KR100356474B1 - 반도체 소자의 중첩 버니어 형성 방법 - Google Patents
반도체 소자의 중첩 버니어 형성 방법 Download PDFInfo
- Publication number
- KR100356474B1 KR100356474B1 KR1019990065028A KR19990065028A KR100356474B1 KR 100356474 B1 KR100356474 B1 KR 100356474B1 KR 1019990065028 A KR1019990065028 A KR 1019990065028A KR 19990065028 A KR19990065028 A KR 19990065028A KR 100356474 B1 KR100356474 B1 KR 100356474B1
- Authority
- KR
- South Korea
- Prior art keywords
- vernier
- forming
- semiconductor device
- bpsg film
- overlap
- 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
- 238000000034 method Methods 0.000 title claims abstract description 48
- 239000004065 semiconductor Substances 0.000 title claims abstract description 31
- 239000005380 borophosphosilicate glass Substances 0.000 claims abstract description 36
- 239000000758 substrate Substances 0.000 claims description 9
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000005530 etching Methods 0.000 claims 2
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 230000008602 contraction Effects 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 3
- 239000010410 layer Substances 0.000 description 22
- 239000012528 membrane Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
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- 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
- H01L21/02104—Forming layers
- H01L21/02107—Forming insulating materials on a substrate
- H01L21/02109—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates
- H01L21/02112—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates characterised by the material of the layer
- H01L21/02123—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates characterised by the material of the layer the material containing silicon
- H01L21/02126—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates characterised by the material of the layer the material containing silicon the material containing Si, O, and at least one of H, N, C, F, or other non-metal elements, e.g. SiOC, SiOC:H or SiONC
- H01L21/02129—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates characterised by the material of the layer the material containing silicon the material containing Si, O, and at least one of H, N, C, F, or other non-metal elements, e.g. SiOC, SiOC:H or SiONC the material being boron or phosphorus doped silicon oxides, e.g. BPSG, BSG or PSG
-
- 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
-
- 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
- H01L21/31144—Etching the insulating layers by chemical or physical means using masks
-
- 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
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)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
- Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
Abstract
Description
Claims (4)
- 셀 영역에 하지층이 형성되고, 상기 셀 영역을 포함한 전체 구조상에 BPSG 막이 형성된 반도체 기판이 제공되는 단계;상기 반도체 기판의 스크라이브 라인에서 중첩 버니어가 형성될 부분의 상기 BPSG 막을 마스크를 이용한 식각공정을 통하여 제거하는 단계; 및상기 셀 영역의 상기 BPSG 막상에 패턴을 형성하면서 상기 스크라이브 라인의 상기 BPSG 막이 제거된 부분에 상기 중첩 버니어를 형성하되, 상기 패턴이 도전층과 절연층의 다층 구조로 형성될 경우 상기 마스크를 이용한 식각공정을 통해 상기 절연층을 제거하면서 상기 중첩 버니어를 형성하는 단계를 포함하는 것을 특징으로 하는 반도체 소자의 중첩 버니어 형성 방법.
- 제 1 항에 있어서,상기 마스크는 상기 중첩 버니어가 형성될 부분이 개방된 윈도우의 투광되는 영역을 50 ×50 ㎛로 하는 노광용 마스크인 것을 특징으로 하는 반도체 소자의 중첩 버니어 형성 방법.
- 제 1 항에 있어서,상기 중첩 버니어는 상기 BPSG 막 형성 후에 실시되는 상기 셀 영역의 하부 패턴 형성 공정까지 적용된 다수의 층이 포함된 구조를 갖는 것을 특징으로 하는반도체 소자의 중첩 버니어 형성 방법.
- 삭제
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019990065028A KR100356474B1 (ko) | 1999-12-29 | 1999-12-29 | 반도체 소자의 중첩 버니어 형성 방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019990065028A KR100356474B1 (ko) | 1999-12-29 | 1999-12-29 | 반도체 소자의 중첩 버니어 형성 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010065159A KR20010065159A (ko) | 2001-07-11 |
KR100356474B1 true KR100356474B1 (ko) | 2002-10-18 |
Family
ID=19632234
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019990065028A Expired - Fee Related KR100356474B1 (ko) | 1999-12-29 | 1999-12-29 | 반도체 소자의 중첩 버니어 형성 방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100356474B1 (ko) |
-
1999
- 1999-12-29 KR KR1019990065028A patent/KR100356474B1/ko not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR20010065159A (ko) | 2001-07-11 |
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