Topics include:1. Fundamentals of multirate systems Subsampler, expander, polyphase representation, efficient structures for decimation and interpolation filters2. Maximally decimated filter banks Amplitude and phase distortion of multirate systems, alias-free filter bank, perfect reconstruction filter banks3. Paraunitary filter banks Lossless systems, 2 and M channel paraunitary filter banks, lattice structures, lapped orthogonal transform4. Subband/wavelet coding and transform coding Quantizations, SNR maximization, Karhunen-Loeve transform, wavelet5. Image and Audio Compression JPEG, MP3, Embeded Zerotree Wavelet (EZW) and SPIHT algortihms for image coding6. Discrete Multitone (DMT) modulation 7. Wavelet transform and filter banks Short-time Fourier transform (STFT), advantages of wavelets over STFT, relation between wavelets and filter banks Text: Multirate Systems and Filter Banks, by P. P. Vaidyanathan, Prentice Hall 1993.References: 1. Wavelets and Filter Banks, by G. Strang and T. Q. Nguyen, Wellesley- Cambridge Press, 1996. 2. Wavelets and Subband Coding, by M. Vetterli and J. Kovacevic, Prentice Hall , 1995.Background: Signals and Systems, Digital signal processing (suggested).