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Conference Paper The Study of Gap Filler for Satellite Communication System
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Authors
Joon Gyu Ryu, D. I. Chang, Ho Jin Lee
Issue Date
2009-08
Citation
International Conference on Information and Communications Technology (ICICT) 2009, pp.1-4
Language
English
Type
Conference Paper
Abstract
To provide seamless broadband internet and broadcasting services to passengers of high-speed train via satellite link, gap filling is key technology to extend the service coverage in NLOS environment, so to speak, tunnel. The XpeedSAT system is a Ka/Ku dual band broadband mobile multimedia access system based on DVB-S2/DVBRCS+M standard for satellite TV, video multicasting, Internet. In this paper we introduce the various gap filling technologies, design link budget of XpeedSAT, and compare pros and cons.
KSP Keywords
Broadband Internet, DVB-S2, Dual-band, Gap filling, Gap-Filler, Key technology, Mobile Multimedia, NLOS Environment, Satellite TV, Satellite link, broadcasting services