Title :
Ultrawide wavelength tuning with single longitudinal mode by Super Structure Grating (SSG) DBR Lasers
Author :
Tohmori, Yuichi ; Yoshikuni, Yuzo ; Tamamura, Toshiaki ; Yamamoto, Mitsuo ; Kondo, Yasuhiro ; Ishii, Hiroyuki
Author_Institution :
NTT Opto-electronics Labs
Abstract :
Ultrawide tuning was demonstrated in Butt-Joint DBR lasers with super structure grating. Tuning range of 63 nm with keeping SLM under CW was investigated. Threshold current variation in the tuning range of 50 nm was as low as 5.0 - 9.5 mA.
Keywords :
Distributed Bragg reflectors; Electrons; Gratings; Laser modes; Laser tuning; Optical reflection; Optical tuning; Refractive index; Threshold current; Tunable circuits and devices;
Conference_Titel :
Semiconductor Laser Conference , 1992. Conference Digest. 13th IEEE International
Conference_Location :
Kagazwa, Japan
Print_ISBN :
4-930813-51-4
DOI :
10.1109/ISLC.1992.763666
