Prof. Guoqiang Li Profile

Prof. Guoqiang Li

Professor

SPIE Involvement:

Author

Area of Expertise:

optics , visual optics , biomedical optical imaging , holograms , signal processing

Websites:

Company Website

Profile Summary

Publications:

• Authored and co-authored over 140 papers published in the international journals such as Nature, Proc. Natl. Acad. Sci. USA, Advanced Materials, Scientific Reports, Optics Letters, Applied Physics Letters, Applied Optics, Journal of Optical Society of America, Optics Communications, Optics Express, Biomedical Optics Express, Optical Engineering, Optics and Laser Technology, Optik, etc.

• Contributed 4 book chapters published in US by Academic Press (95 pages), Marcel Dekker (76 pages), and IGI Global.

• 10 patents, several patent disclosures

• over 95 invited talks (Optical Society of America Topical Meeting; SPIE Annual Meetings; Carl Zeiss Vision; Essilor, Inc.; University of Colorado; International Workshop on Adaptive Optics in Industry and Medicine; Congress of International Society of Presbyopia; etc.)

• Over 75 other conference presentations

Publications (32)

Proceedings Article | 20 November 2019 Paper

Paper

Imaging depth extension of optical coherence tomography by optical clearing method in vitro rabbit eye

Ruiming Kong, Wenjuan Wu, Hongwei Zhao, Rui Qiu, Guoqiang Li, Ailin Liu, Xinmin Lu, Cuixia Dai

Proceedings Volume 11190, 111900R (2019) https://doi.org/10.1117/12.2537551

KEYWORDS: Eye, Optical coherence tomography, Optical clearing, In vitro testing, Retina, Image segmentation, Tissues, Tissue optics, Backscatter, Image resolution

Read Abstract +

Proceedings Article | 15 March 2016 Paper

Paper

Volumetric retinal fluorescence microscopic imaging with extended depth of field

Zengzhuo Li, Andrew Fischer, Wei Li, Guoqiang Li

Proceedings Volume 9713, 97131C (2016) https://doi.org/10.1117/12.2213813

KEYWORDS: Microscopes, Point spread functions, Image resolution, Luminescence, Objectives, Focus stacking, Retinal scanning, Zemax, Imaging systems, Tolerancing

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Proceedings Article | 9 March 2016 Presentation + Paper

Presentation + Paper

Design of adaptive objective lens for ultrabroad near infrared imaging

Gongpu Lan, Guoqiang Li

Proceedings Volume 9713, 971314 (2016) https://doi.org/10.1117/12.2214242

KEYWORDS: Objectives, Confocal microscopy, Microscopy, Near infrared, Active optics, Adaptive optics, Two photon excitation microscopy, Microscopes, Optical coherence tomography, Zoom lenses, Confocal fluorescent microscopy, Confocal laser scanning microscopy, Liquids, Liquid lenses, Biomedical optics, Modulation transfer functions, 3D image processing

Read Abstract +

Proceedings Article | 6 October 2006 Paper

Paper

Photorefractive polymer in reflection geometry with large efficiency

Muhsin Eralp, Jayan Thomas, Savaş Tay, Guoqiang Li, Robert Norwood, Nasser Peyghambarian

Proceedings Volume 6331, 63310B (2006) https://doi.org/10.1117/12.702834

KEYWORDS: Diffraction, Reflection, Polymers, Diffraction gratings, Photorefractive polymers, Refractive index, Chromophores, Composites, Birefringence, Holograms

Read Abstract +

Proceedings Article | 13 September 2006 Paper

Paper

Photorefractive polymers with sub-millisecond response time

Jayan Thomas, Muhsin Eralp, Savaş Tay, Guoqiang Li, Peng Wang, Michiharu Yamamoto, Axel Schülzgen, Robert Norwood, Nasser Peyghambarian

Proceedings Volume 6335, 633503 (2006) https://doi.org/10.1117/12.681879

KEYWORDS: Diffraction, Polymers, Holography, Composites, Photorefractive polymers, Holograms, Diffraction gratings, Chromophores, Absorption, Pulsed laser operation

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Proceedings Article | 8 September 2006 Paper

Paper

High-efficiency switchable diffractive lens

Guoqiang Li, P. Valley, P. Ayräs, J. Haddock, M. Giridhar, D. Mathine, J. Schwiegerling, G. Meredith, Bernard Kippelen, Seppo Honkanen, N. Peyghambarian

Proceedings Volume 6310, 63100H (2006) https://doi.org/10.1117/12.681368

KEYWORDS: Electrodes, Diffraction, Liquid crystals, Eye, Eyeglasses, Electro optics, Electro optical modeling, Eye models, Switching, Glasses

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Proceedings Article | 30 August 2006 Paper

Paper

Efficient local fixing of photorefractive polymer holograms using a laser beam

Guoqiang Li, Peng Wang, Muhsin Eralp, Jayan Thomas, R. Norwood, Michi Yamamoto, N. Peyghambarian

Proceedings Volume 6314, 631401 (2006) https://doi.org/10.1117/12.681461

KEYWORDS: Holograms, Polymers, Gas lasers, Holography, Carbon monoxide, Glasses, Photorefractive polymers, Sapphire, Diffraction, Data storage

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Proceedings Article | 7 March 2006 Paper

Paper

Three-dimensional profilometry with interference microscope using wavelength-to-depth encoding

Guoqiang Li, Pang Chen Sun, Yeshaiahu Fainman, Paul Lin

Proceedings Volume 4101, (2006) https://doi.org/10.1117/12.498380

KEYWORDS: Microscopes, Computer programming, Imaging systems, Calibration, Mirrors, Coherence (optics), Objectives, 3D image processing, Stereoscopy, Wavelength tuning

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SPIE Journal Paper | 1 December 2005

Efficient two-step digit-set-restricted modified signed-digit algorithm based on optoelectronic shared content-addressable memory

Feng Qian, Guoqiang Li, Mohammad Karim

OE, Vol. 44, Issue 12, 125201, (December 2005) https://doi.org/10.1117/12.10.1117/1.2148920

KEYWORDS: Optoelectronics, Content addressable memory, Optical correlators, Spatial light modulators, Lithium, Optical engineering, Symbolic substitution, Algorithm development, Computer programming, LCDs

Read Abstract +

Proceedings Article | 26 October 2004 Paper

Paper

Near-infrared photorefractive polymer composites with high diffraction efficiency and fast response time

Jayan Thomas, Muhsin Eralp, Savas Tay, Guogiang Li, Seth Marder, Gerald Meredith, Axel Schulzgen, Robert Norwood, Nasser Peyghambarian

Proceedings Volume 5521, (2004) https://doi.org/10.1117/12.563829

KEYWORDS: Composites, Diffraction, Chromophores, Modulation, Absorption, Polymers, Birefringence, Photorefractive polymers, Telescopic pixel displays, Refractive index

Read Abstract +

Proceedings Article | 12 December 2003 Paper

Paper

Digit-set-restricted modified signed-digit arithmetic based on optoelectronic shared content-addressable memory

Feng Qian, Guoqiang Li, Mohammad Alam, Mohammad Karim

Proceedings Volume 5201, (2003) https://doi.org/10.1117/12.505917

KEYWORDS: Optoelectronics, Content addressable memory, Optical correlators, Holograms, Computer programming, Lithium, Symbolic substitution, Spatial light modulators, Photography, Binary data

Read Abstract +

Proceedings Article | 14 July 2003 Paper

Paper

Detection of glaucomatous retinal nerve fiber layer damage by scanning laser polarimetry with variable corneal compensation

Qienyuan Zhou, Jerry Reed, Ryan Betts, Peter Trost, Pak-Wai Lo, Charles Wallace, Richard Bienias, Guoqiang Li, Ross Winnick, William Papworth, Michael Sinai

Proceedings Volume 4951, (2003) https://doi.org/10.1117/12.477975

KEYWORDS: Voltage controlled current source, Eye, Birefringence, Visualization, Nerve, Polarimetry, Databases, Fiber lasers, Neural networks, Macula

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Proceedings Article | 15 November 2002 Paper

Paper

Three-dimensional optoelectronic crossbar switch

Guoqiang Li, Dawei Huang, Emel Yuceturk, Sadik Esener

Proceedings Volume 4788, (2002) https://doi.org/10.1117/12.453693

KEYWORDS: Sensors, Optical interconnects, Receivers, Vertical cavity surface emitting lasers, Switches, Telecommunications, Optoelectronics, Switching, Transmitters, Signal detection

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SPIE Journal Paper | 1 October 2002

One-step digit-set-restricted modified signed-digit adder using an incoherent correlator based on a shared content-addressable memory

Feng Qian, Guoqiang Li, Mohammad Alam

OE, Vol. 41, Issue 10, (October 2002) https://doi.org/10.1117/12.10.1117/1.1505037

KEYWORDS: Content addressable memory, Optoelectronics, Optical correlators, Lithium, Symbolic substitution, Algorithm development, Computer programming, Optical engineering, Holograms, Binary data

SPIE Journal Paper | 1 June 2002

Analysis of the wavelength-to-depth encoded interference microscopy for three-dimensional imaging

Guoqiang Li, Yeshaiahu Fainman

OE, Vol. 41, Issue 06, (June 2002) https://doi.org/10.1117/12.10.1117/1.1474439

KEYWORDS: Microscopes, Objectives, Mirrors, Computer programming, Coherence (optics), Imaging systems, 3D image processing, Point spread functions, Microscopy, Confocal microscopy

Proceedings Article | 6 December 2001 Paper

Paper

Generalized look-ahead number conversion from signed digit to complement representation with optical logic operations

Feng Qian, Guoqiang Li

Proceedings Volume 4470, (2001) https://doi.org/10.1117/12.449664

KEYWORDS: Logic, Binary data, Computer programming, Algorithm development, Optical logic, Computing systems, Computer architecture, Optoelectronics, Ions, Optical arrays

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Proceedings Article | 6 December 2001 Paper

Paper

Parallel three-dimensional free-space optical interconnection for an optoelectronic processor

Guoqiang Li, Dawei Huang, Emel Yuceturk, Sadik Esener, Volkan Ozguz, Yue Liu

Proceedings Volume 4470, (2001) https://doi.org/10.1117/12.449665

KEYWORDS: Mirrors, Sensors, Optical interconnects, Optoelectronics, Vertical cavity surface emitting lasers, Microlens, Packaging, Optical components, Very large scale integration, Free space optics

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SPIE Journal Paper | 1 November 2001

Code conversion from signed-digit to complement representation based on look-ahead optical logic operations

Guoqiang Li, Feng Qian

OE, Vol. 40, Issue 11, (November 2001) https://doi.org/10.1117/12.10.1117/1.1408315

KEYWORDS: Logic, Binary data, Computer programming, Spatial light modulators, Optical logic, Optoelectronics, Optical arrays, Optical engineering, Data conversion, Array processing

Proceedings Article | 30 May 2001 Paper

Paper

Free-space optical interconnection of 3D optoelectronic VLSI chip stacks

Dawei Huang, Emel Yuceturk, Guoqiang Li, Mark Wang, Xuezhe Zheng, Philippe Marchand, Sadik Esener, Yue Liu, Volkan Ozguz

Proceedings Volume 4292, (2001) https://doi.org/10.1117/12.428019

KEYWORDS: Optoelectronics, Switches, Optical interconnects, Very large scale integration, Microlens, Mirrors, Computing systems, Information operations, Vertical cavity surface emitting lasers, Semiconducting wafers

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SPIE Journal Paper | 1 February 2001

Optoelectronic quotient-selected modified signed-digit division

Feng Qian, Guoqiang Li, Mohammad Alam

OE, Vol. 40, Issue 02, (February 2001) https://doi.org/10.1117/12.10.1117/1.1336524

KEYWORDS: Optoelectronics, Logic, Binary data, Computing systems, Spatial light modulators, Lithium, Symbolic substitution, Algorithm development, Optical computing, Computer programming

Proceedings Article | 29 November 2000 Paper

Paper

Quotient-selected modified signed-digit division algorithm and its optoelectronic implementations

Feng Qian, Guoqiang Li, Mohammad Alam

Proceedings Volume 4114, (2000) https://doi.org/10.1117/12.408549

KEYWORDS: Optoelectronics, Logic, Spatial light modulators, Binary data, Beam splitters, Algorithm development, Optical computing, Computing systems, Symbolic substitution, Content addressable memory

Read Abstract +

Proceedings Article | 1 October 1999 Paper

Paper

Optical look-ahead-mode conversion from modified signed digit to 2's complement representation

Feng Qian, Guoqiang Li, Hao Ruan, Liren Liu

Proceedings Volume 3805, (1999) https://doi.org/10.1117/12.364004

KEYWORDS: Binary data, Logic, Computer programming, Spatial light modulators, Camera shutters, Electronic components, Optoelectronics, Optical computing, Computing systems, Charge-coupled devices

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Proceedings Article | 1 October 1999 Paper

Paper

Optical complex-valued modular multiplication based on digital partitioning

Huiquan Cheng, Liren Liu, Guoqiang Li, Feng Qian

Proceedings Volume 3805, (1999) https://doi.org/10.1117/12.364006

KEYWORDS: Convolution, Reconstruction algorithms, Computer programming, Optical signal processing, Electronic components, Optical computing, Computing systems, Binary data, Photography, Optical correlators

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Proceedings Article | 1 October 1999 Paper

Paper

Compact two-step parallel modified-signed-digit adder/substractor based on binary logic operations using electron-trapping devices

Guoqiang Li, Feng Qian, Hao Ruan, Liren Liu

Proceedings Volume 3805, (1999) https://doi.org/10.1117/12.364005

KEYWORDS: Logic, Binary data, Spatial light modulators, Array processing, Optoelectronics, Computer programming, Polarization, Electro optics, Infrared radiation, Signal to noise ratio

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Proceedings Article | 20 September 1999 Paper

Paper

Gray-scale image fidelity and enhancement in photorefractive volume memory recorded with a pulsed signal beam

Guoqiang Li, Feng Qian, Jianlang Li, Liren Liu

Proceedings Volume 3801, (1999) https://doi.org/10.1117/12.363941

KEYWORDS: Image enhancement, Holograms, Crystals, Volume holography, Diffraction gratings, Laser crystals, Diffraction, Image acquisition, Silicon, Image restoration

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Proceedings Article | 19 July 1999 Paper

Paper

Efficient optical negabinary signed-digit arithmetic operations and implementation using electron-trapping device

Guoqiang Li, Feng Qian, Hao Ruan, Liren Liu

Proceedings Volume 3749, (1999) https://doi.org/10.1117/12.354748

KEYWORDS: Binary data, Logic, Computer programming, Optoelectronics, Optoelectronic devices, Algorithm development, Array processing, Lithium, Mechanics, Symbolic substitution

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SPIE Journal Paper | 1 March 1999

Parallel optical negabinary signed-digit computing: algorithm and optical implementation

Guoqiang Li, Feng Qian, Hao Ruan, Liren Liu

OE, Vol. 38, Issue 03, (March 1999) https://doi.org/10.1117/12.10.1117/1.602116

KEYWORDS: Logic, Binary data, Computer programming, Algorithm development, Optical engineering, Spatial light modulators, Optical computing, Computing systems, Symbolic substitution, Content addressable memory

Proceedings Article | 22 June 1998 Paper

Paper

Optical Bayan network using layered thermally fixed holograms in a photorefractive LiNbO3 crystal

Xiaona Yan, Liren Liu, Guoqiang Li, Yaozu Yin

Proceedings Volume 3419, 34191H (1998) https://doi.org/10.1117/12.311040

KEYWORDS: Thermography, Optical networks, Holograms, Crystals, Crystal optics, Reflectivity, Laser crystals, Carbon monoxide, Gas lasers, Modulators

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Proceedings Article | 22 May 1998 Paper

Paper

Photorefractive miniaturized integration of optical 3D systems

Liren Liu, Bo Liu, Xiaona Yan, Lan Shao, Guoqiang Li, Yaozu Yin

Proceedings Volume 3490, (1998) https://doi.org/10.1117/12.308979

KEYWORDS: Crystals, Holograms, Integrated optics, Carbon dioxide lasers, Laser crystals, Thermography, Holography, Diffraction, Temperature metrology, Optical components

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Proceedings Article | 22 May 1998 Paper

Paper

Optical complex negabinary matrix multiplier using electro-optic outer-product devices

Liren Liu, Jiajun Qian, Yaozu Yin, Guoqiang Li, Lan Shao, Jun Zhang, Changhe Zhou, Ning Wang, Jianwen Hua, Zhijiang Wang

Proceedings Volume 3490, (1998) https://doi.org/10.1117/12.308843

KEYWORDS: Electro optics, Spatial light modulators, Analog electronics, Matrix multiplication, Polarizers, Convolution, Photodetectors, Glasses, Array processing, Semiconductor lasers

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SPIE Journal Paper | 1 May 1997

Routing scheme, permutation properties, and optical implementation of a four-shuffle-exchange based Omega network

Lan Shao, Liren Liu, Haifeng Peng, Guoqiang Li

OE, Vol. 36, Issue 05, (May 1997) https://doi.org/10.1117/12.10.1117/1.601342

KEYWORDS: Switching, Switches, Calcite, Channel projecting optics, Polarization, Optical networks, Network architectures, Optical engineering, Optical components, Parallel processing

Proceedings Article | 5 August 1994 Paper

Paper

Multiple structuring element neural learning via cellular logic

Lan Shao, Liren Liu, Guoqiang Li, Xuejun Zhang

Proceedings Volume 2321, (1994) https://doi.org/10.1117/12.182099

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Showing 5 of 32 publications

Conference Committee Involvement (1)

Optomechatronic Sensors and Instrumentation IV

18 November 2008 | San Diego, California, United States

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