Dr. Changren Qiu Profile

Dr. Changren Qiu

at Tianjin Univ

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Publications (2)

Proceedings Article | 28 April 2015 Paper

Gain equalization of FM-EDFA by optimizing ring doping and mode content of the pump with a genetic algorithm

Changren Qiu, Tianxin Yang, Dong fang Jia, Zhaoying Wang, Chunfeng Ge

Proceedings Volume 9362, 93621A (2015) https://doi.org/10.1117/12.2078565

KEYWORDS: Doping, Genetic algorithms, Fiber amplifiers, Optical amplifiers, Erbium, Multiplexing, Ions, Computer simulations, Absorption, Optoelectronics

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Proceedings Article | 29 February 2012 Paper

Novel step-tunable wavelength-swept optical system based on a SSB modulator driven by a RF generator for fiber sensing networks

Tianxin Yang, Changren Qiu, Changle Wang, Zhaoying Wang, Chunfeng Ge, Mei Sang

Proceedings Volume 8259, 825902 (2012) https://doi.org/10.1117/12.907903

KEYWORDS: Modulators, Fiber Bragg gratings, Single sideband modulation, Sensors, Radiofrequency generators, Wavelength tuning, Optical filters, Modulation, Optical networks, Sensing systems

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