Dr. Dejun Feng Profile

Dr. Dejun Feng

at Shandong Univ

SPIE Involvement:

Author

Publications (11)

Proceedings Article | 9 November 2018 Paper

Numerical simulation and experimental studies on soliton self-frequency shift in single-mode optical fiber

Defei Kong, Dongfang Jia, Dejun Feng, Chunfeng Ge, Zhaoying Wang, Tianxin Yang

Proceedings Volume 10825, 1082511 (2018) https://doi.org/10.1117/12.2327107

KEYWORDS: Solitons, Dispersion, Optical fibers, Single mode fibers, Nonlinear optics, Numerical simulations, Picosecond phenomena, Raman spectroscopy, Optical solitons, Pulsed laser operation

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Proceedings Article | 24 July 2018 Paper

Study on all-optical 2R regeneration at 40 Gbit/s based on SPM

Defei Kong, Dongfang Jia, Dejun Feng, Chunfeng Ge, Zhaoying Wang, Tianxin Yang, Da Xing

Proceedings Volume 10827, 108272G (2018) https://doi.org/10.1117/12.2326826

KEYWORDS: Optical filters, Optical amplifiers, Bandpass filters, Fiber optic communications, Nonlinear optics, Nonlinear filtering, Signal to noise ratio

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SPIE Journal Paper | 20 October 2016

Tunable dual-wavelength passively mode-locked thulium-doped fiber laser using carbon nanotube

Chuanning Niu, Zhaokun Wang, Jiayang Zhang, Ting Yu, Jun Zhou, Nan Li, Guanshi Qin, Ding Ning, Fujun Zhang, Dejun Feng

OE, Vol. 55, Issue 10, 106115, (October 2016) https://doi.org/10.1117/12.10.1117/1.OE.55.10.106115

KEYWORDS: Mode locking, Fiber lasers, Carbon nanotubes, Polarization, Single walled carbon nanotubes, Solitons, Continuous wave operation, Pulsed laser operation, Lithium, Mirrors

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SPIE Journal Paper | 23 December 2014

Method for tuning chirp ratio of fiber gratings without central wavelength shift

Guanxiu Liu, Dejun Feng, Maosen Zhang, Dongfang Jia

OE, Vol. 53, Issue 12, 124105, (December 2014) https://doi.org/10.1117/12.10.1117/1.OE.53.12.124105

KEYWORDS: Fiber Bragg gratings, Reflectivity, Sensors, Optical engineering, Optical simulations, Temperature metrology, Reflection, Picosecond phenomena, Information science, Optoelectronics

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Proceedings Article | 17 September 2013 Paper

Linearly polarized operation of a Yb3+-doped double-clad fiber laser

De-jun Feng, Wen-yu Huang, Pei-pei Zhang, Jun Zhou, Xi-jia Gu

Proceedings Volume 8904, 89041L (2013) https://doi.org/10.1117/12.2034953

KEYWORDS: Polarization, Fiber lasers, Phase modulation, Fiber Bragg gratings, Laser resonators, Reflectivity, Signal to noise ratio, Polarizers, Beam splitters, Polarization maintaining fibers

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Proceedings Article | 21 August 2013 Paper

Comparison of dispersion compensation for DQPSK modulated formats in 100Gbps DWDM optical communication system

Pei-pei Zhang, De-jun Feng, Wen-yu Huang, Dong-fang Jia

Proceedings Volume 8906, 89061E (2013) https://doi.org/10.1117/12.2033307

KEYWORDS: Dense wavelength division multiplexing, Modulation, Single mode fibers, Telecommunications, Eye, Optical communications, Phase shift keying, Receivers, Neodymium, Dispersion

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Proceedings Article | 9 February 2009 Paper

Study of chirped fiber Bragg gratings apodized with different apodization length ratios

Dejun Feng, Mingshuang Lv, Xia Gao, Mingshun Jiang, Qingmei Sui

Proceedings Volume 7158, 715819 (2009) https://doi.org/10.1117/12.807044

KEYWORDS: Apodization, Fiber Bragg gratings, Dispersion, Reflectivity, Picosecond phenomena, Wavelength division multiplexing, Fabrication, Process modeling, Refractive index, Modulation

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Proceedings Article | 9 February 2009 Paper

Design of a multi-channel mechanically induced long period fiber gratings module

Dejun Feng, Xia Gao, Mingshuang Lv, Mingshun Jiang, Qingmei Sui

Proceedings Volume 7158, 71581A (2009) https://doi.org/10.1117/12.807047

KEYWORDS: Optical filters, Optical design, Refractive index, Modulation, Carbon dioxide lasers, Mechanically induced long-period fiber gratings, Optical simulations, Photoelasticity, Fiber lasers, Carbon dioxide

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Proceedings Article | 31 December 2008 Paper

Development of distributed temperature sensor based on single-mode fiber

Mingshun Jiang, Jing Wang, Dejun Feng, Qingmei Sui

Proceedings Volume 7130, 713014 (2008) https://doi.org/10.1117/12.819578

KEYWORDS: Raman scattering, Data acquisition, Temperature metrology, Data storage, Backscatter, Scattering, Temperature sensors, Optical fibers, Raman spectroscopy, Pulsed laser operation

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Proceedings Article | 19 November 2008 Paper

The metropolitan VoD system based on ethernet/SCM PON

Wei Ji, Hongliang Yang, Dejun Feng, Yang Liu, Jande Sun

Proceedings Volume 7137, 71373O (2008) https://doi.org/10.1117/12.802131

KEYWORDS: Wavelength division multiplexing, Video, Passive optical networks, Fiber to the x, Numerical analysis, Multiplexing, Network architectures, Televisions, Quadrature amplitude modulation, Modulation

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Proceedings Article | 4 January 2008 Paper

Influence of temperature on holographic gratings fabricated in photopolymer

Dejun Feng

Proceedings Volume 6837, 683717 (2008) https://doi.org/10.1117/12.757066

KEYWORDS: Diffraction gratings, Diffraction, Temperature metrology, Holography, Modulation, Polymers, Helium neon lasers, Heat treatments, Refractive index, Diffusion

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Showing 5 of 11 publications

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