User Manual
Table Of Contents
1
Table of Contents
SafetySymbols................................................................................ii
WarningStatements..................
............................................. ............ iii
CautionStatements.........................................
............... ................... iii
SafetyStatements............ ..
............... ............................... ..................iv
ChangestothisManual............................... ...
.......................................vi
ChapterLayout..........
.......................................... ............................vi
Chapter 1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
RFonfiber ............... ............
............... ..........................................1
Definitions ..................................... .......
........................................2
Chapter 2 System Description. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
MasterUnit .......
............... ............................ .......... .......................4
MasterFrameUnit(MFU).......... ............
.......................................... ....4
BaseStationInterfaceUnit(BIU)
.......................................... .....................6
PointofInterconnect(POI) ..................................
............... .................10
FiberOpticInterface(FOI)unit..............
.................................................11
PSU–
therackpowersupply . ............................... .................................15
BaseStationMasterunitGateway(BGW).............. .............
...........................16
RGW–thecompactremotegateway..................
........................................17
RemoteUnit(RU)........
.......................................... ...........................18
DDR...............................
......................................................19
DDS...............................................
......................................22
DDH............
............................................. ............................23
DMU–Remoteheadend.......................
............................................25
Chapter 3 System design. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
TheBasics....
............... ............................... .................................27
LinkBudgets........... ..........
............................................................27
Downlink........................................
.........................................28
Uplink.........
............... ............................ .......... ......................28
Multiplebands........... ..............
............................................. .........33
Multipleoperators.............................................
............... ................34
Basestationinterface.................
......................................................34
RemoteUnit.................................. ............
................................34
FOI..................
....................................................................34
POI............................. ...
......................................................34
Fullsystemexample .............................................
..............................35
Chapter 4 Installation guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
HealthandSafety .................
............................................................38
InstallingtheMasterUnitandRemotes ...................................
............... .........38
SafetyandCareforfibers......................
............... .................................39
Chapter 5 Commissioning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Preparations.
............... .................................................................40
Necessarytools ......... ...........
............................................. .. .........40
Software............................................
............... ......................40
Chapter 6 RF Commissioning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Settinguptheuplink.........
...................................................... ...........41
NoiseloadonRadioBaseStation...............................
..............................42
Practicalapproach...................
............................................. .........44