Title :
Buried heterostructure DFB laser integrated with ridge waveguide electroabsorption modulator with over 20 GHz bandwidth
Author :
Nakamura, Koji ; Oshiba, Saeko ; Horikawa, Hideaki
Author_Institution :
R&D Group, Oki Electr. Ind. Co. Ltd., Tokyo, Japan
Abstract :
A buried heterostructure laser and a ridge waveguide modulator have been successfully integrated using a novel taper-jointed coupling technique. The laser exhibited a low threshold of 8.6 mA, a small α-parameter of 0 at -2 V bias and a wide modulation bandwidth over 20 GHz
Keywords :
ridge waveguides; 0 to -2 V; 20 GHz; 8.6 mA; GHz bandwidth; MQW lasers; buried heterostructure DFB laser integration; low threshold; ridge waveguide electroabsorption modulator; small α-parameter; taper-jointed coupling technique; wide modulation bandwidth;
Conference_Titel :
Integrated Optics and Optical Fibre Communications, 11th International Conference on, and 23rd European Conference on Optical Communications (Conf. Publ. No.: 448)
Conference_Location :
Edinburgh
Print_ISBN :
0-85296-697-0
DOI :
10.1049/cp:19971395
