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#OFDM material

Started by LeonardDieguez 2 years ago11 replieslatest reply 2 years ago239 views
I'm trying to find material for design and implementation of ODFM waveform. I know the very basics. I'm not that familiar with, with the receive portion. Examples...

'near IQ' sampling

Started by transient 2 years ago7 replieslatest reply 2 years ago452 views
Hello,I would like to understand the process of 'near IQ' sampling. I might be using incorrect terminology (so please correct me if this is true) but the idea of...

#OFDM sample rate

Started by LeonardDieguez 2 years ago7 replieslatest reply 2 years ago342 views
I'm trying to analyze a over the air RF capture. I have a RAW IQ data samples but the sample rate is 30.72Msps. The bandwidth occupied by the signal is about 10MHz...

Having problem in debugging an issue with IIR filter

Started by amir97 2 years ago12 replieslatest reply 2 years ago188 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 3 years ago2 replieslatest reply 2 years ago587 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 2 years ago5 replieslatest reply 2 years ago183 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 2 years ago5 replieslatest reply 2 years ago169 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 2 years ago8 replieslatest reply 2 years ago423 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 2 years ago24 replieslatest reply 2 years ago419 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 2 years ago5 replieslatest reply 2 years ago252 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...

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