1–20 von 40 Ergebnissen
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    Field trials of aeronautical satellite communication systems

    Makita, F. / Kosaka, K. / Maekita, K. et al. | Tema Archiv | 1988
    commencing in October 1987 using a Japan Air Lines Boeing-747 passenger aircraft. The experimental aeronautical satellite communication system used ...
    Schlagwörter: AIRCRAFT COMMUNICATION , SATELLITE RELAY SYSTEMS , AERONAUTICAL VOICE COMMUNICATION , AERONAUTICAL SATELLITE COMMUNICATION SYSTEMS

    Technical design and performance analysis of aeronautical satellite communication systems

    Yasuda, Y. / Ohashi, M. / Sugaya, F. et al. | Tema Archiv | 1988
    (International Maritime Satellite Organization) in the near future. The field trial on the experimental aeronautical satellite communication system for ...
    Schlagwörter: DIGITAL RADIO SYSTEMS , SATELLITE RELAY SYSTEMS , AERONAUTICAL SATELLITE COMMUNICATION SYSTEMS , GLOBAL AERONAUTICAL SATELLITE COMMUNICATION SERVICES , DIGITAL TRANSMISSION SYSTEMS , GLOBAL MARITIME SATELLITE COMMUNICATIONS

    Technical design and service aspects of digital mobile satellite communication systems

    Yasuda, Y. / Ohashi, M. / Sugaya, F. et al. | Tema Archiv | 1988
    The key technical elements in designing digital mobile satellite communication systems are identified, and tradeoff studies on the ...
    Schlagwörter: SATELLITE RELAY SYSTEMS , MARITIME SATELLITE COMMUNICATION , DIGITAL MOBILE SATELLITE COMMUNICATION SYSTEMS , AERONAUTICAL SATELLITE COMMUNICATION SYSTEMS

    Determination of Mass Properties for the VX-SAT Communication Satellite

    Alvarez, Jose | Tema Archiv | 2011
    communication satellite using suitable software’s and the importance of the process to collect the mass budget information to get the more reliable ...

    Communication and ranging systems for navigation experiment using Engineering Test Satellite V

    Ishide, A. | Tema Archiv | 1988
    to develop satellite communication and ranging techniques for the aircraft and ships in the oceanic area. The author describes the ranging ...
    Schlagwörter: SATELLITE RELAY SYSTEMS , ENGINEERING TEST SATELLITE V , HF VOICE COMMUNICATION , SATELLITE TECHNOLOGY

    Satellite solar energy systems

    Flood, D.J. | Tema Archiv | 1997
    of six photovoltaic panels mounted on the outer surface of the satellite and produced one watt of power for over six years. Space solar ...

    INMARSAT satellite communication services for aircraft

    Smith, K. | Tema Archiv | 1988
    Some of the considerations involved in the development of worldwide aeronautical satellite communication services are discussed. The author ...
    Schlagwörter: AIRCRAFT COMMUNICATION , SATELLITE RELAY SYSTEMS , INMARSAT SATELLITE COMMUNICATION SERVICES , SATELLITE SPOT BEAMS

    Using satellite communication for aircraft automatic dependent surveillance

    Abdelrazik, M.A. / Hodapp, J.F. | Tema Archiv | 1991
    (ADS) system. The system operates between 1.5 to 1.7 GHz and uses the International Maritime Satellite Organization (INMARST) satellite network ...
    Schlagwörter: AIRCRAFT COMMUNICATION , SATELLITE RELAY SYSTEMS , INTERNATIONAL MARITIME SATELLITE ORGANIZATION , SATELLITE NETWORK

    The E-SAT 300A: a multichannel satellite communication system for aircraft

    Abdelrazik, M.A. / Hodapp, J.F. | Tema Archiv | 1989
    The authors provide a technical description and highlight the advantages of a multichannel airborne digital satellite communication system ...
    Schlagwörter: AIRCRAFT COMMUNICATION , SATELLITE RELAY SYSTEMS , MULTICHANNEL AIRBORNE DIGITAL SATELLITE COMMUNICATION SYSTEM , INTERNATIONAL MARITIME SATELLITE ORGANIZATION

    Marine satellite communication system performance and application near the system operational boundaries

    Volodin, V.I. / Zharnovetsky, F.V. | Tema Archiv | 1988
    are essential for establishing reliable communication channels at low elevation angles. A particular attention was given to the telex channel ...
    Schlagwörter: SATELLITE RELAY SYSTEMS

    Heterogeneous satellite-terrestrial technologies: quality of service and availability testing

    Abbasi, M. / Stergioulas, L.K. / Kretschmer, M. et al. | Tema Archiv | 2008
    Due to rapid and constant evolution of wireless communication technologies, standards, protocols, applications, and systems, it is hard to ...

    AvSat: an aeronautical satellite communications system

    Gribbin, W.J. | Tema Archiv | 1988
    The development of an industry-owned and -managed global aeronautical satellite system (known as AvSat) to meet the expanding ...
    Schlagwörter: AIRCRAFT COMMUNICATION , SATELLITE RELAY SYSTEMS , AERONAUTICAL SATELLITE COMMUNICATIONS SYSTEM , GLOBAL AERONAUTICAL SATELLITE SYSTEM , CABIN SYSTEMS

    Land mobile satellite channel-recording and modelling

    Lutz, E. | Tema Archiv | 1988
    Satellite communication with landmobile terminals is limited by strong variations of the received power level which are caused by multipath ...
    Schlagwörter: SATELLITE RELAY SYSTEMS , LAND MOBILE SATELLITE CHANNEL

    AvSat: the first dedicated aeronautical satellite communications system

    Dement, D.K. | Tema Archiv | 1988
    industry-owned and operated company in the United States, has taken steps to establish a global aeronautical satellite communications system. Plans ...
    Schlagwörter: KOMMUNIKATION , SATELLITE RELAY SYSTEMS , DEDICATED AERONAUTICAL SATELLITE COMMUNICATIONS SYSTEM , GLOBAL AERONAUTICAL SATELLITE COMMUNICATIONS SYSTEM

    Digital control of a geostationary satellite using a double gimballed momentum wheel

    Broquet, J. | Tema Archiv | 1975
    Drehzahlmesser und Schubsystem ist diese Korrekturanordnung zusammengestellt. Die Digitalsteuerung dieses Systems arbeitet mit Bord-Impulsgeber, Resolver ...

    The land mobile satellite service: road & railway communications

    Galligan, K.P. / Lluch, C. / Pavesi, B. et al. | Tema Archiv | 1988
    The authors summarize the results of a study performed for ESA to examine the use of land mobile communications satellite systems for ...
    Schlagwörter: KOMMUNIKATION , DATA COMMUNICATION SYSTEMS , SATELLITE GROUND STATIONS , SATELLITE RELAY SYSTEMS , LAND MOBILE COMMUNICATIONS SATELLITE SYSTEMS , GROUND BASED SYSTEMS , MULTIPURPOSE GEOSTATIONARY SATELLITE

    X-by-Wire via ISOBUS communication network

    Ehrl, M. / Auernhammer, H. | Tema Archiv | 2006
    Satellite based guidance technology is a very challenging principle for future automation of agricultural machinery. The first generation ...

    NTT's program of experimental mobile satellite system (EMSS) using ETS-V and preliminary results

    Sakai, T. / Mishima, H. / Hagiwara, E. et al. | Tema Archiv | 1988
    NTT has been actively researching and developing a multibeam mobile satellite communication system to provide mobile services for ships ...
    Schlagwörter: SATELLITE RELAY SYSTEMS , EXPERIMENTAL MOBILE SATELLITE SYSTEM , MULTIBEAM MOBILE SATELLITE COMMUNICATION SYSTEM