Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Juan Rivera Castro"'
Publikováno v:
International Journal of Satellite Communications and Networking. 37:437-448
Summary The use of higher frequencies for satellite multimedia communication systems calls for research of the atmospheric propagation effects at these bands (rain, cloud and gaseous attenuation, s...
Autor:
Laszlo Csurgai-Horvath, Juan Rivera Castro, Michael Schmidt, Peter Horvath, Balint Horvath, Antonio Martellucci
Publikováno v:
Wireless and Satellite Systems ISBN: 9783319765709
WISATS
WISATS
The architectural design of the Q/V band site diversity experiment between the transmit/receive ground station in Graz/Austria and the receive only ground station in Budapest is described in this paper. The ground station Budapest is connected via In
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::427271af91e1b2b08f1f876ecb274537
https://doi.org/10.1007/978-3-319-76571-6_18
https://doi.org/10.1007/978-3-319-76571-6_18
Publikováno v:
2017 11th European Conference on Antennas and Propagation (EUCAP).
This paper presents an overview of the activities performed by the Agency in the framework of the Alphasat Aldo Paraboni scientific experiment at Ka and Q band. In particular it addresses the technological developments for the equipment of the propag
Autor:
Hong Yin Lam, Michael Schmidt, Felix Cuervo, Juan Rivera Castro, Jafri Din, Michael Schönhuber
Publikováno v:
2017 11th European Conference on Antennas and Propagation (EUCAP).
In satellite communications, the demand for capacity increase is met by the use of higher frequency bands, which however are severely impaired by atmospheric phenomena (rain, cloud and gaseous attenuation, scintillation). In order to study propagatio
Publikováno v:
2016 10th European Conference on Antennas and Propagation (EuCAP).
This paper presents an overview of the activities performed by the Agency in the framework of the Alphasat Aldo Paraboni scientific experiment at Ka and Q band. In particular it addresses the technological developments for the equipment of the propag
Publikováno v:
2016 10th European Conference on Antennas and Propagation (EuCAP).
In order to study propagation effects for future satellite communication frequencies, the Alphasat Aldo Paraboni payload includes two beacon transmitters at Ka-band (19.701 GHz) and Q-band (39.402 GHz). Among all atmospheric effects, rain has the big
Autor:
Eral Turkyilmaz, Juan Rivera Castro, Michael Schmidt, Harald Schlemmer, Johannes Ebert, Sabine Kastner-Puschl
Publikováno v:
2015 IEEE Aerospace Conference.
The Alphasat Aldo Paraboni Payload incorporates two Q/V-band satellite transponders, which covers three spot beams over Europe placed towards Italy and towards Graz/Austria. JOANNEUM RESEARCH developed and installed the ground station in Graz and ope
Autor:
Antonio Martellucci, Karin Plimon, Carlo Riva, Michael Schönhuber, Franz Teschl, Guiseppe Codispoti, Felix Cuervo, Juan Rivera Castro
Publikováno v:
The 8th European Conference on Antennas and Propagation (EuCAP 2014).
In order to study propagation effects for future satellite communication frequencies the Alphasat Aldo Paraboni (TDP 5) payload includes two beacon transmitters at Ka-band (19.701 GHz) as well at Q-band (39.402 GHz). Under an ESA contract a Ground Pr
Publikováno v:
2010 5th Advanced Satellite Multimedia Systems Conference and the 11th Signal Processing for Space Communications Workshop.
The development and performance of a hardware-prototype multi-user detection (MUD) receiver for Inmarsat's Broadband Global Area Network (BGAN) is described. The MUD receiver is used to compensate increased adjacent channel interference due to reduce
Autor:
Knut Eckstein, Paul Febvre, Juan Rivera Castro, Xavier Bouthors, David Bath, Erling Kristiansen
Publikováno v:
26th International Communications Satellite Systems Conference (ICSSC).
Inmarsat’s BGAN System operates over the Inmarsat-4 satellites, which are among the largest commercial geostationary satellites in service today. The first two Inmarsat-4 satellites were launched in 2005. Each satellite supports over 200 spot beams