Index

transform from lowpass

bandstop filters

power spectral density <1> <2> <3>

transform from lowpass

bandwidth

barthannwin

bartlett

Bartlett windows

comparison

Bartlett-Hann windows

besselap

besself

bias

linear prediction

variance trade-off

bilinear

bilinear transformations

bitrevorder

blackman

Blackman windows

comparison

blackmanharris

Blackman-Harris windows

bohmanwin

boxcar windows. See rectangular windows

brackets

buffer

Burg method

characteristics

Welch's method comparison

spectral estimation

buttap

butter

buttord

C

Cauer filters. See elliptic filters

cceps

cell2sos

cepstrum

cheb1ap

cheb1ord

cheb2ap

cheb2ord

chebwin

cheby1

cheby2

Chebyshev error minimization

Chebyshev Type I filters

Chebyshev Type II filters

chirp

coding

PCM

coefficients

accessing filter

convert autocorrelation to filter

convert filter to autocorrelation

convert filter to reflection

convert reflection to autocorrelation

convert reflection to filter

cohere

linearly dependent data

colors

communications

compact disc

compaction

discrete cosine transform

complex envelope. See Hilbert transforms

confidence intervals

context-sensitive help

continuous signals. See signals

continuous-time filters. See analog filters

conv

conv2

conversions

autocorrelation to filter coefficients

autocorrelation to reflection coefficients

errors

filter coefficients to autocorrelation

filter coefficients to reflection coefficients

functions (table)

reflection coefficients to autocorrelation

reflection coefficients to filter coefficients

second-order section to zero-pole-gain

second-order sections to state-space

second-order sections to transfer functions

state-space to second-order sections

state-space to zero-pole-gain

transfer functions to lattice

transfer functions to second-order sections

transfer functions to state-space

zero-pole-gain to second-order sections

zero-pole-gain to state-space

convmtx

convolution

cross-correlation

filtering

matrix

matrix function (convmtx)

corrcoef

correlation

matrices

modified covariance method

correlation matrices

corrmtx

cosine windows

cov

covariance

de la Valle-Poussin windowSee Parzen windows

methods

D

data

DC component suppression

dct

decimate

deconv

default session

delays

demod

dfilt

df1

df2

direct form antisymmetric FIR

direct form FIR transposed

direct form II transposed (df2t)

direct form IIR

direct form symmetric FIR

filter implementation

lattice allpass

lattice ARMA

lattice autoregressive

lattice moving average maximum

lattice moving average minimum

dfilt.df1

dfilt.df1t

dfilt.df2

dfilt.df2t

dfilt.dffir

dfilt.latticeallpass

dft. See discrete Fourier transforms

dftmtx

difference equations

differentiators

least square linear-phase FIR

Parks-McClellan FIR

digit reversal

digital audio tape standards

digital filters

anti-causal

Butterworth

Butterworth order estimation

cascade

Chebyshev Type I order estimation

Chebyshev Type II

Chebyshev Type II order estimation

elliptic order estimation

equiripple FIR order estimation

FFT FIR overlap-add

FIR design

fixed-point implementation

frequency response

group delay <1> <2>

identification from frequency data

IIR

comparison to FIR

IIR design

implementation with filter

impulse response

impulse response definition

initial conditions

lattice/ladder structures

models

order

phase delay definition

poles

second-order sections

specifications

state-space

time-domain representation

transfer functions representation

transients

transposed direct form II structures

types

zero-phase

zero-phase implementation

zero-pole analysis

zeros

E

ellip

ellipap

ellipord

eqtflength

equiripple

Chebyshev Type I filters

Chebyshev Type II filters

Chebyshev windows

elliptic filters

elliptic filters (analog)

elliptic filters (Cauer)

Parks-McClellan design

equiripple filters

modified covariance method

error minimization

weighted frequency bands

estimation

covariance method

cross spectral density

F

fast Fourier Transforms

Goertzel algorithm

fast Fourier transforms

FDATool

computing coefficients

design methods

exporting filters

filter architecture

filter design specification

filter implementation

filter order specification

filter realization

filter type

filters structure

frequency response specification

group delay

importing coefficients

fdatool

FFT. See fast Fourier transforms

fftfilt

fftshift

filter

renaming 593

sampling frequency 593

filter <1> <2>

filter coefficients

convert from reflection coefficients

convert to reflection coefficients

filter design. See FDATool

filters

Filter Viewer

Filter Visuazliation Tool (FVTool)

filter2

filternrom

filters

filter function

analog

analog lowpass

analog lowpass prototype

Butterworth (generalized)

Butterworth order

Chebyshev Type I

Chebyshev Type I lowpass prototype

Chebyshev Type I order

Chebyshev Type II

Chebyshev Type II order

coefficients <1> <2>

coefficients in SPTool

convert coefficients to autocorrelation

export to C header file

export to MAT-file

export to text file

export to workspace

filter and filtfilt comparison

frequency transformations

fvtool

Gaussian

implementation

importing to SPTool

initial conditions <1> <2>

inverse analog

inverse discrete-time

linear time-invariant digital

numerator and denominator length

phase distortion removal

Savitzky-Golay design

Schur realizations

second-order sections

second-order sections IIR

SPTool Filter Designer

zero-phase implementation

filtfilt

filtic

constrained least square

differentiators

equiripple

least square and equiripple comparison

frequency domain <1> <2>

frequency response

Gaussian

Hilbert transformers

IIR filter comparison

least square linear phase

least square multiband

least square weighted

linear phase

linear phase Parks-McClellan

multiband

multiband example

nonlinear phase response

order estimation

overlap-add

Parks-McClellan method

reduced delay response

resample

SPTool Filter Designer

fir1

fircls

fircls1

firgauss

firls

differentiators

remez comparison

weight vectors

firrcos

flattopwin

FM. See frequency modulation

fopen

Fourier transforms. See discrete Fourier transforms, fast Fourier transforms

fread

freqs

freqspace

estimation

eigenvector (EV) method

multiple signal classification (MUSIC) method

normalization

Nyquist <1> <2>

prewarping

vectors <1> <2> <3> <4>

frequency analysis, time-dependent

frequency demodulation

frequency domain

duality with time-domain

filters

FIR filtering

transformation functions <1> <2> <3> <4> <5>

frequency domain based modeling. See parametric modeling

frequency modulation

frequency response <1> <2> <3>

Bessel filters

Butterworth filters

Chebyshev Type I filters

Chebyshev Type II filters

freqz <1> <2>

From Disk radio button

fscanf

fvtool

G

gains, scalar

gauspuls <1> <2> <3>

Gaussian filter

Gaussian monopulse

Gaussian window

Gauss-Newton method <1> <2>

gausswin <1> <2>

generalized Butterworth filters

generalized cosine windows

generalized filters

Gibbs effect

reduced by window

gmonopuls

goertzel

graphical user interface (GUI)

H

hamming <1> <2>

Hamming windows <1> <2> <3> <4>

hann

Hann windows

Hanning windows <1> <2>

hanning. See hann

highpass filters <1> <2> <3> <4> <5>

lowpass, transformation from

hilbert <1> <2>

Hilbert transformers <1> <2>

Hilbert transforms <1> <2> <3>

analytic signals, of

instantaneous attributes

homomorphic systems

Hz <1> <2> <3> <4>

I

icceps <1> <2> <3>

idct <1> <2>

ideal lowpass filters

K

kaiser <1> <2>

ladder filters. See lattice/ladder filters

Kaiser window

Kaiser windows <1> <2>

beta parameter <1> <2>

L

Lagrange interpolation filter

Laplace transforms

state-space forms

lar2rc

latc2tf <1> <2> <3>

latcfilt <1> <2> <3>

lattice/ladder filters <1> <2> <3>

coefficients

latcfilt

Schur algorithm

transfer functions, conversions from

least squares method, FIR filters <1> <2>

length

filter numerator and denominator equalization

levinson <1> <2>

parametric modeling

Levinson-Durbin recursion <1> <2> <3>

line spectral frequencies

prediction polynomial coefficients, transformation from

prediction polynomial coefficients, transformation to

line style, SPTool

linear models. See models

linear phase <1> <2> <3>

characteristics

filters

linear prediction coefficients

linear prediction modeling

linear predictive coding

linear system transformations. See conversions

load

log area ration parameters

reflection coefficients, transformations from

reflection coefficients, transformations to

lowpass filters <1> <2> <3> <4> <5>

cutoff frequency, translation of

LPC. See linear prediction coefficients

lp2bp <1> <2> <3>

lp2bs <1> <2> <3>

lp2hp <1> <2> <3>

lp2lp <1> <2> <3>

lpc <1> <2> <3>

lse

lsf2poly

M

magnitude

vectors <1> <2> <3> <4>

manufacturing

match frequency (for prewarping)

MAT-files

dpss.mat

format, converting to

matrices

discrete Fourier transforms

inverse discrete Fourier transforms

matrix forms. See state-space forms

maxflat <1> <2> <3>

maximally flat filters

medfilt1 <1> <2>

median filters <1> <2>

MEX-files

M-files

minimax method, FIR filters

N

nonrecursive filters. See FIR filters

normalization

correlation <1> <2> <3>

power spectral density <1> <2> <3>

Nuttall windows

nuttallwin <1> <2>

Nyquist frequency <1> <2> <3>

Nyquist interval

O

object

order

oscillators, voltage controlled

overlap-add method

FIR filter implementation

FIR filters

P

Panner check box, Signal Browser

parametric modeling <1> <2>

applications

covariance method

frequency domain based

modified covariance method

summary

techniques

time-domain based

linear predictive coding <1> <2>

Steiglitz-McBride method

Yule-Walker method

parentheses, indicating open interval

Parks-McClellan method <1> <2>

partial fraction expansion <1> <2> <3> <4>

determining with residue

Parzen window

parzenwin <1> <2>

passband <1> <2> <3> <4>

equiripple <1> <2>

group delay

pburg <1> <2> <3>

PCM

pcov <1> <2> <3>

period, finding in a sequence

peig <1> <2>

periodic sinc functions

Q

qam

quadrature amplitude demodulation

quadrature amplitude modulation <1> <2>

quantization <1> <2> <3>

PCM

quantized filters

second-order sections

coefficients in a cell array

coefficients in a matrix

R

radar applications

raised cosine filters

randn

random number, generation

range notation

rc2ac

rc2is

rc2lar

rc2poly

rceps <1> <2> <3>

rebuffering

rectangular windows <1> <2> <3>

rectpuls

rectwin <1> <2>

recursive filters. See IIR filters

Redo

references <1> <2> <3>

reflection coefficients <1> <2>

converting to autocorrelation sequence

filter coefficients, conversions from <1> <2>

inverse sine parameters, transformation from

inverse sine parameters, transformation to

log area ratio parameters, transformation from

log area ratio parameters, transformation to

Schur algorithm

remez <1> <2> <3>

differentiators

filter characteristics

firls, comparison to

Hilbert transformers

order estimation

weight vectors

Remez exchange algorithm <1> <2>

remezord <1> <2>

resample

resampling <1> <2>

FIR filters

S

sampling frequency <1> <2>

changing

noninteger resampling factors <1> <2>

with upfirdn

decreasing

decreasing by integer factor

FIR filters

freqz

increasing <1> <2>

irregularly spaced data

saving data

Savitzky-Golay filters <1> <2>

sawtooth <1> <2> <3>

sawtooth wave

scaling

schur

Schur algorithm

schurrc

second-order section forms <1> <2>

filters

matrices

state-space forms, conversions from

state-space forms, conversions to

transfer functions, conversions from <1> <2>

zero-pole-gain forms, conversions from

zero-pole-gain forms, conversions to

second-order sections

coefficients in cell arrays

coefficients in matrices

seqperiod

sgolay

sgolayfilt

Signal Browser <1> <2>

printing <1> <2> <3> <4>

signals, measuring

zooming, preferences

Signal Processing Toolbox

diric

linear swept-frequency cosine. See chirp

pulstran

reconstruction

DCT coefficients, from

minimum phase <1> <2>

sinc

pulse, Gaussian-modulated

square wave <1> <2>

triangle

sigwin

structures

sinc <1> <2>

bandlimited interpolation example

sinc functions <1> <2>

basic example

Dirichlet

Slepian sequences. See discrete prolate spheroidal sequences

sonar applications

sos2cell

sos2ss <1> <2>

sos2tf <1> <2>

sos2zp <1> <2>

sosfilt

specgram <1> <2>

example <1> <2>

specification lines. See Filter Designer

specifications, filters

spectral analysis

cross spectral density

power spectrum

Spectrum Viewer

T

tapers, PSD estimates

taps

tf2latc <1> <2> <3>

tf2sos

tf2ss <1> <2>

tf2zp <1> <2>

tfe <1> <2> <3>

time series attributes

time-domain based modeling. See parametric modeling

toolboxes

Control Systems Toolbox

Signal Processing Toolbox

Symbolic Math Toolbox

transfer functions <1> <2> <3> <4>

lattice forms, conversions to

second-order section forms, conversions from

second-order section forms, conversions to

state-space forms, conversions to

zero-pole-gain forms

transformations

bilinear <1> <2>

discrete/continuous

frequency <1> <2> <3> <4> <5>

models, between

transforms

chirp z-transforms (CZT) <1> <2>

discrete cosine

discrete Fourier

Hilbert <1> <2>

inverse discrete cosine <1> <2>

transients, filters

transition band

transposed direct form II

initial conditions

transposed direct form II structure

triang <1> <2>

discrete Fourier transforms

triangular windows

tripuls

Tukey

tukeywin <1> <2>

two-dimensional operations

inverse discrete Fourier transforms

two-dimensional signal processing

typographical conventions (table)

U

udecode

uencode

Undo

uniform encoding

unit circle

unit impulse function

unit ramp function

unit sample, multichannel representation

unit step function

units of power spectral density (PSD)

unwrap <1> <2>

upfirdn <1> <2> <3>

upsample

V

variables

load from disk

variance

vco <1> <2> <3> <4>

vectors

data <1> <2>

frequency <1> <2> <3> <4> <5>

indexing <1> <2>

magnitude <1> <2> <3> <4>

weighting

voltage controlled oscillators <1> <2>

W

waveforms. See signals

Welch's method <1> <2>

bias

Burg method, comparison to

MTM method, comparison to

normalization

power spectral density estimation <1> <2> <3> <4> <5> <6>

system identification, nonparametric

Yule-Walker AR method, comparison to

white noise

window

windows

Bartlett <1> <2>

Bartlett-Hanning

Blackman <1> <2>

Blackman-Harris <1> <2>

blackmanharris vs. nuttallwin <1> <2>

fir1

Hamming <1> <2> <3> <4>

wintool

wvtool

wintool

Workspace Contents list

wvtool

X

xcorr

xcorr2

xcov

Y

yulewalk

Yule-Walker AR method

description

Welch's method comparison

Z

zero frequency component, centering

zero-order hold. See averaging filters

zero-phase

filtering

response

zerophase

zero-pole

convert from second-order sections

convert from state-space

convert to second-order sections

convert to state-space

zoom

zp2sos

zp2ss

zp2tf

zplane

z-transforms

chirp z

czt function