KR100738577B1 - 반도체소자의 콘택 형성 방법 - Google Patents
반도체소자의 콘택 형성 방법 Download PDFInfo
- Publication number
- KR100738577B1 KR100738577B1 KR1020000047411A KR20000047411A KR100738577B1 KR 100738577 B1 KR100738577 B1 KR 100738577B1 KR 1020000047411 A KR1020000047411 A KR 1020000047411A KR 20000047411 A KR20000047411 A KR 20000047411A KR 100738577 B1 KR100738577 B1 KR 100738577B1
- Authority
- KR
- South Korea
- Prior art keywords
- contact
- plug
- forming
- hole
- embedded
- Prior art date
Links
- 239000004065 semiconductor Substances 0.000 title claims abstract description 15
- 238000000034 method Methods 0.000 title claims abstract description 14
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229910052721 tungsten Inorganic materials 0.000 claims abstract description 9
- 239000010937 tungsten Substances 0.000 claims abstract description 9
- 238000001039 wet etching Methods 0.000 claims abstract description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 7
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims abstract description 5
- 229920005591 polysilicon Polymers 0.000 claims abstract description 5
- 239000000758 substrate Substances 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 239000011229 interlayer Substances 0.000 description 12
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76801—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing
- H01L21/76802—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing by forming openings in dielectrics
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3105—After-treatment
- H01L21/311—Etching the insulating layers by chemical or physical means
- H01L21/31105—Etching inorganic layers
- H01L21/31111—Etching inorganic layers by chemical means
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76838—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the conductors
- H01L21/76877—Filling of holes, grooves or trenches, e.g. vias, with conductive material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76897—Formation of self-aligned vias or contact plugs, i.e. involving a lithographically uncritical step
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
Abstract
Description
Claims (5)
- 삭제
- 삭제
- 반도체소자의 제조 방법에 있어서,소정 공정이 완료된 반도체기판의 소정부분이 노출되는 플러그용 콘택홀을 형성하는 단계;후속 상부콘택의 랜딩면적을 확보하기 위해 습식식각을 통해 상기 플러그용 콘택홀의 입구를 넓혀주는 단계;상기 넓어진 플러그용 콘택홀에 매립되는 플러그콘택을 형성하는 단계;상기 플러그콘택이 노출되는 비아홀을 형성하는 단계; 및상기 비아홀에 매립되어 상기 플러그콘택과 전기적으로 접속되는 비아콘택을형성하는 단계를 포함하고,상기 플러그콘택은 텅스텐, 폴리실리콘 또는 알루미늄 중 어느 하나의 전도막을 이용하는 것을 특징으로 하는 적층형 콘택의 형성 방법.
- 반도체소자의 제조 방법에 있어서,소정 공정이 완료된 반도체기판의 소정부분이 노출되는 플러그용 콘택홀을 형성하는 단계;후속 상부콘택의 랜딩면적을 확보하기 위해 습식식각을 통해 상기 플러그용 콘택홀의 입구를 넓혀주는 단계;상기 넓어진 플러그용 콘택홀에 매립되는 플러그콘택을 형성하는 단계;상기 플러그콘택이 노출되는 비아홀을 형성하는 단계; 및상기 비아홀에 매립되어 상기 플러그콘택과 전기적으로 접속되는 비아콘택을 형성하는 단계를 포함하고,상기 비아콘택은 알루미늄을 이용하는 것을 특징으로 하는 적층형 콘택의 형성 방법.
- 반도체소자의 제조 방법에 있어서,소정 공정이 완료된 반도체기판의 소정부분이 노출되는 플러그용 콘택홀을 형성하는 단계;후속 상부콘택의 랜딩면적을 확보하기 위해 습식식각을 통해 상기 플러그용 콘택홀의 입구를 넓혀주는 단계;상기 넓어진 플러그용 콘택홀에 매립되는 플러그콘택을 형성하는 단계;상기 플러그콘택이 노출되는 비아홀을 형성하는 단계; 및상기 비아홀에 매립되어 상기 플러그콘택과 전기적으로 접속되는 비아콘택을 형성하는 단계를 포함하고,상기 플러그콘택 형성시 에치백 또는 화학적기계적연마를 실시하는 것을 특징으로 하는 적층형 콘택의 형성 방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020000047411A KR100738577B1 (ko) | 2000-08-17 | 2000-08-17 | 반도체소자의 콘택 형성 방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020000047411A KR100738577B1 (ko) | 2000-08-17 | 2000-08-17 | 반도체소자의 콘택 형성 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20020014240A KR20020014240A (ko) | 2002-02-25 |
KR100738577B1 true KR100738577B1 (ko) | 2007-07-11 |
Family
ID=19683464
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020000047411A KR100738577B1 (ko) | 2000-08-17 | 2000-08-17 | 반도체소자의 콘택 형성 방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100738577B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9853049B2 (en) | 2016-04-21 | 2017-12-26 | Samsung Electronics Co., Ltd. | Memory devices having common source lines including layers of different materials |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR0124783B1 (ko) * | 1993-08-26 | 1997-12-10 | 문정환 | 반도체 장치의 제조방법 |
KR19980026825A (ko) * | 1996-10-11 | 1998-07-15 | 김광호 | 반도체 소자의 콘택홀 형성방법 |
KR20000013035A (ko) * | 1998-08-04 | 2000-03-06 | 윤종용 | 콘택 형성 방법 |
KR20010028501A (ko) * | 1999-09-21 | 2001-04-06 | 윤종용 | 반도체 장치의 콘택 형성 방법 |
-
2000
- 2000-08-17 KR KR1020000047411A patent/KR100738577B1/ko not_active IP Right Cessation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR0124783B1 (ko) * | 1993-08-26 | 1997-12-10 | 문정환 | 반도체 장치의 제조방법 |
KR19980026825A (ko) * | 1996-10-11 | 1998-07-15 | 김광호 | 반도체 소자의 콘택홀 형성방법 |
KR20000013035A (ko) * | 1998-08-04 | 2000-03-06 | 윤종용 | 콘택 형성 방법 |
KR20010028501A (ko) * | 1999-09-21 | 2001-04-06 | 윤종용 | 반도체 장치의 콘택 형성 방법 |
Non-Patent Citations (4)
Title |
---|
1001247830000 |
1019980026825 |
1020000013035 |
1020010028501 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9853049B2 (en) | 2016-04-21 | 2017-12-26 | Samsung Electronics Co., Ltd. | Memory devices having common source lines including layers of different materials |
Also Published As
Publication number | Publication date |
---|---|
KR20020014240A (ko) | 2002-02-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR920004541B1 (ko) | 반도체 소자에서 식각베리어층을 사용한 콘택홀 형성방법 | |
US6337275B1 (en) | Method for forming a self aligned contact in a semiconductor device | |
JP2002280452A (ja) | 効果的に短絡を防止できる集積回路装置およびその製造方法 | |
KR100549576B1 (ko) | 반도체 소자의 제조 방법 | |
KR100738577B1 (ko) | 반도체소자의 콘택 형성 방법 | |
KR100285698B1 (ko) | 반도체장치의제조방법 | |
KR100289661B1 (ko) | 반도체 소자의 제조방법 | |
KR100333539B1 (ko) | 반도체소자의미세콘택홀형성방법 | |
KR100506050B1 (ko) | 반도체소자의 콘택 형성방법 | |
KR20010008839A (ko) | 반도체 장치의 셀프-얼라인 콘택 형성방법 | |
KR101173478B1 (ko) | 반도체 소자 제조방법 | |
JPH10209402A (ja) | 半導体素子及びその製造方法 | |
KR100265830B1 (ko) | 반도체장치의콘택홀형성방법 | |
KR100612554B1 (ko) | 반도체소자의 캐패시터 및 그의 제조방법 | |
KR100313537B1 (ko) | 커패시터 제조방법 | |
KR100359165B1 (ko) | 반도체 소자의 캐패시터 형성방법 | |
KR100583099B1 (ko) | 반도체소자의 금속배선 형성방법 | |
KR20020024840A (ko) | 반도체장치의 콘택플러그 형성방법 | |
KR20030002711A (ko) | 플래시 메모리 셀의 제조 방법 | |
KR20020049373A (ko) | 반도체 소자의 제조방법 | |
KR20000045910A (ko) | 반도체 소자의 퓨즈 박스 제조 방법 | |
JPH11168142A (ja) | 半導体装置におけるビアホールの形成方法 | |
KR20010036183A (ko) | 반도체소자의 제조방법 | |
KR19980080479A (ko) | 자기정합적인 콘텍트홀 형성 방법 | |
KR20010063771A (ko) | 반도체소자의 소자분리막 형성방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 20000817 |
|
PG1501 | Laying open of application | ||
A201 | Request for examination | ||
PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 20050620 Comment text: Request for Examination of Application Patent event code: PA02011R01I Patent event date: 20000817 Comment text: Patent Application |
|
E902 | Notification of reason for refusal | ||
PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20060627 Patent event code: PE09021S01D |
|
AMND | Amendment | ||
E801 | Decision on dismissal of amendment | ||
PE0801 | Dismissal of amendment |
Patent event code: PE08012E01D Comment text: Decision on Dismissal of Amendment Patent event date: 20061221 Patent event code: PE08011R01I Comment text: Amendment to Specification, etc. Patent event date: 20060927 |
|
E601 | Decision to refuse application | ||
PE0601 | Decision on rejection of patent |
Patent event date: 20070130 Comment text: Decision to Refuse Application Patent event code: PE06012S01D Patent event date: 20060627 Comment text: Notification of reason for refusal Patent event code: PE06011S01I |
|
J201 | Request for trial against refusal decision | ||
PJ0201 | Trial against decision of rejection |
Patent event date: 20070228 Comment text: Request for Trial against Decision on Refusal Patent event code: PJ02012R01D Patent event date: 20070130 Comment text: Decision to Refuse Application Patent event code: PJ02011S01I Appeal kind category: Appeal against decision to decline refusal Decision date: 20070423 Appeal identifier: 2007101002375 Request date: 20070228 |
|
AMND | Amendment | ||
PB0901 | Examination by re-examination before a trial |
Comment text: Amendment to Specification, etc. Patent event date: 20070327 Patent event code: PB09011R02I Comment text: Request for Trial against Decision on Refusal Patent event date: 20070228 Patent event code: PB09011R01I Comment text: Amendment to Specification, etc. Patent event date: 20060927 Patent event code: PB09011R02I |
|
B701 | Decision to grant | ||
PB0701 | Decision of registration after re-examination before a trial |
Patent event date: 20070423 Comment text: Decision to Grant Registration Patent event code: PB07012S01D Patent event date: 20070405 Comment text: Transfer of Trial File for Re-examination before a Trial Patent event code: PB07011S01I |
|
GRNT | Written decision to grant | ||
PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20070705 Patent event code: PR07011E01D |
|
PR1002 | Payment of registration fee |
Payment date: 20070706 End annual number: 3 Start annual number: 1 |
|
PG1601 | Publication of registration | ||
G170 | Re-publication after modification of scope of protection [patent] | ||
PG1701 | Publication of correction | ||
FPAY | Annual fee payment |
Payment date: 20100624 Year of fee payment: 4 |
|
PR1001 | Payment of annual fee |
Payment date: 20100624 Start annual number: 4 End annual number: 4 |
|
LAPS | Lapse due to unpaid annual fee | ||
PC1903 | Unpaid annual fee |