JPH0385635U - - Google Patents
Info
- Publication number
- JPH0385635U JPH0385635U JP14741089U JP14741089U JPH0385635U JP H0385635 U JPH0385635 U JP H0385635U JP 14741089 U JP14741089 U JP 14741089U JP 14741089 U JP14741089 U JP 14741089U JP H0385635 U JPH0385635 U JP H0385635U
- Authority
- JP
- Japan
- Prior art keywords
- contact hole
- emitter
- region
- base
- semiconductor device
- 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
- 239000004065 semiconductor Substances 0.000 claims description 9
- 230000002093 peripheral effect Effects 0.000 claims 1
- 239000000758 substrate Substances 0.000 claims 1
Landscapes
- Bipolar Transistors (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14741089U JPH0385635U (it) | 1989-12-20 | 1989-12-20 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14741089U JPH0385635U (it) | 1989-12-20 | 1989-12-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0385635U true JPH0385635U (it) | 1991-08-29 |
Family
ID=31693924
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14741089U Pending JPH0385635U (it) | 1989-12-20 | 1989-12-20 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0385635U (it) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5043885A (it) * | 1973-08-20 | 1975-04-19 | ||
JPS5691468A (en) * | 1979-12-25 | 1981-07-24 | Nec Corp | Semiconductor |
-
1989
- 1989-12-20 JP JP14741089U patent/JPH0385635U/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5043885A (it) * | 1973-08-20 | 1975-04-19 | ||
JPS5691468A (en) * | 1979-12-25 | 1981-07-24 | Nec Corp | Semiconductor |