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Started by Many, like myself, are constantly refreshing their grey matter, after long and distinguished (well long to be sure) careers. The only positive outcome of the COVID-19...
Hi guys, I took a look to"A beginner's guide to Cascaded Integrator-Comb (CIC) filters"and I am confused about registers width:register bit widths = 12+⌈3⋅log2(8)⌉=12+3⋅3=21bits ...
I want to try Acoutic Modems in Matlab and working with actual speaker and mike for transmission.I have designed 8 psk modem and another OFDM version QPSK Modem.Is...
Hi Sir,I want to use sigma-delta modulator and FPGA to implement digital power control, and I am studying the Understanding Digital Signal Processing CH13.24, and...
Started by Hi All,I am struggling to interpret a table of 5G prach, page 48 https://www.etsi.org/deliver/etsi_ts/138200_138299...For example format A1 has three entries...
Variable IIR-Filter Coefficient calculation in frequency domain
Started by 3 months ago●5 replies●latest reply 2 months ago●221 viewsHello,Currently im evaluating the usefulness of frequency domain filtering in FPGA for one of our projects. Im stuck with a problem that my limited knowledge of...
Modify a FIR filter in the frequency domain a then accomplish IFFT
Started by 3 months ago●8 replies●latest reply 2 months ago●181 viewsHallo,I would like to design a custom made FIR filter. I would start from an ordinary LP FIR filter designed by means of fdatool, for instance, and then modify the...
bandpass filter from summed lightly-damped transfer functions
Started by 2 months ago●2 replies●latest reply 2 months ago●110 viewsI would like to make a bandpass filter for an SDR project by passing the signal through two (or more) transfer functions in parallel. Each transfer function uses...
Hi All,It is common knowledge that FFT followed by iFFT is an alternative for time domain convolution. However, I read many articles explaining this method on the...
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