Title :
Wavelength tunable in-line Fabry-Perot laser with lateral-grating assisted vertical codirectional coupled filter
Author :
Okai, M. ; Lealman, I.F. ; Rivers, L.J. ; Dix, C. ; Armes, D. ; Perrin, S.D. ; Marshall, P. ; Robertson, M.J.
Author_Institution :
Central Res. Lab., Hitachi Ltd., Tokyo, Japan
fDate :
1/2/1997 12:00:00 AM
Abstract :
The authors report a wavelength tunable laser consisting of an in-line Fabry-Perot laser and lateral-grating assisted vertical codirectional coupled filter. The device can be tuned over 12 discrete 4 nm spaced longitudinal modes giving a total tuning range of 44 nm
Keywords :
Fabry-Perot resonators; diffraction gratings; laser tuning; optical filters; semiconductor lasers; lateral-grating assisted vertical codirectional coupled filter; longitudinal modes; wavelength tunable in-line Fabry-Perot laser;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19970012
