Title :
Laterally-coupled dual-grating distributed feedback lasers for generating mode-beat terahertz signals
Author :
Lianping Hou ; Haji, Mohsin ; Eddie, Iain ; Hongliang Zhu ; Marsh, John H.
Author_Institution :
Sch. of Eng., Univ. of Glasgow, Glasgow, UK
Abstract :
We present a laterally-coupled AlGaInAs/InP DFB laser emitting two longitudinal modes simultaneously within the same cavity and integrated with EAM. A stable 0.82 THz beating signal was observed over a wide range of bias parameters.
Keywords :
III-V semiconductors; aluminium compounds; diffraction gratings; distributed feedback lasers; electro-optical modulation; electroabsorption; gallium arsenide; indium compounds; laser cavity resonators; laser modes; microwave photonics; quantum well lasers; terahertz wave generation; AlGaInAs-InP; EAM; bias parameters; cavity; electroabsorption modulator; frequency 0.82 THz; laterally-coupled DFB laser; laterally-coupled dual-grating distributed feedback lasers; longitudinal modes; mode-beat terahertz signal generation; stable THz beating signal; Cavity resonators; Gratings; Optical device fabrication; Optical mixing; Optical pulses; Optical variables measurement;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2015 Conference on
Conference_Location :
San Jose, CA
