STABLE OPERATION (OVER 5000-H) OF HIGH-POWER 0.98-MUM INGAAS GAAS STRAINED QUANTUM-WELL RIDGE WAVE-GUIDE LASERS FOR PUMPING ER3+-DOPED FIBER AMPLIFIERS

被引:35
|
作者
OKAYASU, M
FUKUDA, M
TAKESHITA, T
UEHARA, S
机构
[1] NTT Optoelectronics Laboratories, Atsugi-shi, Kanagawa, 243-01, 3-1, Morinosato Wakamiya
关键词
D O I
10.1109/68.60760
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
A maximum output power of 115 mW and a slope efficiency of 0.92 W/ A have been achieved in 0.98-μm InGaAs strained quantum well lasers with a 3-μm-wide ridge waveguide structure for efficient fiber coupling. Stable operation of over 5000 h under 50†C constant power operation with an optical power density of 3.9 MW/cm2 has been demonstrated with a degradation rate as low as 5 x 10 -6 per hour. These results show this device is promising as a practical pumping source for Er3+-doped fiber optical amplifiers. © 1990 IEEE
引用
收藏
页码:689 / 691
页数:3
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