Zobrazeno 1 - 10
of 22
pro vyhledávání: '"Van Nhan V"'
Autor:
Van Nhan Vo, Viet-Hung Dang, Hung Tran, Duc-Dung Tran, Symeon Chatzinotas, Hai Le Quoc, Chakchai So-In, Van-Truong Truong, Tu Dac Ho
Publikováno v:
Alexandria Engineering Journal, Vol 107, Iss , Pp 559-567 (2024)
This study examines a cooperative non-orthogonal multiple access (NOMA) network utilizing an energy-constrained unmanned aerial vehicle (UAV) relay (UAVR) to expand coverage and improve network throughput. In order to provide energy to the UAVR, we c
Externí odkaz:
https://doaj.org/article/f2e7a28645604c6fa8730124644f8603
Publikováno v:
IEEE Open Journal of the Communications Society, Vol 5, Pp 6932-6958 (2024)
Reconfigurable intelligent surfaces (RISs) and multiuser gigantic multiple-input multiple-output (MU-gMIMO) systems are key technologies for enabling sixth-generation (6G) networks. Their numerous advantages include minimal path losses, high energy e
Externí odkaz:
https://doaj.org/article/1041a8467e4f432f895497f2949857a3
Autor:
Joydev Ghosh, Cesar Vargas-Rosales, Luciano Leonel Mendes, In-Ho Ra, Van Nhan Vo, Phet Aimtongkham, Chakchai So-In
Publikováno v:
IEEE Access, Vol 11, Pp 135609-135625 (2023)
Multiuser gigantic-multiple-input multiple-output (MU-gMIMO) and nonorthogonal multiple access (NOMA) are jointly seen as important enabling technologies for sixth generation (6G) networks. They have many benefits, such as spatial multiplexing, spati
Externí odkaz:
https://doaj.org/article/978353a7d31f49ccbfbf8c57298dcbf0
Autor:
Anh-Nhat Nguyen, Dac-Binh Ha, Truong Van Truong, Van Nhan Vo, Surasak Sanguanpong, Chakchai So-In
Publikováno v:
IEEE Access, Vol 11, Pp 127800-127816 (2023)
This paper investigates a system for unmanned aerial vehicle (UAV)-enabled wireless power transfer (WPT) and non-orthogonal multiple access (NOMA) mobile edge computing (MEC) in the Internet of Things (IoT) - UWNMI, wherein a UAV equipped with an ene
Externí odkaz:
https://doaj.org/article/5d6e1ca91897425f96d0c27e83cdae39
Publikováno v:
IEEE Access, Vol 11, Pp 33826-33838 (2023)
Recently, the combination of cognitive radio networks with the nonorthogonal multiple access (NOMA) approach has emerged as a viable option for not only improving spectrum usage but also supporting large numbers of wireless communication connections.
Externí odkaz:
https://doaj.org/article/6f05084e78ee4579b1f2277898931f3f
Publikováno v:
IEEE Access, Vol 10, Pp 21526-21540 (2022)
This paper studies unmanned aerial vehicle (UAV)-aided nonorthogonal multiple access (NOMA)-based mobile-edge computing (MEC) in Internet of Things (IoT) systems in which the uav acts as a relay (UR). Specifically, we consider a scenario with two clu
Externí odkaz:
https://doaj.org/article/354aba7e8f844965ae2a7678d1ff5261
Publikováno v:
IEEE Access, Vol 9, Pp 168121-168133 (2021)
Recently, non-orthogonal multiple access (NOMA) has been considered as a promising technique in 5G network, and many investigations have addressed on the physical layer security to improve the security performance. In this paper, an alternative probl
Externí odkaz:
https://doaj.org/article/e37b4329824040939059f97d2c6b3987
Publikováno v:
IEEE Access, Vol 8, Pp 79637-79649 (2020)
In this paper, we analyze the secrecy outage probability (SOP) and the fairness of average packet transmission time for a non-orthogonal multiple access (NOMA) system which consists of a base station (BS) and two legal NOMA users in the presence of a
Externí odkaz:
https://doaj.org/article/3904586bf9c741f287ea0057292ede27
Publikováno v:
IEEE Access, Vol 8, Pp 221986-222000 (2020)
In this article, we consider the information leakage and outage probabilities of a multiple-input single-output (MISO) energy-harvesting (EH) Internet of Things (IoT) system in which a multiantenna ground base station (GBS) transmits messages to legi
Externí odkaz:
https://doaj.org/article/c0966d1cce1d42359910a6d6d7d51a4d
Publikováno v:
IEEE Access, Vol 7, Pp 125494-125510 (2019)
In this paper, we investigate the system performance of multihop energy harvesting (EH) wireless sensor networks (WSNs) with imperfect channel state information (CSI) using cooperative non-orthogonal multiple access (NOMA) and friendly jammers in the
Externí odkaz:
https://doaj.org/article/fcefc9fedcf24c0faaba1e35a769e42e