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Advanced Digital Communication Techniques: Coding, Transmission, and Equalization

Dive into the essentials of digital communication systems in this comprehensive course. Explore the foundations of source coding and modulation in weeks one and two, progressing through receiver design, signal synchronization, and channel capacity. Understand error correction codes and their significance in enhancing communication reliability. Learn about equalization techniques for bandwidth-constrained channels and adaptive equalization methods. Conclude with insights into spread spectrum and the challenges presented by fading and multipath effects. This course equips participants with the knowledge to improve bandwidth efficiency and noise immunity in modern communication systems.

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Advanced Digital Communication Techniques: Coding, Transmission, and Equalization

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Presentation Transcript

  1. Outline • Transmitters (Chapters 3 and 4, Source Coding and Modulation) (week 1 and 2) • Receivers (Chapter 5) (week 3 and 4) • Received Signal Synchronization (Chapter 6) (week 5) • Channel Capacity (Chapter 7) (week 6) • Error Correction Codes (Chapter 8) (week 7 and 8) • Equalization (Bandwidth Constrained Channels) (Chapter 10) (week 9) • Adaptive Equalization (Chapter 11) (week 10 and 11) • Spread Spectrum (Chapter 13) (week 12) • Fading and multi path (Chapter 14) (week 12)

  2. Digital Communication System: Information per bit increases Bandwidth efficiency increases noise immunity increases Transmitter Receiver

  3. Transmitters (week 1 and 2) • Information Measures • Vector Quantization • Delta Modulation • QAM

  4. Receivers (Chapter 5) (week 3 and 4) • Optimal Receivers • Probability of Error

  5. Received Signal Synchronization (Chapter 6) (week 5 and 6) • Receivers • Carrier Phase Estimation • Phase Locked Loops • Decision Directed Loops • Symbol Timing Estimation

  6. Channel Capacity (Chapter 7) (week 7) • Discrete Memoryless Channels

  7. Error Correction Codes (Chapter 8) • Trellis/Convolution Codes • Trellis Codes and QAM NRZI code with memory L=1 Trellis for NRZI Convolution Code Generator Viterbi Algorithm QAM set partition via convolution code 8 state Trellis for rectangular QAM

  8. Signals for Band Limited Channels (Chapter 9) (week 10) • Raised cosine

  9. Equalization (Chapter 10 and 11) (week 11 and 12) • Receivers for Intersymbol Interference • Decision Feedback Equalization • LMS Algorithm • Adaptive Decision Feedback Equalizer

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