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3D-MEMS Probe for Fine Pitch Probing - Semiconductor Wafer Test ...

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<strong>3D</strong>-<strong>MEMS</strong> <strong>Probe</strong> Process<br />

Sacrificial layer<br />

on substrate<br />

Sacrificial layer<br />

Substrate<br />

<strong>Probe</strong><br />

on sacrificial layer<br />

Remove<br />

sacrificial layer<br />

Contact tip<br />

<strong>Probe</strong><br />

Substrate<br />

Substrate<br />

June 3-6, 3<br />

2007 IEEE SW <strong>Test</strong> Workshop 11

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