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Wireless communications refer to data transmissions in unguided propagation media through the use of wireless carriers such as radio frequency (RF) and visible light (VL) waves. The rising demand for high data rates, especially, in indoor…

Signal Processing · Electrical Eng. & Systems 2021-12-17 Hisham Abuella , Mohammed Elamassie , Murat Uysal , Zhengyuan Xu , Erchin Serpedin , Khalid A. Qaraqe , Sabit Ekin

In this paper, the problem of minimum rate maximization for probabilistic semantic communication (PSCom) in industrial Internet of Things (IIoT) is investigated. In the considered model, users employ semantic information extraction…

Information Theory · Computer Science 2024-07-09 Siyun Liang , Zhouxiang Zhao , Chen Zhu , Zhaohui Yang , Yinchao Yang , Mohammad Shikh-Bahaei , Zhaoyang Zhang

Integrated visible light positioning and communication (VLPC), capable of combining advantages of visible light communications (VLC) and visible light positioning (VLP), is a promising key technology for the future Internet of Things. In…

Information Theory · Computer Science 2023-05-24 Shuai Ma , Ruixin Yang , Chun Du , Hang Li , Youlong Wu , Naofal Al-Dhahir , Shiyin Li

Hybrid Radio Frequency/ Visible Light Communication (RF/VLC) systems have been recognized as effective means to enhance data rate. So far the study of data rate has been limited to downlink communications. In this letter, we study the…

Information Theory · Computer Science 2018-12-11 Shivanshu Shrivastava

Visible Light Communication (VLC) is emerging as a means to network computing devices that ameliorates many hurdles of radio-frequency (RF) communications, for example, the limited available spectrum. Enabling VLC in wearable computing,…

Networking and Internet Architecture · Computer Science 2018-03-26 Ambuj Varshney , Luca Mottola , Thiemo Voigt

In this paper, the problem of wireless resource allocation and semantic information extraction for energy efficient semantic communications over wireless networks with rate splitting is investigated. In the considered model, a base station…

Information Theory · Computer Science 2023-01-06 Zhaohui Yang , Mingzhe Chen , Zhaoyang Zhang , Chongwen Huang

Visible light communication (VLC) is envisioned as a core component of future wireless communication networks due to, among others, the huge unlicensed bandwidth it offers and the fact that it does not cause any interference to existing…

Information Theory · Computer Science 2022-06-06 Sylvester Aboagye , Telex M. N. Ngatched , Octavia A. Dobre , H. Vincent Poor

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

This paper addresses the robust beamforming design for rate splitting multiple access (RSMA)-aided visible light communication (VLC) networks with imperfect channel state information at the transmitter (CSIT). In particular, we first derive…

Information Theory · Computer Science 2024-11-28 Zhengqing Qiu , Yijie Mao , Shuai Ma , Bruno Clerckx

This paper investigates a hybrid radio frequency (RF)/visible light communication (VLC) ultra-small cell network consisting of multiple optical angle-diversity transmitters, one multi-antenna RF access point (AP), and multiple terminal…

Information Theory · Computer Science 2019-05-14 Ha-Vu Tran , Georges Kaddoum , Panagiotis D. Diamantoulakis , Chadi Abou-Rjeily , George K. Karagiannidis

Visible light communications (VLC) have emerged as strong candidates for meeting the escalating demand for high data rates. Consider a VLC network, where multiple access-points (APs) serve both energy-harvesting users (EHUs), i.e., users…

Information Theory · Computer Science 2019-01-01 Mohanad Obeed , Hayssam Dahrouj , Anas M. Salhab , Salam A. Zummo , Mohamed-Slim Alouini

In the modern era of radio frequency (RF) spectrum crunch, visible light communication (VLC) is a recent and promising alternative technology that operates at the visible light spectrum. Thanks to its unlicensed and large bandwidth, VLC can…

Networking and Internet Architecture · Computer Science 2017-08-03 Sifat Ibne Mushfique , Prabath Palathingal , Yusuf Said Eroglu , Murat Yuksel , Ismail Guvenc , Nezih Pala

Visible Light Communication (VLC) is a current technology which allows data to be transmitted by modulating information onto a light source. It has many advantages over traditional radio frequency communication and up to 10,000 times larger…

Signal Processing · Electrical Eng. & Systems 2021-01-14 Shamin Achari , Alice Yi Yang , James Goodhead , Brendon Swanepoel , Ling Cheng

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…

Systems and Control · Electrical Eng. & Systems 2025-05-20 Tuan A. Hoang , Thanh V. Pham , Chuyen T. Nguyen

Visible light communication (VLC) provides a unified framework for wireless data transmission and illumination, but its practical deployment requires transmission schemes that jointly satisfy communication and lighting constraints. In…

Signal Processing · Electrical Eng. & Systems 2026-05-29 Igor S. C. Rodrigues , Leandro R. Ximenes , André L. F. de Almeida

This paper investigates an indoor hybrid visible light communication (VLC) and radio frequency (RF) scenario with two-hop downlink transmission. A light emitting diode (LED) transmits both data and energy via VLC to an energy-harvesting…

Signal Processing · Electrical Eng. & Systems 2024-10-10 Amir Hossein Fahim Raouf , Chethan Kumar Anjinappa , Ismail Guvenc

The bound of the information transmission rate of direct current biased optical orthogonal frequency division multiplexing (DCO-OFDM) for visible light communication (VLC) with finite-alphabet inputs is yet unknown, where the corresponding…

Information Theory · Computer Science 2022-02-03 Ruixin Yang , Shuai Ma , Zihan Xu , Hang Li , Xiaodong Liu , Xintong Ling , Xiong Deng , Xun Zhang , Shiyin Li

The problem of optimal power allocation among light emitting diode (LED) transmitters in a visible light positioning (VLP) system is considered for the purpose of improving localization performance of visible light communication (VLC)…

Information Theory · Computer Science 2018-02-14 Musa Furkan Keskin , Ahmet Dundar Sezer , Sinan Gezici

Visible light communication (VLC) builds upon the dual use of existing lighting infrastructure for wireless data transmission. VLC has recently gained interest as cost-effective, secure, and energy-efficient wireless access technology…

Signal Processing · Electrical Eng. & Systems 2018-11-15 Saad Al-Ahmadi , Omar Maraqa , Murat Uysal , Sadiq M. Sait

In this paper, we study the spectral efficiency (SE) and energy efficiency (EE) of asymmetrically clipped optical orthogonal frequency division multiplexing (ACO-OFDM) for visible light communication (VLC). Firstly, we derive the…

Information Theory · Computer Science 2023-05-24 Shuai Ma , Ruixin Yang , Xiong Deng , Xintong Ling , Xun Zhang , Fuhui Zhou , Shiyin Li , Derrick Wing Kwan Ng