A Discrete-Event Network Simulator
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lte-amc.cc
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1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2010 TELEMATICS LAB, DEE - Politecnico di Bari
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License version 2 as
7  * published by the Free Software Foundation;
8  *
9  * This program is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12  * GNU General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with this program; if not, write to the Free Software
16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17  *
18  * Original Author: Giuseppe Piro <g.piro@poliba.it>
19  * Modified by: Marco Miozzo <mmiozzo@cttc.es>
20  * Nicola Baldo <nbaldo@cttc.es>
21  */
22 
23 
24 #include <ns3/lte-amc.h>
25 #include <ns3/log.h>
26 #include <ns3/assert.h>
27 #include <ns3/math.h>
28 #include <vector>
29 #include <ns3/spectrum-value.h>
30 #include <ns3/double.h>
31 #include "ns3/enum.h"
32 #include <ns3/lte-mi-error-model.h>
33 
34 
35 NS_LOG_COMPONENT_DEFINE ("LteAmc");
36 
37 namespace ns3 {
38 
40  ;
41 
42 // from 3GPP R1-081483 "Conveying MCS and TB size via PDCCH"
43 // file TBS_support.xls
44 // tab "MCS table" (rounded to 2 decimal digits)
45 // the index in the vector (0-15) identifies the CQI value
47  0.0, // out of range
48  0.15, 0.23, 0.38, 0.6, 0.88, 1.18,
49  1.48, 1.91, 2.41,
50  2.73, 3.32, 3.9, 4.52, 5.12, 5.55
51 };
52 
53 
54 // Table 7.1.7.1-1 of 3GPP TS 36.213 v8.8.0
55 // the index in the vector (range 0-31; valid values 0-28) identifies the MCS index
56 // note that this is similar to the one in R1-081483 but:
57 // 1) a few values are different
58 // 2) in R1-081483, a valid MCS index is in the range 1-30 (not 0-28)
60  2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
61  4, 4, 4, 4, 4, 4, 4,
62  6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6,
63  2, // reserved
64  4, // reserved
65  6, // reserved
66 };
67 
68 
69 // from 3GPP R1-081483 "Conveying MCS and TB size via PDCCH"
70 // file TBS_support.xls
71 // tab "MCS table" (rounded to 2 decimal digits)
72 // the index in the table corresponds to the MCS index according to the convention in TS 36.213
73 // (i.e., the MCS index reported in R1-081483 minus one)
75  0.15, 0.19, 0.23, 0.31, 0.38, 0.49, 0.6, 0.74, 0.88, 1.03, 1.18,
76  1.33, 1.48, 1.7, 1.91, 2.16, 2.41, 2.57,
77  2.73, 3.03, 3.32, 3.61, 3.9, 4.21, 4.52, 4.82, 5.12, 5.33, 5.55,
78  0, 0, 0
79 };
80 
81 // Table 7.1.7.1-1 of 3GPP TS 36.213 v8.8.0
82 int McsToItbs[29] = {
83  0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 9, 10, 11, 12, 13, 14, 15, 15, 16, 17, 18,
84  19, 20, 21, 22, 23, 24, 25, 26
85 };
86 
87 
88 // 3GPP TS 36.213 v8.8.0 Table 7.1.7.2.1-1: Transport block size table (dimension 27×110)
89 // for NPRB = 1 and Itbs = 6 the stadard returns 328, but it not consisent with the
90 // other values, therefore we used 88 obtained following the sequence of NPRB = 1 values
91 int TransportBlockSizeTable [110][27] = {
92 
93  /* NPRB 001*/
94  { 16, 24, 32, 40, 56, 72, 88, 104, 120, 136, 144, 176, 208, 224, 256, 280, 328, 336, 376, 408, 440, 488, 520, 552, 584, 616, 712},
95  /* NPRB 002*/ { 32, 56, 72, 104, 120, 144, 176, 224, 256, 296, 328, 376, 440, 488, 552, 600, 632, 696, 776, 840, 904, 1000, 1064, 1128, 1192, 1256, 1480},
96  /* NPRB 003*/ { 56, 88, 144, 176, 208, 224, 256, 328, 392, 456, 504, 584, 680, 744, 840, 904, 968, 1064, 1160, 1288, 1384, 1480, 1608, 1736, 1800, 1864, 2216},
97  /* NPRB 004*/ { 88, 144, 176, 208, 256, 328, 392, 472, 536, 616, 680, 776, 904, 1000, 1128, 1224, 1288, 1416, 1544, 1736, 1864, 1992, 2152, 2280, 2408, 2536, 2984},
98  /* NPRB 005*/ { 120, 176, 208, 256, 328, 424, 504, 584, 680, 776, 872, 1000, 1128, 1256, 1416, 1544, 1608, 1800, 1992, 2152, 2344, 2472, 2664, 2856, 2984, 3112, 3752},
99  /* NPRB 006*/ { 152, 208, 256, 328, 408, 504, 600, 712, 808, 936, 1032, 1192, 1352, 1544, 1736, 1800, 1928, 2152, 2344, 2600, 2792, 2984, 3240, 3496, 3624, 3752, 4392},
100  /* NPRB 007*/ { 176, 224, 296, 392, 488, 600, 712, 840, 968, 1096, 1224, 1384, 1608, 1800, 1992, 2152, 2280, 2536, 2792, 2984, 3240, 3496, 3752, 4008, 4264, 4392, 5160},
101  /* NPRB 008*/ { 208, 256, 328, 440, 552, 680, 808, 968, 1096, 1256, 1384, 1608, 1800, 2024, 2280, 2472, 2600, 2856, 3112, 3496, 3752, 4008, 4264, 4584, 4968, 5160, 5992},
102  /* NPRB 009*/ { 224, 328, 376, 504, 632, 776, 936, 1096, 1256, 1416, 1544, 1800, 2024, 2280, 2600, 2728, 2984, 3240, 3624, 3880, 4136, 4584, 4776, 5160, 5544, 5736, 6712},
103  /* NPRB 010*/ { 256, 344, 424, 568, 696, 872, 1032, 1224, 1384, 1544, 1736, 2024, 2280, 2536, 2856, 3112, 3240, 3624, 4008, 4264, 4584, 4968, 5352, 5736, 5992, 6200, 7480},
104  /* NPRB 011*/ { 288, 376, 472, 616, 776, 968, 1128, 1320, 1544, 1736, 1928, 2216, 2472, 2856, 3112, 3368, 3624, 4008, 4392, 4776, 5160, 5544, 5992, 6200, 6712, 6968, 8248},
105  /* NPRB 012*/ { 328, 424, 520, 680, 840, 1032, 1224, 1480, 1672, 1864, 2088, 2408, 2728, 3112, 3496, 3624, 3880, 4392, 4776, 5160, 5544, 5992, 6456, 6968, 7224, 7480, 8760},
106  /* NPRB 013*/ { 344, 456, 568, 744, 904, 1128, 1352, 1608, 1800, 2024, 2280, 2600, 2984, 3368, 3752, 4008, 4264, 4776, 5160, 5544, 5992, 6456, 6968, 7480, 7992, 8248, 9528},
107  /* NPRB 014*/ { 376, 488, 616, 808, 1000, 1224, 1480, 1672, 1928, 2216, 2472, 2792, 3240, 3624, 4008, 4264, 4584, 5160, 5544, 5992, 6456, 6968, 7480, 7992, 8504, 8760, 10296},
108  /* NPRB 015*/ { 392, 520, 648, 872, 1064, 1320, 1544, 1800, 2088, 2344, 2664, 2984, 3368, 3880, 4264, 4584, 4968, 5352, 5992, 6456, 6968, 7480, 7992, 8504, 9144, 9528, 11064},
109  /* NPRB 016*/ { 424, 568, 696, 904, 1128, 1384, 1672, 1928, 2216, 2536, 2792, 3240, 3624, 4136, 4584, 4968, 5160, 5736, 6200, 6968, 7480, 7992, 8504, 9144, 9912, 10296, 11832},
110  /* NPRB 017*/ { 456, 600, 744, 968, 1192, 1480, 1736, 2088, 2344, 2664, 2984, 3496, 3880, 4392, 4968, 5160, 5544, 6200, 6712, 7224, 7992, 8504, 9144, 9912, 10296, 10680, 12576},
111  /* NPRB 018*/ { 488, 632, 776, 1032, 1288, 1544, 1864, 2216, 2536, 2856, 3112, 3624, 4136, 4584, 5160, 5544, 5992, 6456, 7224, 7736, 8248, 9144, 9528, 10296, 11064, 11448, 13536},
112  /* NPRB 019*/ { 504, 680, 840, 1096, 1352, 1672, 1992, 2344, 2664, 2984, 3368, 3880, 4392, 4968, 5544, 5736, 6200, 6712, 7480, 8248, 8760, 9528, 10296, 11064, 11448, 12216, 14112},
113  /* NPRB 020*/ { 536, 712, 872, 1160, 1416, 1736, 2088, 2472, 2792, 3112, 3496, 4008, 4584, 5160, 5736, 6200, 6456, 7224, 7992, 8504, 9144, 9912, 10680, 11448, 12216, 12576, 14688},
114  /* NPRB 021*/ { 568, 744, 936, 1224, 1480, 1864, 2216, 2536, 2984, 3368, 3752, 4264, 4776, 5352, 5992, 6456, 6712, 7480, 8248, 9144, 9912, 10680, 11448, 12216, 12960, 13536, 15264},
115  /* NPRB 022*/ { 600, 776, 968, 1256, 1544, 1928, 2280, 2664, 3112, 3496, 3880, 4392, 4968, 5736, 6200, 6712, 7224, 7992, 8760, 9528, 10296, 11064, 11832, 12576, 13536, 14112, 16416},
116  /* NPRB 023*/ { 616, 808, 1000, 1320, 1608, 2024, 2408, 2792, 3240, 3624, 4008, 4584, 5352, 5992, 6456, 6968, 7480, 8248, 9144, 9912, 10680, 11448, 12576, 12960, 14112, 14688, 16992},
117  /* NPRB 024*/ { 648, 872, 1064, 1384, 1736, 2088, 2472, 2984, 3368, 3752, 4264, 4776, 5544, 6200, 6968, 7224, 7736, 8760, 9528, 10296, 11064, 12216, 12960, 13536, 14688, 15264, 17568},
118  /* NPRB 025*/ { 680, 904, 1096, 1416, 1800, 2216, 2600, 3112, 3496, 4008, 4392, 4968, 5736, 6456, 7224, 7736, 7992, 9144, 9912, 10680, 11448, 12576, 13536, 14112, 15264, 15840, 18336},
119  /* NPRB 026*/ { 712, 936, 1160, 1480, 1864, 2280, 2728, 3240, 3624, 4136, 4584, 5352, 5992, 6712, 7480, 7992, 8504, 9528, 10296, 11064, 12216, 12960, 14112, 14688, 15840, 16416, 19080},
120  /* NPRB 027*/ { 744, 968, 1192, 1544, 1928, 2344, 2792, 3368, 3752, 4264, 4776, 5544, 6200, 6968, 7736, 8248, 8760, 9912, 10680, 11448, 12576, 13536, 14688, 15264, 16416, 16992, 19848},
121  /* NPRB 028*/ { 776, 1000, 1256, 1608, 1992, 2472, 2984, 3368, 3880, 4392, 4968, 5736, 6456, 7224, 7992, 8504, 9144, 10296, 11064, 12216, 12960, 14112, 15264, 15840, 16992, 17568, 20616},
122  /* NPRB 029*/ { 776, 1032, 1288, 1672, 2088, 2536, 2984, 3496, 4008, 4584, 5160, 5992, 6712, 7480, 8248, 8760, 9528, 10296, 11448, 12576, 13536, 14688, 15840, 16416, 17568, 18336, 21384},
123  /* NPRB 030*/ { 808, 1064, 1320, 1736, 2152, 2664, 3112, 3624, 4264, 4776, 5352, 5992, 6712, 7736, 8504, 9144, 9912, 10680, 11832, 12960, 14112, 15264, 16416, 16992, 18336, 19080, 22152},
124  /* NPRB 031*/ { 840, 1128, 1384, 1800, 2216, 2728, 3240, 3752, 4392, 4968, 5544, 6200, 6968, 7992, 8760, 9528, 9912, 11064, 12216, 13536, 14688, 15840, 16992, 17568, 19080, 19848, 22920},
125  /* NPRB 032*/ { 872, 1160, 1416, 1864, 2280, 2792, 3368, 3880, 4584, 5160, 5736, 6456, 7224, 8248, 9144, 9912, 10296, 11448, 12576, 13536, 14688, 15840, 16992, 18336, 19848, 20616, 23688},
126  /* NPRB 033*/ { 904, 1192, 1480, 1928, 2344, 2856, 3496, 4008, 4584, 5160, 5736, 6712, 7480, 8504, 9528, 10296, 10680, 11832, 12960, 14112, 15264, 16416, 17568, 19080, 19848, 20616, 24496},
127  /* NPRB 034*/ { 936, 1224, 1544, 1992, 2408, 2984, 3496, 4136, 4776, 5352, 5992, 6968, 7736, 8760, 9912, 10296, 11064, 12216, 13536, 14688, 15840, 16992, 18336, 19848, 20616, 21384, 25456},
128  /* NPRB 035*/ { 968, 1256, 1544, 2024, 2472, 3112, 3624, 4264, 4968, 5544, 6200, 6968, 7992, 9144, 9912, 10680, 11448, 12576, 14112, 15264, 16416, 17568, 19080, 19848, 21384, 22152, 25456},
129  /* NPRB 036*/ { 1000, 1288, 1608, 2088, 2600, 3112, 3752, 4392, 4968, 5736, 6200, 7224, 8248, 9144, 10296, 11064, 11832, 12960, 14112, 15264, 16992, 18336, 19080, 20616, 22152, 22920, 26416},
130  /* NPRB 037*/ { 1032, 1352, 1672, 2152, 2664, 3240, 3880, 4584, 5160, 5736, 6456, 7480, 8504, 9528, 10680, 11448, 12216, 13536, 14688, 15840, 16992, 18336, 19848, 21384, 22920, 23688, 27376},
131  /* NPRB 038*/ { 1032, 1384, 1672, 2216, 2728, 3368, 4008, 4584, 5352, 5992, 6712, 7736, 8760, 9912, 11064, 11832, 12216, 13536, 15264, 16416, 17568, 19080, 20616, 22152, 22920, 24496, 28336},
132  /* NPRB 039*/ { 1064, 1416, 1736, 2280, 2792, 3496, 4136, 4776, 5544, 6200, 6712, 7736, 8760, 9912, 11064, 11832, 12576, 14112, 15264, 16992, 18336, 19848, 21384, 22152, 23688, 24496, 29296},
133  /* NPRB 040*/ { 1096, 1416, 1800, 2344, 2856, 3496, 4136, 4968, 5544, 6200, 6968, 7992, 9144, 10296, 11448, 12216, 12960, 14688, 15840, 16992, 18336, 19848, 21384, 22920, 24496, 25456, 29296},
134  /* NPRB 041*/ { 1128, 1480, 1800, 2408, 2984, 3624, 4264, 4968, 5736, 6456, 7224, 8248, 9528, 10680, 11832, 12576, 13536, 14688, 16416, 17568, 19080, 20616, 22152, 23688, 25456, 26416, 30576},
135  /* NPRB 042*/ { 1160, 1544, 1864, 2472, 2984, 3752, 4392, 5160, 5992, 6712, 7480, 8504, 9528, 10680, 12216, 12960, 13536, 15264, 16416, 18336, 19848, 21384, 22920, 24496, 25456, 26416, 30576},
136  /* NPRB 043*/ { 1192, 1544, 1928, 2536, 3112, 3752, 4584, 5352, 5992, 6712, 7480, 8760, 9912, 11064, 12216, 12960, 14112, 15264, 16992, 18336, 19848, 21384, 22920, 24496, 26416, 27376, 31704},
137  /* NPRB 044*/ { 1224, 1608, 1992, 2536, 3112, 3880, 4584, 5352, 6200, 6968, 7736, 8760, 9912, 11448, 12576, 13536, 14112, 15840, 17568, 19080, 20616, 22152, 23688, 25456, 26416, 28336, 32856},
138  /* NPRB 045*/ { 1256, 1608, 2024, 2600, 3240, 4008, 4776, 5544, 6200, 6968, 7992, 9144, 10296, 11448, 12960, 13536, 14688, 16416, 17568, 19080, 20616, 22920, 24496, 25456, 27376, 28336, 32856},
139  /* NPRB 046*/ { 1256, 1672, 2088, 2664, 3240, 4008, 4776, 5736, 6456, 7224, 7992, 9144, 10680, 11832, 12960, 14112, 14688, 16416, 18336, 19848, 21384, 22920, 24496, 26416, 28336, 29296, 34008},
140  /* NPRB 047*/ { 1288, 1736, 2088, 2728, 3368, 4136, 4968, 5736, 6456, 7480, 8248, 9528, 10680, 12216, 13536, 14688, 15264, 16992, 18336, 20616, 22152, 23688, 25456, 27376, 28336, 29296, 35160},
141  /* NPRB 048*/ { 1320, 1736, 2152, 2792, 3496, 4264, 4968, 5992, 6712, 7480, 8504, 9528, 11064, 12216, 13536, 14688, 15840, 17568, 19080, 20616, 22152, 24496, 25456, 27376, 29296, 30576, 35160},
142  /* NPRB 049*/ { 1352, 1800, 2216, 2856, 3496, 4392, 5160, 5992, 6968, 7736, 8504, 9912, 11064, 12576, 14112, 15264, 15840, 17568, 19080, 21384, 22920, 24496, 26416, 28336, 29296, 31704, 36696},
143  /* NPRB 050*/ { 1384, 1800, 2216, 2856, 3624, 4392, 5160, 6200, 6968, 7992, 8760, 9912, 11448, 12960, 14112, 15264, 16416, 18336, 19848, 21384, 22920, 25456, 27376, 28336, 30576, 31704, 36696},
144  /* NPRB 051*/ { 1416, 1864, 2280, 2984, 3624, 4584, 5352, 6200, 7224, 7992, 9144, 10296, 11832, 12960, 14688, 15840, 16416, 18336, 19848, 22152, 23688, 25456, 27376, 29296, 31704, 32856, 37888},
145  /* NPRB 052*/ { 1416, 1864, 2344, 2984, 3752, 4584, 5352, 6456, 7224, 8248, 9144, 10680, 11832, 13536, 14688, 15840, 16992, 19080, 20616, 22152, 24496, 26416, 28336, 29296, 31704, 32856, 37888},
146  /* NPRB 053*/ { 1480, 1928, 2344, 3112, 3752, 4776, 5544, 6456, 7480, 8248, 9144, 10680, 12216, 13536, 15264, 16416, 16992, 19080, 21384, 22920, 24496, 26416, 28336, 30576, 32856, 34008, 39232},
147  /* NPRB 054*/ { 1480, 1992, 2408, 3112, 3880, 4776, 5736, 6712, 7480, 8504, 9528, 11064, 12216, 14112, 15264, 16416, 17568, 19848, 21384, 22920, 25456, 27376, 29296, 30576, 32856, 34008, 40576},
148  /* NPRB 055*/ { 1544, 1992, 2472, 3240, 4008, 4776, 5736, 6712, 7736, 8760, 9528, 11064, 12576, 14112, 15840, 16992, 17568, 19848, 22152, 23688, 25456, 27376, 29296, 31704, 34008, 35160, 40576},
149  /* NPRB 056*/ { 1544, 2024, 2536, 3240, 4008, 4968, 5992, 6712, 7736, 8760, 9912, 11448, 12576, 14688, 15840, 16992, 18336, 20616, 22152, 24496, 26416, 28336, 30576, 31704, 34008, 35160, 40576},
150  /* NPRB 057*/ { 1608, 2088, 2536, 3368, 4136, 4968, 5992, 6968, 7992, 9144, 9912, 11448, 12960, 14688, 16416, 17568, 18336, 20616, 22920, 24496, 26416, 28336, 30576, 32856, 35160, 36696, 42368},
151  /* NPRB 058*/ { 1608, 2088, 2600, 3368, 4136, 5160, 5992, 6968, 7992, 9144, 10296, 11832, 12960, 14688, 16416, 17568, 19080, 20616, 22920, 25456, 27376, 29296, 31704, 32856, 35160, 36696, 42368},
152  /* NPRB 059*/ { 1608, 2152, 2664, 3496, 4264, 5160, 6200, 7224, 8248, 9144, 10296, 11832, 13536, 15264, 16992, 18336, 19080, 21384, 23688, 25456, 27376, 29296, 31704, 34008, 36696, 37888, 43816},
153  /* NPRB 060*/ { 1672, 2152, 2664, 3496, 4264, 5352, 6200, 7224, 8504, 9528, 10680, 12216, 13536, 15264, 16992, 18336, 19848, 21384, 23688, 25456, 28336, 30576, 32856, 34008, 36696, 37888, 43816},
154  /* NPRB 061*/ { 1672, 2216, 2728, 3624, 4392, 5352, 6456, 7480, 8504, 9528, 10680, 12216, 14112, 15840, 17568, 18336, 19848, 22152, 24496, 26416, 28336, 30576, 32856, 35160, 36696, 39232, 45352},
155  /* NPRB 062*/ { 1736, 2280, 2792, 3624, 4392, 5544, 6456, 7480, 8760, 9912, 11064, 12576, 14112, 15840, 17568, 19080, 19848, 22152, 24496, 26416, 29296, 31704, 34008, 35160, 37888, 39232, 45352},
156  /* NPRB 063*/ { 1736, 2280, 2856, 3624, 4584, 5544, 6456, 7736, 8760, 9912, 11064, 12576, 14112, 16416, 18336, 19080, 20616, 22920, 24496, 27376, 29296, 31704, 34008, 36696, 37888, 40576, 46888},
157  /* NPRB 064*/ { 1800, 2344, 2856, 3752, 4584, 5736, 6712, 7736, 9144, 10296, 11448, 12960, 14688, 16416, 18336, 19848, 20616, 22920, 25456, 27376, 29296, 31704, 34008, 36696, 39232, 40576, 46888},
158  /* NPRB 065*/ { 1800, 2344, 2856, 3752, 4584, 5736, 6712, 7992, 9144, 10296, 11448, 12960, 14688, 16992, 18336, 19848, 21384, 23688, 25456, 28336, 30576, 32856, 35160, 37888, 39232, 40576, 48936},
159  /* NPRB 066*/ { 1800, 2408, 2984, 3880, 4776, 5736, 6968, 7992, 9144, 10296, 11448, 13536, 15264, 16992, 19080, 20616, 21384, 23688, 26416, 28336, 30576, 32856, 35160, 37888, 40576, 42368, 48936},
160  /* NPRB 067*/ { 1864, 2472, 2984, 3880, 4776, 5992, 6968, 8248, 9528, 10680, 11832, 13536, 15264, 16992, 19080, 20616, 22152, 24496, 26416, 29296, 31704, 34008, 36696, 37888, 40576, 42368, 48936},
161  /* NPRB 068*/ { 1864, 2472, 3112, 4008, 4968, 5992, 6968, 8248, 9528, 10680, 11832, 13536, 15264, 17568, 19848, 20616, 22152, 24496, 27376, 29296, 31704, 34008, 36696, 39232, 42368, 43816, 51024},
162  /* NPRB 069*/ { 1928, 2536, 3112, 4008, 4968, 5992, 7224, 8504, 9528, 11064, 12216, 14112, 15840, 17568, 19848, 21384, 22152, 24496, 27376, 29296, 31704, 35160, 36696, 39232, 42368, 43816, 51024},
163  /* NPRB 070*/ { 1928, 2536, 3112, 4136, 4968, 6200, 7224, 8504, 9912, 11064, 12216, 14112, 15840, 18336, 19848, 21384, 22920, 25456, 27376, 30576, 32856, 35160, 37888, 40576, 42368, 43816, 52752},
164  /* NPRB 071*/ { 1992, 2600, 3240, 4136, 5160, 6200, 7480, 8760, 9912, 11064, 12576, 14112, 16416, 18336, 20616, 22152, 22920, 25456, 28336, 30576, 32856, 35160, 37888, 40576, 43816, 45352, 52752},
165  /* NPRB 072*/ { 1992, 2600, 3240, 4264, 5160, 6200, 7480, 8760, 9912, 11448, 12576, 14688, 16416, 18336, 20616, 22152, 23688, 26416, 28336, 30576, 34008, 36696, 39232, 40576, 43816, 45352, 52752},
166  /* NPRB 073*/ { 2024, 2664, 3240, 4264, 5160, 6456, 7736, 8760, 10296, 11448, 12960, 14688, 16416, 19080, 20616, 22152, 23688, 26416, 29296, 31704, 34008, 36696, 39232, 42368, 45352, 46888, 55056},
167  /* NPRB 074*/ { 2088, 2728, 3368, 4392, 5352, 6456, 7736, 9144, 10296, 11832, 12960, 14688, 16992, 19080, 21384, 22920, 24496, 26416, 29296, 31704, 34008, 36696, 40576, 42368, 45352, 46888, 55056},
168  /* NPRB 075*/ { 2088, 2728, 3368, 4392, 5352, 6712, 7736, 9144, 10680, 11832, 12960, 15264, 16992, 19080, 21384, 22920, 24496, 27376, 29296, 32856, 35160, 37888, 40576, 43816, 45352, 46888, 55056},
169  /* NPRB 076*/ { 2088, 2792, 3368, 4392, 5544, 6712, 7992, 9144, 10680, 11832, 13536, 15264, 17568, 19848, 22152, 23688, 24496, 27376, 30576, 32856, 35160, 37888, 40576, 43816, 46888, 48936, 55056},
170  /* NPRB 077*/ { 2152, 2792, 3496, 4584, 5544, 6712, 7992, 9528, 10680, 12216, 13536, 15840, 17568, 19848, 22152, 23688, 25456, 27376, 30576, 32856, 35160, 39232, 42368, 43816, 46888, 48936, 57336},
171  /* NPRB 078*/ { 2152, 2856, 3496, 4584, 5544, 6968, 8248, 9528, 11064, 12216, 13536, 15840, 17568, 19848, 22152, 23688, 25456, 28336, 30576, 34008, 36696, 39232, 42368, 45352, 46888, 48936, 57336},
172  /* NPRB 079*/ { 2216, 2856, 3496, 4584, 5736, 6968, 8248, 9528, 11064, 12576, 14112, 15840, 18336, 20616, 22920, 24496, 25456, 28336, 31704, 34008, 36696, 39232, 42368, 45352, 48936, 51024, 57336},
173  /* NPRB 080*/ { 2216, 2856, 3624, 4776, 5736, 6968, 8248, 9912, 11064, 12576, 14112, 16416, 18336, 20616, 22920, 24496, 26416, 29296, 31704, 34008, 36696, 40576, 43816, 45352, 48936, 51024, 59256},
174  /* NPRB 081*/ { 2280, 2984, 3624, 4776, 5736, 7224, 8504, 9912, 11448, 12960, 14112, 16416, 18336, 20616, 22920, 24496, 26416, 29296, 31704, 35160, 37888, 40576, 43816, 46888, 48936, 51024, 59256},
175  /* NPRB 082*/ { 2280, 2984, 3624, 4776, 5992, 7224, 8504, 9912, 11448, 12960, 14688, 16416, 19080, 21384, 23688, 25456, 26416, 29296, 32856, 35160, 37888, 40576, 43816, 46888, 51024, 52752, 59256},
176  /* NPRB 083*/ { 2280, 2984, 3752, 4776, 5992, 7224, 8760, 10296, 11448, 12960, 14688, 16992, 19080, 21384, 23688, 25456, 27376, 30576, 32856, 35160, 39232, 42368, 45352, 46888, 51024, 52752, 61664},
177  /* NPRB 084*/ { 2344, 3112, 3752, 4968, 5992, 7480, 8760, 10296, 11832, 13536, 14688, 16992, 19080, 21384, 24496, 25456, 27376, 30576, 32856, 36696, 39232, 42368, 45352, 48936, 51024, 52752, 61664},
178  /* NPRB 085*/ { 2344, 3112, 3880, 4968, 5992, 7480, 8760, 10296, 11832, 13536, 14688, 16992, 19080, 22152, 24496, 26416, 27376, 30576, 34008, 36696, 39232, 42368, 45352, 48936, 52752, 55056, 61664},
179  /* NPRB 086*/ { 2408, 3112, 3880, 4968, 6200, 7480, 9144, 10680, 12216, 13536, 15264, 17568, 19848, 22152, 24496, 26416, 28336, 30576, 34008, 36696, 40576, 43816, 46888, 48936, 52752, 55056, 63776},
180  /* NPRB 087*/ { 2408, 3240, 3880, 5160, 6200, 7736, 9144, 10680, 12216, 13536, 15264, 17568, 19848, 22152, 25456, 26416, 28336, 31704, 34008, 37888, 40576, 43816, 46888, 51024, 52752, 55056, 63776},
181  /* NPRB 088*/ { 2472, 3240, 4008, 5160, 6200, 7736, 9144, 10680, 12216, 14112, 15264, 17568, 19848, 22920, 25456, 27376, 28336, 31704, 35160, 37888, 40576, 43816, 46888, 51024, 52752, 55056, 63776},
182  /* NPRB 089*/ { 2472, 3240, 4008, 5160, 6456, 7736, 9144, 11064, 12576, 14112, 15840, 18336, 20616, 22920, 25456, 27376, 29296, 31704, 35160, 37888, 42368, 45352, 48936, 51024, 55056, 57336, 66592},
183  /* NPRB 090*/ { 2536, 3240, 4008, 5352, 6456, 7992, 9528, 11064, 12576, 14112, 15840, 18336, 20616, 22920, 25456, 27376, 29296, 32856, 35160, 39232, 42368, 45352, 48936, 51024, 55056, 57336, 66592},
184  /* NPRB 091*/ { 2536, 3368, 4136, 5352, 6456, 7992, 9528, 11064, 12576, 14112, 15840, 18336, 20616, 23688, 26416, 28336, 29296, 32856, 36696, 39232, 42368, 45352, 48936, 52752, 55056, 57336, 66592},
185  /* NPRB 092*/ { 2536, 3368, 4136, 5352, 6456, 7992, 9528, 11448, 12960, 14688, 16416, 18336, 21384, 23688, 26416, 28336, 30576, 32856, 36696, 39232, 42368, 46888, 48936, 52752, 57336, 59256, 68808},
186  /* NPRB 093*/ { 2600, 3368, 4136, 5352, 6712, 8248, 9528, 11448, 12960, 14688, 16416, 19080, 21384, 23688, 26416, 28336, 30576, 34008, 36696, 40576, 43816, 46888, 51024, 52752, 57336, 59256, 68808},
187  /* NPRB 094*/ { 2600, 3496, 4264, 5544, 6712, 8248, 9912, 11448, 12960, 14688, 16416, 19080, 21384, 24496, 27376, 29296, 30576, 34008, 37888, 40576, 43816, 46888, 51024, 55056, 57336, 59256, 68808},
188  /* NPRB 095*/ { 2664, 3496, 4264, 5544, 6712, 8248, 9912, 11448, 13536, 15264, 16992, 19080, 21384, 24496, 27376, 29296, 30576, 34008, 37888, 40576, 43816, 46888, 51024, 55056, 57336, 61664, 71112},
189  /* NPRB 096*/ { 2664, 3496, 4264, 5544, 6968, 8504, 9912, 11832, 13536, 15264, 16992, 19080, 22152, 24496, 27376, 29296, 31704, 35160, 37888, 40576, 45352, 48936, 51024, 55056, 59256, 61664, 71112},
190  /* NPRB 097*/ { 2728, 3496, 4392, 5736, 6968, 8504, 10296, 11832, 13536, 15264, 16992, 19848, 22152, 25456, 28336, 29296, 31704, 35160, 37888, 42368, 45352, 48936, 52752, 55056, 59256, 61664, 71112},
191  /* NPRB 098*/ { 2728, 3624, 4392, 5736, 6968, 8760, 10296, 11832, 13536, 15264, 16992, 19848, 22152, 25456, 28336, 30576, 31704, 35160, 39232, 42368, 45352, 48936, 52752, 57336, 59256, 61664, 73712},
192  /* NPRB 099*/ { 2728, 3624, 4392, 5736, 6968, 8760, 10296, 12216, 14112, 15840, 17568, 19848, 22920, 25456, 28336, 30576, 31704, 35160, 39232, 42368, 46888, 48936, 52752, 57336, 61664, 63776, 73712},
193  /* NPRB 100*/ { 2792, 3624, 4584, 5736, 7224, 8760, 10296, 12216, 14112, 15840, 17568, 19848, 22920, 25456, 28336, 30576, 32856, 36696, 39232, 43816, 46888, 51024, 55056, 57336, 61664, 63776, 75376},
194  /* NPRB 101*/ { 2792, 3752, 4584, 5992, 7224, 8760, 10680, 12216, 14112, 15840, 17568, 20616, 22920, 26416, 29296, 30576, 32856, 36696, 40576, 43816, 46888, 51024, 55056, 57336, 61664, 63776, 75376},
195  /* NPRB 102*/ { 2856, 3752, 4584, 5992, 7224, 9144, 10680, 12576, 14112, 16416, 18336, 20616, 23688, 26416, 29296, 31704, 32856, 36696, 40576, 43816, 46888, 51024, 55056, 59256, 61664, 63776, 75376},
196  /* NPRB 103*/ { 2856, 3752, 4584, 5992, 7480, 9144, 10680, 12576, 14688, 16416, 18336, 20616, 23688, 26416, 29296, 31704, 34008, 36696, 40576, 43816, 48936, 51024, 55056, 59256, 63776, 66592, 75376},
197  /* NPRB 104*/ { 2856, 3752, 4584, 5992, 7480, 9144, 10680, 12576, 14688, 16416, 18336, 21384, 23688, 26416, 29296, 31704, 34008, 37888, 40576, 45352, 48936, 52752, 57336, 59256, 63776, 66592, 75376},
198  /* NPRB 105*/ { 2984, 3880, 4776, 6200, 7480, 9144, 11064, 12960, 14688, 16416, 18336, 21384, 23688, 27376, 30576, 31704, 34008, 37888, 42368, 45352, 48936, 52752, 57336, 59256, 63776, 66592, 75376},
199  /* NPRB 106*/ { 2984, 3880, 4776, 6200, 7480, 9528, 11064, 12960, 14688, 16992, 18336, 21384, 24496, 27376, 30576, 32856, 34008, 37888, 42368, 45352, 48936, 52752, 57336, 61664, 63776, 66592, 75376},
200  /* NPRB 107*/ { 2984, 3880, 4776, 6200, 7736, 9528, 11064, 12960, 15264, 16992, 19080, 21384, 24496, 27376, 30576, 32856, 35160, 39232, 42368, 46888, 48936, 52752, 57336, 61664, 66592, 68808, 75376},
201  /* NPRB 108*/ { 2984, 4008, 4776, 6200, 7736, 9528, 11448, 12960, 15264, 16992, 19080, 22152, 24496, 27376, 30576, 32856, 35160, 39232, 42368, 46888, 51024, 55056, 59256, 61664, 66592, 68808, 75376},
202  /* NPRB 109*/ { 2984, 4008, 4968, 6456, 7736, 9528, 11448, 13536, 15264, 16992, 19080, 22152, 24496, 28336, 31704, 34008, 35160, 39232, 43816, 46888, 51024, 55056, 59256, 61664, 66592, 68808, 75376},
203  /* NPRB 110*/ { 3112, 4008, 4968, 6456, 7992, 9528, 11448, 13536, 15264, 17568, 19080, 22152, 25456, 28336, 31704, 34008, 35160, 39232, 43816, 46888, 51024, 55056, 59256, 63776, 66592, 71112, 75376}
204 
205 };
206 
207 
209 {
210 }
211 
212 
214 {
215 }
216 
217 TypeId
219 {
220  static TypeId tid = TypeId ("ns3::LteAmc")
221  .SetParent<Object> ()
222  .AddConstructor<LteAmc> ()
223  .AddAttribute ("Ber",
224  "The requested BER in assigning MCS (default is 0.00005).",
225  DoubleValue (0.00005),
226  MakeDoubleAccessor (&LteAmc::m_ber),
227  MakeDoubleChecker<double> ())
228  .AddAttribute ("AmcModel",
229  "AMC model used to assign CQI",
233  LteAmc::PiroEW2010, "PiroEW2010"));
234  return tid;
235 }
236 
237 
238 int
240 {
241  NS_LOG_FUNCTION (s);
242  NS_ASSERT_MSG (s >= 0.0, "negative spectral efficiency = " << s);
243  int cqi = 0;
244  while ((cqi < 15) && (SpectralEfficiencyForCqi[cqi + 1] < s))
245  {
246  ++cqi;
247  }
248  NS_LOG_LOGIC ("cqi = " << cqi);
249  return cqi;
250 }
251 
252 
253 int
255 {
256  NS_LOG_FUNCTION (cqi);
257  NS_ASSERT_MSG (cqi >= 0 && cqi <= 15, "CQI must be in [0..15] = " << cqi);
258  double spectralEfficiency = SpectralEfficiencyForCqi[cqi];
259  int mcs = 0;
260  while ((mcs < 28) && (SpectralEfficiencyForMcs[mcs + 1] <= spectralEfficiency))
261  {
262  ++mcs;
263  }
264  NS_LOG_LOGIC ("mcs = " << mcs);
265  return mcs;
266 }
267 
268 int
269 LteAmc::GetTbSizeFromMcs (int mcs, int nprb)
270 {
271  NS_LOG_FUNCTION (mcs);
272 
273  NS_ASSERT_MSG (mcs < 29, "MCS=" << mcs);
274  NS_ASSERT_MSG (nprb < 111, "NPRB=" << nprb);
275 
276  int itbs = McsToItbs[mcs];
277  return (TransportBlockSizeTable[nprb - 1][itbs]);
278 }
279 
280 
281 double
283 {
284  NS_LOG_FUNCTION (cqi);
285  NS_ASSERT_MSG (cqi >= 0 && cqi <= 15, "CQI must be in [0..15] = " << cqi);
286  NS_LOG_LOGIC ("Spectral efficiency = " << SpectralEfficiencyForCqi[cqi]);
287  return SpectralEfficiencyForCqi[cqi];
288 }
289 
290 
291 std::vector<int>
292 LteAmc::CreateCqiFeedbacks (const SpectrumValue& sinr, uint8_t rbgSize)
293 {
294  NS_LOG_FUNCTION (this);
295 
296  std::vector<int> cqi;
297  Values::const_iterator it;
298 
299  if (m_amcModel == PiroEW2010)
300  {
301 
302  for (it = sinr.ConstValuesBegin (); it != sinr.ConstValuesEnd (); it++)
303  {
304  double sinr_ = (*it);
305  if (sinr_ == 0.0)
306  {
307  cqi.push_back (-1); // SINR == 0 (linear units) means no signal in this RB
308  }
309  else
310  {
311  /*
312  * Compute the spectral efficiency from the SINR
313  * SINR
314  * spectralEfficiency = log2 (1 + -------------------- )
315  * -ln(5*BER)/1.5
316  * NB: SINR must be expressed in linear units
317  */
318 
319  double s = log2 ( 1 + ( sinr_ / ( (-std::log (5.0 * m_ber )) / 1.5) ));
320 
321  int cqi_ = GetCqiFromSpectralEfficiency (s);
322 
323  NS_LOG_LOGIC (" PRB =" << cqi.size ()
324  << ", sinr = " << sinr_
325  << " (=" << 10 * std::log10 (sinr_) << " dB)"
326  << ", spectral efficiency =" << s
327  << ", CQI = " << cqi_ << ", BER = " << m_ber);
328 
329  cqi.push_back (cqi_);
330  }
331  }
332  }
333  else if (m_amcModel == MiErrorModel)
334  {
335  NS_LOG_DEBUG (this << " AMC-VIENNA RBG size " << (uint16_t)rbgSize);
336  NS_ASSERT_MSG (rbgSize > 0, " LteAmc-Vienna: RBG size must be greater than 0");
337  std::vector <int> rbgMap;
338  int rbId = 0;
339  for (it = sinr.ConstValuesBegin (); it != sinr.ConstValuesEnd (); it++)
340  {
341  rbgMap.push_back (rbId++);
342  if ((rbId % rbgSize == 0)||((it+1)==sinr.ConstValuesEnd ()))
343  {
344  uint8_t mcs = 0;
345  TbStats_t tbStats;
346  while (mcs <= 28)
347  {
348  HarqProcessInfoList_t harqInfoList;
349  tbStats = LteMiErrorModel::GetTbDecodificationStats (sinr, rbgMap, (uint16_t)GetTbSizeFromMcs (mcs, rbgSize) / 8, mcs, harqInfoList);
350  if (tbStats.tbler > 0.1)
351  {
352  break;
353  }
354  mcs++;
355 
356  }
357  if (mcs > 0)
358  {
359  mcs--;
360  }
361  NS_LOG_DEBUG (this << "\t RBG " << rbId << " MCS " << (uint16_t)mcs << " TBLER " << tbStats.tbler);
362  int rbgCqi = 0;
363  if ((tbStats.tbler > 0.1)&&(mcs==0))
364  {
365  rbgCqi = 0; // any MCS can guarantee the 10 % of BER
366  }
367  else if (mcs == 28)
368  {
369  rbgCqi = 15; // all MCSs can guarantee the 10 % of BER
370  }
371  else
372  {
373  double s = SpectralEfficiencyForMcs[mcs];
374  rbgCqi = 0;
375  while ((rbgCqi < 15) && (SpectralEfficiencyForCqi[rbgCqi + 1] < s))
376  {
377  ++rbgCqi;
378  }
379  }
380  NS_LOG_DEBUG (this << "\t MCS " << (uint16_t)mcs << "-> CQI " << rbgCqi);
381  // fill the cqi vector (per RB basis)
382  for (uint8_t j = 0; j < rbgSize; j++)
383  {
384  cqi.push_back (rbgCqi);
385  }
386  rbgMap.clear ();
387  }
388 
389  }
390 
391  }
392 
393  return cqi;
394 }
395 
396 } // namespace ns3
Values::const_iterator ConstValuesEnd() const
#define NS_LOG_FUNCTION(parameters)
Definition: log.h:345
Ptr< const AttributeChecker > MakeEnumChecker(int v1, std::string n1, int v2, std::string n2, int v3, std::string n3, int v4, std::string n4, int v5, std::string n5, int v6, std::string n6, int v7, std::string n7, int v8, std::string n8, int v9, std::string n9, int v10, std::string n10, int v11, std::string n11, int v12, std::string n12, int v13, std::string n13, int v14, std::string n14, int v15, std::string n15, int v16, std::string n16, int v17, std::string n17, int v18, std::string n18, int v19, std::string n19, int v20, std::string n20, int v21, std::string n21, int v22, std::string n22)
Definition: enum.cc:178
int GetMcsFromCqi(int cqi)
Get the Modulation anc Coding Scheme for a CQI value.
Definition: lte-amc.cc:254
NS_OBJECT_ENSURE_REGISTERED(NullMessageSimulatorImpl)
static TbStats_t GetTbDecodificationStats(const SpectrumValue &sinr, const std::vector< int > &map, uint16_t size, uint8_t mcs, HarqProcessInfoList_t miHistory)
run the error-model algorithm for the specified TB
int McsToItbs[29]
Definition: lte-amc.cc:82
int GetCqiFromSpectralEfficiency(double s)
Get a proper CQI for the spectrale efficiency value.
Definition: lte-amc.cc:239
virtual ~LteAmc()
Definition: lte-amc.cc:213
AmcModel m_amcModel
Definition: lte-amc.h:106
hold variables of type 'enum'
Definition: enum.h:37
Ptr< SampleEmitter > s
double m_ber
Definition: lte-amc.h:105
#define NS_LOG_LOGIC(msg)
Definition: log.h:368
NS_LOG_COMPONENT_DEFINE("LteAmc")
int ModulationSchemeForMcs[32]
Definition: lte-amc.cc:59
int GetTbSizeFromMcs(int mcs, int nprb)
Get the Transport Block Size for a selected MCS and number of PRB (table 7.1.7.2.1-1 of 36...
Definition: lte-amc.cc:269
Ptr< const AttributeAccessor > MakeEnumAccessor(T1 a1)
Definition: enum.h:118
#define NS_ASSERT_MSG(condition, message)
Definition: assert.h:86
double GetSpectralEfficiencyFromCqi(int cqi)
Get the spectral efficiency value associated to the received CQI.
Definition: lte-amc.cc:282
int TransportBlockSizeTable[110][27]
Definition: lte-amc.cc:91
double SpectralEfficiencyForMcs[32]
Definition: lte-amc.cc:74
#define NS_LOG_DEBUG(msg)
Definition: log.h:289
static TypeId GetTypeId(void)
Definition: lte-amc.cc:218
Values::const_iterator ConstValuesBegin() const
a base class which provides memory management and object aggregation
Definition: object.h:63
Hold a floating point type.
Definition: double.h:41
double SpectralEfficiencyForCqi[16]
Definition: lte-amc.cc:46
Set of values corresponding to a given SpectrumModel.
a unique identifier for an interface.
Definition: type-id.h:49
TypeId SetParent(TypeId tid)
Definition: type-id.cc:611
std::vector< int > CreateCqiFeedbacks(const SpectrumValue &sinr, uint8_t rbgSize=0)
Create a message with CQI feedback.
Definition: lte-amc.cc:292
std::vector< HarqProcessInfoElement_t > HarqProcessInfoList_t
Definition: lte-harq-phy.h:47