Title :
Thermal and electrical beam steering on a GaInAs/GaAs slow-light Bragg waveguide amplifier
Author :
Xiaodong Gu ; Shimada, Toshikazu ; Fuchida, Ayumi ; Matsutani, Akihiro ; Imamura, Akihiro ; Koyama, Fumio
Author_Institution :
Precision & Intell. Lab., Tokyo Inst. of Technol., Yokohama, Japan
Abstract :
Thermal beam steering over 7° is realized on a slow-light waveguide amplifier with a narrow divergence angle below 0.3°. Measured data well agrees with theoretical calculations. Also we present electro-thermal beam steering by current injection.
Keywords :
III-V semiconductors; beam steering; distributed Bragg reflectors; gallium arsenide; semiconductor optical amplifiers; slow light; waveguide lasers; GaInAs-GaAs; current injection; electrical beam steering; electro-thermal beam steering; narrow divergence angle; slow-light Bragg waveguide amplifier; thermal beam steering; Beam steering; Current measurement; Heating; Laser beams; Optical waveguides; Optimized production technology; Temperature measurement;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2012 Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-4673-1839-6
