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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.
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DSP Blogs

The History of CIC Filters: The Untold Story
posted by Rick Lyons
Comments (1) |

scipy.signal calling all developers
posted by Christopher Felton
Comments (2) |

Design study: 1:64 interpolating pulse shaping FIR
posted by Markus Nentwig
Comments (4) |

Why is Fourier transform broken
posted by Sami Al Dalahmah
Comments (2) |

DSP Papers, Articles, Theses, etc
posted by Stephane Boucher
Comments (1) |

Some Observations on Comparing Efficiency in Communication Systems
posted by Eric Jacobsen
Comments (0) |

Implementing a full-duplex UART using the TMS320VC33 serial port
posted by Manuel Herrera
Comments (2) |

How to build a test environment for audio DSP code in C using GNU/Linux
posted by Gabriel Rivas
Comments (2) |

Discrete Wavelet Transform Filter Bank Implementation (part 2)
posted by David Valencia
Comments (5) |

Half-band filter on Xilinx FPGA
posted by Lyons Zhang
Comments (5) |

More Blogs...

Most Recent DSP Code Snippets

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...

Computing CIC Filter Register Pruning Using Matlab
by Rick Lyons |
The following Matlab code computes the amount register bit-pruning described in Eugene's Hogenauer...

Reading text files in Matlab
by kadhiem Ayob |
Using file io functions in Matlab is a bit of confusion due to the variety and the issue of vectoris...

Ideal interpolation filter
by kadhiem Ayob |
When using the technique of zero insertion for interpolation, one can choose any suitable filter to ...

checking resampling in time domain
by kadhiem Ayob |
This code is similar to my code snippet titled "Resampling filter performance". But here the focus ...

Resampling filter performance
by kadhiem Ayob |
A popular method for upsampling is zero insertion. A regular zero interleaving of a signal results i...

Discrete Haar Wavelet Transform
by Duraisamy Sundararajan |
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: (...

Narrow-band moving-average decimator, one addition/sample
by Markus Nentwig |
Decimation for narrow-band signals by averaging It is usually not practical to implement filters wi...

PSD estimation window based-scilab code
by Senthilkumar R |
This scilab program is used for window based power spectrum estimation...

More Code Snippets...

DSP Discussion Groups

is DSP a good field to study these days vs. another engineering field
by steve nospam in Comp.DSP on Feb 25 2012
I am trying to decide for my Masters degree if I should go study EE, mainly signal processing and ...

reducing ship noise in the oceans
by David Dalton in Comp.DSP on Feb 25 2012
What are some strategies for reducing ship, sonar, and seismic airgun array noise in the oceans in ...

three DSP article
by Philippe Strauss in Comp.DSP on Feb 25 2012
Guys (Gals:), I've changed the domain of my website containing some article on DSP: http://www...

CIC Filters: The Untold Story
by Rick Lyons in Comp.DSP on Feb 25 2012
Hi Guys, If you've ever been interested in cascaded integrator-comb (CIC) filters, you mig...

Can you 'subtract' phase or group delay (analysis purposes)
by gretzteam in Comp.DSP on Feb 24 2012
Hi, Say I'm measuring the phase and magnitude response of a plant, but the measured data has to go ...

Looking to develop digital modems
by simonp in Comp.DSP on Feb 24 2012
Hi, I have been working successfully with Offshore Development Teams for some time in India and C...

Robust FSK demodulator ?
by Robert Lacoste in Comp.DSP on Feb 23 2012
Dear all, We are looking for a robust FSK demodulator and framer solution for an SDR applicatio...

Discrete high-pass Butterworth filter design rules
by marcin123 in Comp.DSP on Feb 23 2012
Some time ago I've programmed a 2'nd order Butterworth High-Pass filter using the tool: http://www-u...

fft of a rand vector
by Haohe in Comp.DSP on Feb 23 2012
Hello, I am convolving a vector, lets say A with a random vector say B1, B1=randn(1000,1) in Matlab:...

2D FFTW3 vs. MATLAB difference only near center place
by hyun.ha in Comp.DSP on Feb 23 2012
Dear friends, Here I have a problem to re-produce same results with MATLAB and FFTW during 2 dime...

More Discussions...