Building blocks of communication systems. Signal types, generalized functions. Hilbert transform and analytical signals. Linear and angular modulation methods, frequency division multiplexing. Sampling, quantization, Pulse-Code Modulation (PCM), Differential Pulse-Code Modulation (DPCM), Delta Modulation (DM), Time Division Multiplexing (TDM), pulse transmission. Baseband data transmission: Nyquist pulse shaping; Bandpass data transmission and digital modulation techniques: Noise analysis of modulation systems.