A tip-tilt-piston piezoelectric scanning micromirror with folded PZT unimorph actuators

  • W. Liao
  • , W. Liu
  • , J. E. Rogers
  • , Y. Tang
  • , B. P. Wang
  • , H. Xie

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

This paper presents the design, fabrication and characterization of a novel tip-tilt-piston (TTP) scanning micromirror actuated by an array of folded piezoelectric unimorph actuators. The micromirror can perform rotational scanning around two in-plane orthogonal axes as well as out-of-plane piston motion The measured resonant frequencies are 112Hz (piston), 346Hz (along x-axis rotation), 1.38kHz (along y-axis rotation) and 4.87kHz (torsional rotation), respectively. The chip size is 4.3mm×2.5mm and the mirror plate is 1.0mm×1.5mm.

Original languageEnglish
Title of host publication2013 Transducers and Eurosensors XXVII
Subtitle of host publicationThe 17th International Conference on Solid-State Sensors, Actuators and Microsystems, TRANSDUCERS and EUROSENSORS 2013
Pages526-529
Number of pages4
DOIs
Publication statusPublished - 2013
Externally publishedYes
Event2013 17th International Conference on Solid-State Sensors, Actuators and Microsystems, TRANSDUCERS and EUROSENSORS 2013 - Barcelona, Spain
Duration: 16 Jun 201320 Jun 2013

Publication series

Name2013 Transducers and Eurosensors XXVII: The 17th International Conference on Solid-State Sensors, Actuators and Microsystems, TRANSDUCERS and EUROSENSORS 2013

Conference

Conference2013 17th International Conference on Solid-State Sensors, Actuators and Microsystems, TRANSDUCERS and EUROSENSORS 2013
Country/TerritorySpain
CityBarcelona
Period16/06/1320/06/13

Keywords

  • MEMS
  • Micromirror
  • PZT
  • PZT Actuators
  • Piezoelectric
  • Resonance Scanning
  • TTP

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