Prof. Guanhao Wu Profile

Prof. Guanhao Wu

at Tsinghua Univ

SPIE Involvement:

Author

Publications (13)

Proceedings Article | 9 March 2024 Presentation

Electro-optic comb-enabled precise ambiguity-free distance measurement with 10-kHz acquisition rate

Yifan Qi, Xingyu Jia, Jingyi Wang, Xinlun Cai, Guanhao Wu, Yang Li

Proceedings Volume PC12890, PC128900S (2024) https://doi.org/10.1117/12.3000711

KEYWORDS: Distance measurement, Laser frequency, Electro optics, Modulation frequency, LIDAR, Frequency modulation, Frequency combs, Sensing systems, Ranging, Lithium niobate

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Proceedings Article | 29 November 2023 Poster

Fast full-field profilometry using a repetition-rate-scanned femtosecond laser

Liheng Shi, Jinxu Zhang, Guanhao Wu

Proceedings Volume 12769, 1276915 (2023) https://doi.org/10.1117/12.2686542

KEYWORDS: Femtosecond phenomena, Nyquist pulse, Mode locking, Signal attenuation, Servomechanisms, Repetition frequency, Pulsed laser operation, Phase shifts, Phase compensation, Optical path differences

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Proceedings Article | 28 December 2022 Presentation + Paper

A 209 MHz compact all-fiber Er-doped mode-locked laser

Qiuying Ma, Haoyang Yu, Qian Zhou, Xinghui Li, Guanhao Wu, Kai Ni

Proceedings Volume 12310, 123100L (2022) https://doi.org/10.1117/12.2644128

KEYWORDS: Mode locking, Repetition frequency, Fiber lasers, Picosecond phenomena, Dispersion, Polarization, Autocorrelation, Wavelength division multiplexing, Pulsed laser operation, Polarizers

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Proceedings Article | 21 December 2022 Poster + Paper

A mode-locked fiber laser simulation platform for self-tuning algorithm optimization

Qiuying Ma, Haoyang Yu, Qian Zhou, Xinghui Li, Guanhao Wu, Kai Ni

Proceedings Volume 12314, 123140Y (2022) https://doi.org/10.1117/12.2641816

KEYWORDS: Mode locking, Lasers, Fiber lasers, Optical simulations, Computer simulations, Genetic algorithms, Polarization, Single mode fibers, Mathematical optimization, Device simulation

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SPIE Journal Paper | 4 September 2020

Coma optimization in single spherical collimating lens-based dual-beam exposure system

Vunam Le, Guanhao Wu, Lijiang Zeng

OE, Vol. 59, Issue 09, 094103, (September 2020) https://doi.org/10.1117/12.10.1117/1.OE.59.9.094103

KEYWORDS: Monochromatic aberrations, Wavefront aberrations, Spherical lenses, Wavefronts, Zernike polynomials, Optical engineering, Photovoltaics, Diffraction gratings, Numerical simulations, Holography

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Proceedings Article | 19 November 2019 Paper

Angular velocity measurement system based on optical frequency comb

Ruyu Ma, Haoyang Yu, Kai Ni, Qian Zhou, Xinghui Li, Guanhao Wu

Proceedings Volume 11182, 1118210 (2019) https://doi.org/10.1117/12.2537826

KEYWORDS: Frequency combs, Light sources, Sagnac interferometers, Interferometry, Fiber optic gyroscopes, Aerospace engineering

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Proceedings Article | 25 October 2018 Paper

A simulation method for dual-comb spectroscopy with jitter noise

Haoyang Yu, Kai Ni, Qian Zhou, Xinghui Li, Guanhao Wu

Proceedings Volume 10822, 108220Q (2018) https://doi.org/10.1117/12.2500976

KEYWORDS: Signal to noise ratio, Spectroscopy, Distortion, Frequency combs, Control systems, Computer simulations, Interferometers, Fourier transforms, Visible radiation, Ultrafast phenomena

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Proceedings Article | 7 August 2015 Paper

Implementation of a data processing platform for real-time distance measurement with dual-comb lasers

Kai Ni, Mingfei Xu, Qian Zhou, Hao Dong, Xinghui Li, Guanhao Wu

Proceedings Volume 9623, 96231H (2015) https://doi.org/10.1117/12.2193859

KEYWORDS: Data processing, Clocks, Logic, Distance measurement, Data acquisition, Data transmission, Signal detection, Sensors, Femtosecond phenomena, Field programmable gate arrays

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Proceedings Article | 7 August 2015 Paper

Interference peak detection based on FPGA for real-time absolute distance ranging with dual-comb lasers

Kai Ni, Hao Dong, Qian Zhou, Mingfei Xu, Xinghui Li, Guanhao Wu

Proceedings Volume 9623, 96231G (2015) https://doi.org/10.1117/12.2193746

KEYWORDS: Ranging, Field programmable gate arrays, Clocks, Signal detection, Detection and tracking algorithms, Interference (communication), Signal processing, Data storage, Data processing, Distance measurement

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Proceedings Article | 22 June 2015 Paper

Ultra-precision optical metrology using highly controlled fiber-based frequency combs

Kaoru Minoshima, Yoshiaki Nakajima, Guanhao Wu

Proceedings Volume 9525, 952502 (2015) https://doi.org/10.1117/12.2191131

KEYWORDS: Frequency combs, Refractive index, Interferometers, Interferometry, Distance measurement, Fiber lasers, Bragg cells, Metrology, Optical testing, Mode locking

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Proceedings Article | 13 November 2014 Paper

Precision judgment criteria and supplement data processing method in high-precision ranging with dual-comb lasers

Qian Zhou, Yang Li, Kai Ni, Mingfei Xu, Hao Dong, Guanhao Wu

Proceedings Volume 9276, 92761W (2014) https://doi.org/10.1117/12.2072017

KEYWORDS: Ranging, Data processing, Electronic filtering, Linear filtering, Signal processing, Laser processing, Optical filters, Laser applications, Femtosecond phenomena, Manufacturing

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Proceedings Article | 30 November 2012 Paper

Real-time interactive projection system based on infrared structured-light method

Xiaorui Qiao, Qian Zhou, Kai Ni, Liang He, Guanhao Wu, Leshan Mao, Xuemin Cheng, Jianshe Ma

Proceedings Volume 8558, 855802 (2012) https://doi.org/10.1117/12.979604

KEYWORDS: Image processing, Projection systems, Infrared radiation, Infrared imaging, Cameras, Error analysis, Systems modeling, 3D image processing, Video, Video processing

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Proceedings Article | 20 November 2012 Paper

Simulation of real-time large-scale absolute distance measurement with a pair of femtosecond frequency comb lasers

Yang Li, Qian Zhou, Kai Ni, Guanhao Wu, Xiaorui Qiao

Proceedings Volume 8563, 856303 (2012) https://doi.org/10.1117/12.999976

KEYWORDS: Signal detection, Sensors, Femtosecond frequency combs, Distance measurement, Linear filtering, Ranging, Femtosecond phenomena, Computer simulations, Field programmable gate arrays, Signal processing

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Showing 5 of 13 publications

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