GSM RNO (Radio Network Optimization) moderate Training

Content

INTRODUCTION TO GSM NETWORK

Network Architecture

GSM bands

The Access method TDMA

GSM Um interface

GSM link structure

Few more concepts - TA, DTX, Frequency hopping, Power control Handover

COVERAGE PLANNING

Coverage requirements

Propagation mechanisms

Propagation modeling and link budget

Coverage site dimensioning

Planning tool - inputs, simulation and outputs

TRAFFIC ENGINEERING

Basics - Mean holding time, Intensity, Blocking & Queuing systems

Erlang B Table

Traffic forecasting & budgeting

CAPACITY AND FREQUENCY PLANNING

Frequency reuse concepts and Group planning

Frequency reuse distance, C/I & Fade margins, reuse factor & Cell capacity

Automatic Frequency Planning

Fractional Load Planning (FLP)

SELECTING SITE LOCATIONS

Site selection criteria

Site Acquisition

IDLE MODE AND BUSY MODE

Idle mode procedures

Cell selection

Cell re-selection

System information

Cell parameters

Handover algorithms

Power control Algorithms

GSM RAN HARDWARES, FEATURES and PERFORMANCE MANAGEMENT ISSUES

GSM Hardware trend, specifications and features

Performance management process, counter, KPI and optimization techniques

Load balancing features, parameters, KPI and optimization techniques

Capacity enhancement features, parameters, KPI and optimization techniques

QoS management features, parameters, KPI and optimization techniques

BSS energy saving features, parameters, KPI and optimization techniques

GSM call flow and signalling analysis

Location update

Call Setup (MOC/MTC)

Intra- and Inter-BSC Handover

Call Release

Case study - Abnormal releases

Network testing

Functionality tests and Server Optimization

Tools, Setup and operating procedures

Understanding tools data, interpreting and troubleshooting

INITIAL TUNING

Antenna direction/tilt

Output power

Interference detection & Frequency  re-tune

Neighbor list

Handover parameters

Power control parameters

NETWORK OPTIMIZATION

Handling poor C/N, C/I and C/A

Handover problems and solutions

Excessive load

Battery life-time and paging performance

CO-EXISTENCE ISSUES

GSM 900/WCDMA

GSM/CDMA2000