5G • 5G-Advanced (Rel-18)
VSAT Maritime & Aviation Mobility
High-Throughput Mobile Satellite Terminal Enhancements
Enhances beam tracking, beam switching, and Doppler tracking for Very Small Aperture Terminals (VSAT) mounted on high-speed airplanes and ocean vessels.
Technical Explanation
Commercial aircraft flying at 900 km/h and maritime cargo ships require continuous multi-megabit satellite broadband across oceans. Rel-18 enhances VSAT mobility protocols, coordinating rapid satellite-to-satellite beam handovers, antenna tracking interfaces, and multi-carrier aggregation to deliver stable 100 Mbps+ broadband in international airspace.
Key Functions
- Optimizes tracking protocols for directional parabolic and phased-array VSAT antennas
- Maintains continuous broadband links on commercial airliners flying at 900 km/h
- Manages seamless beam handovers between moving satellites across oceanic routes
- Provides high-speed in-flight passenger Wi-Fi and maritime vessel telemetry
Specifications
3GPP TS 38.300, TS 38.306 (Rel-18)
Interfaces
Uu (VSAT)
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