'Multicarrier modulation' diaporamas de présentation

Prepared by Ali Al-Ghamdi Eissa Al-Mazmoumi

Prepared by Ali Al-Ghamdi Eissa Al-Mazmoumi. OUTLINE. Overview WiMAX Benefits. Frequency Bands. WiMAX Network Topologies. Physical Layer Modulation Technique. Duplexing. HARQ. MAC Layer MAC Scheduling Service Fast Data Scheduler: Scheduling for both DL and UL

461 views • 36 slides

Multicarrier Modulation

Multicarrier Modulation. Outline. Introduction to ISI Countermeasures Multicarrier Modulation Overlapping Substreams Fading across subcarriers OFDM FFT Implementation DFT analysis TX and RX design OFDM and OFDM-MIMO Design Issues. ISI Countermeasures. Equalization

2.04k views • 10 slides

Fast Fourier Transform

Prof. Brian L. Evans Dept. of Electrical and Computer Engineering The University of Texas at Austin. Fast Fourier Transform. Discrete-Time Fourier Transform. Forward transform of discrete-time signal x [ n ] Assumes that x [ n ] is two-sided and infinite in duration

382 views • 8 slides

251 views • 7 slides