Zte ZXG10-OB06, Техническое руководство

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Interface Specifications ......................................................................................... 26
Abis Interface........................................................................................................................26
Um Interface.........................................................................................................................28
Capacity .............................................................................................................. 30
Clock ................................................................................................................... 30
Reliability ............................................................................................................. 31
Chapter 3...................................................................................... 33
Interfaces and Protocols......................................................................... 33
Overview ............................................................................................................. 33
Interfaces ............................................................................................................ 34
Um Interface.........................................................................................................................34
Abis Interface........................................................................................................................35
Inter-Cabinet Cascaded Interface of Same Site.......................................................................40
Tower Amplifier System Interfaces.........................................................................................42
Man-Machine Interface (MMI) ................................................................................................42
Protocol Introduction............................................................................................. 43
LAPD Protocol........................................................................................................................43
LAPDm Protocol.....................................................................................................................46
RR/MM/CM Protocol...............................................................................................................50
Chapter 4...................................................................................... 54
System Functions .................................................................................... 54
Overview ............................................................................................................. 54
Major RF Functions ............................................................................................... 55
High Receiving Sensitivity ......................................................................................................55
Flexible Configuration ............................................................................................................55
Easy O&M .............................................................................................................................55
Diversity Receiving ................................................................................................................55
Frequency Hopping ...............................................................................................................56
Power Control .......................................................................................................................56
Baseband Processing ............................................................................................ 56
Signaling Processing ............................................................................................. 57
Wireless Link Management Function.......................................................................................57
Dedicated Channel Management Function ..............................................................................64
Common Channel Management Function ...............................................................................81
TRX Management Function ....................................................................................................88
O&M.................................................................................................................... 92
Parameter Configuration........................................................................................................92
Alarm and Status Reporting...................................................................................................93
Online Software Loading........................................................................................................94
Ultra-distance Coverage ........................................................................................ 95