EL611 2011 HW 3

EL611 2011 HW 3 - as . Now suppose we want to approximate...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
EL6113 Assignment 3 1. Consider the following 3 sequences: Find and sketch q[n]. Is Justify your answer. 2. Consider the cascade of LTI systems with unit sample responses and depicted below: Suppose we are given the following information: Find the output if the input is : Is the overall system stable? 3. Show that the set of functions is orthonormal. 4. Suppose a function, , can be represented in terms of a given orthonormal basis set
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 2
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: as . Now suppose we want to approximate by another function, , which is a linear combination of only the first basis functions, i.e. . We want the approximation to be the one which minimizes the integral squared error, i.e. we want to choose such that is minimum. Show that the solution has coefficients so that . Hint: Use the energy theorem applied to the function ....
View Full Document

This note was uploaded on 03/31/2012 for the course EE EL6113 taught by Professor Profcampssi during the Spring '12 term at NYU Poly.

Page1 / 2

EL611 2011 HW 3 - as . Now suppose we want to approximate...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online