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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 Ad Hoc Networks (LANETs) is being perceived as an emerging technology to complement Radio Frequency (RF) based ad hoc networks to reduce congestion in the overloaded RF spectrum. LANET is intended to support scenarios…

Networking and Internet Architecture · Computer Science 2019-04-11 Jithin Jagannath , Tommaso Melodia

This paper centers around a multiple-input-multiple-output (MIMO) visible light communication (VLC) system, where an unmanned aerial vehicle (UAV) benefits from a light emitting diode (LED) array to serve photo-diode (PD)-equipped users for…

This paper proposes an indoor visible light communication (VLC) system with multiple transmitters and receivers. Due to diffusivity of LED light beams, photodiode receive signals from many directions. We use one concave and one convex lens…

Signal Processing · Electrical Eng. & Systems 2021-01-12 Jiaqi Wei , Chen Gong , Nuo Huang , Zhengyuan Xu

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

In this paper, a Deep Q-Network (DQN) based multi-agent multi-user power allocation algorithm is proposed for hybrid networks composed of radio frequency (RF) and visible light communication (VLC) access points (APs). The users are capable…

Networking and Internet Architecture · Computer Science 2021-02-04 Bekir Sait Ciftler , Abdulmalik Alwarafy , Mohamed Abdallah , Mounir Hamdi

Future mobile networks are supposed to serve high data rates required by users. To accommodate the high data rates, a direct communication between nearby mobile terminals (MTs), known as Device-to-device (D2D) communication, can be…

Information Theory · Computer Science 2017-09-14 Pavel Mach , Zdenek Becvar , Mehyar Najla , Stanislav Zvanovec

The high attenuation which increases as frequency increases in power line communication systems (PLC) makes achieving and sustaining high data rates over such channels a challenging task. In most communication systems, relays are normally…

Signal Processing · Electrical Eng. & Systems 2018-06-27 Waled Gheth , Khaled M. Rabie , Bamidele Adebisi , Muhammad Ijaz , Georgina Harris , A. Alfitouri

A system that employs wavelength division multiplexing (WDM) in conjunction with subcarrier multiplexing (SCM) tones is proposed to realize high data rate multi-user indoor visible light communication (VLC). The SCM tones, which are…

Signal Processing · Electrical Eng. & Systems 2018-11-06 Safwan Hafeedh Younus , Aubida A. Al-Hameed , Ahmed Taha Hussein , Mohammed T. Alresheedi , Jaafar M. H. Elmirghani

In this paper, we investigate an integrated visible light positioning and communication (VLPC) system with a single LED-lamp. First, by leveraging the fact that the VLC channel model is a function of the receiver's location, we propose a…

Information Theory · Computer Science 2023-05-18 Shuai Ma , Ruixin Yang , Bing Li , Yongyan Chen , Hang Li , Youlong Wu , Majid Safari , Shiyin Li , Naofal Al-Dhahir

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

Communications based solely on radio frequency (RF) networks cannot provide adequate quality of service for the rapidly growing demands of wireless connectivity. Since devices operating in the optical spectrum do not interfere with those…

Networking and Internet Architecture · Computer Science 2018-10-08 Mostafa Zaman Chowdhury , Md. Tanvir Hossan , Moh. Khalid Hasan , Yeong Min Jang

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…

Signal Processing · Electrical Eng. & Systems 2019-03-18 Duc-Phuc Nguyen , Dinh-Dung Le

This paper presents a comprehensive performance analysis of an integrated indoor power line communication (PLC)/visible light communication (VLC) system with the presence of a decode-and-forward (DF) relay. The existing indoor power line…

Signal Processing · Electrical Eng. & Systems 2018-10-12 Waled Gheth , Khaled M. Rabie , Bamidele Adebisi , Muhammad Ijaz , Georgina Harris

We present a statistical analysis of a mixed radio-frequency (RF)-visible light communications (VLC) relaying system, where outdoor millimeter wave based RF links are utilized to provide backhaul connectivity for indoor VLC broadcasting.…

Networking and Internet Architecture · Computer Science 2022-09-23 Milica I. Petkovic , Aleksandra Cvetkovic , Milan Narandzic , Dejan Vukobratovic

Light emitting diode (LED) based visible light positioning (VLP) networks can provide accurate location information in indoor environments. In this manuscript, we propose to employ cooperative localization for visible light networks by…

Information Theory · Computer Science 2018-04-03 Musa Furkan Keskin , Osman Erdem , Sinan Gezici

The directionality of optical signals provides an opportunity for efficient space reuse of optical links in visible light communication (VLC). Space reuse in VLC can enable multiple access communication from multiple light emitting…

Signal Processing · Electrical Eng. & Systems 2019-12-30 MD Rashed Rahman , Ashwin Ashok

To design an efficient interference management and multiple access scheme for visible light communication (VLC) network, this letter leverages the non-orthogonal multiple access (NOMA), which has received significant attention in the…

Information Theory · Computer Science 2016-10-25 Xiaoke Zhang , Qian Gao , Chen Gong , Zhengyuan Xu

The increasing demand for wireless sensing systems has led to the exploration of alternative technologies to overcome the spectrum scarcity of traditional approaches based on radio frequency (RF) waves or microwaves. Incoherent light…

Signal Processing · Electrical Eng. & Systems 2023-04-21 Md Zobaer Islam , Sabit Ekin , John F. O'Hara

In this paper, we consider a wireless powered multi-relay network in which a multi-antenna hybrid access point underlaying a cellular system transmits information to distant receivers. Multiple relays capable of energy harvesting are…

Information Theory · Computer Science 2018-10-23 Jing Xu , Yuze Zou , Shimin Gong , Lin Gao , Dusit Niyato , Wenqing Cheng
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