International Business Machines Corporation
Liner-free and partial liner-free contact/via structures

Last updated:

Abstract:

A liner-free or partial liner-free contact/via structure that is embedded within a dielectric capping layer and positioned between an electrically conductive structure and an overlying contact structure is provided.

Status:
Grant
Type:

Utility

Filling date:

15 Nov 2019

Issue date:

20 Jul 2021