Maximization of constant velocity scan range of electrothermally-actuated micromirror by pulse width modulated drive

TitleMaximization of constant velocity scan range of electrothermally-actuated micromirror by pulse width modulated drive
Publication TypeConference Paper
Year of Publication2009
AuthorsPal, S., and H. Xie
Conference NameOptical MEMS and Nanophotonics, 2009 IEEE/LEOS International Conference on
Date Published08/2010
Conference LocationClearwater Beach, FL
Keywordsactuation, constant velocity scan range, electrothermal micromirrors, micro-optomechanical devices, microactuators, micromirrors, pulse width modulateion, pulse width modulation, PWM
Abstract

Actuation of thermal bimorph-based electrothermal micromirrors by pulse width modulated (PWM) voltage is reported. PWM actuation provides more flexibility over continuous voltage waveforms especially in the case of micromirror arrays.

URLhttp://ieeexplore.ieee.org/xpls/abs_all.jsp?arnumber=5338600
DOI10.1109/OMEMS.2009.5338600