Title :
Monolithic linewidth narrowing of a tunable SG-DBR laser
Author :
Sivananthan, A. ; Hyun-Chul Park ; Mingzhi Lu ; Parker, John S. ; Bloch, Eli ; Johansson, Leif A. ; Rodwell, Mark J. ; Coldren, Larry A.
Author_Institution :
Dept. of Electr. & Comput. Eng., Univ. of California at Santa Barbara, Santa Barbara, CA, USA
Abstract :
We demonstrate an InGaAsP/InP widely-tunable SG-DBR laser integrated with an asymmetric Mach-Zehnder interferometer (AMZI) for frequency stabilization. Negative feedback from the AMZI to the laser phase tuning section reduces the linewidth by a factor of 27.
Keywords :
III-V semiconductors; Mach-Zehnder interferometers; arsenic compounds; distributed Bragg reflector lasers; gallium compounds; indium compounds; integrated optoelectronics; laser feedback; laser frequency stability; laser tuning; optical communication equipment; spectral line narrowing; AMZI; InGaAsP-InP; asymmetric Mach-Zehnder interferometer; frequency stabilization; laser phase tuning section; monolithic linewidth narrowing; tunable SG-DBR laser; Laser feedback; Laser tuning; Optical waveguides; Waveguide lasers;
Conference_Titel :
Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference (OFC/NFOEC), 2013
Conference_Location :
Anaheim, CA
Print_ISBN :
978-1-4799-0457-0
