Power equalized wavelength-selective fiber lasers using fiber Bragg gratings

被引:18
作者
Liaw, SK [1 ]
Lee, CC
Ho, KP
Chi, S
机构
[1] Natl Chiao Tung Univ, Inst Electroopt Engn, Hsinchu 300, Taiwan
[2] Chinese Univ Hong Kong, Dept Informat Engn, Sha Tin 100083, NT, Peoples R China
[3] Chung Hwa Telecom Labs, Outside Plant Lab, Yangmei 326, Taiwan
关键词
fiber ring laser; fiber Bragg grating; power equalization; signal-to-noise ratio (SNR); WDM;
D O I
10.1016/S0030-4018(98)00406-4
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
A fiber Bragg grating (FBG) based multi-wavelength ring laser is experimentally investigated in this paper. The lasing wavelengths can be dynamically selected by using a 1 x N optical switch. Micro-bender between FBGs is used as variable attenuator to equalize the output power for each lasing wavelength. By using passive multi-ring cavities (MRC) method, single- or dual-wavelength laser of equal output power is demonstrated for a signal-to-noise ratio (SNR) of 63 dB and a narrow linewidth of 3 kHz. (C) 1998 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:255 / 259
页数:5
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