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Forums Update, Tips and Tricks - Please Read!
Started by 7 years ago●12 replies●latest reply 6 months ago●2349 viewsIt's been a few months since the launch of the new forums. Here are a few thoughts.
The thumbsup and beer buttons
If there is one thing that could have a...
Started by Before 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.” ...
Trying to wrap my head around FFT and SDR...
Started by 2 days ago●6 replies●latest reply 5 hours ago●131 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...
Sigma-delta DAC or delta-sigma DAC?
Started by 1 week ago●5 replies●latest reply 1 week ago●138 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 4 weeks ago●13 replies●latest reply 2 weeks ago●140 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...
How to calculate biquad cascade coefficient
Started by 3 weeks ago●25 replies●latest reply 3 weeks ago●155 viewsMy FFT code uses CMSIS DSP function arm_biquad_cascade_df1_f32() with coefficients set up for 12kHz, sample rate 48k, 60dB stopband, elliptic.I know the original...
How do I produce a covariance matrix from IQ samples?
Started by 7 months ago●8 replies●latest reply 3 weeks ago●246 viewsDear Colleagues,I'm working with BLE AoA Localization. My problem is: What to do exactly with IQ(in phase-quadrature signals) information from an antenna array in...
The Anatomy of a Finite Impulse Response
Started by 3 weeks ago●13 replies●latest reply 3 weeks ago●192 viewsHello All,As soon as my early adulthood passion for electrical engineering re-asserted itself, post-retirement, and after decades of teaching and researching physics,...
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