KR970077239A - 폴리사이드 구조의 게이트 전극 형성 방법 - Google Patents
폴리사이드 구조의 게이트 전극 형성 방법 Download PDFInfo
- Publication number
- KR970077239A KR970077239A KR1019960015558A KR19960015558A KR970077239A KR 970077239 A KR970077239 A KR 970077239A KR 1019960015558 A KR1019960015558 A KR 1019960015558A KR 19960015558 A KR19960015558 A KR 19960015558A KR 970077239 A KR970077239 A KR 970077239A
- Authority
- KR
- South Korea
- Prior art keywords
- layer
- gas
- gate electrode
- forming
- etching
- 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.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D64/00—Electrodes of devices having potential barriers
- H10D64/01—Manufacture or treatment
- H10D64/011—Manufacture or treatment of electrodes ohmically coupled to a semiconductor
-
- 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
- H10P50/00—Etching of wafers, substrates or parts of devices
- H10P50/20—Dry etching; Plasma etching; Reactive-ion etching
- H10P50/26—Dry etching; Plasma etching; Reactive-ion etching of conductive or resistive materials
- H10P50/264—Dry etching; Plasma etching; Reactive-ion etching of conductive or resistive materials by chemical means
- H10P50/266—Dry etching; Plasma etching; Reactive-ion etching of conductive or resistive materials by chemical means by vapour etching only
-
- 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
- H10P50/00—Etching of wafers, substrates or parts of devices
- H10P50/20—Dry etching; Plasma etching; Reactive-ion etching
- H10P50/28—Dry etching; Plasma etching; Reactive-ion etching of insulating materials
- H10P50/282—Dry etching; Plasma etching; Reactive-ion etching of insulating materials of inorganic materials
- H10P50/283—Dry etching; Plasma etching; Reactive-ion etching of insulating materials of inorganic materials by chemical means
-
- 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
- H10P50/00—Etching of wafers, substrates or parts of devices
- H10P50/71—Etching of wafers, substrates or parts of devices using masks for conductive or resistive materials
-
- 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
- H10P50/00—Etching of wafers, substrates or parts of devices
- H10P50/73—Etching of wafers, substrates or parts of devices using masks for insulating materials
Landscapes
- Insulated Gate Type Field-Effect Transistor (AREA)
- Electrodes Of Semiconductors (AREA)
- Drying Of Semiconductors (AREA)
Abstract
Description
Claims (2)
- 반도체 기판상에 폴리실리콘층을 형성하는 단계와 상기 폴리실리콘층상에 실리사이드층을 형성하는 단계와, 상기 실리사이드층상에 1000A 이하의 두께를 가지는 산화막을 증착하는 단계와, 상기 산화막상에 포토레지스트 패턴을 형성하는 단계와, 상기 포토레지스트 패턴을 마스크로 하여 상기 산화막, 실리사이드층 및 폴리실리콘층을 인-시튜(in-situ)로 에칭하는 단계를 포함하는 것을 특징으로 하는 게이트 전극 형성 방법.
- 제1항에 있어서, 상기 산화막, 실리사이드층 및 폴리실리콘층을 인-시튜로 에칭하는 단계는 염소계 가스와 N2가스의 혼합 가스를 포함하는 제1에칭 가스와, 염소계 가스와 O2가스 또는 HBr 가스의 혼합 가스를 포함하는 제2에칭 가스를 이용하는 것을 특징으로 하는 게이트 전극 형성 방법.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019960015558A KR970077239A (ko) | 1996-05-11 | 1996-05-11 | 폴리사이드 구조의 게이트 전극 형성 방법 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019960015558A KR970077239A (ko) | 1996-05-11 | 1996-05-11 | 폴리사이드 구조의 게이트 전극 형성 방법 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR970077239A true KR970077239A (ko) | 1997-12-12 |
Family
ID=66219975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019960015558A Withdrawn KR970077239A (ko) | 1996-05-11 | 1996-05-11 | 폴리사이드 구조의 게이트 전극 형성 방법 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR970077239A (ko) |
-
1996
- 1996-05-11 KR KR1019960015558A patent/KR970077239A/ko not_active Withdrawn
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St.27 status event code: A-0-1-A10-A12-nap-PA0109 |
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| PG1501 | Laying open of application |
St.27 status event code: A-1-1-Q10-Q12-nap-PG1501 |
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