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The Emerging Trends in Electrical and Computer Engineering

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CMOS MEMS at CMU<br />

• Mov<strong>in</strong>g capacitor <strong>in</strong> 0.35 µm CMOS<br />

• Dense comb array provides variable<br />

capacitance<br />

F<strong>in</strong>ger<br />

motion<br />

Electro-thermal<br />

actuators<br />

F<strong>in</strong>ger<br />

motion<br />

Yoke for mov<strong>in</strong>g<br />

f<strong>in</strong>gers<br />

Yoke for static<br />

f<strong>in</strong>gers<br />

A. Oz, G. K. Fedder, IEEE Transducers 2003 & MTT-S RFIC 2003, June 2003

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