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Forums Update, Tips and Tricks - Please Read!

Started by stephaneb 3 years ago10 replieslatest reply 5 days ago1296 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...

Design a preamble structure for OFDM

Started by Milruwan 47 minutes ago13 views
Hi...I'm designing a 1024-point OFDM transceiver system for my university project. First I implement a 64-point OFDM transceiver referring to WLAN 802.11a model....

Difference amplitude (x[n] - y[n-1]) quantization in first order iir

Started by max3031 2 days ago10 replieslatest reply 1 day ago83 views
Hi,I am dealing with the first order iir filter. Formula is y[n] = y[n-1] + alfa*(x[n] - y[n-1]). x[n] is new input sample while y[n] is the output. I quantized...

OT: Laughing in the Face of Adversity

Started by stephaneb 5 days ago12 replieslatest reply 1 day ago207 views
Humor helps us take back control and to connect - two things we have lost in our fight against the pandemic. Feel free to share your best finds. they're playing...

Generate a signal with linearly increasing Bandwidth

Started by dkgupta 1 week ago22 replieslatest reply 2 days ago142 views
Hi all,How can i generate a signal with linearly increasing bandwidth over time? (It means i want to calculate STFT and expect the spectrum to expend with each iteration...

N-point DFt of cosine and sine

Started by AlwaysLearning 5 days ago7 replieslatest reply 3 days ago100 views
Hello,I have been reading this interesting Article and I have a question about it: https://www.dsprelated.com/showarticle/607.phpMy goal is to compute the N point...

DF2T IIR SOS

Started by fragavetti 4 days ago2 replieslatest reply 3 days ago75 views
Hi everybody,i have to write a matlab function to calculate the signal and the snr in output from the Figure 1 circuit (direct form 2 transposed second-order-sections...

Decorrelation parameter in adaptive line enhancers (ALE)

Started by Artur1988 5 days ago2 replieslatest reply 5 days ago40 views
Hi all,When implementing an adaptive line enhancer (ALE), we must apply a time delay (decorrelation parameter) to the measured signal, in order to obtain the filter...

Covid-19 Stories

Started by stephaneb 2 weeks ago21 replieslatest reply 1 week ago359 views
How about we share with each others the impact that the current pandemic is having on our lives & work?  I will start. First, I am located in Canada, where...

Suggested Midterm for a class in Error Correcting Codes

Started by Tim Wescott 3 weeks ago5 replieslatest reply 1 week ago75 views
I'll never teach the class, so I need to mention it here:Take "hello world!", encode it into Baudot-Murray code (so, 60 bits out).Run it through a suitable rate...

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