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IIR Filter Design

IIR Filter Design 1-D: In this section some practical considerations relating to the methods for the design of IIR Filter Design filters are presented. In particular, the bilinear transform is…

IIR Digital Filter Design Methods

IIR Digital Filter Design Methods: IIR Digital Filter Design Methods - Fettveis first suggested the use of one port reflection coefficients for the tranfer of analog filter properties from the…

Finite Word Length Effects in Digital Filters Interview Questions and Answers

Finite Word Length Effects in Digital Filters Interview Questions and Answers: 1. What are the different types of arithmetic in digital systems? Ans. There are three types of arithmetic used…

Finite Impulse Response Filters Interview Questions and Answers

Finite Impulse Response Filters Interview Questions and Answers: 1. What are the different types of filters based on impulse response? Ans. Based on impulse response the filters are of two…

Infinite Impulse Response Filters Interview Questions and Answers

Infinite Impulse Response Filters Interview Questions and Answers: 1. Give any two properties of Butterworth lowpass filters Ans. The magnitude response of the Butterworth filter decreases monotonically as the frequency…

Filters in Electronic Instrumentation Articles

Filters in Electronic Instrumentation Articles: What is a Filter Circuit?: A network designed to attenuate certain frequencies but pass others without attenuation is called a filter. A filter circuit thus…

Recursive and Non Recursive Realisation

Recursive and Non Recursive Realisation: In recursive realisations, the present output value depends on the input (past and present values), as well as the previous value of the output. It…

Frequency Domain Representation

Frequency Domain Representation: Frequency Domain Representation - A very important representation of discrete time systems can be obtained in terms of sinusoidal or complex-exponential signals. This is possible because the…