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Displacement Measurement of A Thermally Actuated Polymer Micro Robotic Gripper Using The Optical Focus Method

Research output: Chapters, Conference Papers, Creative and Literary WorksRGC 32 - Refereed conference paper (with host publication)peer-review

Abstract

With the maturing design of micro electrical mechanism systems, the metrology for MEMS is becoming the hot research in the micro system technology. In this paper, we used the sum-modified-Laplacian (SML) focus measure and depth estimation method to measure the tip deflection of a thermally actuated polymer micro robotic actuator. Twenty-three under-water images of the micro actuator working at the temperature of 42°C have been used to illustrate the idea of measuring the tip deflection using optical focusing method. The results showed in the paper can be used to metrology MEMS. By optical focus method, we can measure the tip defection, which can act as a feedback input to the actuator. So, an accurate control of the motion of actuator can be achieved.
Original languageEnglish
Title of host publicationWCICA 2004 - Fifth World Congress on Intelligent Control and Automation, Conference Proceedings
Pages3800-3804
Volume5
DOIs
Publication statusPublished - Jun 2004
Externally publishedYes
Event5th World Congress on Intelligent Control and Automation, WCICA 2004 - Hangzhou, China
Duration: 15 Jun 200419 Jun 2004

Publication series

NameProceedings of the World Congress on Intelligent Control and Automation (WCICA)

Conference

Conference5th World Congress on Intelligent Control and Automation, WCICA 2004
Abbreviated titleWCICA 2004
PlaceChina
CityHangzhou
Period15/06/0419/06/04

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