JPS5419367A - Production of semiconductor device - Google Patents
Production of semiconductor deviceInfo
- Publication number
- JPS5419367A JPS5419367A JP8457777A JP8457777A JPS5419367A JP S5419367 A JPS5419367 A JP S5419367A JP 8457777 A JP8457777 A JP 8457777A JP 8457777 A JP8457777 A JP 8457777A JP S5419367 A JPS5419367 A JP S5419367A
- Authority
- JP
- Japan
- Prior art keywords
- production
- semiconductor device
- decrease
- regions
- mask alignment
- 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
- Weting (AREA)
- Element Separation (AREA)
Abstract
PURPOSE: To decrease the number of times of times of mask alignment by using particularly porous insulating regions and surface regions.
COPYRIGHT: (C)1979,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8457777A JPS5419367A (en) | 1977-07-13 | 1977-07-13 | Production of semiconductor device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8457777A JPS5419367A (en) | 1977-07-13 | 1977-07-13 | Production of semiconductor device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5419367A true JPS5419367A (en) | 1979-02-14 |
Family
ID=13834517
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8457777A Pending JPS5419367A (en) | 1977-07-13 | 1977-07-13 | Production of semiconductor device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5419367A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5626476A (en) * | 1979-08-13 | 1981-03-14 | Matsushita Electric Ind Co Ltd | Junction type field-effect transistor and the manufacturing process |
JPS5939045A (en) * | 1982-08-26 | 1984-03-03 | Toko Inc | Manufacture of substrate for insulating isolation integrated circuit |
JPS5939044A (en) * | 1982-08-26 | 1984-03-03 | Toko Inc | Manufacture of substrate for insulating isolation integrated circuit |
-
1977
- 1977-07-13 JP JP8457777A patent/JPS5419367A/en active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5626476A (en) * | 1979-08-13 | 1981-03-14 | Matsushita Electric Ind Co Ltd | Junction type field-effect transistor and the manufacturing process |
JPS5939045A (en) * | 1982-08-26 | 1984-03-03 | Toko Inc | Manufacture of substrate for insulating isolation integrated circuit |
JPS5939044A (en) * | 1982-08-26 | 1984-03-03 | Toko Inc | Manufacture of substrate for insulating isolation integrated circuit |
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