Active solid-state devices (e.g. – transistors – solid-state diode – Field effect device – Having insulated electrode
Reexamination Certificate
2011-03-22
2011-03-22
Tran, Minh-Loan T (Department: 2826)
Active solid-state devices (e.g., transistors, solid-state diode
Field effect device
Having insulated electrode
C257SE27112
Reexamination Certificate
active
07910995
ABSTRACT:
A semiconductor device includes a semiconductor-on-insulator region on a substrate. The semiconductor-on-insulator region includes a first semiconductor region overlying a dielectric region. The device includes an MOS transistor and a bipolar transistor. The MOS transistor has a drain region, a body region, and a source region in the first semiconductor region. The MOS transistor also includes a gate. The device also includes a second semiconductor region overlying the substrate and adjacent to the drain region, and a third semiconductor region overlying the substrate and adjacent to the second semiconductor region. The bipolar transistor includes has the drain region of the MOS transistor as an emitter, the second semiconductor region as a base, and the third semiconductor region as a collector. Accordingly, the drain of the MOS transistor also functions as the emitter of the bipolar transistor. Additionally, the gate and the base are coupled by a resistive element.
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Fairchild Semiconductor Corporation
Kilpatrick Townsend & Stockton LLP
Sengdara Vongsavanh
Tran Minh-Loan T
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