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S-MIM: a novel radio interface for efficient messaging services over satellite
2013
IEEE Communications Magazine
Preserved Fulltext
THE S-MIM RETURN LINK ASYNCHRONOUS RANDOM ACCESS CHANNEL The random access techniques adopted by S-MIM is SSA. ...
The 3GPP W-CDMA standard [11] provides a spread Aloha random access channel (RACH) that, with minor adaptations described in [5] , has been exploited in the S-MIM standard to encompass the E-SSA RA ...
doi:10.1109/mcom.2013.6476875
fatcat:cupd37vrrbbqzj7nuoaypqmfn4
QoS and QoE in the Next Generation Networks and Wireless Networks
[chapter]
2014
Communications in Computer and Information Science
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for satellites) -1885 MHz to 2030 MHz band -2110 MHz to 2200 MHz band -CDMA 2000 (USA) is an evolution of the American IS-95 standard, -UWC-136 (USA) based on the GPRS and EDGE technologies and is an ...
-IS-136 based on TDMA 2,75 G: EDGE (Enhanced Data rate for GSM Evolution): rate of 150 kbit/s E-GPRS (Enhanced GPRS): apply EDGE to GPRS Pascal LORENZ 3G: IMT2000 (International Mobile Telecommunication ...
doi:10.1007/978-3-662-44788-8_1
fatcat:u2vwk3cy7bddvjobjvaem75djq
QoS and QoE in the Next Generation Networks and Wireless Networks
[chapter]
2014
Communications in Computer and Information Science
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for satellites) -1885 MHz to 2030 MHz band -2110 MHz to 2200 MHz band -CDMA 2000 (USA) is an evolution of the American IS-95 standard, -UWC-136 (USA) based on the GPRS and EDGE technologies and is an ...
-IS-136 based on TDMA 2,75 G: EDGE (Enhanced Data rate for GSM Evolution): rate of 150 kbit/s E-GPRS (Enhanced GPRS): apply EDGE to GPRS Pascal LORENZ 3G: IMT2000 (International Mobile Telecommunication ...
doi:10.1007/978-3-662-45945-4_1
fatcat:3oirszkftzh67h7uov454fz7eq
Quality-of-service-oriented media access control for advanced mobile multimedia satellite systems
2003
36th Annual Hawaii International Conference on System Sciences, 2003. Proceedings of the
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However, the limited bandwidth of the satellite channel, satellite rotation around the Earth and mobility of endusers makes QoS provisioning a challenging task The main coontribution of this work is to ...
Satellite networks offer a number of desirable characteristics including wide area coverage, unique broadcast capabilities, the ability to communicate with hand-held devices, and low cost-per-minute access ...
Acknowledgments The work was support in part, ny NATO grand PST.CLG979033. ...
doi:10.1109/hicss.2003.1174866
dblp:conf/hicss/TodorovaM03
fatcat:zvztwe34xva5fhcujiznm3clg4
A survey of architectures and scenarios in satellite-based wireless sensor networks: system design aspects
2012
International Journal of Satellite Communications And Networking
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Data rates in the range of few kilobits per second can be considered adequate for target performance. Obviously, SCADA traffic patterns tightly depend on the nature of the scan process. ...
The access to the air interfaces must follow some 'smart' criteria: data not triggering decisions to the SCADA master control centre might not be transmitted at all, whereas critical data must be immediately ...
ACKNOWLEDGEMENT This work was co-funded by ESA (European Space Agency) under the framework of the SatNEx-III CoO2-Task 2 research activities entitled 'The role of satellite in future sensor networks'. ...
doi:10.1002/sat.1019
fatcat:mg5w7twbxvaapjcsppyfz7c3ne
Network architecture of internet backhaul by DVB-RCS standards for shipborne and other mobile applications
2020
International Journal of Engineering & Technology
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Mobile Satellite Internet aims at providing the next generation satellite broadcasting service through C, Ku and Ka-band DVB-S2 standard for Mobile Earth Stations (MES) via GEO satellite and Land Earth ...
In this paper is introduced a new Digital Video Broadcasting-Return Channel via Satellite (DVB-RCS) for the implementation of modern satellite Internet for shipborne, Vehicleborne and airborne mobile applications ...
scheme for
traffic
TDMA (continuous carrier)
TDMA, continuous carrier, random-access
Modulation schemes
QPSK
Linear: BPSK, QPSK, 8PSK, 16QAM, Constant-envelope: CPM
Channel coding
RS/convolutional ...
doi:10.14419/ijet.v9i3.31087
fatcat:zt6s2uk6ivbpdb7tvw23kttu2a
On Cloud-Based Multisource Reliable Multicast Transport in Broadband Multimedia Satellite Networks
[chapter]
2013
Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering
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of NORM protocol over large delay error prone satellite channels. ...
The most common usage of this satellite is for navigation purpose, such as GPRS. ...
The formats of the variable-length and fixed-length header extensions are given in Figure 5 .
Sender Messages achieves reliability avoiding problems in a multicast scenario. ...
doi:10.1007/978-3-642-36787-8_19
fatcat:izvkgvsoejfrjoxxxhcgtafxta
Performance analysis of satellite payload architectures for mobile services
2007
IEEE Transactions on Aerospace and Electronic Systems
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This paper is concerned with the effects on the network performance of moving parts of what is considered traditionally to belong to the ground segment to on-board the satellite. ...
Initially, an overview of geostationary satellite communication systems and payload technology is presented, followed by a description of the network architecture and protocols that are the basis of the ...
of the Paging Request by the MS, when it requests the assignment of the channel via the Chan Request message on the Random Access CHannel (RACH). ...
doi:10.1109/taes.2007.357127
fatcat:fx2zm5s4enf55mm7zppp7cobvy
Recent advances in cellular wireless communications
1999
IEEE Communications Magazine
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ACKNOWLEDGMENTS The authors would like to acknowledge TELUS Mobility for support of this work. ...
SATELLITE COMMUNICATIONS Communications satellites today are utilized for fixed wireless access, broadcast, and mobile services. ...
Besides the DPCHs, one type of reverse-link CPCH is defined to carry the random access channel (RACH) in all these proposals, namely, the physical RACH (PRACH) in UTRA and W-CDMA/NA, and the common physical ...
doi:10.1109/35.790971
fatcat:lvcfgkb33bbbzkeuz3oh2ubqc4
A Survey on Technologies, Standards and Open Challenges in Satellite IoT
2021
IEEE Communications Surveys and Tutorials
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Moreover, open issues, new challenges, and innovative technologies have been focused, carefully considering the perimeter that current IoT standardization framework will impose to the practical implementation ...
Our paper presents a survey on current solutions for the deployment of IoT services in remote/rural areas by exploiting satellites. ...
Peter Farris of the ECO-CEPT Office in Copenhagen, Denmark, for the invaluable support in identifying the latest ITU and CEPT regulations. ...
doi:10.1109/comst.2021.3078433
fatcat:2dsnfdzf3nbkxbbtmnfuklkssa
Secure Tracking using Trusted GNSS Receivers and Galileo Authentication Services
2004
Journal of Global Positioning Systems
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This paper concludes with a discussion of our existing tracking technology using a Siemens TC45 GSM/GPRS module and future development utilizing our previously proposed trusted GNSS receiver. ...
Requirements for secure tracking are then introduced; detailing how the integrity characteristics of the Galileo authentication could enhance the security of active tracking applications. ...
Computation of the pre-master-secret is performed in the Java applet, using the real-time clock in the GSM module for generation of random numbers. ...
doi:10.5081/jgps.3.1.200
fatcat:tplsg66kn5en5j6bo57j6wibbe
Hybrid Satellite - Wireless Sensor Networks Architecture for Telemedicine Applications in the Context of Emergency Satellite Communications in Ku/Ka/Q/V Bands
2014
EAI Endorsed Transactions on Mobile Communications and Applications
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Then an adaptive air interface which is designed to meet the performance constraints of bidirectional satellite communication links in an emergency situation in Ku/Ka/Q/V bands where when strong channel ...
In this article, this issue is discussed and a list of performance criteria for the different communication links used are addressed, especially focusing on the satellite link. ...
(fixed access network, mobile access network and satellite DVB-RCS interfacing) are liable to inducing errors or loss on the transmitted data. ...
doi:10.4108/mca.2.5.e1
fatcat:akimhupgo5envdf37kabyvn6dm
Architectures and Key Technical Challenges for 5G Systems Incorporating Satellites
[article]
2018
arXiv
pre-print
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The proposed analysis shows that the main technical challenges are related to the PHY/MAC procedures, in particular Random Access (RA), Timing Advance (TA), and Hybrid Automatic Repeat reQuest (HARQ) and ...
However, typical satellite channel impairments, as large path losses, delays, and Doppler shifts, pose severe challenges to the realisation of a satellite-based NR network. ...
ACKNOWLEDGMENTS This work has been supported by European Space Agency (ESA) funded activity SatNEx IV CoO2-PART 1 WI1 5G Access Solutions Assessment for Satellite Scenarios. ...
arXiv:1806.02088v1
fatcat:myzpk55jgjd4birfrw63brpdyu
Overview of wireless personal communications
1995
IEEE Communications Magazine
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The General Packet Radio Service (GPRS) standard is being developed to provide packet data service over the GSM infrastructure. ...
With
geostationary satellites (GEOS), at an altitude of 35,786 km; low earth orbit satellites (LEOS), at altitudeson theorder of 1,Ooluqmediumearthorbit satellites (MEOS), at altitudeson theorder of ...
The JTC has recognized that PCS standards fall naturally into two categories: "high tier," supporting macrocells and high-speed mobility; and "low tier," optimized for low power and low complexity. ...
doi:10.1109/35.339877
fatcat:6c34hvi7pndszexfzh2bxjv7hq
A Key 6G Challenge and Opportunity – Connecting the Remaining 4 Billions: A Survey on Rural Connectivity
[article]
2019
arXiv
pre-print
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Providing connectivity to around half of the World population living in rural or underprivileged areas is a tremendous challenge, but also a unique opportunity. ...
In addition, energy and cost efficiency of the studied technologies are analyzed. Typical application scenarios in rural areas are discussed, and several country-specific use cases are surveyed. ...
This is performed by pointing an earth station positioned on the train, boat or plane towards a geostationary satellite. ...
arXiv:1906.11541v1
fatcat:kb6tpkvskjggbp25bt7it5iibm
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