Results 31 to 40 of about 813 (181)

Improving the Modulation Bandwidth of GaN‐Based Light‐Emitting Diodes for High‐Speed Visible Light Communication: Countermeasures and Challenges

Advanced Photonics Research, 2021
Visible light communication (VLC) has attracted widespread attention for wireless communications. The popularity of GaN‐based light‐emitting diodes (LEDs) has also laid a solid foundation for the application of VLC.
Rongqiao Wan, Liancheng Wang, Jinpeng Huang, Xiaoyan Yi, Hao-Chung Kuo, Jinmin Li   +5 more
doaj   +1 more source

A dynamic handover scheme based on bidirectional VLC channel in multi-user attocell networks

EURASIP Journal on Wireless Communications and Networking, 2022
Light fidelity (LiFi) would be a potential optical wireless communications technology for future mixed-spectrum 5G/6G indoor attocell network, which uses light-emitting diodes based as an optical antenna and offers Gbits capacity.
Liqiang Wang, Dahai Han, Min Zhang, Jingtao Wu, Xiaotian Jiang, Jingsuo He   +5 more
doaj   +1 more source

Hybrid RF/VLC Network Spectrum Allocation Scheme Using Bargaining Solutions

IEEE Access, 2022
Visible light communication (VLC) is becoming a promising technology of wireless communications, and the co-deployment of radio frequency (RF) and VLC technologies has been investigated in indoor environments to achieve high data rate communications.
Sungwook Kim
doaj   +1 more source

A Head/Taillight Featuring Hybrid Planar Visible Light Communications/Millimetre Wave Antenna for Vehicular Communications

IEEE Access, 2020
With the emergence of the fifth generation and beyond mobile networks, both visible light communications (VLC) and radio frequency (RF) or millimetre wave (mmW) systems are expected to maintain the connectivity in various environments.
Mojtaba Mansour Abadi, Pavel Hazdra, Jan Bohata, Petr Chvojka, Paul Anthony Haigh, Zabih Ghassemlooy, Stanislav Zvanovec   +6 more
doaj   +1 more source

Analysis and Experimental Investigation of the Light Dimming Effect on Automotive Visible Light Communications Performances

Sensors, 2021
The use of Visible Light Communications (VLC) in vehicular applications has become a major research area due to its simplicity, high performance to cost ratio, and great deployment potential.
Cătălin Beguni, Alin-Mihai Căilean, Sebastian-Andrei Avătămăniței, Mihai Dimian   +3 more
doaj   +1 more source

Research Progress and Applications of Non‐Carrier‐Injection Electroluminescence

Advanced Electronic Materials, Volume 12, Issue 10, 25 May 2026.
Non‐carrier‐injection electroluminescence (NCI‐EL) uses AC fields and displacement currents to trigger light from internal charge reservoirs, enabling minimalist emitters with remotely coupled terminals. This review maps shared mechanisms across organics, GaN, quantum dots, and TMDCs, compares planar, interdigital, single‐terminal, and coaxial designs,
Wei Huang, Jianbi Le, Rong Chen, Zhixian Lin, Xiongtu Zhou, Yongai Zhang, Chaoxing Wu   +6 more
wiley   +1 more source

Quantum Protocol Architectures and Secure Control Frameworks For 7G+ Networks: Standards, Synchronization, Use Cases, and Challenges

Advanced Quantum Technologies, Volume 9, Issue 5, May 2026.
ABSTRACT Quantum‐native communication systems are reshaping secure, programmable, and coherence‐aware networking beyond the classical paradigm. As intelligent physical infrastructures, ranging from unmanned aerial vehicle swarms to satellite Quantum Key Distribution (QKD) platforms, demand trust, synchronization, and ultra‐reliability, conventional ...
Shakil Ahmed, Ibrahim Almazyad, Ashfaq Khokhar   +2 more
wiley   +1 more source

OFDM-Based VLC Systems: A Systematic Review [PDF]

BIO Web of Conferences
Visible Light Communications (VLC) represents a new technology of wireless communications allowing high data rate, high-speed internet access, green and friendly communication system, especially for indoor users, where the use of Light Emitting Diodes ...
Ali Mansour Eliwi, Abdulkafi Ayad A.
doaj   +1 more source

Addressing Multi-User Interference in Vehicular Visible Light Communications: A Brief Survey and an Evaluation of Optical CDMA MAC Utilization in a Multi-Lane Scenario

Sensors, 2023
Visible Light Communications (VLC) are developing as an omnipresent solution for inter-vehicle communications. Based on intensive research efforts, the performance of vehicular VLC systems has significantly improved in terms of noise resilience ...
Emmanuel Plascencia, Hongyu Guan, Luc Chassagne, Alin-Mihai Căilean, Olivier Barrois, Oyunchimeg Shagdar   +5 more
doaj   +1 more source

Enhancement of Modulation Bandwidth for VLC Utilizing Green Mini‐LED Light Source

Advanced Physics Research, Volume 5, Issue 3, March 2026.
This paper investigates three sizes of green Mini‐LEDs for visible light communication, focusing on modulation bandwidth and the impact of atomic layer deposition (ALD) sidewall passivation. ALD significantly enhances bandwidth (up to 21.6%), confirming suppression of nonradiative recombination.
Rongxing Wu, Yuhan Su, Yurong Dai, Chenghao Wang, Lianfen Huang, Huaxin Liu, Jincheng Xu, Hao‐Chung Kuo, Zhong Chen, Tingzhu Wu   +9 more
wiley   +1 more source