Mr. Kejun Yan Profile

Kejun Yan

at Xi'an Univ of Technology

SPIE Involvement:

Author

Publications (6)

Proceedings Article | 12 March 2020 Paper

Design and simulation on compact type of LED light source radar system for aerosol detection

Sasa Guo, Jun Liu, Wenting Zhong, Ke Zhang, Kejun Yan

Proceedings Volume 11439, 1143917 (2020) https://doi.org/10.1117/12.2548131

KEYWORDS: Radar, Light emitting diodes, Light sources, Aerosols, Atmospheric particles, Fresnel lenses, Atmospheric optics

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Proceedings Article | 7 March 2019 Paper

Soil moisture sensor design based on fiber Bragg grating

Kejun Yan, Jun Liu, Na Sun, Wenting Zhong

Proceedings Volume 11053, 1105326 (2019) https://doi.org/10.1117/12.2511748

KEYWORDS: Sensors, Fiber Bragg gratings, Soil science, Temperature metrology, Optical design, Coating, Fiber optics sensors, Reflection, Polyurethane, Environmental sensing

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Proceedings Article | 7 March 2019 Paper

Aerosol particle size distribution retrieval algorithm and error analysis based on multi-wavelength radar

Haiyan Hou, Jun Liu, Wenting Zhong, Kejun Yan, Huige Di

Proceedings Volume 11053, 110531U (2019) https://doi.org/10.1117/12.2511596

KEYWORDS: Aerosols, Atmospheric particles, Error analysis, Light emitting diodes, Radar, Particles, Analytical research

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Proceedings Article | 10 October 2013 Paper

Soil water evaporation measurement of lysimeter based on fiber Bragg grating sensor

Kejun Yan, Jun Liu, Liping Miao, Li Bai, Wenting Zhong

Proceedings Volume 8916, 89162S (2013) https://doi.org/10.1117/12.2035819

KEYWORDS: Fiber Bragg gratings, Sensors, Demodulation, Soil science, Computing systems, LabVIEW, Temperature metrology, Calibration, Water, Light sources

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Proceedings Article | 10 October 2013 Paper

Pulse modulation method for LED lidar light source

Wenting Zhong, Jun Liu, Dengxin Hua, Fang Wang, Kejun Yan

Proceedings Volume 8916, 89162U (2013) https://doi.org/10.1117/12.2035607

KEYWORDS: Light emitting diodes, LIDAR, Aerosols, Light sources, Transistors, Atmospheric particles, Modulation, Field programmable gate arrays, Atmospheric sensing, Atmospheric modeling

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Proceedings Article | 31 December 2008 Paper

Study of geometric errors detection method for NC machine tools based on non-contact circular track

Kejun Yan, Jun Liu, Feng Gao, Huan Wang

Proceedings Volume 7130, 71305K (2008) https://doi.org/10.1117/12.819760

KEYWORDS: Interferometers, Error analysis, Spindles, Sensors, Testing and analysis, Semiconductor lasers, Time metrology, Manufacturing, 3D modeling, Roads

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Showing 5 of 6 publications

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