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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...
Started by 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...
short prach table (5G standards)
Started by 10 months ago●1 reply●latest reply 10 months ago●135 viewsHi 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...
Modify a FIR filter in the frequency domain a then accomplish IFFT
Started by 11 months ago●8 replies●latest reply 11 months ago●216 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 11 months ago●2 replies●latest reply 11 months ago●172 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...
i am trying to understand a problem that i believe i have with my DAC setup. I am taking a tone from a RF signal generator and capturing it using a 9002 transceiver...
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