Manuali utente per ZTE Corporation ZXG-BTS2

Sommario

• System Architecture

  1
• System Description

  1
• System Background

  1
• Standards Followed

  2
• Main Functions

  3
• Working Principles of System

  5
• Hardware Architecture

  6
• Software Architecture

  9
• Controller & Maintenance Module (CMM)

  10
• FUC

  13
• CHP

  14
• CIP

  15
• System Features

  15
• Technical Indices

  17
• Working Band

  17
• Physical Indices

  19
• Dimensions, Color and Structure

  19
• Power Supply of Equipment

  20
• Voltage

  20
• Power Consumption

  20
• Environmental Conditions

  21
• Temperature and Humidity Requirements

  21
• Grounding Requirements

  21
• Atmospheric Pressure Requirements

  21
• Lighting

  21
• Air Pollution

  21
• Interface Indices

  21
• Abis Interface Indices

  21
• Um Interface Indices

  22
• Capacity Indices

  24
• Clock Indices

  25
• Reliability Indices

  25
• Interfaces and Communications

  27
• Overview

  27
• Interfaces

  28
• Abis Interface

  28
• Um Interface

  31
• Inter-Rack Cascaded Interface of Same Site

  33
• Interface with External Environment Monitoring System

  34
• Interfaces of Tower Amplifier System

  34
• Man-Machine Interface (MMI)

  35
• Protocol Overview

  35
• Um Interface Physical Layer

  35
• LapD Protocol

  48
• LapDm Protocol

  50
• RR/MM/CM Protocol

  53
• System Functions

  55
• Overview

  55
• Major RF Functions

  55
• High Receiving Sensitivity

  56
• Flexible Configuration

  56
• Easy O&M

  56
• Diversity Receiving

  56
• Frequency Hopping

  56
• Power Control

  57
• Baseband Processing

  57
• Signaling Processing

  57
• Wireless Link Management Function

  57
• Dedicated Channel Management Function

  64
• Public Channel Management Function

  78
• TRX Management Function

  83
• O&M

  86
• Parameter Configuration

  87
• Alarm and Status Reporting

  87
• Online Software Loading

  88
• Ultra Distance Coverage

  89
• Networking Modes and System Configurations

  91
• Networking Modes

  91
• System Configuration

  93
• Number and Types of Sites

  93
• Base Station Configuration Principles

  94
• Expansion Configuration

  97
• Configuration Example

  97
• A

  107
• Normative References

  107
• B

  109
• Abbreviations

  109
• C

  115
• Method for CDU TX Input Crossing Combiner

  115
• D

  117
• FCC STATEMENT

  117
• E

  119
• CE STATEMENT

  119
• Figures

  121
• Tables

  123
• Figure 1 BTS in GSM Network

  2
• Figure 2 Working Principle Diagram of ZXG10-BTS (V2.9)

  5
• Figure 3 Hardware Architecture of ZXG10-BTS (V2.9)

  6
• Figure 4 Single Cabinet (40 W) in Full Configuration

  8
• Figure 5 Single Cabinet (80 W) in Full Configuration

  9
• Figure 6 Software Composition and Module Division of ZXG10-BTS (V2.9)

  10
• Figure 7 Module Structure of CMM Software

  11
• Figure 8 FUC Software Module Structure

  14
• Figure 9 External Interface Positions of ZXG10-BTS (V2.9)

  27
• Figure 10 Circuit Service Protocol Layered Structure of Abis Interface

  28
• Figure 11 Timeslot Configuration Examples of Abis Interface

  30
• Figure 12 Circuit Service Protocol Hierarchy of the Um Interface

  32
• Figure 13 Packet Service Protocol Stack Structure of the Um Interface

  32
• Figure 14 Inter-rack Data Interfaces inside a Site

  33
• Figure 15 Timeslots in the Time and Frequency Domain

  36
• Figure 16 Schematic Diagram of the Frame Structure

  36
• Figure 17 Schematic Diagram of the 52-Multiframe Structure

  37
• Figure 18 Schematic Diagram of 51-Frame Channel Structure

  40
• Figure 19 Structure of the Half-Rate Voice Channel

  40
• Figure 20 Mapping of PTCCH on the Physical Channel

  43
• Figure 21 Time-Amplitude of the Normal Burst

  45
• Figure 22 Burst Types

  46
• Figure 23 Structure of the Radio Block

  48
• Figure 24 Position of the LapD Module

  49
• Figure 25 I-Frame Structure of LapD

  49
• Figure 26 UI Frame Structure of LapD

  50
• Figure 27 LapDm Module

  51
• Figure 28 I-frame Structure of LapDm

  52
• Figure 29 UI Frame Structure of LapDm

  53
• Figure 30 L3 Message Structure on the Um Interface

  54
• Figure 31 Message Structure of L3 on the Abis Interface

  54
• Figure 32 Procedure of Establishing an MS-Originated Link

  59
• Figure 33 Establishing a BSC-Originated Link

  60
• Figure 34 Link Establishing Failure

  60
• Figure 35 Link Release Originated by MS

  61
• Figure 36 Link Releasing Procedure Required by a BSC

  61
• Figure 37 Link Release Failure

  62
• Figure 38 Sending a Transparent L3 Message in the Acknowledgment Mode

  62
• Figure 39 Receiving a Transparent L3 Message in the Acknowledgment Mode

  63
• Mode

  63
• Figure 42 Channel Activated Successfully

  65
• Figure 43 Channel Activation Failed

  66
• Figure 44 Handover

  67
• Figure 45 Mode Modified Successfully

  69
• Figure 46 Mode Modification Failed

  70
• Figure 47 Connection Assignment

  71
• Figure 48 Encryption

  72
• Figure 49 SACCH Deactivation

  73
• Figure 50 Wireless Channel Release

  73
• Figure 51 Basic Measurement Report

  74
• Figure 52 Measurement Report Preprocessing

  75
• Figure 53 MS Power Control

  75
• Figure 54 BS Power Control

  76
• Figure 55 Physical Environment Request/Acknowledgement

  77
• Figure 56 Procedure of Modifying SACCH Fill-in Information

  77
• Figure 57 Access Request

  78
• Figure 58 Immediate Assignment Procedure

  79
• Figure 59 Paging

  80
• Figure 60 Paging Response

  80
• Figure 61 Procedure of Short Message Cell Broadcast Request

  81
• Figure 62 Procedure of Short Message Cell Broadcast Command

  81
• Figure 63 Broadcast Information 1 Change Procedure

  82
• Figure 64 Broadcast Information 2 (SACCH FILL) Change Procedure

  83
• Figure 65 Radio Resource Indication

  84
• Figure 66 Procedure of Load Indication on Public Channel

  84
• Figure 67 Error Indication

  85
• Figure 68 Connection Failure

  86
• Figure 69 Parameter Configuration Flow

  87
• Figure 70 Alarm Reporting Flow

  88
• Figure 71 Software Loading Flow

  88
• Figure 72 Delay Relations

  90
• Figure 73 Extended Channel

  90
• Figure 74 The Actual Number of Physical Channels in a Carrier

  90
• Figure 75 Star Networking Mode of ZXG10-BTS (V2.9)

  91
• Figure 76 Chain Networking Mode

  92
• Figure 77 Tree Networking Mode

  92
• Figure 78 Cells in a Cellular System

  93
• Figure 79 Two Site Types

  94
• Configuration

  94
• Configuration

  95
• Figure 82 Configuration Mode of the O1-Type Site

  98
• Distribution Units of the O1-Type Site

  98
• Figure 84 Configuration Mode of O2-Type Site

  99
• Distribution Units of O2-Type Site

  99
• Figure 86 Configuration Mode of O9-Type Site

  100
• Distribution Units of O4-Type Site

  101
• Figure 88 06-Type Site Configuration Mode

  102
• Distribution Units of O6-Type Site

  103
• Figure 90 O8-Type Site Configuration Mode

  104
• Distribution Units of the O8-Type Site

  104
• Figure 92 Configuration Mode of the S2/2/2-Type Site

  105
• Figure 93 CDU Panel

  115
• Table 4 PCCH

  41
• Table 5 Training Sequence in GSM

  45
• Table 6 Carrier Frame Configuration

  95
• Relationship Between CDUs and Antennae Configured in One Cell

  96
• Relationship Between CDUs and Antennae Configured in One Cell

  97