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updated 13 days ago

Sigma-Delta Toolbox by Isacco Arnaldi

Model-Based design and simulation of various Sigma-Delta ADCs (adc, dsp, audio processing)

SNRestimation(simout, f)

calculateSNR(hwfft,f,nsig)

ds_hann(n)

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updated 5 months ago

rtl-sdr: multi-dongles based flexible spectrum scanner by Xianjun Jiao

Multi-dongles scanner with configurable parameters: start-end frequency, RBW, num of dongles, etc. (rtlsdr, software defined radi..., spectrum scanner)

raw2iq(a)

set_freq_tcp(tcp_obj, freq)

set_gain_tcp(tcp_obj, gain)

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updated 9 months ago

Fast Filter Bank Design (ffbd) by Iman

This function can be used to design uniform and non-uniform filter banks. (filter bank design, uniform filter bank, nonuniform filter ban...)

A=A_gerenator_vector_input(x_column_vector,Beta,Sigma_dic...

Beta=Beta_dictionary(M,nk)

M=Find_LCM(x)

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updated 1 year ago

AR filter + Minimum Entropy Deconvolution for Bearing Fault Diagnosis by Santhana Raj

AR Filter by YuleWalker method combined with Minimum Entropy Deconvolution for bearing fault diagnos (ar, filtermed, minimum entropy decon...)

med2d.m

y=ar_med_filter(signal,Fs)

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updated 1 year ago

Filter Bank Design by Iman

This function can be used to design uniform and non-uniform filter banks. (filter bank, perfect reconstructio..., uniform filter bank)

A=A_gerenator(x,Beta,Sigma_dictionary,M)

Beta=Beta_dictionary(M,nk)

M=Find_LCM(x)

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updated almost 2 years ago

Uniform Filter Bank by Iman

This function can be used to design a uniform filter bank with M subbands. (optimization, signal processing, uniform filter bank)

P=P_NPR(M,m,m1)

PR_Nguyen.m

[c,ceq]=confun(h)

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updated almost 2 years ago

SCOPE: interactively tabulate SEER excel variables by Rex Cheung

This takes SEER excel column data interactively, tabulate them, write back in table format. (data import, data export, optimization)

output=xls2tabulate2xls(xlsfilename)

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updated 2 years ago

Numerically Design Power Complementary IIR(FIR) Filter by Shamail

One iir filter is given, design power (or magnitude) complementary filter numerically (filter, iir fir, power)

costFunctionIIR(coeff1, coeff2, freqPoints)

mainIIR.m

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updated 2 years ago

Equalizer, audioplayer, GUI by Maxim Vedenyov

Possible to change equalizer during playing (equalizer, eq, dsp)

[b a]=get_high_shelving_filter(g,Q,f,Fs)

[b a]=get_low_shelving_filter(g,Q,f,Fs)

[b a]=get_peak_filter(g,Q,f,Fs)

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updated 2 years ago

Digital Fractional Order Differentiator/integrator - FIR type. by Ivo Petras

General FIR digital differentiator/integrator. (filter design, filter analysis, fractional calculus)

sysdfod=dfod2(n,T,r)

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updated almost 4 years ago

Compare with hand coding and auto code generation of HDL by Akemi

You can confirm difference betwwen hand writing code and auto generation code. (aerospace, automotive, communications)

CommSys_DS_MS_cntl

CommSys_DS_cntl

FRAME_SYNC_cntl

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updated 4 years ago

Near Perfect Reconstruction Polyphase Filterbank by Wessel Lubberhuizen

a near perfect reconstruction polyphase filterbank with two times oversampling (filter design, filter analysis, near perfect reconstr...)

npr_analysis(coeff,x)

npr_coeff(N,L,K)

npr_synthesis(coeff,x)

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updated 4 years ago

Ferrigno&D'Amico window by Antonio

Window created by Ferrigno & D'Amico 1992. (article, signal processing, biotech)

[win]=ferrignodamico(n,L)

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updated 6 years ago

MELP source code by Oleg Basov

MELP encoder and decoder in Matlab (coding theory, information theory, melp)

d_ase.m

d_disp.m

d_ga.m

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updated 6 years ago

Audio Filter GUI DEMO by Theodoros Giannakopoulos

This demo provides a simple GUI for basic filtering of audio data. (audio processing, video processing, sound)

GUI_FILTER(varargin)

generateBandPassFilter(Fpass1, Fstop1, Fpass2, Fstop2, Fs...

generateBandStopFilter(Fpass1, Fstop1, Fpass2, Fstop2, Fs...

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updated 6 years ago

FIRQUEST by Wessel Lubberhuizen

FIRQUEST optimizes the quantization of FIR coefficients. (filter design, filter analysis, fir quantized coeffic...)

b2=firquest(n,ns,Fp,Fst,Ast,W,N)

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updated almost 7 years ago

Sigma-Delta ADC, From Behavioral Model to Verilog and VHDL by Ali Behboodian

Model-Based Design of a Sigma-Delta ADC, from behavioral model to VHDL code. (dsp, adc, sigmadelta)

sigma_delta_control

y=bin2sbin(x)

filter_design.m

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updated 7 years ago

Adaptive line enhancemment application by luis emiliani

Adaptive line enhancemment application (filter design, filter analysis, ale)

[ALEstruct]=ale(f,fs,munoise,sigmanoise,mulms,ncoef,dur)

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updated 9 years ago

2D Gabor Filter(Ver1,2,3) by Ahmad Poursaberi

To design 2D Gabor filter and apply it to image. (filtering, gabor filter, image processing)

gaborfilter(I,Sx,Sy,U,V);

gaborfilter(I,Sx,Sy,f,theta);

gaborfilter(I,Sx,Sy,f,theta);

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updated 10 years ago

1D gabor Filter by Ahmad Poursaberi

To design 1D Gabor filter and apply it to image. (filtering, gabor filter, image enhancement)

gaborfilter1D(I,Sx,Sy,U,V);

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