Course Details

Course details of EE4140
Course NoEE4140
Course TitleDigital Communication Systems
Course Content1) Introduction by examples-Digital communication systems: performance metrics and specifications-Physical layer: communications media and their characteristics2) Background: Deterministic and Random Signals-Passband signals, carrier frequency-Complex baseband and up/down conversion-Filters, channels, signals and bandwidth-Probability, random signals and Additive White Gaussian Noise (AWGN)-Sampling and reconstruction from samples, folded spectrum-Signal power: peak vs average3) Ideal AWGN channel: Transmitters and Receivers-Pulse Amplitude Modulation (PAM) and Quadrature Amplitude Modulation (QAM)-Transmit pulse, symbol rate and spectrum of PAM/QAM-Optimal receiver: sampled matched-filter front end-Equivalent discrete-time AWGN channel model-Performance: error-rate versus signal-to-noise ratio, decision regions-Coding and capacity-Other imperfections: carrier recovery, symbol-timing recovery, phase distortion, backoff4) AWGN channel with Inter-Symbol Interference (ISI)-Discrete-time AWGN channel model with ISI-Equalization: linear and decision-feedback-Orthogonal Frequency Division Multiplexing (OFDM)5) Case study: go through the physical layer portion of a communication standard
Course Offered this semesterYes
Faculty NameDr. GIRIDHAR K