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This paper proposes an adaptive hybrid non-orthogonal multiple access (NOMA)-time division multiple access (TDMA) scheme for multi-user visible light communication (VLC) networks, aiming to enhance users' sum-rate performance while…

系统与控制 · 电气工程与系统科学 2025-08-07 Tuan A. Hoang , Chuyen T. Nguyen , Thanh V. Pham

In this work, we investigate the performance of indoor visible light communication (VLC) networks based on power domain non-orthogonal multiple access (NOMA) for mobile devices, where multiple legitimate users are equipped with photodiodes…

信息论 · 计算机科学 2024-12-10 Tianji Shen , Vamoua Yachongka , Yuto Hama , Hideki Ochiai

To efficiently support the real-time control applications, networked control systems operating with ultra-reliable and low-latency communications (URLLCs) become fundamental technology for future Internet of things (IoT). However, the…

信息论 · 计算机科学 2020-02-19 Haojun Yang , Kuan Zhang , Kan Zheng , Yi Qian

Visible light communications (VLC) have been recently proposed as a promising and efficient solution to indoor ubiquitous broadband connectivity. In this paper, non-orthogonal multiple access, which has been recently proposed as an…

信息论 · 计算机科学 2016-12-06 Hanaa Marshoud , Paschalis C. Sofotasios , Sami Muhaidat , George K. Karagiannidis

Visible light communications (VLC) is an emerging technology that enables broadband data rates using the visible spectrum. VLC beam steering has been studied in the literature to track mobile users and to improve coverage. However, in some…

网络与互联网体系结构 · 计算机科学 2018-05-29 Yusuf Said Eroglu , Chethan Kumar Anjinappa , Ismail Guvenc , Nezih Pala

This paper studies the newly emerging wireless powered communication network (WPCN) in which one hybrid access point (H-AP) with constant power supply coordinates the wireless energy/information transmissions to/from distributed users that…

信息论 · 计算机科学 2014-07-22 Hyunsgsik Ju , Rui Zhang

Wavelength division multiplexing (WDM) and non-orthogonal multiple access (NOMA) are employed in a visible light communication (VLC) system to increase the capacity of the system. The system is evaluated using two different scenarios…

信号处理 · 电气工程与系统科学 2019-04-02 Mansourah K. A. Aljohani 1 , Mohamed O. I. Musa1 , Mohammed T. Alresheedi2 , Jaafar M. H

Distributed laser charging (DLC) is a wireless power transfer technology for mobile electronics. Similar to traditional wireless charging systems, the DLC system can only provide constant power to charge a battery. However, Li-ion battery…

系统与控制 · 电气工程与系统科学 2020-04-29 Qingqing Zhang , Xiaojun Shi , Qingwen Liu , Jun Wu , Pengfei Xia , Yong Liao

In this paper, the optimization of deploying unmanned aerial vehicles (UAVs) over a reconfigurable intelligent surfaces (RISs)-assisted visible light communication (VLC) system is studied. In the considered model, UAVs are required to…

信息论 · 计算机科学 2020-12-25 Yihan Cang , Ming Chen , Zhaohui Yang , Mingzhe Chen , Chongwen Huang

In this paper, we address the optimization of wavelength resource allocation in multi-user WDM Visible Light Communication (VLC) systems. A Mixed Integer Linear Programming (MILP) model that maximizes the sum of…

信号处理 · 电气工程与系统科学 2019-04-10 Sarah O. M. Saeed , Sanaa Hamid Mohamed , Osama Zwaid Alsulami , Mohammed T. Alresheedi , Jaafar M. H. Elmirghani

In this paper, the problem of energy efficient transmission and computation resource allocation for federated learning (FL) over wireless communication networks is investigated. In the considered model, each user exploits limited local…

信息论 · 计算机科学 2020-11-19 Zhaohui Yang , Mingzhe Chen , Walid Saad , Choong Seon Hong , Mohammad Shikh-Bahaei

Light-to-Camera Communications (LCC) have emerged as a new wireless communication technology with great potential to benefit a broad range of applications. However, the existing LCC systems either require cameras directly facing to the…

新兴技术 · 计算机科学 2018-11-21 Fan Yang , Shining Li , Zhe Yang , Tao Gu , Cheng Qian

This paper presents a proposed AI Deep Learning model that addresses common challenges encountered in Visible Light Communication (VLC) systems. In this work, we run a Python simulation that models a basic VLC system primarily affected by…

信号处理 · 电气工程与系统科学 2025-07-14 A. A. Nutfaji , Moustafa Hassan Elmallah

The integrated radar and communication system is promising in the next generation wireless communication networks. However, its performance is confined by the limited energy. In order to overcome it, a wireless powered integrated radar and…

信号处理 · 电气工程与系统科学 2018-09-06 Yifan Zhou , Huilin Zhou , Fuhui Zhou , Yongpeng Wu , Victor C. M. Leung

This paper investigates the physical-layer security for an indoor visible light communication (VLC) network consisting of a transmitter, a legitimate receiver and an eavesdropper. Both the main channel and the wiretapping channel have…

信息论 · 计算机科学 2018-07-27 Jin-Yuan Wang , Cheng Liu , Jun-Bo Wang , Yongpeng Wu , Min Lin , Julian Cheng

Visible light positioning (VLP) is widely believed to be a cost-effective answer to the growing demanded for robot indoor positioning. Considering that some extreme environments require robot to be equipped with a precise and…

机器人学 · 计算机科学 2020-11-17 Hongyun Xie , Linyi Huang , Wenfei Wu

This paper proposes a joint communication and indoor positioning (JCP) system based on visible light communication (VLC) designed for high-precision indoor environments. The framework supports 2D and 3D positioning using received signal…

信号处理 · 电气工程与系统科学 2025-08-07 A. Tarik Leblebici , Sumeyra Hassan , Erdal Panayirci , H. Vincent Poor

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

In this paper, we consider a wireless-powered cooperative communication network, which consists of a hybrid access-point (AP), a hybrid relay, and an information source. In contrast to the conventional cooperative networks, the source in…

信息论 · 计算机科学 2014-08-22 He Chen , Xiangyun Zhou , Yonghui Li , Peng Wang , Branka Vucetic

Visible Light Communication (VLC) provides an energy-efficient wireless solution by using existing LED-based illumination for high-speed data transmissions. Although solar cells offer the advantage of simultaneous energy harvesting and data…

网络与互联网体系结构 · 计算机科学 2025-05-16 Yanxiang Wang , Yihe Yan , Jiawei Hu , Cheng Jiang , Brano Kusy , Ashraf Uddin , Mahbub Hassan , Wen Hu