Mr. Wei Cheng Profile

Wei Cheng

at Science and Technology on Low-Light-Level Night Vision Lab

SPIE Involvement:

Author

Publications (8)

Proceedings Article | 5 November 2020 Paper

Algorithm research on image processing for crack identification of round wood

Xiaogang Dang, Xiaofeng Bai, Xulang Chen, Lu Han, Lei Wang, Kun Han, Shuning Yang, Wei Cheng

Proceedings Volume 11567, 1156714 (2020) https://doi.org/10.1117/12.2576388

KEYWORDS: Image processing, Image enhancement, Image filtering, Detection and tracking algorithms, Electronic filtering, Digital filtering, Nonlinear filtering, Image quality, Feature extraction

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Proceedings Article | 5 November 2020 Paper

Uncertainty for measuring the luminance gain of low light level image intensifier assembly

Xiaofeng Bai, Kun Han, Shuning Yang, Junguo Li, Xiaogang Dang, Wei Cheng, Xulang Chen, Lei Wang

Proceedings Volume 11567, 115670M (2020) https://doi.org/10.1117/12.2575442

KEYWORDS: Image intensifiers, Measurement devices, Light sources, Light, Error analysis, Time metrology, Infrared technology, Image enhancement, Integrating spheres, Lamps

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Proceedings Article | 17 April 2020 Paper

Measurement error of MCP current gain of low-light-level image intensifier

Shuning Yang, Ze Yao, Wujun Huang, Yingpin He, Kun Han, Wei Cheng, Xiaofeng Bai, Qingyun Meng

Proceedings Volume 11455, 114554K (2020) https://doi.org/10.1117/12.2564977

KEYWORDS: Microchannel plates, Image intensifiers, Error analysis, Light sources, Calibration, Measurement devices, Image filtering, Image processing, Precision measurement, Light

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Proceedings Article | 4 March 2015 Paper

Measurement and analysis on ion barrier film of MCP by ion beam sputtering deposition

Ni Zhang, Yu-Feng Zhu, Dan Li, Jing Nie, Fan Zhang, Tai-min Zhang, Xiao-jian Liu, Zhao-lu Liu, Wei Cheng, Chang Chen

Proceedings Volume 9521, 95211G (2015) https://doi.org/10.1117/12.2177787

KEYWORDS: Ion beams, Sputter deposition, Microchannel plates, Ions, Coating, Ion beam finishing, Crystals, X-rays, Chemical species, Particles

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Proceedings Article | 16 August 2013 Paper

Analysis of first proximity voltage on the property of GEN Ⅲ image intensifier

Ni Zhang, Yu-feng Zhu, Dan Li, Jing Nie, Tai-min Zhang, Xiao-jian Liu, Zhao-lu Liu, Wei Cheng, Ling-yun Fu

Proceedings Volume 8912, 89120R (2013) https://doi.org/10.1117/12.2033706

KEYWORDS: Image intensifiers, Signal to noise ratio, Microchannel plates, Signal processing, Interference (communication), Analytical research, Quantum efficiency, Ion beam finishing, Image processing, Lithium

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Proceedings Article | 16 August 2013 Paper

Calculation of integral photoluminescence for the GaAs photocathode bonding assembly

Chi Feng, Gangcheng Jiao, Wei Cheng, Chaxia Peng, Zhuang Miao

Proceedings Volume 8912, 891217 (2013) https://doi.org/10.1117/12.2034461

KEYWORDS: Gallium arsenide, Luminescence, Glasses, Refractive index, Reflectivity, Interfaces, Diffusion, Crystals, Reflection, Standards development

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Proceedings Article | 16 August 2013 Paper

InGaAs/InP photocathode grown by solid-source MBE

Gang-cheng Jiao, Xiao-bing Xu, Lian-dong Zhang, Shu-fei Wang, Cha-xia Peng, Wei Cheng, Cang-lu Hu, Yu-jian Zhou, Chi Feng

Proceedings Volume 8912, 891216 (2013) https://doi.org/10.1117/12.2034460

KEYWORDS: Crystals, Doping, Gallium, Near infrared, Heterojunctions, Beryllium, Solids, X-rays, Atomic force microscopy, Indium gallium arsenide

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Proceedings Article | 16 August 2013 Paper

Research of data retention in EEPROM cells

Wei Cheng, Ni Zhang, Cang-lu Hu, Gang-cheng Jiao, Zhuang Miao, Ling-yun Fu, Feng Liu

Proceedings Volume 8912, 89120V (2013) https://doi.org/10.1117/12.2033790

KEYWORDS: Oxides, Data storage, Chemical reactions, Failure analysis, Analytical research, Capacitance, Reliability, Chemical analysis, Accelerated life testing, Process control

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Showing 5 of 8 publications

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