Patent
1990-07-23
1992-06-23
Mintel, William
357 49, 357 34, 357 55, H01L 2702
Patent
active
051247755
ABSTRACT:
A semiconductor device and method to reduce the size of bipolar transistors and decrease the number of steps required to fabricate the bipolar transistor by using a unitary contiguous oxide sidewall to separate a collector contact from the base, emitter and emitter contact. The device and method may also be used during the fabrication of BiCMOS devices.
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Mintel William
National Semiconductor Corporation
Potter Roy
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