A stable smoothly wavelength-tunable picosecond pulse generator

被引:49
作者
Duan, LZ [1 ]
Richardson, CJK [1 ]
Hu, ZY [1 ]
Dagenais, M [1 ]
Goldhar, J [1 ]
机构
[1] Univ Maryland, Dept Elect & Comp Engn, College Pk, MD 20742 USA
关键词
mode-locked lasers; noise; optical fiber dispersion; optical fiber lasers; semiconductor optical amplifiers; wavelength tuning;
D O I
10.1109/LPT.2002.1003111
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
Smooth wavelength tuning over 10 nm has been realized in a dispersion-tuned harmonically mode-locked fiber ring laser. Supermode noise is suppressed by 13 dB by adding a semiconductor optical amplifier (SOA) into the cavity and the suppression improves as the SOA gain increases. 5.3-ps pulses are obtained at a repetition rate of 10 GHz. A simple numerical model demonstrates the effects of the intracavity dispersion and the SOA on the pulse characteristics.
引用
收藏
页码:840 / 842
页数:3
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