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Doc ID: FAQ13990
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Positioning Application: Does the LAAS implementation support DO-246D / GAST-D / CAT II-III services?
Working with LAAS signals
Interface document DO-246
At the current time Spirent support message types 1, 2 & 4, in accordance with DO-246C (GAST-C)
Covers CAT I precision approach
Note that DO-246C mentions some message content in Message Type 2 and 4 that are "yet to be harmonised" and as such are not part of our standard implementation for LAAS.
No other message types are supported
There are no current plans to implement DO-246D
GAST-D services and CAT II/III precision approach are mentioned in this release of the document
Product : SimGEN,PosApp,LAAS,GSS4150