JPS5220768A - Manufacturing method of semi-conductor unit - Google Patents
Manufacturing method of semi-conductor unitInfo
- Publication number
- JPS5220768A JPS5220768A JP9687375A JP9687375A JPS5220768A JP S5220768 A JPS5220768 A JP S5220768A JP 9687375 A JP9687375 A JP 9687375A JP 9687375 A JP9687375 A JP 9687375A JP S5220768 A JPS5220768 A JP S5220768A
- Authority
- JP
- Japan
- Prior art keywords
- semi
- manufacturing
- conductor unit
- central part
- emitter
- 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.)
- Pending
Links
Landscapes
- Bipolar Transistors (AREA)
Abstract
PURPOSE: Increase of the current amplification rate by increasing the diffusion length of the central part of the emitter by making the central part of the base thinner than the peripheral part.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9687375A JPS5220768A (en) | 1975-08-09 | 1975-08-09 | Manufacturing method of semi-conductor unit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9687375A JPS5220768A (en) | 1975-08-09 | 1975-08-09 | Manufacturing method of semi-conductor unit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5220768A true JPS5220768A (en) | 1977-02-16 |
Family
ID=14176535
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9687375A Pending JPS5220768A (en) | 1975-08-09 | 1975-08-09 | Manufacturing method of semi-conductor unit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5220768A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54177101U (en) * | 1978-06-05 | 1979-12-14 |
-
1975
- 1975-08-09 JP JP9687375A patent/JPS5220768A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54177101U (en) * | 1978-06-05 | 1979-12-14 | ||
JPS5925978Y2 (en) * | 1978-06-05 | 1984-07-28 | 井関農機株式会社 | Corrugated pipe storage device in trencher |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS51128268A (en) | Semiconductor unit | |
JPS5224478A (en) | Semiconductor device manufacturing process | |
JPS5233484A (en) | Manufacturing process of semiconductor device | |
JPS524787A (en) | Transistor containing embedded base | |
JPS5211525A (en) | Method of manufacturing headrests | |
JPS5220768A (en) | Manufacturing method of semi-conductor unit | |
JPS5222885A (en) | Transistor and manufacturing system | |
JPS52117554A (en) | Manufacturing method of semiconductor device | |
JPS51134566A (en) | Semiconductor unit manufacturing process | |
JPS51112292A (en) | Semiconductor device | |
JPS51146194A (en) | Diode device fabrication method | |
JPS51114081A (en) | Construction of a semi-conductor device | |
JPS51113469A (en) | Manufacturing method of semiconductor device | |
JPS5222886A (en) | Semiconductor unit manufacturing system | |
JPS52179A (en) | Method of fabricating semiconductor | |
JPS51114084A (en) | Semiconductor device | |
JPS51112279A (en) | Semiconductor device | |
JPS51118379A (en) | Transistor | |
JPS51118369A (en) | Manufacturing process for simiconduator unit | |
JPS5217768A (en) | Production method of semi-conductor device | |
JPS51138166A (en) | Production method of semiconductor device | |
JPS5362984A (en) | Production of semiconductor device | |
JPS52112281A (en) | Manufacture of semiconductor | |
JPS51123071A (en) | Fabrication technique of semiconductor device | |
JPS5235583A (en) | Manufacturing process of semiconductor device |