Zobrazeno 1 - 10
of 1 712
pro vyhledávání: '"Wireless channel"'
Publikováno v:
Promet (Zagreb), Vol 36, Iss 5, Pp 934-945 (2024)
Intelligent shipping is a crucial part of the transportation system, while inland river intelligent shipping is a major safeguard of intelligent transportation. Compared with the studies of mobile fading channels in land-based environments, less curr
Externí odkaz:
https://doaj.org/article/5aa6d76844e04700a8d131b956f937a4
Autor:
Freddy Pesantez Diaz, Claudio Estevez
Publikováno v:
Telecom, Vol 5, Iss 3, Pp 846-891 (2024)
Cell-Free Massive Multiple-Input–Multiple-Output (CF-MIMO) systems have transformed the landscape of wireless communication, offering unparalleled enhancements in Spectral Efficiency and interference mitigation. Nevertheless, the large-scale deploy
Externí odkaz:
https://doaj.org/article/b4353dd1652a4f30a06e02a4a07eb0d0
Publikováno v:
Machinery & Energetics, Vol 15, Iss 2, Pp 81-94 (2024)
The purpose of this study was to adaptively optimise sensor networks using unmanned aerial vehicles to reduce information losses and ensure the minimum possible technical performance of information transmission channels in the face of a considerable
Externí odkaz:
https://doaj.org/article/1cc6e27558614cb6b44657c72b2cb330
Autor:
Manjuladevi Vasudevan, Murat Yuksel
Publikováno v:
IEEE Open Journal of the Communications Society, Vol 5, Pp 5123-5153 (2024)
With recent advancements in the telecommunication industry and the deployment of 5G networks, radio propagation modeling is considered a fundamental task in planning and optimization. Accurate and efficient models of radio propagation enable the esti
Externí odkaz:
https://doaj.org/article/09513e166f6b4ad298275c90684134d8
Publikováno v:
IEEE Open Journal of the Communications Society, Vol 5, Pp 4138-4154 (2024)
This paper introduces a novel methodology for wireless channel estimation in millimeter-wave (mmWave) bands, with a primary focus on addressing diverse physical (PHY)-layer impairments, including phase noise (PN), in-phase and quadrature-phase imbala
Externí odkaz:
https://doaj.org/article/39283689686f4eccbfc9e1c57f5efd3a
Publikováno v:
IEEE Access, Vol 12, Pp 89947-89956 (2024)
Physical layer secret key generation is a novel research direction that has attracted many researchers in recent years due to its low computational capacity and ability to obtain information-theoretic security. In this paper, we propose two methods b
Externí odkaz:
https://doaj.org/article/af85ff52bab44ca2b3f7409d3178b2bd
Publikováno v:
IEEE Access, Vol 12, Pp 82972-82983 (2024)
Physical Layer-based Secret Key Generation (PLSKG) between the legitimate nodes from the reciprocal wireless channel is a vastly studied area of Physical Layer Security (PLS). PLSKG aims to secure the wireless link between the legitimate nodes by sym
Externí odkaz:
https://doaj.org/article/ec50f7538b2947b0bb6455dd4cff4e46
Publikováno v:
IEEE Open Journal of the Communications Society, Vol 5, Pp 1724-1739 (2024)
Channel model is one of the key components of a wireless channel emulator (WCE) to realistically examine and assert a wireless communication system. The deterministic channel model (DM) enables the simulation of site-specific propagation with high ac
Externí odkaz:
https://doaj.org/article/9c462383243845e58c7dfa4612685d59
Publikováno v:
IEEE Access, Vol 12, Pp 17895-17914 (2024)
The Internet of Things (IoT) is gaining immense popularity in executing automation activities via wireless connectivity in the modern era. The IoT networks are designed using mostly low-power IoT (LP-IoT) devices that are battery-operated and have li
Externí odkaz:
https://doaj.org/article/2c3254cb715447599ad91c5a416d63b0
Point cloud-based environment reconstruction and ray tracing simulations for railway tunnel channels
Autor:
Ziyi Qi, Ruisi He, Mi Yang, Xuejian Zhang, Bo Ai, Weiming Li, Shaopeng Wang, Wenpu Sun, Lizhe Li
Publikováno v:
High-Speed Railway, Vol 1, Iss 4, Pp 241-247 (2023)
Radio propagation environment plays a critical role in the performance of wireless communication systems, and understanding channel characteristics is vital for ensuring reliable communication links and optimizing system performance. Ray tracing is a
Externí odkaz:
https://doaj.org/article/316a4e0a2961462ab4e84370813b0020