Code Division Multiple Access (CDMA) Technology Overview, incl. Wideband-CDMA And cdma2000


Date and Venue

March 27, 2023 - March 31, 2023
Crowne Plaza Hotel, Dubai Deira. UAE.
June 5, 2023 - June 9, 2023
Sheraton Memphis Downtown Hotel, USA.
Sept. 11, 2023 - Sept. 15, 2023
Kigali Serena Hotel, KN 3 Ave, Kigali, Rwanda
Nov. 13, 2023 - Nov. 17, 2023
University of Ghana, Legon, Accra Ghana



This course is intended to introduce the delegate to the air interface technologies used in the European Standard and American Standard 3rd Generation mobile deployment. It covers primarily the air interface, but also includes the Radio Access Network components and nodes and description of the normal operating procedures of both technologies.


This course is for evryone who has an understanding of the basic concepts of RF and mobile technologies, GSM/GPRS operation and basic communications


Introduction to Access Technologies


Major attributes of CDMA systems

Third-Generation systems

Multiple Access technologies

Modes of Operation in wireless communications

Direct Sequence Spread Spectrum and Spreading Codes


Types of techniques for Spread Spectrum

The concept of Spread Spectrum System

System Processing Gain

The performance of DSSS

The DSSS system



Bit Scrambling

The performance of a CDMA system



Orthogonal functions

Speech & Channel Coding

Speech coding

Pulse code modulation

Adaptive pulse code modulation

Code-excited linear prediction

Enhanced variable-rate codec

Channel coding

Convolutional coding

Diversity, Combining & Antennas 

Diversity reception

Types of diversity

Macroscopic diversity

Microscopic diversity

RAKE receiver

Basic combining methods

Selection combining

Maximal-ratio combining

Equal-gain combining

Examples of Base Station and Mobile Antennas

CDMA2000 System

cdma2000 layering structure

upper layer

link layer

cdma2000 channels

channel naming convention

logical channels used by PLICF

Physical layer

Forward link physical channels

Forward link features

Reverse physical channels

Data services in cdma2000

Mapping logical channels to physical channels

Evolution of cdmaOne to cdma2000

Major technical differences between cdma2000 and W-CDMA

Introduction to UMTS Networks 

UMTS topology

WCDMA concepts

WCDMA network deployment options

Introduction to WCDMA

Summary of main parameters in WCDMA

Spreading & dispreading recap

Multipath radio channels and RAKE reception

Power control

Softer and soft handovers

Radio Access Network Architecture 

System architecture

UTRAN architecture

General protocol model for UTRAN terrestrial interfaces

Iu, the UTRAN-CN interface

UTRAN internal interfaces

UTRAN enhancements and evolution

UMTS core network architecture an evolution

Physical Layer 

Transport channels and their mapping to the physical channels

Spreading and modulation

User data transmission


Physical layer procedures

Terminal radio access capabilities

Radio Interface Protocols 

Protocol architecture

The medium access control protocol

The radio link control protocol

The packet data convergence protocol

The broadcast/multicast service

The radio resource control protocol

Early UE handling principles

RF Planning & Optimisation

Overview of the network deployment process

Link budgets

Network planning tools

Interference considerations during network planning

Topology planning

Parameter settings and optimisation during network planning

RF optimisation

Initial Parameter Settings 

Broadcast of system information

Translation between information element values and engineering values

Over-the-air parameters

Physical layer parameters

Intra-frequency cell reselection parameters

Access parameter recommendations

Intra-frequency handover parameters

Service Optimisation 

KPI and layered optimisation approach

Voice service optimisation

Video-telephony service optimisation

PS data service optimisation

High-Speed Downlink Packet Access (HSDPA)