Discontinuous dielectric interface for bipolar transistors

Semiconductor device manufacturing: process – Forming bipolar transistor by formation or alteration of...

Reexamination Certificate

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Details

C438S312000, C438S313000, C438S328000, C438S423000, C257S047000, C257S083000, C257S183000, C257S186000

Reexamination Certificate

active

06939771

ABSTRACT:
A process for forming at least one interface region between two regions of semiconductor material. At least one region of dielectric material comprising nitrogen is formed in the vicinity of at least a portion of a boundary between the two regions of semiconductor material, thereby controlling electrical resistance at the interface.

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U.S. Appl. No. 09/165,946, filed Oct. 02, 1998.

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