Forums

Delta Sigma Modulator Decimation output

Started by amith24791 4 months ago3 replieslatest reply 4 months ago100 views
Hello Everyone,I am new DSP so this might be a basic question. I have a Delta Sigma Modulator model in simulink operating at fs=10MHz. I have designed a Recursive...

OFDM questions

Started by Sharan123 4 months ago4 replieslatest reply 4 months ago104 views
I have a few general questions pertaining to OFDM ...Let us assume an 1048 point IFFT and number of number of sub-carriers as 600.1)  in this case, does it matter...

CIC filter using prune width calculation

Started by singh2426v 4 months ago8 replieslatest reply 4 months ago106 views
Hi All,I am trying to calculate Bits width for each stage of a cic filter using prune method. I came across @Rick Lyons Matlab script to calculate Bit width for...

The first algorithm for computing the inverse chirp z-transform (ICZT) in O(n log n) time

Started by stephaneb 4 months ago3 replieslatest reply 4 months ago494 views
Big news in the DSP world; a couple of researchers from Iowa State University have come up with an algorithm to compute the inverse chirp z-transform (ICZT) in...
Hi, My understanding of jitter is that it happens when the timing of the analog-to-digital converter is off. But what about computer generated sine waves that...

Is it possible to restore audio that has been tonally modified by a phase vocoder?

Started by gabrielg 5 months ago2 replieslatest reply 4 months ago89 views
My objective is to apply some process to the modified audio that allows me to obtain the original audio. I think it can be solved through machine learning techniques....

channel capacity and data rate

Started by Sharan123 4 months ago4 replieslatest reply 4 months ago99 views
The max data rate for a given channel and SNR is given as,rate = available BW * log2(1+SNR)In the above equation, in using th term log2(1+SNR), is there a fundamental...

Octave code

Started by Sharan123 4 months ago1 replylatest reply 4 months ago129 views
Hi All,Are there example octave code that shows different modulation schemes including quadrature modulation?Thanks,

FFT Channelizer and PFB

Started by SignalWow 4 months ago8 replieslatest reply 4 months ago146 views
Hello,I am implementing a FFT/IFFT channelizer using a Polyphase Filter Bank, and I would like to have the advice regarding the results I get.Here is the process...

Bin frequency amplitude estimation for convolution

Started by learner80 5 months ago28 replieslatest reply 5 months ago93 views
Hello everyone,I am new here and I hope I could learn more from experts.My question is related to convolution when the impulse vector does not meet the whole bin...

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