CDMA Training

   
Course Name: CDMA Technology and Its Evolution to cdma2000 Training
   
Deployment Options: Onsite - Instructor-Led Training
   
Course Duration: 3-4 days depending on audience background and options

Introduction:
 
Since all future technologies, 3G and beyond, will employ some form of CDMA, understanding the theory of CDMA and the common underpinnings of all CDMA-based networks is imperative for everyone already in or entering the field of mobile wireless technology, including those who work with UMTS. Imparting such understanding is the objective of this course.

In this course, we will lead you step-by-step from the propagation and fading of radio waves through the general principles that underlie the architecture and operation of all cellular networks to the basics of Direct Sequence Spread Spectrum (DSSS), the foundation of all CDMA systems.

Having mastered these key concepts, you will learn how several of the important features of CDMA are implemented in cdma2000 including system capacity and soft capacity, soft (and softer) handover, and RAKE receiver, to name a few. We will study the entire process of cdma2000 evolution from IS95 to 1xRTT and EVDO, as well as the future 2008 releases, viz., EVDO Revision B and C (UMB)
 
Audience:
 
Those experienced with a non-CDMA technology who wish to work with any of the CDMA-based technologies, including cdmaOne (IS95), cdma2000 (1XRTT, EVDO, UMB, EVDV) or WCDMA (UMTS-FDD, UMTS-TDD) families of technologies.
 
Prerequisites:
 
The standard presentation of this course assumes a technical background and some prior exposure to wireless, though the course can be adapted to other needs.
 
Customize it:
 
This 3-4-day course will be customized to your needs and specifications. Eno.com will assist you in identifying those needs and specifications. A word to the wise, there are many vendors of wireless training. They will typically have a broad and general course, one size fits all, already developed and just put your organization’s name on the title slide. This minimizes their effort and time investment. At Eno.com, every course is made to your exact and exacting specifications. We help you ensure what you are getting is what you really need even if at the beginning you weren’t too sure of what that was. We fit the class to your needs. We never fit you into our “standard”, one size fits all, class.
 
Objectives:
 
 
Course Outline
 

Introduction: Course Structure and Overview
The Electromagnetic Spectrum

  • FCC Wireless Telecommunications Bureau (WTB) structure and mission
  • Types of FCC licensed radio services
  • Spectrum Groups
  • ---HF
  • ---VHF
  • ---UHF/SHF

Radio Frequency (RF) Transmission, Reception, and Propagation

  • Theory of RF propagation
  • Radio wave components: E and H fields
  • Sky wave vs. ground wave propagation
  • Line of Sight (LOS) propagation
  • Free space path loss models
  • Frequency and wavelength calculations
  • Basic modulation theory
  • Bits per second per hertz efficiency
  • Digital and analog modulation

Factors Affecting the Behavior of Radio Waves

  • Reflection
  • Refraction
  • Scattering
  • Diffraction
  • Earth curvature
  • Fresnel zones

Radio Propagation in a Mobile Environnent

  • Multipath
  • Rician and Raleigh fading
  • Delay spread
  • Doppler shift
  • Coherence time and coherence bandwidth
  • Forward error correction (FEC)
  • Channel coding theory and practice
  • Basics of voice coding and decoding

Radio Frequency (RF) Mathematics and System Measurements

  • Gain and loss
  • Calculating EIRP
  • Power measurement using the decibel
  • Impedance
  • Bit error rate
  • Signal to noise ratio
  • Signal to interference ratio

Cellular Network System Fundamentals

  • Cellular design concepts
  • Multiple access technologies: Evolution and standards
  • Analog, FDMA, TDMA, CDMA
  • Cellular licensed radio spectrum allocations
  • Frequency reuse patterns
  • Subscriber capacity and cell sizing calculations
  • Co-channel interference
  • Cell sectoriztaion
  • Macro cell, mini cell, pico cell structures
  • Cellular radio system components
  • Radio subsystem design components
  • ---Synthesizers
  • ---Frequency converters
  • ---Modulators and demodulators
  • ---Amplifiers
  • ---Modulation types for cellular systems
  • ---Speech coding and compression
  • ---Channel coding and error control methodologies
  • Base station components
  • Towers/antenna configurations
  • RF amplifiers
  • Transmit and receive chains
  • Cellular mobile station components
  • Base station controller
  • Core network components
  • Authentication, authorization and accounting
  • Home Location Register (HLR)
  • Visitor Location Register (VLR)
  • Mobile Switching Center (MSC)

Introduction to CDMA

  • General concept and history of CDMA
  • Performance comparisons with TDMA
  • Frequency hopping and direct sequence modulation
  • Spectrum sharing
  • Capacity gains with CDMA
  • Universal frequency reuse
  • Soft handoff
  • Power management and soft capacity definition
  • Spreading codes
  • ---Walsh codes
  • ---PN codes
  • Fading and multipath in CDMA networks
  • Power control and the near-far problem
  • Capacity calculations
  • Cell breathing in CDMA networks
  • Multipath and Delay Spread Rake Receiver

cdmaOne (IS-95) Overview

  • Reverse link channelization
  • Forward link channelization
  • IS95B features

cdma2000 and the 3G Evolution

  • 3GPP2 organization charter
  • Review of the 3GPP2 and cdma2000 standardization process
  • cdma2000 evolution
  • 1xRTT (cdma2000 Release 0)
  • cdma2000 Release A
  • cdma2000 Release B
  • cdma2000 Release C and D (1xEVDV)
  • cdma2000 vs. WCDMA

cdma2000 Air Interface

  • Adaptive modulation and coding
  • Variable channelization and spreading
  • Reverse and forward link physical channels
  • Reverse and forward link channel coding
  • Convolutional encoders
  • Turbo encoders
  • Reverse and forward link modulation

cdma2000 Call Setup and Processing

  • Mobile station idle and initialization states
  • System access state

Traffic Channels

  • Voice and data transmission
  • Traffic channel handoff algorithms
  • Traffic channel power control features

cdma2000 Core Network Architecture

  • Network elements for packet data services
  • Legacy cdmaOne (IS95) network elements
  • cdma2000 Release A
  • cdma2000 Release B
  • cdma2000 Release C and D (1xEVDV)

1xEVDO Overview

  • Introduction to EVDO and Relationship to IS856 (HRPD)
  • Operational and Technical Benefits of 1xEVDO
  • Evolution of 1xEVDO (Data Only)
  • ---EVDO Revision 0
  • ---EVDO Release A
  • ---EVDO Release B
  • ---EVDO Release C (UMB)

1xEVDO Air Interface

  • EVDO protocol structure
  • Physical and logical channelization
  • Forward link structure and channel descriptions
  • ---Pilot channel
  • ---Medium access control
  • ---Control channel
  • ---Traffic channel
  • Reverse link structure and channel descriptions
  • ---Reverse access channel mode
  • ---Reverse traffic channel mode
  • Forward physical channel structure
  • ---Forward traffic channel
  • ---Forward MAC channel
  • ---Forward channel quadrature spreading and modulation
  • Reverse physical channel structure
  • ---Reverse traffic channel
  • ---Reverse access channel
  • ---Reverse channel quadrature spreading and modulation

Overview of 1xEVDO Release A of IS856

  • Advanced QoS features
  • ---Improved cell switching
  • Reverse link improvements
  • ---Higher rate physical layer packet transmission
  • ---Improved link adaptation
  • Forward link improvements
  • New physical layer packets
  • Multi-user data packets
  • Broadcast/multicast services

1xEVDO Release B Overview

  • Performance improvements over release A
  • Multi-carrier operation
  • ---Multi-carrier active set management
  • Hybrid frequency re-use

1xEVDO Release C Overview

  • Advanced Ultra Mobile Broadband (UMB) technologies
  • Higher mobile data rates
  • Introduction of OFDM, OFDMA air interface features
  • New antenna Multiple Input Multiple Output (MIMO) features
  • Support for VoIP

Conclusion: Recap, Q/A, and Evaluation

 
Please call or e-mail to schedule a no-obligation conference call to help us understand your audience background and training objectives.
 
 

For organizational purchases, please send us a message at salesinfo@eno.com or complete and submit this form .

 
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