Forums Update, Tips and Tricks - Please Read!

Started by stephaneb 1 year ago7 replieslatest reply 2 months ago543 views
It'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...

Help on Demodulating an 8-PSK Signal

Started by M_313 3 days ago21 replieslatest reply 5 hours ago61 views
Hi,I am trying to simulate an 8-PSK communication model in Matlab with real sequence. I have generated the tx signal as shown in the attached figure using 8 different...

Help for Kalman filter to combine encoder and delayed gyrometer measurements

Started by sysizlayan 3 days ago2 replieslatest reply 5 hours ago46 views
Hi,I am currently working on a direct drive haptic pedal project which requires real time position and velocity measurements.To reach highest rate, I am currently...

FIR Amplitude

Started by DK999 5 days ago9 replieslatest reply 2 days ago82 views
Hi guys!I'm on to a new task and try to implement a FIR filter (transposed form) after a CIC as a compensation filter. So far, so good, the simulation runs fine...

How to detect ringbacktone ivrs and hold music from an audio recording

Started by vmangipudi 2 weeks ago16 replieslatest reply 3 days ago50 views
I was pointed to this website by Mr. Allen Downey.I would really appreciate your guidance on the following problem:Typically in a recorded phone call there is--...

RLS Algorithm (Memoryless)

Started by copernicus 4 days ago3 replieslatest reply 4 days ago59 views
Hi all,I have been studying the adaptive filters lately and now when I am at RLS (Recursive Least Squar) Algorithm I came across the term used in the weighting function...

FFT complexity

Started by dspguru9999 5 days ago8 replieslatest reply 4 days ago100 views
In the original paper of Cooley Tukey it says that in page 298 (11) and (12) the total number of operations is T(r) = rNlogN/logr (log 2 base). if r=2 then it...

IIR in FPGA

Started by DK999 1 month ago11 replieslatest reply 5 days ago127 views
Hi guys!So far I've made two versions of the IIR, one is more async (IIR_Biquad_II.vhd) and one uses a state machine (IIR State). The more async one was derived...

Confusion with Maximal Ratio Combining(MRC) in SIMO OFDM

Started by cogwsn 1 week ago6 replieslatest reply 1 week ago53 views
My basic question is that in SIMO OFDM system with Maximal Ratio Combining : Do we need to do equalization after MRC or just send the combined signal for further...

Correlation of FSK modulated PRBS - Confused!

Started by STEVER 2 weeks ago5 replieslatest reply 2 weeks ago62 views
I'm trying to use SIMULINK to investigate the auto-correlation of a PRBS sequence when 2-FSK modulated. The correlation results I am getting don't make sense to...

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