Generating a 2D delay-Doppler channel matrix

Started by amitjonak 4 months ago1 replylatest reply 4 months ago65 views
Hello DSP folks,I was wondering if anyone here has any idea on 2D delay-Doppler channel and how to generate the channel matrix? Even a hint or a resource would be...

What is Self-noise in TED algorithm

Started by AiDrmek 5 months ago2 replieslatest reply 4 months ago109 views
I am working on a research project. The main task is timing error correction algorithm. I start with studying algorithms which are exist. Currently I have read about...

Fine frequency correction : grouping and finding max amplitude

Started by AiDrmek 5 months ago2 replieslatest reply 4 months ago108 views
Hello! I work on phase and frequency estimation algorithm. Currently I am working on a derivation and determination of the Doppler shift( dF – frequency step)....

BCH for GF(4)

Started by jonmcleod2003 4 months ago2 replieslatest reply 4 months ago90 views
I've been working with binary BCH codes (63,39) and (63,45) for several weeks, where an additional even parity bit is added to the data to create a 64-bit codeword,...

Is cropping the spectrum a valid downconversion method?

Started by mtodd 4 months ago8 replieslatest reply 4 months ago132 views
Hey guys, first time poster.My colleague showed me this technique in which we perform an fft on a signal X(f) = fft(x(t)) (eg fs=20MHz) and extract a region of interest...

Sensor data

Started by matlab2015 5 months ago10 replieslatest reply 4 months ago158 views
I am involved in finding the directions of the received signals by an antenna array. For this I have a severe problem in which I am stuck. The 1st task was to find...

Problem in Beam Steering

Started by matlab2015 4 months ago4 replieslatest reply 4 months ago113 views
I am involved in steering the main beam in desired direction and producting nulls in unwanted direction. I have the following MATLAB code but when I run it , it...

FFT spectrum shift after time domain decimation

Started by merat 4 months ago6 replieslatest reply 4 months ago125 views
Hi,  I am inputting a 100hz sine wave into a low pass filter.  I am sampling at 44800hz.  One thing I am noticing is that when decimation by lets say 2.  I...

Moving Sound Source Database for SSL

Started by asterixogalues 4 months ago2 replieslatest reply 4 months ago86 views
Dear colleagues,I've been working in Sound Source Localization and Tracking for over a year. However, I still need a good dataset that can provide not only real...

How can I calculate the doa for acoustic signals by applying the Music algorithm in MATLAB?

Started by Gerard123 8 months ago12 replieslatest reply 5 months ago243 views
Hi all, I'm trying to calculate the AoA and DOA of the received signals according to the Music method. And strangely, the final answer gives me the result in the...

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