Hi I believe you indeed have tied this back to a number of papers ….
Bob > On Nov 2, 2017, at 5:45 PM, Leo Bodnar <[email protected]> wrote: > > This is, essentially, how modern delta-sigma DACs work while achieving 24-bit > and higher precision using only a single bit converter internally and a lot > of clever digital filtering. > Multiple loops are what would be called "higher order" in delta-sigma > parlance. > Delta-sigma tech is not poor man's DAC - it has properties that other > conversion methods can't achieve, e.g. noise shaping and trivial aliases > rejection. > I suspect delta-sigma body of knowledge can be applied almost wholesale to > this seemingly silly oscillator concept. > Did I just repeat something trivial that has been discussed to death here > before? > Leo > >> From: Bob kb8tq <[email protected]> >> Subject: Re: [time-nuts] Holdover, RTC for Pi as NTP GPS source >> There’s no particular reason to stop at the 100:1 point. You can run >> multiple >> loops at the same time and get out to essentially any level of precision. The >> only question is over what averaging interval the precision applies. > > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
