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Virtual and augmented reality (VR/AR) systems are emerging technologies requiring data rates of multiple Gbps. Existing high quality VR headsets require connections through HDMI cables to a computer rendering rich graphic contents to meet…

Networking and Internet Architecture · Computer Science 2019-04-09 Mahmudur Khan , Jacob Chakareski

In this paper, we propose a novel high dimensional constellation design scheme for visible light communication (VLC) systems employing red/green/blue light emitting diodes (RGB LEDs). It is in fact a generalized color shift keying (CSK)…

Information Theory · Computer Science 2014-10-23 Qian Gao , Chen Gong , Rui Wang , Zhengyuan Xu , Yingbo Hua

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

Orthogonal frequency-division multiplexing (OFDM) is a promising waveform candidate for future joint sensing and communication systems. It is well known that the OFDM waveform is vulnerable to in-phase and quadrature-phase (IQ) imbalance,…

Signal Processing · Electrical Eng. & Systems 2023-11-17 Oliver Lang , Christian Hofbauer , Moritz Tockner , Reinhard Feger , Thomas Wagner , Mario Huemer

Asymmetrically clipped optical orthogonal frequency-division multiplexing (ACO-OFDM) is a technique that sacrifices spectral efficiency in order to transmit an orthogonally frequency-division multiplexed signal over a unipolar channel, such…

Information Theory · Computer Science 2016-03-10 Arthur James Lowery

Orthogonal Frequency Division Multiplexing (OFDM) based multi-carrier systems can support high data rate wireless transmission without the requirement of any extensive equalization and yet offer excellent immunity against fading and…

Information Theory · Computer Science 2013-04-29 Md. Sakir Hossain , Sabbir Ahmed , Enayet Ullah , Md. Atiqul Islam

Resource allocation in Integrated Sensing and Communication (ISAC) systems is critical for balancing communication and sensing performance. This paper introduces a novel dynamic power allocation strategy for Orthogonal Frequency Division…

Signal Processing · Electrical Eng. & Systems 2025-02-13 Ali Al Khansa , Giyyarpuram Madhusudan , Guillaume Larue , Louis-Adrien Dufrene

One of the main aims of indoor visible light communication (VLC) systems is to deliver a high data rate service in single user and in multiuser scenarios. A key obstacle is the ability of the indoor VLC channel to support high data rates in…

Signal Processing · Electrical Eng. & Systems 2019-08-20 Safwan Hafeedh Younus , Aubida A. Al-Hameed , Jaafar M. H. Elmirghani

This paper studies a deep learning (DL) framework for the design of binary modulated visible light communication (VLC) transceiver with universal dimming support. The dimming control for the optical binary signal boils down to a…

Information Theory · Computer Science 2019-10-29 Hoon Lee , Tony Q. S. Quek , Sang Hyun Lee

Visible light communication (VLC) has been widely applied as a promising solution for modern short range communication. When it comes to the deployment of LED arrays in VLC networks, the emerging ultra-dense network (UDN) technology can be…

Signal Processing · Electrical Eng. & Systems 2023-03-10 Xiao Tang , Sicong Liu

This paper considers secrecy enhancement mechanisms in visible light communication (VLC) systems with spatially distributed passive eavesdroppers (EDs) under the assumption that there are multiple LED transmitters and one legitimate…

Information Theory · Computer Science 2017-07-24 Sunghwan Cho , Gaojie Chen , Justin P. Coon

Photovoltaic (PV) modules are recently employed in photovoltaic visible light communication (PVLC) for simultaneous energy harvesting and visible light communication. A PV-based receiver features large signal output, easy optical alignment,…

Signal Processing · Electrical Eng. & Systems 2023-05-02 Shuyan Chen , Hui Yu , Ni Zhao , Lian-Kuan Chen

A visible light communication (VLC) system can adopt multi-color light emitting diode (LED) arrays to support multiple users. In this paper, a multi-layer coding and constrained partial group decoding (CPGD) method is proposed to tackle…

Signal Processing · Electrical Eng. & Systems 2018-05-22 Guangtao Zheng , Chen Gong , Zhengyuan Xu

Differential spatial modulation (DSM) exploits the time dimension to facilitate the differential modulation, which can perfectly avoid the challenge in acquiring of heavily entangled channel state information of visible light communication…

Signal Processing · Electrical Eng. & Systems 2024-09-11 Zichun Shi , Pu Miao , Peng Chen , Lei Xue , Li-Yang Zheng , Laiyuan Wang , Gaojie Chen

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

Visible Light Communication is the emerging field in the area of Indoor Optical Wireless Communication which uses white light LEDs for transmitting data and light simultaneously. LEDs can be modulated at very high speeds which increases its…

Information Theory · Computer Science 2017-09-19 Pranav Kumar Jha , Neha Mishra , D. Sriram Kumar

In this paper, we consider the problem of constellation design for a visible light communication (VLC) system using red/green/blue light-emitting diodes (RGB LED), and propose a method termed DC-informative joint color-frequency modulation…

Information Theory · Computer Science 2015-06-23 Qian Gao , Rui Wang , Zhengyuan Xu , Yingbo Hua

Increasing demands on high data rate mobile communications services will inevitably drive future broadband mobile communication systems toward achieving data transmission rates in excess of 100 Mbps. One of the promising technologies which…

Information Theory · Computer Science 2012-09-24 Sanjay Singh , M. Sathish Kumar , H. S. Mruthyunjaya

The demand for high-speed mobile wireless communications is rapidly growing. Orthogonal Frequency Division Multiplexing (OFDM) technology promises to be a key technique for achieving the high data capacity and spectral efficiency…

Information Theory · Computer Science 2013-03-19 I. Pramanik , M. A. F. M. Rashidul Hasan , Rubaiyat Yasmin , M. Sakir Hossain , Ahmed Kamal S. K

An attractive research direction for future communication systems is the design of new waveforms that can both support high throughputs and present advantageous signal characteristics. Although most modern systems use orthogonal…

Information Theory · Computer Science 2021-10-22 Mathieu Goutay , Fayçal Ait Aoudia , Jakob Hoydis , Jean-Marie Gorce
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