KR100404942B1 - 반도체 소자의 금속 배선 형성 방법 - Google Patents
반도체 소자의 금속 배선 형성 방법 Download PDFInfo
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- KR100404942B1 KR100404942B1 KR10-2000-0033983A KR20000033983A KR100404942B1 KR 100404942 B1 KR100404942 B1 KR 100404942B1 KR 20000033983 A KR20000033983 A KR 20000033983A KR 100404942 B1 KR100404942 B1 KR 100404942B1
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- metal wiring
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- 229910052751 metal Inorganic materials 0.000 title claims abstract description 69
- 239000002184 metal Substances 0.000 title claims abstract description 69
- 238000000034 method Methods 0.000 title claims abstract description 53
- 239000004065 semiconductor Substances 0.000 title claims abstract description 24
- 239000000126 substance Substances 0.000 claims abstract description 24
- 230000004888 barrier function Effects 0.000 claims abstract description 14
- 238000009792 diffusion process Methods 0.000 claims abstract description 14
- 239000003623 enhancer Substances 0.000 claims abstract description 11
- 229920002120 photoresistant polymer Polymers 0.000 claims abstract description 7
- 125000006850 spacer group Chemical group 0.000 claims abstract description 5
- 238000000151 deposition Methods 0.000 claims abstract description 3
- 239000012744 reinforcing agent Substances 0.000 claims description 15
- 238000005229 chemical vapour deposition Methods 0.000 claims description 11
- 239000010949 copper Substances 0.000 claims description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 7
- 238000005240 physical vapour deposition Methods 0.000 claims description 7
- 239000007789 gas Substances 0.000 claims description 6
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 claims description 5
- 239000011630 iodine Substances 0.000 claims description 5
- 229910052740 iodine Inorganic materials 0.000 claims description 5
- 239000000758 substrate Substances 0.000 claims description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 4
- 239000000460 chlorine Substances 0.000 claims description 4
- 150000001875 compounds Chemical class 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 3
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims description 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 3
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 claims description 3
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 claims description 3
- 229910052794 bromium Inorganic materials 0.000 claims description 3
- 229910052801 chlorine Inorganic materials 0.000 claims description 3
- 229910052731 fluorine Inorganic materials 0.000 claims description 3
- 239000011737 fluorine Substances 0.000 claims description 3
- 238000002488 metal-organic chemical vapour deposition Methods 0.000 claims description 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 2
- 229910004200 TaSiN Inorganic materials 0.000 claims description 2
- 229910010037 TiAlN Inorganic materials 0.000 claims description 2
- 229910008482 TiSiN Inorganic materials 0.000 claims description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical group [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 229910052786 argon Inorganic materials 0.000 claims description 2
- 239000001307 helium Substances 0.000 claims description 2
- 229910052734 helium Inorganic materials 0.000 claims description 2
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 2
- 239000001257 hydrogen Substances 0.000 claims description 2
- 229910052739 hydrogen Inorganic materials 0.000 claims description 2
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims description 2
- QRXWMOHMRWLFEY-UHFFFAOYSA-N isoniazide Chemical compound NNC(=O)C1=CC=NC=C1 QRXWMOHMRWLFEY-UHFFFAOYSA-N 0.000 claims description 2
- 238000000059 patterning Methods 0.000 claims description 2
- 229910052709 silver Inorganic materials 0.000 claims description 2
- 239000004332 silver Substances 0.000 claims description 2
- 239000010936 titanium Substances 0.000 claims description 2
- 229910052719 titanium Inorganic materials 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 229910052757 nitrogen Inorganic materials 0.000 claims 1
- 239000006200 vaporizer Substances 0.000 description 3
- 239000011800 void material Substances 0.000 description 2
- 239000012691 Cu precursor Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000003426 chemical strengthening reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 229910021474 group 7 element Inorganic materials 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- -1 iodine (I) Chemical class 0.000 description 1
- OCVXZQOKBHXGRU-UHFFFAOYSA-N iodine(1+) Chemical compound [I+] OCVXZQOKBHXGRU-UHFFFAOYSA-N 0.000 description 1
- 238000001459 lithography Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000737 periodic effect Effects 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
- H01L21/04—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
-
- 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
- H01L21/76841—Barrier, adhesion or liner layers
- H01L21/7685—Barrier, adhesion or liner layers the layer covering a conductive structure
- H01L21/76852—Barrier, adhesion or liner layers the layer covering a conductive structure the layer also covering the sidewalls of the conductive structure
-
- 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
- H01L21/285—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation
- H01L21/28506—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers
- H01L21/28512—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers on semiconductor bodies comprising elements of Group IV of the Periodic Table
- H01L21/28556—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers on semiconductor bodies comprising elements of Group IV of the Periodic Table by chemical means, e.g. CVD, LPCVD, PECVD, laser CVD
- H01L21/28562—Selective deposition
-
- 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
- H01L21/76841—Barrier, adhesion or liner layers
- H01L21/76843—Barrier, adhesion or liner layers formed in openings in a dielectric
-
- 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
- H01L21/76841—Barrier, adhesion or liner layers
- H01L21/76871—Layers specifically deposited to enhance or enable the nucleation of further layers, i.e. seed layers
- H01L21/76876—Layers specifically deposited to enhance or enable the nucleation of further layers, i.e. seed layers for deposition from the gas phase, e.g. CVD
-
- 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
- H01L21/76885—By forming conductive members before deposition of protective insulating material, e.g. pillars, studs
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- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Chemical & Material Sciences (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Electrodes Of Semiconductors (AREA)
- Chemical Vapour Deposition (AREA)
Abstract
Description
Claims (12)
- 하부 금속 배선을 포함한 소정의 구조가 형성된 반도체 기판 상부에 감광막을 형성한 후, 상기 감광막을 패터닝하여 상기 하부 금속 배선의 일부를 노출시키는 단계;화학적 강화제 처리를 실시하여 상기 노출된 하부 금속 배선의 상부에만 선택적으로 화학적 강화제를 흡착시키는 단계;CECVD 방법에 의해 상기 화학적 강화제가 형성된 부분에서 선택적으로 상기 금속층이 증착되고, 상기 화학적 강화제는 상기 금속층이 증착됨에 따라 부유하게 되는 단계;상기 감광막 패턴 및 상기 화학적 강화제를 제거하여 상기 금속층을 잔류시키는 단계;상기 금속층의 양측벽에 확산 장벽층 스페이서를 형성하는 단계; 및상기 금속층 사이가 매립되도록 전체 구조 상부에 절연막을 형성하는 단계를 포함하는 것을 특징으로 하는 반도체 소자의 금속 배선 형성 방법.
- 제 1 항에 있어서, 상기 화학적 강화제 처리는 요오드 함유 액체 화합물, Hhfac1/2H20, Hhfac, TMVS, 순수 요오드 가스, 요오드 함유 가스, 수증기중 어느 하나를 이용하여 실시하는 것을 특징으로 하는 반도체 소자의 금속 배선 형성 방법.
- 제 1 항에 있어서, 상기 화학적 강화제 처리는 불소, 염소, 브롬, 아스타틴 원소의 액체 또는 기체 상태의 강화제를 이용하여 실시하는 것을 특징으로 하는 반도체 소자의 금속 배선 형성 방법.
- 제 1 항에 있어서, 상기 화학적 강화제 처리는 불소, 염소, 브롬, 아스타틴 화합물의 액체 또는 기체 상태의 강화제를 이용하여 실시하는 것을 특징으로 하는 반도체 소자의 금속 배선 형성 방법.
- 제 1 항에 있어서, 상기 화학적 강화제 처리는 -20 내지 300℃의 온도에서 1초 내지 10분동안 실시하는 것을 특징으로 하는 반도체 소자의 금속 배선 형성 방법.
- 제 1 항에 있어서, 상기 금속층은 티타늄, 알루미늄, 구리 및 은 중 어느 하나로 형성하는 것을 특징으로 하는 반도체 소자의 금속 배선 형성 방법.
- 제 1 항 또는 제 6 항에 있어서, 상기 구리를 이용한 금속층은(hfac)CuVTMOS 계열, (hfac)CuDMB 계열, (hfac)CuTMVS 계열의 hfac를 포함한 구리 전구체를 DLI, CEM, 오리피스 및 스프레이 방식의 분무기를 이용하여 형성하는 것을 특징으로 하는 반도체 소자의 금속 배선 형성 방법.
- 제 1 항에 있어서, 상기 금속층은 50 내지 250℃의 온도와 0.1 내지 30Torr의 압력에서 형성하는 것을 특징으로 하는 반도체 소자의 금속 배선 형성 방법.
- 제 1 항에 있어서, 상기 금속층은 수소, 질소, 아르곤 및 헬륨 중 어느 하나를 가압 가스로 이용하여 형성하는 것을 특징으로 하는 반도체 소자의 금속 배선 형성 방법.
- 제 1 항에 있어서, 상기 확산 장벽층 스페이서는 이온화된 PVD 방법, CVD 방법 또는 MOCVD 방법에 의해 형성된 TiN막, 이온화된 PVD 방법에 의해 형성된 Ta막 또는 TaN막, CVD 방법에 의해 형성된 Ta막 또는 TaN막, CVD 방법에 의해 형성된 WN막, PVD 방법 또는 CVD 방법에 의해 형성된 TiAlN막, TiSiN막 또는 TaSiN막중 어느 하나를 상기 금속층 상부에 형성한 후 전면 식각하여 형성하는 것을 특징으로 하는 반도체 소자의 금속 배선 형성 방법.
- 제 1 항 또는 제 10 항에 있어서, 상기 확산 장벽층은 5 내지 1000Å의 두께로 형성하는 것을 특징으로 하는 반도체 소자의 금속 배선 형성 방법.
- 제 1 항에 있어서, 상기 절연막은 산화막 또는 유전 상수가 낮은 막으로 형성하는 것을 특징으로 하는 반도체 소자의 금속 배선 형성 방법.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
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KR10-2000-0033983A KR100404942B1 (ko) | 2000-06-20 | 2000-06-20 | 반도체 소자의 금속 배선 형성 방법 |
JP2001071618A JP4889868B2 (ja) | 2000-06-20 | 2001-03-14 | 半導体素子の金属配線形成方法 |
US09/875,621 US6376356B2 (en) | 2000-06-20 | 2001-06-06 | Method of manufacturing a metal wiring in a semiconductor device |
US10/079,115 US6617238B2 (en) | 2000-06-20 | 2002-02-20 | Method of manufacturing a metal wiring in a semiconductor device |
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KR10-2000-0033983A KR100404942B1 (ko) | 2000-06-20 | 2000-06-20 | 반도체 소자의 금속 배선 형성 방법 |
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KR20020000049A KR20020000049A (ko) | 2002-01-04 |
KR100404942B1 true KR100404942B1 (ko) | 2003-11-07 |
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CN100388067C (zh) * | 2005-05-17 | 2008-05-14 | 友达光电股份有限公司 | 导线结构及其制造方法 |
JP4965443B2 (ja) * | 2005-06-30 | 2012-07-04 | スパンション エルエルシー | 半導体装置の製造方法 |
KR101948072B1 (ko) * | 2018-01-29 | 2019-02-14 | 주식회사 페타룩스 | 전자소자 제조방법 |
US10720391B1 (en) * | 2019-01-04 | 2020-07-21 | Globalfoundries Inc. | Method of forming a buried interconnect and the resulting devices |
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KR19980065748A (ko) * | 1997-01-14 | 1998-10-15 | 김광호 | 반도체 소자의 금속 배선 형성방법 |
JPH1187267A (ja) * | 1997-09-02 | 1999-03-30 | Sony Corp | 金属膜の形成方法および半導体装置の製造方法 |
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KR20010096408A (ko) * | 2000-04-11 | 2001-11-07 | 이경수 | 금속 배선 형성방법 |
KR20010112891A (ko) * | 2000-06-15 | 2001-12-22 | 박종섭 | 반도체 소자의 구리 금속배선 형성 방법 |
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JPH06112326A (ja) * | 1992-09-25 | 1994-04-22 | Kawasaki Steel Corp | 半導体装置の製造方法 |
JPH10242269A (ja) * | 1997-02-27 | 1998-09-11 | Toshiba Corp | 半導体装置の製造方法 |
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2001
- 2001-03-14 JP JP2001071618A patent/JP4889868B2/ja not_active Expired - Fee Related
- 2001-06-06 US US09/875,621 patent/US6376356B2/en not_active Expired - Lifetime
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2002
- 2002-02-20 US US10/079,115 patent/US6617238B2/en not_active Expired - Lifetime
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KR19980041848A (ko) * | 1996-11-08 | 1998-08-17 | 쯔지 하루오 | Cu의 전도성을 증가시키도록 물을 첨가한 Cu(hfac)TMVS 프리커서 및 그의 형성 방법 및 점착성 Cu 전도체 인터페이스 |
KR19980065748A (ko) * | 1997-01-14 | 1998-10-15 | 김광호 | 반도체 소자의 금속 배선 형성방법 |
JPH1187267A (ja) * | 1997-09-02 | 1999-03-30 | Sony Corp | 金属膜の形成方法および半導体装置の製造方法 |
KR20000022014A (ko) * | 1998-09-11 | 2000-04-25 | 이지화 | 표면 촉매를 이용한 화학 증착방법 |
KR20010096408A (ko) * | 2000-04-11 | 2001-11-07 | 이경수 | 금속 배선 형성방법 |
KR20010112891A (ko) * | 2000-06-15 | 2001-12-22 | 박종섭 | 반도체 소자의 구리 금속배선 형성 방법 |
Also Published As
Publication number | Publication date |
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JP4889868B2 (ja) | 2012-03-07 |
KR20020000049A (ko) | 2002-01-04 |
US6376356B2 (en) | 2002-04-23 |
JP2002026120A (ja) | 2002-01-25 |
US20020076922A1 (en) | 2002-06-20 |
US20010053599A1 (en) | 2001-12-20 |
US6617238B2 (en) | 2003-09-09 |
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