A novel linear cavity erbium-doped fiber (EDF) laser based on a structured chirped fiber Bragg grating (CFBG) filter is proposed for stable single-polarization (SP) single-longitudinal-mode (SLM) operation. For the first time, to the best of our knowledge, a structured CFBG filter with an ultra narrow transmission band which is generated by tapering directly on CFBG is used to select the laser longitudinal mode. The SLM operation is obtained by using the structured CFBG together with an unpumped EDFacting as a saturable absorber. The fluctuations of the laser peak power and center wavelength are less than 0.07 dB and 1 pm in 1 h, respectively. The stable SP operation is achieved by using the inline broadband polarizer. The measured 20 dB laser linewidth is about 27.7 kHz, which indicates the laser linewidth is approximately 1.39 kHz FWHM. (C) 2014 Optical Society of America
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Hong Kong Polytech Univ, Dept Elect Engn, Kowloon, Hong Kong, Peoples R ChinaHong Kong Polytech Univ, Dept Elect Engn, Kowloon, Hong Kong, Peoples R China
He, Xiaoying
Fang, Xia
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Hong Kong Polytech Univ, Dept Elect Engn, Kowloon, Hong Kong, Peoples R ChinaHong Kong Polytech Univ, Dept Elect Engn, Kowloon, Hong Kong, Peoples R China
Fang, Xia
Liao, Changrui
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Hong Kong Polytech Univ, Dept Elect Engn, Kowloon, Hong Kong, Peoples R ChinaHong Kong Polytech Univ, Dept Elect Engn, Kowloon, Hong Kong, Peoples R China
Liao, Changrui
Wang, D. N.
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Hong Kong Polytech Univ, Dept Elect Engn, Kowloon, Hong Kong, Peoples R ChinaHong Kong Polytech Univ, Dept Elect Engn, Kowloon, Hong Kong, Peoples R China
Wang, D. N.
Sun, Junqiang
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Huazhong Univ Sci & Technol, Wuhan Natl Lab Optoelect, Wuhan 430074, Peoples R ChinaHong Kong Polytech Univ, Dept Elect Engn, Kowloon, Hong Kong, Peoples R China
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Univ Hong Kong, Dept Elect & Elect Engn, Hong Kong, Hong Kong, Peoples R ChinaUniv Hong Kong, Dept Elect & Elect Engn, Hong Kong, Hong Kong, Peoples R China
Li, Bowen
Wei, Xiaoming
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Univ Hong Kong, Dept Elect & Elect Engn, Hong Kong, Hong Kong, Peoples R ChinaUniv Hong Kong, Dept Elect & Elect Engn, Hong Kong, Hong Kong, Peoples R China
Wei, Xiaoming
Wang, Xie
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Univ Hong Kong, Dept Elect & Elect Engn, Hong Kong, Hong Kong, Peoples R ChinaUniv Hong Kong, Dept Elect & Elect Engn, Hong Kong, Hong Kong, Peoples R China
Wang, Xie
Wong, Kenneth Kin-Yip
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Univ Hong Kong, Dept Elect & Elect Engn, Hong Kong, Hong Kong, Peoples R ChinaUniv Hong Kong, Dept Elect & Elect Engn, Hong Kong, Hong Kong, Peoples R China
机构:
Hong Kong Polytech Univ, Dept Elect Engn, Kowloon, Hong Kong, Peoples R ChinaHong Kong Polytech Univ, Dept Elect Engn, Kowloon, Hong Kong, Peoples R China
He, Xiaoying
Fang, Xia
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Hong Kong Polytech Univ, Dept Elect Engn, Kowloon, Hong Kong, Peoples R ChinaHong Kong Polytech Univ, Dept Elect Engn, Kowloon, Hong Kong, Peoples R China
Fang, Xia
Liao, Changrui
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Hong Kong Polytech Univ, Dept Elect Engn, Kowloon, Hong Kong, Peoples R ChinaHong Kong Polytech Univ, Dept Elect Engn, Kowloon, Hong Kong, Peoples R China
Liao, Changrui
Wang, D. N.
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Hong Kong Polytech Univ, Dept Elect Engn, Kowloon, Hong Kong, Peoples R ChinaHong Kong Polytech Univ, Dept Elect Engn, Kowloon, Hong Kong, Peoples R China
Wang, D. N.
Sun, Junqiang
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Huazhong Univ Sci & Technol, Wuhan Natl Lab Optoelect, Wuhan 430074, Peoples R ChinaHong Kong Polytech Univ, Dept Elect Engn, Kowloon, Hong Kong, Peoples R China
机构:
Univ Hong Kong, Dept Elect & Elect Engn, Hong Kong, Hong Kong, Peoples R ChinaUniv Hong Kong, Dept Elect & Elect Engn, Hong Kong, Hong Kong, Peoples R China
Li, Bowen
Wei, Xiaoming
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Univ Hong Kong, Dept Elect & Elect Engn, Hong Kong, Hong Kong, Peoples R ChinaUniv Hong Kong, Dept Elect & Elect Engn, Hong Kong, Hong Kong, Peoples R China
Wei, Xiaoming
Wang, Xie
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Univ Hong Kong, Dept Elect & Elect Engn, Hong Kong, Hong Kong, Peoples R ChinaUniv Hong Kong, Dept Elect & Elect Engn, Hong Kong, Hong Kong, Peoples R China
Wang, Xie
Wong, Kenneth Kin-Yip
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Univ Hong Kong, Dept Elect & Elect Engn, Hong Kong, Hong Kong, Peoples R ChinaUniv Hong Kong, Dept Elect & Elect Engn, Hong Kong, Hong Kong, Peoples R China