Results 1 to 10 of about 640,184 (358)

An LDPC Encoder Architecture With Up to 47.5 Gbps Throughput for DVB-S2/S2X Standards

IEEE Access, 2022
Low-Density Parity-Check (LDPC) code is a type of forward error-correction code with excellent performance, and has been widely used in many modern communication standards. The second-generation satellite broadcasting standard (DVB-S2) and its extension (
Decai Liu, Yanfei Luo, Yunfeng Li, Zhijie Wang, Zhengxuan Li, Qianwu Zhang, Junjie Zhang, Yingchun Li   +7 more
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Simulation and design of C + L broadband communication single mode fiber

Results in Optics, 2023
A novelty CL fiber which can expand L-band communication is proposed to meet the urgent demand of optical fiber transmission bandwidth for large capacity communication system. The influence of L-band attenuation on the OSNR (optical signal-to-noise ratio)
G.H. Zhang, W. Sun, F. Lei, W. Chen, Y.L. Wang, Y.T. Li, H.F. Guan, J.C. Yuan, Z. Jiang, Q.Y. Liu, Z.W. He, G.C. Tian   +11 more
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Multifunctional Optical Crystals for All-Solid-State Raman Lasers

Crystals, 2021
In the past few decades, the multifunctional optical crystals for all-solid-state Raman lasers have been widely studied by many scholars due to their compactness, convenience and excellent performance.
Hui Zhao, Shibo Dai, Siqi Zhu, Hao Yin, Zhen Li, Zhenqiang Chen   +5 more
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Recent Advances in Phase-Sensitive Optical Time Domain Reflectometry (Ф-OTDR)

Photonic Sensors, 2021
Phase-sensitive optical time domain reflectometry (Ф-OTDR) is an effective way to detect vibrations and acoustic waves with high sensitivity, by interrogating coherent Rayleigh backscattering light in sensing fiber. In particular, fiber-optic distributed
Yunjiang Rao, Zinan Wang, Huijuan Wu, Zengling Ran, Bing Han   +4 more
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Graphene-Fiber Biochemical Sensors: Principles, Implementations, and Advances

Photonic Sensors, 2021
Single atomically thick graphene, with unique structural flexibility, surface sensitivity, and effective light-mater interaction, has shown exceptional advances in optoelectronics. It opens a door for diverse functionalized photonic devices, ranging from
Ning An, Chenye Qin, Yiwei Li, Teng Tan, Zhongye Yuan, Hao Zhang, Yu Wu, Baicheng Yao, Yunjiang Rao   +8 more
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Deep Learning-Based Robust Visible Light Positioning for High-Speed Vehicles

Photonics, 2022
Robustness is a key factor for real-time positioning and navigation, especially for high-speed vehicles. While visible light positioning (VLP) based on LED illumination and image sensors is widely studied, most of the VLP systems still suffer from the ...
Danjie Li, Zhanhang Wei, Ganhong Yang, Yi Yang, Jingwen Li, Mingyang Yu, Puxi Lin, Jiajun Lin, Shuyu Chen, Mingli Lu, Zhe Chen, Zoe Lin Jiang, Junbin Fang   +12 more
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Isolated sensor networks for high-voltage environments using a single polymer optical fiber and LEDs for remote powering as well as data transmission [PDF]

Journal of Sensors and Sensor Systems, 2018
Many applications in high voltage or explosive environments require sensors which are electrically isolated from other components of a system. These sensors need remote powering as well as wireless or isolated data transmission links.
J. Fischer, T. Schuster, C. Wächter, M. Luber, J. Vinogradov, O. Ziemann, R. Engelbrecht   +6 more
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Energy Transfer and Cross-Relaxation Induced Efficient 2.78 μm Emission in Er³⁺/Tm³⁺: PbF₂ mid-Infrared Laser Crystal

Crystals, 2021
An efficient enhancement of 2.78 μm emission from the transition of Er3+: 4I11/2 → 4I13/2 by Tm3+ introduction in the Er/Tm: PbF2 crystal was grown by the Bridgman technique for the first time. The spectroscopic properties, energy transfer mechanism, and
Jiayu Liao, Qiudi Chen, Xiaochen Niu, Peixiong Zhang, Huiyu Tan, Fengkai Ma, Zhen Li, Siqi Zhu, Yin Hang, Qiguo Yang, Zhenqiang Chen   +10 more
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Magneto-Refractive Effect and Mechanism Analysis of Erbium-Ytterbium Co-Doped Silica Fiber

IEEE Photonics Journal, 2021
The magneto-refractive properties of Er/Yb co-doped silica fiber (EYDF) are important in magnetic field sensing. Here, we proposed a theoretical calculation model of the EYDF using density functional theory (DFT) and demonstrated it by an ...
Yanhua Dong, Caihong Huang, Wanting Sun, Sujuan Huang, Cheng Yan, Jianxiang Wen, Xiaobei Zhang, Yi Huang, Yana Shang, Heming Wei, Tingyun Wang   +10 more
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Direct fiber vector eigenmode multiplexing transmission seeded by integrated optical vortex emitters [PDF]

, 2017
Spatial modes have received substantial attention over the last decades and are used in optical communication applications. In fiber-optic communications, the employed linearly polarized modes and phase vortex modes carrying orbital angular momentum can ...
Cai, Xin-Lun, Chen, Shi, Du, Cheng, Klitis, Charalambos, Li, Shi-Mao, Liu, Jun, Mo, Qi, Sorel, Marc, Wang, An-Dong, Wang, Jian, Yu, Si-Yuan, Zhu, Long   +11 more
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