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C++

/**
* Copyright 2013-2021 Software Radio Systems Limited
*
* This file is part of srsLTE.
*
* srsLTE is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of
* the License, or (at your option) any later version.
*
* srsLTE is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* A copy of the GNU Affero General Public License can be found in
* the LICENSE file in the top-level directory of this distribution
* and at http://www.gnu.org/licenses/.
*
*/
#ifndef SRSUE_SCELL_RECV_H
#define SRSUE_SCELL_RECV_H
#include "srsue/hdr/phy/phy_common.h"
#include <set>
#include <srsran/srsran.h>
namespace srsue {
namespace scell {
// Class to receive secondary cell
class scell_recv
{
public:
explicit scell_recv(srslog::basic_logger& logger) : logger(logger) {}
void init(uint32_t max_sf_window);
void deinit();
void reset();
std::set<uint32_t> find_cells(const cf_t* input_buffer, const srsran_cell_t serving_cell, const uint32_t nof_sf);
private:
// 36.133 9.1.2.1 for band 7
constexpr static float ABSOLUTE_RSRP_THRESHOLD_DBM = -125;
cf_t* sf_buffer[SRSRAN_MAX_PORTS];
srslog::basic_logger& logger;
srsran_sync_t sync_find;
uint32_t current_fft_sz;
};
} // namespace scell
} // namespace srsue
#endif // SRSUE_SCELL_RECV_H