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

Downsample | Resample input at lower rate by deleting samples |

Digital Down-Converter | Translate digital signal from Intermediate Frequency (IF) band to baseband and decimate it |

Digital Up-Converter | Interpolate digital signal and translate it from baseband to Intermediate Frequency (IF) band |

Farrow Rate Converter | Polynomial sample-rate converter with arbitrary conversion factor |

Interpolation | Interpolate values of real input samples |

Repeat | Resample input at higher rate by repeating values |

Sample and Hold | Sample and hold input signal |

Sample-Rate Converter | Multistage sample-rate conversion |

Upsample | Resample input at higher rate by inserting zeros |

Convolution | Convolution of two inputs |

DC Blocker | Block DC component |

Detrend | Remove linear trend from vectors |

Offset | Truncate vectors by removing or keeping beginning or ending values |

Pad | Pad or truncate specified dimension(s) |

Peak Finder | Determine whether each value of input signal is local minimum or maximum |

Phase Extractor | Extract the unwrapped phase of a complex input |

Unwrap | Unwrap signal phase |

Window Function | Compute and/or apply window to input signal |

Zero Crossing | Count number of times signal crosses zero in single time step |

Variable Integer Delay | Delay input by time-varying integer number of sample periods |

Variable Fractional Delay | Delay input by time-varying fractional number of sample periods |

Chirp | Generate swept-frequency cosine (chirp) signal |

Colored Noise | Generate colored noise signal |

Constant | Generate constant value |

Constant Ramp | Generate ramp signal with length based on input dimensions |

Discrete Impulse | Generate discrete impulse |

Identity Matrix | Generate matrix with ones on main diagonal and zeros elsewhere |

Multiphase Clock | Generate multiple binary clock signals |

N-Sample Enable | Output ones or zeros for specified number of sample times |

NCO | Generate real or complex sinusoidal signals |

NCO HDL Optimized | Generate real or complex sinusoidal signals—optimized for HDL code generation |

Random Source | Generate randomly distributed values |

Signal From Workspace | Import signal from MATLAB workspace |

Sine Wave | Generate continuous or discrete sine wave |

Triggered Signal From Workspace | Import signal samples from MATLAB workspace when triggered |

Audio Device Writer | Play to sound card |

UDP Receive | Receive uint8 vector as UDP message |

UDP Send | Send UDP message |

Binary File Reader | Read data from binary files |

Binary File Writer | Write data to binary files |

From Multimedia File | Stream from multimedia file |

To Multimedia File | Stream video frames and audio samples to multimedia file |

Array Plot | Display vectors or arrays |

Spectrum Analyzer | Display frequency spectrum of time-domain signals |

Time Scope | Display time-domain signals |

Vector Scope | Display vector or matrix of time-domain, frequency-domain, or user-defined data |

Matrix Viewer | Display matrices as color images |

Waterfall | View vectors of data over time |

To Workspace | Write data to MATLAB workspace |

Triggered To Workspace | Write input sample to MATLAB workspace when triggered |

Buffer | Buffer input sequence to smaller or larger frame size |

Delay Line | Rebuffer sequence of inputs |

Queue | Store inputs in FIFO register |

Stack | Store inputs into LIFO register |

Unbuffer | Unbuffer input frame into sequence of scalar outputs |

Counter | Count up or down through specified range of numbers |

Edge Detector | Detect transition from zero to nonzero value |

Event-Count Comparator | Detect threshold crossing of accumulated nonzero inputs |

Multiphase Clock | Generate multiple binary clock signals |

N-Sample Enable | Output ones or zeros for specified number of sample times |

N-Sample Switch | Switch between two inputs after specified number of sample periods |

Check Signal Attributes | Error when input signal does or does not match selected attributes exactly |

Inherit Complexity | Change complexity of input to match reference signal |

Convert 1-D to 2-D | Reshape 1-D or 2-D input to 2-D matrix with specified dimensions |

Convert 2-D to 1-D | Convert 2-D matrix input to 1-D vector |

Data Type Conversion | Convert input signal to specified data type |

Frame Conversion | Specify sampling mode of output signal |

Flip | Flip input vertically or horizontally |

Multiport Selector | Distribute arbitrary subsets of input rows or columns to multiple output ports |

Overwrite Values | Overwrite submatrix or subdiagonal of input |

Selector | Select input elements from vector, matrix, or multidimensional signal |

Submatrix | Select subset of elements (submatrix) from matrix input |

Variable Selector | Select subset of rows or columns from input |

Analog Filter Design | Design and implement analog filters |

Digital Filter Design | Design and implement digital FIR and IIR filters |

Filter Realization Wizard | Construct filter realizations using digital filter blocks or Sum, Gain, and Delay blocks |

Arbitrary Response Filter | Design arbitrary response filter |

Bandpass Filter | Design bandpass filter |

Bandstop Filter | Design bandstop filter |

Comb Filter | Design comb Filter |

Differentiator Filter | Direct form FIR fullband differentiator filter |

Hampel Filter | Filter outliers using Hampel identifier |

Highpass Filter | Design FIR or IIR highpass filter |

Hilbert Filter | Design Hilbert filter |

Inverse Sinc Filter | Design inverse sinc filter |

Lowpass Filter | Design FIR or IIR lowpass filter |

Median Filter | Median filter |

Notch-Peak Filter | Design second-order tunable notching and peaking IIR filter |

Variable Bandwidth FIR Filter | Design tunable bandwidth FIR filter |

Variable Bandwidth IIR Filter | Design tunable bandwidth IIR filter |

CIC Filter | Design Cascaded Integrator-Comb (CIC) Filter |

CIC Compensation Decimator | Compensate for CIC filter using FIR decimator |

CIC Compensation Interpolator | Compensate for CIC filter using FIR interpolator |

FIR Halfband Decimator | Decimate signal using polyphase FIR halfband filter |

FIR Halfband Interpolator | Interpolate signal using polyphase FIR half band filter |

IIR Halfband Decimator | Decimate signal using polyphase IIR halfband filter |

IIR Halfband Interpolator | Interpolate signal using polyphase IIR halfband filter |

Nyquist Filter | Design Nyquist filter |

Analytic Signal | Compute analytic signals of discrete-time inputs |

Differentiator Filter | Direct form FIR fullband differentiator filter |

Discrete Filter | Model Infinite Impulse Response (IIR) filters |

Discrete FIR Filter | Model FIR filters |

Discrete FIR Filter HDL Optimized | Finite impulse response filter—optimized for HDL code generation |

Hampel Filter | Filter outliers using Hampel identifier |

Highpass Filter | Design FIR or IIR highpass filter |

Lowpass Filter | Design FIR or IIR lowpass filter |

Median Filter | Median filter |

Overlap-Add FFT Filter | Implement overlap-add method of frequency-domain filtering |

Overlap-Save FFT Filter | Implement overlap-save method of frequency-domain filtering |

Variable Bandwidth FIR Filter | Design tunable bandwidth FIR filter |

Allpass Filter | Single-section or multiple-section allpass filter |

Allpole Filter | Model allpole filters |

Biquad Filter | Model biquadratic IIR (SOS) filters |

Notch-Peak Filter | Design second-order tunable notching and peaking IIR filter |

Variable Bandwidth IIR Filter | Design tunable bandwidth IIR filter |

Channelizer | Polyphase FFT analysis filter bank |

Channelizer HDL Optimized | Polyphase filter bank and fast Fourier transform—optimized for HDL code generation |

Channel Synthesizer | Polyphase FFT synthesis filter bank |

Farrow Rate Converter | Polynomial sample-rate converter with arbitrary conversion factor |

FIR Decimation | Filter and downsample input signals |

FIR Halfband Decimator | Decimate signal using polyphase FIR halfband filter |

FIR Halfband Interpolator | Interpolate signal using polyphase FIR half band filter |

FIR Interpolation | Upsample and filter input signals |

FIR Rate Conversion | Upsample, filter, and downsample input signals |

FIR Rate Conversion HDL Optimized | Upsample, filter, and downsample input signals—optimized for HDL code generation |

IIR Halfband Decimator | Decimate signal using polyphase IIR halfband filter |

IIR Halfband Interpolator | Interpolate signal using polyphase IIR halfband filter |

Digital Down-Converter | Translate digital signal from Intermediate Frequency (IF) band to baseband and decimate it |

Digital Up-Converter | Interpolate digital signal and translate it from baseband to Intermediate Frequency (IF) band |

Sample-Rate Converter | Multistage sample-rate conversion |

CIC Compensation Decimator | Compensate for CIC filter using FIR decimator |

CIC Compensation Interpolator | Compensate for CIC filter using FIR interpolator |

CIC Decimation | Decimate signal using Cascaded Integrator-Comb filter |

CIC Interpolation | Interpolate signal using Cascaded Integrator-Comb filter |

Dyadic Analysis Filter Bank | Decompose signals into subbands with smaller bandwidths and slower sample rates or compute discrete wavelet transform (DWT) |

Dyadic Synthesis Filter Bank | Reconstruct signals from subbands with smaller bandwidths and slower sample rates or compute inverse discrete wavelet transform (IDWT) |

Two-Channel Analysis Subband Filter | Decompose signal into high-frequency and low-frequency subbands |

Two-Channel Synthesis Subband Filter | Reconstruct signal from high-frequency and low-frequency subbands |

Block LMS Filter | Compute output, error, and weights using LMS adaptive algorithm |

Fast Block LMS Filter | Compute output, error, and weights using LMS adaptive algorithm |

Kalman Filter | Predict or estimate states of dynamic systems |

LMS Filter | Compute output, error, and weights using LMS adaptive algorithm |

LMS Update | Estimate weights of LMS adaptive filter |

RLS Filter | Compute filtered output, filter error, and filter weights for given input and desired signal using RLS adaptive filter algorithm |

Complex Cepstrum | Compute complex cepstrum of input |

FFT | Fast Fourier transform (FFT) of input |

IFFT | Inverse fast Fourier transform (IFFT) of input |

Inverse Short-Time FFT | Recover time-domain signals by performing inverse short-time, fast Fourier transform (FFT) |

Magnitude FFT | Compute nonparametric estimate of spectrum using periodogram method |

Real Cepstrum | Compute real cepstrum of input |

Short-Time FFT | Nonparametric estimate of spectrum using short-time, fast Fourier transform (FFT) method |

FFT HDL Optimized | Fast Fourier transform—optimized for HDL code generation |

IFFT HDL Optimized | Inverse fast Fourier transform—optimized for HDL code generation |

DCT | Discrete cosine transform (DCT) of input |

DWT | Discrete wavelet transform (DWT) of input or decompose signals into subbands with smaller bandwidths and slower sample rates |

IDCT | Inverse discrete cosine transform (IDCT) of input |

IDWT | Inverse discrete wavelet transform (IDWT) of input or reconstruct signals from subbands with smaller bandwidths and slower sample rates |

Autocorrelation LPC | Determine coefficients of Nth-order forward linear predictors |

Levinson-Durbin | Solve linear system of equations using Levinson-Durbin recursion |

LPC to LSF/LSP Conversion | Convert linear prediction coefficients to line spectral pairs or line spectral frequencies |

LPC to/from Cepstral Coefficients | Convert linear prediction coefficients to cepstral coefficients or cepstral coefficients to linear prediction coefficients |

LPC to/from RC | Convert linear prediction coefficients to reflection coefficients or reflection coefficients to linear prediction coefficients |

LPC/RC to Autocorrelation | Convert linear prediction coefficients or reflection coefficients to autocorrelation coefficients |

LSF/LSP to LPC Conversion | Convert line spectral frequencies or line spectral pairs to linear prediction coefficients |

Burg Method | Power spectral density estimate using Burg method |

Covariance Method | Power spectral density estimate using covariance method |

Cross-Spectrum Estimator | Estimate cross-power spectrum density |

Discrete Transfer Function Estimator | Compute estimate of frequency-domain transfer function of system |

Magnitude FFT | Compute nonparametric estimate of spectrum using periodogram method |

Modified Covariance Method | Power spectral density estimate using modified covariance method |

Periodogram | Power spectral density or mean-square spectrum estimate using periodogram method |

Short-Time FFT | Nonparametric estimate of spectrum using short-time, fast Fourier transform (FFT) method |

Spectrum Analyzer | Display frequency spectrum of time-domain signals |

Spectrum Estimator | Estimate power spectrum or power-density spectrum |

Yule-Walker Method | Power spectral density estimate using Yule-Walker method |

Burg AR Estimator | Compute estimate of autoregressive (AR) model parameters using Burg method |

Covariance AR Estimator | Compute estimate of autoregressive (AR) model parameters using covariance method |

Modified Covariance AR Estimator | Compute estimate of autoregressive (AR) model parameters using modified covariance method |

Yule-Walker AR Estimator | Compute estimate of autoregressive (AR) model parameters using Yule-Walker method |

Median Filter | Median filter |

Moving Average | Moving average |

Moving Maximum | Moving maximum |

Moving Minimum | Moving minimum |

Moving RMS | Moving RMS |

Moving Standard Deviation | Moving standard deviation |

Moving Variance | Moving variance |

Autocorrelation | Autocorrelation of N-D array |

Correlation | Cross-correlation of two N-D arrays |

Maximum | Maximum values of input or sequence of inputs |

Mean | Find mean value of input or sequence of inputs |

Median | Median value of input |

Minimum | Minimum values of input or sequence of inputs |

RMS | Root mean square value of input or sequence of inputs |

Sort | Sort input elements by value |

Standard Deviation | Standard deviation of input or sequence of inputs |

Variance | Variance of input or sequence of inputs |

Histogram | Histogram of input or sequence of inputs |

Array-Vector Add | Add vector to array along specified dimension |

Array-Vector Divide | Divide array by vector along specified dimension |

Array-Vector Multiply | Multiply array by vector along specified dimension |

Array-Vector Subtract | Subtract vector from array along specified dimension |

Complex to Magnitude-Angle HDL Optimized | Compute magnitude and/or phase angle of complex signal—optimized for HDL code generation using the CORDIC algorithm |

Cumulative Product | Cumulative product of channel, column, or row elements |

Cumulative Sum | Cumulative sum of channel, column, or row elements |

dB Conversion | Convert magnitude data to decibels (dB or dBm) |

dB Gain | Apply decibel gain |

Difference | Compute element-to-element difference along specified dimension of input |

Normalization | Perform vector normalization along rows, columns, or specified dimension |

Create Diagonal Matrix | Create square diagonal matrix from diagonal elements |

Extract Diagonal | Extract main diagonal of input matrix |

Extract Triangular Matrix | Extract lower or upper triangle from input matrices |

Identity Matrix | Generate matrix with ones on main diagonal and zeros elsewhere |

Matrix 1-Norm | Compute 1-norm of matrix |

Matrix Concatenate | Concatenate input signals of same data type to create contiguous output signal |

Matrix Exponential | Compute matrix exponential |

Matrix Multiply | Multiply or divide inputs |

Matrix Product | Multiply matrix elements along rows, columns, or entire input |

Matrix Square | Compute square of input matrix |

Matrix Sum | Sum matrix elements along rows, columns, or entire input |

Overwrite Values | Overwrite submatrix or subdiagonal of input |

Permute Matrix | Reorder matrix rows or columns |

Reciprocal Condition | Compute reciprocal condition of square matrix in 1-norm |

Submatrix | Select subset of elements (submatrix) from matrix input |

Toeplitz | Generate matrix with Toeplitz symmetry |

Least Squares Polynomial Fit | Compute polynomial coefficients that best fit input data in least-squares sense |

Polynomial Evaluation | Evaluate polynomial expression |

Polynomial Stability Test | Use Schur-Cohn algorithm to determine whether all roots of input polynomial are inside unit circle |

Cholesky Factorization | Factor square Hermitian positive definite matrix into triangular components |

LDL Factorization | Factor square Hermitian positive definite matrices into lower, upper, and diagonal components |

LU Factorization | Factor square matrix into lower and upper triangular components |

QR Factorization | Factor arbitrary matrix into unitary and upper triangular components |

Singular Value Decomposition | Factor matrix using singular value decomposition |

Backward Substitution | Solve UX=B for X when U is upper triangular matrix |

Cholesky Solver | Solve SX=B for X when S is square Hermitian positive definite matrix |

Forward Substitution | Solve LX=B for X when L is lower triangular matrix |

LDL Solver | Solve SX=B for X when S is square Hermitian positive definite matrix |

Levinson-Durbin | Solve linear system of equations using Levinson-Durbin recursion |

LU Solver | Solve AX=B for X when A is square matrix |

QR Solver | Find minimum-norm-residual solution to AX=B |

SVD Solver | Solve AX=B using singular value decomposition |

Cholesky Inverse | Compute inverse of Hermitian positive definite matrix using Cholesky factorization |

LDL Inverse | Compute inverse of Hermitian positive definite matrix using LDL factorization |

LU Inverse | Compute inverse of square matrix using LU factorization |

Pseudoinverse | Compute Moore-Penrose pseudoinverse of matrix |

Allpole Filter | Model allpole filters |

Biquad Filter | Model biquadratic IIR (SOS) filters |

Differentiator Filter | Direct form FIR fullband differentiator filter |

Discrete Filter | Model Infinite Impulse Response (IIR) filters |

Discrete FIR Filter | Model FIR filters |

Discrete FIR Filter HDL Optimized | Finite impulse response filter—optimized for HDL code generation |

Highpass Filter | Design FIR or IIR highpass filter |

Lowpass Filter | Design FIR or IIR lowpass filter |

CIC Compensation Decimator | Compensate for CIC filter using FIR decimator |

CIC Compensation Interpolator | Compensate for CIC filter using FIR interpolator |

CIC Decimation | Decimate signal using Cascaded Integrator-Comb filter |

CIC Interpolation | Interpolate signal using Cascaded Integrator-Comb filter |

Digital Down-Converter | Translate digital signal from Intermediate Frequency (IF) band to baseband and decimate it |

Digital Up-Converter | Interpolate digital signal and translate it from baseband to Intermediate Frequency (IF) band |

Farrow Rate Converter | Polynomial sample-rate converter with arbitrary conversion factor |

FIR Decimation | Filter and downsample input signals |

FIR Halfband Decimator | Decimate signal using polyphase FIR halfband filter |

FIR Halfband Interpolator | Interpolate signal using polyphase FIR half band filter |

FIR Interpolation | Upsample and filter input signals |

FIR Rate Conversion | Upsample, filter, and downsample input signals |

FIR Rate Conversion HDL Optimized | Upsample, filter, and downsample input signals—optimized for HDL code generation |

Two-Channel Analysis Subband Filter | Decompose signal into high-frequency and low-frequency subbands |

Two-Channel Analysis Subband Filter | Decompose signal into high-frequency and low-frequency subbands |

LMS Filter | Compute output, error, and weights using LMS adaptive algorithm |

Filter Realization Wizard | Construct filter realizations using digital filter blocks or Sum, Gain, and Delay blocks |

G711 Codec | Quantize narrowband speech input signals |

Quantizer | Discretize input at specified interval |

Scalar Quantizer Decoder | Convert each index value into quantized output value |

Scalar Quantizer Design | Start Scalar Quantizer Design Tool (SQDTool) to design scalar quantizer using Lloyd algorithm |

Scalar Quantizer Encoder | Encode each input value by associating it with index value of quantization region |

Uniform Decoder | Decode integer input into floating-point output |

Uniform Encoder | Quantize and encode floating-point input into integer output |

Vector Quantizer Decoder | Find vector quantizer codeword that corresponds to given, zero-based index value |

Vector Quantizer Design | Design vector quantizer using Vector Quantizer Design Tool (VQDTool) |

Vector Quantizer Encoder | For given input, find index of nearest codeword based on Euclidean or weighted Euclidean distance measure |

Was this topic helpful?