Scientific and Technical Aerospace Reports
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Published: 1991
Total Pages: 486
ISBN-13:
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Author:
Publisher:
Published: 1991
Total Pages: 486
ISBN-13:
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Published: 1994
Total Pages:
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Published: 1994
Total Pages: 1284
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Published: 1993
Total Pages: 68
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Published: 1991-03
Total Pages: 1102
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DOWNLOAD EBOOKAuthor: U.S. Geological Survey Toxic Substances Hydrology Program. Technical Meeting
Publisher:
Published: 1999
Total Pages: 874
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DOWNLOAD EBOOKAuthor: Stojce Dimov Ilcev
Publisher: Springer Science & Business Media
Published: 2005-12-05
Total Pages: 515
ISBN-13: 1402027842
DOWNLOAD EBOOKGlobal mobile satellite communications (GMSC) are specific satellite communication systems for maritime, land and aeronautical applications. It enables connections between moving objects such as ships, vehicles and aircrafts, and telecommunications subscribers through the medium of communications satellites, ground earth stations, PTT or other landline telecommunications providers. Mobile satellite communications and technology have been in use for over two decades. Its initial application is aimed at the maritime market for commercial and distress applications. In recent years, new developments and initiatives have resulted in land and aeronautical applications and the introduction of new satellite constellations in non-geostationary orbits such as Little and Big LEO configurations and hybrid satellite constellations as Ellipso Borealis and Concordia system. This book is important for modern shipping, truck, train and aeronautical societies because GMSC in the present millennium provides more effective business and trade, with emphasis on safety and commercial communications. Global Mobile Satellite Communications is written to make bridges between potential readers and current GMSC trends, mobile system concepts and network architecture using a simple mode of style with understandable technical information, characteristics, graphicons, illustrations and mathematics equations. Global Mobile Satellite Communications represents telecommunications technique and technology, which can be useful for all technical staff on vessels at sea and rivers, on all types of land vehicles, on planes, on off shore constructions and for everyone possessing satellite communications handset phones.
Author: International Radio Consultative Committee
Publisher:
Published: 1983
Total Pages: 238
ISBN-13:
DOWNLOAD EBOOKTelevision broadcasting, sound broadcasting, service area, coverage area, satellite orbit, frequency planning, picture quality, atmospheric influence, modulation, compatibility with other radio systems, cost estimation.
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Published: 1999
Total Pages: 112
ISBN-13:
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