Performance enhancement for visible light communication based ADO-OFDM

SM Hameed, SM Abdulsatar, AA Sabri - Optical and Quantum Electronics, 2021 - Springer
The increasing demand for bandwidth through modern applications and multimedia services
has led to high-speed wireless communications. Optical wireless communications (OWC) …

Dual-carrier multiplexed laser-based hybrid transmitter for high data-rate indoor optical wireless communication

S Ramachandrapura, F Ahmad, A Prosad… - Optik, 2023 - Elsevier
In this paper we experimentally demonstrate dual-carrier modulation scheme to achieve
spectrally efficient OFDM transmission in an optical wireless communication link using a …

Last mile access-based FSO and VLC systems

AA Sabri, SM Hameed, WAH Hadi - Applied Optics, 2023 - opg.optica.org
Free-space optics (FSO) and visible light communication (VLC) are interesting solutions for
last mile access due to their benefits over conventional wired and wireless communication …

[HTML][HTML] Demonstrating a real–time QAM–16 visible light communications utilizing off-the-shelf hardware

S Fuada, A Pradana, T Adiono, WO Popoola - Results in Optics, 2023 - Elsevier
This study aims to design, implement, and demonstrate a one-way real-time VLC system
through DCO-OFDM using QAM–16 as the Mapper (Modulator). The system was divided …

A novel PAPR reduction method for ADO-OFDM VLC systems

SM Hameed, AA Sabri, SM Abdulsatar - Optical and Quantum Electronics, 2021 - Springer
Asymmetrically clipped DC-biased optical frequency division multiplexing (ADO-OFDM)
technology is developed in visible light communication (VLC) systems. Peak to average …

A Novel µ-law Nonlinear Companding with Modified Recoverable Upper Clip** Method for PAPR Reduction in ACO-OFDM VLC Systems

M Ramazan, H Amca, A Rizaner, AH Ulusoy - Optik, 2023 - Elsevier
Abstract The high Peak-to-Average-Power Ratio (PAPR) is the major challenge that causes
signal distortion at the output of a Light-Emitting-Diode (LED) due to the narrow dynamic …

[PDF][PDF] BER Comparison and Enhancement of Different Optical OFDM for VLC.

SM Hameed, SM Abdulsatar… - International Journal of …, 2021 - inass.sakura.ne.jp
Visible Light Communication (VLC) becomes a promising technology in the Optical Wireless
Communication OWC field. VLC has been developed based on Optical Orthogonal …

Energy-spectral efficiency tradeoff in DCO-OFDM visible light communication system

Y Hei, Y Kou, G Shi, W Li, H Gu - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
Due to its simple implementation and higher spectral efficiency (SE), the direct current (DC)
biased optical orthogonal frequency division multiplexing (DCO-OFDM) scheme has been …

[PDF][PDF] Low complexity DCO-FBMC visible light communication system

AA Qasim, MFL Abdullah, RB Talib… - … Journal of Electrical …, 2020 - researchgate.net
Filter Bank Multicarrier (FBMC) is a new waveform candidate in the visible light
communication system (VLC). FBMC is a distinctive kind of multi-carrier modulation that can …

A novel approach for PAPR reduction in OFDM-based visible light communications

AA Abdulkafi, MY Alias… - … Conference on Platform …, 2017 - ieeexplore.ieee.org
One of the best techniques to increase data rate and improve spectral efficiency for indoor
visible light communication (VLC) is by employing Orthogonal Frequency Division …