JPS5416175A - Production of semiconductor device - Google Patents
Production of semiconductor deviceInfo
- Publication number
- JPS5416175A JPS5416175A JP8135577A JP8135577A JPS5416175A JP S5416175 A JPS5416175 A JP S5416175A JP 8135577 A JP8135577 A JP 8135577A JP 8135577 A JP8135577 A JP 8135577A JP S5416175 A JPS5416175 A JP S5416175A
- Authority
- JP
- Japan
- Prior art keywords
- production
- semiconductor device
- life time
- iron
- ion implantation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Bipolar Transistors (AREA)
- Thyristors (AREA)
Abstract
PURPOSE: To reduce temperature dependency of life time by using iron as a life time killer for minority carriers, performing ion implantation to control concentration with good reproducibility and further controlling doping quantity and annealing temperature.
COPYRIGHT: (C)1979,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8135577A JPS5856254B2 (en) | 1977-07-07 | 1977-07-07 | Manufacturing method for semiconductor devices |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8135577A JPS5856254B2 (en) | 1977-07-07 | 1977-07-07 | Manufacturing method for semiconductor devices |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5416175A true JPS5416175A (en) | 1979-02-06 |
JPS5856254B2 JPS5856254B2 (en) | 1983-12-14 |
Family
ID=13744037
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8135577A Expired JPS5856254B2 (en) | 1977-07-07 | 1977-07-07 | Manufacturing method for semiconductor devices |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5856254B2 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59191464U (en) * | 1983-06-07 | 1984-12-19 | ヤンマーディーゼル株式会社 | For example, the crankshaft seal structure of marine internal combustion engines |
JPH0552442U (en) * | 1991-12-17 | 1993-07-13 | ダイハツディーゼル株式会社 | Crankshaft end seal structure for diesel engine |
-
1977
- 1977-07-07 JP JP8135577A patent/JPS5856254B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS5856254B2 (en) | 1983-12-14 |
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