【資料名稱】：2014TD-LTE無線網(wǎng)絡規(guī)劃指導書-107頁

【資料作者】：**

【資料日期】：2014

【資料語言】：中文

【資料格式】：PDF

【資料目錄和簡介】：

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目錄
1 TD-LTE無線網(wǎng)絡規(guī)劃原則與流程 ..................................................................................... 1
1.1 無線網(wǎng)絡規(guī)劃思想 .................................................................................................... 1
1.2 TD-LTE網(wǎng)絡規(guī)劃要點 .............................................................................................. 1
1.2.1 覆蓋規(guī)劃 ......................................................................................................... 1
1.2.2 容量規(guī)劃 ......................................................................................................... 1
1.2.3 無線參數(shù)規(guī)劃 .................................................................................................. 2
1.3 TD-LTE網(wǎng)絡規(guī)劃流程 .............................................................................................. 2
2 需求分析 ............................................................................................................................. 3
2.1 需求分析概述 ............................................................................................................ 3
2.2 區(qū)域劃分 ................................................................................................................... 4
2.2.1 密集城區(qū) ......................................................................................................... 4
2.2.2 一般城區(qū) ......................................................................................................... 4
2.2.3 郊區(qū) ................................................................................................................ 5
2.2.4 農(nóng)村 ................................................................................................................ 5
2.3 話務分布 ................................................................................................................... 6
2.4 無線環(huán)境 ................................................................................................................... 6
2.5 客戶的網(wǎng)絡建設策略 ................................................................................................. 6
2.6 網(wǎng)絡指標要求 ............................................................................................................ 6
2.6.1 覆蓋目標 ......................................................................................................... 6
2.6.2 容量目標 ......................................................................................................... 7
3 無線環(huán)境分析 ..................................................................................................................... 7
3.1 清頻測試 ................................................................................................................... 7
3.1.1 清頻測試的目的 .............................................................................................. 7
3.1.2 清頻測試范圍 .................................................................................................. 8
3.1.3 清頻測試方式 .................................................................................................. 8
3.2 傳播模型測試 ............................................................................................................ 8
3.2.1 傳播模型測試的意義 ....................................................................................... 8
3.2.2 傳播模型測試站點選擇原則 ............................................................................ 8
3.2.3 傳播模型測試路線選擇原則 ............................................................................ 9
3.2.4 傳播模型測試環(huán)境搭建 ................................................................................. 11
3.3 傳播模型校正 .......................................................................................................... 11
3.3.1 傳播模型校正的意義 ..................................................................................... 11
3.3.2 傳播模型校正的原則 ..................................................................................... 11
3.3.3 TD-LTE傳播模型選擇 .................................................................................. 11
3.3.4 傳播模型校正流程......................................................................................... 12
4 天線選型 ........................................................................................................................... 13
4.1 天線性能參數(shù) .......................................................................................................... 13
4.1.1 天線增益 ....................................................................................................... 13
4.1.2 天線輻射方向圖 ............................................................................................ 14
4.1.3 波瓣寬度 ....................................................................................................... 14
4.1.4 天線下傾角 ................................................................................................... 15
4.2 天線性能參數(shù)選取原則 ........................................................................................... 16
4.2.1 波瓣角度的選擇 ............................................................................................ 16
4.2.2 增益的選擇 ................................................................................................... 16
4.2.3 下傾角的選擇 ................................................................................................ 16
4.3 典型場景下的參數(shù)選擇 ........................................................................................... 17
4.3.1 密集城區(qū) ....................................................................................................... 17
4.3.2 一般城區(qū) ....................................................................................................... 17
4.3.3 農(nóng)村 .............................................................................................................. 17
4.3.4 開闊區(qū)域 ....................................................................................................... 17
4.3.5 公路和鐵路 ................................................................................................... 17
5 規(guī)模估算 ........................................................................................................................... 17
5.1 網(wǎng)絡規(guī)模估算的定義 ............................................................................................... 17
5.2 網(wǎng)絡規(guī)模估算的主要工作 ....................................................................................... 18
5.3 覆蓋估算 ................................................................................................................. 18
5.3.1 TD-LTE鏈路預算 ......................................................................................... 18
5.3.2 覆蓋估算結果 ................................................................................................ 30
5.4 容量估算 ................................................................................................................. 30
5.4.1 容量估算流程 ................................................................................................ 30
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5.4.2 話務模型分析 ................................................................................................ 30
5.4.3 容量估算方法 ................................................................................................ 33
6 規(guī)劃仿真 ........................................................................................................................... 35
6.1 規(guī)劃仿真的目的 ...................................................................................................... 35
6.2 規(guī)劃仿真的流程 ...................................................................................................... 35
6.3 仿真參數(shù)調整 .......................................................................................................... 36
7 無線網(wǎng)絡勘察 ................................................................................................................... 36
7.1 無線網(wǎng)絡勘察的目的 ............................................................................................... 36
7.2 無線網(wǎng)絡勘察流程 .................................................................................................. 36
7.3 勘察儀表和工具 ...................................................................................................... 37
7.4 勘察技術要求 .......................................................................................................... 38
7.4.1 站點選擇原則 ................................................................................................ 38
7.4.2 天線勘察 ....................................................................................................... 39
8 參數(shù)規(guī)劃 ........................................................................................................................... 42
8.1 鄰區(qū)規(guī)劃 ................................................................................................................. 42
8.2 頻率規(guī)劃 ................................................................................................................. 42
8.3 PCI規(guī)劃 ................................................................................................................. 43
9 TD-LTE網(wǎng)絡規(guī)劃案例 ...................................................................................................... 43
9.1 需求分析 ................................................................................................................. 43
9.2 無線環(huán)境分析 .......................................................................................................... 44
9.3 規(guī)模估算 ................................................................................................................. 44
9.4 規(guī)劃仿真 ................................................................................................................. 44
9.4.1 仿真參數(shù) ....................................................................................................... 44
9.4.2 仿真結果 ....................................................................................................... 45
10 參考資料 ........................................................................................................................... 47
10.1 移動通信基礎知識 .................................................................................................. 47
10.1.1 通信基本概念............................................................................................... 47
10.1.2 移動通信中的信道特性 ................................................................................ 51
10.1.3 無線信道的特性 ........................................................................................... 54
10.1.4 移動無線信道統(tǒng)計分析 ................................................................................ 60
10.1.5 移動通信系統(tǒng)中信號傳播的效應 ................................................................. 62
10.2 無線傳播模型 .......................................................................................................... 62
10.2.1 傳播模型研究的意義 .................................................................................... 62
10.2.2 OKUMURA-HATA模型 ............................................................................... 63
10.2.3 COST 231-HATA模型 ................................................................................ 67
10.2.4 GENERAL模型 ........................................................................................... 68
10.3 LTE網(wǎng)絡架構 ......................................................................................................... 69
10.4 TD-LTE基本原理 ................................................................................................... 70
10.4.1 幀結構 ......................................................................................................... 70
10.4.2 物理資源概念............................................................................................... 71
10.4.3 物理信道 ...................................................................................................... 72
10.4.4 物理信號 ...................................................................................................... 74
10.5 LTE關鍵技術 ......................................................................................................... 77
10.5.1 多址接入技術............................................................................................... 77
10.5.2 多天線技術 .................................................................................................. 83
10.5.3 多天線技術處理流程 .................................................................................... 90
10.5.4 AMC技術 .................................................................................................... 90
10.5.5 ICIC技術 ..................................................................................................... 91
10.5.6 SON技術 .................................................................................................... 92