User's Manual

Table Of Contents
Figure 1-1 Simplified Aeronautical Satellite Communications System
SYSTEM DESCRIPTION, INSTALLATION, AND MAINTENANCE MANUAL
eNfusion® HSD-440 Mark 2 Terminal
23-15-30 1-2
3 JUN 10
Satellite communication systems provide
users with long-range voice and data communication
by accessing global satellite and ground communications networks.
Inmarsat is an international organization that operates and maintains multiple geostationary
satellites and satellite networks. Inmarsat network
s provide services for aviation, shipping, and
land-mobile terminals. Inmarsat provides information about satellite beam cov
erage at
www.inmarsat.com.
Inmarsat’s I-3 satellites provide
Aero H+ and Swift 64 services for aviation. The satellites
connect to ground telecommunication systems through the LES/GES. Each satellite is located
over an Ocean Region (OR)—the current OR names are:
Atlantic Ocean Region-East (AOR-E)
Atlantic Ocean Region-West (AOR-W)
Indian Ocean Region (IOR)
Pacific Ocean Region (POR)