KR970053906A - Dual gate electrode manufacturing method in CMOS - Google Patents

Dual gate electrode manufacturing method in CMOS Download PDF

Info

Publication number
KR970053906A
KR970053906A KR1019950050449A KR19950050449A KR970053906A KR 970053906 A KR970053906 A KR 970053906A KR 1019950050449 A KR1019950050449 A KR 1019950050449A KR 19950050449 A KR19950050449 A KR 19950050449A KR 970053906 A KR970053906 A KR 970053906A
Authority
KR
South Korea
Prior art keywords
well
forming
silicon layer
gate
oxide film
Prior art date
Application number
KR1019950050449A
Other languages
Korean (ko)
Inventor
임재은
Original Assignee
김주용
현대전자산업 주식회사
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 김주용, 현대전자산업 주식회사 filed Critical 김주용
Priority to KR1019950050449A priority Critical patent/KR970053906A/en
Publication of KR970053906A publication Critical patent/KR970053906A/en

Links

Abstract

본 발명은 CMOS에서 듀얼 게이트(Dule Gate) 전극 제조방법에 관한 것으로, 듀얼(N+/P+) 게이트를 형성시킬 때 게이트 디플리션이 일어나지 않는 상태에서 공정이 복잡하지 않도록 하기 위해서 게이트 디플리션이 심한 P+ 게이트쪽은 보론이 도프된 실리콘층으로 형성하고, P-well쪽은 n-형의 게이트를 형성하기 위해서 상기 보론이 도프된 실리콘에 P31 및 As이온을 이온주입하여 반대 타입으로 형성시키는 방법이다.BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method of manufacturing a dual gate electrode in CMOS, and in order to prevent the process from being complicated when the gate replication does not occur when forming a dual (N + / P +) gate, Severe P + gate side is formed of boron-doped silicon layer, and P-well side is ion implanted with P31 and As ions into the boron-doped silicon to form an n-type gate to form the opposite type to be.

Description

씨모스(CMOS)에서 듀얼 게이트 전극 제조방법Dual gate electrode manufacturing method in CMOS

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도 내지 제5도는 본 발명에 의해 씨모스(CMOS)에서 듀얼 게이트 전극을 제조하는 단계를 도시한 단면도.1 through 5 are cross-sectional views illustrating steps of fabricating a dual gate electrode in a CMOS by the present invention.

Claims (3)

듀얼 게이트 전극 제조방법에 있어서, 실리콘 기판에 n-well과 p-well을 형성시키고 필드산화막을 상기 n-well과 p-well의 경계면에 형성하고, 그 상부에 게이트 산화막을 성장시키는 단계와, 상기 게이트 산화막과 필드산화막의 상부에 p+도프된 실리콘층을 증착하는 단계와, 상기 n-well 상부에만 오버랩되는 감광막 패턴을 형성하고, 노출된 상기 p+ 실리콘층으로 P31와 As를 임플란트하여 n+실리콘층으로 형성하는 단계와, 상기 감광막 패턴을 제거하고 열처리하므로써 상기 p+ 실리콘층과 n+ 실리콘층을 결정화 및 활성화시키는 단계와, 게이트 패터닝 공정으로 N+ 및 P+ 게이트 전극을 형성한 다음, n+ 또는 p+ 이온을 상기 p-well와 n-well으로 각각 이온 주입하여 소오스/드레인을 형성하는 단계를 포함하는 듀얼 게이트 전극 제조방법.A method of manufacturing a dual gate electrode, comprising: forming an n-well and a p-well in a silicon substrate, forming a field oxide film on an interface between the n-well and p-well, and growing a gate oxide film thereon; Depositing a p + doped silicon layer on top of the gate oxide and field oxide layers, forming a photoresist pattern that overlaps only the n-well, and implanting P31 and As into the exposed p + silicon layer to an n + silicon layer Forming and removing the photoresist pattern and thermally treating the p + silicon layer and the n + silicon layer, and forming N + and P + gate electrodes by a gate patterning process, and then forming n + or p + ions. forming a source / drain by ion implantation into -well and n-well, respectively. 제1항에 있어서, 상기 p+ 도프된 실리콘층을 증착한 다음, 그 상부에 CVD 산화막을 200-300A정도로 증착한 상태에서 후속 공정을 진행하는 것을 특징으로 하는 듀얼 게이트 전극 제조방법.The method of claim 1, wherein the p + doped silicon layer is deposited, and then a subsequent process is performed while a CVD oxide film is deposited at about 200-300A. 듀얼 게이트 전극 제조방법에 있어서, 실리콘 기판에 n-well과 p-well을 형성시키고 필드산화막을 상기 n-well과 p-well의 경계면에 형성하고, 그 상부에 게이트 산화막을 성장시키는 단계와, 상기 게이트 산화막과 필드산화막의 상부에 p+도프된 실리콘층을 증착하고 그 상부에 CVD 산화막을 증착하는 단계와, 상기 n-well 상부에만 오버랩되는 감광막 패턴을 형성하고, 상기 p+ 실리콘층으로 P31와 As를 임플란트하여 n+실리콘층으로 형성하는 단계와, 상기 감광막 패턴을 제거하고 열처리하므로써 상기 p+ 실리콘층과 n+ 실리콘층을 결정화 및 활성화시키는 단계와, 게이트 패터닝 공정으로 N+ 및 P+ 게이트 전극을 형성한 다음, n+ 또는 p+ 이온을 상기 p-well와 n-well으로 각각 이온 주입하여 소오스/드레인을 형성하는 단계를 포함하는 듀얼 게이트 전극 제조방법.A method of manufacturing a dual gate electrode, comprising: forming an n-well and a p-well in a silicon substrate, forming a field oxide film on an interface between the n-well and p-well, and growing a gate oxide film thereon; Depositing a p + doped silicon layer on top of the gate oxide and field oxide films and depositing a CVD oxide film on the top of the gate oxide film and a field oxide film, forming a photoresist pattern overlapping only on the n-well, and forming P31 and As as p + silicon layers. Implanting to form an n + silicon layer, crystallizing and activating the p + silicon layer and the n + silicon layer by removing and thermally treating the photoresist pattern, and forming N + and P + gate electrodes by a gate patterning process, and then n + Or ion implanting p + ions into the p-well and n-well, respectively, to form a source / drain. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950050449A 1995-12-15 1995-12-15 Dual gate electrode manufacturing method in CMOS KR970053906A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019950050449A KR970053906A (en) 1995-12-15 1995-12-15 Dual gate electrode manufacturing method in CMOS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019950050449A KR970053906A (en) 1995-12-15 1995-12-15 Dual gate electrode manufacturing method in CMOS

Publications (1)

Publication Number Publication Date
KR970053906A true KR970053906A (en) 1997-07-31

Family

ID=66594938

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019950050449A KR970053906A (en) 1995-12-15 1995-12-15 Dual gate electrode manufacturing method in CMOS

Country Status (1)

Country Link
KR (1) KR970053906A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20010066623A (en) * 1999-12-31 2001-07-11 황인길 Method for forming gate of transistor by improving poly-silicon etch profile
KR100596803B1 (en) * 2005-06-30 2006-07-04 주식회사 하이닉스반도체 Method of manufacturing semiconductor device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20010066623A (en) * 1999-12-31 2001-07-11 황인길 Method for forming gate of transistor by improving poly-silicon etch profile
KR100596803B1 (en) * 2005-06-30 2006-07-04 주식회사 하이닉스반도체 Method of manufacturing semiconductor device

Similar Documents

Publication Publication Date Title
KR950034740A (en) Semiconductor device and manufacturing method
JPH04359477A (en) Process obtaining n channel single polysilicon level eprom cell and cell obtained by said process
KR920022383A (en) CMOS Two-Well Fabrication Method without Steps
KR970053906A (en) Dual gate electrode manufacturing method in CMOS
KR970030676A (en) Semiconductor device and manufacturing method thereof
JPH0272661A (en) Manufacture of semiconductor device
KR930005106A (en) Manufacturing method of mask rom
JPH0342869A (en) Manufacture of semiconductor device
KR970053907A (en) Dual gate electrode manufacturing method in CMOS
KR920007215A (en) Method of manufacturing multi-layered CMOS transistor
KR950001900A (en) New electrode structure formation method using amorphous silicon and polycrystalline silicon
KR960009015A (en) Gate electrode formation method of semiconductor device
KR960026973A (en) Method of manufacturing thin film transistor
KR970003964A (en) MOS transistor manufacturing method
KR940012653A (en) Method of manufacturing thin film transistor
JPH04283966A (en) Manufacture of mos semiconductor device
JPH01253958A (en) Manufacture of mask rom
JPH0214561A (en) Manufacture of semiconductor device
KR970054516A (en) Method of manufacturing polycrystalline silicon thin film transistor
KR970054349A (en) Method for manufacturing symmetric bipolar transistor
KR950009913A (en) Method for forming source / drain junction of semiconductor device
KR920003469A (en) MOSFET manufacturing method with LDD structure
JPH04196215A (en) Semiconductor device
KR970053890A (en) Latch-up Prevention Bisimos Semiconductor Device Using Oxygen Ion Implantation and Manufacturing Method Thereof
KR920001743A (en) LDD structure and manufacturing method

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E601 Decision to refuse application