Dr. Keyan Dong Profile

Dr. Keyan Dong

at Changchun Univ of Science and Technology

SPIE Involvement:

Author

Publications (18)

SPIE Journal Paper | 12 December 2024

Transmission characteristics of free-space optical communication system with infrared working wavelength under complex channels

Lili Guo, Jiaqing Zeng, Shikun Hao, Yanwei Fu, Wanzhuo Ma, Zhi Liu, Keyan Dong

OE, Vol. 63, Issue 12, 128103, (December 2024) https://doi.org/10.1117/12.10.1117/1.OE.63.12.128103

KEYWORDS: Telecommunications, Signal attenuation, Free space optics, Rain, Optical transmission, Atmospheric modeling, Atmospheric turbulence, Fiber optic gyroscopes, Air contamination, Atmospheric optics

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Proceedings Article | 4 December 2024 Paper

A beam propagation simulation method based on power spectral density method and Zernike tilt

Zhongyu Cao, Haifeng Yao, Yixiang Zhang, Weihao Wang, Jie Cao, Keyan Dong, Qun Hao

Proceedings Volume 13283, 132830X (2024) https://doi.org/10.1117/12.3034355

KEYWORDS: Atmospheric turbulence, Atmospheric propagation, Beam propagation method, Turbulence, Optical simulations, Scintillation, Refractive index, Point spread functions, Monte Carlo methods, Distortion

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SPIE Journal Paper | 20 May 2024

Transmission characteristics of cascaded four-wave mixing laser communication system in mid-infrared band

Wanzhuo Ma, Xinyu Wang, Hongqi Dong, Yanwei Fu, Kaili Chi, Keyan Dong

OE, Vol. 63, Issue 05, 058103, (May 2024) https://doi.org/10.1117/12.10.1117/1.OE.63.5.058103

KEYWORDS: Four wave mixing, Optical transmission, Modulation, Telecommunications, Quantum cascade lasers, Nonlinear optics, Mid infrared, Signal intensity, Free space optics, Turbulence

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Proceedings Article | 18 December 2019 Paper

Discussion and experimental verification of defocus amount and field of view in laser communication

Yan An, Yiyun Xu, Keyan Dong, Liang Gao, Yan Xie

Proceedings Volume 11340, 1134006 (2019) https://doi.org/10.1117/12.2539001

KEYWORDS: Laser communications, Telecommunications, Laser systems engineering, Receivers

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Proceedings Article | 18 January 2019 Paper

A high precision field angle detection technology applied to laser communication system

Yan An, Yiyun Xu, Keyan Dong, Zhenye Wang, Xiaofei Sun

Proceedings Volume 10839, 1083906 (2019) https://doi.org/10.1117/12.2504801

KEYWORDS: Laser communications, Autocollimators, Transceivers, Telecommunications, Laser systems engineering, Measurement devices, Laser applications, Sensors, Optical fibers, Signal attenuation

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Proceedings Article | 15 November 2018 Paper

Discussion and analysis on alignment error model of laser communication

Yan An, Yujing Su, Qi Xin, Yiyun Xu, Keyan Dong

Proceedings Volume 10964, 109640C (2018) https://doi.org/10.1117/12.2504119

KEYWORDS: Laser communications, Error analysis, Transceivers, Optical communications, Optical alignment, Signal attenuation, Telecommunications, Wireless communications, Geometrical optics, Atmospheric optics

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Proceedings Article | 5 November 2018 Paper

Development and practical test of portable laser communication optical system

Yan An, Yiyun Xu, Keyan Dong, Xinhang Li, Yansong Song, Lei Zhang, Shuai Chang

Proceedings Volume 10815, 108150Y (2018) https://doi.org/10.1117/12.2326781

KEYWORDS: Laser communications, Optical communications, Laser systems engineering, Free space optics, Wireless communications

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Proceedings Article | 19 October 2016 Paper

Status of astigmatism-corrected Czerny-Turner spectrometers

Xinhang Li, Keyan Dong, Yan An, Zhenye Wang

Proceedings Volume 10155, 101550H (2016) https://doi.org/10.1117/12.2244265

KEYWORDS: Monochromatic aberrations, Spectrometers

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Proceedings Article | 26 January 2016 Paper

Analysis and discussion about the antenna networking structure of three concentric spheres

Yan An, Yalin Zhang, Yiwu Zhao, Xinhang Li, Keyan Dong, Lun Jiang, Chao Wang, Long Han

Proceedings Volume 9796, 979617 (2016) https://doi.org/10.1117/12.2229933

KEYWORDS: Optical spheres, Antennas, Laser communications, Optical design, Telecommunications, Optical communications, Spherical lenses, Optical tracking, Laser optics, Energy efficiency

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Proceedings Article | 5 August 2015 Paper

Athermal design of LWIR hybrid refractive/diffractive optical system

Lun Jiang, Yuan Hu, Keyan Dong, Yan An, Chao Wang, Shoufeng Tong

Proceedings Volume 9618, 96180Y (2015) https://doi.org/10.1117/12.2193320

KEYWORDS: Optical components, Infrared radiation, Infrared imaging, Temperature metrology, Optical design, Long wavelength infrared, Diffraction, Diffractive optical elements, Modulation, Modulation transfer functions

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Proceedings Article | 9 December 2014 Paper

L-band double Brillouin frequency spaced tunable multi-wavelength Brillouin fiber laser

Peng Zhang, Tianshu Wang, Qingsong Jia, Keyan Dong

Proceedings Volume 9294, 929404 (2014) https://doi.org/10.1117/12.2072251

KEYWORDS: Fiber lasers, L band, Single mode fibers, Optical amplifiers, Aerospace engineering, Optoelectronics, Tunable lasers, Output couplers, Dense wavelength division multiplexing, Semiconductor lasers

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Proceedings Article | 9 December 2014 Paper

40-nm tunable multi-wavelength fiber laser

Qingsong Jia, Tianshu Wang, Peng Zhang, Keyan Dong, Huilin Jiang

Proceedings Volume 9294, 929408 (2014) https://doi.org/10.1117/12.2072249

KEYWORDS: Fiber lasers, Tunable lasers, Single mode fibers, Optical amplifiers, Semiconductor lasers, Structured optical fibers, Optical isolators, Fiber couplers, Multiplexers, Fiber amplifiers

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Proceedings Article | 24 November 2014 Paper

Research on the multi-criteria combination in automatic recognition of marking points

Yan An, Keyan Dong

Proceedings Volume 9301, 93010X (2014) https://doi.org/10.1117/12.2070685

KEYWORDS: Image processing, Cameras, Photogrammetry, Machine vision, Computer vision technology, 3D image reconstruction, Calibration, Binary data, Optoelectronics, 3D image processing

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Proceedings Article | 20 November 2014 Paper

Development of the infrared target simulation system

Xiangkai Meng, Shoufeng Tong, Yan Dong, Yansong Song, Keyan Dong

Proceedings Volume 9300, 930028 (2014) https://doi.org/10.1117/12.2073108

KEYWORDS: Infrared radiation, Infrared imaging, Thermography, Control systems, Infrared technology, Convection, Resistors, Infrared systems engineering, Weapons, Optical simulations

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Proceedings Article | 20 November 2014 Paper

Research on the intelligent control simulation target with IR imaging target for hardware-in-the-loop simulation test

Key-an Dong, Ye Gu, Yan An, Xiang-kai Meng, Yan Lou, Ya-lin Zhang, Juntong Zhan, Yan-song Song, Yan Dong, Shou-feng Tong

Proceedings Volume 9300, 93002D (2014) https://doi.org/10.1117/12.2073141

KEYWORDS: Infrared imaging, Infrared radiation, Thermography, Telecommunications, Control systems, Optical simulations, Target detection, Spatial resolution, Infrared detectors, Forward looking infrared

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Proceedings Article | 21 August 2013 Paper

Research on UV scattering communication

Ke-yan Dong, Yan Lou, Ying Ding, Shuo Wang, Hongliang Wang, Hui-lin Jiang

Proceedings Volume 8906, 890612 (2013) https://doi.org/10.1117/12.2033068

KEYWORDS: Ultraviolet radiation, Scattering, Telecommunications, Laser scattering, Signal attenuation, Light scattering, Atmospheric particles, Optical simulations, Rayleigh scattering, Atmospheric optics

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Proceedings Article | 15 October 2012 Paper

Research on simulation system with the wide range and high-precision laser energy characteristics

Ke-yan Dong, Yan Lou, Jing-yi He, Shou-feng Tong, Hui-lin Jiang

Proceedings Volume 8417, 841739 (2012) https://doi.org/10.1117/12.971198

KEYWORDS: Optical simulations, Target designation, Prisms, Weapons, Laser energy, Signal attenuation, Laser development, Absorption, Crystals, Control systems

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Proceedings Article | 5 August 2009 Paper

Design of the infrared dual-band athermalized optical system based on HDE

Keyan Dong, Lianguang Zhang, Jian Wang, Hongliang Wang, Qiang Sun, Zhenwu Lu

Proceedings Volume 7383, 73831B (2009) https://doi.org/10.1117/12.835737

KEYWORDS: Modulation transfer functions, Infrared imaging, Medium wave, Infrared radiation, Temperature metrology, Thermography, Diffraction, Infrared detectors, Imaging systems, Sensors

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Showing 5 of 18 publications

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