Prof. Zhaohui Li Profile

Prof. Zhaohui Li

Professor at Sun Yat-Sen Univ

SPIE Involvement:

Author | Editor

Proceedings Article | 18 March 2024 Paper

Simplified coherent optical transmissions utilizing noise shaping and non-integer-oversampling clock data recovery

Haotian Mu, Lin Sun, Mingzhu Yin, Fan Li, Zhaohui Li, Gordon Ning Liu, Yi Cai, Gangxiang Shen

Proceedings Volume 13104, 131040I (2024) https://doi.org/10.1117/12.3018204

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Proceedings Article | 26 July 2022 Paper

Wavelength detection of FBG temperature sensor based on deep neural networks

Zihan Cao, Shengqi Zhang, Zhengyong Liu, Yichang Wu, Chengkun Yang, Zhaohui Li

Proceedings Volume 12279, 122790D (2022) https://doi.org/10.1117/12.2616366

KEYWORDS: Fiber Bragg gratings, Temperature metrology, Sensors, Data modeling, Temperature sensors, Neural networks, Demodulation, Convolutional neural networks, Calibration

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Proceedings Article | 1 April 2020 Presentation + Paper

Adhesive assisted fabrication of chirped POF Bragg grating

Rui Min, Luís Pereira, Tiago Paixão, Getinet Woyessa, Paulo André, Ole Bang, Anselmo Frizera, Paulo Antunes, Joao Pinto, Zhaohui Li, Beatriz Ortega, Carlos Marques

Proceedings Volume 11355, 1135510 (2020) https://doi.org/10.1117/12.2555432

KEYWORDS: Fiber Bragg gratings, Refractive index, Bragg gratings, Polymer optical fibers, Adhesives, Sensors, Ultraviolet radiation

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SPIE Journal Paper | 23 March 2017

Characterizing the differential mode group delay and modal dispersion of long few-mode fiber based on electrical spectral interferometry

Jianping Li, Yanqing Zhou, Jiawei Luo, Yuanhua Feng, Zhaohui Li

OE, Vol. 56, Issue 03, 036110, (March 2017) https://doi.org/10.1117/12.10.1117/1.OE.56.3.036110

KEYWORDS: Interferometry, Modulation, Lithium, Refractive index, Cladding, Dispersion, Fiber optic communications, Optical engineering, Picosecond phenomena, Telecommunications

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SPIE Journal Paper | 22 June 2016

Performance analysis of the dual-parallel polarization modulator based optical single-sideband modulator/frequency shifter

Xiaofan Li, Jianping Li, Zhaohui Li

OE, Vol. 55, Issue 06, 066116, (June 2016) https://doi.org/10.1117/12.10.1117/1.OE.55.6.066116

KEYWORDS: Modulators, Polarization, Lithium, Single sideband modulation, Singular optics, Phase modulation, Optical engineering, Modulation, Polarizers, Roads

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SPIE Journal Paper | 22 December 2014 Open Access

Special Section Guest Editorial: Optical Frequency Combs

Vladimir Ilchenko, Zhaohui Li

OE, Vol. 53, Issue 12, 122601, (December 2014) https://doi.org/10.1117/12.10.1117/1.OE.53.12.122601

KEYWORDS: Frequency combs, Radio optics, Optical fibers, Mode locking, Metrology, Nonlinear optics, Optical microcavities, Lithium, Pulsed laser operation, Measurement devices

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SPIE Journal Paper | 27 August 2014

Optical frequency comb generation by utilizing the three-branch waveguide interferometer-based single-sideband modulator with recirculating frequency shifting loop

Jianping Li, Xuebing Zhang, Zhaohui Li

OE, Vol. 53, Issue 12, 122606, (August 2014) https://doi.org/10.1117/12.10.1117/1.OE.53.12.122606

KEYWORDS: Frequency combs, Modulators, Waveguides, Single sideband modulation, Lithium, Interferometers, Optical amplifiers, Control systems, Optical engineering, Photonics

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SPIE Journal Paper | 23 May 2014

Multiwavelength erbium-doped fiber laser based on a WaveShaper

Minggui Wan, Xinhuan Feng, Yanbing Jin, Zhaohui Li, Bai-ou Guan

OE, Vol. 53, Issue 05, 056115, (May 2014) https://doi.org/10.1117/12.10.1117/1.OE.53.5.056115

KEYWORDS: Fiber lasers, Optical amplifiers, Laser resonators, Signal attenuation, Optical filters, Linear filtering, Optical engineering, Lithium, Electronic filtering, Optical testing

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SPIE Journal Paper | 2 November 2012

Investigation of microwave photonic filter based on multiwavelength phase modulation and spectral shaping

Yuan Cao, Haiyan Shang, Xinhuan Feng, Zhaohui Li, Bai-Ou Guan

OE, Vol. 51, Issue 11, 115002, (November 2012) https://doi.org/10.1117/12.10.1117/1.OE.51.11.115002

KEYWORDS: Phase modulation, Microwave photonic filters, Optical filters, Single mode fibers, Phase shift keying, Electronic filtering, Amplitude modulation, Fiber lasers, Microwave radiation, Modulation

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Proceedings Article | 11 November 2008 Paper

Chromatic dispersion monitoring of DPSK signals using RF power detection

Jian Zhao, K. K. Qureshi, Zhao hui Li, Chao Lu, H. Y. Tam, P. K. A. Wai

Proceedings Volume 7136, 71361H (2008) https://doi.org/10.1117/12.803312

KEYWORDS: Signal detection, Modulation, Bandpass filters, Phase shift keying, Modulators, Signal generators, Dispersion, Linear filtering, Phase modulation, Optical filters

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Proceedings Article | 11 November 2008 Paper

100Gb/s transmission system implementation and optimization

C. Lu, Z. H. Li, Y. F. Yang, L. H. Cheng, W. H. Chung, X. G. Xu, H. Y. Tam, P. K. A. Wai, Q. J. Xiong

Proceedings Volume 7136, 71361Q (2008) https://doi.org/10.1117/12.806454

KEYWORDS: Modulation, Optical amplifiers, Polarization, Multiplexing, Tolerancing, Transmitters, Eye, Clocks, Orthogonal frequency division multiplexing, Receivers

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