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Fleet F55 is a maritime communications service that offers high quality data, voice, and fax at speeds up to 64 kbps. Fleet F55 Mobile ISDN service provides reliable and fast connections, for quick and cost-effective delivery of large amounts of data. Mobile Packet Data Service (MPDS) enables users to remain on-line for extended periods of time, while being charged only for the data transmitted and received.
Service Features
Fleet F55 supports a variety of communication channels, meeting the diverse application requirements of large
to medium sized leisure vessels and specialist craft such as merchant fishing and patrol vessels.
Mobile ISDN Service
Mobile ISDN is a dedicated Single Channel per Carrier (SCPC) service that enables high-speed data transfer,
efficiently transmitting navigational maps and large files associated with fleet management and other software.
64 kbps UDI Data (Unrestricted Digital Interface)
Large file transfer, Internet/Web access, intranet/corporate LAN access, video teleconferencing, broadcast video (real-time and store & forward), bulk e-mail, e-mail with large file attachments, and secure voice/data with Secure Terminal Equipment (STE)
56 kbps v.110 Data
-Enables interoperability with applications requiring speeds up to 56 kbps
3.1 kHz Audio
-Broadcast quality audio, analog G3 fax up to 14.4 kbps, V.34 analog modem data, and secure voice STU-IIB and STU-III
64 kbps Speech
-High quality voice communications
Mobile Packet Data Service
Mobile Packet Data Service uses Internet Protocol (IP) technology and time-shared channels to allocate network resources, enabling cost-efficient Web access, e-mail and "Always On" remote access.
Variable Speed
-For bursty applications such as Internet access, and e-mail with small file attachments
Voice Services
Fleet F55 offers a dedicated Single Channel per Carrier (SCPC) service that provides cost-effective voice and fax
communications.
4.8 kbps Voice communications
9.6 kbps Fax*
*Available on only some mobile terminals.
Comparing Mobile ISDN and Mobile Packet Data Service
| Mobile ISDN Service |
Mobile Packet Data Service |
| Dedicated 64 kbps channel |
Shared 64 kbps channel |
| Connects to PSTN/ISDN |
Connects to IP networks |
| Per second billing |
Per Megabit billing |
| Suitable for large data transfers |
Suitable for smaller intermittent data transfers |
| Example Applications |
Example Applications |
| Videoconferencing |
Web browsing |
| E-mail batch transfer |
E-mail with small attachments |
Advantages of Fleet F55
- Spot and global beam coverage for merchant and fishing vessels, super yachts and large leisure craft, and patrol boats operating in all regions of the world
- Fleet is compatible with the next generation of Inmarsat satellites (I4)
- Lightweight above-deck equipment
- Low cost, simple hardware installation
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