Prof. Zujie Fang Profile

Prof. Zujie Fang

at Shanghai Institute of Optics and Fine Mechanics

SPIE Involvement:

Author

Publications (42)

Proceedings Article | 23 April 2017 Paper

Novel railway-subgrade vibration monitoring technology using phase-sensitive OTDR

Zhaoyong Wang, Bin Lu, Hanrong Zheng, Qing Ye, Zhengqing Pan, Haiwen Cai, Ronghui Qu, Zujie Fang, Howell Zhao

Proceedings Volume 10323, 103237G (2017) https://doi.org/10.1117/12.2265169

KEYWORDS: Safety, Fiber optics sensors, Reflectometry, Signal processing, Signal detection, Interference (communication), Optical amplifiers, Bragg cells, Knowledge management, Signal to noise ratio

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Proceedings Article | 3 December 2014 Paper

High side-mode suppression ratio laser output by single sideband injection locking of semiconductor lasers

Jian Wang, Dijun Chen, Haiwen Cai, Ronghui Qu, Wei Fang, Zujie Fang

Proceedings Volume 9267, 92670A (2014) https://doi.org/10.1117/12.2074234

KEYWORDS: Semiconductor lasers, Fiber lasers, Laser optics, Modulators, Laser applications, Microwave radiation, Signal to noise ratio, Modulation, Integrated optics, Signal generators

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Proceedings Article | 2 June 2014 Paper

Mitigation of polarization fading in BOTDR sensors by using optical pulses with orthogonal polarizations

Yulong Cao, Qing Ye, Zhengqing Pan, Haiwen Cai, Ronghui Qu, Zujie Fang, Hao Zhao

Proceedings Volume 9157, 915764 (2014) https://doi.org/10.1117/12.2059283

KEYWORDS: Polarization, Optical fibers, Sensors, Signal to noise ratio, Picosecond phenomena, Signal detection, Scattering, Mach-Zehnder interferometers, Beam splitters, Birefringence

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Proceedings Article | 2 June 2014 Paper

High sampling rate multi-pulse phase-sensitive OTDR employing frequency division multiplexing

Zhengqing Pan, Zhaoyong Wang, Qing Ye, Haiwen Cai, Ronghui Qu, Zujie Fang

Proceedings Volume 9157, 91576X (2014) https://doi.org/10.1117/12.2059729

KEYWORDS: Signal detection, Frequency division multiplexing, Light scattering, Sensing systems, Fused deposition modeling, Sensors, Multiplexing, Rayleigh scattering, Scattering, Acoustics

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Proceedings Article | 29 November 2011 Paper

Phase-sensitive OTDR system based on digital coherent detection

Zhengqing Pan, Kezhen Liang, Qing Ye, Haiwen Cai, Ronghui Qu, Zujie Fang

Proceedings Volume 8311, 83110S (2011) https://doi.org/10.1117/12.905657

KEYWORDS: Signal detection, Signal to noise ratio, Light scattering, Fiber lasers, Digital signal processing, Rayleigh scattering, Ferroelectric materials, Modulation, Laser scattering, Oscillators

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Proceedings Article | 17 November 2010 Paper

Improve beam quality of high-power laser diode array stacks by external-cavity technique

Haoyang Pi, Guofeng Xin, Ronghui Qu, Zujie Fang

Proceedings Volume 7843, 78431Y (2010) https://doi.org/10.1117/12.870609

KEYWORDS: Mirrors, Semiconductor lasers, High power lasers, Diodes, Collimation, Reflectivity, Laser damage threshold, Fiber lasers, Solids, Charge-coupled devices

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Proceedings Article | 11 November 2010 Paper

An anti-noise subpixel algorithm based on phase-shifting of Fourier transform and its application in CCD photoelectric autocollimator

Min Gao, Zhenglan Bian, Zuoren Dong, Qing Ye, Zujie Fang, Ronghui Qu

Proceedings Volume 7855, 785511 (2010) https://doi.org/10.1117/12.870072

KEYWORDS: Charge-coupled devices, Phase shifts, Autocollimators, Fourier transforms, Detection and tracking algorithms, Signal to noise ratio, Reliability, Image restoration, CCD image sensors, Edge detection

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Proceedings Article | 11 November 2010 Paper

Two-coordinate dynamic photoelectric autocollimator based on single linear CCD

Zhenglan Bian, Min Gao, Zuoren Dong, Qing Ye, Ronghui Qu, Zujie Fang

Proceedings Volume 7855, 78550H (2010) https://doi.org/10.1117/12.870026

KEYWORDS: Charge-coupled devices, Autocollimators, Reticles, Image processing, Mirrors, Signal processing, CCD image sensors, Precision measurement, Sensors, Field programmable gate arrays

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Proceedings Article | 16 May 2008 Paper

U-shaped plastic optical fiber dissolved oxygen sensor

Haiwen Cai, Fenghong Chu, Ronghui Qu, Zujie Fang

Proceedings Volume 7004, 70042B (2008) https://doi.org/10.1117/12.785955

KEYWORDS: Oxygen, Sensors, Luminescence, Sol-gels, Annealing, Phase only filters, Ruthenium, Polymer optical fibers, Head, Optical fibers

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Proceedings Article | 21 November 2007 Paper

A dissolved oxygen sensor based on ruthenium fluorescence and u-shaped plastic optical fiber

Fenghong Chu, Haiwen Cai, Ronghui Qu, Zujie Fang

Proceedings Volume 6781, 678108 (2007) https://doi.org/10.1117/12.743249

KEYWORDS: Luminescence, Oxygen, Sensors, Ruthenium, Polymer optical fibers, Phase only filters, Light emitting diodes, Head, Sol-gels, Modulation

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Proceedings Article | 19 November 2007 Paper

Non-line-of-sight optical scattering communication based on solar-blind ultraviolet light

Tao Feng, Fei Xiong, Qing Ye, Zhengqing Pan, Zuoren Dong, Zujie Fang

Proceedings Volume 6783, 67833X (2007) https://doi.org/10.1117/12.745248

KEYWORDS: Non-line-of-sight propagation, Scattering, Light scattering, Ultraviolet radiation, Geometrical optics, Optical communications, Transmitters, Receivers, Channel projecting optics, Telecommunications

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Proceedings Article | 19 November 2007 Paper

Millimeter-wave optical pulse generation using n:1 time multiplexer and temporal Talbot effect

Zhengqing Pan, Qing Ye, Haiwen Cai, Ronghui Qu, Zujie Fang

Proceedings Volume 6783, 678333 (2007) https://doi.org/10.1117/12.743479

KEYWORDS: Modulation, Multiplexers, Extremely high frequency, Picosecond phenomena, Microwave radiation, Radio over Fiber, Signal generators, Dispersion, Numerical simulations, Radio optics

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Proceedings Article | 3 October 2006 Paper

Generation of millimeter-wave in optical pulse carrier by using fiber grating

Ronghui Qu, Zujie Fang, Qing Ye, Feng Liu

Proceedings Volume 6351, 63511D (2006) https://doi.org/10.1117/12.688336

KEYWORDS: Fiber Bragg gratings, Extremely high frequency, Refractive index, Modulation, Reflectivity, Optical design, Gaussian pulse, Picosecond phenomena, Radio optics, Frequency modulation

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Proceedings Article | 28 January 2006 Paper

A low loss planar waveguide by using organic-inorganic Sol-Gel

Fu-Fei Pang, Xui-You Han, Hai-Wen Cai, Rong-Hui Qu, Zu-Jie Fang

Proceedings Volume 6025, 60251O (2006) https://doi.org/10.1117/12.667073

KEYWORDS: Waveguides, Planar waveguides, Sol-gels, Refractive index, Light scattering, Directional couplers, Semiconducting wafers, Structured optical fibers, Silicon, Water

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Proceedings Article | 28 January 2006 Paper

Investigation of PLZT based high speed optical switch

Feng Liu, Qing Ye, RongHui Qu, ZuJie Fang

Proceedings Volume 6025, 60250L (2006) https://doi.org/10.1117/12.667011

KEYWORDS: Polarization, Switches, Switching, Optical switching, Ceramics, Birefringence, Electro optics, Modulators, Light sources, Signal attenuation

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Proceedings Article | 28 January 2006 Paper

Analysis of dispersion compensation by using chirped fiber grating in analog modulated CATV lightwave

Qing Ye, Feng Liu, Ronghui Qu, Zujie Fang

Proceedings Volume 6025, 602511 (2006) https://doi.org/10.1117/12.667039

KEYWORDS: Modulation, Telecommunications, Analog electronics, Data communications, Distortion, Fiber optic communications, Scanning probe microscopy, Single mode fibers, Nonlinear optics, Picosecond phenomena

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Proceedings Article | 2 December 2005 Paper

Investigation of PLZT-based high-speed optical switch

Ronghui Qu, Zujie Fang, Feng Liu, Qing Ye, Weizai Zhang, Gang Chen

Proceedings Volume 6019, 60190I (2005) https://doi.org/10.1117/12.636588

KEYWORDS: Polarization, Switches, Sagnac interferometers, Birefringence, Optical switching, Electro optics, Wave plates, Structured optical fibers, Switching

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Proceedings Article | 1 December 2005 Paper

Integrated optical racetrack resonator fabricated by silver ion exchange in glass

Xiuyou Han, Fufei Pang, Haiwen Cai, Ronghui Qu, Zujie Fang

Proceedings Volume 6019, 60190B (2005) https://doi.org/10.1117/12.636453

KEYWORDS: Resonators, Waveguides, Glasses, Silver, Integrated optics, Ion exchange, Wave propagation, Phase shifts, Titanium, Reflection

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Proceedings Article | 10 January 2005 Paper

A unidirectional multiwavelength erbium-doped fiber ring laser without isolator at room temperature

Guoyong Sun, Ronghui Qu, Jing Yang, Xiangzhao Wang, Zujie Fang

Proceedings Volume 5623, (2005) https://doi.org/10.1117/12.582107

KEYWORDS: Fiber lasers, Modulation, Optical isolators, Phase shift keying, Modulators, Ferroelectric materials, Linear filtering, Acousto-optics, Optical filters, Transducers

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SPIE Journal Paper | 1 October 2004

Fiber Bragg grating temperature sensor for multiplexed measurement with high resolution

Yage Zhan, Haiwen Cai, Ronghui Qu, Shiqing Xiang, Zujie Fang, Xiangzhao Wang

OE, Vol. 43, Issue 10, (October 2004) https://doi.org/10.1117/12.10.1117/1.1786938

KEYWORDS: Fiber Bragg gratings, Sensors, Temperature sensors, Aluminum, Temperature metrology, Multiplexing, Linear filtering, Optical filters, Optical fibers, Optical resolution

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Proceedings Article | 30 April 2004 Paper

Synthesis of optical filter composed of cascaded sagnac circuits

Guo-Yong Sun, Ronghui Qu, Zujie Fang

Proceedings Volume 5279, (2004) https://doi.org/10.1117/12.521775

KEYWORDS: Optical filters, Apodization, Wavelength division multiplexing, Multiplexing, Networks, Bandpass filters, Mechanics, Optical circuits, Intelligence systems, Erbium

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Proceedings Article | 30 April 2004 Paper

Tunable fiber gratings and their application in sensor systems

Ronghui Qu, Lin Li, Ling Zhao, Kan Gao, Yingwu Zhou, Haiwen Cai, Zujie Fang

Proceedings Volume 5279, (2004) https://doi.org/10.1117/12.529579

KEYWORDS: Fiber Bragg gratings, Sensors, Demodulation, Oscilloscopes, Cladding, Temperature metrology, Packaging, Mechanics, Analytical research, Telecommunications

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Proceedings Article | 30 April 2004 Paper

Fiber Bragg grating temperature sensor with enhanced sensitivity

Yage Zhan, Haiwen Cai, Gao Kan, Ronghui Qu, Shiqing Xiang, Zujie Fang

Proceedings Volume 5279, (2004) https://doi.org/10.1117/12.521665

KEYWORDS: Fiber Bragg gratings, Temperature metrology, Aluminum, Signal attenuation, Sensors, Temperature sensors, Thermal sensing, Demodulation, Optical fibers, Light sources

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Proceedings Article | 30 April 2004 Paper

Characteristic of Bragg grating imprinted in 2x2 fused-tapered coupler

Aiping Luo, Fabien Bayle, Emmanuel Marin, Jean-Pierre Meunier, Zujie Fang

Proceedings Volume 5279, (2004) https://doi.org/10.1117/12.521759

KEYWORDS: Fiber Bragg gratings, Reflectivity, Multiplexers, Fiber couplers, Wave propagation, Modulation, Ultraviolet radiation, Step index fibers, Wavelength division multiplexing, Telecommunications

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Proceedings Article | 28 August 2002 Paper

Experimental study on the characteristics of high-birefringence long-period optical fiber gratings

Yingwu Zhou, Kan Gao, Rui Huang, Jian Xin Geng, Zujie Fang

Proceedings Volume 4904, (2002) https://doi.org/10.1117/12.481206

KEYWORDS: Optical fibers, Temperature metrology, Coating, Thin films, Thin film coatings, Polarization maintaining fibers, Light emitting diodes, Fiber Bragg gratings, Metals, Polarizers

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Proceedings Article | 28 August 2002 Paper

Q-switched erbium-doped fiber laser based on MZI and ECL

Jiangzhen Xia, Ronghui Qu, Haiwen Cai, Gang Chen, Gaoting Chen, Zujie Fang

Proceedings Volume 4904, (2002) https://doi.org/10.1117/12.481220

KEYWORDS: Q switching, Fiber lasers, Q switched fiber lasers, Modulation, Q switched lasers, Ferroelectric materials, Modulators, Fiber Bragg gratings, Mechanics, Wavelength division multiplexing

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Proceedings Article | 28 August 2002 Paper

Characteristics of metal-coated long-period fiber gratings

Kan Gao, Jian Xin Geng, A. Yu, Ai-lian Li, Gaoting Chen, Zujie Fang

Proceedings Volume 4904, (2002) https://doi.org/10.1117/12.481213

KEYWORDS: Metals, Coating, Cladding, Tunable filters, Optical filters, Electromagnetic radiation, Thin film coatings, Mechanics, Fiber optic communications, Optical networks

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Proceedings Article | 28 August 2002 Paper

Investigation of insertion loss characteristics of sampled fiber Bragg gratings

Rui Huang, Ronghui Qu, Aiping Luo, Kan Gao, Zujie Fang

Proceedings Volume 4904, (2002) https://doi.org/10.1117/12.481214

KEYWORDS: Fiber Bragg gratings, Dense wavelength division multiplexing, Modulation, Refractive index, Cladding, Mechanics, Dispersion, Rectangular pulse, Linear filtering, Signal attenuation

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Proceedings Article | 22 August 2002 Paper

155-622 Mb/s optical wireless communication system with multiple transmitters and autotracking

Gang Chen, Zuoren Dong, Xiao Li, Jianxin Gen, Weizhong Feng, Weizai Zhang, Zujie Fang

Proceedings Volume 4911, (2002) https://doi.org/10.1117/12.480491

KEYWORDS: Telecommunications, Atmospheric optics, Wireless communications, Transmitters, Scintillation, Signal processing, Free space optics, Refractive index, Eye, Optical fibers

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Proceedings Article | 19 October 2001 Paper

Experimental study of a double-cladding fiber laser

Jiangzhen Xia, Haiwen Cai, Lin Li, Ling Zhao, H. Ren, Bai Chen, Gaoting Chen, Zujie Fang

Proceedings Volume 4579, (2001) https://doi.org/10.1117/12.444895

KEYWORDS: Fiber lasers, Laser applications, Mirrors, Optical fibers, Planar waveguides, High power fiber lasers, Printing, Medicine, Cladding, Semiconductor lasers

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Proceedings Article | 19 October 2001 Paper

Analysis of a new structure Q-switched erbium-doped fiber laser based on fiber grating loop mirror

Haiwen Cai, Jiangzhen Xia, Gaoting Chen, Zujie Fang, Insoo Kim, Yohee Kim

Proceedings Volume 4579, (2001) https://doi.org/10.1117/12.444897

KEYWORDS: Fiber lasers, Structured optical fibers, Q switched lasers, Mirrors, Optical fibers, Planar waveguides, Modulators, Q switching, Modulation, Laser stabilization

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Proceedings Article | 19 October 2001 Paper

Experimental study on cladding mode loss behavior of fiber Bragg gratings by applying stresses

Ling Zhao, Haiwen Cai, Lin Li, Jiangzhen Xia, Kan Gao, Rui Huang, Zujie Fang

Proceedings Volume 4579, (2001) https://doi.org/10.1117/12.444884

KEYWORDS: Cladding, Fiber Bragg gratings, Optical fibers, Planar waveguides

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Proceedings Article | 19 October 2001 Paper

Chirped fiber Bragg grating and its application for dispersion compensation in optical communication systems

Lin Li, Haiwen Cai, Ling Zhao, Jiangzhen Xia, Gaoting Chen, Zujie Fang, Liujuan Zhou, Harrison Huang

Proceedings Volume 4579, (2001) https://doi.org/10.1117/12.444889

KEYWORDS: Fiber Bragg gratings, Optical communications, Telecommunications, Dispersion, Diffraction gratings, Optical fibers, Planar waveguides, Fiber characterization, Diffraction

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Proceedings Article | 17 October 2001 Paper

Interleave filter using Mach-Zehnder-based sampled fiber gratings

Haiwen Cai, Huang Rui, Ronghui Qu, Gaoting Chen, Zujie Fang

Proceedings Volume 4581, (2001) https://doi.org/10.1117/12.445057

KEYWORDS: Optical filters, Fluctuations and noise

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Proceedings Article | 16 October 2001 Paper

Intensity-modulating characteristics of a laser diode subject to optical injection

Xiangzhao Wang, Hongbin Lu, Xuefeng Wang, Feng Qian, Danyang Yu, Zujie Fang

Proceedings Volume 4602, (2001) https://doi.org/10.1117/12.445713

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Proceedings Article | 9 October 2000 Paper

Measurement of group time delay of a chirped fiber grating

Lin Li, Haiwen Cai, Ronghui Qu, Zujie Fang

Proceedings Volume 4221, (2000) https://doi.org/10.1117/12.402605

KEYWORDS: Modulation, Time metrology, Spatial resolution, Phase shift keying, Spectral resolution, Semiconductor lasers, Reflectivity, Autoregressive models, Diodes, Optical filters

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Proceedings Article | 6 October 2000 Paper

Choice of modulation parameters in photothermal-modulation laser diode interferometer

Xianzhao Wang, Hongbin Lu, Xuefeng Wang, Danyang Yu, Feng Qian, Gaoting Chen, Zujie Fang

Proceedings Volume 4231, (2000) https://doi.org/10.1117/12.402835

KEYWORDS: Modulation, Interferometers, Semiconductor lasers, Light sources, Optical testing, Temperature metrology, Photothermal effect, Mirrors, Light, Beam splitters

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Proceedings Article | 9 May 2000 Paper

Measurements of refractive index and physical thickness using optical coherence tomography

Guiju Song, Xiangzhao Wang, Hongwu Ren, Weizai Zhang, Lianying Zhang, Zujie Fang

Proceedings Volume 4077, (2000) https://doi.org/10.1117/12.385563

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Proceedings Article | 17 September 1999 Paper

Subsurface object imaging in turbid media using optical coherence tomography

Hongwu Ren, Guiju Song, Lianying Zhang, Weizai Zhang, Zujie Fang

Proceedings Volume 3863, (1999) https://doi.org/10.1117/12.364394

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Proceedings Article | 7 August 1998 Paper

Lattice random walk modeling of photon migration in turbid media

Hongwu Ren, Zujie Fang

Proceedings Volume 3548, (1998) https://doi.org/10.1117/12.317859

KEYWORDS: Scattering, 3D modeling, Absorption, Photon transport, Monte Carlo methods, Diffusion, Biomedical optics, Light scattering, Multiple scattering, Tissue optics

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Proceedings Article | 20 February 1998 Paper

Effect of buffer layer on the growth of GaN films on sapphire

Ke Xu, Rongsheng Qiu, Jun Xu, Zujie Fang, Peizhen Deng, Xiaoshan Wu, Mu Wang, Naiben Ming

Proceedings Volume 3175, (1998) https://doi.org/10.1117/12.300713

KEYWORDS: Gallium nitride, Sapphire

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Proceedings Article | 24 September 1996 Paper

High-power GRIN-SCH lasers with low-threshold-current density and high efficiency

Donghai Zhu, Zhanguo Wang, Jiben Liang, Bo Xu, Zhanping Zhu, Jun Zhang, Qian Gong, Shengying Li, Zujie Fang, Yuzhen Tu, Bin Liu, Xiongwei Hu, Qin Han, Caizheng Jin

Proceedings Volume 2886, (1996) https://doi.org/10.1117/12.251899

KEYWORDS: Beryllium, High power lasers, Cladding, Laser damage threshold, Superlattices, Semiconductor lasers, Temperature metrology, Gallium arsenide, GRIN lenses, Oxygen

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Showing 5 of 42 publications

Conference Committee Involvement (2)

Technical committees

14 October 2002 | Shanghai, China

Asia-Pacific Optical and Wireless Communications 2002

14 October 2002 | Shanghai, China

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