JPS5730342A - Manufacture of semiconductor device - Google Patents
Manufacture of semiconductor deviceInfo
- Publication number
- JPS5730342A JPS5730342A JP10447680A JP10447680A JPS5730342A JP S5730342 A JPS5730342 A JP S5730342A JP 10447680 A JP10447680 A JP 10447680A JP 10447680 A JP10447680 A JP 10447680A JP S5730342 A JPS5730342 A JP S5730342A
- Authority
- JP
- Japan
- Prior art keywords
- oxide film
- stepped section
- semiconductor substrate
- etching
- 1mum
- 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
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P90/00—Preparation of wafers not covered by a single main group of this subclass, e.g. wafer reinforcement
- H10P90/19—Preparing inhomogeneous wafers
- H10P90/1904—Preparing vertically inhomogeneous wafers
- H10P90/1906—Preparing SOI wafers
- H10P90/191—Preparing SOI wafers using full isolation by porous oxide silicon [FIPOS]
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W10/00—Isolation regions in semiconductor bodies between components of integrated devices
- H10W10/10—Isolation regions comprising dielectric materials
- H10W10/181—Semiconductor-on-insulator [SOI] isolation regions, e.g. buried oxide regions of SOI wafers
Landscapes
- Element Separation (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
- Local Oxidation Of Silicon (AREA)
- Bipolar Transistors (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10447680A JPS5730342A (en) | 1980-07-30 | 1980-07-30 | Manufacture of semiconductor device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10447680A JPS5730342A (en) | 1980-07-30 | 1980-07-30 | Manufacture of semiconductor device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5730342A true JPS5730342A (en) | 1982-02-18 |
| JPS6117144B2 JPS6117144B2 (https=) | 1986-05-06 |
Family
ID=14381616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10447680A Granted JPS5730342A (en) | 1980-07-30 | 1980-07-30 | Manufacture of semiconductor device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5730342A (https=) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6386467A (ja) * | 1986-09-30 | 1988-04-16 | Toshiba Corp | 半導体装置 |
| JP2007294857A (ja) * | 2006-03-28 | 2007-11-08 | Elpida Memory Inc | 半導体装置及びその製造方法 |
-
1980
- 1980-07-30 JP JP10447680A patent/JPS5730342A/ja active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6386467A (ja) * | 1986-09-30 | 1988-04-16 | Toshiba Corp | 半導体装置 |
| JP2007294857A (ja) * | 2006-03-28 | 2007-11-08 | Elpida Memory Inc | 半導体装置及びその製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6117144B2 (https=) | 1986-05-06 |
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