Results 81 to 90 of about 2,144 (180)

Real-Time Water-to-Air Communication System Under Dynamic Water Surface and Strong Background Radiation

IEEE Photonics Journal
This work explores water-to-air optical wireless communication (W2A-OWC) transmission schemes and realizes a prototype of real-time W2A-OWC system based on field programmable gate array.
Tianrui Lin, Tianjian Wei, Qingqing Hu, Chunfang Fu, Nuo Huang, Xinhui Liu, Li Tang, Liang Su, Jianghua Luo, Chen Gong   +9 more
doaj   +1 more source

Towards Energy Neutral Wireless Communications: Photovoltaic Cells to Connect Remote Areas

Energies, 2019
In this work, we have designed, developed and deployed the world’s first optical wireless communication (OWC) system using off-the-shelf lasers and solar photovoltaics.
Sovan Das, Enrique Poves, John Fakidis, Adrian Sparks, Stefan Videv, Harald Haas   +5 more
doaj   +1 more source

A review of machine learning techniques for optical wireless communication in intelligent transport systems

Intelligent and Converged Networks
Intelligent Transport Systems (ITS) are crucial for safety, efficiency, and reduced congestion in transportation. They require efficient, secure, high-speed communication. Radio Frequency (RF) technologies like Fifth Generation (5G), Beyond 5G (B5G), and
Thabelang Sefako, Fang Yang, Jian Song, Reevana Balmahoon, Ling Cheng   +4 more
doaj   +1 more source

Kompetensi guru dalam pengajaran amali reka bentuk dan teknologi di Sekolah Rendah Daerah Batu Pahat [PDF]

, 2007
Kompetensi bermaksud kemampuan atau kecekapan seseorang individu dalam melakukan sesuatu tugasan. Kompetensi juga merujuk kepada kemampuan seseorang dalam melaksanakan sesuatu yang diperolehi melalui pendidikan dan juga merujuk kepada prestasi dan ...
Md Harun, Zaiha Nabila
core  

Survey on Optical Wireless Communication with Intelligent Reflecting Surfaces

Photonics
Optical Wireless Communication (OWC) technology has gained significant attention in recent years due to its potential for providing high-data-rate wireless connections through the large license-free bandwidth available.
Chengwei Fang, Shuo Li, Yinong Wang, Ke Wang   +3 more
doaj   +1 more source

Optical-RoI-Signaling for Vehicular Communications

IEEE Access, 2019
This paper introduces a new hybrid waveform for optical wireless communication (OWC)/optical camera communication (OCC) systems and discusses the technical considerations of these systems.
Minh Duc Thieu, Tung Lam Pham, Trang Nguyen, Yeong Min Jang   +3 more
doaj   +1 more source

Modeling, Design and Implementation of Beam Tracking for Misalignment Mitigation in Optical Wireless Communications

IEEE Open Journal of the Communications Society
Misalignment in optical wireless communication (OWC) links presents a critical barrier to reliable performance, as it disrupts the trajectory of collimated light beams.
Jianhui Chen, Tilahun Z. Gutema, Wasiu O. Popoola   +2 more
doaj   +1 more source

Extreme anti-interference capability in temporal and frequency domain by utilizing laser Antenna in optical wireless communication system

PhotoniX
Fluorescent antennas have emerged as promising alternatives to conventional lens modules in optical wireless communication (OWC) systems, offering an expanded field of view (FOV) by surpassing the étendue limit.
Kun Qian, Hongyu Yang, Jingzhou Li, Dong Liang, Jiaxi Li, Yichi Zhong, Zhuhua Xu, Jiahao Zhang, Hanhuai Yang, Xizhe Liang, Junping Zhang, Hongxing Dong, Long Zhang   +12 more
doaj   +1 more source

A Cross-Layer Framework Integrating RF and OWC with Dynamic Modulation Scheme Selection for 6G Networks

Sensors
With the rapid evolution of wireless networks, the need to explore novel technologies to meet the demands of future systems, particularly 6G, has become a significant challenge.
Ahmed Waheed, Borja Genoves Guzman, Somayeh Mohammady, Maite Brandt-Pearce   +3 more
doaj   +1 more source

On PAPR reduction in pilot-assisted optical OFDM communication systems [PDF]

, 2017
Ogunkoya, Funmilayo B., Popoola, Wasiu O., Sinanovic, Sinan   +2 more
core   +2 more sources