[LEAPSECS] My FOSDEM slides
Tom Van Baak
tvb at LeapSecond.com
Tue Mar 3 22:06:58 EST 2015
> GPS can deal with it, even IEEE 1344 and C37.118 time codes can, but I'm
> not sure if WWVB can. Anyway, I know the German DCF-77 transmitter has
> no flag defined to announce a negative leap second, so there would be
> major problems if one had to be inserted.
Both WWVB and DCF-77 have a single leap second warning bit. With WWVB you look at the sign of DUT1 to know if the leap is insert or delete. So WWVB is fine.
DCF-77 has no DUT1 or leap gender bit so, yes, there will be trouble. I'm sure PTB will figure something out if it ever comes to that.
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