Results 11 to 20 of about 661,766 (323)

A High Performance Distributed Optical Fiber Sensor Based on Φ-OTDR for Dynamic Strain Measurement

IEEE Photonics Journal, 2017
A high-performance distributed optical fiber sensor based on phase-sensitive optical time-domain reflectometry (Φ-OTDR) for dynamic strain measurement has been proposed.
Xuping Zhang, Zhenhong Sun, Yuanyuan Shan, Yanting Li, Feng Wang, Jie Zeng, Yixin Zhang   +6 more
doaj   +1 more source

Optical Phase Conjugation With Complex-Valued Deep Neural Network for WDM 64-QAM Coherent Optical Systems

IEEE Photonics Journal, 2021
We experimentally demonstrated a photoelectric nonlinear compensation scheme of optical phase conjugation (OPC) with complex-valued deep neural network (CVDNN) to mitigate fiber nonlinearity in wavelength division multiplexing (WDM) 64-QAM coherent ...
Lei Wang, Mingyi Gao, Yongliang Zhang, Fengchu Cao, He Huang   +4 more
doaj   +1 more source

AlGaInN laser diode technology for GHz high-speed visible light communication through plastic optical fiber and water [PDF]

, 2016
AlGaInN ridge waveguide laser diodes are fabricated to achieve single-mode operation with optical powers up to 100 mW at ∼420  nm∼420  nm for visible free-space, underwater, and plastic optical fiber communication.
Czernecki, Robert, Kelly, Antony E., Kucharski, Robert, Leszczynski, Mike, Marona, Lucja, Najda, Stephen P., Perlin, Piotr, Suski, Tadek, Targowski, Grzegorz, Watson, Malcolm A., Watson, Scott, White, Henry, Wisniewski, Przemek   +12 more
core   +1 more source

Wavelength Reuse for Short-Reach Optical Access Network Utilizing MDM

IEEE Photonics Journal, 2017
Wavelength reuse has been proposed as an effective solution to realize colorless optical network units (ONUs) for next-generation passive optical network with simplified maintenance and reduced cost.
Yuanxiang Chen, Juhao Li, Jinglong Zhu, Paikun Zhu, Yu Tian, Huangfa Peng, Yongchi Xu, Jingbiao Chen, Yongqi He, Zhangyuan Chen   +9 more
doaj   +1 more source

Investigation of the Radiation Effect on BOTDR Under Low Space Radiation Doses

IEEE Photonics Journal, 2020
To verify the feasibility of Brillouin optical time domain reflector (BOTDR) applied in space station, three kinds of commercial fibers, YOFC fiber (about 1 km), Corning fiber (about 1 km) and Fujikura fibers (about 1.5 km), have been radiated by Co60 in
Mi Li, Yizhuo Zhang, Zhang Chen, Yuexing Zhang, Yuejiang Song, Xuping Zhang   +5 more
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Properties of S-Functionalized Nitrogen-Based MXene (Ti₂NS₂) as a Hosting Material for Lithium-Sulfur Batteries

Nanomaterials, 2021
Lithium-sulfur (Li-S) batteries have received extensive attention due to their high theoretical specific capacity and theoretical energy density. However, their commercialization is hindered by the shuttle effect caused by the dissolution of lithium ...
Chenghao Yao, Wei Li, Kang Duan, Chen Zhu, Jinze Li, Qingyin Ren, Gang Bai   +6 more
doaj   +1 more source

MDM-TDM PON Utilizing Self-Coherent Detection-Based OLT and RSOA-Based ONU for High Power Budget

IEEE Photonics Journal, 2016
A cost-effective mode-division-multiplexing and time-division-multiplexing passive optical network (MDM-TDM PON) utilizing a self-coherent detection for upstream signal at optical line terminal (OLT) and a high-gain reflective semiconductor optical ...
Yuanxiang Chen, Juhao Li, Peng Zhou, Paikun Zhu, Yu Tian, Zhongying Wu, Jinglong Zhu, Ke Liu, Dawei Ge, Jingbiao Chen, Yongqi He, Zhangyuan Chen   +11 more
doaj   +1 more source

Weighted Inter-frame Averaging-Based Channel Estimation for CO-OFDM System

IEEE Photonics Journal, 2013
We propose an efficient channel estimation method for coherent optical orthogonal frequency-division multiplexing (CO-OFDM) based on weighted inter-frame averaging (WIFA), in which the channel estimation results of the adjacent frames are averaged to ...
Hui Zhao, Juhao Li, Paikun Zhu, Cheng Zhang, Yue Liu, Yuping Zhao, Yongqi He, Zhangyuan Chen   +7 more
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Manipulating Stimulated Brillouin Scattering Produced Gain Near Its Threshold via Slow Intensity Modulation

IEEE Photonics Journal, 2021
Increasing the threshold of stimulated Brillouin scattering (SBS) by frequency and phase modulation is a productive approach to suppress SBS in optical fiber communications.
Peng Lei, Chenbo Zhang, Mingyu Xu, Bibo He, Huanfa Peng, Xiaopeng Xie, Zhangyuan Chen   +6 more
doaj   +1 more source

Free-space scattering characterization of ultrathin reflective metasurfaces and high-Q-factor sensing methods for conductor-backed materials

Results in Physics, 2022
Metal-backed materials establish the bridge linking traveling and surface waves for beam manipulation. Based on S-parameters, extracting the constitutive effective parameters (CEPs) is significant for characterizing their electromagnetic (EM) properties.
Feng-Yuan Han, Jin Zhao, Zi-Wen Zhang, Ming-Zhe Chong, Li-Zheng Yin, Tie-Jun Huang, Di Wang, Yun-Hua Tan, Pu-Kun Liu   +8 more
doaj   +1 more source