GNU Radio's LTE Package
rough_symbol_sync_cc_impl.h
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1/* -*- c++ -*- */
2/*
3 * Copyright 2013 Communications Engineering Lab (CEL) / Karlsruhe Institute of Technology (KIT)
4 *
5 * This is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 3, or (at your option)
8 * any later version.
9 *
10 * This software is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this software; see the file COPYING. If not, write to
17 * the Free Software Foundation, Inc., 51 Franklin Street,
18 * Boston, MA 02110-1301, USA.
19 */
20
21#ifndef INCLUDED_LTE_ROUGH_SYMBOL_SYNC_CC_IMPL_H
22#define INCLUDED_LTE_ROUGH_SYMBOL_SYNC_CC_IMPL_H
23
25
26namespace gr {
27 namespace lte {
28
30 {
31 private:
32 int d_fftl;
33 int d_cpl;
34 int d_cpl0;
35 int d_slotl;
36 long d_sym_pos;
37 float d_corr_val;
38 int d_work_call;
39 int d_vlen;
40 gr_complex* d_cp0;
41 gr_complex* d_cp1;
42 gr_complex* d_res;
43
44 pmt::pmt_t d_key;
45 pmt::pmt_t d_tag_id;
46
47 gr_complex corr(gr_complex *x,gr_complex *y, int len);
48 gr_complex corr(gr_complex *res, gr_complex *x, gr_complex *y, int len);
49
50 public:
51 rough_symbol_sync_cc_impl(int fftl, int vlen, std::string& name);
53
54 void forecast(int noutput_items,
55 gr_vector_int &ninput_items_required);
56
57 // Where all the action really happens
58 int work(int noutput_items,
59 gr_vector_const_void_star &input_items,
60 gr_vector_void_star &output_items);
61 };
62
63 } // namespace lte
64} // namespace gr
65
66#endif /* INCLUDED_LTE_ROUGH_SYMBOL_SYNC_CC_IMPL_H */
67
Definition: rough_symbol_sync_cc_impl.h:30
rough_symbol_sync_cc_impl(int fftl, int vlen, std::string &name)
int work(int noutput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)
void forecast(int noutput_items, gr_vector_int &ninput_items_required)
CP based rough sync to OFDM symbols.
Definition: rough_symbol_sync_cc.h:37
Definition: bch_crc_check_ant_chooser_bb.h:28