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Q. Discuss how Wavelet Transform is suitable for each application below. You can give examples if you need to.
a) multi-resolution analysis of signals and images
b) space-frequency analysis
c) coding and compression
e) edge detection
f) object recognition
Q. Working of On - off hook circuit in telephone hand set? On/off hook circuit (sometimes termed as a switch hook) is nothing more than a simple single-throw, double-pole (STDP
(a) "Pulse Code Modulation (PCM), as used in telephony, samples a signal at 8 kHz using 256 quantization levels". i. Outline how this scheme works with the help of sketches and,
Q. Draw and explain the circuit of Wein bridge oscillator. Obtain the expressions for the (i) frequency of oscillation and (ii) condition for oscillation. Will oscillat
1. Find the general solution y(t) of the ordinary di erential equation where ω is a non-negative constant. (Consider the ω = 0 and ω > 0 cases separately). 2. Use Laplac
Q. (a) Consider the capacitor - input filter circuit of Figure and obtain the z-parameters for the circuit. (b) Determine the transfer function V 2 /V 1 when I 2 is zero.
Explain hall affect and derive the mathematical expression for hall coefficient, also describe its applications. Sol. Hall effect If a metal or semiconductor material carr
how to break a signal into time components
Q. What is the advantage of using JFET as an amplifier? As an amplifier of small time-varying signals, the JFET has a number of valuable assets. First of all it has a very high
Explain Limit Signal Spectrum to Prevent Aliasing? The sampling frequency should at least be two times that of the highest frequency in the incoming signal to avoid aliasing. T
Figure shows two first-order triangular finite elements used to solve the Laplace equation for electrostatic potential. Find a local S-matrix for each triangle, and a global S-mat
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