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IPC Subgroup
H10W 90/2

Configurations of stacked chips

Introduced: January 2026

Full Title

Package configurations > Configurations of stacked chips

Classification Context

Section:
ELECTRICITY
Class:
SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
Subclass:
GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS

4 direct subcodes

Child Classifications

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  • H10W 90/22 the stacked chips being on both top and bottom sides of a package substrate, interposer or RDL
  • H10W 90/24 at least one of the stacked chips being laterally offset from a neighbouring stacked chip, e.g. chip stacks having a staircase shape
  • H10W 90/26 the stacked chips being of the same size without any chips being laterally offset, e.g. chip stacks having a rectangular shape
  • H10W 90/28 the stacked chips having different sizes, e.g. chip stacks having a pyramidal shape