Patent · US Expired

Base for a NPN bipolar transistor

US6822314B2 · kind B2 · utility

42Cited by
3References
13Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 12, 2002
Grant dateNov 23, 2004
Priority date
Expiry dateJun 12, 2022

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10D62/834

Abstract

An improved base for a NPN bipolar transistor. The base region is formed with Boron and Indium dopants for improved beta early voltage product and reduced base resistance.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.