Eurailmag - #15 - March 2007 - (Page 61)

Services • Compact Main Rack with railway grade computer and power management system that fits within typical luggage rack space • System Control PC on train that manages and monitors all on train system components (satellite modem, antenna controller, routers, power supply, wireless access points) • Multi-carrier architecture, roof mounted antennas and fast switching mobile access router for automatically routing data and system management traffic over terrestrial wireless networks (2G/3G, WiFi, WiMax) for continuity of connectivity when out of satellite visibility • Network Operations Centre: Comprehensive functionality for Central Administration and Supervision. Remote Status Monitoring and Logging, Alerts, Remote Control of on train equipment Precise GPS data allows for accurate placement of any monitored train in cartographic representations at all resolutions from countrywide… to extremely detailed. A COST EFFICIENT SOLUTION 21Net has mastered the use of a unique mobile DVB/RCS modem in order to share the satellite bandwidth across all the trains of the fleet, allocating bandwidth on demand according to the usage level of the train. With 21Net, Satellite bandwidth scales linearly with actual Internet use. A VISION FOR TOMORROW: 2007 & 2008 Current Antenna Robust and reliable mechanical antennas based on maritime systems _ Electronic phased arrays with no moving parts WHAT DOES 21NET OFFER? Phasor Antenna • Best performing technology for Broadband Internet to Trains • Technically mature solution developed with three European high speed train operators over the last three years and in nearly continuous operation for the last two years. • Sensible prices - both Capex and Opex - key to operators’ business case • Future evolution path with new antennas and system enhancements to continue technical leadership • Experienced team and network operation centre already in place Lower Profile Antenna Size Height (incl Radome) G/T EIRP (at 2 Watts output power) Mbps per MHz Status Circular Reflector 80cm Ø 72 cm 17.3 dB/K 43 dBW Down: 1.25; Up: 1.00 Approved, In Production Offset Feed, Reflector Approx 1.5m X 40cm 45 cm 15 dB/K 41 dBW Down: 1.25; Up: 1.00 Prototype Q1 2007 12 - 16 Panels 1.2m X 2m 3 cm 16.6 dB/K 43 dBW Down: 1.25; Up: 1.00 Prototype Q1 2008 EURAILmag Business & Technology Issue 15 http://www.21net.com

Table of Contents for the Digital Edition of Eurailmag - #15 - March 2007

SOMMAIRE
NOTICE BOARD
COATINGS
NEWS
SERVICES
INFRASTRUCTURE
HIGH-SPEED LINES
TUNNELS
PEOPLE
ROLLING STOCK
WEBSITE DIRECTORY

Eurailmag - #15 - March 2007

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