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Random carrier pwm on DSP

Started by steven02 5 months ago63 views
Hello,I have been implementing the field oriented control of three phase induction motor. This task can be divided into two main subtasks:a) sampling stator phase...

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

Started by amitjonak 5 months ago4 replieslatest reply 5 months ago61 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 5 months ago4 replieslatest reply 5 months ago169 views
Check out this new quiz question, submitted by none other than @Rick Lyons:https://www.dsprelated.com/showquiz/10So far, 0/5!

NLMS code (simple question)

Started by Artur1988 5 months ago7 replieslatest reply 5 months ago92 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 7 months ago12 replieslatest reply 5 months ago88 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 7 months ago7 replieslatest reply 5 months ago93 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 5 months ago4 replieslatest reply 5 months ago99 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 5 months ago4 replieslatest reply 5 months ago138 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 6 months ago14 replieslatest reply 5 months ago132 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 6 months ago36 replieslatest reply 5 months ago211 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...

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