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Analysis of handover characteristics in shadowed LEO satellite communication networks

Young Hoon Kwon, Dan Keun Sung
2001 International journal of satellite communications  
In this paper handover characteristics for fixed terminals (FTs) in LEO satellite communication networks are analyzed.  ...  Using the proposed analysis model, shadowing effects on the traffic performance are evaluated in terms of the number of intersatellite and interbeam handovers during a call.  ...  In this paper the handover characteristics of FTs in LEO satellite communication networks are analyzed.  ... 
doi:10.1002/sat.709 fatcat:ku4xx4bxqbab5c7czkx7nqyapq

Seamless Handover in Software-Defined Satellite Networking

Bowei Yang, Yue Wu, Xiaoli Chu, Guanghua Song
2016 IEEE Communications Letters  
in terms of handover latency, throughput and quality of experience of users.  ...  Index Terms-Software-defined networking, satellite networks, handover, latency, throughput.  ...  A satellite network consisting of 12 LEO satellites, 3 GEO satellites and 3 earth stations is simulated based on Mininet.  ... 
doi:10.1109/lcomm.2016.2585482 fatcat:6ylk4qtgovdlpfguuxvoxyb3lq

Next-generation mobile satellite networks

E. Del Re, L. Pierucci
2002 IEEE Communications Magazine  
In this scenario, distinctions between terrestrial and satellite communications systems, as well as between fixed networks and 3G mobile networks, will cease to exist in a global coverage wireless system  ...  The European Action COST252 actively participated in developing the satellite component of the UMTS system.  ...  and views presented in this article.  ... 
doi:10.1109/mcom.2002.1031842 fatcat:gobq752borgylllwy6b5ifyw4m

COMPARATIVE AND QOS PERFORMANCE ANALYSIS OF TERRESTRIAL-AERIAL PLATFORMS-SATELLITES SYSTEMS FOR TEMPORARY EVENTS

Faris. A. Almalki
2020 Zenodo  
This paper aims to drive a comprehensive and comparative study on terrestrial-aerial platforms- satellite wireless communications systems, includes their characteristics and unravelling challenges.  ...  Providing global connectivity in future communication systems via the heterogeneous network opens up many research topics to investigate potentialities, enabling technologies, and challenges from the perspective  ...  On the other hand, handover in satellites is existed in MEOs and LEOs due to the movements, but less complex than other systems due to beam forming large cells.  ... 
doi:10.5281/zenodo.3632447 fatcat:kkhijw6oyrc5lcuhn3ocwmbnw4

A coordinated European effort for the definition of a satellite integrated environment for future mobile communications

E. Del Re
1996 IEEE Communications Magazine  
Other studies have focused on the analysis of connectivity requirements for communication networks based on LEO satellites.  ...  A comparison between LEO and I C 0 systems has been performed in terms of intersatellite handover.  ... 
doi:10.1109/35.481303 fatcat:zww6tvu2vffmlookar4ivqfttu

Next Generation Mega Satellite Networks: Opportunities, Challenges, and Performance [article]

Bassel Al Homssi, Akram Al-Hourani, Ke Wang, Phillip Conder, Sithamparanathan Kandeepan, Jinho Choi, Ben Allen, Ben Moores
2021 arXiv   pre-print
This article presents a systematic analysis of next generation LEO mega satellite constellations and outlines opportunities by virtue of the many benefits these constellations can provide and highlights  ...  While the benefits of LEO constellations complement the shortcomings of terrestrial networks, their incorporation impacts the network design, adding complexity and challenges.  ...  Recent Development Examples 1) OneWeb: OneWeb is a global communications network, currently in the process of deploying a constellation of LEO satellites.  ... 
arXiv:2110.04231v1 fatcat:h4n2qgljzjdofpadekz6rqnmwe

Traffic performance analysis of handover in GMPCS systems

Jaeweon Cho, Daehyoung Hong
2001 IEEE Transactions on Vehicular Technology  
This paper presents an analysis of handover process and its effect on the traffic performance in global mobile personal communications by satellite (GMPCS) systems.  ...  Index Terms-Global mobile personal communications by satellite (GMPCS), handover, low earth orbit (LEO), mobile satellite communications, traffic performance.  ...  The channel characteristics affecting the handover process are also included in this paper for traffic performance analysis.  ... 
doi:10.1109/25.966582 fatcat:jpciz2xwzffvbkm6b5toincoma

The Effect of Satellite Diversity on Service Availability, Blockage Probability and System Capacity over Rician-Lognormal Channel of NGEO Satellite Systems

Tarek Attia, Peter Sweeney, Martin Sweeting
2001 International Conference on Aerospace Sciences and Aviation Technology  
of shadowing, fading and interference from other satellites visible at the same time.  ...  In particular, we focus on the impact of satellite diversity on service availability, path blockage, call dropping and system capacity, considering the effects of imperfect power control, shadowing and  ...  Although there are new difficulties, such as varying link characteristics, handover from satellite to satellite, Doppler shift and fading in the use of LEC satellite communications, those are largely compensated  ... 
doi:10.21608/asat.2001.31128 fatcat:snd6vwra7fdfrii6ow2ebzcbki

5G Embraces Satellites for 6G Ubiquitous IoT: Basic Models for Integrated Satellite Terrestrial Networks [article]

Xinran Fang, Wei Feng, Te Wei, Yunfei Chen, Ning Ge, Cheng-Xiang Wang
2021 arXiv   pre-print
Terrestrial communication networks mainly focus on users in urban areas but have poor coverage performance in harsh environments, such as mountains, deserts, and oceans.  ...  Due to the significant differences between satellite communications (SatComs) and terrestrial communications (TerComs) in terms of channel fading, transmission delay, mobility, and coverage performance  ...  If the handover occurs between the satellite and TBS, it is regarded as the vertical handover [32] . In [177] , Yeo et al. studied bandwidth allocation and handover management in LEO HSTNs.  ... 
arXiv:2011.03182v2 fatcat:chgzugogzveudb4kp7ljs53gbm

Mobile internet access using satellite networks

P. Loreti, M. Luglio, R. Kapoor, J. Stepanek, M. Gerla, F. Vatalaro, M. A. Vazquez-Castro
2004 International Journal of Satellite Communications And Networking  
To this end, we develop a satellite channel propagation model that includes shadowing from surrounding building skylines based on actual data in a built-up area.  ...  Using these tools, we analyse various Internet applications and the performance of various TCP schemes in different topologies.  ...  Satellite scenarios Our simulations were performed in two LEO and two GEO satellite scenarios: * 'full satellite network LEO': two terminals communicate using a LEO satellite constellation that provides  ... 
doi:10.1002/sat.779 fatcat:xtbpukv7rvb2pm4mqsio4swvsy

LEO Satellites in 5G and Beyond Networks: A Review from a Standardization Perspective [article]

Tasneem Darwish, Gunes Karabulut Kurt, Halim Yanikomeroglu, Michel Bellemare, Guillaume Lamontagne
2021 arXiv   pre-print
Low Earth Orbit (LEO) Satellite Network (SatNet) with their mega-constellations are expected to play a key role in providing ubiquitous Internet and communications services in the future.  ...  To support the integration of SatNets and terrestrial Fifth Generation (5G)networks and beyond, the satellite communication industry has become increasingly involved with the 3rd Generation Partnership  ...  Handovers in LEO SatNets are of three types: • Intra-satellite handovers, which occur between satellite beams. • Inter-satellite handovers, which occur between satellites. • Inter-access network handovers  ... 
arXiv:2110.08654v1 fatcat:2ccseio6u5ewfcjnz7jnvyfsdm

Internet of Things from Space: Transforming LTE Machine Type Communications for Non-terrestrial Networks [article]

Talha Ahmed Khan, Xingqin Lin, Stefan Eriksson Löwenmark, Olof Liberg, Sebastian Euler, Jonas Sedin, Emre A. Yavuz, Hazhir Shokri-Razaghi, Helka-Liina Määttänen
2021 arXiv   pre-print
Fueled by the renewed interest in non-terrestrial networks (NTN), the Third Generation Partnership Project (3GPP) is preparing 5G NR, NB-IoT and LTE-M for NTN operation.  ...  This article is focused on LTE-M and the essential adaptations needed for supporting satellite communication.  ...  The impact of the satellite channel characteristics on NB-IoT design was analyzed in [13] .  ... 
arXiv:2103.14169v1 fatcat:p3kd6j3tuzavnbonzg5lfdcqwq

Satellite UMTS/IMT2000 W-CDMA air interfaces

P. Taaghol, B.G. Evans, E. Buracchini, G. De Gaudinaro, Joon Ho Lee, Chung Gu Kang
1999 IEEE Communications Magazine  
In such scenarios, the definition of service types is carried out in a new, more open way than in second-generation  ...  in the LEO mobile satellite communication environment.  ...  Satellite and Spotbeam Handover - The constellation type and spotbeam pattern influence the duration of a communication within a spotbeam of a single satellite (e.g., an average satellite visibility of  ... 
doi:10.1109/35.790970 fatcat:3jnkdxvhx5htdn3rxopiid4wki

A Survey of Wireless Networks for Future Aerial Communications (FACOM)

Aygun Baltaci, Ergin Dinc, Mustafa Ozger, Abdulrahman Alabbasi, Cicek Cavdar, Dominic Schupke
2021 IEEE Communications Surveys and Tutorials  
We identified the need of further investigations on multi-technology network architectures to enable robust connectivity in the sky.  ...  Moreover, the increase in the number of commercial airplanes pushes the limits of voice-oriented communications, and future options such as single-pilot operations demand robust connectivity.  ...  Klügel for the discussion on the definition of the communication reliability.  ... 
doi:10.1109/comst.2021.3103044 fatcat:5tel33cdc5eonamwe5xy2bmo24

Comparative study on satellite-based data communication techniques

T. Sujithra, G. Nivedhitha, S. Durai, A. Suresh
2018 International Journal of Engineering & Technology  
Numerous work has been carried out in the area of satellite based communication and networking. It is an inseparable component from the Global Network infrastructure.  ...  Satellite communication is highly useful in collecting data from human unattended area, early warning of natural disasters, earth observation and so on.  ...  Network complexity Straight forward network archi- tecture, no handover between satellites during call.  ... 
doi:10.14419/ijet.v7i1.7.9384 fatcat:2gwc5nqpbjdddogck3r7kz4hfi
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