FM RESPONSE OF NARROW-LINEWIDTH, MULTIELECTRODE LAMBDA-L-4 SHIFT DFB LASER

被引:27
作者
OGITA, S [1 ]
KOTAKI, Y [1 ]
MATSUDA, M [1 ]
KUWAHARA, Y [1 ]
ONAKA, H [1 ]
MIYATA, H [1 ]
ISHIKAWA, H [1 ]
机构
[1] FUJITSU LABS LTD,KAWASAKI,KANAGAWA 211,JAPAN
关键词
D O I
10.1109/68.50876
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
Flat FM response from 100 kHz to 15 GHz was achieved in our newly developed multielectrode DFB laser. A λ/4-shifted corrugation and a 1200-μm-long cavity were very effective not only to reduce the linewidth less than 1 MHz, but also to make FM response flat by the selective current injection. We confirmed the clear eye openings under 155 Mb/s and 10 Gb/s NRZ pseudorandom pulse FSK modulation. © 1990 IEEE
引用
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页码:165 / 166
页数:2
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