Re: [time-nuts] Phase modulation detection/NIST plan

2012-07-09 Thread Bob Camp
Hi Leap seconds may never happen if PHK gets things organized … :)… Cycle slips are the main thing you would be watching for. The "slow steer" to maintain synch is to catch or correct cycle slips. Bob On Jul 9, 2012, at 6:15 PM, Magnus Danielson wrote: > On 07/09/2012 03:32 AM, Bob Camp wrot

Re: [time-nuts] Phase modulation detection/NIST plan

2012-07-09 Thread Magnus Danielson
On 07/09/2012 03:32 AM, Bob Camp wrote: HI My assumption is that for what we would be doing, one lock is all it's going to take. The local clock will be good enough to allow you to never need to re-aquire. You will indeed steer to maintain phase, but you already have and know what's coming in

Re: [time-nuts] Phase modulation detection/NIST plan

2012-07-09 Thread Bob Camp
HI My assumption is that for what we would be doing, one lock is all it's going to take. The local clock will be good enough to allow you to never need to re-aquire. You will indeed steer to maintain phase, but you already have and know what's coming in on the modulation. Bob On Jul 8, 2012,

Re: [time-nuts] Phase modulation detection/NIST plan

2012-07-09 Thread J. Forster
There is an advantage to BPSK switching at the zero crossings in that the spectrum is significantly narrowed. -John == > Could not the phase modulation be made +/-90 degrees, with the appropriate > number of stuff bits being added so that the average phase remains > constant? > Wou