Finding "channel" impulse response from input and recorded data

Started by niptoz 3 years ago9 replieslatest reply 2 years ago154 views
Hello nice forum! Im facing the problem of estimating the impulse response of the following process: Known signal that is transmitted and recorded by a microphone...

Use cross-correlation for speech detection/verification and time delay measurement

Started by skrowten_hermit 2 years ago14 replieslatest reply 2 years ago181 views
I have been experimenting with cross-correlation function to verify the presence of speech in a recorded file wrt a source file. I tried the following in Matlab:source...

CFO correction in OFDM

Started by roblkc3 2 years ago10 replieslatest reply 2 years ago220 views
Hello,I've implemented a burst protocol vaguely inspired to 802.11, with 1024-subcarriers FFTs, short training symbols that use ZC sequences, and minimum length...

Algorithm testing via simulation in Scilab/Xcos

Started by steven01 2 years ago11 replieslatest reply 2 years ago280 views
Hello,I have been developing a library of control blocks (PID controller, various filters etc.) in C programming language. My goal is to have basic building stones...

Will this FPGA be suitable for DSP purposes?

Started by corn1996 2 years ago8 replieslatest reply 2 years ago285 views
Hey guys! My masters degree thesis is digital lock-in amplifier. I want to make it on an FPGA to learn this piece of hardware. Basically I have a budget of 220€...

Clock handling in multi rate systems

Started by ibrakh1980 2 years ago9 replieslatest reply 2 years ago154 views
Hi, and apologies if this is a duplicated question.I wanted to know if anyone can point me to a reference that deals with actual implementations of multi rate systems...

Texas Instruments OMAP-L138 DAC Connections

Started by OnMyOwn 2 years ago75 views
If anyone has worked with this board and connected it to either a serial or parallel DAC, tell me where the connections are! The documentation for the board describes...


Started by jtp_1960 2 years ago4 replieslatest reply 2 years ago168 views
I have this code (Octave):  % obtain impulse response using cepstral processing h = log(R); % R^(k) (R=magnitude squared response) h = ifft(h); % complex...

FSK demodulation with Doppler correction

Started by LoganathanN 2 years ago8 replieslatest reply 2 years ago293 views
Hi all,I hope that you're all fine and doing great. I'm planning to implement a FSK demodulator for my thesis in FPGA. System requirements are given below.* Modulation...

Best way to represent "...and this computation comes from somewhere else" in a block diagram?

Started by jms_nh 2 years ago2 replieslatest reply 2 years ago111 views
I have a block diagram with some inputs and outputs (can't share it due to proprietary details).I need to make a distinction between two types of inputs:- "uncommitted"...

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