How do we know the receiver delay in an OFDM transceiver system?

Started by amitjonak 3 months ago4 replieslatest reply 3 months ago58 views
Hello everyone!I was simulating a simple OFDM transceiver system without a channel (just the transmitter and the receiver directly connected). I saw that if I use...

New quiz question by Rick Lyons

Started by stephaneb 3 months ago4 replieslatest reply 3 months ago164 views
Check out this new quiz question, submitted by none other than @Rick Lyons: far, 0/5!

NLMS code (simple question)

Started by Artur1988 3 months ago7 replieslatest reply 3 months ago91 views
Hi all,I'm implementing a NLMS filtering code and I'd like to confirm if I'm doing the right thing. I'm evaluating the basic iterative equations (boldface for...

Can anyone tell what is the general BER obtained when using a DUC and a DDC in the system?

Started by amitjonak 4 months ago12 replieslatest reply 3 months ago83 views
Hello,I am trying to build a wideband frequency hopping OFDM system on Simulink. My OFDM system, along with subcarrier interleaving works fine otherwise. The problem...

Tunable power divider

Started by cogwsn 4 months ago7 replieslatest reply 3 months ago91 views
Hi, Can anyone please suggest any tunable power divider available in market. I tried searching a lot, but found only research articles or patents. For a project...

Evaluating RF ADC architectures - Sub-Sampling or Nyquist ?

Started by krishk24 3 months ago4 replieslatest reply 3 months ago94 views
HelloI am trying to decide on the most optimal ADC architecture for an high bandwidth receiver application.The signal bandwidth of interest is 2.5 GHz. There are...

Better results interpolating a signal than resampling it - why?

Started by Walter Wego 3 months ago4 replieslatest reply 3 months ago126 views
Dear all,I have a task that requires that I deal with nonuniformly sampled signals (not plain vanilla time series data).  Without changing sample rates, I need...

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

Started by max3031 3 months ago14 replieslatest reply 3 months ago125 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...

Why complex numbers are used/introduced in electricity

Started by sgrassi 4 months ago36 replieslatest reply 3 months ago203 views
Hello I hope you are all doing well, in these difficult times. I would like to ask for your help as I have to prepare (for a job interview):a 10 min excerpt from...

OT: Laughing in the Face of Adversity

Started by stephaneb 3 months ago14 replieslatest reply 3 months ago273 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...

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