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WCDMA/UMTS and CDMA2000 Training In-Depth

WCDMA/UMTS and CDMA2000 Training In-Depth

WCDMA/UMTS and CDMA2000 Training In-Depth:

WCDMA/UMTS and CDMA2000 Training In-Depth Course (Online, Onsite, and Classroom Live!)

This fast-paced, five-day WCDMA/UMTS and CDMA2000 Training In-Depth course will help those familiar with 2G technologies migrate to 3G systems. The course begins with a review of 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 the link budget spreadsheets and system capacity examples.

What’s Included?

  • 5 days of  WCDMA/UMTS and CDMA2000 Training In-Depth with an expert instructor
  • WCDMA/UMTS & CDMA2000 In-Depth Electronic Course Guide
  • Certificate of Completion
  • 100% Satisfaction Guarantee

Resources:

Related Courses

Customize It:

  • If you are familiar with some aspects of WCDMA/UMTS & CDMA2000 Training In-Depth, we can omit or shorten their discussion.
  • We can adjust the emphasis placed on the various topics or build the WCDMA/UMTS & CDMA2000 Training In-Depth course around the mix of technologies of interest to you (including technologies other than those included in this outline).
  • If your background is nontechnical, we can exclude the more technical topics, include the topics that may be of special interest to you (e.g., as a manager or policy-maker), and present the WCDMA/UMTS & CDMA2000 Training In-Depth course in a manner understandable to lay audiences.

Audience/Target Group:

  • This course is aimed at technical professionals who are familiar with 2G wireless systems such as GSM or CDMA and wish to undertake an in-depth study of the 3G systems, namely WCDMA and CDMA2000.

Class Prerequisites:

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

Course Syllabus:

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
    • Bridge relationship to actual hardware
    • Provide mathematical insight
    • Support computer simulation
  • Stochastic theory review
  • Digital modulation theory
    • BPSK, QPSK, OQPSK, MSK, GMSK, 16QAM, 64QAM, etc.
    • Pulse shaping filter selection (Nyquist and Raised Cosine filtering)
    • Nonlinear amplification (spectral regrowth)
    • Migration path and reasoning behind choices available
  • Spread spectrum: Frequency Hopping, Direct Sequence CDMA, RAKE receiver, IS-95 CDMA uplink and downlink example, receiver block diagram
  • System metrics:  BER, SNR, Eb/No definitions

Radio Propagation Characterization

  • AWGN channel
  • Rayleigh/Rician multipath fading
    • Mathematical background
    • Practical explanation
  • 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, Cost231, Walfish-Bertoni, etc.)
    • Micro/Macro cell measurements
    • Comparison of worldwide measurements.
  • Man-made interference
    • Co-Channel interference (CCI)
    • Adjacent Channel interference (ACI)
  • Correlation of frequency and time
  • Simulating multipath fading channels: Jakes, LPF-ing, etc.

Performance Improvement Techniques

  • Forward Error Correction (FEC)
    • Block (linear codes, encoder, syndrome decoding)
    • Convolutional (trellis  diagram, Viterbi algorithm, punctured coding)
    • Turbo (encoder and decoder)
  • Interleaver/de-interleaver – advantages and disadvantages
  • Antenna receiver diversity techniques: Switching, Equal Gain, Maximal Ratio, Optimal Combining
    • Theoretical SNR improvement
    • Expected BER performance
  • Antenna transmit diversity techniques:  Space-Time Block Codes, Closed Loop Antenna Arrays, MIMO

CDMA2000 System Components (Building Blocks)

  • System goals (latency, throughput, etc.)
  • CDMA200 Release A, B, and C overview
    • Mobile Station State Definition
  • 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
    • Access Terminal State Definition
  • 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
    • Uplink and downlink
    • Comparison to IS-95
    • Multi-user scenarios
  • 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 from circuit-switched to packet-based systems
  • Comparison with WCDMA system scenarios

3GPP WCDMA System Components (Building Blocks)

  • System goals (latency, throughput, etc.)
  • 3GPP Release Overview (Release 99 to Release 8 features)
  • WCDMA physical channels
    • UE state definitions
  • WCDMA logical channels
  • WCDMA protocol overview (Layer1-PHY, Layer2-MAC, Layer3-RLC functions)
  • High-speed Downlink Packet Access (HSDPA) overview
  • HSDPA physical channels
  • High-speed Uplink Packet Access (HSUPA) overview
  • HSUPA physical channels
  • PN sequences discussion: m sequences, Gold codes, OVSF
  • Spreader and despreader
  • RAKE receiver: Overall block diagram discussion
  • RAKE receiver: Signal processing
    • Channel estimation (multi-slot averaging)
    • PN code time tracking (DLL, TDL)
    • AFC (two types)
    • AGC
    • DC offset
    • Modulation comparison
    • Searcher and finger management

3GPP WCDMA  System Scenarios

  • Echo profile manager (searcher)
  • PN time tracking and acquisition
  • SIR power control
    • Inner, Outer, and Closed Loop
    • UL and DL Closed Loop comparison
    • Performance improvement
    • Multi-user scenario
  • 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
    • Intra-frequency measurements
  • Paging discussion
    • Comparison of IS-95, CDMA2000, and WCDMA paging protocols
    • Power consumption conclusion
  • Channel assignment
  • Call flow diagrams
    • Mobile originated
    • Mobile terminated
  • HSDPA performance results
  • Available data rates
  • Multicode transmission
  • Receiver implications
  • Performance
  • Network architecture (NodeB, Radio Network Controller – RNC, Core Network -CN)
    • Partitioning of protocol stack across the network
  • Access Stratum (AS) and Non-Access Stratum (NAS)
  • Migration from circuit-switched to packet-based systems
    • What needs to change in the 3G systems to support this migration?
  • Comparison with CDMA2000 system scenarios
  • System architecture
    • Ciphering examples
    • Integrity protection
    • Confidentiality
    • WCDMA and HSDPA examples


Link Budget and System Capacity Examples

  • Link budget methodology
  • Link budget equations
  • Rise over Thermal calculations
  • Example for indoors and outdoors (Excel spreadsheets)
  • Cell capacity example
  • Targeted frequency bands

Course Wrap-up: Recap and Discussion

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