This tutorial presents a guided tour of laser feedback interferometry, from its origin and early
development through its implementation to a slew of sensing applications, including …

The laser diode self-mixing (or feedback) interferometric technique is reviewed as a general
tool for remote sensing applications. The operating principle is outlined, and the attainable …

In this chapter, we discuss the oscillation conditions for semiconductor lasers and, then,
derive the rate equations, which are the starting points of the study of chaotic dynamics in …

A review of recent experimental and theoretical results concerning laser diode self-mixing
velocimetry is presented, showing that this technique can be deployed to measure velocity …

A semiconductor laser subject to moderate optical feedback has been used to design an
interferometric displacement sensor. The autoadaptative signal processing presented in this …

The principle and the experimental realization of a new type of laser vibrometer based on
the self-mixing interference effect in a laser diode are presented. The self-mixing …

Approaches that are, to our knowledge, novel, are proposed in this paper to improve the
accuracy performance of self-mixing interferometry (SMI) for displacement measurement …

We review laser diode feedback interferometry as a general tool for sensing applications.
After outlining the basic principles and the theoretical approaches used to describe the …

The spectral properties of a laser diode are modified when the optical beam is back-
scattered into the active cavity of the laser. Based on the use of this optical feedback, the self …

We develop a self-mixing laser interferometer for the measurement of displacements on a
generic target surface. The measurement is based on the bright-speckle tracking, a …