EE 311

m-Files

 

m-File

Description

ImpulseSum.m

Sum of many random sines and cosines

Fourier.m

Plots the sum of sines for a square wave

FTrans.m

Plots the Fourier series for a broken square wave as the period increases

DFTDemo2.m

Plots the DFT of a square pulse

ChirpWave.m

Creates a wav file of a linearly swept sine wave from 10 Hz to 20 KHz

WavFileFFT.m

Plots the time and frequency response of a wav file

FirstOrder.m

Plots the impulse response of a first order system as the pole moves

SecondOrder.m

Plots the frequency response of a second order system as the pole moves

minphase.m

Illustrates the minimum phase characteristic

CharWav.m

Prints the characteristics of wav file

plotwav.m

Plots a wav file in time and frequency

plot2wav.m

Plots two wav files in frequency for comparison

quantize.m

Quantizes a polynomial to b-bits

sigdel2.mdl

Simulink file for sigma-delta simulation

filtersos.m

A replacement for filter.m which uses second order sections

freqzsos.m

A replacement for freqz.m which uses second order sections

ButChbyEllAnalog.m

Plot Butterworth, Chebychev, and elliptic analog filters

ButChbyEllDigital.m

Plot Butterworth, Chebychev, and elliptic digital filters

Dither.m

Illustrates dither 

DownSampleExmp.m

Does down sampling of a chirp signal