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Altera_Forum's avatar
Altera_Forum
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12 years ago

signal power estimation

Hello guys.. I'm trying to implement a block that evaluates the signal rms value along n samples. So, using the std definition one must do (x_k is a complex number so I have to take in acc...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
12 years ago

Dear kaz..

What I see is that at reset time:

sum=0;

Then at the first sum:

sum<=sum+unsigned(squared_abs) --squared_abs=2147483647 loaded from a .dat file

The result is XXXXXX and it mantains its value until the ready bit is set and de-set. After the de-setting it starts summing correctly from 0.

Thank you !