Zobrazeno 1 - 10
of 150
pro vyhledávání: '"Vivek Ashok Bohara"'
Publikováno v:
IEEE Open Journal of the Communications Society, Vol 4, Pp 1774-1786 (2023)
Optical intelligent reflecting surfaces (OIRS) have the potential to enhance the capacity of the next generation optical wireless communication systems by re-configuring the propagation environment of optical waves. In this work, a submerged OIRS and
Externí odkaz:
https://doaj.org/article/23763192149c461ea1b52720cfaf0f3c
Publikováno v:
IEEE Open Journal of the Communications Society, Vol 3, Pp 1853-1866 (2022)
In the presence of mobile ground users, it is imperative to optimize the placement of unmanned aerial vehicle-base stations (UAV-BSs) in a UAV-assisted communication network. Moreover, the placement update interval is also a crucial parameter that im
Externí odkaz:
https://doaj.org/article/8462c24ad8c04f09b532986e0a779e24
Publikováno v:
IEEE Photonics Journal, Vol 14, Iss 6, Pp 1-12 (2022)
Optical wireless communication (OWC) is one of the promising solution to enhance the capacity of the next generation cellular as well as fiber-wireless (FiWi) broadband access networks. The proposed work aims to complement an OWC system by utilizing
Externí odkaz:
https://doaj.org/article/2780e9a7c12b4cbb910b1ea1c5aa3aa7
Publikováno v:
IEEE Open Journal of the Communications Society, Vol 3, Pp 106-118 (2022)
Sparse code multiple access (SCMA), as a code-domain non-orthogonal multiple access (NOMA) scheme, has received considerable research attention for enabling massive connectivity in future wireless communication systems. In this paper, we present a no
Externí odkaz:
https://doaj.org/article/15c3a7f2289841a4aa5d206c3a8487ab
Publikováno v:
IEEE Open Journal of Signal Processing, Vol 3, Pp 288-305 (2022)
Reconfigurable intelligent surface (RIS) has recently been envisioned to provide an adaptable channel for futuristic wireless communication networks. This work characterized the impact of hardware impairments in the downlink RIS-aided non-orthogonal
Externí odkaz:
https://doaj.org/article/9b89c23496684e398e3bdc2cf8a90b39
Publikováno v:
IEEE Access, Vol 10, Pp 58503-58524 (2022)
Sparse Code Multiple Access (SCMA) is a disruptive code-domain non-orthogonal multiple access (NOMA) scheme to enable future massive machine-type communication networks. As an evolved variant of code division multiple access (CDMA), multiple users in
Externí odkaz:
https://doaj.org/article/b59a2494cd7047f085ffa4411b72ae71
Publikováno v:
IEEE Photonics Journal, Vol 14, Iss 3, Pp 1-14 (2022)
The widespread deployment of white light-emitting6 diodes (LEDs) for illumination provides a unique opportunity to create a flexible, accurate, and ubiquitous indoor communication and positioning system. In this paper, we exploit the location informa
Externí odkaz:
https://doaj.org/article/201c36e852ba435bb9f3b2ef81bc3015
Publikováno v:
IEEE Photonics Journal, Vol 14, Iss 4, Pp 1-11 (2022)
The recent interest in using visible light as a means of communication has opened up possibilities for using visible light for other applications as well, such as indoor positioning. Visible light offers higher bandwidth, immunity from electromagneti
Externí odkaz:
https://doaj.org/article/5341768aa34e4c0dad2c109c7e10202e
Publikováno v:
IEEE Open Journal of the Communications Society, Vol 2, Pp 187-198 (2021)
This article uses a stochastic geometry model-based approach to analyze the downlink performance of an indoor visible light communication (VLC) system with human blockages. The system performance is analyzed for a regular placement of light emitting
Externí odkaz:
https://doaj.org/article/7437eaef17cb4e4e9c74bf29fa522828
Publikováno v:
IEEE Open Journal of the Communications Society, Vol 2, Pp 671-686 (2021)
Intelligent Reflecting Surfaces (IRSs) have recently emerged as a promising solution for realizing the smart radio environment concept by leveraging the characteristics of metamaterials and large antenna arrays. However, the existing works on IRS do
Externí odkaz:
https://doaj.org/article/35471b19f754456fb9cd7532708802e6