The following Matlab project contains the source code and Matlab examples used for non uniform sampling . simulation of the following paper: Venkataramani, R.; Bresler, Y., "Optimal sub-Nyquist nonuniform sampling and reconstruction for multiband signals," Signal Processing, IEEE Transactions on , vol.49, no.10, pp.2301,2313, Oct. 2001

The following Matlab project contains the source code and Matlab examples used for a wideband spectrum sensing method for cognitive radio using sub nyquist sampling. simulation of the following paper: A Wideband Spectrum Sensing Method for Cognitive Radio using Sub-Nyquist Sampling IEEE DSP/SPE 2011

The following Matlab project contains the source code and Matlab examples used for discrete fourier transform . This Matlab code can be used for Fourier transforming of any arbitrary discrete data.

The following Matlab project contains the source code and Matlab examples used for to compute dft of a given signal . Tracing code is intended to perform N point Discrete Fourier Transform of input signal x. Maximum value of N is equal to signal length. It also computes the DFT matrix of order N.

The following Matlab project contains the source code and Matlab examples used for least mean square for system identification. Least mean squares (LMS) algorithms are a class of adaptive filter used to mimic a desired filter by finding the filter coefficients that relate to producing the least mean squares of the error signal (difference between the desired and the actual signal).

The following Matlab project contains the source code and Matlab examples used for fast chebyshev transform (1d). This script allows for fast transformation between nodal and spectral values at the Chebyshev-Gauss-Lobatto points by using the built-in functions fft/ifft.

The following Matlab project contains the source code and Matlab examples used for scaled windowing function. function to calculate window centered at the zero segment of outwind size WFUNC - windowing function from the list: 'barthannwin' 'bartlett' 'blackman' 'blackmanharris' 'bohmanwin' 'gausswin' 'hann' 'nuttallwin' 'parzenwin' 'triang' 'hamming' 'flattopwin' OUTWIND - length of the OUTPUT total window segment (padded with zeros if OUTWIND> INSIDEWIND or truncated INSIDEWIND if OUTWIND < INSIDEWIND INSIDEWIND - length of the windowing function centered in OUTWIND  

The following Matlab project contains the source code and Matlab examples used for dtmf encoder decoder with gui using fft,goertzel,filter banks. A phone-like DTMF tool with GUI using several methods, FFT,goertzel and filter banks. Just run the gui.

The following Matlab project contains the source code and Matlab examples used for successive approximation adc. Includes: -error calculation for DAC's finite bandwidth & slew-rate -remedy to the error -dynamic performance -simulation with real binary resistive DAC -description file

The following Matlab project contains the source code and Matlab examples used for delta modulation and adaptive delta modulation. Plataforma: Matlab 6.

The following Matlab project contains the source code and Matlab examples used for lomb (lomb scargle) periodogram. LOMB(T,H,OFAC,HIFAC) computes the Lomb normalized periodogram (spectral power as a function of frequency) of a sequence of N data points H, sampled at times T, which are not necessarily evenly spaced.

The following Matlab project contains the source code and Matlab examples used for ezfft an easy to use power spectrum (fft). EZFFT(T,U) plots the power spectrum of the signal U(T) , where T is a 'time' and U is a real signal (T can be considered as a space coordinate as well).

The following Matlab project contains the source code and Matlab examples used for lomb normalized periodogram. Both functions caculate the Lomb normalized periodogram (aka Lomb-Scargle, Gauss-Vanicek or Least-Squares spectrum) of a vector x with coordinates in t, which is essentially a generalization of the DFT for unevenly sampled data.

The following Matlab project contains the source code and Matlab examples used for hybrid filter banks with fractional delays minimax design and applications to multichannel sampling. MATLAB Implementation and demo to design of filters in a hybrid FB with fractional delays.

The following Matlab project contains the source code and Matlab examples used for recursive tesselation. This is the basic algorithm for building Bayer's dither array but does so with unlimited size such that: H=rcrsvtslltn(N) produces an NxN Bayer's dither array.

The following Matlab project contains the source code and Matlab examples used for fast circular (periodic) cross correlation. Uses fft to calculate the circular cross correlation of two periodic signal vectors.

The following Matlab project contains the source code and Matlab examples used for this program designs a prototype filter for use in a quadrature mirror filter filterbank. . This program designs a prototype filter for use in a Quadrature Mirror Filter filterbank.

The following Matlab project contains the source code and Matlab examples used for performs vectorized fft on multiple processors. new: single and double precision. . This is an extension of the original FFTmt to perform single-precision fft as well as double-precision.

The following Matlab project contains the source code and Matlab examples used for find upper and lower envelopes of a given signal . Find upper and lower envelopes of a given signal Syntax [upperenv lowerenv] = envelope(sig, method) inputs:   sig: vector of the input signal   method: method of interpolation (defined as in interp1) outputs:   upperenv: upper envelope of the input signal   lowerenv: lower envelope of the input signal

The following Matlab project contains the source code and Matlab examples used for signal rms. % Calculates windowed (over- and non-overlapping) RMS of a signal using the specified windowlength % y = rms(signal, windowlength, overlap, zeropad) % signal is a 1-D vector % windowlength is an integer length of the RMS window in samples % overlap is the number of samples to overlap adjacent windows (enter 0 to use non-overlapping windows) % zeropad is a flag for zero padding the end of your data.

The following Matlab project contains the source code and Matlab examples used for simulating cic filtering decimation without the filter design toolbox. Recently needed to see the effects of a CIC decimating filter but realized that with my new license of Matlab, I did not have access to the Filter Design Toolbox.