Test structures for substrate etching

This invention relates to parametric test structures for integrated circuits, more particularly, this invention relates to a test structure to measure the depth of etching in resistive substrates. A test structure determines the trench depth from etching in a resistive substrate. The test structure...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: Tom, Dennis W
Format: Patent
Sprache:eng
Online-Zugang:Volltext bestellen
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