Note: This page has been translated by MathWorks. Please click here

To view all translated materals including this page, select Japan from the country navigator on the bottom of this page.

To view all translated materals including this page, select Japan from the country navigator on the bottom of this page.

Alphabetical List
By Category

`adaptfilt` |
Adaptive filter |

`adaptfilt.adjlms` |
FIR adaptive filter that uses adjoint LMS algorithm |

`adaptfilt.ap` |
FIR adaptive filter that uses direct matrix inversion |

`adaptfilt.apru` |
FIR adaptive filter that uses recursive matrix updating |

`adaptfilt.bap` |
FIR adaptive filter that uses block affine projection |

`adaptfilt.blms` |
FIR adaptive filter that uses BLMS |

`adaptfilt.blmsfft` |
FIR adaptive filter that uses FFT-based BLMS |

`adaptfilt.dlms` |
FIR adaptive filter that uses delayed LMS |

`adaptfilt.fdaf` |
FIR adaptive filter that uses frequency-domain with bin step size normalization |

`adaptfilt.filtxlms` |
FIR adaptive filter that uses filtered-x LMS |

`adaptfilt.ftf` |
Fast transversal LMS adaptive filter |

`adaptfilt.gal` |
FIR adaptive filter that uses gradient lattice |

`adaptfilt.hrls` |
FIR adaptive filter that uses householder (RLS) |

`adaptfilt.hswrls` |
FIR adaptive filter that uses householder sliding window RLS |

`adaptfilt.lms` |
FIR adaptive filter that uses LMS |

`adaptfilt.lsl` |
Least squares lattice adaptive filter |

`adaptfilt.nlms` |
Normalized least mean squares adaptive filter |

`adaptfilt.pbfdaf` |
Partitioned block frequency-domain FIR adaptive filter |

`adaptfilt.pbufdaf` |
Partitioned block unconstrained frequency-domain adaptive filter |

`adaptfilt.qrdlsl` |
QR-decomposition-based least-squares lattice adaptive filter |

`adaptfilt.qrdrls` |
FIR adaptive filter that uses QR-decomposition-based RLS |

`adaptfilt.rls` |
Recursive least-squares FIR adaptive filter |

`adaptfilt.sd` |
Sign-data FIR adaptive filter |

`adaptfilt.se` |
FIR adaptive filter that uses sign-error algorithm |

`adaptfilt.ss` |
FIR adaptive filter that uses sign-sign algorithm |

`adaptfilt.swftf` |
FIR adaptive filter that uses sliding window fast transversal least squares |

`adaptfilt.swrls` |
FIR adaptive filter that uses window recursive least squares (RLS) |

`adaptfilt.tdafdct` |
Adaptive filter that uses discrete cosine transform |

`adaptfilt.tdafdft` |
Adaptive filter that uses discrete Fourier transform |

`adaptfilt.ufdaf` |
FIR adaptive filter that uses unconstrained frequency-domain with quantized step size normalization |

`allpass2wdf` |
Allpass to Wave Digital Filter coefficient transformation |

`allpassbpc2bpc` |
Allpass filter for complex bandpass transformation |

`allpasslp2bp` |
Allpass filter for lowpass to bandpass transformation |

`allpasslp2bpc` |
Allpass filter for lowpass to complex bandpass transformation |

`allpasslp2bs` |
Allpass filter for lowpass to bandstop transformation |

`allpasslp2bsc` |
Allpass filter for lowpass to complex bandstop transformation |

`allpasslp2hp` |
Allpass filter for lowpass to highpass transformation |

`allpasslp2lp` |
Allpass filter for lowpass to lowpass transformation |

`allpasslp2mb` |
Allpass filter for lowpass to M-band transformation |

`allpasslp2mbc` |
Allpass filter for lowpass to complex M-band transformation |

`allpasslp2xc` |
Allpass filter for lowpass to complex N-point transformation |

`allpasslp2xn` |
Allpass filter for lowpass to N-point transformation |

`allpassrateup` |
Allpass filter for integer upsample transformation |

`allpassshift` |
Allpass filter for real shift transformation |

`allpassshiftc` |
Allpass filter for complex shift transformation |

`audioDeviceWriter` |
Play to sound card |

`autoscale` |
Automatic dynamic range scaling |

`block` |
Generate block from a digital filter |

`butter` |
Butterworth IIR filter design using specification object |

`ca2tf` |
Convert coupled allpass filter to transfer function form |

`cascade` |
Cascade of filter system objects |

`cheby1` |
Chebyshev Type I filter using specification object |

`cheby2` |
Chebyshev Type II filter using specification object |

`cl2tf` |
Convert coupled allpass lattice to transfer function form |

`codegen` |
Generate C/C++ code from MATLAB code |

`coeffs` |
Coefficients for filters |

`coeread` |
Read Xilinx COE file |

`coewrite` |
Write Xilinx COE file |

`constraincoeffwl` |
Constrain coefficient wordlength |

`convert` |
Convert filter structure of discrete-time filter |

`cost` |
Estimate cost of discrete-time or multirate filter |

`cumsec` |
Vector of SOS filters for cumulative sections |

`denormalize` |
Undo filter coefficient and gain changes caused by normalize |

`design` |
Apply design method to filter specification object |

`designmethods` |
Methods available for designing filter from specification object |

`designMultirateFIR` |
Multirate FIR filter design |

`designopts` |
Valid input arguments and values for specification object and method |

`dfilt` |
Discrete-time filter |

`dfilt.allpass` |
Allpass filter |

`dfilt.calattice` |
Coupled-allpass, lattice filter |

`dfilt.calatticepc` |
Coupled-allpass, power-complementary lattice filter |

`dfilt.cascade` |
Cascade of discrete-time filters |

`dfilt.cascadeallpass` |
Cascade of allpass discrete-time filters |

`dfilt.cascadewdfallpass` |
Cascade allpass WDF filters to construct allpass WDF |

`dfilt.delay` |
Delay filter |

`dfilt.df1` |
Discrete-time, direct-form I filter |

`dfilt.df1sos` |
Discrete-time, SOS direct-form I filter |

`dfilt.df1t` |
Discrete-time, direct-form I transposed filter |

`dfilt.df1tsos` |
Discrete-time, SOS direct-form I transposed filter |

`dfilt.df2` |
Discrete-time, direct-form II filter |

`dfilt.df2sos` |
Discrete-time, SOS, direct-form II filter |

`dfilt.df2t` |
Discrete-time, direct-form II transposed filter |

`dfilt.df2tsos` |
Discrete-time, SOS direct-form II transposed filter |

`dfilt.dfasymfir` |
Discrete-time, direct-form antisymmetric FIR filter |

`dfilt.dffir` |
Discrete-time, direct-form FIR filter |

`dfilt.dffirt` |
Discrete-time, direct-form FIR transposed filter |

`dfilt.dfsymfir` |
Discrete-time, direct-form symmetric FIR filter |

`dfilt.farrowfd` |
Fractional Delay Farrow filter |

`dfilt.farrowlinearfd` |
Farrow Linear Fractional Delay filter |

`dfilt.fftfir` |
Discrete-time, overlap-add, FIR filter |

`dfilt.latticeallpass` |
Discrete-time, lattice allpass filter |

`dfilt.latticear` |
Discrete-time, lattice, autoregressive filter |

`dfilt.latticearma` |
Discrete-time, lattice, autoregressive, moving-average filter |

`dfilt.latticemamax` |
Discrete-time, lattice, moving-average filter with maximum phase |

`dfilt.latticemamin` |
Discrete-time, lattice, moving-average filter with minimum phase |

`dfilt.parallel` |
Discrete-time, parallel structure filter |

`dfilt.scalar` |
Discrete-time, scalar filter |

`dfilt.wdfallpass` |
Wave digital allpass filter |

`disp` |
Filter properties and values |

`double` |
Cast fixed-point filter to use double-precision arithmetic |

`dsp.AdaptiveLatticeFilter` |
Adaptive lattice filter |

`dsp.AffineProjectionFilter` |
Compute output, error and coefficients using Affine Projection (AP) Algorithm |

`dsp.AllpassFilter` |
Single section or cascaded allpass filter |

`dsp.AllpoleFilter` |
IIR Filter with no zeros |

`dsp.AnalyticSignal` |
Analytic signals of discrete-time inputs |

`dsp.ArrayPlot` |
Display vectors or arrays |

`dsp.ArrayVectorAdder` |
Add array to vector along specified dimension |

`dsp.ArrayVectorDivider` |
Divide array by vector along specified dimension |

`dsp.ArrayVectorMultiplier` |
Multiply array by vector along specified dimension |

`dsp.ArrayVectorSubtractor` |
Subtract vector from array along specified dimension |

`dsp.AudioFileReader` |
Stream from audio file |

`dsp.AudioFileWriter` |
Stream to audio file |

`dsp.AudioPlayer` |
Play audio data using computer's audio device |

`dsp.AudioRecorder` |
Record audio data using computer's audio device |

`dsp.Autocorrelator` |
Autocorrelation sequence |

`dsp.BinaryFileReader` |
Read data from binary file |

`dsp.BinaryFileWriter` |
Write data to binary files |

`dsp.BiquadFilter` |
IIR filter using biquadratic structures |

`dsp.BlockLMSFilter` |
Compute output, error, and weights using Block LMS adaptive algorithm |

`dsp.Buffer` |
Buffer input signal |

`dsp.BurgAREstimator` |
Estimate of autoregressive (AR) model parameters using Burg method |

`dsp.BurgSpectrumEstimator` |
Parametric spectral estimate using Burg method |

`dsp.CepstralToLPC` |
Convert cepstral coefficients to linear prediction coefficients |

`dsp.Channelizer` |
Polyphase FFT analysis filter bank |

`dsp.ChannelSynthesizer` |
Polyphase FFT synthesis filter bank |

`dsp.Chirp` |
Generate swept-frequency cosine (chirp) signal |

`dsp.CICCompensationDecimator` |
Compensate for CIC decimation filter using FIR decimator |

`dsp.CICCompensationInterpolator` |
Compensate for CIC interpolation filter using FIR interpolator |

`dsp.CICDecimator` |
Decimate input using Cascaded Integrator-Comb filter |

`dsp.CICInterpolator` |
Interpolate signal using Cascaded Integrator-Comb filter |

`dsp.ColoredNoise` |
Colored noise generator |

`dsp.Convolver` |
Convolution of two inputs |

`dsp.Counter` |
Count up or down through specified range of numbers |

`dsp.CoupledAllpassFilter` |
Coupled allpass IIR filter |

`dsp.Crosscorrelator` |
Cross-correlation of two inputs |

`dsp.CrossSpectrumEstimator` |
Estimate cross-spectral density |

`dsp.CumulativeProduct` |
Cumulative product of channel, column, or row elements |

`dsp.CumulativeSum` |
Cumulative sum of channel, column, or row elements |

`dsp.DCBlocker` |
Remove DC component |

`dsp.DCT` |
Discrete cosine transform (DCT) |

`dsp.Delay` |
Delay input by specified number of samples or frames |

`dsp.DelayLine` |
Rebuffer sequence of inputs with one-sample shift |

`dsp.Differentiator` |
Direct form FIR fullband differentiator filter |

`dsp.DigitalDownConverter` |
Translate digital signal from Intermediate Frequency (IF) band to baseband and decimate it |

`dsp.DigitalUpConverter` |
Interpolate digital signal and translate it from baseband to Intermediate Frequency (IF) band |

`dsp.DyadicAnalysisFilterBank` |
Dyadic analysis filter bank |

`dsp.DyadicSynthesisFilterBank` |
Reconstruct signals from subbands |

`dsp.FarrowRateConverter` |
Polynomial sample rate converter with arbitrary conversion factor |

`dsp.FastTransversalFilter` |
Fast Transversal filter |

`dsp.FFT` |
Discrete Fourier transform |

`dsp.FilterCascade` |
Construct a cascade of filter System objects |

`dsp.FilteredXLMSFilter` |
Filtered XLMS filter |

`dsp.FIRDecimator` |
Polyphase FIR decimator |

`dsp.FIRFilter` |
Static or time-varying FIR filter |

`dsp.FIRHalfbandDecimator` |
Halfband decimator |

`dsp.FIRHalfbandInterpolator` |
Halfband interpolator |

`dsp.FIRInterpolator` |
Polyphase FIR interpolator |

`dsp.FIRRateConverter` |
Sample rate converter |

`dsp.FrequencyDomainAdaptiveFilter` |
Frequency Domain Adaptive filter |

`dsp.HDLComplexToMagnitudeAngle` |
Compute magnitude and phase angle of complex signal—optimized for HDL code generation |

`dsp.HDLFFT` |
Fast Fourier transform—optimized for HDL code generation |

`dsp.HDLFIRRateConverter` |
Upsample, filter, and downsample—optimized for HDL code generation |

`dsp.HDLIFFT` |
Inverse fast Fourier transform—optimized for HDL code generation |

`dsp.HDLNCO` |
Generate real or complex sinusoidal signals—optimized for HDL code generation |

`dsp.HighpassFilter` |
FIR or IIR highpass filter |

`dsp.Histogram` |
Histogram of input or sequence of inputs |

`dsp.IDCT` |
Inverse discrete cosine transform (IDCT) |

`dsp.IFFT` |
Inverse discrete Fourier transform (IDFFT) |

`dsp.IIRFilter` |
Infinite Impulse Response (IIR) filter |

`dsp.IIRHalfbandDecimator` |
Decimate by factor of two using polyphase IIR |

`dsp.IIRHalfbandInterpolator` |
Interpolate by a factor of two using polyphase IIR |

`dsp.Interpolator` |
Linear or FIR interpolation |

`dsp.KalmanFilter` |
Estimate system measurements and states using Kalman filter |

`dsp.LDLFactor` |
Factor square Hermitian positive definite matrices into components |

`dsp.LevinsonSolver` |
Solve linear system of equations using Levinson-Durbin recursion |

`dsp.LMSFilter` |
LMS adaptive filter |

`dsp.LogicAnalyzer` |
Display transitions of signals over time |

`dsp.LowerTriangularSolver` |
Solve lower-triangular matrix equation |

`dsp.LowpassFilter` |
FIR or IIR lowpass filter |

`dsp.LPCToAutocorrelation` |
Convert linear prediction coefficients to autocorrelation coefficients |

`dsp.LPCToCepstral` |
Convert linear prediction coefficients to cepstral coefficients |

`dsp.LPCToLSF` |
Convert linear prediction coefficients to line spectral frequencies |

`dsp.LPCToLSP` |
Convert linear prediction coefficients to line spectral pairs |

`dsp.LPCToRC` |
Convert linear prediction coefficients to reflection coefficients |

`dsp.LSFToLPC` |
Convert line spectral frequencies to linear prediction coefficients |

`dsp.LSPToLPC` |
Convert line spectral pairs to linear prediction coefficients |

`dsp.LUFactor` |
Factor square matrix into lower and upper triangular matrices |

`dsp.MatFileReader` |
Read MAT file |

`dsp.MatFileWriter` |
Write MAT file |

`dsp.Maximum` |
Find maximum value of input or sequence of inputs |

`dsp.Mean` |
Find mean value of input or sequence of inputs |

`dsp.Median` |
Median value of input |

`dsp.MedianFilter` |
Median filter |

`dsp.Minimum` |
Find minimum values of input or sequence of inputs |

`dsp.MovingAverage` |
Moving average |

`dsp.MovingMaximum` |
Moving maximum |

`dsp.MovingMinimum` |
Moving minimum |

`dsp.MovingRMS` |
Moving Root Mean Square |

`dsp.MovingStandardDeviation` |
Moving standard deviation |

`dsp.MovingVariance` |
Moving variance |

`dsp.NCO` |
Generate real or complex sinusoidal signals |

`dsp.Normalizer` |
Vector normalization along specified dimension |

`dsp.NotchPeakFilter` |
Second-order tunable notching and peaking IIR filter |

`dsp.ParametricEQFilter` |
Tunable second-order parametric equalizer filter |

`dsp.PeakFinder` |
Determine extrema (maxima or minima) in input signal |

`dsp.PeakToPeak` |
Peak-to-peak value |

`dsp.PeakToRMS` |
Peak-to-root-mean-square value of vector |

`dsp.PhaseExtractor` |
Extract the unwrapped phase of a complex input |

`dsp.PhaseUnwrapper` |
Unwrap signal phase |

`dsp.PulseMetrics` |
Pulse metrics of bilevel waveforms |

`dsp.RCToAutocorrelation` |
Convert reflection coefficients to autocorrelation coefficients |

`dsp.RCToLPC` |
Convert reflection coefficients to linear prediction coefficients |

`dsp.RLSFilter` |
Compute output, error and coefficients using Recursive Least Squares (RLS) algorithm |

`dsp.RMS` |
Root mean square of vector elements |

`dsp.SampleRateConverter` |
Multistage sample rate converter |

`dsp.ScalarQuantizerDecoder` |
Convert each index value into quantized output value |

`dsp.ScalarQuantizerEncoder` |
Associate input value with index value of quantization region |

`dsp.SignalSink` |
Log simulation data in buffer |

`dsp.SignalSource` |
Import variable from workspace |

`dsp.SineWave` |
Discrete-time sinusoid |

`dsp.SpectrumAnalyzer` |
Display frequency spectrum of time-domain signals |

`dsp.SpectrumEstimator` |
Estimate power spectrum or power density spectrum |

`dsp.StandardDeviation` |
Standard deviation of input or sequence of inputs |

`dsp.StateLevels` |
State-level estimation for bilevel rectangular waveform |

`dsp.SubbandAnalysisFilter` |
Decompose signal into high-frequency and low-frequency subbands |

`dsp.SubbandSynthesisFilter` |
Reconstruct signal from high-frequency and low-frequency subbands |

`dsp.TimeScope` |
Time domain signal display |

`dsp.TransferFunctionEstimator` |
Estimate transfer function |

`dsp.TransitionMetrics` |
Transition metrics of bilevel waveforms |

`dsp.UDPReceiver` |
Receive UDP packets from network |

`dsp.UDPSender` |
Send UDP packets to network |

`dsp.UniformDecoder` |
Decode integer input into floating-point output |

`dsp.UniformEncoder` |
Quantize and encode floating-point input into integer output |

`dsp.UpperTriangularSolver` |
Solve upper-triangular matrix equation |

`dsp.VariableBandwidthFIRFilter` |
Variable bandwidth FIR filter |

`dsp.VariableBandwidthIIRFilter` |
Variable bandwidth IIR filter |

`dsp.VariableFractionalDelay` |
Delay input by time-varying fractional number of sample periods |

`dsp.VariableIntegerDelay` |
Delay input by time-varying integer number of sample periods |

`dsp.Variance` |
Variance of input or sequence of inputs |

`dsp.VectorQuantizerDecoder` |
Vector quantizer codeword for given index value |

`dsp.VectorQuantizerEncoder` |
Vector quantization encoding |

`dsp.Window` |
Window object |

`dsp.ZeroCrossingDetector` |
Zero crossing detector |

`dsp_links` |
Identify whether blocks in model are current, deprecated, or obsolete |

`dsplib` |
Open top-level DSP System Toolbox library |

`dspstartup` |
Configure Simulink environment for signal processing systems |

`dspunfold` |
Generates a multi-threaded MEX file from a MATLAB function |

`ellip` |
Elliptic filter using specification object |

`equiripple` |
Equiripple single-rate FIR filter from specification object |

`euclidfactors` |
Euclid factors for multirate filter |

`fcfwrite` |
Write file containing filter coefficients |

`fdesign` |
Filter specification object |

`fdesign.arbgrpdelay` |
Arbitrary group delay filter specification object |

`fdesign.arbmag` |
Arbitrary response magnitude filter specification object |

`fdesign.arbmagnphase` |
Arbitrary response magnitude and phase filter specification object |

`fdesign.audioweighting` |
Audio weighting filter specification object |

`fdesign.bandpass` |
Bandpass filter specification object |

`fdesign.bandstop` |
Bandstop filter specification object |

`fdesign.ciccomp` |
CIC compensator filter specification object |

`fdesign.comb` |
IIR comb filter specification object |

`fdesign.decimator` |
Decimator filter specification object |

`fdesign.differentiator` |
Differentiator filter specification object |

`fdesign.fracdelay` |
Fractional delay filter specification object |

`fdesign.halfband` |
Halfband filter specification object |

`fdesign.highpass` |
Highpass filter specification object |

`fdesign.hilbert` |
Hilbert filter specification object |

`fdesign.interpolator` |
Interpolator filter specification |

`fdesign.isinchp` |
Inverse sinc highpass filter specification |

`fdesign.isinclp` |
Inverse sinc lowpass filter specification |

`fdesign.lowpass` |
Lowpass filter specification |

`fdesign.notch` |
Notch filter specification |

`fdesign.nyquist` |
Nyquist filter specification |

`fdesign.octave` |
Octave filter specification |

`fdesign.parameq` |
Parametric equalizer filter specification |

`fdesign.peak` |
Peak filter specification |

`fdesign.polysrc` |
Construct polynomial sample-rate converter (POLYSRC) filter designer |

`fdesign.pulseshaping` |
Pulse-shaping filter specification object |

`fdesign.rsrc` |
Rational-factor sample-rate converter specification |

`fftcoeffs` |
Frequency-domain coefficients |

`filter` |
Filter data with filter object |

`filterBuilder` |
GUI-based filter design |

`filterDesigner` |
Open Filter Designer app |

`filtstates.cic` |
Store CIC filter states |

`fircband` |
Constrained-band equiripple FIR filter |

`firceqrip` |
Constrained equiripple FIR filter |

`fircls` |
FIR Constrained Least Squares filter |

`fireqint` |
Equiripple FIR interpolators |

`firgr` |
Parks-McClellan FIR filter |

`firhalfband` |
Halfband FIR filter |

`firlp2hp` |
Convert FIR lowpass filter to Type I FIR highpass filter |

`firlp2lp` |
Convert FIR Type I lowpass to FIR Type 1 lowpass with inverse bandwidth |

`firlpnorm` |
Least P-norm optimal FIR filter |

`firls` |
Least-square linear-phase FIR filter design |

`firminphase` |
Minimum-phase FIR spectral factor |

`firnyquist` |
Lowpass Nyquist (Lth-band) FIR filter |

`firpr2chfb` |
Two-channel FIR filter bank for perfect reconstruction |

`firtype` |
Type of linear phase FIR filter |

`freqrespest` |
Frequency response estimate via filtering |

`freqrespopts` |
Options for filter frequency response analysis |

`freqsamp` |
Real or complex frequency-sampled FIR filter from specification object |

`freqz` |
Frequency response of filter |

`fvtool` |
Open Filter Visualization Tool |

`gain` |
CIC filter gain |

`grpdelay` |
Filter group delay |

`help` |
Help for design method with filter specification |

`ifir` |
Interpolated FIR filter from filter specification |

`iirbpc2bpc` |
Transform IIR complex bandpass filter to IIR complex bandpass filter with different characteristics |

`iircomb` |
IIR comb notch or peak filter |

`iirftransf` |
IIR frequency transformation of filter |

`iirgrpdelay` |
Optimal IIR filter with prescribed group-delay |

`iirlinphase` |
Quasi-linear phase IIR filter from halfband filter specification |

`iirlp2bp` |
Transform IIR lowpass filter to IIR bandpass filter |

`iirlp2bpc` |
IIR lowpass to complex bandpass transformation |

`iirlp2bs` |
Transform IIR lowpass filter to IIR bandstop filter |

`iirlp2bsc` |
Transform IIR lowpass filter to IIR complex bandstop filter |

`iirlp2hp` |
Transform lowpass IIR filter to highpass filter |

`iirlp2lp` |
Transform lowpass IIR filter to different lowpass filter |

`iirlp2mb` |
Transform IIR lowpass filter to IIR M-band filter |

`iirlp2mbc` |
Transform IIR lowpass filter to IIR complex M-band filter |

`iirlp2xc` |
Transform IIR lowpass filter to IIR complex N-point filter |

`iirlp2xn` |
Transform IIR lowpass filter to IIR real N-point filter |

`iirlpnorm` |
Least P-norm optimal IIR filter |

`iirlpnormc` |
Constrained least Pth-norm optimal IIR filter |

`iirls` |
Least-squares IIR filter from specification object |

`iirnotch` |
Second-order IIR notch filter |

`iirparameq` |
IIR biquad digital parametric equalizer filter |

`iirpeak` |
Second-order IIR peak or resonator filter |

`iirpowcomp` |
Power complementary IIR filter |

`iirrateup` |
Upsample IIR filter by integer factor |

`iirshift` |
Shift frequency response of IIR filter |

`iirshiftc` |
Shift frequency response of IIR complex filter |

`impz` |
Filter impulse response |

`impzlength` |
Impulse response length |

`info` |
Information about filter |

`int` |
States from CIC filter |

`isallpass` |
Determine whether filter is allpass |

`isfir` |
Determine whether filter is FIR |

`islinphase` |
Determine whether filter has linear phase |

`ismaxphase` |
Determine whether filter is maximum phase |

`isminphase` |
Determine whether filter is minimum phase |

`isreal` |
Determine whether filter uses real coefficients |

`issos` |
Determine whether filter is SOS form |

`isstable` |
Determine whether filter is stable |

`liblinks` |
Check model for blocks from specific DSP System Toolbox libraries |

`limitcycle` |
Response of single-rate, fixed-point IIR filter |

`matlab.System` |
Base class for System objects |

`matlab.system.display.Action` |
Custom button |

`matlab.system.display.Header` |
Header for System objects properties |

`matlab.system.display.Section` |
Property group section for System objects |

`matlab.system.display.SectionGroup` |
Section group for System objects |

`matlab.system.mixin.CustomIcon` |
Custom icon mixin class |

`matlab.system.mixin.FiniteSource` |
Finite source mixin class |

`matlab.system.mixin.Nondirect` |
Nondirect feedthrough mixin class |

`matlab.system.mixin.Propagates` |
Signal characteristics propagation mixin class |

`matlab.system.StringSet` |
Set of valid character vector values |

`maxflat` |
Maxflat FIR filter |

`maximizestopband` |
Maximize stopband attenuation of fixed-point filter |

`maxstep` |
Maximum step size for adaptive filter convergence |

`measure` |
Measure filter magnitude response |

`mfilt` |
Multirate filter |

`mfilt.cascade` |
Cascade filter objects |

`mfilt.cicdecim` |
Fixed-point CIC decimator |

`mfilt.cicinterp` |
Fixed-point CIC interpolator |

`mfilt.farrowsrc` |
Sample rate converter with arbitrary conversion factor |

`mfilt.fftfirinterp` |
Overlap-add FIR polyphase interpolator |

`mfilt.firdecim` |
Direct-form FIR polyphase decimator |

`mfilt.firfracdecim (Obsolete)` |
Direct-form FIR polyphase fractional decimator |

`mfilt.firfracinterp (Obsolete)` |
Direct-form FIR polyphase fractional interpolator |

`mfilt.firinterp` |
FIR filter-based interpolator |

`mfilt.firsrc` |
Direct-form FIR polyphase sample rate converter |

`mfilt.firtdecim` |
Direct-form transposed FIR filter |

`mfilt.holdinterp` |
FIR hold interpolator |

`mfilt.iirdecim` |
IIR decimator |

`mfilt.iirinterp` |
IIR interpolator |

`mfilt.iirwdfdecim` |
IIR wave digital filter decimator |

`mfilt.iirwdfinterp` |
IIR wave digital filter interpolator |

`mfilt.linearinterp` |
Linear interpolator |

`midicallback` |
Call function handle when MIDI controls change value |

`midicontrols` |
Open a group of MIDI controls for reading |

`midiid` |
Interactively identify MIDI control |

`midiread` |
Return most recent value of MIDI controls |

`midisync` |
Send values to MIDI controls to synchronize |

`minimizecoeffwl` |
Minimum wordlength fixed-point filter |

`msepred` |
Predicted mean-squared error for adaptive filter |

`msesim` |
Measured mean-squared error for adaptive filter |

`multistage` |
Multistage filter from specification object |

`noisepsd` |
Power spectral density of filter output due to roundoff noise |

`noisepsdopts` |
Options for running filter output noise PSD |

`norm` |
P-norm of filter |

`normalize` |
Normalize filter numerator or feed-forward coefficients |

`normalizefreq` |
Switch filter specification between normalized frequency and absolute frequency |

`nstates` |
Number of filter states |

`order` |
Order of fixed-point filter |

`phasedelay` |
Phase delay of filter |

`phasez` |
Unwrapped phase response for filter |

`polyphase` |
Polyphase decomposition of multirate filter |

`qreport` |
Most recent fixed-point filtering operation report |

`realizemdl` |
Simulink subsystem block for filter |

`rebuffer_delay` |
Number of samples of delay introduced by buffering and unbuffering operations |

`reffilter` |
Reference filter for fixed-point or single-precision filter |

`reorder` |
Rearrange sections in SOS filter |

`reset` |
Reset filter properties to initial conditions |

`scale` |
Scale sections of SOS filter |

`scalecheck` |
Check scaling of SOS filter |

`scaleopts` |
Options for scaling SOS filter |

`set2int` |
Configure filter for integer filtering |

`setspecs` |
Specifications for filter specification object |

`sos` |
Convert quantized filter to second–order sections (SOS) form |

`spbscopes.SpectrumAnalyzerConfiguration` |
Configure Spectrum Analyzer for programmatic access |

`specifyall` |
Fixed-point scaling modes in direct-form FIR filter |

`stepz` |
Step response for filter |

`sysobj` |
Create filter System object from discrete-time filter |

`tf2ca` |
Transfer function to coupled allpass |

`tf2cl` |
Transfer function to coupled allpass lattice |

`validstructures` |
Structures for specification object with design method |

`wdf2allpass` |
Wave Digital Filter to allpass coefficient transformation |

`window` |
FIR filter using windowed impulse response |

`zerophase` |
Zero-phase response for filter |

`zpkbpc2bpc` |
Zero-pole-gain complex bandpass frequency transformation |

`zpkftransf` |
Zero-pole-gain frequency transformation |

`zpklp2bp` |
Zero-pole-gain lowpass to bandpass frequency transformation |

`zpklp2bpc` |
Zero-pole-gain lowpass to complex bandpass frequency transformation |

`zpklp2bs` |
Zero-pole-gain lowpass to bandstop frequency transformation |

`zpklp2bsc` |
Zero-pole-gain lowpass to complex bandstop frequency transformation |

`zpklp2hp` |
Zero-pole-gain lowpass to highpass frequency transformation |

`zpklp2lp` |
Zero-pole-gain lowpass to lowpass frequency transformation |

`zpklp2mb` |
Zero-pole-gain lowpass to M-band frequency transformation |

`zpklp2mbc` |
Zero-pole-gain lowpass to complex M-band frequency transformation |

`zpklp2xc` |
Zero-pole-gain lowpass to complex N-point frequency transformation |

`zpklp2xn` |
Zero-pole-gain lowpass to N-point frequency transformation |

`zpkrateup` |
Zero-pole-gain complex bandpass frequency transformation |

`zpkshift` |
Zero-pole-gain real shift frequency transformation |

`zpkshiftc` |
Zero-pole-gain complex shift frequency transformation |

`zplane` |
Zero-poles plots for filters |