KR100699397B1 - 박막 커패시터 장치용 개선된 전극 - Google Patents
박막 커패시터 장치용 개선된 전극 Download PDFInfo
- Publication number
- KR100699397B1 KR100699397B1 KR1020047018348A KR20047018348A KR100699397B1 KR 100699397 B1 KR100699397 B1 KR 100699397B1 KR 1020047018348 A KR1020047018348 A KR 1020047018348A KR 20047018348 A KR20047018348 A KR 20047018348A KR 100699397 B1 KR100699397 B1 KR 100699397B1
- Authority
- KR
- South Korea
- Prior art keywords
- electrode
- layer
- oxide
- platinum
- adhesion layer
- Prior art date
Links
- 239000010409 thin film Substances 0.000 title claims abstract description 20
- 239000003990 capacitor Substances 0.000 title claims abstract description 17
- 238000000034 method Methods 0.000 claims abstract description 46
- 238000000151 deposition Methods 0.000 claims abstract description 29
- 239000011521 glass Substances 0.000 claims abstract description 23
- 239000000758 substrate Substances 0.000 claims abstract description 23
- 239000004020 conductor Substances 0.000 claims abstract description 17
- 229910000510 noble metal Inorganic materials 0.000 claims abstract description 9
- 239000010970 precious metal Substances 0.000 claims abstract description 7
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 92
- 229910052697 platinum Inorganic materials 0.000 claims description 43
- 230000008021 deposition Effects 0.000 claims description 20
- 229910052751 metal Inorganic materials 0.000 claims description 18
- 239000002184 metal Substances 0.000 claims description 18
- 230000003647 oxidation Effects 0.000 claims description 10
- 238000007254 oxidation reaction Methods 0.000 claims description 10
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 9
- 229910044991 metal oxide Inorganic materials 0.000 claims description 9
- 150000004706 metal oxides Chemical class 0.000 claims description 9
- 229910052760 oxygen Inorganic materials 0.000 claims description 9
- 239000001301 oxygen Substances 0.000 claims description 9
- BPUBBGLMJRNUCC-UHFFFAOYSA-N oxygen(2-);tantalum(5+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ta+5].[Ta+5] BPUBBGLMJRNUCC-UHFFFAOYSA-N 0.000 claims description 9
- 229910001936 tantalum oxide Inorganic materials 0.000 claims description 7
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 6
- 230000001590 oxidative effect Effects 0.000 claims description 6
- 229910052763 palladium Inorganic materials 0.000 claims description 4
- XHCLAFWTIXFWPH-UHFFFAOYSA-N [O-2].[O-2].[O-2].[O-2].[O-2].[V+5].[V+5] Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[V+5].[V+5] XHCLAFWTIXFWPH-UHFFFAOYSA-N 0.000 claims description 3
- 229910000449 hafnium oxide Inorganic materials 0.000 claims description 3
- WIHZLLGSGQNAGK-UHFFFAOYSA-N hafnium(4+);oxygen(2-) Chemical compound [O-2].[O-2].[Hf+4] WIHZLLGSGQNAGK-UHFFFAOYSA-N 0.000 claims description 3
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 claims description 3
- 229910001935 vanadium oxide Inorganic materials 0.000 claims description 3
- 229910001928 zirconium oxide Inorganic materials 0.000 claims description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 2
- 229910052737 gold Inorganic materials 0.000 claims description 2
- 239000010931 gold Substances 0.000 claims description 2
- 229910052703 rhodium Inorganic materials 0.000 claims description 2
- 239000010948 rhodium Substances 0.000 claims description 2
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 claims description 2
- PBCFLUZVCVVTBY-UHFFFAOYSA-N tantalum pentoxide Inorganic materials O=[Ta](=O)O[Ta](=O)=O PBCFLUZVCVVTBY-UHFFFAOYSA-N 0.000 claims description 2
- 229910052715 tantalum Inorganic materials 0.000 abstract description 23
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 abstract description 22
- -1 Electrodes Substances 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 71
- 230000008569 process Effects 0.000 description 23
- 235000012431 wafers Nutrition 0.000 description 23
- 238000000137 annealing Methods 0.000 description 12
- 239000010408 film Substances 0.000 description 11
- 239000010936 titanium Substances 0.000 description 10
- 229910052454 barium strontium titanate Inorganic materials 0.000 description 8
- 239000000463 material Substances 0.000 description 8
- 229910052719 titanium Inorganic materials 0.000 description 8
- 230000015556 catabolic process Effects 0.000 description 7
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 5
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 5
- 239000011229 interlayer Substances 0.000 description 5
- 229910052710 silicon Inorganic materials 0.000 description 5
- 239000010703 silicon Substances 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 229910004298 SiO 2 Inorganic materials 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 230000008020 evaporation Effects 0.000 description 4
- 238000001704 evaporation Methods 0.000 description 4
- 230000001464 adherent effect Effects 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000010304 firing Methods 0.000 description 3
- 229910052451 lead zirconate titanate Inorganic materials 0.000 description 3
- 230000035945 sensitivity Effects 0.000 description 3
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 238000004518 low pressure chemical vapour deposition Methods 0.000 description 2
- 238000001465 metallisation Methods 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910052758 niobium Inorganic materials 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- 239000002243 precursor Substances 0.000 description 2
- 229910052707 ruthenium Inorganic materials 0.000 description 2
- 229910052814 silicon oxide Inorganic materials 0.000 description 2
- 238000002207 thermal evaporation Methods 0.000 description 2
- 229910015802 BaSr Inorganic materials 0.000 description 1
- 229920002449 FKM Polymers 0.000 description 1
- 229910020684 PbZr Inorganic materials 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910004168 TaNb Inorganic materials 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- FIAASCWLRMHLPE-UHFFFAOYSA-N [Bi].[Sr].[Ba] Chemical compound [Bi].[Sr].[Ba] FIAASCWLRMHLPE-UHFFFAOYSA-N 0.000 description 1
- VNSWULZVUKFJHK-UHFFFAOYSA-N [Sr].[Bi] Chemical compound [Sr].[Bi] VNSWULZVUKFJHK-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- JRPBQTZRNDNNOP-UHFFFAOYSA-N barium titanate Chemical compound [Ba+2].[Ba+2].[O-][Ti]([O-])([O-])[O-] JRPBQTZRNDNNOP-UHFFFAOYSA-N 0.000 description 1
- 229910002113 barium titanate Inorganic materials 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 239000006059 cover glass Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 229910052741 iridium Inorganic materials 0.000 description 1
- HFGPZNIAWCZYJU-UHFFFAOYSA-N lead zirconate titanate Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ti+4].[Zr+4].[Pb+2] HFGPZNIAWCZYJU-UHFFFAOYSA-N 0.000 description 1
- 238000002488 metal-organic chemical vapour deposition Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052762 osmium Inorganic materials 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000003938 response to stress Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000012703 sol-gel precursor Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 229910052712 strontium Inorganic materials 0.000 description 1
- VEALVRVVWBQVSL-UHFFFAOYSA-N strontium titanate Chemical compound [Sr+2].[O-][Ti]([O-])=O VEALVRVVWBQVSL-UHFFFAOYSA-N 0.000 description 1
- 238000000427 thin-film deposition Methods 0.000 description 1
- 150000003608 titanium Chemical class 0.000 description 1
- 238000001771 vacuum deposition Methods 0.000 description 1
- 238000009279 wet oxidation reaction Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/005—Electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/005—Electrodes
- H01G4/008—Selection of materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/018—Dielectrics
- H01G4/06—Solid dielectrics
- H01G4/08—Inorganic dielectrics
- H01G4/10—Metal-oxide dielectrics
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/33—Thin- or thick-film capacitors
-
- 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
- H01L21/02172—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 at least one metal element, e.g. metal oxides, metal nitrides, metal oxynitrides or metal carbides
- H01L21/02175—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 at least one metal element, e.g. metal oxides, metal nitrides, metal oxynitrides or metal carbides characterised by the metal
- H01L21/02183—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 at least one metal element, e.g. metal oxides, metal nitrides, metal oxynitrides or metal carbides characterised by the metal the material containing tantalum, e.g. Ta2O5
-
- 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
- H01L21/02225—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer
- H01L21/02227—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a process other than a deposition process
- H01L21/0223—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a process other than a deposition process formation by oxidation, e.g. oxidation of the substrate
- H01L21/02244—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a process other than a deposition process formation by oxidation, e.g. oxidation of the substrate of a metallic layer
-
- 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
- H01L21/02225—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer
- H01L21/02227—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a process other than a deposition process
- H01L21/02255—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a process other than a deposition process formation by thermal treatment
-
- 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
- H01L21/28—Manufacture of electrodes on semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/268
- H01L21/283—Deposition of conductive or insulating materials for electrodes conducting electric current
-
- 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
- H01L21/314—Inorganic layers
- H01L21/316—Inorganic layers composed of oxides or glassy oxides or oxide based glass
- H01L21/3165—Inorganic layers composed of oxides or glassy oxides or oxide based glass formed by oxidation
- H01L21/31683—Inorganic layers composed of oxides or glassy oxides or oxide based glass formed by oxidation of metallic layers, e.g. Al deposited on the body, e.g. formation of multi-layer insulating structures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L28/00—Passive two-terminal components without a potential-jump or surface barrier for integrated circuits; Details thereof; Multistep manufacturing processes therefor
- H01L28/40—Capacitors
- H01L28/60—Electrodes
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Semiconductor Memories (AREA)
- Formation Of Insulating Films (AREA)
Abstract
Description
Claims (15)
- 박막 커패시터 장치(12)용 전극(16)에 있어서,유리 기판;상기 유리 기판 상에 형성된 금속 산화물 부착층(22); 및상기 금속 산화물 부착층에 접속된 귀금속 도전체(24)를 포함하고,상기 부착층(22)은 탄탈륨 산화물, 지르코늄 산화물, 하프늄 산화물 및 바나듐 산화물로 이루어진 그룹으로부터 선택되는 박막 커패시터 장치용 전극.
- 삭제
- 삭제
- 삭제
- 삭제
- 박막 커패시터 장치(12)용 전극(16)을 형성하는 방법에 있어서,유리 기판(14)의 상부층(20) 상에 금속을 가열 증착시키는(heated deposition) 단계;금속 산화물 부착층(22)을 형성하기 위해 상기 증착된 금속층(22)을 산화시키는 단계; 및상기 금속 산화물 부착층(22) 상에 귀금속 도전체(24)를 증착시키는 단계를 포함하고,상기 부착층(22)은 탄탈륨 산화물, 지르코늄 산화물, 하프늄 산화물 및 바나듐 산화물로 이루어진 그룹으로부터 선택되는 박막 커패시터 장치용 전극 형성 방법.
- 삭제
- 제6항에 있어서,상기 산화 단계는 산소를 포함하는 분위기에서의 열처리를 포함하는 박막 커패시터 장치용 전극 형성 방법.
- 제6항에 있어서,상기 산화 단계는 산소를 포함하는 분위기에서의 급속 열 처리기(rapid thermal processor)에 의한 열처리를 포함하는 박막 커패시터 장치용 전극 형성 방법.
- 삭제
- 제6항에 있어서,상기 금속 산화물 부착층(24)은 탄탈륨 산화물을 포함하는 박막 커패시터 장치용 전극 형성 방법.
- 제11항에 있어서,상기 귀금속 도전체(24)는 백금을 포함하는 박막 커패시터 장치용 전극 형성 방법.
- 제1항에 있어서,상기 귀금속 도전체(24)는 백금, 팔라듐, 금 및 로듐으로 이루어진 그룹으로부터 선택되는 박막 커패시터 장치용 전극.
- 제1항에 있어서,상기 부착층(22)은 탄탈륨 오산화물을 포함하는 박막 커패시터 장치용 전극.
- 제1항에 있어서,상기 귀금속 도전체(24)는 백금을 포함하는 박막 커패시터 장치용 전극.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/147,093 US7335552B2 (en) | 2002-05-15 | 2002-05-15 | Electrode for thin film capacitor devices |
US10/147,093 | 2002-05-15 | ||
PCT/US2003/014934 WO2003098646A1 (en) | 2002-05-15 | 2003-05-12 | Improved electrode for thin film capacitor devices |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20040106543A KR20040106543A (ko) | 2004-12-17 |
KR100699397B1 true KR100699397B1 (ko) | 2007-03-27 |
Family
ID=29418951
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020047018348A KR100699397B1 (ko) | 2002-05-15 | 2003-05-12 | 박막 커패시터 장치용 개선된 전극 |
Country Status (6)
Country | Link |
---|---|
US (2) | US7335552B2 (ko) |
EP (1) | EP1504460B1 (ko) |
JP (1) | JP5059290B2 (ko) |
KR (1) | KR100699397B1 (ko) |
DE (1) | DE60328596D1 (ko) |
WO (1) | WO2003098646A1 (ko) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100634509B1 (ko) * | 2004-08-20 | 2006-10-13 | 삼성전자주식회사 | 3차원 반도체 캐패시터 및 그 제조 방법 |
US20060065916A1 (en) | 2004-09-29 | 2006-03-30 | Xubai Zhang | Varactors and methods of manufacture and use |
EP1831973A2 (en) * | 2004-12-06 | 2007-09-12 | The President and Fellows of Harvard College | Nanoscale wire-based data storage |
DE102005048774B4 (de) * | 2005-10-07 | 2009-04-02 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Substrat, das zumindest bereichsweise an einer Oberfläche mit einer Beschichtung eines Metalls versehen ist, sowie dessen Verwendung |
US7560392B2 (en) * | 2006-05-10 | 2009-07-14 | Micron Technology, Inc. | Electrical components for microelectronic devices and methods of forming the same |
KR100849187B1 (ko) * | 2006-06-30 | 2008-07-30 | 주식회사 하이닉스반도체 | 반도체 소자의 캐패시터 제조 방법 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR19980077149A (ko) * | 1997-04-17 | 1998-11-16 | 윤종용 | 다층전극 구조를 갖는 강유전체 메모리의 커패시터 및 그 제조방법 |
KR100385446B1 (ko) * | 1995-07-07 | 2004-09-08 | 로무 가부시키가이샤 | 유전체캐패시터및그제조방법 |
Family Cites Families (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US19874A (en) * | 1858-04-06 | Improvement in cotton-seed planters | ||
DE2513858C3 (de) | 1975-03-27 | 1981-08-06 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zur Herstellung eines Tantal-Dünnschichtkondensators |
JPS5874079A (ja) * | 1981-10-28 | 1983-05-04 | Japan Electronic Ind Dev Assoc<Jeida> | 薄膜トランジスタ |
KR930012120B1 (ko) * | 1991-07-03 | 1993-12-24 | 삼성전자 주식회사 | 반도체장치 및 그의 제조방법 |
US5142438A (en) * | 1991-11-15 | 1992-08-25 | Micron Technology, Inc. | Dram cell having a stacked capacitor with a tantalum lower plate, a tantalum oxide dielectric layer, and a silicide buried contact |
US5390072A (en) * | 1992-09-17 | 1995-02-14 | Research Foundation Of State University Of New York | Thin film capacitors |
US5723171A (en) | 1992-10-23 | 1998-03-03 | Symetrix Corporation | Integrated circuit electrode structure and process for fabricating same |
US5479317A (en) * | 1994-10-05 | 1995-12-26 | Bell Communications Research, Inc. | Ferroelectric capacitor heterostructure and method of making same |
US6204111B1 (en) | 1994-12-28 | 2001-03-20 | Matsushita Electronics Corporation | Fabrication method of capacitor for integrated circuit |
JP3098923B2 (ja) * | 1994-12-28 | 2000-10-16 | 松下電子工業株式会社 | 半導体装置およびその製造方法 |
JP3480624B2 (ja) * | 1995-06-09 | 2003-12-22 | シャープ株式会社 | 強誘電体薄膜被覆基板、その製造方法、及びキャパシタ構造素子 |
GB9512529D0 (en) | 1995-06-20 | 1995-08-23 | Bnfl Fluorchem Ltd | Cell treatment |
KR100234000B1 (ko) * | 1996-09-04 | 1999-12-15 | 박호군 | 피제트티 박막 및 그 제조방법 |
US6054355A (en) * | 1997-06-30 | 2000-04-25 | Kabushiki Kaisha Toshiba | Method of manufacturing a semiconductor device which includes forming a dummy gate |
JPH11195768A (ja) * | 1997-10-22 | 1999-07-21 | Fujitsu Ltd | ペロブスカイト型酸化物膜を含む電子装置とその製造方法及び強誘電体キャパシタ |
US6180481B1 (en) * | 1998-01-09 | 2001-01-30 | Micron Technology, Inc. | Barrier layer fabrication methods |
JPH11205898A (ja) | 1998-01-16 | 1999-07-30 | Mitsubishi Electric Corp | 誘電体薄膜素子用電極およびその製造方法とそれを用いた超音波振動子 |
JP3125922B2 (ja) * | 1998-01-20 | 2001-01-22 | ソニー株式会社 | 誘電体メモリおよびその製造方法 |
JP3226166B2 (ja) * | 1998-02-06 | 2001-11-05 | ソニー株式会社 | 強誘電体キャパシタおよびその製造方法並びに強誘電体メモリ |
KR100324601B1 (ko) * | 1998-12-30 | 2002-04-17 | 박종섭 | 계면의 특성 향상을 위한 강유전체 캐패시터 제조 방법 |
US6483691B1 (en) * | 1999-02-04 | 2002-11-19 | Rohm Co., Ltd. | Capacitor and method for manufacturing the same |
US6101102A (en) | 1999-04-28 | 2000-08-08 | Raytheon Company | Fixed frequency regulation circuit employing a voltage variable dielectric capacitor |
JP2001223345A (ja) * | 1999-11-30 | 2001-08-17 | Hitachi Ltd | 半導体装置とその製造方法 |
US6417537B1 (en) * | 2000-01-18 | 2002-07-09 | Micron Technology, Inc. | Metal oxynitride capacitor barrier layer |
US6682772B1 (en) * | 2000-04-24 | 2004-01-27 | Ramtron International Corporation | High temperature deposition of Pt/TiOx for bottom electrodes |
KR100604662B1 (ko) * | 2000-06-30 | 2006-07-25 | 주식회사 하이닉스반도체 | 상부전극과 층간절연막 사이의 접착력을 향상시킬 수 있는반도체 메모리 소자 및 그 제조 방법 |
US6492242B1 (en) * | 2000-07-03 | 2002-12-10 | Chartered Semiconductor Manufacturing Ltd. | Method of forming of high K metallic dielectric layer |
JP2002094018A (ja) * | 2000-09-14 | 2002-03-29 | Fujitsu Ltd | 電子装置の製造方法 |
KR100338780B1 (ko) * | 2000-09-15 | 2002-06-01 | 윤종용 | 층간절연막의 손상을 방지할 수 있는 반도체 메모리 소자및 그 제조방법 |
JP2002124647A (ja) * | 2000-10-18 | 2002-04-26 | Sharp Corp | 半導体装置 |
KR100506082B1 (ko) * | 2000-12-18 | 2005-08-04 | 삼성전자주식회사 | 반구형 잉크 챔버를 가진 잉크 젯 프린트 헤드의 제조 방법 |
JP2003031806A (ja) * | 2001-05-09 | 2003-01-31 | Hitachi Ltd | Mosトランジスタ及びその製造方法 |
US6461914B1 (en) * | 2001-08-29 | 2002-10-08 | Motorola, Inc. | Process for making a MIM capacitor |
JP4067079B2 (ja) * | 2001-12-26 | 2008-03-26 | 松下電器産業株式会社 | 半導体装置及びその製造方法 |
-
2002
- 2002-05-15 US US10/147,093 patent/US7335552B2/en not_active Expired - Lifetime
-
2003
- 2003-05-12 WO PCT/US2003/014934 patent/WO2003098646A1/en active Application Filing
- 2003-05-12 DE DE60328596T patent/DE60328596D1/de not_active Expired - Lifetime
- 2003-05-12 KR KR1020047018348A patent/KR100699397B1/ko active IP Right Grant
- 2003-05-12 JP JP2004506049A patent/JP5059290B2/ja not_active Expired - Fee Related
- 2003-05-12 EP EP03734002A patent/EP1504460B1/en not_active Expired - Lifetime
-
2007
- 2007-12-20 US US12/004,178 patent/US7545625B2/en not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100385446B1 (ko) * | 1995-07-07 | 2004-09-08 | 로무 가부시키가이샤 | 유전체캐패시터및그제조방법 |
KR19980077149A (ko) * | 1997-04-17 | 1998-11-16 | 윤종용 | 다층전극 구조를 갖는 강유전체 메모리의 커패시터 및 그 제조방법 |
Non-Patent Citations (2)
Title |
---|
1003854460000 |
1019980077149 |
Also Published As
Publication number | Publication date |
---|---|
WO2003098646A1 (en) | 2003-11-27 |
KR20040106543A (ko) | 2004-12-17 |
JP2005526390A (ja) | 2005-09-02 |
EP1504460A1 (en) | 2005-02-09 |
EP1504460B1 (en) | 2009-07-29 |
US20080106846A1 (en) | 2008-05-08 |
US20030216017A1 (en) | 2003-11-20 |
DE60328596D1 (de) | 2009-09-10 |
JP5059290B2 (ja) | 2012-10-24 |
US7335552B2 (en) | 2008-02-26 |
US7545625B2 (en) | 2009-06-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR100371891B1 (ko) | 마이크로 일렉트로닉 구조물 및 이의 형성 방법 | |
US5811851A (en) | Pre-oxidizing high-dielectric-constant material electrodes | |
JP3188179B2 (ja) | 強誘電体薄膜素子の製造方法及び強誘電体メモリ素子の製造方法 | |
US5965942A (en) | Semiconductor memory device with amorphous diffusion barrier between capacitor and plug | |
US6407422B1 (en) | Oxygen diffusion blocking semiconductor capacitor | |
KR100417743B1 (ko) | 90 나노미터 이하의 두께를 갖는 강유전성 박막을 지닌강유전성 메모리와 그 제조 방법 | |
KR19990014269A (ko) | 복합 금속 산화물로 만들어진 유전체층을 포함하는 메모리 커패시터를 갖는 반도체 장치의 제조 방법 | |
JP4240542B2 (ja) | 集積回路の電極構造とその作製方法 | |
US7545625B2 (en) | Electrode for thin film capacitor devices | |
JP3594787B2 (ja) | 半導体装置及びその製造方法 | |
KR100214765B1 (ko) | 기판상에 (200)방향으로 우선 배향된 백금 박막 형성방법, 그 방법에 의하여 형성된 백금박막을 구비한 기판 및 전자소자 | |
JPH09129827A (ja) | 強誘電体キャパシタ | |
JPH0687490B2 (ja) | 薄膜コンデンサおよびその製造方法 | |
JPH0969614A (ja) | 強誘電体薄膜、誘電体薄膜及び強誘電体薄膜を含む集積回路の製造方法 | |
JPH11233734A (ja) | 半導体メモリ素子及びその製造方法 | |
JP3120568B2 (ja) | 薄膜キャパシタ | |
JP2000091531A (ja) | 薄膜キャパシタ及びその製造方法 | |
JPH0621064A (ja) | 半導体装置の製造方法 | |
JPH0652775B2 (ja) | 薄膜コンデンサおよびその製造方法 | |
JP2776115B2 (ja) | 薄膜コンデンサ及びその製造方法 | |
KR100299563B1 (ko) | 반도체 소자의 캐패시터 제조방법 | |
JP2002270787A (ja) | 半導体装置とその製造方法 | |
KR19980025548A (ko) | 강유전체를 이용한 커패시터 | |
JPH10335597A (ja) | 容量素子を有する半導体装置およびその製造方法 | |
森戸健太郎 et al. | Special Issue Ceramics Integration. Fabrication Technology of High-Dielectric SrTiO3 Thin Film Capacitors for Microwave Circuits. |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20130221 Year of fee payment: 7 |
|
FPAY | Annual fee payment |
Payment date: 20140220 Year of fee payment: 8 |
|
FPAY | Annual fee payment |
Payment date: 20150226 Year of fee payment: 9 |
|
FPAY | Annual fee payment |
Payment date: 20160218 Year of fee payment: 10 |
|
FPAY | Annual fee payment |
Payment date: 20170220 Year of fee payment: 11 |
|
FPAY | Annual fee payment |
Payment date: 20180219 Year of fee payment: 12 |
|
FPAY | Annual fee payment |
Payment date: 20200218 Year of fee payment: 14 |