Title :
On-chip electro-thermal beam steering based on slow-light Bragg reflector waveguide laterally integrated with VCSEL
Author :
Shimada, Toshikazu ; Matsutani, Akihiro ; Koyama, Fumio
Author_Institution :
Photonics Integration Syst. Res. Center, Tokyo Inst. of Technol., Yokohama, Japan
Abstract :
We demonstrate on-chip beam steering based on a slow-light Bragg reflector waveguide laterally integrated with VCSEL. Electro-thermal tuning of the slow-light waveguide enables continuous beam steering over 9° with a diffraction-limited divergence angle of 2.2°.
Keywords :
beam steering; diffraction gratings; laser tuning; optical waveguides; slow light; surface emitting lasers; VCSEL; continuous beam steering; diffraction-limited divergence angle; electro-thermal tuning; on-chip electro-thermal beam steering; slow-light Bragg reflector waveguide; Distributed Bragg reflectors; Optical device fabrication; Optical diffraction; Oxidation; Photonics; Stimulated emission; Vertical cavity surface emitting lasers;
Conference_Titel :
Photonics Conference (IPC), 2012 IEEE
Conference_Location :
Burlingame, CA
Print_ISBN :
978-1-4577-0731-5
DOI :
10.1109/IPCon.2012.6358583
