Dr. Qiao Sun Profile

Dr. Qiao Sun

at National Institute of Metrology

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Author

Publications (9)

Proceedings Article | 7 March 2019 Paper

Establishment of standard device for high rotational speed generation

Qiao Sun, Jie Bai, Lei Du, Zhe Fan, Hongbo Hu

Proceedings Volume 11053, 110530U (2019) https://doi.org/10.1117/12.2517180

KEYWORDS: Calibration, Control systems, Standards development, Field programmable gate arrays, Process control, Metrology, Scientific research, Sensors

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Proceedings Article | 7 March 2019 Paper

Field test method and standard instruments for verification of traffic speed meters based on test vehicle

Lei Du, Qiao Sun, Jie Bai, Zhe Fan

Proceedings Volume 11053, 110534F (2019) https://doi.org/10.1117/12.2513377

KEYWORDS: Sensors, Global Positioning System, Doppler effect, Radar, Radar sensor technology, Roads, Metrology, Calibration, Standards development, Legal

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Proceedings Article | 7 March 2019 Paper

Online test method and standard instruments for verification of traffic speed meters based on actual traffic

Lei Du, Qiao Sun, Jie Bai, Zhe Fan

Proceedings Volume 11053, 110534E (2019) https://doi.org/10.1117/12.2513376

KEYWORDS: Sensors, Radar, 3D imaging standards, Error analysis, Metrology, Roads, Photography, 3D acquisition, Signal processing, Radar signal processing

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Proceedings Article | 6 March 2015 Paper

Implementation of primary low-g shock standard for laser interferometry

Qiao Sun, Jian-lin Wang, Hong-bo Hu

Proceedings Volume 9446, 94463T (2015) https://doi.org/10.1117/12.2181488

KEYWORDS: Calibration, Standards development, Interferometers, Metrology, Electromagnetism, Laser interferometry, Heterodyning, Signal processing, Software development, Silica

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Proceedings Article | 6 March 2015 Paper

Uncertainty evaluation for field experimental standard of vehicle speed-measuring devices in actual traffic

Lei Du, Qiao Sun, Yin Bai, Jie Bai, Changqing Cai, Yue Zhang

Proceedings Volume 9446, 94460H (2015) https://doi.org/10.1117/12.2087004

KEYWORDS: Radar, Error analysis, Signal processing, Doppler effect, Metrology, Sensors, Distance measurement, Standards development, Photography, Time metrology

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Proceedings Article | 6 March 2015 Paper

Calibration of GPS based high accuracy speed meter for vehicles

Yin Bai, Qiao Sun, Lei Du, Mei Yu, Jie Bai

Proceedings Volume 9446, 94460O (2015) https://doi.org/10.1117/12.2178005

KEYWORDS: Global Positioning System, Calibration, Error analysis, Satellites, Receivers, Optical sensors, Doppler effect, Clocks, Metrology, Roads

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Proceedings Article | 31 January 2013 Paper

Standard equipment for pattern approval field test of vehicle speed-measuring devices for traffic law enforcement in China

Lei Du, Qiao Sun, Changqing Cai, Yue Zhang, Hongbo Hu

Proceedings Volume 8759, 87591E (2013) https://doi.org/10.1117/12.2014750

KEYWORDS: Radar, LIDAR, Doppler effect, Error analysis, Metrology, Antennas, Sensors, Signal processing, Roads, Measurement devices

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Proceedings Article | 16 November 2011 Paper

A novel implementation of homodyne time interval analysis method for primary vibration calibration

Qiao Sun, Ling Zhou, Chenguang Cai, Hongbo Hu

Proceedings Volume 8321, 83212K (2011) https://doi.org/10.1117/12.905077

KEYWORDS: Calibration, Interferometers, Homodyne detection, Phase shifts, Phase measurement, Michelson interferometers, Data acquisition, Time metrology, Metrology, Demodulation

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Proceedings Article | 12 May 2005 Paper

The sensitivity analysis of microwave radiometer's brightness temperature and geophysical parameters

Qiang Sun, Daren Lu

Proceedings Volume 5832, (2005) https://doi.org/10.1117/12.619873

KEYWORDS: Microwave radiation, Clouds, Liquids, Radiometry, Atmospheric modeling, Meteorological satellites, Atmospheric physics, Imaging systems, Atmospheric optics, Error analysis

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Showing 5 of 9 publications

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