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相关论文: Multiple Access Visible Light Communication using …

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Most studies of reflecting intelligent surfaces (RISs)-assisted visible light communication (VLC) systems have focused on the integration of RISs in the channel to combat the line-of-sight (LoS) blockage and to enhance the corresponding…

信息论 · 计算机科学 2023-07-20 Omar Maraqa , Telex M. N. Ngatched

Visible spectrum is an emerging frontier in wireless communications for enhancing connectivity and safety in vehicular environments. The vehicular visible light communication (VVLC) system is a key feature in leveraging existing…

信息论 · 计算机科学 2025-08-25 Geonho Han , Hyuckjin Choi , Hyesang Cho , Jeong Hyeon Han , Ki Tae Nam , Junil Choi

A free-space optical communication system using non-mode-selective photonic lantern (PL) based coherent receiver is studied. Based on the simulation of photon distribution, the power distribution at the single-mode fiber end of the PL is…

信号处理 · 电气工程与系统科学 2020-11-25 Bo Zhang , Renzhi Yuan , Jianfeng Sun , Julian Cheng , Mohamed-Slim Alouini

Indoor localization systems based on Visible Light Communication (VLC) have shown promising advantages compared with systems based on other wireless technologies. In these systems, many VLC light-emitting diode (LED) anchors are employed in…

信号处理 · 电气工程与系统科学 2019-03-18 Duc-Phuc Nguyen , Dinh-Dung Le

The main limitation of visible light communication (VLC) is the narrow modulation bandwidth, which reduces the achievable data rates. In this paper, we apply the non-orthogonal multiple access (NOMA) scheme to enhance the achievable…

信息论 · 计算机科学 2015-12-01 Hanaa Marshoud , Vasileios M. Kapinas , George K. Karagiannidis , Sami Muhaidat

Visible light communication (VLC) technology was introduced as a key enabler for the next generation of wireless networks, mainly thanks to its simple and low-cost implementation. However, several challenges prohibit the realization of the…

In this paper, we consider an indoor downlink dual-hop hybrid visible light communication (VLC)/radio frequency (RF) scenario. For each transmission block, we dynamically allocate a portion of time resources to VLC and the other portion to…

信息论 · 计算机科学 2022-11-22 Amir Hossein Fahim Raouf , Chethan Kumar Anjinappa , Ismail Guvenc

For combining different single photon channels into single path, we use an effective and reliable technique which is known as quantum multiple access. We take advantage of an add-drop multiplexer capable of pushing and withdrawing a single…

量子物理 · 物理学 2020-10-29 Vishal Sharma , Subhashish Banerjee

This paper proposes a cascaded multiwire-power line communication (PLC)/multiple-visible light communication (VLC) system. This hybrid architecture offers low installation cost, enhanced performance, practical feasibility, and a wide range…

In the non-line of sight (NLOS) ultraviolet (UV) scattering communication, the received signals exhibit the characteristics of discrete photoelectrons due to the extremely large path loss. We design and demonstrate an NLOS UV scattering…

信号处理 · 电气工程与系统科学 2018-02-13 Guanchu Wang , Kun Wang , Chen Gong , Difan Zou , Zhimeng Jiang , Zhengyuan Xu

The present contribution proposes a general framework for the energy efficiency analysis of a hybrid visible light communication (VLC) and Radio Frequency (RF) wireless system, in which both VLC and RF subsystems utilize nonorthogonal…

信息论 · 计算机科学 2020-05-11 Ahmed Al Hammadi , Sami Muhaidat , Paschalis C. Sofotasios , Mahmoud Al-Qutayri , Hany Elgala

Visible light communication (VLC) systems are promising candidates for future indoor access and peer-to-peer networks. The performance of these systems, however, is vulnerable to the line of sight (LOS) link blockage due to objects inside…

信息论 · 计算机科学 2020-09-10 Hamid Hosseinianfar , Maite Brandt-Pearce

This paper studies the performance of physical layer security (PLS) in a multi-user hybrid heterogeneous visible light communication (VLC) and radio frequency (RF) wireless communication system with simultaneous lightwave information and…

系统与控制 · 电气工程与系统科学 2025-05-20 Tuan A. Hoang , Thanh V. Pham , Chuyen T. Nguyen

In the domain of mechanophotonics, achieving real-time applicability of organic crystals in visible light communication (VLC) technologies necessitates affordable light-emitting diodes (LEDs) as sources of light to run photonic devices…

光学 · 物理学 2024-03-01 Ankur Khapre , Avulu Vinod Kumar , Rajadurai Chandrasekar

The increased proliferation of connected devices requires a paradigm shift towards the development of innovative technologies for the next generation of wireless systems. One of the key challenges, however, is the spectrum scarcity, owing…

信号处理 · 电气工程与系统科学 2020-07-28 Shimaa Naser , Lina Bariah , Wael Jaafar , Sami Muhaidat , Paschalis C. Sofotasios , Mahmoud Al-Qutayri , Octavia A. Dobre

Visible light communication (VLC) is nowadays envisaged as a promising technology to enable new classes of services in intelligent transportation systems ranging, e.g., from assisted driving to autonomous vehicles. The assessment of the…

信号处理 · 电气工程与系统科学 2020-04-03 Stefano Caputo , Lorenzo Mucchi , Francesco Saverio Cataliotti , Marco Seminara , Tassadaq Nawaz , Jacopo Catani

In this paper, we focus on the optimal beamformer design for rate splitting multiple access (RSMA)-aided multipleinput single-output (MISO) visible light communication (VLC) networks. First, we derive the closed-form lower bounds of the…

信息论 · 计算机科学 2022-11-03 Shuai Ma , Guanjie Zhang , Zhi Zhang , Rongyan Gu

In this paper, we experimentally demonstrate a real-time software defined multiple input multiple output (MIMO) visible light communication (VLC) system employing link adaptation of spatial multiplexing and spatial diversity. Real-time MIMO…

信息论 · 计算机科学 2017-01-06 Peng Deng , Mohsen Kavehrad

This paper studies a deep learning (DL) framework for the design of binary modulated visible light communication (VLC) transceiver with universal dimming support. The dimming control for the optical binary signal boils down to a…

信息论 · 计算机科学 2019-10-29 Hoon Lee , Tony Q. S. Quek , Sang Hyun Lee

Advancements in lighting systems and photodetectors provide opportunities to develop viable alternatives to conventional communication and sensing technologies, especially in the vehicular industry. Most of the studies that propose visible…

信号处理 · 电气工程与系统科学 2023-01-11 Hisham Abuella , Md Zobaer Islam , Russ Messenger , John F. O'Hara , Sabit Ekin