【資料名稱】：愛立信射頻RF教材

【資料作者】：愛立信

【資料日期】：2000

【資料語(yǔ)言】：英文

【資料格式】：PDF

【資料目錄和簡(jiǎn)介】：

我覺得愛立信以前的很多教材都非常好，現(xiàn)在好像相對(duì)保守很多了

里面就包括了大名鼎鼎的9999算法

目錄Contents
1 Introduction....................................................................... 5
1.1 Overview............................................................................................... 5
1.2 Concepts .............................................................................................. 5
1.3 Abbreviations........................................................................................ 6
2 RF propagation basics ..................................................... 6
2.1 Slow and fast fading ............................................................................. 7
2.2 Properties for a wide band channel ...................................................... 9
2.3 Simple models.................................................................................... 10
2.4 Knife-edge diffraction.......................................................................... 13
3 Okumura Hata related models....................................... 15
3.1 General model assumptions............................................................... 15
3.2 The Okumura method ........................................................................ 15
3.3 The Hata model.................................................................................. 16
3.4 The COST-231 Hata model................................................................ 17
3.5 Formula used for dimensioning .......................................................... 17
4 Algorithm 9999................................................................ 20
4.1 Model description ............................................................................... 20
4.2 Typical parameter settings and clutter values .................................... 22
4.3 Model tuning ....................................................................................... 26
4.4 Map data requirements....................................................................... 28
5 Walfish-Ikegami related models .................................... 28
5.1 The Ikegami model............................................................................. 28
5.2 The Walfish-Bertoni model................................................................. 29
5.3 The COST-231 Walfish-Ikegami model ............................................. 30
5.4 Cell sizes in an urban environment .................................................... 32
6 Indoor propagation and building penetration .............. 32
6.1 The Keenan-Motley model ................................................................. 32
6.2 A building penetration model .............................................................. 34
7 Urban Model.................................................................... 36
7.1 Model description ............................................................................... 36
7.2 Typical parameter settings ................................................................. 42
7.3 Tuning of Urban Model....................................................................... 43
7.4 Map data requirements....................................................................... 51
8 References ...................................................................... 53