Ms. Changhong Li Profile

Changhong Li

at Qingdao Univ

SPIE Involvement:

Author

Publications (11)

SPIE Journal Paper | 24 January 2024

Hardware-efficient adaptive equalizer for inter-satellite coherent laser communication systems

Yuanfan Zhao, Cheng Ju, Na Liu, Dongdong Wang, Changhong Li, Peng Xie

OE, Vol. 63, Issue 01, 018103, (January 2024) https://doi.org/10.1117/12.10.1117/1.OE.63.1.018103

KEYWORDS: Receivers, Digital signal processing, Field programmable gate arrays, Modulation, Laser communications, Laser frequency, Polarization, Telecommunications, Detection and tracking algorithms, Optical amplifiers

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SPIE Journal Paper | 22 May 2020

Low-complexity blind polarization demultiplexing and frequency domain equalization for coherent passive optical network systems

Na Liu, Cheng Ju, Changhong Li

OE, Vol. 59, Issue 05, 056111, (May 2020) https://doi.org/10.1117/12.10.1117/1.OE.59.5.056111

KEYWORDS: Polarization, Digital signal processing, Receivers, Lithium, Detection and tracking algorithms, Finite impulse response filters, Passive optical networks, Optical engineering, Transceivers, Phase shift keying

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SPIE Journal Paper | 3 November 2018

Low-complexity blind in-phase/quadrature imbalance compensation and field-programmable gate array realization for coherent receivers

Cheng Ju, Na Liu, Changhong Li, Zongtao Chi, Zhiguo Zhang, Xue Chen

OE, Vol. 57, Issue 11, 116101, (November 2018) https://doi.org/10.1117/12.10.1117/1.OE.57.11.116101

KEYWORDS: Receivers, Factor analysis, Field programmable gate arrays, Phase shift keying, Digital signal processing, Clocks, Polarization, Signal processing, Forward error correction, Optical engineering

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Proceedings Article | 25 October 2016 Paper

Dispersion engineering of slow light in hexagonal ring hole photonic crystal waveguide

Min Wu, Changhong Li, Liucun Li, Yumeng Wang

Proceedings Volume 10158, 1015818 (2016) https://doi.org/10.1117/12.2247337

KEYWORDS: Slow light, Photonic crystals, Waveguides, Dispersion

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Proceedings Article | 25 October 2016 Paper

Flat broadband slow light with low dispersion in one-dimensional treble photonic crystals

Lihua Tang, Changhong Li, Pingping Yu, Mengjie Yi

Proceedings Volume 10158, 1015817 (2016) https://doi.org/10.1117/12.2247326

KEYWORDS: Slow light, Dispersion, Photonic crystals

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Proceedings Article | 19 October 2016 Paper

Wide band slow light with large NDBPat any group index in photonic crystal waveguide

Zheng Xia, Changhong Li, Min Wu

Proceedings Volume 10152, 101520M (2016) https://doi.org/10.1117/12.2247332

KEYWORDS: Slow light, Photonic crystals, Waveguides

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Proceedings Article | 19 October 2016 Paper

Wideband and low dispersion slow light in structure optimized optofluidic infiltrated photonic crystal waveguide

Yuanghang Zhou, Changhong Li, Zheng Xia

Proceedings Volume 10152, 101520K (2016) https://doi.org/10.1117/12.2247328

KEYWORDS: Dispersion, Slow light, Photonic crystals, Waveguides

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Proceedings Article | 18 December 2014 Paper

Dynamic modulation of slow light by electro-optic effect in photonic crystal coupled resonator optical waveguide

Changhong Li, Yong Wan, Ruitao Yu

Proceedings Volume 9295, 929518 (2014) https://doi.org/10.1117/12.2072186

KEYWORDS: Modulation, Slow light, Waveguides, Electro optics, Photonic crystals, Resonators, Dispersion, Optical storage, Electrodes, Telecommunications

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Proceedings Article | 20 February 2009 Paper

Investigation of slow light utilized as optical storage in photonic crystal coupled resonator optical waveguide

Changhong Li, Huiping Tian, Yuefeng Ji

Proceedings Volume 7279, 727914 (2009) https://doi.org/10.1117/12.822042

KEYWORDS: Waveguides, Photonic crystals, Slow light, Dielectrics, Resonators, Optical storage, Dispersion, Telecommunications, Finite-difference time-domain method, Electromagnetic radiation

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Proceedings Article | 21 November 2007 Paper

Tunable frequency and angular photonic crystal filter

Cui Zheng, Huiping Tian, Changhong Li, Yuefeng Ji

Proceedings Volume 6781, 678117 (2007) https://doi.org/10.1117/12.745696

KEYWORDS: Photonic crystals, Refractive index, Optical filters, Neodymium, Tunable filters, Solids, Optical communications, Electromagnetic radiation, Lithium, Telecommunications

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Proceedings Article | 19 November 2007 Paper

Wide-band transmission of slow light in one-dimensional photonic crystal coupled resonator optical waveguide

Changhong Li, Huiping Tian, Bin Liu, Yuefeng Ji

Proceedings Volume 6782, 678212 (2007) https://doi.org/10.1117/12.745603

KEYWORDS: Slow light, Photonic crystals, Dispersion, Waveguides, Resonators, Refractive index, Solids, Curium, Modulation, Telecommunications

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Showing 5 of 11 publications

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