Patent ID: 11888067
Assignee: KEPLER COMPUTING INC.
Field: Semiconductors (Electrical engineering)
Classification: CPC H | IPC H

Claim 10:
11. An integrated circuit device, comprising:
a capacitor comprising a ferroelectric or paraelectric oxide having a perovskite crystal structure between first and second electrodes;
the perovskite crystal structure comprising:
corner sites occupied by at least base corner elements comprising one or both of Ba and Bi, and
center sites interchangeably occupied by one or more base center elements and one or more dopant center elements, wherein the dopant center elements comprise one or more selected from the group consisting of Mn, Sc, Ti, V, Cr, Co, Ni, Cu and Zn; and

a side diffusion barrier comprising a metal oxide disposed on one or more outer sidewalls of the capacitor and covering at least the ferroelectric or paraelectric oxide.