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