Prof. Guifang Li Profile

Prof. Guifang Li

Professor at CREOL the College of Optics and Photonics

SPIE Involvement:

Conference Chair | Editor | Author

Publications (56)

Proceedings Article | 13 March 2024 Presentation

Integrated multi-dimensional photonic tensor accelerators (PTA)

Guifang Li, Fatemeh Ghaedi Vanani, Alireza Fardoost, Zheyuan Zhu, Sean Pang, Christopher Doerr

Proceedings Volume PC12889, PC128890I (2024) https://doi.org/10.1117/12.3008752

KEYWORDS: Polarization, Photon polarization, Photodetectors, Micro optics, Complex amplitude, Artificial neural networks

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Proceedings Article | 13 March 2024 Presentation

Multi-dimensional photonic accelerator based on multi-plane light processing (MPLP)

Alireza Fardoost, Fatemeh Ghaedi Vanani, Seth Smith-Dryden, Shree Thapa, Zheyuan Zhu, Shuo Pang, Guifang Li

Proceedings Volume PC12903, PC1290302 (2024) https://doi.org/10.1117/12.2692984

KEYWORDS: Spatial light modulators, Photomasks, Energy efficiency, Artificial intelligence, Single mode fibers, Silica, Semiconducting wafers, Polarization, Pluto, Micro optics

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Proceedings Article | 15 March 2023 Presentation + Paper

Beam quality analysis of mid infrared tree-array quantum cascade lasers (QCLs) based on multi-mode interference (MMI) couplers and broad-area emitters

Luke Milbocker, Hong Shu, Dhruvkumar Desai, Guifang Li, Enrique Sanchez, Arkadiy Lyakh

Proceedings Volume 12440, 124400Q (2023) https://doi.org/10.1117/12.2650037

KEYWORDS: Quantum cascade lasers, Brain-machine interfaces, Waveguides, Quantum interference, Quantum emitters, Electric fields, Beam analyzers, Semiconducting wafers, Analytical research, Silicon

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SPIE Journal Paper | 31 December 2022

Improving the sensitivity and bandwidth of time-of-flight scanning LIDAR using few-mode preamplified receivers

Rachel Sampson, Huiyuan Liu, Guifang Li

OE, Vol. 61, Issue 12, 123106, (December 2022) https://doi.org/10.1117/12.10.1117/1.OE.61.12.123106

KEYWORDS: Receivers, Avalanche photodetectors, LIDAR, Signal to noise ratio, Frequency modulation, Fermium, Optical amplifiers, Sampling rates, Speckle pattern, Lithium

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Proceedings Article | 5 March 2021 Presentation

Welcome and Introduction to SPIE Conference 11713

Guifang Li, Kazuhide Nakajima

Proceedings Volume 11713, 1171303 (2021) https://doi.org/10.1117/12.2592211

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Proceedings Article | 5 March 2021 Presentation

A photonic accelerator for large-scale artificial neural networks

Sean Pang, Guifang Li

Proceedings Volume 11703, 117030F (2021) https://doi.org/10.1117/12.2582634

KEYWORDS: Artificial neural networks, Digital electronics, Artificial intelligence, Parallel processing, Matrix multiplication, Data processing

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Proceedings Article | 5 March 2021 Presentation

Mode-selective few-mode Brillouin fiber laser and its application

Ning Wang, Juan Carlos Alvarado Zacarias, Yinping Liu, Guangyao Yang, He Wen, Jose Enrique Antonio-Lopez, Pierre Sillard, Adrian Amezcua-Correa, Zuyuan He, Rodrigo Amezcua-Correa, Guifang Li

Proceedings Volume 11665, 116650I (2021) https://doi.org/10.1117/12.2588428

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Proceedings Article | 12 March 2020 Paper

Reflectivity-tunable Bragg grating reflectors based on polarization-maintaining few-mode fibers

Chongxi Wang, Zhanhua Huang, Guifang Li, Shan Zhang, Jian Zhao, Ningbo Zhao, Huaiyu Cai, Yinxin Zhang

Proceedings Volume 11436, 114360F (2020) https://doi.org/10.1117/12.2543656

KEYWORDS: Fiber Bragg gratings, Optical fibers, Reflectivity, Bragg gratings, Reflectors, Fiber lasers, Ultraviolet radiation, Temperature metrology, Polarization, Birefringence

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Proceedings Article | 11 March 2020 Presentation

Optical diffraction tomography with deep-field match optimization (Conference Presentation)

Shengli Fan, Seth Smith-Dryden, Jian Zhao, Guifang Li, Bahaa E. Saleh

Proceedings Volume 11249, 112490E (2020) https://doi.org/10.1117/12.2544010

KEYWORDS: Diffraction, Optical tomography, Tomography, Reconstruction algorithms, Detection and tracking algorithms, Optimization (mathematics), Optical imaging, Biomedical optics, Multiple scattering, Scattering

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Proceedings Article | 11 March 2020 Presentation

Optimization-based optical diffraction tomography with spatially incoherent illumination (Conference Presentation)

Seth Smith-Dryden, Shengli Fan, Bahaa E. Saleh, Guifang Li

Proceedings Volume 11249, 112490D (2020) https://doi.org/10.1117/12.2546625

KEYWORDS: Tomography, Diffraction, Optical tomography, Algorithm development, Sensors, Detection and tracking algorithms, Reconstruction algorithms, Phase imaging, 3D image processing, 3D metrology

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Proceedings Article | 14 February 2019 Paper

Parallelized few-mode receivers for MDM transmission

Yongben Wang, Ningbo Zhao, Zhiqun Yang, Yaping Liu, Zhenzhen Zhang, Bin Huang, Cheng Qian, Guifang Li

Proceedings Volume 11048, 110482A (2019) https://doi.org/10.1117/12.2522933

KEYWORDS: Receivers, Free space optics, Signal detection, Digital signal processing, Hybrid optics, Polarization, Multiplexing, Oscillators, Multiplexers, Phase shift keying

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Proceedings Article | 1 February 2019 Presentation + Paper

Turbulence-resistant free-space communication using few-mode pre-amplifiers

Rachel Sampson, Huiyuan Liu, Xinzhou Su, Bin Huang, Juan Carlos Alvarado Zacarias, Tao Zhan, Rodrigo Amezcua Correa, Guifang Li

Proceedings Volume 10947, 1094707 (2019) https://doi.org/10.1117/12.2515317

KEYWORDS: Receivers, Frequency modulation, Adaptive optics, Turbulence, Free space optics, Optical amplifiers, Modulation, Photodetectors, Wavefront distortions, Erbium

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SPIE Journal Paper | 9 January 2019 Open Access

Remote key establishment by random mode mixing in multimode fibers and optical reciprocity

Yaron Bromberg, Brandon Redding, Sebastien M. Popoff, Ningbo Zhao, Guifang Li, Hui Cao

OE, Vol. 58, Issue 01, 016105, (January 2019) https://doi.org/10.1117/12.10.1117/1.OE.58.1.016105

KEYWORDS: Multimode fibers, Information security, Signal to noise ratio, Beam splitters, Wavelength division multiplexing, Speckle pattern, Imaging spectroscopy, Quantum key distribution, Single mode fibers, Optical engineering

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Proceedings Article | 5 November 2018 Paper

Broadband athermal devices and their applications

Lijuan Xu, Yuhao Guo, Jing Wang, Liuqing He, Henan Liu, Guifang Li, Lin Zhang

Proceedings Volume 10814, 108140I (2018) https://doi.org/10.1117/12.2504099

KEYWORDS: Planar waveguides, Micro optical resonators, Dispersion, Silicon carbide, Waveguides, Silicon, Resonators, Cladding, Microrings, Temperature metrology, Optoelectronics, Frequency combs

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Proceedings Article | 20 March 2018 Presentation

Low-differential modal gain multimode fiber amplifiers (Conference Presentation)

Rodrigo Amezcua-Correa, Jose Enrique Antonio-Lopez, Zeinab Sanjabi Eznaveh, Juan Carlos Alvarado Zacarias, Axel Schülzgen, Guifang Li, Nicolas Fontaine, Roland Ryf, Haoshuo Chen, Cédric Gonnet, Pierre Sillard

Proceedings Volume 10561, 105610G (2018) https://doi.org/10.1117/12.2297118

KEYWORDS: Fiber amplifiers, Optical amplifiers, Multimode fibers, Optical fibers, Single mode fibers, Complex systems, Space division multiplexing, Optical networks

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Proceedings Article | 23 February 2018 Presentation + Paper

Highly efficient grating couplers with mode conversion functions

Meng Zhang, Henan Liu, Guifang Li , Lin Zhang

Proceedings Volume 10535, 105351P (2018) https://doi.org/10.1117/12.2291342

KEYWORDS: Waveguides, Optical fibers, Optoelectronics, Finite-difference time-domain method, Fiber couplers, Tolerancing, Data centers

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Proceedings Article | 22 February 2018 Paper

Broadband athermal waveguides and devices for datacom and telecom applications

Liuqing He, Yuhao Guo, Zhaohong Han, Kazumi Wada, Lionel Kimerling, Jurgen Michel, Anuradha Agarwal, Guifang Li, Lin Zhang

Proceedings Volume 10537, 105371S (2018) https://doi.org/10.1117/12.2291292

KEYWORDS: Waveguides, Silicon, Resonators, Cladding, Microrings, Optoelectronics, Data communications, Polymers, Integrated photonics, Silicon photonics

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Proceedings Article | 21 February 2018 Paper

Two-octave dispersion flattening with five zero-dispersion wavelengths in the deep mid-IR

Yuhao Guo, Lijuan Xu, Zeinab Jafari, Anu Agarwal, Lionel Kimerling, Guifang Li, Jurgen Michel, Lin Zhang

Proceedings Volume 10541, 105412E (2018) https://doi.org/10.1117/12.2291331

KEYWORDS: Dispersion, Waveguides, Mid-IR, Optoelectronics, Integrated optics, Nonlinear optics, Imaging spectroscopy

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Proceedings Article | 16 February 2018 Paper

Efficient octave-spanning frequency comb generation in normal dispersion regime

Minghui Yang, Yuhao Guo, Changjing Bao, Pengcheng Liao, Alan Willner, Guifang Li, Lin Zhang

Proceedings Volume 10518, 105181X (2018) https://doi.org/10.1117/12.2291302

KEYWORDS: Dispersion, Solitons, Frequency combs, Terahertz radiation, Resonators, Waveguides, Mode locking, Microrings, Microresonators, Optoelectronics

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Proceedings Article | 16 February 2018 Presentation + Paper

Agile generation of microresonator-based frequency combs without pump detuning and local temperature controlling

Jing Wang, Lijuan Xu, Yuhao Guo, Lionel Kimerling, Jurgen Michel, Anuradha Agarwal, Guifang Li, Lin Zhang

Proceedings Volume 10518, 105180J (2018) https://doi.org/10.1117/12.2291310

KEYWORDS: Solitons, Frequency combs, Modulation, Microresonators, Thermal effects, Waveguides, Silicon carbide, Picosecond phenomena, Tunable lasers

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Proceedings Article | 15 February 2018 Paper

Broadband temperature-insensitivity of dispersion-engineered waveguides and resonators

Lijuan Xu, Liuqing He, Yuhao Guo, Guifang Li, Lin Zhang

Proceedings Volume 10516, 105161G (2018) https://doi.org/10.1117/12.2291333

KEYWORDS: Dispersion, Waveguides, Silicon carbide, Silicon, Resonators, Optoelectronics, Cladding, Frequency combs, Instrumentation engineering, Wavelength division multiplexing

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Proceedings Article | 29 January 2018 Presentation + Paper

MIMO-free space-division-multiplexing for data center applications

Wei Wang, Jian Zhao, Huang Yu, Lin Zhang, Zhiqun Yang, Yichi Zhang, Guifang Li

Proceedings Volume 10561, 105610I (2018) https://doi.org/10.1117/12.2295356

KEYWORDS: Polarization, Refractive index, Data centers, Signal detection, Multiplexing

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Proceedings Article | 12 January 2018 Paper

Towards on-chip spectroscopy based on a single microresonator

Jing Wang, Yuhao Guo, Zhaohong Han, Lionel Kimerling, Anu M. Agarwal, Jurgen Michel, Guifang Li, Lin Zhang

Proceedings Volume 10622, 1062204 (2018) https://doi.org/10.1117/12.2296417

KEYWORDS: Mid-IR, Mode locking, Waveguides, Microresonators, Dispersion, Solitons, Frequency combs, Germanium, Spectroscopy

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Proceedings Article | 26 April 2017 Presentation

Classical key distribution in optical communication (Conference Presentation)

Guifang Li, Yaron Bromberg, Brandon Redding, Sébastien Popoff, Ningbo Zhao, Hui Cao

Proceedings Volume 10130, 1013002 (2017) https://doi.org/10.1117/12.2256632

KEYWORDS: Optical communications, Telecommunications, Lithium, Channel projecting optics, Photonics, Current controlled current source

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Proceedings Article | 28 February 2017 Presentation + Paper

Multipath trapping dynamics of nanoparticles towards an integrated waveguide with a high index contrast

Hao Tian, Lionel Kimerling, Jurgen Michel, Guifang Li, Lin Zhang

Proceedings Volume 10061, 100610P (2017) https://doi.org/10.1117/12.2251590

KEYWORDS: Optical trapping, Nanoparticles, Waveguides, Particles, Optical tweezers, Biosensing, Integrated photonics, Biomedical optics, Photonic devices, Fluid dynamics, Biological research, Water, Microfluidics, Optoelectronics, Integrated optics, Instrumentation engineering

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Proceedings Article | 8 March 2016 Paper

Four-mode semiconductor optical amplifier

He Wen, Yousef Alahmadi, Patrick LiKamwa, Cen Xia, Christian Carboni, Guifang Li

Proceedings Volume 9774, 977406 (2016) https://doi.org/10.1117/12.2204942

KEYWORDS: Multiplexing, Semiconductor optical amplifiers, Quantum wells, Fiber amplifiers, Doping, Optical amplifiers, Refractive index, Energy efficiency, Fermium, Frequency modulation, Waveguides, Silica, Reactive ion etching, Photoresist materials, Waveguide modes, Cladding

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Proceedings Article | 13 February 2016 Paper

Gain-controlled erbium-doped fiber amplifier using mode-selective photonic lantern

G. Lopez-Galmiche, Z. Sanjabi Eznaveh, J. Antonio-Lopez, A. Velazquez-Benitez, J. Rodriguez-Asomoza, L. Herrera-Piad, J. Sanchez-Mondragon, C. Gonent, P. Sillard, G. Li, A. Schülzgen, C. Okonkwo, R. Amezcua Correa

Proceedings Volume 9774, 97740P (2016) https://doi.org/10.1117/12.2214483

KEYWORDS: Fiber amplifiers, Optical amplifiers, Multiplexing, Multiplexers, Erbium, Optical fibers, Telecommunications, Control systems, Capillaries, Near field

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SPIE Journal Paper | 17 July 2014

Single-shot phase-shifting digital holography

Jing Zhang, Yu Xie, Guifang Li, Yutang Ye, Bahaa Saleh

OE, Vol. 53, Issue 11, 112316, (July 2014) https://doi.org/10.1117/12.10.1117/1.OE.53.11.112316

KEYWORDS: Phase shifts, Digital holography, Charge-coupled devices, Wavefronts, Holograms, 3D image reconstruction, Holography, Hybrid optics, 3D image processing, Polarization

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Proceedings Article | 27 March 2013 Paper

Flat pulse-amplitude rational-harmonic-mode-locking fiber lasers with GHz pulse repetition rates

Tianhe Wang, Tianxin Yang, Dongfang Jia, Zhaoying Wang, Mei Sang, Neng Bai, Guifang Li

Proceedings Volume 8624, 86240Z (2013) https://doi.org/10.1117/12.2001231

KEYWORDS: Modulation, Fiber lasers, Mode locking, Modulators, Pulsed laser operation, Polarization, Active optics, Semiconductor lasers, Optical modulators, Optoelectronics

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Proceedings Article | 6 March 2013 Paper

Single-shot phase-shifting digital holography

Jing Zhang, Yu Xie, Guifang Li, Yutang Ye, Bahaa Saleh

Proceedings Volume 8668, 86684D (2013) https://doi.org/10.1117/12.2008139

KEYWORDS: Digital holography, Adaptive optics, Charge-coupled devices, Phase shifts, Holography, Holograms, Wavefronts, Biomedical optics, Luminescence, Free space optics

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Proceedings Article | 4 May 2011 Paper

Impairment compensation for unrepeatered fiber transmission with distributed Raman amplification

Likai Zhu, Guifang Li

Proceedings Volume 8054, 80540S (2011) https://doi.org/10.1117/12.887294

KEYWORDS: Raman spectroscopy, Signal attenuation, Distributed computing, Differential equations, Digital signal processing, Wavelength division multiplexing, Fiber amplifiers, Optical amplifiers, Optical filters, Filtering (signal processing)

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Proceedings Article | 25 January 2011 Paper

Interchannel nonlinear impairment compensation by advanced split-step method

Fatih Yaman, Eduardo Mateo, Ting Wang, Guifang Li

Proceedings Volume 7960, 79600F (2011) https://doi.org/10.1117/12.880801

KEYWORDS: Wavelength division multiplexing, Polarization, Receivers, Scanning probe microscopy, Nonlinear optics, Dispersion, Complex systems, Modulation, Digital signal processing, Oscilloscopes

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SPIE Journal Paper | 1 March 2010

Effective preemptive scheduling scheme for optical burst-switched networks with cascaded wavelength conversion consideration

Xingbo Gao, Mostafa Bassiouni, Guifang Li

OE, Vol. 49, Issue 03, 035004, (March 2010) https://doi.org/10.1117/12.10.1117/1.3363610

KEYWORDS: Optical engineering, Lithium, Switching, Signal attenuation, Chromium, Optical networks, Networks, Optical switching, Signal to noise ratio, Wavelength division multiplexing

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Proceedings Article | 29 April 2009 Paper

New preemptive scheduling for OBS networks considering cascaded wavelength conversion

Xingbo Gao, Mostafa Bassiouni, Guifang Li

Proceedings Volume 7339, 73390M (2009) https://doi.org/10.1117/12.820320

KEYWORDS: Switching, Networks, Signal attenuation, Optical switching, Signal to noise ratio, Channel projecting optics, Dense wavelength division multiplexing, Integrated optics, Photonics, Optical networks

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Proceedings Article | 7 May 2007 Paper

All-optical regeneration of differential phase-shift keyed signals

Kevin Croussore, Guifang Li

Proceedings Volume 6572, 657205 (2007) https://doi.org/10.1117/12.722091

KEYWORDS: Phase shift keying, Eye, Optical amplifiers, Interference (communication), Signal to noise ratio, Modulation, Fiber Bragg gratings, Interferometers, Signal processing, Fiber amplifiers

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Proceedings Article | 7 May 2007 Paper

All-optical carrier phase and polarization recovery for coherent optical communications

Inwoong Kim, Kevin Croussore, Xiaoxu Li, Guifang Li

Proceedings Volume 6572, 657203 (2007) https://doi.org/10.1117/12.722081

KEYWORDS: Phase shift keying, Polarization, Particle swarm optimization, Oscillators, Phase shifts, Fiber Bragg gratings, Optical communications, Optical parametric oscillators, Photonics

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Proceedings Article | 7 May 2007 Paper

DSP-enabled coherent optical communications

Gilad Goldfarb, Guifang Li

Proceedings Volume 6572, 657202 (2007) https://doi.org/10.1117/12.722090

KEYWORDS: Digital signal processing, Niobium, Receivers, Dispersion, Signal to noise ratio, Optical fibers, Phase shift keying, Signal processing, Error analysis, Mode locking

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Proceedings Article | 12 May 2006 Paper

Duobinary transmission using coherent detection

Gilad Goldfarb, Cheolhwan Kim, Guifang Li

Proceedings Volume 6243, 62430C (2006) https://doi.org/10.1117/12.669734

KEYWORDS: Dispersion, Eye, Signal detection, Distortion, Phase shift keying, Modulation, Tolerancing, Receivers, Numerical simulations, Transmitters

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Proceedings Article | 12 May 2006 Paper

Complex constellation diagram measurement for optical communication

Inwoong Kim, Kevin Croussore, Guifang Li

Proceedings Volume 6243, 62430D (2006) https://doi.org/10.1117/12.669739

KEYWORDS: Oscillators, Phase shift keying, Signal to noise ratio, Signal detection, Homodyne detection, Clocks, Modulators, Interference (communication), Optical testing, Phase measurement

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Proceedings Article | 24 May 2005 Paper

All-optical regeneration of differential phase-shift keyed signals based on phase-sensitive amplification

Kevin Croussore, Cheolhwan Kim, Guifang Li

Proceedings Volume 5814, (2005) https://doi.org/10.1117/12.606954

KEYWORDS: Phase shift keying, Phase shifts, Amplifiers, Interference (communication), Nonlinear optics, Picosecond phenomena, Optical amplifiers, Complex systems, Signal attenuation, Einsteinium

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Proceedings Article | 24 May 2005 Paper

Novel modulation formats for high-spectral efficiency optical transmission

Cheolhwan Kim, Yan Han, Guifang Li

Proceedings Volume 5814, (2005) https://doi.org/10.1117/12.606956

KEYWORDS: Modulation, Polarization, Receivers, Phase shift keying, Computer programming, Modulators, Eye, Polarization control, Error analysis, Binary data

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SPIE Journal Paper | 1 October 2004

Wavelength-insensitive all-optical clock extraction and enhancement of nonreturn-to-zero data using a semiconductor optical amplifier and fiber Bragg grating

Xiaoxu Li, Cheolhwan Kim, Guifang Li

OE, Vol. 43, Issue 10, (October 2004) https://doi.org/10.1117/12.10.1117/1.1789988

KEYWORDS: Clocks, Fiber Bragg gratings, Semiconductor optical amplifiers, Modulation, Linear filtering, Polarization, Reflectivity, Data centers, Lithium, Signal attenuation

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Proceedings Article | 3 August 2004 Paper

Microwave/millimeter-wave fiber optic link using two-section gain-coupled DFB lasers

Inwoong Kim, Cheolhwan Kim, Guifang Li

Proceedings Volume 5435, (2004) https://doi.org/10.1117/12.546197

KEYWORDS: Extremely high frequency, Modulation, Fiber optics, Laser optics, Semiconductor lasers, Heterodyning, Fiber lasers, Signal generators, Analog electronics, Modulators

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Proceedings Article | 3 August 2004 Paper

Two-section gain-coupled DFB lasers for high-speed optical communication systems

Cheolhwan Kim, Inwoong Kim, Guifang Li

Proceedings Volume 5435, (2004) https://doi.org/10.1117/12.546194

KEYWORDS: Clocks, Data conversion, Modulators, Polarization, Modulation, Eye, Receivers, Optical clocks, Optical amplifiers, Signal attenuation

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SPIE Journal Paper | 1 January 2004

Architecture and sparse placement of limited-wavelength converters for optical networks

Mounire El Houmaidi, Mostafa Bassiouni, Guifang Li

OE, Vol. 43, Issue 01, (January 2004) https://doi.org/10.1117/12.10.1117/1.1629122

KEYWORDS: Switches, Optical switching, Optical design, Optical networks, Lithium, Optical engineering, Multiplexers, Computer simulations, Network architectures, Tolerancing

Proceedings Article | 19 August 2003 Paper

Algorithm for placement of limited wavelength conversion in WDM optical networks

Mounire El Houmaidi, Mostafa Bassiouni, Guifang Li

Proceedings Volume 5247, (2003) https://doi.org/10.1117/12.509993

KEYWORDS: Switches, Optical switching, Multiplexers, Optical design, Optical networks, Computer simulations, Wavelength division multiplexing, Tolerancing, Network architectures, Demultiplexers

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Proceedings Article | 23 August 2002 Paper

All-optical clock recovery and regeneration

Guifang Li

Proceedings Volume 4906, (2002) https://doi.org/10.1117/12.480570

KEYWORDS: Clocks, Chromium, Polarization, Semiconductor lasers, Modulation, Semiconductor optical amplifiers, Picosecond phenomena, Optical amplifiers, Modulators, Mode locking

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Proceedings Article | 18 December 2000 Paper

Millimeter-wave fiber optic links using two-section gain-coupled DFB lasers

Mohammed Al-Mumin, Guifang Li

Proceedings Volume 4111, (2000) https://doi.org/10.1117/12.422133

KEYWORDS: Modulation, Oscillators, Modulators, Network architectures, Upconversion, Reflectivity, Fiber optics, Phase measurement, Photonics, Multiplexing

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Proceedings Article | 26 July 1999 Paper

Assessment of amplitude and phase modulation performance of high-frequency subcarrier optical communication systems based on heterodyning of sideband injection-locked semiconductor lasers

Mohammed Al-Mumin, Guifang Li

Proceedings Volume 3714, (1999) https://doi.org/10.1117/12.354672

KEYWORDS: Phase modulation, Modulation, Amplitude modulation, Phase shift keying, Distortion, Semiconductor lasers, Telecommunications, Heterodyning, Interference (communication), Optical communications

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Proceedings Article | 3 November 1998 Paper

Methods for optical generation of millimeter-wave signals

Guifang Li, Kevin Magde, Stephen Pappert

Proceedings Volume 3463, (1998) https://doi.org/10.1117/12.330393

KEYWORDS: Modulation, Semiconductor lasers, Signal generators, Barium, Numerical simulations, Optical simulations, Sodium, Partial differential equations, Niobium, Astatine

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Proceedings Article | 31 July 1998 Paper

Self-pulsation in combined index- and gain-coupled two-section distributed-feedback lasers

Guifang Li, Xinhong Wang, Nitin Kothari

Proceedings Volume 3384, (1998) https://doi.org/10.1117/12.317663

KEYWORDS: Modulation, Semiconductor lasers, Sodium, Laser applications, Optical simulations, Partial differential equations, Numerical simulations, Tantalum, Niobium, Barium

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Proceedings Article | 1 July 1997 Paper

Optoelectronic feedback-sustained pulsation of laser diodes at 1300 nm and 780 nm

Jun Chen, Guifang Li, Feng Tian, Joshua Kann, Raymond Boncek, David Grucza

Proceedings Volume 3075, (1997) https://doi.org/10.1117/12.277643

KEYWORDS: Semiconductor lasers, Phase shifts, Optoelectronics, Bistability, Modulation, Dynamical systems, Bandpass filters, Feedback loops, Feedback signals, Microwave radiation

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Proceedings Article | 14 June 1996 Paper

Subcarrier optical communication link based on two-section laser diodes with optoelectronic feedback

Guifang Li, Feng Tian, Raymond Boncek

Proceedings Volume 2749, (1996) https://doi.org/10.1117/12.243090

KEYWORDS: Modulation, Semiconductor lasers, Complex systems, Frequency modulation, Transient nonlinear optics, Fermium, Optical networks, Optical communications, Multiplexing, Oscillators

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Proceedings Article | 30 June 1995 Paper

Optical generation and frequency modulation of microwave subcarriers using feedback-sustained pulsation in laser diodes

Guifang Li, Raymond Boncek, XiaoLu Wang, David Sackett

Proceedings Volume 2481, (1995) https://doi.org/10.1117/12.212730

KEYWORDS: Semiconductor lasers, Microwave radiation, Optoelectronics, Frequency modulation, Modulation, Bandpass filters, Feedback loops, Multiplexing, Optical networks, Wavelength division multiplexing

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Proceedings Article | 2 December 1992 Paper

Generating microwave/millimeter-wave modulation by laser diode self-sustained pulsation

XiaoLu Wang, Guifang Li, Charles Ih

Proceedings Volume 1703, (1992) https://doi.org/10.1117/12.138378

KEYWORDS: Modulation, Semiconductor lasers, Microwave radiation, Frequency modulation, Fermium, Diodes, Feedback loops, Modulators, Optical filters, Amplitude modulation

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Proceedings Article | 8 October 1992 Paper

Spatial heterodyne spectroscopy: laboratory tests of field-widened, multiple-order, and vacuum ultraviolet systems

John Harlander, Ronald Reynolds, Fred Roesler, Guifang Li

Proceedings Volume 1743, (1992) https://doi.org/10.1117/12.130666

KEYWORDS: Sensors, Spectral resolution, X-ray astronomy, Fourier transforms, Spatial frequencies, Spectrometers, Vacuum ultraviolet, Photons, Extreme ultraviolet, Prisms

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Showing 5 of 56 publications

Proceedings Volume Editor (17)

SPIE Conference Volume | 4 April 2024

Next-Generation Optical Communication: Components, Sub-Systems, and Systems XIII

SPIE Conference Volume | 5 April 2023

Next-Generation Optical Communication: Components, Sub-Systems, and Systems XII

SPIE Conference Volume | 21 March 2022

Next-Generation Optical Communication: Components, Sub-Systems, and Systems XI

SPIE Conference Volume | 9 April 2021

Next-Generation Optical Communication: Components, Sub-Systems, and Systems X

SPIE Conference Volume | 20 February 2020

Next-Generation Optical Communication: Components, Sub-Systems, and Systems IX

Showing 5 of 17 publications

Conference Committee Involvement (23)

Next-Generation Optical Communication: Components, Sub-Systems, and Systems XIV

25 January 2025 | San Francisco, California, United States

Next-Generation Optical Communication: Components, Sub-Systems, and Systems XIII

29 January 2024 | San Francisco, California, United States

Next-Generation Optical Communication: Components, Sub-Systems, and Systems XII

31 January 2023 | San Francisco, California, United States

Next-Generation Optical Communication: Components, Sub-Systems, and Systems XI

26 January 2022 | San Francisco, California, United States

Next-Generation Optical Communication: Components, Sub-Systems, and Systems X

6 March 2021 | Online Only, California, United States

Next-Generation Optical Communication: Components, Sub-Systems, and Systems IX

5 February 2020 | San Francisco, California, United States

Next-Generation Optical Communication: Components, Sub-Systems, and Systems VIII

6 February 2019 | San Francisco, California, United States

Next-Generation Optical Communication: Components, Sub-Systems, and Systems VII

29 January 2018 | San Francisco, California, United States

Next-Generation Optical Communication: Components, Sub-Systems, and Systems VI

31 January 2017 | San Francisco, California, United States

Next-Generation Optical Communication: Components, Sub-Systems, and Systems V

16 February 2016 | San Francisco, California, United States

Next-Generation Optical Communication: Components, Sub-Systems, and Systems IV

10 February 2015 | San Francisco, California, United States

Next-Generation Optical Communication: Components, Sub-Systems, and Systems III

4 February 2014 | San Francisco, California, United States

Next-Generation Optical Communication: Components, Sub-Systems, and Systems II

5 February 2013 | San Francisco, California, United States

Enabling Photonics Technologies for Defense, Security, and Aerospace Applications VIII

23 April 2012 | Baltimore, Maryland, United States

Next-Generation Optical Communication: Components, Sub-Systems, and Systems

24 January 2012 | San Francisco, California, United States

Enabling Photonics Technologies for Defense, Security, and Aerospace Applications VII

25 April 2011 | Orlando, Florida, United States

Coherent Optical Communication: Components, Subsystems, and Systems

25 January 2011 | San Francisco, California, United States

Enabling Photonics Technologies for Defense, Security, and Aerospace Applications VI

5 April 2010 | Orlando, Florida, United States

Enabling Photonics Technologies for Defense, Security, and Aerospace Applications V

13 April 2009 | Orlando, Florida, United States

Enabling Photonic Technologies for Defense, Security, and Aerospace Applications IV

17 March 2008 | Orlando, Florida, United States

Enabling Photonic Technologies for Defense, Security, and Aerospace Applications III

9 April 2007 | Orlando, Florida, United States

Enabling Photonics Technologies for Defense, Security, and Aerospace Applications II

20 April 2006 | Orlando (Kissimmee), Florida, United States

Enabling Photonics Technologies for Defense, Security, and Aerospace Applications

31 March 2005 | Orlando, Florida, United States

Showing 5 of 23 Conference Committees

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