WCDMA系统网络规划

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【文件名】:061217@52RD_WCDMA系统网络规划.rar
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                                    目录


第七章 WCDMA系统网络规划 .......................................... ..........  7-1
7.1  概述 ......................................................... ..........  7-1
7.1.1  UMTS网络规划比较 ...................................... ..........  7-1
7.1.2  3G网络规划内容 ......................................... ..........  7-4
7.2  3G无线网络天线  .............................................. ..........  7-6
7.2.1  引言  ................................................... ..........  7-6
7.2.2  3G网络结构 ............................................. ..........  7-6
7.2.3  3G无线网络典型天线 ..................................... ..........  7-7
7.2.4  3G智能天线 ............................................. ..........  7-9
7.3  3G 切换规划 .................................................. .........  7-14
7.3.1  切换原理  ............................................... .........  7-14
7.3.1  概述  ................................................... .........  7-14
7.3.2  测量控制  ............................................... .........  7-16
7.3.3  切换判决  ............................................... .........  7-26
7.4  WCDMA功控规划  ............................................. .........  7-37
7.4.1  引言  ................................................... .........  7-37
7.4.2  功控实现原理  ........................................... .........  7-37
7.4.3  功控参数的规划  ......................................... .........  7-47
7.5  WCDMA无线网络结构和资源规划  ............................... .........  7-49
7.5.1  基本的网络结构  ......................................... .........  7-49
7.5.2  分层网络结构  ........................................... .........  7-54
7.5.3  移动性管理  ............................................. .........  7-56
7.5.4  影响网络结构的因素  ..................................... .........  7-58
7.5.5  无线资源规划  ........................................... .........  7-59
7.5.6  移动性和业务速率的相互关系  ............................. .........  7-59
小 结  ....................................................... .........  7-59
7.6  3G网络容量估计  .............................................. .........  7-60
7.6.1  引言  ................................................... .........  7-60
7.6.2  下行正交码  ............................................. .........  7-60
7.6.3  上行负荷  ............................................... .........  7-61
7.6.4  下行负荷  ............................................... .........  7-64
7.6.5  软容量  ................................................. .........  7-67
7.6.6  WCDMA规划举例 ........................................ .........  7-70
7.6.7  规划结论  ............................................... .........  7-74


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WCDMA系统基本原理


第七章 WCDMA系统网络规划




图7-1  3G网络规划阶段示意图 .......................................... ..........  7-5
图7-2  3G网络结构图 .................................................. ..........  7-7
图7-3  智能天线方框图  ................................................ .........  7-10
图7-4  波束成型智能天线原理示意图  .................................... .........  7-11
图7-5  切换波束智能天线系统波束图  .................................... .........  7-11
图7-6  自适应智能天线系统波束图  ...................................... .........  7-12
图7-7  METAWAVE 智能天线实验系统框图 ............................... .........  7-12
图7-8  Time-to-trigger limits the amount of measurement reports   ........... .........  7-19
图7-9  Hysteresis limits the amount of measurement reports   ............... .........  7-21
图7-10  Periodic reporting triggered by event 1A   ......................... .........  7-22
图7-11  Active set update成功 .......................................... .........  7-30
图7-12  Active set update失败 .......................................... .........  7-30
图7-13  Inter system handover to UTRAN, successful case   ................ .........  7-33
图7-14  Inter system handover from UTRAN, successful case   .............. .........  7-34
图7-15  上行DPCH复用图 .............................................. .........  7-38
图7-16  外环功率控制的基本结构  ....................................... .........  7-39
图7-17  内环功率控制的基本结构  ....................................... .........  7-40
图7-18  闭环功率控制的基本结构  ....................................... .........  7-41
图7-19  网络组织结构图  ............................................... .........  7-49
图7-20  名种区域间的关系图  .......................................... .........  7-50
图7-21  全向小区扇区图  ............................................... .........  7-51
图7-22  WCDMA信道映射图 ............................................ .........  7-53
图7-23  准入控制的过程示意图  ......................................... .........  7-57
图7-24  SNRS迁移图 .................................................. .........  7-58
图7-25  性能分析仿真曲线图  ........................................... .........  7-63
图7-26  网络的吞吐量曲线图  ........................................... .........  7-66
图7-27  宏蜂窝中覆盖与容量上下行关系  ................................. .........  7-68
图7-28  下行基站输出功率对容量与覆盖影响图  ........................... .........  7-68
图7-29  WCDMA中干绕共享示意图     ................................. .........  7-69
图7-30  负荷增加与干扰增加关系曲线  ................................... .........  7-70
图7-31  话音业务下行覆盖分析例图  ..................................... .........  7-74