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BPSK BW Requirement

Started by maxplus 10 months ago9 replieslatest reply 10 months ago377 views
I captured a BPSK waveform at RF on a spectrum analyser.  I need to determine the 99% bandwidth.  I have a CSV plot. Does anyone knows how to determine 99% BW...
If you haven't registered for the 2023 DSP Online Conference yet, doing so in the next couple of days could save you 50% on the already very low registration fee.Make...

Stereo to complex sample

Started by PiotrGrochowski 10 months ago5 replieslatest reply 10 months ago231 views
A fast fourier transform works in complex numbers, and each sine or cosine wave is a composition of two complex waves. For instance the two complex waves (1, i,...

Sampling frequency in Baseband

Started by Sharan123 8 years ago15 replieslatest reply 10 months ago3710 views
I would like to know importance of sampling frequency in the baseband. I am using #LTE as an example.If we take a 20 MHz system, the sampling frequency is specified...

Resources for Farrow/Transpose farrow filter design.

Started by umeshdeshmukh 10 months ago4 replieslatest reply 10 months ago235 views
Hi, I want to design transpose farrow filter for sample rate conversion. There are some blogs explaining how it works on internet and on dsprelated.com as well,...

Issues with ML Pattern Recognition After Bandpass Filtering

Started by TarekSAR 10 months ago4 replieslatest reply 10 months ago156 views
Hello everyone,We've been working on a machine learning project for pattern recognition, using time-domain features such as kurtosis, mean, standard deviation, variance,...

Should work but doesn't (and vice versa)

Started by woodpecker 11 months ago17 replieslatest reply 11 months ago219 views
Hi everyone,  Not exclusively DSP this one, but please bear with me.I expect that most of us (especially those of more advanced years such as myself) have dealt...

resolution of the phase information from the fft

Started by jrive87 11 months ago11 replieslatest reply 11 months ago585 views
I understand that the frequency resolution for an N point fft sampled at Fs is Fs/N.  However, I'm confused regarding the phase information. For instance, if I...

DSP Processing on ARM Cortex M (FREE BOOK)

Started by dcomer 11 months ago4 replieslatest reply 11 months ago312 views
I received an email from ARM this morning, and the critical link (for me) was to a free download of "Digitial Signal Processing  using ARM Cortex-M based Microcontrollers."...

Down-sample Spectrogram (Waterfall) by two different factors

Started by msousa 11 months ago1 replylatest reply 11 months ago158 views
HiI want to down-sample a Spectrogram (Waterfall) image, time on 'y' axis and frequency on 'x' axis. What I would like is to do is down-sample the image when it...

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