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Stability of a monolithic integrated filtered-feedback laser.

Jing Zhao¹, Daan Lenstra, Rui Santos

¹COBRA Institute, Photonic Integration Group, Eindhoven University of Technology, PO Box 513, 5600MB Eindhoven, the Netherlands. j.zhao@tue.nl

|December 25, 2012

Summary

We studied the stability of a single-mode integrated filtered-feedback laser. Our findings show good agreement between experimental measurements and theoretical models for feedback-induced dynamics.

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Area of Science:

Photonics
Laser Physics
Optical Engineering

Background:

Integrated lasers are crucial for optical communication.
Filtered feedback can enhance laser performance.
Understanding feedback dynamics is key to laser stability.

Purpose of the Study:

Investigate the stability of a single-mode integrated filtered-feedback laser.
Analyze the impact of electrically controlled feedback phase on laser stability.
Compare experimental results with theoretical models.

Main Methods:

Experimental measurements of laser stability.
Theoretical stability analysis.
Investigation of feedback-induced dynamics.

Main Results:

Laser stability is dependent on the feedback phase.
Experimental data shows good qualitative agreement with theoretical predictions.
Feedback-induced dynamics were successfully interpreted.

Conclusions:

The study provides insights into the stability mechanisms of filtered-feedback lasers.
The findings validate the theoretical model for conventional feedback.
This work contributes to the design of stable integrated laser systems.