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39 lines
1.1 KiB
C
39 lines
1.1 KiB
C
/**
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*
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* \section COPYRIGHT
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*
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* Copyright 2013-2020 Software Radio Systems Limited
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*
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* By using this file, you agree to the terms and conditions set
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* forth in the LICENSE file which can be found at the top level of
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* the distribution.
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*
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*/
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/**********************************************************************************************
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* File: convcoder.h
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*
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* Description: Convolutional encoder.
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* LTE uses a tail biting convolutional code with constraint length 7
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* and coding rate 1/3.
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*
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* Reference: 3GPP TS 36.212 version 10.0.0 Release 10 Sec. 5.1.3.1
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*********************************************************************************************/
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#ifndef SRSLTE_CONVCODER_H
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#define SRSLTE_CONVCODER_H
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#include "srslte/config.h"
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#include <stdbool.h>
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typedef struct SRSLTE_API {
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uint32_t R;
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uint32_t K;
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int poly[3];
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bool tail_biting;
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} srslte_convcoder_t;
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SRSLTE_API int srslte_convcoder_encode(srslte_convcoder_t* q, uint8_t* input, uint8_t* output, uint32_t frame_length);
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#endif // SRSLTE_CONVCODER_H
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