【資料名稱】：COVERAGE AND CAPACITY DIMENSIONING GUIDELINE

【資料作者】：ericsson

【資料日期】：2003-08-05

【資料語言】：英文

【資料格式】：PDF

【資料目錄和簡介】：

1 Introduction .......................................................................5
1.1 General..................................................................................................5
1.2 Abbreviations ........................................................................................5
2 Assumptions and definitions ...........................................7
2.1 Site, sector and cell...............................................................................7
2.2 Simultaneous users and channels........................................................7
2.3 Cell size, cell range and site-to-site distance........................................7
2.4 System reference point .........................................................................8
2.5 Channel model usage ...........................................................................8
2.6 Traffic distribution..................................................................................8
2.7 Multiple carriers.....................................................................................9
2.8 TX increase ...........................................................................................9
2.9 Eb/No values ..........................................................................................9
2.10 Information bit rate ..............................................................................10
2.11 Radio access bearers .........................................................................10
2.12 Radio bearers......................................................................................10
2.13 Activity factor and DTX gain................................................................11
3 Channel models...............................................................12
3.1 3GPP channel models ........................................................................12
3.2 Mapping of channel models to radio environments ............................12
4 Uplink dimensioning .......................................................13
4.1 Introduction .........................................................................................13
4.2 Uplink coverage ..................................................................................13
4.3 Uplink capacity ....................................................................................15
4.4 An example of uplink dimensioning ....................................................18
5 Downlink dimensioning ..................................................19
5.1 Introduction .........................................................................................19
5.2 Downlink coverage..............................................................................20
5.3 Downlink power characteristics and limitations ..................................24
5.4 Downlink capacity ...............................................................................27
5.5 An example of downlink dimensioning................................................31
6 Link budget margins .......................................................34
6.1 Overview .............................................................................................34
6.2 Feeder, jumper and ASC insertion losses ..........................................34
6.3 Log-normal fading ...............................................................................35
6.4 Power control margin ..........................................................................36
6.5 Body loss.............................................................................................37
6.6 Car penetration loss ............................................................................37