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| 1 /* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */ |
| 2 /* |
| 3 * Copyright (c) 2014 Piotr Gawlowicz |
| 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 * Author: Piotr Gawlowicz <gawlowicz.p@gmail.com> |
| 19 * Modified by: NIST |
| 20 */ |
| 21 |
| 22 #include "nist-lte-ue-power-control.h" |
| 23 #include <ns3/log.h> |
| 24 #include <ns3/boolean.h> |
| 25 #include <ns3/double.h> |
| 26 #include <ns3/integer.h> |
| 27 #include <ns3/math.h> |
| 28 |
| 29 namespace ns3 { |
| 30 |
| 31 NS_LOG_COMPONENT_DEFINE ("NistLteUePowerControl"); |
| 32 |
| 33 NS_OBJECT_ENSURE_REGISTERED (NistLteUePowerControl); |
| 34 |
| 35 NistLteUePowerControl::NistLteUePowerControl () |
| 36 { |
| 37 NS_LOG_FUNCTION (this); |
| 38 m_deltaTF = 0; |
| 39 m_fc = 0; |
| 40 m_pathLoss = 100; //initial value |
| 41 m_curPuschTxPower = 10; |
| 42 m_curPucchTxPower = 10; |
| 43 m_curSrsTxPower = 10; |
| 44 m_txPower = 10; |
| 45 |
| 46 m_cellId = 0; |
| 47 m_rnti = 0; |
| 48 |
| 49 m_M_Pusch = 0; |
| 50 m_rsrpSet = false; |
| 51 } |
| 52 |
| 53 NistLteUePowerControl::~NistLteUePowerControl () |
| 54 { |
| 55 NS_LOG_FUNCTION (this); |
| 56 } |
| 57 |
| 58 void |
| 59 NistLteUePowerControl::DoInitialize () |
| 60 { |
| 61 NS_LOG_FUNCTION (this); |
| 62 } |
| 63 |
| 64 void |
| 65 NistLteUePowerControl::DoDispose () |
| 66 { |
| 67 NS_LOG_FUNCTION (this); |
| 68 } |
| 69 |
| 70 TypeId |
| 71 NistLteUePowerControl::GetTypeId (void) |
| 72 { |
| 73 static TypeId tid = TypeId ("ns3::NistLteUePowerControl") |
| 74 .SetParent<Object> () |
| 75 .AddConstructor<NistLteUePowerControl> () |
| 76 .AddAttribute ("ClosedLoop", |
| 77 "If true Closed Loop mode will be active, otherwise Open Loop
", |
| 78 BooleanValue (true), |
| 79 MakeBooleanAccessor (&NistLteUePowerControl::m_closedLoop), |
| 80 MakeBooleanChecker ()) |
| 81 .AddAttribute ("AccumulationEnabled", |
| 82 "If true TCP accumulation mode will be active, otherwise abso
lute mode will be active", |
| 83 BooleanValue (true), |
| 84 MakeBooleanAccessor (&NistLteUePowerControl::m_accumulationEn
abled), |
| 85 MakeBooleanChecker ()) |
| 86 .AddAttribute ("Alpha", |
| 87 "Value of Alpha paramter", |
| 88 DoubleValue (1.0), |
| 89 MakeDoubleAccessor (&NistLteUePowerControl::SetAlpha), |
| 90 MakeDoubleChecker<double> ()) |
| 91 .AddAttribute ("Pcmax", |
| 92 "Max Transmission power in dBm, Default value 23 dBm" |
| 93 "TS36.101 section 6.2.3", |
| 94 DoubleValue (23.0), |
| 95 MakeDoubleAccessor (&NistLteUePowerControl::m_Pcmax), |
| 96 MakeDoubleChecker<double> ()) |
| 97 .AddAttribute ("Pcmin", |
| 98 "Min Transmission power in dBm, Default value -40 dBm" |
| 99 "TS36.101 section 6.2.3", |
| 100 DoubleValue (-40), |
| 101 MakeDoubleAccessor (&NistLteUePowerControl::m_Pcmin), |
| 102 MakeDoubleChecker<double> ()) |
| 103 .AddAttribute ("PoNominalPusch", |
| 104 "P_O_NOMINAL_PUSCH INT (-126 ... 24), Default value -80", |
| 105 IntegerValue (-80), |
| 106 MakeIntegerAccessor (&NistLteUePowerControl::SetPoNominalPusc
h), |
| 107 MakeIntegerChecker<int16_t> ()) |
| 108 .AddAttribute ("PoUePusch", |
| 109 "P_O_UE_PUSCH INT(-8...7), Default value 0", |
| 110 IntegerValue (0), |
| 111 MakeIntegerAccessor (&NistLteUePowerControl::SetPoUePusch), |
| 112 MakeIntegerChecker<int16_t> ()) |
| 113 .AddAttribute ("PsrsOffset", |
| 114 "P_SRS_OFFSET INT(0...15), Default value 7", |
| 115 IntegerValue (7), |
| 116 MakeIntegerAccessor (&NistLteUePowerControl::m_PsrsOffset), |
| 117 MakeIntegerChecker<int16_t> ()) |
| 118 // NIST |
| 119 // Set PuschTxPowerSl and PucchTxPowerSl attributes |
| 120 .AddAttribute ("PsschTxPower", |
| 121 "Value of PSSCH Tx Power in dBm", |
| 122 DoubleValue (23.0), |
| 123 MakeDoubleAccessor (&NistLteUePowerControl::m_psschTxPower), |
| 124 MakeDoubleChecker<double> ()) |
| 125 .AddAttribute ("PscchTxPower", |
| 126 "Value of PSCCH Tx Power in dBm", |
| 127 DoubleValue (23.0), |
| 128 MakeDoubleAccessor (&NistLteUePowerControl::m_pscchTxPower), |
| 129 MakeDoubleChecker<double> ()) |
| 130 // |
| 131 .AddTraceSource ("ReportPuschTxPower", |
| 132 "Report PUSCH TxPower in dBm", |
| 133 MakeTraceSourceAccessor (&NistLteUePowerControl::m_reportPu
schTxPower), |
| 134 "ns3::NistLteUePowerControl::TxPowerTracedCallback") |
| 135 .AddTraceSource ("ReportPucchTxPower", |
| 136 "Report PUCCH TxPower in dBm", |
| 137 MakeTraceSourceAccessor (&NistLteUePowerControl::m_reportPu
cchTxPower), |
| 138 "ns3::NistLteUePowerControl::TxPowerTracedCallback") |
| 139 .AddTraceSource ("ReportSrsTxPower", |
| 140 "Report SRS TxPower in dBm", |
| 141 MakeTraceSourceAccessor (&NistLteUePowerControl::m_reportSr
sTxPower), |
| 142 "ns3::NistLteUePowerControl::TxPowerTracedCallback") |
| 143 // NIST |
| 144 // Traces to collect TxPower for both PSSCH and PSCCH channels |
| 145 .AddTraceSource ("ReportPsschTxPower", |
| 146 "Report Sidelink PSSCH TxPower in dBm", |
| 147 MakeTraceSourceAccessor (&NistLteUePowerControl::m_reportPs
schTxPower), |
| 148 "ns3::NistLteUePowerControl::TxPowerTracedCallback") |
| 149 .AddTraceSource ("ReportPscchTxPower", |
| 150 "Report Sidelink PSCCH TxPower in dBm", |
| 151 MakeTraceSourceAccessor (&NistLteUePowerControl::m_reportPs
cchTxPower), |
| 152 "ns3::NistLteUePowerControl::TxPowerTracedCallback") |
| 153 .AddTraceSource ("ReportPsdchTxPower", |
| 154 "Report Sidelink PSDCH TxPower in dBm", |
| 155 MakeTraceSourceAccessor (&NistLteUePowerControl::m_reportPs
dchTxPower), |
| 156 "ns3::NistLteUePowerControl::TxPowerTracedCallback") |
| 157 // |
| 158 |
| 159 ; |
| 160 return tid; |
| 161 } |
| 162 |
| 163 void |
| 164 NistLteUePowerControl::SetPcmax (double value) |
| 165 { |
| 166 NS_LOG_FUNCTION (this); |
| 167 m_Pcmax = value; |
| 168 } |
| 169 |
| 170 double |
| 171 NistLteUePowerControl::GetPcmax () |
| 172 { |
| 173 NS_LOG_FUNCTION (this); |
| 174 return m_Pcmax; |
| 175 } |
| 176 |
| 177 void |
| 178 NistLteUePowerControl::SetTxPower (double value) |
| 179 { |
| 180 NS_LOG_FUNCTION (this); |
| 181 m_txPower = value; |
| 182 m_curPuschTxPower = value; |
| 183 m_curPucchTxPower = value; |
| 184 m_curSrsTxPower = value; |
| 185 } |
| 186 |
| 187 void |
| 188 NistLteUePowerControl::ConfigureReferenceSignalPower (int8_t referenceSignalPowe
r) |
| 189 { |
| 190 NS_LOG_FUNCTION (this); |
| 191 m_referenceSignalPower = referenceSignalPower; |
| 192 } |
| 193 |
| 194 void |
| 195 NistLteUePowerControl::SetCellId (uint16_t cellId) |
| 196 { |
| 197 NS_LOG_FUNCTION (this); |
| 198 m_cellId = cellId; |
| 199 } |
| 200 void |
| 201 NistLteUePowerControl::SetRnti (uint16_t rnti) |
| 202 { |
| 203 NS_LOG_FUNCTION (this); |
| 204 m_rnti = rnti; |
| 205 } |
| 206 |
| 207 void |
| 208 NistLteUePowerControl::SetPoNominalPusch (int16_t value) |
| 209 { |
| 210 NS_LOG_FUNCTION (this); |
| 211 |
| 212 if (m_PoNominalPusch.empty ()) |
| 213 { |
| 214 m_PoNominalPusch.push_back (value); |
| 215 m_PoNominalPusch.push_back (value); |
| 216 m_PoNominalPusch.push_back (value); |
| 217 } |
| 218 else |
| 219 { |
| 220 m_PoNominalPusch[0] = value; |
| 221 m_PoNominalPusch[1] = value; |
| 222 m_PoNominalPusch[2] = value; |
| 223 } |
| 224 |
| 225 } |
| 226 void |
| 227 NistLteUePowerControl::SetPoUePusch (int16_t value) |
| 228 { |
| 229 NS_LOG_FUNCTION (this); |
| 230 if (m_PoUePusch.empty ()) |
| 231 { |
| 232 m_PoUePusch.push_back (value); |
| 233 m_PoUePusch.push_back (value); |
| 234 m_PoUePusch.push_back (0); |
| 235 } |
| 236 else |
| 237 { |
| 238 m_PoUePusch[0] = value; |
| 239 m_PoUePusch[1] = value; |
| 240 m_PoUePusch[2] = 0; |
| 241 } |
| 242 } |
| 243 void |
| 244 NistLteUePowerControl::SetAlpha (double value) |
| 245 { |
| 246 NS_LOG_FUNCTION (this); |
| 247 |
| 248 uint32_t temp = value * 10; |
| 249 switch (temp) |
| 250 { |
| 251 case 0: |
| 252 case 4: |
| 253 case 5: |
| 254 case 6: |
| 255 case 7: |
| 256 case 8: |
| 257 case 9: |
| 258 case 10: |
| 259 break; |
| 260 default: |
| 261 NS_FATAL_ERROR ("Unexpected Alpha value"); |
| 262 } |
| 263 |
| 264 if (m_alpha.empty ()) |
| 265 { |
| 266 m_alpha.push_back (value); |
| 267 m_alpha.push_back (value); |
| 268 m_alpha.push_back (0); |
| 269 } |
| 270 else |
| 271 { |
| 272 m_alpha[0] = value; |
| 273 m_alpha[1] = value; |
| 274 m_alpha[2] = 1; |
| 275 } |
| 276 |
| 277 } |
| 278 |
| 279 void |
| 280 NistLteUePowerControl::SetRsrp (double value) |
| 281 { |
| 282 NS_LOG_FUNCTION (this); |
| 283 |
| 284 if (!m_rsrpSet) |
| 285 { |
| 286 m_rsrp = value; |
| 287 m_rsrpSet = true; |
| 288 return; |
| 289 } |
| 290 |
| 291 double coeff = 0.7; |
| 292 m_rsrp = coeff * m_rsrp + (1 - coeff) * value; |
| 293 m_pathLoss = m_referenceSignalPower - m_rsrp; |
| 294 } |
| 295 |
| 296 void |
| 297 NistLteUePowerControl::ReportTpc (uint8_t tpc) |
| 298 { |
| 299 NS_LOG_FUNCTION (this); |
| 300 |
| 301 int delta = 0; |
| 302 if (m_accumulationEnabled) |
| 303 { |
| 304 switch (tpc) |
| 305 { |
| 306 case 0: |
| 307 delta = -1; |
| 308 break; |
| 309 case 1: |
| 310 delta = 0; |
| 311 break; |
| 312 case 2: |
| 313 delta = 1; |
| 314 break; |
| 315 case 3: |
| 316 delta = 3; |
| 317 break; |
| 318 default: |
| 319 NS_FATAL_ERROR ("Unexpected TPC value"); |
| 320 } |
| 321 } |
| 322 else |
| 323 { |
| 324 switch (tpc) |
| 325 { |
| 326 case 0: |
| 327 delta = -4; |
| 328 break; |
| 329 case 1: |
| 330 delta = -1; |
| 331 break; |
| 332 case 2: |
| 333 delta = 1; |
| 334 break; |
| 335 case 3: |
| 336 delta = 4; |
| 337 break; |
| 338 default: |
| 339 NS_FATAL_ERROR ("Unexpected TPC value"); |
| 340 } |
| 341 } |
| 342 |
| 343 m_deltaPusch.push_back (delta); |
| 344 |
| 345 if (m_closedLoop) |
| 346 { |
| 347 if (m_accumulationEnabled) |
| 348 { |
| 349 if (m_deltaPusch.size () == 4) |
| 350 { |
| 351 if ((m_curPuschTxPower <= m_Pcmin && m_deltaPusch.at (0) < 0) |
| 352 || (m_curPuschTxPower >= m_Pcmax && m_deltaPusch.at (0) > 0)) |
| 353 { |
| 354 //TPC commands for serving cell shall not be accumulated |
| 355 m_deltaPusch.erase (m_deltaPusch.begin ()); |
| 356 } |
| 357 else |
| 358 { |
| 359 m_fc = m_fc + m_deltaPusch.at (0); |
| 360 m_deltaPusch.erase (m_deltaPusch.begin ()); |
| 361 } |
| 362 } |
| 363 else |
| 364 { |
| 365 m_fc = 0; |
| 366 } |
| 367 } |
| 368 else |
| 369 { |
| 370 m_fc = m_deltaPusch.at (0); |
| 371 m_deltaPusch.erase (m_deltaPusch.begin ()); |
| 372 } |
| 373 } |
| 374 else |
| 375 { |
| 376 m_fc = 0; |
| 377 } |
| 378 |
| 379 NS_LOG_INFO ("ReportTpc: " << (int)tpc << " delta: " << delta << " Fc: " << m_
fc); |
| 380 } |
| 381 |
| 382 void |
| 383 NistLteUePowerControl::SetSubChannelMask (std::vector <int> mask) |
| 384 { |
| 385 NS_LOG_FUNCTION (this); |
| 386 m_M_Pusch = mask.size (); |
| 387 } |
| 388 |
| 389 void |
| 390 NistLteUePowerControl::CalculatePuschTxPower () |
| 391 { |
| 392 NS_LOG_FUNCTION (this); |
| 393 int32_t j = 1; |
| 394 int32_t PoPusch = m_PoNominalPusch[j] + m_PoUePusch[j]; |
| 395 |
| 396 NS_LOG_INFO ("RB: " << m_M_Pusch << " m_PoPusch: " << PoPusch |
| 397 << " Alpha: " << m_alpha[j] << " PathLoss: " << m_pathLoss |
| 398 << " deltaTF: " << m_deltaTF << " fc: " << m_fc); |
| 399 |
| 400 if ( m_M_Pusch > 0 ) |
| 401 { |
| 402 m_curPuschTxPower = 10 * log10 (1.0 * m_M_Pusch) + PoPusch + m_alpha[j] *
m_pathLoss + m_deltaTF + m_fc; |
| 403 m_M_Pusch = 0; |
| 404 } |
| 405 else |
| 406 { |
| 407 m_curPuschTxPower = PoPusch + m_alpha[j] * m_pathLoss + m_fc; |
| 408 } |
| 409 |
| 410 NS_LOG_INFO ("CalcPower: " << m_curPuschTxPower << " MinPower: " << m_Pcmin <<
" MaxPower:" << m_Pcmax); |
| 411 |
| 412 m_curPuschTxPower = m_curPuschTxPower > m_Pcmin ? m_curPuschTxPower : m_Pcmin; |
| 413 m_curPuschTxPower = m_Pcmax < m_curPuschTxPower ? m_Pcmax : m_curPuschTxPower; |
| 414 NS_LOG_INFO ("PuschTxPower: " << m_curPuschTxPower); |
| 415 } |
| 416 |
| 417 void |
| 418 NistLteUePowerControl::CalculatePucchTxPower () |
| 419 { |
| 420 NS_LOG_FUNCTION (this); |
| 421 m_curPucchTxPower = m_curPuschTxPower; |
| 422 NS_LOG_INFO ("PucchTxPower: " << m_curPucchTxPower); |
| 423 } |
| 424 |
| 425 void |
| 426 NistLteUePowerControl::CalculateSrsTxPower () |
| 427 { |
| 428 NS_LOG_FUNCTION (this); |
| 429 int32_t j = 1; |
| 430 int32_t PoPusch = m_PoNominalPusch[j] + m_PoUePusch[j]; |
| 431 |
| 432 NS_LOG_INFO ("RB: " << m_M_Pusch << " m_PoPusch: " << PoPusch |
| 433 << " Alpha: " << m_alpha[j] << " PathLoss: " << m_pathLoss |
| 434 << " deltaTF: " << m_deltaTF << " fc: " << m_fc); |
| 435 |
| 436 |
| 437 double pSrsOffsetValue = -10.5 + m_PsrsOffset * 1.5; |
| 438 |
| 439 m_curSrsTxPower = pSrsOffsetValue + 10 * log10 (m_srsBandwidth) + PoPusch + m_
alpha[j] * m_pathLoss + m_fc; |
| 440 |
| 441 NS_LOG_INFO ("CalcPower: " << m_curSrsTxPower << " MinPower: " << m_Pcmin << "
MaxPower:" << m_Pcmax); |
| 442 |
| 443 m_curSrsTxPower = m_curSrsTxPower > m_Pcmin ? m_curSrsTxPower : m_Pcmin; |
| 444 m_curSrsTxPower = m_Pcmax < m_curSrsTxPower ? m_Pcmax : m_curSrsTxPower; |
| 445 NS_LOG_INFO ("SrsTxPower: " << m_curSrsTxPower); |
| 446 } |
| 447 |
| 448 |
| 449 double |
| 450 NistLteUePowerControl::GetPuschTxPower (std::vector <int> dlRb) |
| 451 { |
| 452 NS_LOG_FUNCTION (this); |
| 453 |
| 454 m_M_Pusch = dlRb.size (); |
| 455 CalculatePuschTxPower (); |
| 456 |
| 457 m_reportPuschTxPower (m_cellId, m_rnti, m_curPuschTxPower); |
| 458 |
| 459 return m_curPuschTxPower; |
| 460 } |
| 461 |
| 462 double |
| 463 NistLteUePowerControl::GetPucchTxPower (std::vector <int> dlRb) |
| 464 { |
| 465 NS_LOG_FUNCTION (this); |
| 466 |
| 467 CalculatePucchTxPower (); |
| 468 |
| 469 m_reportPucchTxPower (m_cellId, m_rnti, m_curPucchTxPower); |
| 470 |
| 471 return m_curPucchTxPower; |
| 472 } |
| 473 |
| 474 double |
| 475 NistLteUePowerControl::GetSrsTxPower (std::vector <int> dlRb) |
| 476 { |
| 477 NS_LOG_FUNCTION (this); |
| 478 |
| 479 m_srsBandwidth = dlRb.size (); |
| 480 CalculateSrsTxPower (); |
| 481 |
| 482 m_reportSrsTxPower (m_cellId, m_rnti, m_curSrsTxPower); |
| 483 |
| 484 return m_curSrsTxPower; |
| 485 } |
| 486 |
| 487 // NIST |
| 488 // Get Tx Power for PSSCH and PSCCH channels for D2D· |
| 489 // to be called in NistLteUePhy class |
| 490 double |
| 491 NistLteUePowerControl::GetPsschTxPower (std::vector <int> dlRb) |
| 492 { |
| 493 NS_LOG_FUNCTION (this); |
| 494 m_M_Pusch = dlRb.size (); |
| 495 m_reportPsschTxPower (m_cellId, m_rnti, m_psschTxPower); |
| 496 return m_psschTxPower; |
| 497 } |
| 498 |
| 499 double |
| 500 NistLteUePowerControl::GetPscchTxPower (std::vector <int> dlRb) |
| 501 { |
| 502 NS_LOG_FUNCTION (this); |
| 503 m_reportPscchTxPower (m_cellId, m_rnti, m_pscchTxPower); |
| 504 return m_pscchTxPower; |
| 505 } |
| 506 double |
| 507 NistLteUePowerControl::GetPsdchTxPower (std::vector <int> dlRb) |
| 508 { |
| 509 NS_LOG_FUNCTION (this); |
| 510 m_reportPsdchTxPower (m_cellId, m_rnti, m_psdchTxPower); |
| 511 return m_psdchTxPower; |
| 512 } |
| 513 // |
| 514 |
| 515 } // namespace ns3 |
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