Filters








15,842 Hits in 4.0 sec

Research and Development Issues of Satellite Communications Systems for Large Scale Disaster Relief

Naoto KADOWAKI, Takashi TAKAHASHI, Maki AKIOKA, Yoshiyuki FUJINO, Morio TOYOSHIMA
2012 IEICE transactions on communications  
In this paper, we list up the requirements and report what kind of satellite communications technologies are needed, and research and development issues.  ...  It is well known that satellite communications systems are effective and essential communication infrastructure for disaster relief.  ...  Satellite Communication Systems and Network for Disaster Relief L/S-Band Satellite Communications Systems As mentioned in previous section, satellite-based mobile phone system in L or S-band is one of  ... 
doi:10.1587/transcom.e95.b.3378 fatcat:xbi6uojtkjcppoehvilobbmso4

Editorial

S. Scalise, M. Werner
2008 Space communications  
Global Navigation Satellite System (GNSS) receivers for all phases of flight; • an analysis of the potential role that satellite technologies may play in future CNS/ATM systems with a special focus on  ...  At the 1997 World Radio Communications Conference, these two bands became part of the generic Mobile Satellite Service (MSS) bands, allowing other mobile users to use these bands, with priority to aeronautical  ... 
doi:10.3233/sc-2008-0347 fatcat:u2jcb35i6nhcrkpse43uyzfgpm

Prospects of 5G Satellite Networks Development [chapter]

Valery Tikhvinskiy, Victor Koval
2020 Moving Broadband Mobile Communications Forward - Intelligent Technologies for 5G and Beyond [Working Title]  
The issues of satellite payload utilization have considered for bent-pipe and on-board processing technologies in 5G satellite segment.  ...  The chapter has discussed the spectral and technological aspects of 5G satellite network developments, issues of architecture and role of delays on quality of services of 5G satellite segment, and possibility  ...  (MMWB), calls design engineers for special attention to this potential market segment of mobile satellite telecommunications.  ... 
doi:10.5772/intechopen.90943 fatcat:kiextwjuxfcpfniw3u7uhqjauq

Survey on Land Mobile Satellite System: Challenges and Future Research Trends

Mohammad Abo-Zeed, Jafri Din, Ibraheem Shayea, Mustafa Ergen
2019 IEEE Access  
INDEX TERMS Land mobile satellite systems, survey study on satellites, satellite, and satellite challenges.  ...  This includes the classification of LMS systems, the operating frequency bands, and the representative Mobile Satellite Services (MSS) systems.  ...  Although most current mobile satellite services operate in the L and S bands, greater demand for bandwidth means that some services are now operating from VHF up to Ka bands.  ... 
doi:10.1109/access.2019.2941900 fatcat:2bwrt2ykszaabgl5m74fxf53ge

Introduction and Overview

F. Bond, P. Rosen
1979 IEEE Transactions on Communications  
ADDITIONAL READING AND ACKNOWLEDGMENTS We have attempted to keep the introduction to the Special Issue short, hoping to provide a perspective not only of the Special Issue content but of the more comprehensive  ...  One example of such service, exploiting information processing technology as an alternative to conventional common carrier switched systems, is offered by Satellite Business Systems, Inc.  ... 
doi:10.1109/tcom.1979.1094311 fatcat:27b4lfgwejddtlprdnxwasqlga

Integration of satellite and terrestrial systems in future multimedia communications

B. Evans, M. Werner, E. Lutz, M. Bousquet, G.E. Corazza, G. Maral, R. Rumeau
2005 IEEE wireless communications  
In addition thanks are due to the European Space Agency for their input and useful comments on the work.  ...  SPECTRUM Currently existing mobile satellite systems (INMARSAT, THURAYA, MBSAT, etc.) operate in the L and S bands.  ...  Based on the above mentioned customer requirements and technology trends, the expected peak data rate for systems beyond IMT-2000 is defined as 100 Mb/s for new mobile access and 1 Gb/s for new nomadic  ... 
doi:10.1109/mwc.2005.1522108 fatcat:pfbjcee36bas3omxwv3bkrmi3e

Satellite Communication Antennas [Guest Editorial]

Sudhakar Rao, Peter de-Maagt, Rajeev Jyoti
2019 IEEE Antennas & Propagation Magazine  
Typical applications include ■ high-throughput satellites (HTSs) or personal communications satellites ■ direct-to-home satellites ■ global positioning satellites ■ fixed-, broadcast-, and mobile satellite  ...  , global coverage on-orbit, and telemetry and telecommand during transfer orbit as well as on-orbit.  ...  This special issue of IEEE Antennas and Propagation Magazine focuses on recent advances in satellite communication antennas.  ... 
doi:10.1109/map.2019.2935346 fatcat:xm7hfrmkujgw7efflxue42wymm

Progress in and Prospects of On-Board Communication Equipment Technologies for Communications Satellites in Japan

Masazumi UEBA, Akihiro MIYASAKA, Yoshinori SUZUKI, Fumihiro YAMASHITA
2017 IEICE transactions on communications  
This paper summarizes progress in on-board communication equipment technologies developed and verified by using Engineering Test Satellites and commercial satellites in Japan and describes their prospects  ...  . key words: on-board communication equipment, communications satellites, multi-beam satellite communication system, transponder, antenna reflector, on board processor, beam forming  ...  As one of special technologies in N-STAR, simultaneous multiple frequency band utilization with inter-frequency connectivity among three shaped beam payloads (C-band, Ku-band, and Ka-band) is realized  ... 
doi:10.1587/transcom.2016pfi0002 fatcat:jgfy6763dfe23aoziesin7zr4i

Integrated terrestrial-satellite networks: Part one

Linling Kuang, Zhiyong Feng, Yi Qian, Giovanni Giambene
2018 China Communications  
Against this background, this special issue calls for papers on the topic of "Integrated Terrestrial-Satellite Networks" to explore the key technologies and possible applications in future terrestrial-satellite  ...  We hope this special issue can give an overview of the key issues of future terrestrial-satellite networks, and more works are expected to further explore this area.  ... 
doi:10.1109/cc.2018.8398219 fatcat:5fzrhgycdzhlbo6sdzluli3lqm

IEEE Transactions on Broadcasting Special Issue on: 5G for Broadband Multimedia Systems and Broadcasting

David Gomez-Barquero, Wei Li, Manuel Fuentes, Jian Xiong, Giuseppe Araniti, Cristiano Akamine, Jintao Wang
2019 IEEE transactions on broadcasting  
IEEE Transactions on Broadcasting Special Issue on: 5G for Broadband Multimedia Systems and Broadcasting. IEEE Transactions on Broadcasting. 65(2):351-355.  ...  The upcoming fifth-generation (5G) of wireless communications technologies is expected to revolutionize society digital transformation thanks to its unprecedented wireless performance capabilities, providing  ...  He has organized different special sessions, workshop, and special issues in different journals.  ... 
doi:10.1109/tbc.2019.2914866 fatcat:dbqy5phexfdqrnkgs5hapd5c24

Mobile satellite communications

W.W. Wu, E.F. Miller, W.L. Pritchard, R.L. Pickholtz
1994 Proceedings of the IEEE  
In this Special Issue, we discuss issues which are not only unique to satellites, but also a few selected subjects among the many facets of mobile satellite communications.  ...  With an emphasis on meeting the needs of only point-topoint users, earlier planners did not completely visualize the power of satellites until fiber-optical cables limited the point-to-point applications  ...  Just as earlier satellite technologies depended on microwave technologies, mobile satellite communications depends heavily on satellite technologies developed for fixed earth stations.  ... 
doi:10.1109/5.317086 fatcat:yyzdsob72rd7baviqdvmzogcay

Outcomes of the 2015 world radiocommunication conference for aeronautical spectrum and applications

Robert J Kerczewski, Loftur Jonasson
2016 2016 Integrated Communications Navigation and Surveillance (ICNS)  
WRC-15 Agenda Item 1.10 -Mobile Satellite Service in the 22-26 GHz Band This agenda item considered "spectrum requirements and possible additional spectrum allocations for the mobile-satellite service  ...  aeronautical mobile (route) service (AM(R)S) in the adjacent 5450-5480 kHz in ITU Region 2.  ... 
doi:10.1109/icnsurv.2016.7486357 fatcat:pv5sybpe4zhule4v6hrpiatbui

Satellite Communications: Research Trends and Open Issues

A. Vaneli-Corali, G. E. Corazza, G. K. Karagiannidis, P. T. Mathiopoulos, D. S. Michalopoulos, C. Mosquera, S. Papaharalabos, S. Scalise
2007 2007 International Workshop on Satellite and Space Communications  
environments (from broadcast to fixed terminals, to broadband mobile satellite access), we address scodin scm,prolayrorte rocreinFC physical layer aspects related to satellite communications in the smart  ...  and fast synchronization techniques. attempt of providing the Reader with an overview of the new Satellite communications are not immune from this wave trends and open issues in this field. of innovation  ...  and digital satellite radio and multimedia (e.g. video) services in channel estimation algorithms, posing a host of issues that the lower L/S frequency bands (e.g.  ... 
doi:10.1109/iwssc.2007.4409393 fatcat:nmed46rrandezmec3bssr5jun4

Mobile Television: Challenges of Advanced Service Design

Johannes M. Bauer, Im Sook Ha, Dan Saugstrup
2007 Communications of the Association for Information Systems  
One main assertion is that the value network of mobile data services is much more complex than that of previous "generations" of mobile services, in particular voice and messaging.  ...  In this paper, we propose an integrative framework based on dynamic models of the evolution of industries. The main arguments are illustrated using the case of mobile TV.  ...  ACKNOWLEDGEMENTS An earlier version of this paper was presented at the 2007 Los Angeles Global Mobility Roundtable, June 1-2, 2007.  ... 
doi:10.17705/1cais.02039 fatcat:bpyfde3gc5acxhq344ypjhi6t4

Editorial [special issue introduction]

Hsiao-Chun Wu, Dah-Chung Chang, Dimitrios G. Stratogiannis, Kung Yao
2014 IEEE Systems Journal  
Stratogiannis, Guest Editor (Special Issue on Sensor Networks for Advanced Localization Systems), Wireless and Satellite Communications Group, National Technical University of Athens (NTUA), Athens, Greece  ...  His current research interests include wireless, mobile and satellite communications networks, mobile computing, and radio communication systems design. Dr.  ... 
doi:10.1109/jsyst.2013.2259411 fatcat:2wmgrngz75al7l5b6446jhnebi
« Previous Showing results 1 — 15 out of 15,842 results