Performance of RIS-aided near-field localization under beams approximation from real hardware characterization

Autor: Moustafa Rahal, Benoît Denis, Kamran Keykhosravi, Musa Furkan Keskin, Bernard Uguen, George C. Alexandropoulos, Henk Wymeersch

Publikováno v: EURASIP Journal on Wireless Communications and Networking, Vol 2023, Iss 1, Pp 1-23 (2023)

Abstract The technology of reconfigurable intelligent surfaces (RISs) has been showing promising potential in a variety of applications relying on Beyond-5G networks. RIS can indeed provide fine channel flexibility to improve communication quality of

Externí odkaz: https://doaj.org/article/1d9b958a801a40c0a33d3a95b623869d

Beyond 5G RIS mmWave Systems: Where Communication and Localization Meet

Autor: Jiguang He, Fan Jiang, Kamran Keykhosravi, Joonas Kokkoniemi, Henk Wymeersch, Markku Juntti

Publikováno v: IEEE Access, Vol 10, Pp 68075-68084 (2022)

Upcoming beyond fifth generation (5G) communications systems aim at further enhancing key performance indicators and fully supporting brand-new use cases by embracing emerging techniques, e.g., reconfigurable intelligent surface (RIS), integrated com

Externí odkaz: https://doaj.org/article/b7ecdfafbc3b48f0aa85c0e334aac680

Leveraging RIS-Enabled Smart Signal Propagation for Solving Infeasible Localization Problems: Scenarios, Key Research Directions, and Open Challenges

Autor: Kamran Keykhosravi, Benoît Denis, George C. Alexandropoulos, Zhongxia Simon He, Antonio Albanese, Vincenzo Sciancalepore, Henk Wymeersch

Publikováno v: IEEE Vehicular Technology Magazine. 18:20-28

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::1ee8209a6385249c803b539dc575697b
https://doi.org/10.1109/mvt.2023.3237004

Constrained RIS Phase Profile Optimization and Time Sharing for Near-field Localization

Autor: Moustafa Rahal, Benoit Denis, Kamran Keykhosravi, Musa Furkan Keskin, Bernard Uguen, Henk Wymeersch

Publikováno v: IEEE 95th Vehicular Technology Conference: (VTC-Spring)
IEEE 95th Vehicular Technology Conference: (VTC-Spring), Jun 2022, Helsinki, Finland. ⟨10.1109/VTC2022-Spring54318.2022.9860413⟩
IEEE Vehicular Technology Conference (15502252) vol.2022-June(2022)
2022 IEEE 95th Vehicular Technology Conference: (VTC2022-Spring)

The rising concept of reconfigurable intelligent surface (RIS) has promising potential for Beyond 5G localization applications. We herein investigate different phase profile designs at a reflective RIS, which enable non-line-of-sight positioning in n

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ad1094282f3a2bccb6d1c8617999964a
https://hal.science/hal-03884328

Arbitrary Beam Pattern Approximation via RISs with Measured Element Responses

Autor: Moustafa Rahal, Benoit Denis, Kamran Keykhosravi, Musa Furkan Keskin, Bernard Uguen, George C. Alexandropoulos, Henk Wymeersch

Publikováno v: 2022 Joint European Conference on Networks and Communications & 6G Summit (EuCNC/6G Summit)
Joint Conference of European Conference on Networks and Communications (EuCNC) and 6G Summit (6G Summit)
Joint Conference of European Conference on Networks and Communications (EuCNC) and 6G Summit (6G Summit), Jun 2022, Grenoble, France. ⟨10.1109/EuCNC/6GSummit54941.2022.9815624⟩
2022 Joint European Conference on Networks and Communications and 6G Summit, EuCNC/6G Summit 2022

Smart radio environments (SREs) are seen as a key rising concept of next generation wireless networks, where propagation channels between transmitters and receivers are purposely controlled. One promising approach to achieve such channel flexibility

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9777568056d54f3ed7147496c60be2b2