上行PRACH同步過(guò)程

1、如果您需要使用本文檔，請(qǐng)點(diǎn)擊下載按鈕下載!1.1 上行RACH信道知識(shí)1.1.1 上行RACH信道作用上行PRACH信道(Physical Random Access channel)上行隨機(jī)接入信道,用于UE與網(wǎng)格側(cè)的目標(biāo)小區(qū)進(jìn)行初始通信的第一條消息內(nèi)容,其主要作用就是獲取目標(biāo)小區(qū)的上行同步.1.1.2 上行RACH信道資源preamble原理手機(jī)要取得與UE的上行同步,手機(jī)就要在PRACH信道上進(jìn)行上行同步,然而上行同步是手機(jī)通過(guò)發(fā)送上行同步碼來(lái)獲得的.每個(gè)小區(qū)都有64個(gè)上行同步碼,在相同的頻率情況下,如果兩個(gè)小區(qū)的上行同步碼相同,就會(huì)產(chǎn)生嚴(yán)重的上行同步干擾,就無(wú)法成功獲得上行同步.那Pr

2、eamble碼是由什么產(chǎn)生的呢,協(xié)議定義了兩種ZC序列(長(zhǎng)度分別為839bit和139bit),前面講PSS的ZC序列的特性時(shí),ZC序列具有很好的自相關(guān)性和互相關(guān)性.任意兩條ZC序列都是相互正交無(wú)干擾的.這兩種ZC序列的長(zhǎng)度為839bit時(shí),其preamble format(Preamble格式)為03, preamble format與小區(qū)覆蓋半徑有關(guān).Preamble format (table 5.7.2-1)指preamble的長(zhǎng)度0 3839，序列個(gè)數(shù)=長(zhǎng)度-1=838個(gè)4139，序列個(gè)數(shù)=長(zhǎng)度-1=138個(gè)Preamble formatTCP(us)Tpreamble-sequen

3、ce(us)TGT(us)總時(shí)長(zhǎng)小區(qū)覆蓋距離(km)1 / 20如果您需要使用本文檔，請(qǐng)點(diǎn)擊下載按鈕下載!01038001001ms1416848005202ms77220316002002ms29368416007203ms1004151339157us1.4Preamble format的格式與小區(qū)半徑的關(guān)系如下:以format0以例:小區(qū)半徑=min(GT,CP*光速/2=min(103us,100us)*光速/2=100*10(-6)*3*108/2=150000=15km參數(shù)ra-PreambleIndex/root-SequenceIndex:preamble的root seque

4、nce index索引編號(hào)，當(dāng)PRACH格式為03時(shí)，根序列為0837，其838個(gè)，分為32個(gè)大的邏輯組，每個(gè)邏輯索引唯一對(duì)應(yīng)一個(gè)物理序列；當(dāng)PRACH格式為4時(shí)，根序列為0137，其138個(gè)，分為7個(gè)邏輯組, 每個(gè)邏輯索引也是唯一對(duì)應(yīng)一個(gè)物理序列；由小區(qū)配置可用的preamble sequence-index編號(hào)，在SIB中廣播，一般小區(qū)每隔8使用一個(gè)根序列（rootsequence重新排序得到邏輯號(hào)，考慮preamble的峰均比）, 排序規(guī)律：每?jī)蓚€(gè)每對(duì)相加=839.Preamble邏輯根序列號(hào)索引Preamble物理根序列號(hào)索引 (按邏輯根序列號(hào)升序排列)Format03 (36.211

5、 table5.7.2-4)023129, 710, 140, 699, 120, 719, 210, 629, 168, 671, 84, 755, 105, 734, 93, 746, 70, 769, 60, 779,2, 837, 1, 838242956, 783, 112, 727, 148, 691303580, 759, 42, 797, 40, 799364135, 804, 73, 766, 146, 693425131, 808, 28, 811, 30, 809, 27, 812, 29, 810526324, 815, 48, 791, 68, 771, 74, 76

6、5, 178, 661, 136, 703647586, 753, 78, 761, 43, 796, 39, 800, 20, 819, 21, 818768995, 744, 202, 637, 190, 649, 181, 658, 137, 702, 125, 714, 151, 6882 / 20如果您需要使用本文檔，請(qǐng)點(diǎn)擊下載按鈕下載!90115217, 622, 128, 711, 142, 697, 122, 717, 203, 636, 118, 721, 110, 729, 89, 750, 103, 736, 61, 778, 55, 784, 15, 824, 14,

7、82511613512, 827, 23, 816, 34, 805, 37, 802, 46, 793, 207, 632, 179, 660, 145, 694, 130, 709, 223, 616136167228, 611, 227, 612, 132, 707, 133, 706, 143, 696, 135, 704, 161, 678, 201, 638, 173, 666, 106, 733, 83, 756, 91, 748, 66, 773, 53, 786, 10, 829, 9, 8301682037, 832, 8, 831, 16, 823, 47, 792, 6

8、4, 775, 57, 782, 104, 735, 101, 738, 108, 731, 208, 631, 184, 655, 197, 642, 191, 648, 121, 718, 141, 698, 149, 690, 216, 623, 218, 621204263152, 687, 144, 695, 134, 705, 138, 701, 199, 640, 162, 677, 176, 663, 119, 720, 158, 681, 164, 675, 174, 665, 171, 668, 170, 669, 87, 752, 169, 670, 88, 751, 1

9、07, 732, 81, 758, 82, 757, 100, 739, 98, 741, 71, 768, 59, 780, 65, 774, 50, 789, 49, 790, 26, 813, 17, 822, 13, 826, 6, 8332643275, 834, 33, 806, 51, 788, 75, 764, 99, 740, 96, 743, 97, 742, 166, 673, 172, 667, 175, 664, 187, 652, 163, 676, 185, 654, 200, 639, 114, 725, 189, 650, 115, 724, 194, 645

10、, 195, 644, 192, 647, 182, 657, 157, 682, 156, 683, 211, 628, 154, 685, 123, 716, 139, 700, 212, 627, 153, 686, 213, 626, 215, 624, 150, 689328383225, 614, 224, 615, 221, 618, 220, 619, 127, 712, 147, 692, 124, 715, 193, 646, 205, 634, 206, 633, 116, 723, 160, 679, 186, 653, 167, 672, 79, 760, 85, 7

11、54, 77, 762, 92, 747, 58, 781, 62, 777, 69, 770, 54, 785, 36, 803, 32, 807, 25, 814, 18, 821, 11, 828, 4, 8353844553, 836, 19, 820, 22, 817, 41, 798, 38, 801, 44, 795, 52, 787, 45, 794, 63, 776, 67, 772, 72767, 76, 763, 94, 745, 102, 737, 90, 749, 109, 730, 165, 674, 111, 728, 209, 630, 204, 635, 11

12、7, 722, 188, 651, 159, 680, 198, 641, 113, 726, 183, 656, 180, 659, 177, 662, 196, 643, 155, 684, 214, 625, 126, 713, 131, 708, 219, 620, 222, 617, 226, 613456513230, 609, 232, 607, 262, 577, 252, 587, 418, 421, 416, 423, 413, 426, 411, 428, 376, 463, 395, 444, 283, 556, 285, 554, 379, 460, 390, 449

13、, 363, 476, 384, 455, 388, 451, 386, 453, 361, 478, 387, 452, 360, 479, 310, 529, 354, 485, 328, 511, 315, 524, 337, 502, 349, 490, 335, 504, 324, 515514561323, 516, 320, 519, 334, 505, 359, 480, 295, 544, 385, 454, 292, 547, 291, 548, 381, 458, 399, 440, 380, 459, 397, 442, 369, 470, 377, 462, 410,

14、 429, 407, 432, 281, 558, 414, 425, 247, 592, 277, 562, 271, 568, 272, 567, 264, 575, 259, 5803 / 20如果您需要使用本文檔，請(qǐng)點(diǎn)擊下載按鈕下載!562629237, 602, 239, 600, 244, 595, 243, 596, 275, 564, 278, 561, 250, 589, 246, 593, 417, 422, 248, 591, 394, 445, 393, 446, 370, 469, 365, 474, 300, 539, 299, 540, 364, 475, 362

15、, 477, 298, 541, 312, 527, 313, 526, 314, 525, 353, 486, 352, 487, 343, 496, 327, 512, 350, 489, 326, 513, 319, 520, 332, 507, 333, 506, 348, 491, 347, 492, 322, 517630659330, 509, 338, 501, 341, 498, 340, 499, 342, 497, 301, 538, 366, 473, 401, 438, 371, 468, 408, 431, 375, 464, 249, 590, 269, 570,

16、 238, 601, 234, 605660707257, 582, 273, 566, 255, 584, 254, 585, 245, 594, 251, 588, 412, 427, 372, 467, 282, 557, 403, 436, 396, 443, 392, 447, 391, 448, 382, 457, 389, 450, 294, 545, 297, 542, 311, 528, 344, 495, 345, 494, 318, 521, 331, 508, 325, 514, 321, 518708729346, 493, 339, 500, 351, 488, 3

17、06, 533, 289, 550, 400, 439, 378, 461, 374, 465, 415, 424, 270, 569, 241, 598730751231, 608, 260, 579, 268, 571, 276, 563, 409, 430, 398, 441, 290, 549, 304, 535, 308, 531, 358, 481, 316, 523752765293, 546, 288, 551, 284, 555, 368, 471, 253, 586, 256, 583, 263, 576766777242, 597, 274, 565, 402, 437,

18、 383, 456, 357, 482, 329, 510778789317, 522, 307, 532, 286, 553, 287, 552, 266, 573, 261, 578790795236, 603, 303, 536, 356, 483796803355, 484, 405, 434, 404, 435, 406, 433804809235, 604, 267, 572, 302, 537810815309, 530, 265, 574, 233, 606816819367, 472, 296, 543820837336, 503, 305, 534, 373, 466, 2

19、80, 559, 279, 560, 419, 420, 240, 599, 258, 581, 229, 610Preamble邏輯根序列號(hào)索引Preamble物理根序列號(hào)索引 (按邏輯根序列號(hào)升序排列) Format4 (36.211 table5.7.2-5)0 19113821373136413551346133713281319130101294 / 20如果您需要使用本文檔，請(qǐng)點(diǎn)擊下載按鈕下載!20 391112812127131261412515124161231712218121191202011940 5921118221172311624115251142611327112

20、28111291103010960 79311083210733106341053510436103371023810139100409980 994198429743964495459446934792489149905089100 1195188528753865485558456835782588159806079120 137617862776376647565746673677268716970-PRACH的根序列產(chǎn)生公式：是根ZC序列的長(zhǎng)度,u為第u個(gè)根序列編號(hào)，然后通過(guò)循環(huán)移位這兩種ZC序列,長(zhǎng)度分別為839bit和139bit.這兩種序列協(xié)議把它稱(chēng)為根序列RootSequenc

21、e,以839bit的序列為例,這種序列的個(gè)數(shù)=長(zhǎng)度-1=838個(gè).這838個(gè)序列中任意兩個(gè)根序列都是相互正交和無(wú)干擾的.拿其中任何一個(gè)序列,由于序列上有839個(gè)點(diǎn),選擇任意一個(gè)點(diǎn)作為起點(diǎn)逆時(shí)針轉(zhuǎn)一圈,都能得到一條序列,這樣一條序列就叫一個(gè)Preamble,那總共838個(gè)根序列,每個(gè)根序列上有839個(gè)點(diǎn),故每條根序列能產(chǎn)生839條Preamble,則總共的Preamble總數(shù)=838*839=703082條Preamble.任意兩條Preamble都是相互正交和無(wú)干擾的. 參數(shù):也是與小區(qū)覆蓋半徑?jīng)Q定的,比如小區(qū)覆蓋半徑為14公里時(shí),Ncs索引取值一般可以是11(12.52KM)或10(10.0

22、9KM),它是Preamble的Cyclic shift，目前只支持非限制集，限制集只適用于高速場(chǎng)景。若取值為11，則表示在此圓上每隔93個(gè)點(diǎn)取一個(gè),每?jī)蓚€(gè)循環(huán)移位間隔為93,由于長(zhǎng)度為839，因此這條根序列能產(chǎn)生=int(839/9)=9，即一條根序列可產(chǎn)生9個(gè)preamble，因此需要ubound(64/9)=8個(gè)根序列，因此規(guī)劃時(shí)每小區(qū)的root-sequence差8，=11。的大小決定小區(qū)半徑，例取11，則小區(qū)半徑=93*preamble時(shí)長(zhǎng)/preamble長(zhǎng)度/2=800us*間隔93*C光速/839/2=13.3km，其中800us*間隔93就是指間隔的時(shí)延。5 / 20如果您需

23、要使用本文檔，請(qǐng)點(diǎn)擊下載按鈕下載! NCS 配置(preamble format4見(jiàn)36.211 table5.7.2-3)NCS值021426384105126151.1.3 上行RACH信道資源preamble種類(lèi)個(gè)數(shù)及劃分細(xì)則 每個(gè)小區(qū)都有64(編號(hào)為063)個(gè)Preamble碼,協(xié)議把它劃分為2組,用于UE與網(wǎng)絡(luò)側(cè)的隨機(jī)接入同步過(guò)程.一組是網(wǎng)絡(luò)側(cè)eNB指定分配給UE的preamble碼,這種稱(chēng)為專(zhuān)用或非競(jìng)爭(zhēng)的,這個(gè)碼其它用戶(hù)不能使用;另一組是UE自已隨機(jī)選的,大家都可以用,這種稱(chēng)為競(jìng)爭(zhēng)性的隨機(jī)接入碼.有參數(shù)指定隨機(jī)接入碼的個(gè)數(shù)numberOfRA-Preambles,此參數(shù)在SIB2中

24、下發(fā).如果此參數(shù)為48個(gè)(編號(hào)為047),則剩下的就是專(zhuān)用的Preamble碼(4863).同時(shí)協(xié)議又將競(jìng)爭(zhēng)的分為GroupA和GroupB兩組.具體如下圖:6 / 20如果您需要使用本文檔，請(qǐng)點(diǎn)擊下載按鈕下載! 如果是競(jìng)爭(zhēng)性的Preamble,那到底選用GroupA還是GroupB呢?在此需要提醒一下,假如eNB在隨機(jī)接入用戶(hù)同時(shí)很多的時(shí)候,eNB對(duì)GroupB比GroupA的優(yōu)先級(jí)要高點(diǎn).因此eNB選擇GroupB時(shí),需滿(mǎn)足兩個(gè)條件:1).UE的信號(hào)要好,這樣才能保證優(yōu)先處理時(shí)的可靠性更高(鏈路損耗要小些)pathloss messageSizeGroupA,有些廠家將此參數(shù)寫(xiě)為(raSm

25、allVolUl)1.1.4 上行RACH信道資源preamble頻域位置 前面講過(guò),PRACH資源占頻域的上行6個(gè)PRB,fomat03格式的Preamble的長(zhǎng)度為839bit, 每個(gè)子載波的帶寬為1.25KHZ, 則占用頻域帶寬為=7.5KHZ*839=1.048M,占用連續(xù)6個(gè)PRB(1.08M)的帶寬;長(zhǎng)度為139bit的Preamble的子載波的帶寬為7.5JHZ,則同樣占用7.5KHZ*139=1.0425M(連續(xù)6個(gè)PRB)的帶寬.7 / 20如果您需要使用本文檔，請(qǐng)點(diǎn)擊下載按鈕下載! 在20MHZ的帶寬下,上行總共有100個(gè)PRB,那PRACH到底在哪幾個(gè)PRB呢.這與PRA

26、CHConfigIndex和上下行子幀配置有關(guān).參數(shù)PRACHConfig是指PRACH的format格式,其中包含了一個(gè)無(wú)線(xiàn)幀內(nèi)PRACH信道的個(gè)數(shù)(稱(chēng)為PRACH密度Density,1代表每無(wú)線(xiàn)幀出現(xiàn)一次,0.5代表第2個(gè)無(wú)線(xiàn)幀出現(xiàn)一次,其它按此類(lèi)推).PRACHconfigurationIndexPreambleFormatDensity(Per10 msDRA)VersionVRAPRACHconfigurationIndexPreambleFormatDensity(Per10 msDRA)VersionVRA000.503220.52100.5133210200.52342113（

27、目前配置）01(preamble時(shí)長(zhǎng)1ms)03522040113623050123724060203825070213926080224030.5090304130.51100314230.5211032433101204044311130414532014042463301505047340160514840.50170524940.518 / 20如果您需要使用本文檔，請(qǐng)點(diǎn)擊下載按鈕下載!180605040.5219061514102010.50524112110.51534202210.52544302311055440241115645025120574602613058N/AN/A

28、N/A2714059N/AN/AN/A2815060N/AN/AN/A2916061N/AN/AN/A3020.5062N/AN/AN/A3120.5163N/AN/AN/APRACH configuration Index (See Table 5.7.1-3)TDD PRACH的時(shí)間的頻域位置UL/DL configuration (See Table 4.2-2)01234560(0,1,0,2)(0,1,0,1)(0,1,0,0)(0,1,0,2)(0,1,0,1)(0,1,0,0)(0,1,0,2)1(0,2,0,2)(0,2,0,1)(0,2,0,0)(0,2,0,2)(0,2,0

29、,1)(0,2,0,0)(0,2,0,2)2(0,1,1,2)(0,1,1,1)(0,1,1,0)(0,1,0,1)(0,1,0,0)N/A(0,1,1,1)3(0,0,0,2)(0,0,0,1)(0,0,0,0)(0,0,0,2)(0,0,0,1)(0,0,0,0)(0,0,0,2)4(0,0,1,2)(0,0,1,1)(0,0,1,0)(0,0,0,1)(0,0,0,0)N/A(0,0,1,1)5(0,0,0,1)(0,0,0,0)N/A(0,0,0,0)N/AN/A(0,0,0,1)6(0,0,0,2)(0,0,0,1)(0,0,0,0)(0,0,0,1)(0,0,0,0)(0,0,0,

30、0)(0,0,0,2)9 / 20如果您需要使用本文檔，請(qǐng)點(diǎn)擊下載按鈕下載!(0,0,1,2)(0,0,1,1)(0,0,1,0)(0,0,0,2)(0,0,0,1)(1,0,0,0)(0,0,1,1)7(0,0,0,1)(0,0,0,0)N/A(0,0,0,0)N/AN/A(0,0,0,1)(0,0,1,1)(0,0,1,0)(0,0,0,2)(0,0,1,0)8(0,0,0,0)N/AN/A(0,0,0,0)N/AN/A(0,0,0,0)(0,0,1,0)(0,0,0,1)(0,0,1,1)9(0,0,0,1)(0,0,0,0)(0,0,0,0)(0,0,0,0)(0,0,0,0)(0,0

31、,0,0)(0,0,0,1)(0,0,0,2)(0,0,0,1)(0,0,1,0)(0,0,0,1)(0,0,0,1)(1,0,0,0)(0,0,0,2)(0,0,1,2)(0,0,1,1)(1,0,0,0)(0,0,0,2)(1,0,0,1)(2,0,0,0)(0,0,1,1)10 (0,0,0,0)(0,0,0,1)(0,0,0,0)N/A(0,0,0,0)N/A (0,0,0,0)(0,0,1,0) (0,0,1,0)(0,0,1,0)(0,0,0,1)(0,0,0,2)(0,0,1,1)(0,0,1,1)(1,0,1,0)(1,0,0,0)(0,0,1,0)11N/A(0,0,0,0)

32、N/AN/AN/AN/A (0,0,0,1)(0,0,0,1)(0,0,1,0)(0,0,1,0)(0,0,1,1)12(0,0,0,1)(0,0,0,0)(0,0,0,0)(0,0,0,0)(0,0,0,0)(0,0,0,0)(0,0,0,1)(0,0,0,2)(0,0,0,1)(0,0,1,0)(0,0,0,1)(0,0,0,1)(1,0,0,0)(0,0,0,2)(0,0,1,1)(0,0,1,0)(1,0,0,0)(0,0,0,2)(1,0,0,0)(2,0,0,0)(0,0,1,0)(0,0,1,2)(0,0,1,1)(1,0,1,0)(1,0,0,2)(1,0,0,1)(3,0,0

33、,0)(0,0,1,1)13(0,0,0,0)N/AN/A(0,0,0,0)N/AN/A(0,0,0,0)(0,0,0,2)(0,0,0,1)(0,0,0,1)10 / 20如果您需要使用本文檔，請(qǐng)點(diǎn)擊下載按鈕下載!(0,0,1,0)(0,0,0,2)(0,0,0,2)(0,0,1,2)(1,0,0,1)(0,0,1,1)14(0,0,0,0)N/AN/A(0,0,0,0)N/AN/A(0,0,0,0)(0,0,0,1)(0,0,0,1)(0,0,0,2)(0,0,1,0)(0,0,0,2)(0,0,1,0)(0,0,1,1)(1,0,0,0)(0,0,1,1)15(0,0,0,0)(0,0,

34、0,0)(0,0,0,0)(0,0,0,0)(0,0,0,0)(0,0,0,0)(0,0,0,0)(0,0,0,1)(0,0,0,1)(0,0,1,0)(0,0,0,1)(0,0,0,1)(1,0,0,0)(0,0,0,1)(0,0,0,2)(0,0,1,0)(1,0,0,0)(0,0,0,2)(1,0,0,0)(2,0,0,0)(0,0,0,2)(0,0,1,1)(0,0,1,1)(1,0,1,0)(1,0,0,1)(1,0,0,1)(3,0,0,0)(0,0,1,0)(0,0,1,2)(1,0,0,1)(2,0,0,0)(1,0,0,2)(2,0,0,1)(4,0,0,0)(0,0,1,1

35、)16(0,0,0,1)(0,0,0,0)(0,0,0,0)(0,0,0,0)(0,0,0,0)N/AN/A(0,0,0,2)(0,0,0,1)(0,0,1,0)(0,0,0,1)(0,0,0,1)(0,0,1,0)(0,0,1,0)(1,0,0,0)(0,0,0,2)(1,0,0,0)(0,0,1,1)(0,0,1,1)(1,0,1,0)(1,0,0,0)(1,0,0,1)(0,0,1,2)(1,0,1,1)(2,0,1,0)(1,0,0,2)(2,0,0,0)17(0,0,0,0)(0,0,0,0)N/A(0,0,0,0)N/AN/AN/A(0,0,0,1)(0,0,0,1)(0,0,0,

36、1)(0,0,0,2)(0,0,1,0)(0,0,0,2)(0,0,1,0)(0,0,1,1) (1,0,0,0)(0,0,1,2)(1,0,0,0)(1,0,0,1)11 / 20如果您需要使用本文檔，請(qǐng)點(diǎn)擊下載按鈕下載!18(0,0,0,0)(0,0,0,0)(0,0,0,0)(0,0,0,0)(0,0,0,0)(0,0,0,0)(0,0,0,0)(0,0,0,1)(0,0,0,1)(0,0,1,0)(0,0,0,1)(0,0,0,1)(1,0,0,0)(0,0,0,1)(0,0,0,2)(0,0,1,0)(1,0,0,0)(0,0,0,2)(1,0,0,0)(2,0,0,0)(0,0,0

37、,2)(0,0,1,0)(0,0,1,1)(1,0,1,0)(1,0,0,0)(1,0,0,1)(3,0,0,0)(0,0,1,0)(0,0,1,1)(1,0,0,1)(2,0,0,0)(1,0,0,1)(2,0,0,0)(4,0,0,0)(0,0,1,1)(0,0,1,2)(1,0,1,1)(2,0,1,0)(1,0,0,2)(2,0,0,1)(5,0,0,0)(1,0,0,2)19N/A(0,0,0,0)N/AN/AN/AN/A(0,0,0,0)(0,0,0,1)(0,0,0,1)(0,0,1,0)(0,0,0,2)(0,0,1,1)(0,0,1,0)(1,0,0,0)(0,0,1,1)(

38、1,0,1,0)(1,0,1,1)20 / 30(0,1,0,1)(0,1,0,0)N/A(0,1,0,1)(0,1,0,0)N/A(0,1,0,1)21 / 31(0,2,0,1)(0,2,0,0)N/A(0,2,0,1)(0,2,0,0)N/A(0,2,0,1)22 / 32(0,1,1,1)(0,1,1,0)N/AN/AN/AN/A(0,1,1,0)23 / 33(0,0,0,1)(0,0,0,0)N/A(0,0,0,1)(0,0,0,0)N/A(0,0,0,1)24 / 34(0,0,1,1)(0,0,1,0)N/AN/AN/AN/A(0,0,1,0)25 / 35(0,0,0,1)(

39、0,0,0,0)N/A(0,0,0,1)(0,0,0,0)N/A(0,0,0,1)(0,0,1,1)(0,0,1,0)(1,0,0,1)(1,0,0,0)(0,0,1,0)26 / 36(0,0,0,1)(0,0,0,0)(0,0,0,1)(0,0,0,0)(0,0,0,1)(0,0,1,1)(0,0,1,0)N/A(1,0,0,1)(1,0,0,0)N/A(0,0,1,0)12 / 20如果您需要使用本文檔，請(qǐng)點(diǎn)擊下載按鈕下載!(1,0,0,1)(1,0,0,0)(2,0,0,1)(2,0,0,0)(1,0,0,1)27 / 37(0,0,0,1)(0,0,0,0)(0,0,0,1)(0,0

40、,0,0)(0,0,0,1)(0,0,1,1)(0,0,1,0)N/A(1,0,0,1)(1,0,0,0)N/A(0,0,1,0)(1,0,0,1)(1,0,0,0)(2,0,0,1)(2,0,0,0)(1,0,0,1)(1,0,1,1)(1,0,1,0)(3,0,0,1)(3,0,0,0)(1,0,1,0)28 / 38(0,0,0,1)(0,0,0,0)(0,0,0,1)(0,0,0,0)(0,0,0,1)(0,0,1,1)(0,0,1,0)(1,0,0,1)(1,0,0,0)(0,0,1,0)(1,0,0,1)(1,0,0,0)N/A(2,0,0,1)(2,0,0,0)N/A(1,0,0

41、,1)(1,0,1,1)(1,0,1,0)(3,0,0,1)(3,0,0,0)(1,0,1,0)(2,0,0,1)(2,0,0,0)(4,0,0,1)(4,0,0,0)(2,0,0,1)29 /39(0,0,0,1)(0,0,0,0)(0,0,0,1)(0,0,0,0)(0,0,0,1)(0,0,1,1)(0,0,1,0)(1,0,0,1)(1,0,0,0)(0,0,1,0)(1,0,0,1)(1,0,0,0)N/A(2,0,0,1)(2,0,0,0)N/A(1,0,0,1)(1,0,1,1)(1,0,1,0)(3,0,0,1)(3,0,0,0)(1,0,1,0)(2,0,0,1)(2,0,0

42、,0)(4,0,0,1)(4,0,0,0)(2,0,0,1)(2,0,1,1)(2,0,1,0)(5,0,0,1)(5,0,0,0)(2,0,1,0)40(0,1,0,0)N/AN/A(0,1,0,0)N/AN/A(0,1,0,0)41(0,2,0,0)N/AN/A(0,2,0,0)N/AN/A(0,2,0,0)42(0,1,1,0)N/AN/AN/AN/AN/AN/A43(0,0,0,0)N/AN/A(0,0,0,0)N/AN/A(0,0,0,0)44(0,0,1,0)N/AN/AN/AN/AN/AN/A13 / 20如果您需要使用本文檔，請(qǐng)點(diǎn)擊下載按鈕下載!45(0,0,0,0)N/AN/

43、A(0,0,0,0)N/AN/A(0,0,0,0)(0,0,1,0)(1,0,0,0)(1,0,0,0)46(0,0,0,0)(0,0,0,0)(0,0,0,0)(0,0,1,0)N/AN/A(1,0,0,0)N/AN/A(1,0,0,0)(1,0,0,0)(2,0,0,0)(2,0,0,0)47(0,0,0,0)(0,0,0,0)(0,0,0,0)(0,0,1,0)N/AN/A(1,0,0,0)N/AN/A(1,0,0,0)(1,0,0,0)(2,0,0,0)(2,0,0,0)(1,0,1,0)(3,0,0,0)(3,0,0,0)48(0,1,0,*)(0,1,0,*)(0,1,0,*)(0

44、,1,0,*)(0,1,0,*)(0,1,0,*)(0,1,0,*)49(0,2,0,*)(0,2,0,*)(0,2,0,*)(0,2,0,*)(0,2,0,*)(0,2,0,*)(0,2,0,*)50(0,1,1,*)(0,1,1,*)(0,1,1,*)N/AN/AN/A(0,1,1,*)51(0,0,0,*)(0,0,0,*)(0,0,0,*)(0,0,0,*)(0,0,0,*)(0,0,0,*)(0,0,0,*)52(0,0,1,*)(0,0,1,*)(0,0,1,*)N/AN/AN/A(0,0,1,*)53(0,0,0,*)(0,0,0,*)(0,0,0,*)(0,0,0,*)(0,0

45、,0,*)(0,0,0,*)(0,0,0,*)(0,0,1,*)(0,0,1,*)(0,0,1,*)(1,0,0,*)(1,0,0,*)(1,0,0,*)(0,0,1,*)54(0,0,0,*)(0,0,0,*)(0,0,0,*)(0,0,0,*)(0,0,0,*)(0,0,0,*)(0,0,0,*)(0,0,1,*)(0,0,1,*)(0,0,1,*)(1,0,0,*)(1,0,0,*)(1,0,0,*)(0,0,1,*)(1,0,0,*)(1,0,0,*)(1,0,0,*)(2,0,0,*)(2,0,0,*)(2,0,0,*)(1,0,0,*)55(0,0,0,*)(0,0,0,*)(0,

46、0,0,*)(0,0,0,*)(0,0,0,*)(0,0,0,*)(0,0,0,*)(0,0,1,*)(0,0,1,*)(0,0,1,*)(1,0,0,*)(1,0,0,*)(1,0,0,*)(0,0,1,*)14 / 20如果您需要使用本文檔，請(qǐng)點(diǎn)擊下載按鈕下載!(1,0,0,*)(1,0,0,*)(1,0,0,*)(2,0,0,*)(2,0,0,*)(2,0,0,*)(1,0,0,*)(1,0,1,*)(1,0,1,*)(1,0,1,*)(3,0,0,*)(3,0,0,*)(3,0,0,*)(1,0,1,*)56(0,0,0,*)(0,0,0,*)(0,0,0,*)(0,0,0,*)(0,

47、0,0,*)(0,0,0,*)(0,0,0,*)(0,0,1,*)(0,0,1,*)(0,0,1,*)(1,0,0,*)(1,0,0,*)(1,0,0,*)(0,0,1,*)(1,0,0,*)(1,0,0,*)(1,0,0,*)(2,0,0,*)(2,0,0,*)(2,0,0,*)(1,0,0,*)(1,0,1,*)(1,0,1,*)(1,0,1,*)(3,0,0,*)(3,0,0,*)(3,0,0,*)(1,0,1,*)(2,0,0,*)(2,0,0,*)(2,0,0,*)(4,0,0,*)(4,0,0,*)(4,0,0,*)(2,0,0,*)57(0,0,0,*)(0,0,0,*)(0,0

48、,0,*)(0,0,0,*)(0,0,0,*)(0,0,0,*)(0,0,0,*)(0,0,1,*)(0,0,1,*)(0,0,1,*)(1,0,0,*)(1,0,0,*)(1,0,0,*)(0,0,1,*)(1,0,0,*)(1,0,0,*)(1,0,0,*)(2,0,0,*)(2,0,0,*)(2,0,0,*)(1,0,0,*)(1,0,1,*)(1,0,1,*)(1,0,1,*)(3,0,0,*)(3,0,0,*)(3,0,0,*)(1,0,1,*)(2,0,0,*)(2,0,0,*)(2,0,0,*)(4,0,0,*)(4,0,0,*)(4,0,0,*)(2,0,0,*)(2,0,1,

49、*)(2,0,1,*)(2,0,1,*)(5,0,0,*)(5,0,0,*)(5,0,0,*)(2,0,1,*)58N/AN/AN/AN/AN/AN/AN/A59N/AN/AN/AN/AN/AN/AN/A60N/AN/AN/AN/AN/AN/AN/A61N/AN/AN/AN/AN/AN/AN/A62N/AN/AN/AN/AN/AN/AN/A63N/AN/AN/AN/AN/AN/AN/A以PRACHconfigIndex=3和上下行子幀配置=2(1:3)為例,其交集為(0,0,0,0).15 / 20如果您需要使用本文檔，請(qǐng)點(diǎn)擊下載按鈕下載!組合中(0,0,0,0),第一個(gè)0就是指PRACH的頻域的位置的值,在此組合中為0, .其頻域真正位置為.由于=0,因此=參數(shù)就是指PRACH信道離帶寬兩端邊界的PRB編號(hào)0或100的偏離位置,如果PRACH在帶寬底端,且要占用6個(gè)PRB,則=5(PRAB編號(hào)05,共6個(gè)PRB是PRACH信;) ;如果PRACH在帶寬頂端,且要占用6個(gè)PRB,則=94(PRAB編號(hào)9499,共6個(gè)PRB是PRACH信道).因?yàn)榭紤]到上行SC-FDMA的特性,上行PUSCH必須要參夠連續(xù)且可以