Mr. Junhua Cheng Profile

Junhua Cheng

at Chongqing Univ of Technology

SPIE Involvement:

Author

Publications (8)

Proceedings Article | 2 December 2020 Paper

Fiber optic acoustic emission sensing system using a SOA-based fiber ring laser

Junhua Cheng, Chuanyi Tao, Xuhai Jiang, Jingke Li, Jing Zhang, Yan Zhao, Jianjun Xiao, Liming Mao

Proceedings Volume 11717, 117171D (2020) https://doi.org/10.1117/12.2586636

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Proceedings Article | 2 December 2020 Paper

Fiber optic wrist pulse sensor for health monitoring in the home

Jingke Li, Chuanyi Tao, Na Li, Junhua Cheng

Proceedings Volume 11717, 117170U (2020) https://doi.org/10.1117/12.2585284

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Proceedings Article | 10 October 2020 Presentation + Paper

Design and modeling of Mach-Zehnder type electro-optic modulators: balanced and unbalanced interferometers

Jianjun Xiao, Chuanyi Tao, Jingke Li, Yan Zhao, Jing Zhang, Xuhai Jiang, Junhua Cheng

Proceedings Volume 11547, 115470K (2020) https://doi.org/10.1117/12.2573717

KEYWORDS: Waveguides, Modulators, Interferometers, Electrooptic modulators, Electro optical modeling, Directional couplers, Silicon, Optical modulators, Numerical analysis

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Proceedings Article | 10 October 2020 Poster + Presentation + Paper

A non-invasive optical fiber pulse sensor using a single-mode thin-core fiber for home health monitoring

Jingke Li, Chuanyi Tao, Na Li, Weihui Li, Jianjun Xiao, Yan Zhao, Jing Zhang, Xuhai Jiang, Junhua Cheng, Liming Mao

Proceedings Volume 11554, 115541B (2020) https://doi.org/10.1117/12.2573703

KEYWORDS: Sensors, Optical fibers, Signal detection, Fiber optics sensors, Signal processing, Blood pressure, Lung cancer, Cardiovascular system, Structured optical fibers, Single mode fibers

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Proceedings Article | 20 November 2019 Paper

Arrayed waveguide grating-based high-frequency ultrasonic sensors

Jing Zhang, Chuanyi Tao, Jingke Li, Xuhai Jiang, Junhua Cheng, Na Li, Liming Mao, Yan Zhao, Jianjun Xiao

Proceedings Volume 11191, 111910L (2019) https://doi.org/10.1117/12.2536424

KEYWORDS: Waveguides, Ultrasonics, Sensors, Fiber Bragg gratings, Waveguide sensors, Fiber lasers, Demodulation, Fiber optics sensors, Fiber amplifiers, Demultiplexers

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Proceedings Article | 20 November 2019 Paper

Intensity-modulated optical fiber sensor for static strain and vibration monitoring

Na Li, Jingke Li, Chuanyi Tao, Junhua Cheng, Xuhai Jiang, Jing Zhang, Liming Mao, Jianjun Xiao, Yan Zhao

Proceedings Volume 11191, 111910T (2019) https://doi.org/10.1117/12.2536427

KEYWORDS: Sensors, Fiber optics sensors, Buildings, Aerospace engineering, Fiber Bragg gratings, Structural health monitoring, Bridges, Natural disasters, Optical fibers, Adhesives

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Proceedings Article | 27 March 2019 Paper

Fiber-ring laser sensor system using a fiber Fabry-Pérot filter for ultrasound detection

Liming Mao, Chuanyi Tao, Jingke Li, Xuhai Jiang, Junhua Cheng, Jing Zhang

Proceedings Volume 10970, 109702T (2019) https://doi.org/10.1117/12.2514215

KEYWORDS: Fiber Bragg gratings, Sensors, Optical filters, Signal detection, Fiber lasers, Demodulation, Fiber optics sensors, Electronic filtering, Ultrasonics, Semiconductor lasers

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Proceedings Article | 23 October 2018 Paper

Detection of dynamic signals from fiber Bragg grating sensors based on two-wave mixing in saturable Er-doped fiber

Rong Chen, Chuanyi Tao, Jingke Li, Junhua Cheng, Liming Mao, Na Li

Proceedings Volume 10821, 108211H (2018) https://doi.org/10.1117/12.2500829

KEYWORDS: Signal detection, Fiber Bragg gratings, Sensors, Two wave mixing, Fiber lasers, Oscilloscopes, Ultrasonics, Reflectors

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Showing 5 of 8 publications

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