62 lines
2.4 KiB
C
62 lines
2.4 KiB
C
/*
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* Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The OpenAirInterface Software Alliance licenses this file to You under
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* the OAI Public License, Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.openairinterface.org/?page_id=698
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*-------------------------------------------------------------------------------
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* For more information about the OpenAirInterface (OAI) Software Alliance:
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* contact@openairinterface.org
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*/
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/*!\file PHY/CODING/nrPolar_tools/nr_polar_interleaving_pattern.c
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* \brief
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* \author Turker Yilmaz
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* \date 2018
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* \version 0.1
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* \company EURECOM
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* \email turker.yilmaz@eurecom.fr
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* \note
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* \warning
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*/
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#include "PHY/CODING/nrPolar_tools/nr_polar_defs.h"
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void nr_polar_interleaving_pattern(uint16_t K, uint8_t I_IL, uint16_t *PI_k_){
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uint8_t K_IL_max=164, k=0;
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uint8_t interleaving_pattern_table[164] = {0, 2, 4, 7, 9, 14, 19, 20, 24, 25, 26, 28, 31, 34,
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42, 45, 49, 50, 51, 53, 54, 56, 58, 59, 61, 62, 65, 66,
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67, 69, 70, 71, 72, 76, 77, 81, 82, 83, 87, 88, 89, 91,
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93, 95, 98, 101, 104, 106, 108, 110, 111, 113, 115, 118, 119, 120,
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122, 123, 126, 127, 129, 132, 134, 138, 139, 140, 1, 3, 5, 8,
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10, 15, 21, 27, 29, 32, 35, 43, 46, 52, 55, 57, 60, 63,
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68, 73, 78, 84, 90, 92, 94, 96, 99, 102, 105, 107, 109, 112,
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114, 116, 121, 124, 128, 130, 133, 135, 141, 6, 11, 16, 22, 30,
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33, 36, 44, 47, 64, 74, 79, 85, 97, 100, 103, 117, 125, 131,
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136, 142, 12, 17, 23, 37, 48, 75, 80, 86, 137, 143, 13, 18,
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38, 144, 39, 145, 40, 146, 41, 147, 148, 149, 150, 151, 152, 153,
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154, 155, 156, 157, 158, 159, 160, 161, 162, 163};
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if (I_IL == 0){
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for (; k<= K-1; k++)
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PI_k_[k] = k;
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} else {
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for (int m=0; m<= (K_IL_max-1); m++){
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if (interleaving_pattern_table[m] >= (K_IL_max-K)) {
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PI_k_[k] = interleaving_pattern_table[m]-(K_IL_max-K);
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k++;
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}
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}
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}
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}
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