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Having problem in debugging an issue with IIR filter

Started by amir97 8 months ago12 replieslatest reply 8 months ago149 views
Hello everyoneI'm trying to implement an IIR filter called "Shelving filter" on an embedded device. After implementation, the filter seem to function almost as expected,...

2D-MUSIC algorithm for range-azimuth mapping in MATLAB

Started by Gerard123 2 years ago2 replieslatest reply 8 months ago445 views
I have complications implementing the range-azimuth with the 2D Music algorithm. I have used the URA-azimuth to find the reflected signal by the elevation angles...

Weird Signals when acquiring with SDR boards

Started by comly 8 months ago5 replieslatest reply 8 months ago140 views
Hi all,I have been doing some experiments with SDR boards(Xilinx ZCU111 Board),I encountered a weird phenomenon,but I cannot explain with my knowledge of the DSP/radio...

extract analysis and synthesis weighting filters

Started by drunken_monk 9 months ago5 replieslatest reply 9 months ago124 views
I already posted my question on stackoverflow but hopefully I can get some comments/answers from DSP experts contributing to this forum too:For regular FIR filters...

Noise floor is varying with respect to Decimation rate.

Started by Puvanes 9 months ago8 replieslatest reply 9 months ago262 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 9 months ago24 replieslatest reply 9 months ago273 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 10 months ago5 replieslatest reply 9 months ago190 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 9 months ago1 replylatest reply 9 months ago125 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 9 months ago4 replieslatest reply 9 months ago136 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 9 months ago12 replieslatest reply 9 months ago149 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...

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