Forums

Applications for a new FFT algorithm

Started by heycosmo 5 months ago17 replieslatest reply 5 months ago284 views
I have invented a new FFT algorithm I'm calling the Lifted Fourier Transform (LFT) ("lifted" because the guts of the method operate in a higher dimension than is...

Radar: Polar to cartesian conversion.

Started by TheCaptain 5 months ago4 replieslatest reply 5 months ago200 views
Hi.  Something that I have been kicking around for a while is (probably) an Arm based user-side open-source "black box" module to re-use an older ship radar, with...

Processing for realistic animation dynamics

Started by max3031 5 months ago2 replieslatest reply 5 months ago97 views
Dear,I have a dynamic animation of the train going up and down like a rollercoaster. Problem is since this animation is choppy and dynamics of the animation is affected. From...

fft combinations

Started by kaz 6 years ago18 replieslatest reply 5 months ago601 views
Hi all,I got an FPGA design running #FFT at 256 points. Our system requires fft be configured as either 256 or 512 points on the run. I can use variable fft that...

Looking for an exotic channel coder

Started by dudelsound 6 months ago11 replieslatest reply 5 months ago92 views
Hi everyone. I fear that what I am looking for might not exist, but I'll still ask - you never know.I need to transmit quantized measurement values over a noisy...

correlation of two complex signals

Started by kaz 6 months ago19 replieslatest reply 6 months ago232 views
I have two complex signals (each a frequency sweep). I need to check delay/advance between them.The first signal is a reference I generate in Matlab. The second...

Double ADC samplerate

Started by Vinzz 6 months ago3 replieslatest reply 6 months ago154 views
Hi guys,I wonder if it is possible to get 192kHz samplerate out of a 96kHz ADC.I need to capture a mono signal with 192kHz samplerate. What if I use a 96kHz ADC,...

Article "Complex Signals" by Noel Boutin

Started by firstrock1 6 months ago3 replieslatest reply 6 months ago235 views
While searching for resources explaining complex signals, I came across a discussion (https://www.dsprelated.com/showthread/comp.dsp/223558-2.php) mentioning the...

GMSK bandwidth

Started by Artur1988 2 years ago3 replieslatest reply 6 months ago206 views
Hi all,I'm trying to generate a GMSK signal in accordance to the GSM specifications. To do so, I'm using the GNU Radio software and the following parameters:*Samples/Symbol...

Resampling biquad filters

Started by parksean210 7 months ago4 replieslatest reply 7 months ago124 views
In MATLAB,  there is a d2d function which resample the biquad filter directly.Does anyone know how the d2d function works?or the method to resample directly biquad...

Please login (on the right) if you already have an account on this platform.

Otherwise, please use this form to register (free) an join one of the largest online community for Electrical/Embedded/DSP/FPGA/ML engineers: