Modeling and Simulation of Electrostatically Actuated Micromechanical Devices

5/18/99

 

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Table of Contents

PPT Slide

Outline

Hello, world!

How Small is Micro?

Electromechanics in Action

Micromachined Microwave Switch

Physical Models

Simulation Models

Outline

Wheel of Fortune

MUMPs Process Flow

Facts of Life

Effects of Gold

Device Parameters

Abaqus 2D Simulations

Outline

Characterization of Pull-in

Buckling Amplitude

Pull-in Voltage

Pull-in Behavior

Precision and Consistency

Extrapolation

Measurements

Sub-Conclusions

Outline

Contact Electromechanics

Rigid Contact Surface

Contact Surface Measurement

Compressible Contact Surface

Dielectric Charging

Dielectric Charging Model

Sub-Conclusions

Outline

Actuator with Extended Travel

Parasitic Capacitances

Deformation in 2D

Folded Capacitor Concept

Folded Capacitor Profile

Fabricated Devices