Zobrazeno 1 - 10
of 1 216
pro vyhledávání: '"orthogonal frequency division multiple access (OFDMA)"'
Autor:
Tong Wang
Publikováno v:
Journal of King Saud University: Computer and Information Sciences, Vol 36, Iss 9, Pp 102225- (2024)
The rapid development of wireless-powered Internet of Things (IoT) networks, supported by multiple unmanned aerial vehicles (UAVs) and full-duplex technologies, has opened new avenues for simultaneous data transmission and energy harvesting. In this
Externí odkaz:
https://doaj.org/article/d84240a482e74113a75fb857463e57ee
Publikováno v:
Sensors, Vol 24, Iss 23, p 7644 (2024)
This paper addresses the critical needs of the aviation industry in advancing towards More Electric Aircraft (MEA) by leveraging power line communication (PLC) technology, which merges data and power transmission to offer substantial reductions in ai
Externí odkaz:
https://doaj.org/article/cfa87db0eb3346df9460606f84908f8c
Akademický článek
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Akademický článek
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Publikováno v:
IEEE Access, Vol 10, Pp 11616-11632 (2022)
Non-orthogonal multiple access (NOMA) is a better multiple access technique than orthogonal multiple access (OMA), precisely orthogonal frequency division multiple access (OFDMA) scheme, at the conceptual level for fifth-generation (5G) networks and
Externí odkaz:
https://doaj.org/article/db038f5597724f71940247184b720f75
Publikováno v:
IEEE Access, Vol 10, Pp 94100-94132 (2022)
In this paper, we review radio resource optimization methods for energy-efficient wireless communication in links and networks using the Orthogonal Frequency Division Multiplexing (OFDM) and Orthogonal Frequency Division Multiple Access (OFDMA) techn
Externí odkaz:
https://doaj.org/article/866dc533712c46c5906c0565dc639878
Publikováno v:
IEEE Access, Vol 9, Pp 162337-162347 (2021)
With the growing demand for wireless local area network (WLAN) applications that require low latency, orthogonal frequency-division multiple access (OFDMA) has been adopted for uplink and downlink transmissions in the IEEE 802.11ax standard to improv
Externí odkaz:
https://doaj.org/article/10780cd63f984a2685dc9157d06f0fed
Publikováno v:
Engineering Science and Technology, an International Journal, Vol 23, Iss 5, Pp 982-988 (2020)
In this article, we devise two efficient radio resource allocation algorithms in order to increase fair energy efficiency among users of OFDMA networks. The objective function is considered to be the well-known max-min function in order for allocatin
Externí odkaz:
https://doaj.org/article/32c6b1cd3efd45b9b1a31a99be82803b
Publikováno v:
Xibei Gongye Daxue Xuebao, Vol 38, Iss 1, Pp 155-161 (2020)
The traditional wireless local area network(WLAN) standard, IEEE 802.11, adopts carrier sense multiple access/collision avoidance(CSMA/CA) mechanism to allow a single user to compete for channel access. The upcoming WLAN standard, IEEE 802.11ax, comb
Externí odkaz:
https://doaj.org/article/7bc2e324d10846829587988209d5a183
Autor:
Shih-Sheng Li, See-May Phoong
Publikováno v:
IEEE Access, Vol 8, Pp 2915-2923 (2020)
The estimation of carrier frequency offset (CFO) is a challenging issue in uplink orthogonal frequency division multiple access (OFDMA) systems. Many estimation methods have been proposed in the past. However most existing methods are derived under s
Externí odkaz:
https://doaj.org/article/d20e5fb146a74a27833d665df07cb7df