Basics of Digital Filters by Elena Punskaya
File Type :PDF Number of Pages :67
Description This note explains the following
topics: Examples of filtering operations, Desired features, Enhancement of
selected frequency ranges, Bandwidth limiting, Linear time-invariant (LTI)
digital filters, Elements of a Digital Filter – Adders and Multipliers, Full set
of possible linear operations, Linear difference equations and digital filter
structure, Linear convolution, Causal LTI system, Transfer function of LTI,
z-transform and DTFT, Frequency response of filter in Matlab, Filter
specification, Ideal High-pass Filter, Ideal Band-stop Filter , Designing Ideal
Filters is Impossible, Filter Design, Approximate Low-pass filter, Band-pass
Filter, Notch Filter.
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