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Publikováno v:
IEEE Transactions on Aerospace and Electronic Systems. 38:1377-1387
The data collection experiment (DCE) of the scientific mission DAVID (DAta and Video Interactive Distribution) of the Italian Space Agency (ASI) will pioneer the use of the W-band for telecommunications experiments. In particular the collection of hi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9a3f15f32095bee94ae1b480954a4713
https://doi.org/10.1109/taes.2002.1145760
https://doi.org/10.1109/taes.2002.1145760
Publikováno v:
IEEE Journal on Selected Areas in Communications. 10:1326-1342
Frequency-division multiple access (FDMA) and single channel per carrier (SCPC) in the uplink and time-division multiplexing (TDM) in the downlink are employed in the system described. To interface FDMA in the uplink and TDM in the downlink, multicar
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::82c2473f9dc6e142cf394328d61b8bfa
https://doi.org/10.1109/49.166760
https://doi.org/10.1109/49.166760
Publikováno v:
ICC
The DAta and Video Interactive Distribution (DAVID) satellite mission belongs to the small missions for science and technology programme of the Italian Space Agency and is intended to pioneer the use of W-band for an experimental collection of a high
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::bf0176ac8d5c6c197d363ef435f9f21b
https://doi.org/10.1109/icc.2002.997394
https://doi.org/10.1109/icc.2002.997394
Publikováno v:
IEEE Global Telecommunications Conference, 1989, and Exhibition. 'Communications Technology for the 1990s and Beyond.
Some features of frequency-hopping (FH) code-division multiple-access (CDMA) techniques are discussed in connection with the mitigation of the effects of interferences in multiple-user satellite systems. The authors show how some specific satellite a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::959f3c49b5c912ed3015daf0131df7d7
https://doi.org/10.1109/glocom.1989.64241
https://doi.org/10.1109/glocom.1989.64241
Publikováno v:
IEEE Global Telecommunications Conference and Exhibition. Communications for the Information Age.
The authors describe the ITALSAT satellite network, which will operate with an onboard base band switching matrix. They describe the main features of the system architecture, satellite terminal, and control center and the overall preoperational netwo
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1935a39cba15220213f8ce796085d300
https://doi.org/10.1109/glocom.1988.26123
https://doi.org/10.1109/glocom.1988.26123
Publikováno v:
IEEE International Conference on Communications, - Spanning the Universe..
The most suitable coding methods to exchange large amounts of data on a channel with a 500 Mb/s capacity are presented in terms of power/bandwidth optimization. In the spacecraft-to-ground link an important role will be played by geostationary data r
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5213461366d4185b024f195ae807a918
https://doi.org/10.1109/icc.1988.13831
https://doi.org/10.1109/icc.1988.13831
Publikováno v:
Mobile and Personal Satellite Communications 2 ISBN: 9783540761112
Growing interest is currently being paid to the possibility of offering a wide range of satellite telecommunications services (including wideband services, the so-called multimedia) to Mobile Terminals (MTs), either land-mobile, maritime or aeronauti
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c080740bcdd4d54e89e089c860b9771e
https://doi.org/10.1007/978-1-4471-1516-8_14
https://doi.org/10.1007/978-1-4471-1516-8_14
Autor:
E. Saggese, A. Bonetto
Publikováno v:
Satellite Communication Systems Design ISBN: 9781461363095
The purpose of radio communications is the space transmission of electromagnetic power carrying information, while optimizing the received carrier-to-noise power ratio (CNR), to allow the receiver to reconstruct the transmitted signal as accurately a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::2c8adfce702907406218a772c44b7978
https://doi.org/10.1007/978-1-4615-3006-0_9
https://doi.org/10.1007/978-1-4615-3006-0_9
Autor:
E. Saggese
Publikováno v:
Satellite Communication Systems Design ISBN: 9781461363095
This chapter is devoted to operations performed on the baseband signal in order to obtain an efficient and protected transmission. The operations dealt with are formatting and source coding, which show different features for speech and video signals,
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::7367d7d97b91f54ffead568207888d61
https://doi.org/10.1007/978-1-4615-3006-0_4
https://doi.org/10.1007/978-1-4615-3006-0_4