SUBNANOSECOND TUNABLE DISTRIBUTED-BRAGG-REFLECTOR LASERS WITH AN ELECTROOPTICAL BRAGG SECTION

被引:11
作者
DELORME, F
SLEMPKES, S
RAMDANE, A
ROSE, B
NAKAJIMA, H
机构
[1] France Telecom-CNET/ PAB
关键词
D O I
10.1109/2944.401221
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
For the first time, a DBR laser with an electrooptical Bragg section is reported for fast wavelength tuning operation. This structure is based on the photonic integration of a Fabry-Perot buried ridge stripe laser with a ridge waveguide modulator in which the grating is etched, By proper structure design and adjustment of the Franz-Keldysh quaternary gap used in the Bragg section, a 2.5-nm tuning range with six distinct modes is obtained for a -4 V voltage applied to the Bragg section, Under this tuning, the optical-output power variation is limited to 2.5 dB for a 370-mu m DBR length, Using this concept, me measured the best switching time between different wavelength channels ever reported on DBR lasers, on this device: 500 ps independently of the wavelength shift.
引用
收藏
页码:396 / 400
页数:5
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