Forums

Noise floor is varying with respect to Decimation rate.

Started by Puvanes 7 months ago8 replieslatest reply 7 months ago237 views
Hi all,I'm simulating 65 MHz RF data and sampled that sinewave with 120MHz fs. Passed that signal with two stage decimation filter. My final stage filter output...

FFT question

Started by paulh02 7 months ago24 replieslatest reply 7 months ago261 views
Hello,I am sampling, at 192 Khz each channel, a radio signal with a IQ mixer and 2 ADC's. I combine the values into complex numbers. Literature tells that using...

How much CompE for DSP?

Started by odettehay 8 months ago5 replieslatest reply 7 months ago184 views
My major: 3rd year at college as EE My interests: analog electronics (sensors), signals and systems (controls, DSP, wordle etc.) Now I have the option of taking...

Measuring RSRP in 5G

Started by dgshaw6 7 months ago1 replylatest reply 7 months ago122 views
Hi all,In the 3GPP standard 38.215 Section 5.1.19, there is a reference to the definition of the RSRP for SRS.It appears to simply be the average of the power in...

Python (numpy) to Matlab/Octave conversion problem

Started by jtp_1960 7 months ago4 replieslatest reply 7 months ago129 views
I'm new to python language. I can't figure out what happens here in code:def evaluate(self, x):         p1 = 1         p2 = np.zeros((1, self.r), dtype=self.dtype)        ...

How to separate these orthogonal inputs

Started by kaz 8 months ago12 replieslatest reply 7 months ago142 views
Hi All,A receiver of ofdm separates orthogonal tones by using fft. No problem.But there are some other signals that are also deemed orthogonal yet they are at same...

Clarity on Bit Reversal Sorting

Started by pbowers 8 months ago5 replieslatest reply 8 months ago121 views
Hello all,I'm going through The Scientist and Engineer's Guide to Digital Signal Processing. I'm currently on Chapter 12 - Fast Fourier Transform.I understand the...

Audio DSP Board

Started by ebudae 8 months ago14 replieslatest reply 8 months ago295 views
Hello! I am new to DSP and I want to have a board which will have my audio software effect. It will be something like a spectral compressor/limiter and I will experiment...

Good article on Frequency warping and using the bilinear transform

Started by dcomer 8 months ago3 replieslatest reply 8 months ago177 views
Most of you probably are well familiar with Digilent.com's website and the really cool educational products they offer. This morning, my email subscription to their...

Applications for a new FFT algorithm

Started by heycosmo 9 months ago17 replieslatest reply 9 months ago304 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...

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: