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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