Sustainable Satellite Communications in the 6G Era: A European View for Multilayer Systems and Space Safety

Autor: Marko Hoyhtya, Sandrine Boumard, Anastasia Yastrebova, Pertti Jarvensivu, Markku Kiviranta, Antti Anttonen

Publikováno v: IEEE Access, Vol 10, Pp 99973-100005 (2022)

During the New Space era small countries are becoming important players in the space business. While space activities are rapidly increasing globally, it is important to make operations in a sustainable and safe way in order to preserve satellite ser

Externí odkaz: https://doaj.org/article/33f2187b85a34d9b99a55885948d88dc

Positioning in the Arctic Region: State-of-the-Art and Future Perspectives

Autor: Marko Hoyhtya, Sandrine Boumard, Elena Simona Lohan, Anastasia Yastrebova, Aleksandr Ometov

Publikováno v: IEEE Access, Vol 9, Pp 53964-53978 (2021)
Yastrebova, A, Höyhtyä, M, Boumard, S, Lohan, E S & Ometov, A 2021, ' Positioning in the Arctic Region : State-of-the-Art and Future Perspectives ', IEEE Access, vol. 9, 9388713, pp. 53964-53978 . https://doi.org/10.1109/ACCESS.2021.3069315

The positioning systems’ high accuracy and reliability are crucial enablers for various future applications, including autonomous shipping worldwide. It is especially challenging for the Arctic region due to the lower number of visible satellites,

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9391b5238d609679cb24a7f6744d0db9
https://ieeexplore.ieee.org/document/9388713/

User and Traffic Allocation in Wireless Single-Tier Dense Networks with Multi-Connectivity

Autor: Sandrine Boumard

Publikováno v: PIMRC
Boumard, S 2020, User and traffic allocation in wireless single-tier dense networks with multi-connectivity . in 2020 IEEE 31st Annual International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC 2020 ., 9217385, IEEE Institute of Electrical and Electronic Engineers, IEEE International Symposium on Personal, Indoor, and Mobile Radio Communications Workshops, no. 31, 31st IEEE Annual International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC 2020, London, United Kingdom, 31/08/20 . https://doi.org/10.1109/PIMRC48278.2020.9217385
2020 IEEE 31st Annual International Symposium on Personal, Indoor and Mobile Radio Communications

In dense single tier networks, users can have access to multiple cells. Multi-connectivity (MC) enhances user through-puts and the reliability and robustness of the transmission. The work presented here aims at the cell selection process as well as t

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0a13638038dc2fbc57171071b4d21111
https://doi.org/10.1109/pimrc48278.2020.9217385

Dynamic spectrum sharing in hybrid satellite-terrestrial systems

Autor: Sandrine Boumard, Marko Hoyhtya

Publikováno v: Höyhtyä, M & Boumard, S 2018, Dynamic spectrum sharing in hybrid satellite-terrestrial systems . in S Sharma, S Chatzinotas & P-D Arapoglou (eds), Satellite Communications in the 5G era . Institution of Engineering and Technology IET, pp. 491-518 . https://doi.org/10.1049/PBTE079E_ch17
Satellite Communications in the 5G Era ISBN: 9781785614279

The focus of this chapter is on dynamic spectrum sharing in hybrid satellite-terrestrial systems. We start by classifying the scenarios for these systems. The most important dynamic spectrum-sharing techniques such as spectrum sensing, databases, bea

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6d98fe864ddf47421641a0815ed50f3b
https://cris.vtt.fi/en/publications/4ab4955e-74d5-4cf3-942e-4f4f197c828a

Application cases of secrecy coding in communication nodes and terminals

Autor: Jani Suomalainen, Christiane L. Kameni Ngassa, Ling Liu, Cong Ling, Nir Shapira, Adrian Kotelba, François Delaveau, Renaud Molière, Sandrine Boumard

Publikováno v: Trusted Communications with Physical Layer Security for 5G and Beyond ISBN: 9781785612350
Kameni Ngassa, C, Ling, C, Delaveau, F, Boumard, S, Shapira, N, Liu, L, Molière, R, Kotelba, A & Suomalainen, J 2017, Application cases of secrecy coding in communication nodes and terminals . in T Q Dong, X Zhou & H V Poor (eds), Trusted Communications with Physical Layer Security for 5G and Beyond . Institution of Engineering and Technology IET, pp. 501-532 . https://doi.org/10.1049/PBTE076E_ch20

The objective of this chapter is to study practical coding techniques to provide security to wireless systems. First, the chapter will briefly introduce theoretical results relevant to low density parity check (LDPC) codes, polar codes and lattice co

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::79cddcc55dbfe165e0c6a1862b1f953f
http://juuli.fi/Record/0284671217