CTU FEE Moodle

LTI systems and digital signals. Impulse response, step response, convolution. Elements of z-transform and Fourier transform. Difference equation, transfer function, magnitude, phase and group delay. Design methods for finite impulse response (FIR) digital filters - windowing and frequency sampling methods, optimal design algorithms. Analytic design of FIR filters, half-band and narrow-band filters. Design methods for infinite impulse response (IIR) digital filters. Bilinear transformation. Analytic design methods in digital z-domain. All-pass sections as building blocks for signal processing. Group delay equalization, phase shift and notch filters. Wave digital filters.