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Visible Light Communication (VLC) is a promising solution to address the growing demand for wireless data, leveraging the widespread use of light-emitting diodes (LEDs) as transmitters. However, its deployment is challenged by link…

Signal Processing · Electrical Eng. & Systems 2025-05-16 Borja Genoves Guzman , Maïté Brandt-Pearce

Visible Light Communication (VLC) offers a promising solution to satisfy the increasing demand for wireless data. However, link blockages remain a significant challenge. This paper addresses this issue by investigating the combined use of…

Signal Processing · Electrical Eng. & Systems 2025-05-16 Borja Genoves Guzman , Maximo Morales-Cespedes , Ana Garcia Armada , Maite Brandt-Pearce

Although the multi-antenna or so-called multiple-input multiple-output (MIMO) transmission has been the enabling technology for the past generations of radio-frequency (RF)-based wireless communication systems, its application to the…

Information Theory · Computer Science 2023-02-09 Shiyuan Sun , Weidong Mei , Fang Yang , Nan An , Jian Song , Rui Zhang

One of the main challenges facing optical wireless communication (OWC) systems is service disconnection in high blockage probability scenarios where users might lose the line of sight (LoS) connection with their corresponding access points…

Systems and Control · Electrical Eng. & Systems 2023-04-04 Ahrar N. Hamad , Ahmad Adnan Qidan , Taisir E. H. El-Gorashi , Jaafar M. H. Elmirghani

Visible Light Communication (VLC) is a rapidly growing technology which can supplement the current radio frequency (RF) based wireless communication systems. VLC can play a huge part in solving the ever-increasing problem of spectrum…

Networking and Internet Architecture · Computer Science 2020-12-03 Sifat Ibne Mushfique , Ahmad Alsharoa , Murat Yuksel

Optical intelligent reflecting surface (OIRS) offers a new and effective approach to resolving the line-of-sight blockage issue in visible light communication (VLC) by enabling redirection of light to bypass obstacles, thereby dramatically…

Information Theory · Computer Science 2024-05-30 Shiyuan Sun , Fang Yang , Weidong Mei , Jian Song , Zhu Han , Rui Zhang

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…

Information Theory · Computer Science 2023-07-20 Omar Maraqa , Telex M. N. Ngatched

Intelligent reflecting surfaces (IRS) can improve the physical layer security (PLS) by providing a controllable wireless environment. In this paper, we propose a novel PLS technique with the help of IRS implemented by an intelligent mirror…

Information Theory · Computer Science 2021-02-01 Lei Qian , Xuefen Chi , Linlin Zhao , Anas Chaaban

In this paper, we study a multi-user visible light communication (VLC) system assisted with optical reflecting intelligent surface (ORIS). Joint precoding and alignment matrices are designed to maximize the average signal-to-interference…

Information Theory · Computer Science 2023-12-14 Mahmoud Atashbar , Hamed Alizadeh Ghazijahani , Yong Liang Guan , Zhaojie Yang

With the capability of reconfiguring the wireless electromagnetic environment, intelligent reflecting surface (IRS) is a new paradigm for designing future wireless communication systems. In this paper, we consider optical IRS for improving…

Information Theory · Computer Science 2022-06-30 Shiyuan Sun , Fang Yang , Jian Song , Rui Zhang

Visible light communication (VLC) complements radio frequency in indoor environments with large wireless data traffic. However, VLC is hindered by dramatic path losses when an opaque object is interposed between the transmitter and the…

Signal Processing · Electrical Eng. & Systems 2025-05-15 Borja Genoves Guzman , Ana Garcia Armada , Maïté Brandt-Pearce

The emergence of optical intelligent reflecting surface (OIRS) technologies marks a milestone in optical wireless communication (OWC) systems, enabling enhanced control over light propagation in indoor environments. This capability allows…

Signal Processing · Electrical Eng. & Systems 2025-01-08 Jalal Jalali , Hina Tabassum , Jeroen Famaey , Walid Saad , Murat Uysal

The integration of Optical Intelligent Reflective Surfaces (OIRSs) into Visible Light Communication (VLC) systems is gaining momentum as a valid alternative to RF technologies, harnessing the existing lighting infrastructures and the vast…

The use of Reconfigurable Intelligent Surfaces (RIS) technology to extend coverage and allow for better control of the wireless environment has been proposed in several use cases, including Ultra-Reliable Low-Latency Communications (URLLC),…

Information Theory · Computer Science 2026-03-16 Fabio Saggese , Federico Chiariotti , Kimmo Kansanen , Petar Popovski

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

The emerging intelligent reflecting surface (IRS) technology introduces the potential of controlled light propagation in visible light communication (VLC) systems. This concept opens the door for new applications in which the channel itself…

Information Theory · Computer Science 2021-11-09 Hanaa Abumarshoud , Bassant Selim , Mallik Tatipamula , Harald Haas

The emergence of visible light communication (VLC) technology as a solution to solve radio frequency impediments, such as spectrum shortage, is continuously appealing. In addition to its large and unlicensed bandwidth, VLC provides a high…

Signal Processing · Electrical Eng. & Systems 2020-09-16 Alain R. Ndjiongue , Telex M. N. Ngatched , Octavia A. Dobre , Harald Haas

Recent development of the fifth-generation (5G) of cellular networks has led to their deployment worldwide. As part of the implementation, one of the challenges that must be addressed is the skip-zone problem, which occurs when objects…

Signal Processing · Electrical Eng. & Systems 2022-11-30 Sylvester Aboagye , Alain R. Ndjiongue , Telex M. N. Ngatched , Octavia Dobre , H. Vincent Poor

Visible light communications (VLC) is a promising technology to address the spectrum crunch problem in radio frequency (RF) networks. A major advantage of VLC networks is that they can use the existing lighting infrastructure in indoor…

Information Theory · Computer Science 2017-07-19 Yusuf Said Eroglu , Ismail Guvenc , Alphan Sahin , Yavuz Yapici , Nezih Pala , Murat Yuksel

In this work, we showcase the potential benefit of employing optical intelligent reflecting surfaces (O-IRS) for improving safety message dissemination for vehicular visible light communication (V-VLC) systems particularly at the road…

Systems and Control · Electrical Eng. & Systems 2022-11-22 Tathagat Pal , Gurinder Singh , Vivek Ashok Bohara , Anand Srivastava
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