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FEKT-DRE2AAcad. year: 2020/2021
IntroductionContent. Promising methods of wireless communications. MIMO systems. Communication Signals TheorySets of signals, mapping. Signal spaces. Orthonormal systems and their applications. Orthogonal spreading sequences. Orthogonality in UWB systems. Discrete-time random processes, digital simulations, complex random processes. Pseudo-random spreading sequences.Spread Spectrum Digital Communications Direct sequence spread spectrum signals. Optimal reception in AWGN channels, robustness, frequency diversity, multipath channel, Rake receiver, acquisition. Frequency hopping (SFH, FFH), time hopping.Acquisition methods. Orthogonal frequency division multiplexing (OFDM). Code division multiplexing. Code-division Multiple Access (CDMA), signatures, matched filter, chip matched filter. Multi-user interference (MUI), optimal detector, near-far problem. Main interference in multi-user environment, asymptotic multi-user efficiency, MMSE detector, adaptive detectors, necessary a prior information and synchronization.Wireless-Signal Processing Synchronization, carrier recovery, phase estimation, Phase-locked loop (PLL), clock recovery, maximum likelihood (ML) algorithm, delay-locked loop (DLL).Equalization, inter-symbol interference (ISI), zero forcing (ZF) equalizers, minimum mean square error (MMSE) equalizers, least squares (LS) equalizers, decision feedback (DF) equalizers, maximum likelihood sequence (MLSE) receivers.Mobile Communications Coexistence of mobile systems (Bluetooth, WiFi, UMTS, GSM). System WiMAX (IEEE 802.16), MATLAB modeling, solving the physical layer. Design of the system using signal level and a frequency plan.Flarion (IEEE 802.20), description. FLASH OFDM, Cell interference averaging. Flexband, description.Satellite Communications Tools and Methods Satellite communication characteristics and methods. Noise, distances. Movements of satellites. Satellite systems architectures.Free-Space Optical Communications. Elements. Atmosphere. Stationary and statistical models. Reliability and availability. Selected applications.
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branch PK-EST , 1 year of study, summer semester, elective specialisedbranch PK-TLI , 1 year of study, summer semester, elective specialisedbranch PK-KAM , 1 year of study, summer semester, elective specialisedbranch PK-BEB , 1 year of study, summer semester, elective specialisedbranch PK-TEE , 1 year of study, summer semester, elective specialisedbranch PK-MET , 1 year of study, summer semester, elective specialisedbranch PK-MVE , 1 year of study, summer semester, elective specialisedbranch PK-FEN , 1 year of study, summer semester, elective specialisedbranch PK-SEE , 1 year of study, summer semester, elective specialised
branch PP-BEB , 1 year of study, summer semester, elective specialisedbranch PP-MET , 1 year of study, summer semester, elective specialisedbranch PP-MVE , 1 year of study, summer semester, elective specialisedbranch PP-TLI , 1 year of study, summer semester, elective specialisedbranch PP-FEN , 1 year of study, summer semester, elective specialisedbranch PP-KAM , 1 year of study, summer semester, elective specialisedbranch PP-TEE , 1 year of study, summer semester, elective specialisedbranch PP-EST , 1 year of study, summer semester, elective specialisedbranch PP-SEE , 1 year of study, summer semester, elective specialised
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