Prof. Nian Fang Profile

Prof. Nian Fang

at Shanghai Univ

SPIE Involvement:

Author

Publications (33)

Proceedings Article | 5 December 2024 Paper

Distributed optical fiber sensing system based on a semiconductor optical amplifier ring cavity structure

Guoqing Liu, Nian Fang

Proceedings Volume 13418, 134181G (2024) https://doi.org/10.1117/12.3048403

KEYWORDS: Sensing systems, Light sources, Optical fibers, Semiconductor optical amplifiers, Sagnac interferometers, Pulse signals, Optical sensing, Modulation, Mach Zehnder interferometers

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Proceedings Article | 5 December 2024 Paper

Location method of in-line Sagnac distributed optical fiber sensing system based on CNN regression model and time domain signals

Haiying Dong, Nian Fang

Proceedings Volume 13418, 1341836 (2024) https://doi.org/10.1117/12.3048679

KEYWORDS: Data modeling, Sensing systems, Education and training, Optical fibers, Signal processing, Error analysis, Signal to noise ratio, Optical sensing, Systems modeling, Statistical modeling

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Proceedings Article | 24 November 2023 Paper

Distributed optical fiber sensing system based on a semiconductor laser with optical injection

Nian Fang, Zuyi Wu

Proceedings Volume 12935, 1293554 (2023) https://doi.org/10.1117/12.3008233

KEYWORDS: Sensing systems, Optical fibers, Semiconductor lasers, Laser optics, Nonlinear optics, Phase modulation, Optical sensing

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Proceedings Article | 24 November 2023 Paper

Explainable feature selection by SHAP for signal recognition of Ф-OTDR system

Min Sun, Nian Fang

Proceedings Volume 12935, 1293540 (2023) https://doi.org/10.1117/12.3007857

KEYWORDS: Feature selection, Feature extraction, Detection and tracking algorithms, Evolutionary algorithms, Matrices, Telecommunications, Support vector machines, Sensing systems, Optical sensing, Education and training

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Proceedings Article | 28 February 2021 Paper

Optical fiber perimeter signal recognition based on fast dynamic time warping

Hainan Lu, Ningning Wang, Nian Fang, Lutang Wang

Proceedings Volume 11781, 117811W (2021) https://doi.org/10.1117/12.2590963

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Proceedings Article | 12 December 2018 Paper

Intrusion signal recognition based on optoelectronic reservoir computing in optical fiber perimeter systems

Ningning Wang, Nian Fang, Lutang Wang

Proceedings Volume 10849, 108491G (2018) https://doi.org/10.1117/12.2505709

KEYWORDS: Optoelectronics, Optical fibers, Sensing systems, Signal detection, Target recognition, Signal processing, Telecommunications, Feedback loops, Modulators

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Proceedings Article | 15 November 2018 Paper

Tunable ultra-broadband microwave frequency combs generation using semiconductor laser injected by intensity-modulated light

Xin Jiang, Nian Fang, Lutang Wang

Proceedings Volume 10964, 109645Z (2018) https://doi.org/10.1117/12.2506475

KEYWORDS: Modulation, Frequency combs, Semiconductor lasers, Laser optics, Computer simulations, Nonlinear dynamics

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Proceedings Article | 24 July 2018 Paper

Distributed optical fiber disturbance sensing system based on semiconductor laser with optical feedback and ring interferometer

Fengxia Zhao, Nian Fang, Lutang Wang

Proceedings Volume 10827, 108273K (2018) https://doi.org/10.1117/12.2501087

KEYWORDS: Sensing systems, Sensors, Semiconductor lasers, Interferometers, Fiber optics sensors

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Proceedings Article | 5 January 2017 Paper

Simulation research of location mechanism of chaotic distributed optical fiber sensing system

Sujie Guo, Nian Fang, Lutang Wang, Zhaoming Huang

Proceedings Volume 10244, 102441G (2017) https://doi.org/10.1117/12.2267650

KEYWORDS: Optical fibers, Sensing systems, Fiber lasers, Optical simulations, Optical sensing, Semiconductor lasers, Semiconductor optical amplifiers, Modulation

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Proceedings Article | 21 August 2014 Paper

Experimental investigation of sensitivity improvement of chaotic fiber ring laser sensing system with embedded Sagnac interferometer

Nian Fang, Haijuan Qin, Lutang Wang, Zhaoming Huang

Proceedings Volume 9233, 92330M (2014) https://doi.org/10.1117/12.2069502

KEYWORDS: Fiber lasers, Sensing systems, Ferroelectric materials, Interferometers, Sagnac interferometers, Chaos, Signal detection, Optical fibers, Structured optical fibers, Polarization

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Proceedings Article | 21 August 2014 Paper

A self-mixing based ring-type fiber-optic acoustic sensor

Lutang Wang, Chunxu Wu, Nian Fang

Proceedings Volume 9233, 92330U (2014) https://doi.org/10.1117/12.2066480

KEYWORDS: Sensors, Acoustics, Signal detection, Fiber optics sensors, Semiconductor lasers, Fiber optics, Mirrors, Copper, Interferometers, Laser beam propagation

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Proceedings Article | 30 November 2012 Paper

Discrete multi-target on-off states detection and location with optical fiber sensing system

Nian Fang, Lutang Wang, Zhaoming Huang, Chen Liu

Proceedings Volume 8561, 85611F (2012) https://doi.org/10.1117/12.999985

KEYWORDS: Sensing systems, Sensors, Optical fibers, Target detection, Reflectivity, Optical switching, Optical testing, Fluorescence correlation spectroscopy, Light sources, Oscilloscopes

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Proceedings Article | 29 November 2012 Paper

Chen Liu, Nian Fang, Lutang Wang, Zhaoming Huang

Proceedings Volume 8554, 85540L (2012) https://doi.org/10.1117/12.999986

KEYWORDS: Chaos, Optical fibers, Birefringence, Semiconductor lasers, Fiber lasers, Polarization, Semiconductors, Laser applications, Nonlinear optics, Scanning probe microscopy

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Proceedings Article | 14 December 2011 Paper

PMD impacts on dual-channel PolSK optical transmission system

Huishan Cui, Lutang Wang, Nian Fang, Liyin Han, Zhaoming Huang

Proceedings Volume 8309, 830934 (2011) https://doi.org/10.1117/12.904855

KEYWORDS: Transmittance, Polarization, Receivers, Modulation, Signal attenuation, Phase shift keying, Telecommunications, Modulators, Optical amplifiers, Binary data

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Proceedings Article | 14 December 2011 Paper

Error probability analysis in PMD-supported dual-channel optical direct detection POlSK transmission systems

Lutang Wang, Nian Fang, Huishan Cui, Liyin Han, Zhaoming Huang

Proceedings Volume 8309, 83092R (2011) https://doi.org/10.1117/12.904630

KEYWORDS: Polarization, Receivers, Systems modeling, Telecommunications, Modulation, Signal attenuation, Error analysis, Performance modeling, Interference (communication), Signal detection

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Proceedings Article | 29 November 2011 Paper

DAQ application of PC oscilloscope for chaos fiber-optic fence system based on LabVIEW

Manman Lu, Nian Fang, Lutang Wang, Zhaoming Huang, Xiaofei Sun

Proceedings Volume 8311, 83112F (2011) https://doi.org/10.1117/12.905357

KEYWORDS: Data acquisition, Chaos, LabVIEW, Oscilloscopes, Fiber optics, Human-machine interfaces, Data storage, Fiber lasers, Fiber optic communications, Telecommunications

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Proceedings Article | 29 November 2011 Paper

FBG moisture sensor system using SOA-based fiber laser with temperature compensation

Liyin Han, Lutang Wang, Nian Fang, Huishan Cui, Zhaoming Huang

Proceedings Volume 8311, 831129 (2011) https://doi.org/10.1117/12.904364

KEYWORDS: Fiber Bragg gratings, Sensors, Temperature metrology, Fiber lasers, Humidity, Resonators, Sensing systems, Fiber optics sensors, Mirrors, Environmental sensing

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Proceedings Article | 3 January 2011 Paper

Simultaneous measurements of vibration, temperature, and humidity using a SOA-based fiber Bragg grating laser

Lutang Wang, Nian Fang, Fuxin Ding, Zhaoming Huang

Proceedings Volume 7990, 79900O (2011) https://doi.org/10.1117/12.888542

KEYWORDS: Sensors, Fiber Bragg gratings, Humidity, Temperature metrology, Fiber lasers, Laser systems engineering, Signal detection, Sensing systems, Transformers, Vibrometry

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Proceedings Article | 3 January 2011 Paper

Experimental study on humidity sensing using a FBG sensor with polyimide coating

Fuxin Ding, Lutang Wang, Nian Fang, Zhaoming Huang

Proceedings Volume 7990, 79900C (2011) https://doi.org/10.1117/12.887827

KEYWORDS: Humidity, Sensors, Fiber Bragg gratings, Environmental sensing, Temperature metrology, Coating, Fiber optics sensors, Reflection, Electromagnetic interference, Transformers

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Proceedings Article | 25 November 2009 Paper

Demonstration of fiber-optic distributed monitoring system using birefringent optical circuit synthesis

Lutang Wang, Chao Zhang, Nian Fang, Zhaoming Huang

Proceedings Volume 7634, 76340J (2009) https://doi.org/10.1117/12.852377

KEYWORDS: Birefringence, Polarization, Optical circuits, Fiber optics, Distributed computing, Integrated optics, Telecommunications, Tunable lasers, Time metrology, Phase shifts

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Proceedings Article | 25 November 2009 Paper

Improved model and dynamic mechanism of a semiconductor fiber ring laser for distributed sensing

Chao Shan, Nian Fang, Lutang Wang, Zhaoming Huang

Proceedings Volume 7634, 763415 (2009) https://doi.org/10.1117/12.852190

KEYWORDS: Birefringence, Chaos, Polarization, Semiconductor lasers, Fiber lasers, Semiconductors, Complex systems, Structured optical fibers, Stochastic processes, Sensing systems

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Proceedings Article | 25 November 2009 Paper

Walking intrusion signal recognition method for fiber fence system

Nian Fang, Lutang Wang, Dongjian Jia, Chao Shan, Zhaoming Huang

Proceedings Volume 7634, 76341C (2009) https://doi.org/10.1117/12.852185

KEYWORDS: Gait analysis, Signal detection, Sagnac interferometers, Computer intrusion detection, Structured optical fibers, Sensing systems, Interferometers, Sensors, Cements, Photodetectors

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Proceedings Article | 21 November 2007 Paper

The temporal coherence of chaotic laser

Nian Fang, Lutang Wang, Fan Luo, Zhaoming Huang

Proceedings Volume 6781, 67814W (2007) https://doi.org/10.1117/12.745731

KEYWORDS: Fiber lasers, Visibility, Coherence (optics), Polarization, Interferometers, Temporal coherence, Chaos, Sagnac interferometers, Semiconductor lasers, Picosecond phenomena

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Proceedings Article | 19 November 2007 Paper

Noise-reduction of experimental optical chaos and its attributes

Zhiwei Zhu, Yichao Meng, Nian Fang, Zhaoming Huang

Proceedings Volume 6782, 67822N (2007) https://doi.org/10.1117/12.745576

KEYWORDS: Chaos, Signal to noise ratio, Interference (communication), Wavelets, Wavelet transforms, Fiber lasers, Reconstruction algorithms, Signal processing, Laser optics, Telecommunications

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Proceedings Article | 19 November 2007 Paper

The spectrum of chaos signal based on Wigner distribution

Xiaodan Guo, Nian Fang, Zhaoming Huang

Proceedings Volume 6782, 67822Q (2007) https://doi.org/10.1117/12.745286

KEYWORDS: Fiber lasers, Chaos, Time-frequency analysis, Complex systems, Semiconductor lasers, Semiconductor optical amplifiers, Structured optical fibers, Interference (communication), Detection theory, Signal processing

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Proceedings Article | 19 November 2007 Paper

A new optical secure communication system

Fan Luo, Nian Fang, Zhaoming Huang, Chunhua Wang

Proceedings Volume 6783, 678312 (2007) https://doi.org/10.1117/12.745129

KEYWORDS: Polarization, Modulation, Computer programming, Telecommunications, Logic, Optical spheres, Clocks, Receivers, Chaos, Transmitters

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Proceedings Article | 29 January 2007 Paper

Birefringence index-guiding photonic crystal fibers

Shuqin Guo, Wensheng An, Nian Fang

Proceedings Volume 6279, 627972 (2007) https://doi.org/10.1117/12.725847

KEYWORDS: Birefringence, Refractive index, Photonic crystal fibers, Polarization, Dispersion, Diamond, Cladding, Wave propagation, Optical fibers, Picosecond phenomena

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Proceedings Article | 6 October 2006 Paper

Twin air holes with a triangular arrangement for birefringence photonic crystal fiber design

Shuqin Guo, Nian Fang, Hui Yu

Proceedings Volume 6352, 635234 (2006) https://doi.org/10.1117/12.688189

KEYWORDS: Birefringence, Refractive index, Photonic crystal fibers, Polarization, Cladding, Communication engineering, Single mode fibers, Dispersion, Photonic crystals, Waveguides

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Proceedings Article | 9 December 2005 Paper

Experimental study on chaotic optical communication with PolSK modulation technology

Lutang Wang, Weijia Wu, Nian Fang, Zhaoming Huang

Proceedings Volume 6021, 60210S (2005) https://doi.org/10.1117/12.634223

KEYWORDS: Polarization, Signal detection, Modulation, Fiber lasers, Optical communications, Transmitters, Receivers, Single mode fibers, Sensors, Birefringence

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Proceedings Article | 5 December 2005 Paper

Analysis of integrated twin-guide MQW waveguide and passive waveguide

Nian Fang, Shuqin Guo, Zhaoming Huang, Lutang Wang

Proceedings Volume 6020, 602033 (2005) https://doi.org/10.1117/12.635726

KEYWORDS: Waveguides, Dispersion, Refractive index, Quantum wells, Wave propagation, Cladding, Electromagnetism, Waveguide modes, Optoelectronic devices, Photonic devices

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Proceedings Article | 12 May 2004 Paper

All-optical wavelength conversion using amplified spontaneous emission of SOA and a delayed interference configuration

Lutang Wang, Xiaojun Xiong, Nian Fang, Zhaoming Huang

Proceedings Volume 5280, (2004) https://doi.org/10.1117/12.522994

KEYWORDS: Data conversion, Eye, Signal attenuation, Optical filters, Active optics, Optical attenuators, Modulation, Binary data, Waveguides, Refractive index

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Proceedings Article | 15 April 2004 Paper

A MAC scheme of HORNET based on PRI and node structure with variable optical buffer

Nian Fang, Lutang Wang, Zhaoming Huang

Proceedings Volume 5282, (2004) https://doi.org/10.1117/12.523524

KEYWORDS: Sensors, Transmitters, Optical switching, Communication engineering, Network architectures, Receivers, Signal detection, Optical communications, Switches, Collision avoidance

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Proceedings Article | 3 September 2002 Paper

New scheme of variable optical buffer for IP packets used in access control of HORNET

Nian Fang, Lutang Wang, Zhaoming Huang

Proceedings Volume 4907, (2002) https://doi.org/10.1117/12.482285

KEYWORDS: Network architectures, Wavelength division multiplexing, Communication engineering, Semiconductor optical amplifiers, Optical switching, Local area networks, Optical communications, Optoelectronics, Transmitters, Collision avoidance

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Showing 5 of 33 publications

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