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Active and Passive Electronic Components
Volume 16, Issue 2, Pages 101-103

A Brief Note on Coherent Feedback in Semiconductor Lasers

C./Julio Palacios, 11,9ºB, Madrid 28029, Spain

Received 12 August 1993; Accepted 10 September 1993

Copyright © 1994 Hindawi Publishing Corporation. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.


Some aspects on coherent feedback in a laser diode are investigated. In particular, weak optical feedback is considered in the context of the feedback-induced frequency shift. In addition, the Lang-Kobayashi equations are considered.