Zobrazeno 1 - 10
of 141
pro vyhledávání: '"Large intelligent surface"'
Autor:
Kalapraveen Bagadi, Visalakshi Annepu, C. Dhanamjayulu, Naga Raju Challa, Faruq Mohammad, Baseem Khan
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-12 (2024)
Abstract The integration of large intelligent surfaces (LIS) with non-orthogonal multiple access (NOMA) networks has emerged as a promising solution to enhance the capacity and coverage of wireless communication systems. In this study, we analyse the
Externí odkaz:
https://doaj.org/article/00dcae03e64940beb8dfe9ba3860f485
Publikováno v:
IEEE Access, Vol 12, Pp 69359-69370 (2024)
This work proposes a sub-optimal method based on a two-layer structured meta-deep reinforcement learning (MDRL) approach to address the hardware impairment (HWI) optimization issue in large intelligent surface (LIS) systems. This method, designed for
Externí odkaz:
https://doaj.org/article/b6eebe5a5f3544ecb0c2238271834e21
Autor:
Jiayi Chen
Publikováno v:
EURASIP Journal on Advances in Signal Processing, Vol 2023, Iss 1, Pp 1-24 (2023)
Abstract In this paper, we propose a new interference-suppression beamformer design and a Direction-of-Arrival (DoA) estimation method for Line-of-Sight (LoS) multi-user communication systems with circular Large Intelligent Surfaces (LISs). This symm
Externí odkaz:
https://doaj.org/article/d6b91250654147b88f2fc13e2dad99f8
Publikováno v:
IEEE Access, Vol 11, Pp 142235-142247 (2023)
Large Intelligent Surfaces (LIS) are considered a candidate technology for 6G networks due to its simple deployment and relatively low cost. Recently, Millimeter Wave (mmWave) communication has attracted much attention due to its huge spectrum resour
Externí odkaz:
https://doaj.org/article/b3500c4d37514c62b0e95fa46de08d90
Publikováno v:
IEEE Open Journal of the Communications Society, Vol 4, Pp 1452-1469 (2023)
This study delves into the potential of harnessing the orbital angular momentum (OAM) property of electromagnetic waves in near-field and line-of-sight scenarios by utilizing large intelligent surfaces, in the context of holographic multiple-input mu
Externí odkaz:
https://doaj.org/article/8b60638785f849c385458db49c3fabf8
Akademický článek
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Autor:
Jefferson D. S. E Silva, Jéssica A. P. Ribeiro, Vignon F. Adanvo, Samuel B. Mafra, Luciano L. Mendes, Yonghui Li, Rausley A. A. de Souza
Publikováno v:
Sensors, Vol 24, Iss 1, p 33 (2023)
Terahertz (THz) band will play an important role in enabling sixth generation (6G) envisioned applications. Compared with lower frequency signals, THz waves are severely attenuated by the atmosphere temperature, pressure, and humidity. Thus, designin
Externí odkaz:
https://doaj.org/article/90da8825fea04b30b6f132506ad9abf9
Publikováno v:
IEEE Access, Vol 10, Pp 53053-53065 (2022)
Recently, reconfigurable/large intelligent surface (RIS/LIS) has been emerged as an essential key enabler for 6G communication scenarios. The surface can be programmed by software for forming and directing the electromagnetic (EM) wave in any desired
Externí odkaz:
https://doaj.org/article/c4d203bb6498455f9ff7a0e6e33d3cf1
Publikováno v:
IEEE Open Journal of the Communications Society, Vol 2, Pp 262-272 (2021)
Reconfigurable Intelligent Surface (RIS) has emerged as a promising technology in wireless networks to achieve high spectrum and energy efficiency. RIS typically comprises a large number of low-cost nearly passive elements that can smartly interact w
Externí odkaz:
https://doaj.org/article/4729e5ae57d14ac2a9c694aff7f2d043
Publikováno v:
IEEE Access, Vol 9, Pp 44304-44321 (2021)
Employing large intelligent surfaces (LISs) is a promising solution for improving the coverage and rate of future wireless systems. These surfaces comprise massive numbers of nearly-passive elements that interact with the incident signals, for exampl
Externí odkaz:
https://doaj.org/article/addb6baa2b44466eaee67bc5da5d1e08