Contact Over Active Gate Structure

Methods of forming and processing semiconductor devices which utilize a three-color process are described. Certain embodiments relate to the formation of self-aligned contacts for metal gate applications. More particularly, certain embodiments relate to the formation of self-aligned gate contacts ut...

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Bibliographische Detailangaben
Hauptverfasser: Wang, Wenhui, Ngai, Christopher S, Dai, Huixiong
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:Methods of forming and processing semiconductor devices which utilize a three-color process are described. Certain embodiments relate to the formation of self-aligned contacts for metal gate applications. More particularly, certain embodiments relate to the formation of self-aligned gate contacts utilizing selective deposition of overlapping masks in a three-color process.