Integrated BST microwave tunable devices using buffer layer...

Active solid-state devices (e.g. – transistors – solid-state diode – Semiconductor is an oxide of a metal or copper sulfide

Reexamination Certificate

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C257S613000, C257SE31003, C257SE31092, C438S104000, C438S455000, C438S458000

Reexamination Certificate

active

07579621

ABSTRACT:
A BST microwave device includes a single crystal oxide wafer. A silicon dioxide layer is formed on the single crystal oxide layer. A silicon substrate is bonded on the silicon dioxide layer. A BST layer is formed on the single crystal oxide layer.

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