Sign in

Not a member? | Forgot your Password?

See Also

Embedded SystemsFPGA

Welcome to DSPRelated.com !

DSPRelated.com has been around since 1999 and has become over the years the most popular independent internet resource for Digital Signal Processing (DSP) engineers around the world.
You are invited to create an account with us (quick and free). Doing so will allow you to contribute to the the site by rating DSP books and DSP Internet resources, as well as participate to one or many DSP related discussion(s).

Most Popular DSP Code Snippets

Saving a Matlab figure to file using command-line
by |
Once again, this is another example that Matlab does weird things with its figure window.  If y...

Computing FFT Twiddle Factors
by Rick Lyons |
This text, figures, and code snippet are also available in downloadable PDF format Typical applic...

Discrete Haar Wavelet Transform
by |
See article at http://www.dsprelated.com/showabstract/3639.php for the theory....

Adding a Controlled Amount of Noise to a Noise-Free Signal
by Rick Lyons |
The following gives two snippets of Matlab code. The first snippet is a function whose inputs are: (...

Zero Crossing Counter
by |
In some DSP applications, it can be very helpful to know how many times your signal has crossed the ...

Generate ideal QPSK..64QAM symbol error rates (reference result)
by Markus Nentwig |
Calculates the symbol error rate of QPSK/16QAM/64QAM/256QAM/1024QAM modulation for additive white Ga...

Fitting Filters to Measured Amplitude Response Data Using invfreqz in Matlab
by Julius Orion Smith III |
In the 1980s I wrote the matlab function invfreqz that implements a fast (FFT-based) equation-error ...

Halfband Filter Design with Python/Scipy
by Christopher Felton |
The following code snippet is an example how to design a half band filter.  Half band filters a...

Echo Filter
by Miguel De Jesus |
An Audio Echo Filter is an FIR filter that repeats a sound after a given Delay attenuating the repet...

Peak/Notch Filter Design
by |
This function will generate the coefficients for a single IIR biquad that is a "peak/notch" design.&...

More Code Snippets...

DSP Discussion Groups

sound source localization using electret microphone array
by matar770 in Comp.DSP on Jul 22 2014
i want to use an electret microphone array to locate a sound sorce (actually its the direction of ar... sound source localization using electret microphone array

Fourier series of sign(cos(.)) in simulation and practical mixer simulation
by Peter Mairhofer in Comp.DSP on Jul 22 2014
Hi, I simulate (or want to simulate) an RF system. My simulation Nyquist rate is 50GHz, the sign... Fourier series of sign(cos(.)) in simulation and practical mixer simulation

representing discrete periodic signal using sinusoidal signals
by SBR123 in Comp.DSP on Jul 22 2014
Hello All, I am trying to understand the concept of representing a discrete periodic signal using... representing discrete periodic signal using sinusoidal signals

Problem Using Kiss FFT
by Javier Pajuelo in Comp.DSP on Jul 21 2014
I get different results using Kiss FFT and Octave/Matlab fft. Here's the input/output of my code:... Problem Using Kiss FFT

Nyquist and rectangular waveforms
by Bob Masta in Comp.DSP on Jul 21 2014
This is prompted by the discussion of aliasing in the thread "Higher upsampling with minimum phase ... Nyquist and rectangular waveforms

Funny looking headset connector
by Mauritz Jameson in Comp.DSP on Jul 19 2014
Hi I have a headset which has a funny looking cable connector. I don't know what kind of connecto... Funny looking headset connector

BF527
by "ram...@yahoo.com [adsp]" in Analog Devices DSPs on Jul 18 2014
Hi I am new for BF527 ,how to memory 2Dimage transfer from DMA manager Posted by: r...@yahoo.co... BF527

Higher upsampling with minimum phase downsampling produces more aliasing
by jungledmnc in Comp.DSP on Jul 16 2014
Hi, I'm programming a sound generator, based on wavetables. I have 8192 point wavetable. I create... Higher upsampling with minimum phase downsampling produces more aliasing

derivative (chain rule) in DFT?
by Peter Mairhofer in Comp.DSP on Jul 15 2014
Hi, I have a DTFT function Y(w) which is also a function of a: Y(w,a) (it's actually a sum with ... derivative (chain rule) in DFT?

Max absolute value of colored Gaussian noise
by Tim Wescott in Comp.DSP on Jul 15 2014
I need a number, and I'm feeling lazy; has anyone worked this out recently? I want to know the ... Max absolute value of colored Gaussian noise

More Discussions...