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DSP Processing on ARM Cortex M (FREE BOOK)
Started by 10 months ago●4 replies●latest reply 10 months ago●301 viewsI received an email from ARM this morning, and the critical link (for me) was to a free download of "Digitial Signal Processing using ARM Cortex-M based Microcontrollers."...
Down-sample Spectrogram (Waterfall) by two different factors
Started by 10 months ago●1 reply●latest reply 10 months ago●154 viewsHiI want to down-sample a Spectrogram (Waterfall) image, time on 'y' axis and frequency on 'x' axis. What I would like is to do is down-sample the image when it...
Data overflow in fixed point DC removal filter, Richard Lyons Fig 13.65(b)
Started by 6 years ago●28 replies●latest reply 10 months ago●483 viewsI'm reading the 3rd edition of Richard Lyons' excellent book and am a bit confused by the DC-removal filter in Figure 13-65(b). If the input to the quantizer Q...
Trying to wrap my head around FFT and SDR...
Started by 12 months ago●8 replies●latest reply 11 months ago●281 viewsHi there! First-time poster here and very new to DSP and the like, so please excuse any ignorance and falsities. Pilots use a sequence of radio key-on's within...
RF loss during lighting strike
Started by 11 months ago●2 replies●latest reply 11 months ago●147 viewsNot really DSP, but I thought that some of the HAM guys on this forum may have seen this before.Have you every noticed when lighting strikes it causes the RF signal...
Question about Hogenauer's Paper
Started by 11 months ago●4 replies●latest reply 11 months ago●322 viewsBefore I have not read Hogenauer's paper, but when I read I am confused about the paper. Could somebody help me?The denominator of (A2)，Here |z| = 1, why the second...
Started by “Digital
signal processing is a veritable ocean. Take as many soundings in it as you
will, you will never know its depth.” ...
Sigma-delta DAC or delta-sigma DAC?
Started by 12 months ago●5 replies●latest reply 12 months ago●458 viewsWhich is more correct: sigma-delta DAC or delta-sigma DAC?If both are valid forms and there are differences, I would like to know that too.
Hello All,Considering the availability of mature and and advanced linear phase FIR filter design techniques, many might look sideways at "novel claims" for filter...
#OFDM point to point specification
Started by 1 year ago●13 replies●latest reply 12 months ago●208 viewsAll,Specification location: FlexLinkPhy2023_v10.pdfOver the last several months I have gathered a few people and we have developed an OFDM specification for point...
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