned int d_freq_offset;
43 int d_delta_f;
44
45 public:
46 ofdm_coarse_frequency_correct_impl(unsigned int fft_length, unsigned int num_carriers, unsigned int cp_length);
47 int work (int noutput_items,
48 gr_vector_const_void_star &input_items,
49 gr_vector_void_star &output_items);
50};
51
52}
53}
54
55#endif /* INCLUDED_DAB_OFDM_COARSE_FREQUENCY_CORRECT_H */
Definition ofdm_coarse_frequency_correct_impl.h:31
ofdm_coarse_frequency_correct_impl(unsigned int fft_length, unsigned int num_carriers, unsigned int cp_length)
int work(int noutput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)
<+description of block+>
Definition ofdm_coarse_frequency_correct.h:37
Definition complex_to_interleaved_float_vcf.h:28