Dr. Jianfei Liu Profile

Dr. Jianfei Liu

at Hebei Univ of Technology

SPIE Involvement:

Author

Publications (18)

Proceedings Article | 18 December 2023 Paper

Wind turbine blade’s surface shape reconstruction based on OFDR and multi-core optical fiber

Zifan Han, Mingming Luo, Tian Gu, Jianfei Liu

Proceedings Volume 12968, 1296822 (2023) https://doi.org/10.1117/12.3008098

KEYWORDS: Optical fibers, Optical surfaces, Multicore fiber, Deformation, Wind turbine technology, Aerodynamics, Optical sensing, Reflection, Reconstruction algorithms, Phase transfer function

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Proceedings Article | 18 December 2023 Paper

Research on damage detection of wind turbine tower based on OFDR

Tian Gu, Mingming Luo, Zifan Han, Jianfei Liu

Proceedings Volume 12968, 129681W (2023) https://doi.org/10.1117/12.3008054

KEYWORDS: Wind turbine technology, Damage detection, Wind speed, Error analysis, Vibration, Spatial resolution, Reflection, Fiber Bragg gratings, Sensing systems, Optical sensing

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SPIE Journal Paper | 20 June 2023

Performance analysis of hybrid geometric-probabilistic shaped 8/12 quadrature amplitude modulation for coherent optical communication system

Junping Xu, Jie Ma, Jianfei Liu, Jia Lu, Xiangye Zeng, Mingming Luo

OE, Vol. 62, Issue 06, 068104, (June 2023) https://doi.org/10.1117/12.10.1117/1.OE.62.6.068104

KEYWORDS: Particle swarm optimization, Picosecond phenomena, Optical transmission, Particles, Telecommunications, Quadrature amplitude modulation, Optical engineering, Optical communications, Optical coherence, Mathematical optimization

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SPIE Journal Paper | 4 May 2023

Performance enhanced geometrically shaped 32-ary quadrature amplitude modulation enabled by swarm intelligence algorithm

Xu Yan, Jie Ma, Jianfei Liu, Jia Lu, Xiangye Zeng, Mingming Luo

OE, Vol. 62, Issue 05, 058101, (May 2023) https://doi.org/10.1117/12.10.1117/1.OE.62.5.058101

KEYWORDS: Particle swarm optimization, Quadrature amplitude modulation, Head, Signal to noise ratio, Particles, Mathematical optimization, Optical engineering, Ocean optics, Matrices, Optical transmission

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Proceedings Article | 12 March 2020 Paper

A nonlinear tuning compensation method based on homomorphic deconvolution for OFDR systems

Jianfei Liu, Ruiming Qi, Mingming Luo, Xiangye Zeng, Xujun Fan, Wenrong Yang

Proceedings Volume 11435, 1143507 (2020) https://doi.org/10.1117/12.2543279

KEYWORDS: Deconvolution, Nonlinear filtering, Complex systems, Nonlinear optics, Interferometers, Computer simulations, Fourier transforms, Data acquisition, Spatial resolution, Error analysis

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Proceedings Article | 14 February 2019 Paper

An equalization method based on KNN for GPON with PAM4

Jie Liu, Jianfei Liu, Xujun Fan, Jia Lu, Xiangye Zeng

Proceedings Volume 11048, 110481Y (2019) https://doi.org/10.1117/12.2522666

KEYWORDS: Evolutionary algorithms, Eye, Signal processing, Machine learning, Optical amplifiers, Passive optical networks, MATLAB, Optical fibers, Signal to noise ratio, Dispersion

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Proceedings Article | 3 December 2009 Paper

Electronic dispersion compensation for PMD in 40-GB/s optical links

Kang Yang, Jianfei Liu, Xiangye Zeng

Proceedings Volume 7631, 76312M (2009) https://doi.org/10.1117/12.849497

KEYWORDS: Dispersion, Device simulation, Digital signal processing, Eye, Optical networks, Telecommunications, Computer simulations, Very large scale integration, Single mode fibers, Receivers

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Proceedings Article | 13 October 2006 Paper

Study on electronic compensation of polarization mode dispersion

Siyu Zhu, Jianfei Liu, Xiangye Zeng, Zhenbin Gao, Zhigang Liu, Jinlong Yu

Proceedings Volume 6353, 635341 (2006) https://doi.org/10.1117/12.691013

KEYWORDS: Polarization, Distortion, Eye, Optical fibers, Dispersion, Picosecond phenomena, Digital filtering, Telecommunications, Wavelength division multiplexing, Critical dimension metrology

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Proceedings Article | 10 June 2006 Paper

Effect of filling high index material on polarization mode dispersion in photonic crystal fibers

Chunshu Zhang, Guiyun Kai, Zhi Wang, Tingting Sun, Yange Liu, Jianfei Liu, Shuzhong Yuan, Xiaoyi Dong

Proceedings Volume 6344, 63440I (2006) https://doi.org/10.1117/12.693425

KEYWORDS: Polarization, Dispersion, Photonic crystal fibers, Optical fibers, Finite element methods, Birefringence, Silica, Reflection, Waveguides, Photon polarization

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Proceedings Article | 10 June 2006 Paper

Theoretical research on tunable fiber devices in photonic crystal fiber

Jianfei Liu, Zhi Wang, Guiyun Kai, Chunshu Zhang, Tingting Sun, Yange Liu, Weigang Zhang, Shuzhong Yuan, Xiaoyi Dong

Proceedings Volume 6344, 63442H (2006) https://doi.org/10.1117/12.693645

KEYWORDS: Refractive index, Photonic crystal fibers, Dispersion, Silica, Attenuators, Finite element methods, Photonic crystal devices, Cladding, Crystals, Photonic crystals

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Proceedings Article | 10 June 2006 Paper

Theoretical research on tunable fiber devices in a photonic crystal fiber

Jianfei Liu, Zhi Wang, Guiyun Kai, Chunshu Zhang, Tingting Sun, Yange Liu, Weigang Zhang, Shuzhong Yuan, Xiaoyi Dong

Proceedings Volume 6344, 63440H (2006) https://doi.org/10.1117/12.693415

KEYWORDS: Dispersion, Refractive index, Photonic crystal fibers, Silica, Finite element methods, Attenuators, Cladding, Waveguides, Photonic crystals, Sun

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Proceedings Article | 3 December 2005 Paper

Study on polarization properties of birefringent microstructure fiber with lateral pressure

Chunshu Zhang, Guiyun Kai, Zhi Wang, Tingting Sun, Yange Liu, Jianfei Liu, Weigang Zhang, Shuzhong Yuan, Xiaoyi Dong

Proceedings Volume 6019, 60193B (2005) https://doi.org/10.1117/12.635856

KEYWORDS: Birefringence, Finite element methods, Polarization, Analytical research, Sensors, Structured optical fibers, Refractive index, Sun, Fiber optics sensors, Optical fibers

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Proceedings Article | 3 December 2005 Paper

Mechanically induced LPG in single-mode microstructure fiber

Tingting Sun, Guiyun Kai, Chunshu Zhang, Zhi Wang, Yange Liu, Jianfei Liu, Weigang Zhang, Shuzhong Yuan, Xiaoyi Dong

Proceedings Volume 6019, 60193G (2005) https://doi.org/10.1117/12.635844

KEYWORDS: Cladding, Structured optical fibers, Sun, Waveguides, Gas lasers, Single mode fibers, Spectrum analysis, Silica, Photonic crystal fibers, Optical fibers

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Proceedings Article | 3 December 2005 Paper

Tunable photonic bandgap microstructure fibers filled with high-index material

Chunshu Zhang, Guiyun Kai, Zhi Wang, Tingting Sun, Yange Liu, Jianfei Liu, Weigang Zhang, Shuzhong Yuan, Xiaoyi Dong

Proceedings Volume 6019, 60193A (2005) https://doi.org/10.1117/12.635928

KEYWORDS: Refractive index, Optical fibers, Photonic microstructures, Finite element methods, Liquid crystals, Silica, Dispersion, Photonic crystal fibers, Analytical research, Photonic crystals

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Proceedings Article | 28 January 2005 Paper

Influences of polarization-mode dispersion on soliton transmission systems

Xia Kang, Jianfei Liu

Proceedings Volume 5646, (2005) https://doi.org/10.1117/12.572880

KEYWORDS: Solitons, Polarization, Birefringence, Wave propagation, Telecommunications, Optical fibers, Dispersion, Numerical simulations, Optical communications, Nonlinear optics

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Proceedings Article | 10 January 2005 Paper

A novel Er3+-doped honeycomb photonic bandgap fiber for highly efficient amplification

Zhi Wang, Yange Liu, Guiyun Kai, Jianfei Liu, Chao Wang, Chunshu Zhang, Tingting Sun, Xiaoyi Dong

Proceedings Volume 5623, (2005) https://doi.org/10.1117/12.576017

KEYWORDS: Erbium, Fiber amplifiers, Amplifiers, Cladding, Ions, Optical amplifiers, Photonic crystal fibers, Refractive index, Sun, Photonic crystals

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Proceedings Article | 23 August 2002 Paper

Novel method of solving PMD problem

Jian Wang, Jinlong Yu, Jianfei Liu, Hao Hu, Enze Yang

Proceedings Volume 4906, (2002) https://doi.org/10.1117/12.480591

KEYWORDS: Polarization, Connectors, Signal detection, Polarization maintaining fibers, Sensors, Optical fibers, Birefringence, Detection and tracking algorithms, Fiber optic communications, Feedback control

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Proceedings Article | 17 October 2001 Paper

Effect of PMD-induced pulse broadening on sensitivity and frequency spectrum

Jianfei Liu, Jian Wang, Jinlong Yu, Xiaohong Ma, Jufeng Dai, Enze Yang

Proceedings Volume 4581, (2001) https://doi.org/10.1117/12.445072

KEYWORDS: Polarization, Receivers, Single mode fibers, Feedback control, Feedback signals, Analytical research, Electronics, Electronics engineering, Fiber optic communications, Error analysis

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Showing 5 of 18 publications

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