Active solid-state devices (e.g. – transistors – solid-state diode – Heterojunction device – Field effect transistor
Reexamination Certificate
2011-06-28
2011-06-28
Mandala, Victor (Department: 2826)
Active solid-state devices (e.g., transistors, solid-state diode
Heterojunction device
Field effect transistor
C257SE29246, C257SE29249
Reexamination Certificate
active
07968913
ABSTRACT:
In an AlGaN channel transistor formed on a <100> orientation silicon wafer, a hole with walls slanted at 54 degrees is etched into the silicon to provide a <111> orientation substrate surface for forming the AlGaN channel transistor.
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French William
Hopper Peter J.
Mandala Victor
National Semiconductor Corporation
Vollrath Jurgen K.
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