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Tipi di risorsa: Libro cartaceo Libro elettronico Articolo Rivista Tesi Capitolo
Ricerca accademica
Deep-learning-based polarization-dependent switching metasurface in dual-band for optical communication
Articolo
Articolo
Yan Yihan et al · Wiley · 2025 · ISSN 2192-8614
To address the critical limitations of conventional band-switching technologies – such as their slow speed, high energy consumption, and mechanical instability – this research introduces a novel deep-learning-driven ...
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Electrical tunable topological valley photonic crystals for on-chip optical communications in the telecom band
Articolo
Articolo
Qi Zhipeng et al · Wiley · 2022 · ISSN 2192-8614
On-chip optical communications are in increasingly demand for low-loss, small-footprint and power-efficient waveguiding solutions in the telecom band. However, most integrated optical circuits suffer from high propagatio...
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Influence of Polarization Mode Dispersion on Optical Communication Network at High Bit Rate 10 Gbps
Articolo
Articolo
R. S. Habeb · University of Mosul, College of Education for Pure Science · 2013 · ISSN 1812-125X
Abstract Polarization Mode Dispersion (PMD) plays a great role in high bit rate optical communication systems. This factor had been studied thoroughly in this article of optical layout simulation by (OptiSystem7.0). This...
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Mode Suppression Ratio of CW Laser Diode and its Influence on Optical Communication Network
Articolo
Articolo
Erada A. K. Al-Dabbagh et al · University of Mosul, College of Education for Pure Science · 2012 · ISSN 1812-125X
Abstract: The influence of mode suppression ratio on the dynamics of semiconductor laser will be investigated in this paper, especially in a high bit rate optical communication. An optical communication network of fiber ...
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Orbital angular momentum and beyond in free-space optical communications
Articolo
Articolo
Wang Jian et al · Wiley · 2021 · ISSN 2192-8614
Orbital angular momentum (OAM), which describes tailoring the spatial physical dimension of light waves into a helical phase structure, has given rise to many applications in optical manipulation, microscopy, imaging, me...
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Photonic neuromorphic technologies in optical communications
Articolo
Articolo
Argyris Apostolos · Wiley · 2022 · ISSN 2192-8614
Machine learning (ML) and neuromorphic computing have been enforcing problem-solving in many applications. Such approaches found fertile ground in optical communications, a technological field that is very demanding in t...
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Thermally tunable add-drop filter based on valley photonic crystals for optical communications
Articolo
Articolo
Sun Lu et al · Wiley · 2024 · ISSN 2192-8614
Valley photonic crystals (VPCs) provide an intriguing approach to suppress backscattering losses and enable robust transport of light against sharp bends, which could be utilized to realize low-loss and small-footprint d...
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ANN-Based Equalization of Polarization Mixing and MZM Nonlinearity for Dual-Polarization Self-Coherent Transceivers in Free Space Optical Communications
Articolo
Articolo
Yeganeh Nasr et al · IEEE · 2026 · ISSN 2169-3536
Free-space optical (FSO) communication using dual-polarization self-coherent (DP-SC) transceivers is a promising solution for achieving high data rates and enhanced spectral efficiency in the next optical wireless system...
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Chip-based optical frequency combs for high-capacity optical communications
Articolo
Articolo
Hu Hao et al · Wiley · 2021 · ISSN 2192-8606
Current fibre optic communication systems owe their high-capacity abilities to the wavelength-division multiplexing (WDM) technique, which combines data channels running on different wavelengths, and most often requires ...
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Digital optical processing of optical communications: towards an Optical Turing Machine
Articolo
Articolo
Touch Joe et al · Wiley · 2017 · ISSN 2192-8606
Optical computing is needed to support Tb/s in-network processing in a way that unifies communication and computation using a single data representation that supports in-transit network packet processing, security, and b...
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Free-space secure optical communication based on the nonseparability of vectorial structured light
Articolo
Articolo
Mingze Cai et al · AIP Publishing LLC · 2026 · ISSN 2378-0967
Free-space optical (FSO) communication offers high capacity, license-free spectrum, and immunity to electromagnetic interference, making it a promising solution for future wireless links. However, practical deployment of...
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OPTICAL FIBER COMMUNICATIONS/
Libro
Libro
KEISER, GERD · MCGRAW-HILL BOOK COMPANY · 1983 · ISBN 0-07-033467-6
Materie / parole chiave: KEISER, GERD; MCGRAW-HILL BOOK COMPANY; 621.38275 K27o
Bidirectional high-speed optical wireless communication with tunable large field of view assisted by liquid crystal metadevice
Articolo
Articolo
Wu Mian et al · Wiley · 2024 · ISSN 2192-8614
Beam-steered infrared (IR) light communication has gained tremendous attention as one of the solutions of congested wireless communication traffic. High performance active beam-steering devices play a crucial role in dat...
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Fully integrated electrically driven optical frequency comb at communication wavelength
Articolo
Articolo
Li Nanxi et al · Wiley · 2022 · ISSN 2192-8614
To meet the high demand of data transmission capacity, optical communications systems have been developed. In order to increase the channel numbers for larger communication bandwidth, multi-mode lasers and laser arrays c...
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Optical Yagi-Uda nanoantennas
Articolo
Articolo
Maksymov Ivan S. et al · Wiley · 2012 · ISSN 2192-8606
Conventional antennas, which are widely employed to transmit radio and TV signals, can be used at optical frequencies as long as they are shrunk to nanometer-size dimensions. Optical nanoantennas made of metallic or high...
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Optical spin-dependent beam separation in cyclic group symmetric metasurface
Articolo
Articolo
Lee Yeon Ui et al · Wiley · 2020 · ISSN 2192-8606
Cross-polarization scattering of a circularly polarized beam from nano-rod introduces a geometric phase to the outgoing beam with opposite circular polarization. By manipulating the spatial array of subwavelength nano-st...
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Digitized subwavelength surface structure on silicon platform for wavelength-/polarization-/charge-diverse optical vortex generation
Articolo
Articolo
Cao Xiaoping et al · Wiley · 2022 · ISSN 2192-8614
Optical vortices carrying orbital angular momentum (OAM) have recently attracted increasing interest for providing an additional degree of freedom for capacity scaling in optical communications. The optical vortex genera...
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Highly integrated optical phased arrays: photonic integrated circuits for optical beam shaping and beam steering
Articolo
Articolo
Heck Martijn J.R · Wiley · 2017 · ISSN 2192-8606
Technologies for efficient generation and fast scanning of narrow free-space laser beams find major applications in three-dimensional (3D) imaging and mapping, like Lidar for remote sensing and navigation, and secure fre...
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MGF Methods for Fixed and Gain Saturated Optically Preamplified FSO Links Impaired by Misalignments and Atmospheric Turbulence
Articolo
Articolo
Jeremiah Oluwatosin Bandele · Sociedade Brasileira de Microondas e Optoeletrônica e Sociedade Brasileira de Eletromagnetismo · 2022 · ISSN 2179-1074
Abstract The Gaussian approximation is commonly used to evaluate the performance of free space optical communication systems. However, other performance evaluation methods such as the saddle point approximation, Chernoff...
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All-optical modulator with photonic topological insulator made of metallic quantum wells
Articolo
Articolo
Wang Haiteng et al · Wiley · 2024 · ISSN 2192-8614
All-optical modulators hold significant prospects for future information processing technologies for they are able to process optical signals without the electro-optical convertor which limits the achievable modulation b...
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Boron quantum dots all-optical modulator based on efficient photothermal effect
Articolo
Articolo
Cong Wang et al · Editorial Office of Opto-Electronic Journals Group, Institute of Optics and Electronics, CAS, China · 2021 · ISSN 2096-4579
All-optical devices without external electronic components have drawn extraordinary attentions in all-optical communication. In this work, boron quantum dots (BQDs) were synthesized by a facile liquid-phase exfoliation m...
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Broadband nonlinear optical modulator enabled by VO2/V2O5 core–shell heterostructures
Articolo
Articolo
Chen Longlong et al · Wiley · 2022 · ISSN 2192-8606
Broadband pulsed lasers have become an indispensable part in optical communications, biomedical engineering, materials processing, and national defense. Inspired by the broadband and ultrafast optical components, great e...
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Open Access
Continuously tuneable single electrode pair liquid crystal optical vortex generators
Articolo
Articolo
Nourshargh Camron et al · Wiley · 2024 · ISSN 2192-8614
In this work, we demonstrate the use of two-photon polymerization direct laser writing in the production of continuously tuneable optical vortex beam (OV) generators in a liquid crystal (LC) layer sandwiched between glas...
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Design of Zero Dispersion Optical Fiber at Wavelength 1.3 m
Articolo
Articolo
R. S. Habeb · University of Mosul, College of Education for Pure Science · 2018 · ISSN 1812-125X
In this article, an optical fiber was designed with zero- dispersion at wavelength of (1.3 m). The design took into consideration many factors of the fiber, such as; fiber cross- section, fiber material, refractive in...
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Open Access
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