| 发明名称 |
Multilayered emitter window for bipolar junction transistor |
| 摘要 |
An emitter window for a bipolar junction transistor includes a first emitter window layer adjacent to and in contact with a base region, a second emitter window layer adjacent to and in contact with the first layer and a third emitter window layer adjacent to and in contact with the second layer.
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| 申请公布号 |
US2006267146(A1) |
申请公布日期 |
2006.11.30 |
| 申请号 |
US20060436390 |
申请日期 |
2006.05.18 |
| 申请人 |
POLAR SEMICONDUCTOR, INC. |
发明人 |
HOILIEN NOEL;RHO KYEONGLAN;FERTIG DANIEL;KOSIER STEVEN |
| 分类号 |
H01L27/082;H01L27/102 |
主分类号 |
H01L27/082 |
| 代理机构 |
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代理人 |
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| 主权项 |
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