Re: Symbol timing estimator block and CPM modulations

[Andy Walls]

Hi Nick:

On Fri, 2020-07-31 at 17:21 -0700, Nick Foster wrote:

Thanks for the feedback, Andy! I'm back at this now. I've filed a bug on it with my findings so far. Comments welcome.

https://github.com/gnuradio/gnuradio/issues/3678

I've added some comments, some plots, and an Octave script to the issue on github.

TL;DR:

The original TED from the paper is correct, if computed when shifted by a 1/4 symbol and the result negated.

-Andy