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Forums Update, Tips and Tricks - Please Read!
Started by 8 years ago●14 replies●latest reply 5 months ago●2716 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...
Matlab waveform generation with added AWGN for Deep learning classification.
Started by 16 hours ago●68 viewsHello,I am generating WLAN 802.11n/ac waveforms with 4 different modulation schemes (BPSK, QPSK, 16-QAM, 256-QAM) and feed the I/Q data into my Deep learning model...
Calibration of MEMS Microphone with Reference Microphone in Acoustic Box: Seeking Guidance
Started by 3 days ago●2 replies●latest reply 16 hours ago●91 viewsHello everyone, I am currently involved in a project where I'm using two distinct types of microphones connected to an Audio Precision system, comprising an APx525...
Hello,As far as I understand the purpuse of a Farrow filter is to interpolate samples at a fractional ratio.For example: we have an ADC sampling at 41 MS/S and we...
How to design cic digital filter for sigma delta adc
Started by 4 days ago●3 replies●latest reply 2 days ago●117 viewsMy SD ADC modulator has a sampling frequency of 1.024 MHz, an input bandwidth of 1 kHz, an oversampling ratio of 512, a single-loop second-order structure, and a...
Error in frequency estimation for low frequencies
Started by 2 weeks ago●25 replies●latest reply 1 week ago●183 viewsHello everyoneWe want to use a chirp z-transform to determine the frequency of a signal more accurately. It works quite well, but we see that the accuracy is much...
Why is it said to be alias free in such a multirate system?
Started by 2 weeks ago●3 replies●latest reply 2 weeks ago●152 viewsPage 246 in multirate systems and filter banks by P. P. Vaidyanathanm.https://ibb.co/LrBWpfDThe sampling in the first stage should have brought the aliases already,...
Started by From the Wikipedia article:"Suppose an event has two possible explanations. The explanation that requires the fewest assumptions is usually correct....However, Occam's...
Hello, everyone!I wonder, is it incorrect to use IIR filters for NRZ FSK signals? As I understand, IIR filter comes with a frequency-dependent delay and introduces...
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