JPS641066B2 - - Google Patents
Info
- Publication number
- JPS641066B2 JPS641066B2 JP55159935A JP15993580A JPS641066B2 JP S641066 B2 JPS641066 B2 JP S641066B2 JP 55159935 A JP55159935 A JP 55159935A JP 15993580 A JP15993580 A JP 15993580A JP S641066 B2 JPS641066 B2 JP S641066B2
- Authority
- JP
- Japan
- Prior art keywords
- semiconductor substrate
- oxide film
- impurity layer
- high concentration
- concentration impurity
- 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.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D48/00—Individual devices not covered by groups H10D1/00 - H10D44/00
- H10D48/30—Devices controlled by electric currents or voltages
- H10D48/32—Devices controlled by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H10D48/34—Bipolar devices
- H10D48/345—Bipolar transistors having ohmic electrodes on emitter-like, base-like, and collector-like regions
Landscapes
- Bipolar Transistors (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP55159935A JPS5784171A (en) | 1980-11-13 | 1980-11-13 | Manufacture of semiconductor substrate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP55159935A JPS5784171A (en) | 1980-11-13 | 1980-11-13 | Manufacture of semiconductor substrate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5784171A JPS5784171A (en) | 1982-05-26 |
| JPS641066B2 true JPS641066B2 (enrdf_load_stackoverflow) | 1989-01-10 |
Family
ID=15704363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP55159935A Granted JPS5784171A (en) | 1980-11-13 | 1980-11-13 | Manufacture of semiconductor substrate |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5784171A (enrdf_load_stackoverflow) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5313921B2 (enrdf_load_stackoverflow) * | 1971-09-23 | 1978-05-13 | ||
| JPS5123073A (en) * | 1974-08-21 | 1976-02-24 | Hitachi Ltd | Handotaisochino seizoho |
| JPS5941030B2 (ja) * | 1976-08-30 | 1984-10-04 | 株式会社東芝 | 水力発電所の出力制限装置 |
| JPS54119883A (en) * | 1978-03-10 | 1979-09-18 | Hitachi Ltd | Manufacture for semiconductor device |
-
1980
- 1980-11-13 JP JP55159935A patent/JPS5784171A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5784171A (en) | 1982-05-26 |