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In recent years, the application potential of visible light communication (VLC) technology as an alternative and supplement to radio frequency (RF) technology has attracted people's attention. The study of the underlying VLC channel is the…

Signal Processing · Electrical Eng. & Systems 2020-07-29 Qingshan Chen , Cheng-Xiang Wang , Jian Sun , Wensheng Zhang , Qiuming Zhu

This work presents a first comprehensive analysis of the impact of vector coded caching (VCC) in multi-user multiple-input multiple-output (MU-MIMO) systems with multiple receive antennas and variable pathloss -- two key factors that…

Information Theory · Computer Science 2026-01-21 Hui Zhao , Petros Elia

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…

Signal Processing · Electrical Eng. & Systems 2025-08-07 A. Tarik Leblebici , Sumeyra Hassan , Erdal Panayirci , H. Vincent Poor

Visible Light Communications (VLC) has been studied thoroughly in recent years as an alternative or complementary technology to radio frequency communications. The reliability of VLC channels highly depends on the availability and alignment…

Emerging Technologies · Computer Science 2017-10-27 Yusuf Said Eroglu , Yavuz Yapici , Ismail Guvenc

VLC is attracting a lot of attention as an emerging potential technology for deployment in next generation indoor wireless networks. Use of efficient link switching scheme among VLC access points is critical in indoor environment to provide…

Signal Processing · Electrical Eng. & Systems 2018-05-02 Sumita Mishra , Sachin Kumar , Shivani Singh , Pallavi Asthana , Nidhi Mathur

In this paper, we consider a tunable liquid convex lens-assisted imaging receiver for indoor multiple-input multiple-output (MIMO) visible light communication (VLC) systems. In contrast to existing MIMO VLC receivers that rely on fixed…

Signal Processing · Electrical Eng. & Systems 2025-07-08 Kapila W. S. Palitharathna , Christodoulos Skouroumounis , Ioannis Krikidis

Resource allocation and interference management are two main issues that need to be carefully addressed in visible light communication (VLC) systems. In this paper, we propose a resource allocation scheme that can also handle the inter-cell…

Information Theory · Computer Science 2018-04-25 Marwan Hammouda , Anna Maria Vegni , Harald Haas , Jürgen Peissig

In this paper the secure performance for the visible light communication (VLC) system with multiple eavesdroppers is studied. By considering the practical amplitude constraint instead of an average power constraint in the VLC system, the…

Signal Processing · Electrical Eng. & Systems 2019-10-17 Xiaodong Liu , Yuhao Wang , Fuhui Zhou , Zhenyu Deng , Rose Qingyang Hu

The coexistence of radio frequency (RF) and visible light communications (VLC) in typical indoor environments can be leveraged to support vast user quality-of-service (QoS) needs. In this paper, we target a hybrid RF/VLC network in which…

Information Theory · Computer Science 2018-04-17 Marwan Hammouda , Sami Akın , Anna Maria Vegni , Harald Haas , Jürgen Peissig

In this paper, we investigate the problem of the joint transceiver and offset design (JTOD) for point-to-point multiple-input-multiple-output (MIMO) and multiple user multiple-input-single-output (MU-MISO) visible light communication (VLC)…

Information Theory · Computer Science 2016-12-22 Qian Gao , Chen Gong , Zhengyuan Xu

Orthogonal frequency division multiplexing (OFDM) based non-orthogonal multiple access (NOMA) has increased complexity and reduced spectral efficiency in visible light communications (VLC) NOMA compared to radiofrequency NOMA due to…

Signal Processing · Electrical Eng. & Systems 2020-11-24 T. Uday , Abhinav Kumar , L. Natarajan

Visible light communications (VLC) is an emerging technology with a promise of viable solution to spectrum crunch problem in conventional radio frequency (RF) bands. In this work, we consider a downlink multiuser VLC network where users…

Information Theory · Computer Science 2019-02-26 Yavuz Yapici , Ismail Guvenc

Visible light communication (VLC) is an optical wireless communication technology that is considered a promising solution for high-speed indoor connectivity. Unlike the case in conventional radio-frequency wireless systems, the VLC channel…

Signal Processing · Electrical Eng. & Systems 2021-01-18 Mohamed Amine Arfaoui , Ali Ghrayeb , Chadi Assi

We experimentally characterize the performance of mobile VLC and propose using OCT precoding to combat mobility-induced performance degradation. Results show that for approximate 300-Mb/s mobile VLC transmission, OCT precoding outperforms…

Information Theory · Computer Science 2016-05-09 Yang Hong , Lian-Kuan Chen

Limited bandwidth resources and higher energy efficiency requirements motivate incorporating multicast and broadcast transmission into the next-generation cellular network architectures, particularly for multimedia streaming applications.…

Information Theory · Computer Science 2019-04-04 Junlin Zhao , Deniz Gündüz , Osvaldo Simeone , David Gómez-Barquero

Visible light communication (VLC) is a promising Optical Wireless Communications (OWC) scheme that is demonstrated to provide secure, line-of-sight (LoS), and short-distance vehicle-to-vehicle (V2V) and vehicle-to-infrastructure(V2I)…

Networking and Internet Architecture · Computer Science 2022-02-08 Bugra Turan , Ali Uyrus , Osman Nuri Koc , Emrah Kar , Sinem Coleri

Despite the promising high-data rate features of visible light communications (VLC), they still suffer from unbalanced services due to blockages and channel fluctuation among users. This paper introduces and evaluates a new transmission…

Information Theory · Computer Science 2019-08-29 Mohanad Obeed , Hayssam Dahrouj , Anas M. Salhab , Salam A. Zummo , Mohamed-Slim Alouini

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…

Signal Processing · Electrical Eng. & Systems 2025-06-10 Hugerles S. Silva , Higo T. P. Silva , Paulo V. B. Tomé , Felipe A. P. Figueiredo , Edson P. da Silva , Rausley A. A. de Souza

In this paper, we propose a new paradigm in designing and realizing energy efficient wireless indoor access networks, namely, a hybrid system enabled by traditional RF access, such as WiFi, as well as the emerging visible light…

Networking and Internet Architecture · Computer Science 2018-07-19 Abdallah Khreishah , Sihua Shao , Ammar Gharaibeh , Moussa Ayyash , Hany Elgala , Nirwan Ansari

Machine-type communication (MTC) is the key technology to support data transfer among devices (sensors and actuators). Cellular communication technologies are developed mainly for "human-type" communications, while enabling MTC with…

Networking and Internet Architecture · Computer Science 2018-05-15 Wenjie Kristo Yang , Mao Wang , Jun Kingsley Zou , Min Hua , Jingjing Zhang
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