Apple Inc.
Wafer reconstitution and die-stitching

Last updated:

Abstract:

Stitched die packaging techniques and structures are described in which reconstituted chips are formed using wafer reconstitution and die-stitching techniques. In an embodiment, a chip includes a reconstituted chip-level back end of the line (BEOL) build-up structure to connect a die set embedded in an inorganic gap fill material.

Status:
Grant
Type:

Utility

Filling date:

5 Jul 2019

Issue date:

26 Oct 2021