Contact isolation in semiconductor devices

In a first aspect, the present disclosure relates to a method for forming a contact isolation for a semiconductor device, comprising: providing a semiconductor structure comprising a trench exposing a contact thereunder, filling a bottom of the trench with a sacrificial material, infiltrating the sa...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Tao, Zheng, Li, Waikin, Chan, Boon Teik
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:In a first aspect, the present disclosure relates to a method for forming a contact isolation for a semiconductor device, comprising: providing a semiconductor structure comprising a trench exposing a contact thereunder, filling a bottom of the trench with a sacrificial material, infiltrating the sacrificial material with a ceramic material, and removing the sacrificial material.