Multi-surface contact IC packaging structures and assemblies

Active solid-state devices (e.g. – transistors – solid-state diode – Housing or package – Multiple housings

Reexamination Certificate

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Details

C257S758000, C257S777000, C257SE23141

Reexamination Certificate

active

07732904

ABSTRACT:
A cost effective, high performance, IC package assembly of the present invention comprises stair-stepped layers of redistribution circuits from at least one chip to terminals on any of multiple surfaces and levels of the IC package assembly. Critical path circuits of the assembly have no plated vias and are directly routed from interconnection terminals which are used to interconnect the package to the IC chip terminals by flip chip or wire bond methods.

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