Question about Hogenauer's Paper

Started by fpgaplayer 1 year ago4 replieslatest reply 1 year ago329 views
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...

Digital signal processing

Started by Rick Lyons 1 year ago4 replieslatest reply 1 year ago325 views
“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 jms_nh 1 year ago5 replieslatest reply 1 year ago485 views
Which 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.

LEGO Block Filters

Started by Safwan 1 year ago12 replieslatest reply 1 year ago303 views
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 LeonardDieguez 1 year ago13 replieslatest reply 1 year ago215 views
All,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 Robmar 1 year ago25 replieslatest reply 1 year ago390 views
My 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 asterixogalues 2 years ago8 replieslatest reply 1 year ago485 views
Dear 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 Safwan 1 year ago13 replieslatest reply 1 year ago253 views
Hello All,As soon as my early adulthood passion for electrical engineering re-asserted itself, post-retirement, and after decades of teaching and researching physics,...

Electromagnetic waves question

Started by kaz 1 year ago15 replieslatest reply 1 year ago205 views
Hi All,This question suddenly popped up in my head.Why is that nobody talks about electromagnetic wave interaction as they share the same space?Yes they are different...

All Pole Transfer Functions

Started by Safwan 1 year ago10 replieslatest reply 1 year ago300 views
Hello All,  I think I developed a method for obtaining IIR  low-pass filters. It relies on all-pole z-domain transfer functions. The design is directly made...

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