共 8 条
Widely tunable sampled grating DBR laser with integrated electroabsorption modulator
被引:113
作者:
Mason, B
[1
]
Fish, GA
[1
]
DenBaars, SP
[1
]
Coldren, LA
[1
]
机构:
[1] Univ Calif Santa Barbara, Dept Elect & Comp Engn, Santa Barbara, CA 93103 USA
关键词:
buried heterostructure;
distributed Bragg reflector lasers;
indium phosphide;
modulators;
quantum-well lasers;
tunable lasers;
waveguide lasers;
D O I:
10.1109/68.766769
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:
We report on the development of the first widely tunable semiconductor laser with an integrated electroabsorption modulator. The laser is a four-section buried-ridge sampled-grating distributed Bragg reflector design. It has a 41-nm continuous tuning range with a maximum tuning current of 23.5 mA for the back mirror and 21 mA for the front mirror, The modulator is based on a 0.87-eV bandgap bulk waveguide structure. It is capable of producing more than 22 dB of optical extinction over the entire tuning range of the laser with a -4.0-V bias.
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页码:638 / 640
页数:3
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