[time-nuts] GPS new L2C civil signal -- timing uses?

[Christopher Hoover]

>From http://sidt.gpsworld.com/gpssidt/article/articleDetail.jsp?id=382624 :
> A successful on-orbit deployment and check-out phase enabled the
spacecraft, 
> launched on September 25, to begin service ahead of planned schedule.
Designed
> and built by Lockheed Martin, PRN31/SVN52 transmits the new L2C civil
signal
> at 1227.5 MHz.


Anyone know of the timing uses and properties of this new L2C civil signal
vis a vis the existing civil signal?

-ch