[LEAPSECS] Reliability (was Re: it's WP7A week in Geneva)

Richard B. Langley lang at unb.ca
Sun Oct 4 14:17:22 EDT 2009

Quoting Magnus Danielson <magnus at rubidium.dyndns.org>:

>If the receivers where using L2C they would be able to resolve this from the signal, as

it has a 8192 week >wrapping.

But not quite yet. No IIR-M satellite was transmitting the CNAV messages on L2C until
last week when, as a test, SVN49 started to transmit message type 0. It will be many
years before the full CNAV message is implemented on IIR-M and IIF satellites.

Richard B. Langley E-mail: lang at unb.ca
Geodetic Research Laboratory Web: http://www.unb.ca/GGE/
Dept. of Geodesy and Geomatics Engineering Phone: +1 506 453-5142
University of New Brunswick Fax: +1 506 453-4943
Fredericton, N.B., Canada E3B 5A3
Fredericton? Where's that? See: http://www.city.fredericton.nb.ca/

More information about the LEAPSECS mailing list