[time-nuts] 20logN was Re: phase noise questions (long)

Bruce Griffiths bruce.griffiths at xtra.co.nz
Wed Jan 23 18:14:40 EST 2008


steve the knife wrote:
> Hi,
>
> I did the same thing using the Euler relation for sin(w1+sin(w2t)) and straight
> multiplication and collecting terms gave 1-0.5*cos(2*w1+2*sin(w2t)). I wanted
> to actually contribute but was too slow :(
>
> -steve
>   

Steve

Please post your derivation it may be easier to follow for some of us
than mine.

If anyone (including me) was wondering where the factor of 2 difference
between the analytic signal method and the trigonometric derivation
arose see:

http://en.wikipedia.org/wiki/Analytic_signal

Bruce




More information about the time-nuts mailing list