KR100990536B1 - 반도체 메모리 소자의 제조 방법 - Google Patents
반도체 메모리 소자의 제조 방법 Download PDFInfo
- Publication number
- KR100990536B1 KR100990536B1 KR1020080052951A KR20080052951A KR100990536B1 KR 100990536 B1 KR100990536 B1 KR 100990536B1 KR 1020080052951 A KR1020080052951 A KR 1020080052951A KR 20080052951 A KR20080052951 A KR 20080052951A KR 100990536 B1 KR100990536 B1 KR 100990536B1
- Authority
- KR
- South Korea
- Prior art keywords
- memory device
- semiconductor memory
- leakage current
- active region
- manufacturing
- 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.)
- Expired - Fee Related
Links
- 239000004065 semiconductor Substances 0.000 title claims abstract description 63
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 claims abstract description 63
- 238000002955 isolation Methods 0.000 claims abstract description 9
- 238000001459 lithography Methods 0.000 claims abstract description 7
- 238000012545 processing Methods 0.000 claims description 2
- 238000000137 annealing Methods 0.000 abstract description 8
- 230000010354 integration Effects 0.000 abstract description 4
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 19
- 229920005591 polysilicon Polymers 0.000 description 19
- 239000010410 layer Substances 0.000 description 18
- 235000012431 wafers Nutrition 0.000 description 16
- 239000000758 substrate Substances 0.000 description 13
- 238000005259 measurement Methods 0.000 description 6
- 230000002093 peripheral effect Effects 0.000 description 5
- 238000005468 ion implantation Methods 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229920002120 photoresistant polymer Polymers 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000005380 borophosphosilicate glass Substances 0.000 description 1
- 238000012217 deletion Methods 0.000 description 1
- 230000037430 deletion Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000005281 excited state Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 238000004148 unit process Methods 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
- 238000001039 wet etching Methods 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
- 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
- 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
- H01L21/324—Thermal treatment for modifying the properties of semiconductor bodies, e.g. annealing, sintering
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Non-Volatile Memory (AREA)
- Semiconductor Memories (AREA)
Abstract
Description
예를 들어, 상기 POR 공정의 활성 영역의 선폭 CD는 0.10μm 내지 0.20μm이고, 제2실시예에 따른 활성 영역의 선폭 CD는 POR 공정의 선폭 CD에 비하여 3nm 내지 6nm로 증가될 수 있다.
Claims (9)
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 활성 영역을 형성하기 위하여 리소그라피 공정을 처리하는 단계에서,활성 영역의 선폭 CD를 POR 공정의 선폭 CD에 비하여 3nm 내지 6nm로 증가시키고, 상기 POR 공정의 선폭 CD는 0.10μm 내지 0.20μm인 것을 특징으로 하는 반도체 메모리 소자의 제조 방법.
- 삭제
- 제6항에 있어서,상기 리소그라피 공정은 소자분리막을 형성하기 위한 트렌치의 갭필 공정이 처리되기 전에 진행되는 것을 특징으로 하는 반도체 메모리 소자의 제조 방법.
- 제6항에 있어서, 상기 반도체 메모리 소자는NOR 플래시 메모리 소자인 것을 특징으로 하는 반도체 메모리 소자의 제조 방법.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080052951A KR100990536B1 (ko) | 2008-06-05 | 2008-06-05 | 반도체 메모리 소자의 제조 방법 |
US12/474,696 US20090305481A1 (en) | 2008-06-05 | 2009-05-29 | Method for manufacturing semiconductor memory device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080052951A KR100990536B1 (ko) | 2008-06-05 | 2008-06-05 | 반도체 메모리 소자의 제조 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20090126717A KR20090126717A (ko) | 2009-12-09 |
KR100990536B1 true KR100990536B1 (ko) | 2010-10-29 |
Family
ID=41400698
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020080052951A Expired - Fee Related KR100990536B1 (ko) | 2008-06-05 | 2008-06-05 | 반도체 메모리 소자의 제조 방법 |
Country Status (2)
Country | Link |
---|---|
US (1) | US20090305481A1 (ko) |
KR (1) | KR100990536B1 (ko) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6350662B1 (en) * | 1999-07-19 | 2002-02-26 | Taiwan Semiconductor Manufacturing Company | Method to reduce defects in shallow trench isolations by post liner anneal |
US20060134882A1 (en) * | 2004-12-22 | 2006-06-22 | Chartered Semiconductor Manufacturing Ltd. | Method to improve device isolation via fabrication of deeper shallow trench isolation regions |
US7199020B2 (en) * | 2005-04-11 | 2007-04-03 | Texas Instruments Incorporated | Nitridation of STI liner oxide for modulating inverse width effects in semiconductor devices |
US7448018B2 (en) * | 2006-09-12 | 2008-11-04 | International Business Machines Corporation | System and method for employing patterning process statistics for ground rules waivers and optimization |
-
2008
- 2008-06-05 KR KR1020080052951A patent/KR100990536B1/ko not_active Expired - Fee Related
-
2009
- 2009-05-29 US US12/474,696 patent/US20090305481A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
KR20090126717A (ko) | 2009-12-09 |
US20090305481A1 (en) | 2009-12-10 |
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