Eogogics Legacy Courses Still Available on Request
  • Course:3G: WCDMA/UMTS & CDMA2000
  • Course ID:3G3D Duration:3 days Where: Your Office (7+ Persons)
  • Available as a private, customized course for your group at your offices or ours and in some cases as a WebLive(TM) class.

  • Download Course Description (PDF)

Course Outline

Digital Modulation Overview

  • Introduction to key wireless standards
    • IS-95,  GSM
  • Multiple access principles (TDMA, CDMA, FDMA, SDMA)
  • Complex envelope representation of signals and systems
  • Stochastic theory review
  • Digital modulation theory
    • BPSK, QPSK, OQPSK, MSK, GMSK, 16QAM, 64QAM, etc.
    • Pulse shaping filter selection
    • Nonlinear amplification (spectral regrowth)
  • Spread spectrum: Frequency Hopping, Direct Sequence CDMA, RAKE Receiver, IS-95 CDMA uplink and downlink example, receiver block diagram

Radio Propagation Characterization

  • AWGN channel
  • Rayleigh/Rician multipath fading
  • Delay spread concept (flat vs. frequency selective fading)
    • Indoor and outdoor propagation measurements
  • Delay spread and coherence bandwidth (outdoor and indoor)
  • Log normal shadowing
  • Path loss models (Free Space, Hata, Walfish-Bertoni, etc.)
    • Micro/macro cell measurements
    • Comparison of worldwide measurements.
  • Man-made interference
  • Simulating multipath fading channels: Jakes, LPF-ing, etc.


Performance Improvement Techniques

  • Forward Error Correction (FEC): Block, Convolutional, Turbo
  • Interleaver/de-interleaver – advantages and disadvantages
  • Antenna receiver diversity techniques: Switching, Equal Gain, Maximal Ratio, Optimal Combining

CDMA2000 System Components (Building Blocks)

  • System goals (latency, throughput, etc.)
  • CDMA200 Release A, B and C overview
  • CDMA 1xRTT physical channels (UL and DL)
  • Logical channels (UL and DL)
  • Protocol overview (Layer 1 – PHY, Layer 2- MAC, Layer 3- RLC functions)
  • 1xEV-DO Release A, B and C overview
  • 1xEV-DO physical channels
  • 1xEV-DO Logical Channels
  • PN sequences discussion: m sequences, Gold codes, Walsh
  • Spreader and despreader (Complex and Quadrature)
  • RAKE receiver


CDMA2000 System Scenarios

  • Echo profile manager (searcher)
  • PN time tracking and acquisition
  • Paging discussion
  • Power control
  • Pilot symbol aided coherent detection
  • Channel estimation
  • QPSK vs. BPSK pilot symbols
  • Variable processing gain
  • Cell search and handoffs
  • Channel assignment
  • Traffic channel and radio configurations
  • UL/DL performance
  • Available data rates
  • Multicode transmission
  • Receiver implications
  • Network architecture (BTS, BSC, CN)
  • Migration to packet based systems


3GPP WCDMA System Components (Building Blocks)

  • System goals (latency, throughput, etc.)
  • 3GPP Release Overview (Release 99 to Release 8 features)
  • WCDMA physical channels
  • WCDMA logical channels
  • WCDMA protocol overview (Layer1-PHY, Layer2-MAC, Layer3-RLC functions)
  • HSDPA overview
  • HSDPA physical channels
  • HSUPA overview
  • HSUPA physical channels
  • PN sequences discussion: m sequences, Gold codes, OVSF
  • Spreader and despreader
  • RAKE receiver

3GPP WCDMA  System Scenarios

  •  Echo profile manager (searcher)
  •  PN time tracking and acquisition
  •  SIR power control
  •  Pilot symbol aided coherent detection
  •  Channel estimation
  •  QPSK vs. BPSK pilot symbols
  •  Rate matching
  •  Variable processing gain
  •  Modulation (HPSK) and filtering
  •  Cell search and handoffs
  •  Paging discussion
  •  Channel assignment
  •  HSDPA performance results
  •  Available data rates
  •  Multicode transmission
  •  Receiver implications
  •  Performance
  •  Network architecture (NodeB, RNC, CN)
  •  Access Stratum (AS) & Non-Access Stratum (NAS)
  •  Migration to packet based systems


Link Budget and System Capacity Examples

  • Link budget equations
  • Example for indoors and outdoors (Excel spreadsheet)
  • Cell capacity example
  • Frequency bands

Course Wrap-up: Recap and Discussion

Course Overview

Course in a Nutshell

This intensive three-day tutorial will help those familiar with 2G wireless technologies migrate to 3G systems. The course begins with a review of the digital modulation techniques, radio propagation characteristics, and performance improvement techniques. This is followed by a comprehensive discussion of the system building blocks and various system operating scenarios for both the CDMA2000 and WCDMA systems. The course concludes with a study of link budget and system capacity examples.


Customize It!

We can tailor this course to suit the needs of audiences such as hardware designers, application developers, service designers, sales engineers, marketing/sales personnel, radio planners, and persons involved in defense and homeland security endeavors. Those looking for a more in-depth treatment of 3G technologies should consider the 5-day version of this course listed under Related Courses.

Audience / Prerequisites

Aimed At

This course is aimed at technical professionals who are familiar with 2G wireless technologies such as GSM or CDMA and wish to study the 3G technologies, WCDMA and CDMA2000.



Familiarity with 2G technologies such as GSM and/or CDMA.

  • "Excellent instructor, great at making useful analogies which help in understanding. Great way of approaching new topics. The participant handbook is very useful. It greatly increased my understanding of the subject. Great job! I appreciate the opportunity to learn." – Engineer, US National Laboratory
  • "Excellent! Information provided was just right for the class. Instructor knew subject matter very well." – D. Knott, Sr. Wireless Engineer, Major Satellite/Terrestrial Wireless Services Provider
  • "Great course! Instructor able to talk in-depth about CDMA. Broke the info down to an understandable level. Course book can be a standalone resource to continue to study CDMA technologies." – US Department of Defense