Examples

Use this example index to jump to code examples in the documentation.

Designing FIR Filters

Examples--Using gremez to Design FIR Filters
Example--Designing a Minimax Filter
Example--Designing a Minimax Filter, Odd-Order, Antisymmetric
Example--Designing a "Least Squares-Like" Filter
Example--Designing a Constrained Lowpass Filter
Example--Designing a Constrained Bandstop Filter
Example--Designing a Single-Point Band Filter
Example--Designing a Filter with a Specified In-band Value
Example--Designing Extra-Ripple and Maximal-Ripple Filters
Example--Checking for Transition-Region Anomalies
Example--Using Automatic Minimum Filter Order Determination
Example -- Designing an Interpolation Filter
Example--Comparing Filters Designed by gremez and intfilt
Example--Designing a Minimum Phase Lowpass Filter with a Constrained Stopband
Example--Design a Lowpass Filter With pmin = 4 and pmax = 12
Example--Design a Lowpass Least-Squares Filter With a "Peak" In The Passband
Example--Create a Low-order Filter With One Band
Example--Return a Minimum Phase Bandstop Filter

Designing IIR Filters

Examples -- Using Filter Design Toolbox Functions to Design IIR Filters
iirlpnorm Examples
iirlpnormc Examples
iirgrpdelay Examples

Getting Started Example

Getting Started with the Toolbox
Designing the IIR Filter
Quantizing the IIR Filter

Robust Filter Design

Filter Design Example That Includes Quantization

Constructing Quantized Filters

Constructing an Eight-Bit Quantized Filter
Constructing a Quantized Filter from a Reference
Converting a Filter to Second-Order Sections Form

Working with Quantized Objects

Example -- Direct Property Referencing in Quantized Filters
Example -- Retrieving Quantized Filter Property Values
Example -- Setting Fixed-Point Quantized Filter Property Values Using set
Example -- Setting Quantized Filter Property Values at Construction
Example -- Constructor for Quantized Filters
Example -- Accessing Coefficient Information from Multisection Filters
Example -- Accessing Coefficient Information from Filters with One Section
Example -- Data-Related Quantizer Information
Filtering Data with a Quantized Filter

Working with Quantized Filters

Filtering Data with Quantized Filters
Specifying the Data Formats
Specifying All Data Format Properties at Once

Working with Quantized FFTs

Copying Quantized FFTs to Inherit Properties
Changing Some FFT Property Values After Construction
Specifying the Data Formats
Specifying All Data Format Properties at Once
Specifying the Format Parameters with setbits

Using Quantized Filtering Analysis

Example -- Quantized Filtering of Noisy Speech
Example -- A Quantized Filter Bank
Example -- Effects of Quantized Arithmetic

Analyzing Filters in FDATool

Example--Noise Loading Method Applied to a Filter

Specifying Quantized Filter Structures

Example -- Specifying an Odd-Order Direct Form Antisymmetric FIR Filter Structure.
Example -- Specifying an Even-Order Direct Form Antisymmetric FIR Filter Structure.
Example -- Specifying a Direct Form I Filter Structure.
Example -- Specifying a Direct Form I Transposed Filter Structure.
Example -- Specifying a Direct Form II Filter Structure.
Example -- Specifying a Direct Form II Transposed Filter Structure.
Example -- Specifying a Direct Form FIR Filter Structure.
Example -- Specifying a Direct Forn FIR Transposed Filter Structure.
Example -- Specifying a Lattice Allpass Filter Structure.
Example--Specifying a Lattice Moving Average Maximum Phase Filter Structure.
Example -- Specifying a Lattice Coupled-Allpass Filter Structure.
Example -- Specifying a Lattice Coupled-Allpass Power Complementary Filter Structure.
Example -- Specifying an Lattice AR Filter Structure.
Example -- Specifying an Lattice MA Filter Structure.
Example -- Specifying an Lattice ARMA Filter Structure.
Example -- Specifying a State-Space Filter Structure.
Example -- Specifying an Odd-Order Direct Form Symmetric FIR Filter Structure.
Example -- Specifying an Even-Order Direct Form Symmetric FIR Filter Structure.