Title :
DFB laser with integrated waveguide taper grown by shadow masked MOVPE
Author :
Langley, L.N. ; Robbins, D.J. ; Williams, P.J. ; Reid, T.J. ; Moerman, I. ; Zhang, X. ; Van Daele, P. ; Demeester, P.
Author_Institution :
GEC-Marconi Mater. Technol. Ltd., Towcester, UK
fDate :
4/11/1996 12:00:00 AM
Abstract :
A novel DFB laser structure is reported, it has an integrated waveguide taper and has enabled 29% butt coupling efficiency into cleaved standard singlemode optical fibre. The taper is fabricated using a shadow masked growth technique which results in a 2-D mode matching taper structure
Keywords :
distributed feedback lasers; laser modes; optical fibre couplers; optical transmitters; semiconductor growth; semiconductor lasers; vapour phase epitaxial growth; 29 percent; 2D mode matching taper structure; DFB laser; butt coupling efficiency; cleaved standard singlemode optical fibre; integrated waveguide taper; shadow masked MOVPE;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19960481
