Zobrazeno 1 - 10
of 23
pro vyhledávání: '"Chintha T"'
Publikováno v:
IEEE Access, Vol 12, Pp 122724-122734 (2024)
Considering tag sensitivity and in-phase and quadrature-phase imbalance (IQI), this paper investigates the reliability and security of a cognitive radio (CR)-aided ambient backscatter communication (AmBC) non-orthogonal multiple access (NOMA) system.
Externí odkaz:
https://doaj.org/article/d1637fbb35c940558386ce28267224bc
Publikováno v:
Entropy, Vol 26, Iss 9, p 773 (2024)
Near-field (NF) integrated sensing and communication (ISAC) has the potential to revolutionize future wireless networks. It enables simultaneous communication and sensing operations on the same radio frequency (RF) resources using a shared hardware p
Externí odkaz:
https://doaj.org/article/1adcc40cea464057896a4c34941e729d
Publikováno v:
IEEE Access, Vol 11, Pp 140287-140324 (2023)
Internet-of-Things (IoT) is rapidly growing in wireless technology, aiming to connect vast numbers of devices to gather and distribute vital information. Despite individual devices having low energy consumption, the cumulative demand results in signi
Externí odkaz:
https://doaj.org/article/d2568fe3a9284f54bbff4d16a592773d
Publikováno v:
IEEE Access, Vol 11, Pp 89986-90005 (2023)
This paper investigates the optimization of the primary base station (BS) to effectively support a symbiotic radio (SR) network between a primary network consisting of a single user and the secondary network comprising multiple tags of a backscatter
Externí odkaz:
https://doaj.org/article/0c22d7eb4e99464fb0b95ff5c83dfc4a
Publikováno v:
IEEE Access, Vol 11, Pp 67755-67778 (2023)
Big data is generated from various sources, such as the Internet of things, social media, databases, wearables, smart cars, and so on, and is characterized by five V’s: volume, value, variety, velocity, and veracity. Transmitting big data to second
Externí odkaz:
https://doaj.org/article/300b90b422294f74aebcca924486172d
Publikováno v:
IEEE Access, Vol 11, Pp 21921-21933 (2023)
This paper develops an efficient channel estimation algorithm based on second-order statistics of time division duplex (TDD) multiuser massive multiple-input multiple-output (MIMO) systems. The algorithm uses the received signal correlation to determ
Externí odkaz:
https://doaj.org/article/9284b8bc03374291a568c4f0cef2e454
Publikováno v:
IEEE Access, Vol 10, Pp 128890-128922 (2022)
Massive connectivity of billions of communicating devices for fifth-generation (5G) and beyond networks requires the deployment of self-sustaining, maintenance-free, and low-cost communication paradigms. Could passive Internet of Things (IoT) solve t
Externí odkaz:
https://doaj.org/article/519b58ca289846adb5586d65694f622b
Publikováno v:
IEEE Access, Vol 10, Pp 98562-98571 (2022)
Ambient backscatter communication (AmBC) addresses connectivity, cost, and congestion bottlenecks for the Internet of Things (IoT) deployment. AmBC, by avoiding a dedicated power infrastructure and carrier emitter, allows tags to communicate by simpl
Externí odkaz:
https://doaj.org/article/c67dec23acff490fb687da651902a45d
Akademický článek
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Publikováno v:
IEEE Open Journal of the Communications Society, Vol 2, Pp 915-933 (2021)
Generalized frequency division multiplexing (GFDM), an enabler of beyond-5G wireless networks, can be critically impaired due to radio frequency (RF) phase noise. However, joint channel estimation and phase noise compensation for GFDM systems have no
Externí odkaz:
https://doaj.org/article/4f0b7c123cde4e038af2efe579475b02