Results 181 to 190 of about 59,671 (235)

Optical Intelligent Reflecting Surface Assisted MIMO VLC: Channel Modeling and Capacity Characterization

IEEE Transactions on Wireless Communications, 2023
Although the multi-antenna or so-called multiple-input multiple-output (MIMO) transmission is an enabling technology for past generations of wireless communication systems, its application to visible light communication (VLC) still faces a critical ...
Shiyuan Sun   +5 more
semanticscholar   +1 more source

Design and Implementation of Wireless Optical Access System for VLC-IoT Networks

Journal of Lightwave Technology, 2023
With the development of information technology, the Era of the Internet of Everything led by the Internet of Things (IoT) has arrived. The development of traditional Internet of Things based on radio frequency (RF) communication is increasingly perfect ...
Hongyu Zhou, Minglun Zhang, X. Ren
semanticscholar   +1 more source

Energy Efficient Cooperative Communications in Aggregated VLC/RF Networks With NOMA

IEEE Transactions on Communications, 2023
Optimizing the energy efficiency (EE) of wireless networks is one of the key priorities in the design of beyond 5G mobile technologies. In this pursuit, the use of new frequency bands, in combination with advanced multiple access protocols and ...
Konstantinos G. Rallis   +6 more
semanticscholar   +1 more source

Secured End-to-End FSO-VLC-Based IoT Network With Randomly Positioned VLC: Known and Unknown CSI

IEEE Internet of Things Journal, 2023
In this article, we determine the secrecy performance of a dual-hop hybrid free space optics (FSO)-visible light communication (VLC) system with a randomly located legitimate Internet of Things (IoT)-based receiver in the presence of two distinct ...
V. Saxena, Juhi Gupta, V. Dwivedi
semanticscholar   +1 more source

Secure VLC for Wide-Area Indoor IoT Connectivity

IEEE Internet of Things Journal, 2023
For Internet of Things (IoT) connectivity, visible light communication (VLC) can play an important role, compared to traditional radio frequency (RF) communication.
Mohammad Abrar Shakil Sejan, W. Chung
semanticscholar   +1 more source

Hybrid VLC-RF Systems With Multi-Users for Achievable Rate and Energy Efficiency Maximization

IEEE Transactions on Wireless Communications, 2023
With the explosive growth of the data traffic and the access number of intelligent devices, the wireless communication systems based on the radio frequency (RF) is suffering from the pressure of spectrum shortage and access congestion constantly, which ...
Fubin Wang   +4 more
semanticscholar   +1 more source

Multiple Access for Downlink Multi-User VLC System: NOMA or OMA User Pairing?

IEEE Wireless Communications Letters, 2023
Non-orthogonal multiple access (NOMA) is regarded as one of the primary enabling candidates for fifth-generation cellular systems. In this letter, we compare NOMA with orthogonal multiple access (OMA) for visible light communication (VLC) systems, and ...
Zehao Liu, F. Yang, Jian Song, Zhu Han
semanticscholar   +1 more source

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