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UMTS Fundamentals

Course Duration

3-day instructor-led training with case studies


Course Objectives

This course will enable participants to:

  • Develop their understanding of what UMTS is, its overview and architecture;
  • Develop their appreciation of how UMTS and related technologies can be used to deliver value to customers,
  • Explore the linkages between technological


Course Overview

The goal of “UMTS Fundamentals” is to present details and up-to-date information on the UMTS standard.
The participants will become familiar with the features of the UMTS standard and why and how it evolved.
The participants will learn about practical performance and deployment issues specific to the UMTS.


Key Benefits

The participants will gain a detailed end-to-end knowledge of the UMTS technology, its benefits and potential pitfalls.


Pre-Requisites for Participants

A basic knowledge of GSM/CDMA, IP and data communication technology will be required.


Who Should Attend?

For technicians, engineers and managers responsible for planning, design, and operation of UMTS networks and indoor design services.


Course Outline

Module 1: Introduction

This module introduces the basic characteristics of Wide-band CDMA (WCDMA). Topics include:
  • Multiband capability
  • Duplexing modes
  • Bandwidth requirements
  • Spreading rate and bandwidth combinations
  • Flexible multiplexing and multichannel operation
  • The proposed standard
  • Receiver complexity


Module 2: System Description



This module describes the WCDMA system. Key concepts include:
  • CDMA and WCDMA compatibility
  • Common and dedicated channels
  • The Physical Random Access Channel
  • Code synchronization
  • Cell synchronization
  • Power control
  • Soft hand-off
  • Interface calculations

Module 3: Spreading and Modulation of D/L Channels

This module examines the spreading and modulation of the downlink channels. Topics covered are:
  • The frame structure of D/L dedicated channels
  • D/L in FDD mode
  • D/L in TDD mode
  • Channelization codes
  • Scrambling codes
  • Primary and secondary synchronization codes
  • The broadcast channel
  • The pilot signal

Module 4: Spreading and Modulation of U/L Channels

This module examines the spreading and Modulation of the uplink channels. Items
discussed include:
  • Codes used in the U/L
  • Structure of the U/L scrambling codes
  • Long and short scrambling codes
  • Random access channel
  • Cell signature sequences
  • Cell access procedure
  • U/L physical channel

Module 5: Coding and Interleaving

This module explores the coding and interleaving
processes within WCDMA. Key concepts include:
  • Forward error correction,
  • Automatic repeat request
  • Channel coding
  • Convolutional and turbo codes
  • The interleaving process
  • Rate matching
  • Unequal symbol repetition
  • Puncturing

Module 6: Power Control and Soft Hand-Off

This module describes the use of power control and
soft hand-off in WCDMA systems. Topics include:
  • Open loop power control
  • Closed loop power control
  • Outer loop power control
  • Frame error rate
  • Implementation of soft hand-off

Module 7: Receiver Techniques and Performance

This module describes WCDMA receiver techniques
and performance. Topics are:
  • Multipath channels
  • Ray combining
  • Rake receivers
  • Antenna diversity
  • Time-space diversity
  • Digital beam forming

Module 8: Harmonization of CDMA Systems

This module discusses the issues and efforts
surrounding the harmonization of CDMA systems. Key
topics are:
  • Current harmonization efforts and the 3G
  • Partnership group (3GPP)
  • Internal structure of 3GPP
  • Multi-mode CDMA
  • Harmonization at the level of network models



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