Le 06/11/2011 09:51, Paul J. Ste. Marie a écrit :
On 11/4/2011 5:58 PM, Tom Van Baak allegedly wrote:
It's not just GPS. In general any system today that already has an
automatic or manual method to handle leap seconds will be fine if
no leap seconds were to be announced in the future. This includes
GPS, NTP, international time codes (e.g., DCF77, WWVB), PC's
WWVB includes a UTC-UT1 offset that will overflow if too many leap
seconds are skipped. I forget exactly how many bits it occupies, but
the format has a hard limit of 60 bits.
There are a number of radio time services that include DUT1 offsets
which would have the same issues. However, the Americans have thought of
that and conveniently add a note
Notes:
(1) The broadcast of DUT1 will be discontinued.
to the proposed revision of recommendation ITU-R TF.460-6.
At least that is what I see in the version of the revision doc I have.
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