KR100557541B1 - 반도체소자의 제조방법 - Google Patents
반도체소자의 제조방법 Download PDFInfo
- Publication number
- KR100557541B1 KR100557541B1 KR1020030043821A KR20030043821A KR100557541B1 KR 100557541 B1 KR100557541 B1 KR 100557541B1 KR 1020030043821 A KR1020030043821 A KR 1020030043821A KR 20030043821 A KR20030043821 A KR 20030043821A KR 100557541 B1 KR100557541 B1 KR 100557541B1
- Authority
- KR
- South Korea
- Prior art keywords
- oxide film
- nitride film
- pad nitride
- field oxide
- pad
- Prior art date
Links
- 239000004065 semiconductor Substances 0.000 title claims abstract description 30
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 16
- 150000004767 nitrides Chemical class 0.000 claims abstract description 43
- 238000000034 method Methods 0.000 claims abstract description 39
- 239000000758 substrate Substances 0.000 claims abstract description 14
- 238000005530 etching Methods 0.000 claims description 11
- 238000002955 isolation Methods 0.000 claims description 10
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 6
- 239000002002 slurry Substances 0.000 claims description 5
- 238000000206 photolithography Methods 0.000 claims description 4
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 3
- 230000007547 defect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon 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
- H01L21/76—Making of isolation regions between components
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/544—Marks applied to semiconductor devices or parts, e.g. registration marks, alignment structures, wafer maps
-
- 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
- H01L21/76—Making of isolation regions between components
- H01L21/762—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers
- H01L21/76224—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using trench refilling with dielectric materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2223/00—Details relating to semiconductor or other solid state devices covered by the group H01L23/00
- H01L2223/544—Marks applied to semiconductor devices or parts
- H01L2223/54426—Marks applied to semiconductor devices or parts for alignment
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2223/00—Details relating to semiconductor or other solid state devices covered by the group H01L23/00
- H01L2223/544—Marks applied to semiconductor devices or parts
- H01L2223/54453—Marks applied to semiconductor devices or parts for use prior to dicing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Element Separation (AREA)
- Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
- Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
Abstract
Description
반도체기판상에 패드산화막과 패드질화막을 순차적으로 형성하는 공정과,
소자분리마스크를 이용한 사진식각공정으로 상기 패드질화막, 패드산화막 및 소정두께의 반도체기판을 식각하여 트랜치를 형성하는 공정과,
상기 트랜치를 메우는 필드산화막을 형성하는 공정과,
상기 패드질화막을 노출시키도록 상기 필드산화막의 상부를 평탄화시키는 공정과,
정렬 마크로 예정된 부분의 필드산화막을 상기 트랜치의 소정깊이까지 선택식각하여 정렬마크를 형성하는 공정과,
Claims (7)
- 반도체기판상에 패드산화막과 패드질화막을 순차적으로 형성하는 공정과,소자분리마스크를 이용한 사진식각공정으로 상기 패드질화막, 패드산화막 및 소정두께의 반도체기판을 식각하여 트랜치를 형성하는 공정과,상기 트랜치를 메우는 필드산화막을 형성하는 공정과,상기 패드질화막을 노출시키도록 상기 필드산화막의 상부를 평탄화시키는 공정과,정렬 마크로 예정된 부분의 필드산화막을 상기 트랜치의 소정깊이까지 선택식각하여 정렬마크를 형성하는 공정과,상기 패드질화막 패턴을 제거하는 공정을 구비하는 반도체소자의 제조방법.
- 제1항에 있어서, 상기 트랜치는 2000∼10000Å 깊이로 형성되는 것을 특징으로하는 반도체소자의 제조방법.
- 제1항에 있어서, 상기 패드질화막은 300∼2000Å 두께로 형성되는 것을 특징으로하는 반도체소자의 제조방법.
- 제1항에 있어서, 상기 필드산화막은 4000∼15000Å 두께로 형성되는 것을 특징으로하는 반도체소자의 제조방법.
- 제1항에 있어서, 상기 필드산화막의 평탄화 공정은 CMP 방법으로 질화막과 산화막간의 식각 선택비가 1:10 ∼ 1:200 정도 되는 슬러리를 사용하여 실시하는 것을 특징으로하는 반도체소자의 제조방법.
- 제5항에 있어서, 상기 CMP후에 상기 패드질화막 패턴이 200∼1000Å 두께가 남도록하는 것을 특징으로하는 반도체소자의 제조방법.
- 제1항에 있어서, 상기 패드질화막의 제거는 인산을 사용하는 것을 특징으로하는 반도체소자의 제조방법.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020030043821A KR100557541B1 (ko) | 2003-06-30 | 2003-06-30 | 반도체소자의 제조방법 |
US10/737,784 US6958280B2 (en) | 2003-06-30 | 2003-12-18 | Method for manufacturing alignment mark of semiconductor device using STI process |
JP2003427874A JP2005026660A (ja) | 2003-06-30 | 2003-12-24 | 半導体素子の整列マーク製造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020030043821A KR100557541B1 (ko) | 2003-06-30 | 2003-06-30 | 반도체소자의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20050002443A KR20050002443A (ko) | 2005-01-07 |
KR100557541B1 true KR100557541B1 (ko) | 2006-03-03 |
Family
ID=33536416
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020030043821A KR100557541B1 (ko) | 2003-06-30 | 2003-06-30 | 반도체소자의 제조방법 |
Country Status (3)
Country | Link |
---|---|
US (1) | US6958280B2 (ko) |
JP (1) | JP2005026660A (ko) |
KR (1) | KR100557541B1 (ko) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006278754A (ja) | 2005-03-29 | 2006-10-12 | Fujitsu Ltd | 半導体装置及びその製造方法 |
US7550379B2 (en) * | 2006-10-10 | 2009-06-23 | Asml Netherlands B.V. | Alignment mark, use of a hard mask material, and method |
US20090075828A1 (en) * | 2007-09-17 | 2009-03-19 | Gentel Biosurfaces, Inc. | Integrated protein chip assay |
US20090253586A1 (en) * | 2008-02-21 | 2009-10-08 | Gentel Biosciences, Inc. | Substrates for multiplexed assays and uses thereof |
US8935981B2 (en) | 2010-09-24 | 2015-01-20 | Canon Nanotechnologies, Inc. | High contrast alignment marks through multiple stage imprinting |
JP7163577B2 (ja) * | 2017-12-28 | 2022-11-01 | 富士電機株式会社 | 半導体装置の製造方法 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5786260A (en) | 1996-12-16 | 1998-07-28 | Taiwan Semiconductor Manufacturing Company, Ltd. | Method of fabricating a readable alignment mark structure using enhanced chemical mechanical polishing |
JPH11330381A (ja) * | 1998-05-13 | 1999-11-30 | Denso Corp | 半導体装置の製造方法 |
US6043133A (en) | 1998-07-24 | 2000-03-28 | Taiwan Semiconductor Manufacturing Company, Ltd. | Method of photo alignment for shallow trench isolation chemical-mechanical polishing |
US6534378B1 (en) | 1998-08-31 | 2003-03-18 | Cypress Semiconductor Corp. | Method for forming an integrated circuit device |
US6303458B1 (en) | 1998-10-05 | 2001-10-16 | Chartered Semiconductor Manufacturing Ltd. | Alignment mark scheme for Sti process to save one mask step |
TW393725B (en) | 1998-10-22 | 2000-06-11 | United Microelectronics Corp | Reproduction method of the alignment mark in the shallow trench isolation process |
US6194287B1 (en) | 1999-04-02 | 2001-02-27 | Taiwan Semiconductor Manufacturing Company | Shallow trench isolation (STI) method with reproducible alignment registration |
JP2001102440A (ja) * | 1999-09-29 | 2001-04-13 | Nec Corp | 半導体集積回路装置の製造方法 |
JP3344397B2 (ja) * | 2000-01-21 | 2002-11-11 | 日本電気株式会社 | 半導体装置の製造方法 |
JP3492279B2 (ja) * | 2000-03-21 | 2004-02-03 | Necエレクトロニクス株式会社 | 素子分離領域の形成方法 |
JP2002134701A (ja) * | 2000-10-25 | 2002-05-10 | Nec Corp | 半導体装置の製造方法 |
US6723611B2 (en) * | 2002-09-10 | 2004-04-20 | International Business Machines Corporation | Vertical hard mask |
-
2003
- 2003-06-30 KR KR1020030043821A patent/KR100557541B1/ko not_active IP Right Cessation
- 2003-12-18 US US10/737,784 patent/US6958280B2/en not_active Expired - Fee Related
- 2003-12-24 JP JP2003427874A patent/JP2005026660A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US6958280B2 (en) | 2005-10-25 |
KR20050002443A (ko) | 2005-01-07 |
US20040266127A1 (en) | 2004-12-30 |
JP2005026660A (ja) | 2005-01-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR20040096365A (ko) | 반도체소자의 제조방법 | |
KR100557541B1 (ko) | 반도체소자의 제조방법 | |
KR100674896B1 (ko) | 반도체 집적회로의 트렌치 소자 분리 방법 | |
KR100423352B1 (ko) | 반도체 장치의 제조방법 | |
KR100403627B1 (ko) | 트랜치 소자분리 방법 | |
US20060148275A1 (en) | Method of forming an alignment mark and manufacturing a semiconductor device using the same | |
KR20090070710A (ko) | 반도체 소자의 트렌치 형성 방법 | |
KR20010008607A (ko) | 반도체장치의 소자분리막 형성방법 | |
KR100942077B1 (ko) | 반도체 소자의 제조방법 | |
KR100318262B1 (ko) | 반도체 소자의 얼라인먼트 키 형성방법 | |
KR100408863B1 (ko) | 반도체 소자의 게이트 산화막 형성 방법 | |
KR100905163B1 (ko) | 반도체소자의 제조방법 | |
KR20070013030A (ko) | 반도체 소자의 정렬키 형성방법 | |
KR100520177B1 (ko) | 반도체소자의 소자분리막 형성방법 | |
KR20040061822A (ko) | 반도체소자의 제조방법 | |
KR100569509B1 (ko) | 반도체소자의 제조방법 | |
KR20050002389A (ko) | 반도체소자의 제조방법 | |
KR20050014165A (ko) | 반도체소자의 제조방법 | |
KR20040029825A (ko) | 소자분리막 패턴의 형성 방법 | |
KR20000021302A (ko) | 반도체 장치의 트렌치 소자 분리 방법 | |
KR20090005909A (ko) | 얼라인 키를 갖는 반도체소자의 형성방법 | |
KR20060113281A (ko) | 반도체소자의 제조방법 | |
KR20040021371A (ko) | 반도체 소자의 셀로우 트렌치 분리막 형성 방법 | |
KR20050068306A (ko) | 반도체 소자의 셀로우 트렌치 소자분리막 제조 방법 | |
KR20020054666A (ko) | 반도체소자의 소자분리막 형성방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 20030630 |
|
A201 | Request for examination | ||
PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 20040419 Comment text: Request for Examination of Application Patent event code: PA02011R01I Patent event date: 20030630 Comment text: Patent Application |
|
PG1501 | Laying open of application | ||
E902 | Notification of reason for refusal | ||
PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20051028 Patent event code: PE09021S01D |
|
E701 | Decision to grant or registration of patent right | ||
PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 20060113 |
|
GRNT | Written decision to grant | ||
PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20060224 Patent event code: PR07011E01D |
|
PR1002 | Payment of registration fee |
Payment date: 20060223 End annual number: 3 Start annual number: 1 |
|
PG1601 | Publication of registration | ||
PR1001 | Payment of annual fee |
Payment date: 20090121 Start annual number: 4 End annual number: 4 |
|
PR1001 | Payment of annual fee |
Payment date: 20100126 Start annual number: 5 End annual number: 5 |
|
PR1001 | Payment of annual fee |
Payment date: 20110126 Start annual number: 6 End annual number: 6 |
|
PR1001 | Payment of annual fee |
Payment date: 20120126 Start annual number: 7 End annual number: 7 |
|
FPAY | Annual fee payment |
Payment date: 20130426 Year of fee payment: 8 |
|
PR1001 | Payment of annual fee |
Payment date: 20130426 Start annual number: 8 End annual number: 8 |
|
FPAY | Annual fee payment |
Payment date: 20140122 Year of fee payment: 9 |
|
PR1001 | Payment of annual fee |
Payment date: 20140122 Start annual number: 9 End annual number: 9 |
|
LAPS | Lapse due to unpaid annual fee | ||
PC1903 | Unpaid annual fee |
Termination category: Default of registration fee Termination date: 20160109 |