Title :
Fibre Bragg reflector for mode selection and line-narrowing of injection lasers
Author :
Brinkmeyer, Ernst ; Brennecke, W. ; Z¿¿rn, M. ; Ulrich, Roger
Author_Institution :
Technische Universitÿt Hamburg-Harburg, Hamburg, West Germany
Abstract :
A surface-relief grating on a side-polished single-mode fibre acts as an external Bragg reflector for standard, multilongitudinal-mode 1.3 ¿m injection lasers. With 2 m fibre length, single-mode, 60 kHz linewidth operation at 1 mW is obtained.
Keywords :
fibre optics; laser modes; optical modulation; semiconductor junction lasers; 60 kHz linewidth operation; Bragg reflector; injection lasers; line-narrowing; mode selection; semiconductor laser; single-mode fibre; surface-relief grating;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19860094
