KR930003343A - Metal wiring layer formation method of multilayer wiring structure - Google Patents

Metal wiring layer formation method of multilayer wiring structure Download PDF

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Publication number
KR930003343A
KR930003343A KR1019910011610A KR910011610A KR930003343A KR 930003343 A KR930003343 A KR 930003343A KR 1019910011610 A KR1019910011610 A KR 1019910011610A KR 910011610 A KR910011610 A KR 910011610A KR 930003343 A KR930003343 A KR 930003343A
Authority
KR
South Korea
Prior art keywords
wiring layer
insulating layer
lower wiring
shape
layer
Prior art date
Application number
KR1019910011610A
Other languages
Korean (ko)
Inventor
이정우
Original Assignee
김광호
삼성전자 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.)
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Publication date
Application filed by 김광호, 삼성전자 주식회사 filed Critical 김광호
Priority to KR1019910011610A priority Critical patent/KR930003343A/en
Publication of KR930003343A publication Critical patent/KR930003343A/en

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Abstract

내용 없음.No content.

Description

다층 배선 구조의 금속 배선층 형성방법Metal wiring layer formation method of multilayer wiring structure

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

제2A도 내지 제2G도는 본 발명에 따른 이층배선구조의 금속배선층 형성방법을 도시한 일 실시예의 공정순서도.2A to 2G are process flowcharts of one embodiment showing a method for forming a metal wiring layer of a two-layer wiring structure according to the present invention.

Claims (4)

반도체기판상에 형성된 소정패턴의 단차물이 덮혀지도록 제1절연층을 평탄화시키는 공정, 상기 평탄화된 제1절연층의 소정부분에 돌출부를 형성하기 위하여 상기 제1절연층을 식각하는 공정, 상기 돌출부를 구비한 제1절연층의 형상을 따라 하부배선층을 형성하는 공정, 상기 하부 배선층 형성후, 상기 하부배선층의 최상부만이 노출되도록 제2절연층을 형성하는 공정, 그리고, 상기 노출된 하부배선층의 최상부와 연결되도록 상부 배선층을 형성하는 공정을 구비하는 것을 특징으로 하는 다층배선구조의 금속배선층 형성방법.Planarizing the first insulating layer so that the stepped part of the predetermined pattern formed on the semiconductor substrate is covered; etching the first insulating layer to form a protrusion at a predetermined portion of the flattened first insulating layer; Forming a lower wiring layer according to a shape of the first insulating layer having a shape, forming a second insulating layer so that only an uppermost portion of the lower wiring layer is exposed after the lower wiring layer is formed, and the exposed lower wiring layer And a step of forming an upper wiring layer to be connected to the uppermost part. 제1항에 있어서, 상기 돌출부는 상기 제1절연층의 식각방법에 따라 사다리형, 혹은 정방형, 혹은 원추형, 흑은 사각뿔형의 어느 하나의 형태로 형성됨을 특징으로 하는 다층배선구조의 금속배선층 형성방법.The metal wiring layer of claim 1, wherein the protrusion is formed in any one of a ladder shape, a square shape, a conical shape, and a black square pyramid shape according to the etching method of the first insulating layer. Way. 제1항에 혹은 제2항의 어느 한 항에 있어서, 상기 하부배선층의 최상부만을 노출시키는 공정은, 상기 하부배선층 위에 제2절연층 및 포토래지스트막을 차례로 형성한 후 에치백 공정을 통하여 이루어지는 것을 특징으로 하는 다층배선구조의 금속배선층 형성방법.The process of claim 1 or 2, wherein exposing only the uppermost portion of the lower wiring layer is performed through an etch back process after sequentially forming a second insulating layer and a photoresist film on the lower wiring layer. A metal wiring layer forming method of a multilayer wiring structure. 제1항에 있어서, 상기 제1절연층의 식각방법에 따라 상기 돌출부의 경사도와 돌출부 상단부 크기에 따라 경사도와 돌출부 상단부 크기에 따라 상기 하부배선층의 크기를 조절하는 것을 특징으로 하는 다층배선구조의 금속배선층 형성방법.The metal of the multi-layered wiring structure according to claim 1, wherein the size of the lower wiring layer is adjusted according to the inclination of the protrusion and the size of the upper end of the protrusion according to the etching method of the first insulating layer. Wiring layer formation method. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019910011610A 1991-07-09 1991-07-09 Metal wiring layer formation method of multilayer wiring structure KR930003343A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019910011610A KR930003343A (en) 1991-07-09 1991-07-09 Metal wiring layer formation method of multilayer wiring structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019910011610A KR930003343A (en) 1991-07-09 1991-07-09 Metal wiring layer formation method of multilayer wiring structure

Publications (1)

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KR930003343A true KR930003343A (en) 1993-02-24

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910011610A KR930003343A (en) 1991-07-09 1991-07-09 Metal wiring layer formation method of multilayer wiring structure

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KR (1) KR930003343A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20010027796A (en) * 1999-09-10 2001-04-06 이익주 apparatus for producing fishing pole

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20010027796A (en) * 1999-09-10 2001-04-06 이익주 apparatus for producing fishing pole

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