On Jun 27, 7:29 am, "peugeot888" <peugeot...@tom.com> wrote:
> What references give the definition of S-curve?I have look up
> <Synchronization Techniques for Digital Receivers> . <Digital Communication
> Receivers Synchronization, Channel Estimation, and Signal Processing>
> and <digital communications>.But I can't find the definition of S-curve.
> Could tell me the reference?thanks
>

Look again, it's definitely in d'Andrea and Mengali's "Synchronization
Techniques
for Digital Receivers." You didn't give the authors names, but I
assume that
you were referring to the same book.

Julius