Self-Mode-Locking of a Semiconductor Laser Using Positive Feedback

Dennis J. Derickson, University of California - Santa Barbara
R. J. Helkey, University of California - Santa Barbara
A. Mar, University of California - Santa Barbara
P. A. Morton, University of California - Santa Barbara
J. E. Bowers, University of California - Santa Barbara

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Copyright © 1990 American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. The following article appeared in Applied Physics Letters and may be found at http://dx.doi.org/10.1063/1.102658.

NOTE: At the time of publication, the author Dennis Derickson was not yet affiliated with Cal Poly.

Abstract

A new mode-locking technique, self-mode-locking, is described which uses the detected optical pulses from the mode-locked laser as the active driving source. This technique forms narrow-width mode-locked optical pulses at low repetition rates without the use of a microwave synthesizer