KR100567712B1 - 반도체 장치 및 이를 제조하기 위한 방법 - Google Patents
반도체 장치 및 이를 제조하기 위한 방법 Download PDFInfo
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- KR100567712B1 KR100567712B1 KR1020040007793A KR20040007793A KR100567712B1 KR 100567712 B1 KR100567712 B1 KR 100567712B1 KR 1020040007793 A KR1020040007793 A KR 1020040007793A KR 20040007793 A KR20040007793 A KR 20040007793A KR 100567712 B1 KR100567712 B1 KR 100567712B1
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- 238000004519 manufacturing process Methods 0.000 title claims description 16
- 229910052751 metal Inorganic materials 0.000 claims abstract description 51
- 239000002184 metal Substances 0.000 claims abstract description 51
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- 229910052710 silicon Inorganic materials 0.000 claims abstract description 18
- 238000004544 sputter deposition Methods 0.000 claims description 35
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- 229910052735 hafnium Inorganic materials 0.000 claims description 14
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Inorganic materials [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 claims description 13
- 239000012535 impurity Substances 0.000 claims description 12
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- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 claims description 5
- 229910052747 lanthanoid Inorganic materials 0.000 claims description 3
- 150000002602 lanthanoids Chemical class 0.000 claims description 3
- 150000002739 metals Chemical class 0.000 claims 2
- 239000000126 substance Substances 0.000 claims 2
- 229910052914 metal silicate Inorganic materials 0.000 abstract description 6
- 229910052814 silicon oxide Inorganic materials 0.000 description 12
- 238000002425 crystallisation Methods 0.000 description 11
- 230000008025 crystallization Effects 0.000 description 11
- 238000010438 heat treatment Methods 0.000 description 10
- 238000004833 X-ray photoelectron spectroscopy Methods 0.000 description 9
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 7
- 239000012298 atmosphere Substances 0.000 description 7
- 239000012528 membrane Substances 0.000 description 6
- 238000001228 spectrum Methods 0.000 description 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 5
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- 238000005259 measurement Methods 0.000 description 4
- 239000012299 nitrogen atmosphere Substances 0.000 description 4
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000005430 electron energy loss spectroscopy Methods 0.000 description 3
- 238000002955 isolation Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 3
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 3
- -1 nitrogen ions Chemical class 0.000 description 3
- 238000005001 rutherford backscattering spectroscopy Methods 0.000 description 3
- 229910052581 Si3N4 Inorganic materials 0.000 description 2
- 238000003917 TEM image Methods 0.000 description 2
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- 239000003990 capacitor Substances 0.000 description 2
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- 238000004140 cleaning Methods 0.000 description 2
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- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 2
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- 239000002245 particle Substances 0.000 description 2
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 2
- 238000005477 sputtering target Methods 0.000 description 2
- 229910052684 Cerium Inorganic materials 0.000 description 1
- 229910052692 Dysprosium Inorganic materials 0.000 description 1
- 229910052691 Erbium Inorganic materials 0.000 description 1
- 229910052693 Europium Inorganic materials 0.000 description 1
- 229910052688 Gadolinium Inorganic materials 0.000 description 1
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- 229910008045 Si-Si Inorganic materials 0.000 description 1
- 229910000577 Silicon-germanium Inorganic materials 0.000 description 1
- 229910006411 Si—Si Inorganic materials 0.000 description 1
- 229910052771 Terbium Inorganic materials 0.000 description 1
- 229910052775 Thulium Inorganic materials 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 229910052769 Ytterbium Inorganic materials 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
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- 125000004429 atom Chemical group 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
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- 229910052732 germanium Inorganic materials 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
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- 239000001301 oxygen Substances 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229910002059 quaternary alloy Inorganic materials 0.000 description 1
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- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- 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
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- 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
- H01L21/28008—Making conductor-insulator-semiconductor electrodes
- H01L21/28017—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon
- H01L21/28158—Making the insulator
- H01L21/28167—Making the insulator on single crystalline silicon, e.g. using a liquid, i.e. chemical oxidation
- H01L21/28185—Making the insulator on single crystalline silicon, e.g. using a liquid, i.e. chemical oxidation with a treatment, e.g. annealing, after the formation of the gate insulator and before the formation of the definitive gate conductor
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- 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
- H01L21/28008—Making conductor-insulator-semiconductor electrodes
- H01L21/28017—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon
- H01L21/28158—Making the insulator
- H01L21/28167—Making the insulator on single crystalline silicon, e.g. using a liquid, i.e. chemical oxidation
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- 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
- H01L21/28008—Making conductor-insulator-semiconductor electrodes
- H01L21/28017—Making conductor-insulator-semiconductor electrodes the insulator being formed after the semiconductor body, the semiconductor being silicon
- H01L21/28158—Making the insulator
- H01L21/28167—Making the insulator on single crystalline silicon, e.g. using a liquid, i.e. chemical oxidation
- H01L21/28202—Making the insulator on single crystalline silicon, e.g. using a liquid, i.e. chemical oxidation in a nitrogen-containing ambient, e.g. nitride deposition, growth, oxynitridation, NH3 nitridation, N2O oxidation, thermal nitridation, RTN, plasma nitridation, RPN
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Abstract
Description
Claims (23)
- 기판과;상기 기판 위에 형성되고 금속, Si, N 및 O를 함유하는 절연막 -상기 절연막은 금속-금속 결합과 금속-Si 결합의 총합계보다 더 많은 금속-N 결합을 함유함- 과;상기 절연막 위에 형성된 전극을 포함하는 반도체 장치.
- 제1항에 있어서, 상기 절연막 내의 상기 금속-N 결합의 함유량은 1 원자% 또는 그 이상인 반도체 장치.
- 제1항에 있어서, 상기 절연막 내의 상기 금속의 함유량은 상기 금속과 Si의 총량에 기초하여 47 원자% 또는 그 이상인 반도체 장치.
- 제1항에 있어서, 상기 절연막 내에 함유된 상기 금속은 Zr, Hf 및 란탄 계열 금속으로 이루어진 그룹으로부터 선택된 적어도 하나를 포함하는 반도체 장치.
- 제4항에 있어서, 상기 금속은 Hf이고, 상기 절연막은 Si-O, Si-N, Hf-O 및 Hf-N 결합을 함유하는 반도체 장치.
- 제5항에 있어서, 상기 절연막은,((SiO2)1-x(Si3N4)x)1-z((HfO2 )1-y(HfNα)y)z의 화학식으로 표현된 조성을 갖고, 상기 화학식에서 0<x, y, z <1이고, α=4/3인 반도체 장치.
- 제1항에 있어서, 상기 기판은 개별적으로 형성된 불순물 확산 영역들을 갖고 상기 절연막은 상기 불순물 확산 영역들 사이에 형성된 게이트 절연막이고, 상기 전극은 게이트 전극인 반도체 장치.
- 기판과;상기 기판 위에 형성되고 금속, Si, N 및 O를 함유하는 절연막 -상기 절연막은 비결정질(amorphous)이고 금속-금속 결합과 금속-Si 결합의 총합계보다 더 많은 금속-N 결합을 함유함- 과;상기 절연막 위에 형성된 전극을 포함하는 반도체 장치.
- 제8항에 있어서, 상기 절연막 내의 상기 금속-N 결합의 함유량은 1 원자% 이상인 반도체 장치.
- 제8항에 있어서, 상기 절연막 내에 함유된 상기 금속은 Zr, Hf 및 란탄 계열 금속으로 이루어진 그룹으로부터 선택된 적어도 하나를 포함하는 반도체 장치.
- 제10항에 있어서, 상기 금속은 Hf이고, 상기 절연막은 Si-O, Si-N, Hf-O 및 Hf-N 결합을 함유하는 반도체 장치.
- 제11항에 있어서, 상기 절연막은,((SiO2)1-x(Si3N4)x)1-z((HfO2 )1-y(HfNα)y)z의 화학식으로 표현된 조성을 갖고, 상기 화학식에서 0<x, y, z <1이고, α=4/3인 반도체 장치.
- 기판 위에 이축 스퍼터링 방법(an off axis sputtering method)에 의해 금속, Si, N 및 O를 함유하는 절연막을 형성하는 단계 -상기 절연막은 금속-금속 결합과 금속-Si 결합의 총합계보다 더 많은 금속-N 결합을 함유함- 와;상기 절연막 위에 전극을 형성하는 단계를 포함하는 반도체 장치의 제조 방법.
- 제13항에 있어서,상기 전극을 형성한 후에, 상기 전극을 마스크로 하여 상기 기판 내에 불순물을 도핑하여 불순물 확산 영역을 형성하는 단계를 더 포함하는 반도체 장치의 제조 방법.
- 기판 위에 이축 스퍼터링 방법에 의해 금속과 Si를 함유하는 비화학량론적 조성(off-stoichiometric composition)을 갖는 질화막을 형성하는 단계와;상기 질화막을 산화시켜 금속-금속 결합과 금속-Si 결합의 총합계보다 더 많은 금속-N 결합을 함유하는 절연막을 형성하는 단계와;상기 절연막 위에 전극을 형성하는 단계를 포함하는 반도체 장치의 제조 방법.
- 제15항에 있어서,상기 전극을 형성한 후에, 상기 전극을 마스크로 하여 상기 기판 내에 불순물을 도핑하여 불순물 확산 영역을 형성하는 단계를 더 포함하는 반도체 장치의 제조 방법.
- 기판 위에 이축 스퍼터링 방법에 의해 금속과 Si를 함유하는 비화학량론적 조성을 갖는 산화막을 형성하는 단계와;상기 산화막을 질화시켜 금속-금속 결합과 금속-Si 결합의 총합계보다 더 많은 금속-N 결합을 함유하는 절연막을 형성하는 단계와;상기 절연막 위에 전극을 형성하는 단계를 포함하는 반도체 장치의 제조 방법.
- 제17항에 있어서,상기 전극을 형성한 후에, 상기 전극을 마스크로 하여 상기 기판 내에 불순물을 도핑하여 불순물 확산 영역을 형성하는 단계를 더 포함하는 반도체 장치의 제조 방법.
- 기판 위에 이축 스퍼터링 방법에 의해 금속과 Si를 함유하는 비화학량론적 조성을 갖는 금속 실리사이드막을 형성하는 단계와;상기 금속 실리사이드막을 산화질화(oxynitride)시켜 금속-금속 결합과 금속-Si 결합의 총합계보다 더 많은 금속-N 결합을 함유하는 절연막을 형성하는 단계와;상기 절연막 위에 전극을 형성하는 단계를 포함하는 반도체 장치의 제조 방법.
- 제19항에 있어서,상기 전극을 형성한 후에, 상기 전극을 마스크로 하여 상기 기판 내에 불순물을 도핑하여 불순물 확산 영역을 형성하는 단계를 더 포함하는 반도체 장치의 제조 방법.
- 채널 영역을 포함하는 반도체 기판과;상기 반도체 기판의 상기 채널 영역 위에 형성되고 금속, Si, N 및 O를 함유 하는 절연막 -상기 절연막은 금속-N 결합의 결합 에너지에서 스펙트럼 피크를 가짐- 과;상기 반도체 기판 위에 형성된 게이트 전극과;상기 반도체 기판의 상기 채널 영역을 사이에 끼고 있는 한 쌍의 소스/드레인 영역을 포함하는 반도체 장치.
- 제21항에 있어서, 상기 절연막은 금속-금속 결합의 결합 에너지에서 스펙트럼 피크를 갖지 않는 반도체 장치.
- 제21항에 있어서, 상기 절연막은 금속-O 결합, Si-O 결합 및 Si-N 결합의 결합 에너지들에서 그 밖의 스펙트럼 피크들을 갖고, 상기 절연막은 한 결합 에너지에서 그 외의 스펙트럼 피크(들)를 갖지 않는 반도체 장치.
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JP3776889B2 (ja) * | 2003-02-07 | 2006-05-17 | 株式会社東芝 | 半導体装置およびその製造方法 |
JP2006135084A (ja) * | 2004-11-05 | 2006-05-25 | Fujitsu Ltd | 半導体装置およびその製造方法 |
KR100687903B1 (ko) | 2004-12-30 | 2007-02-27 | 주식회사 하이닉스반도체 | 반도체 소자의 유전막 형성 방법 |
KR100623177B1 (ko) | 2005-01-25 | 2006-09-13 | 삼성전자주식회사 | 높은 유전율을 갖는 유전체 구조물, 이의 제조 방법, 이를포함하는 불휘발성 반도체 메모리 장치 및 그 제조 방법 |
US7338894B2 (en) * | 2005-01-26 | 2008-03-04 | Freescale Semiconductor, Inc. | Semiconductor device having nitridated oxide layer and method therefor |
WO2006129637A1 (ja) * | 2005-06-01 | 2006-12-07 | Nec Corporation | 半導体装置 |
US20070102732A1 (en) * | 2005-11-10 | 2007-05-10 | Ming-Kwei Lee | Metal oxide semiconductor device |
US7341960B2 (en) * | 2005-11-10 | 2008-03-11 | National Sun Yat-Sen University | Method for making a metal oxide semiconductor device |
JP2007243049A (ja) * | 2006-03-10 | 2007-09-20 | Tokyo Electron Ltd | 半導体装置 |
JP4177857B2 (ja) * | 2006-04-28 | 2008-11-05 | 株式会社東芝 | 半導体装置およびその製造方法 |
JP4282691B2 (ja) * | 2006-06-07 | 2009-06-24 | 株式会社東芝 | 半導体装置 |
KR100814418B1 (ko) * | 2006-10-12 | 2008-03-18 | 삼성전자주식회사 | 불휘발성 메모리 장치의 제조 방법 |
EP2063459A1 (en) * | 2007-11-22 | 2009-05-27 | Interuniversitair Microelektronica Centrum vzw | Interpoly dielectric for a non-volatile memory device with a metal or p-type control gate |
US8148275B2 (en) * | 2007-12-27 | 2012-04-03 | Canon Kabushiki Kaisha | Method for forming dielectric films |
JP5279312B2 (ja) | 2008-03-28 | 2013-09-04 | 株式会社東芝 | 半導体装置、及び半導体装置の製造方法 |
JP5313547B2 (ja) * | 2008-05-09 | 2013-10-09 | 東京エレクトロン株式会社 | 半導体装置の製造方法 |
US8298927B2 (en) * | 2010-05-19 | 2012-10-30 | Institute of Microelectronics, Chinese Academy of Sciences | Method of adjusting metal gate work function of NMOS device |
CN102162084B (zh) * | 2011-03-08 | 2013-07-03 | 西安宇杰表面工程有限公司 | 一种模具用抗高温氧化纳米ZrOxN1-x薄膜及其制备工艺 |
CN110579494B (zh) * | 2019-09-19 | 2021-12-17 | 长江存储科技有限责任公司 | 一种金属硅化物的表征方法 |
CN114460114B (zh) * | 2022-04-13 | 2022-06-21 | 季华实验室 | 样品分析方法、装置、设备及存储介质 |
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US5667650A (en) * | 1995-02-14 | 1997-09-16 | E. I. Du Pont De Nemours And Company | High flow gas manifold for high rate, off-axis sputter deposition |
US6063246A (en) * | 1997-05-23 | 2000-05-16 | University Of Houston | Method for depositing a carbon film on a membrane |
US6013553A (en) * | 1997-07-24 | 2000-01-11 | Texas Instruments Incorporated | Zirconium and/or hafnium oxynitride gate dielectric |
JPH11302839A (ja) * | 1998-04-17 | 1999-11-02 | Toshiba Corp | スパッタリング装置 |
US6437392B1 (en) * | 1999-12-08 | 2002-08-20 | Agere Systems Optoelectronics Guardian Corp. | Article comprising a dielectric material of ZR-Ge-Ti-O or Hf-Ge-Ti-O and method of making the same |
US6613695B2 (en) * | 2000-11-24 | 2003-09-02 | Asm America, Inc. | Surface preparation prior to deposition |
JP3792589B2 (ja) * | 2001-03-29 | 2006-07-05 | 富士通株式会社 | 半導体装置の製造方法 |
JP4104834B2 (ja) * | 2001-04-13 | 2008-06-18 | 株式会社東芝 | Mis型電界効果トランジスタの製造方法 |
JP3571679B2 (ja) | 2001-09-06 | 2004-09-29 | 日本電信電話株式会社 | 薄膜形成方法 |
US7535066B2 (en) * | 2002-01-23 | 2009-05-19 | Texas Instruments Incorporated | Gate structure and method |
JP3776889B2 (ja) * | 2003-02-07 | 2006-05-17 | 株式会社東芝 | 半導体装置およびその製造方法 |
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CN100382332C (zh) | 2008-04-16 |
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JP3776889B2 (ja) | 2006-05-17 |
US7348644B2 (en) | 2008-03-25 |
US20040155353A1 (en) | 2004-08-12 |
US7300838B2 (en) | 2007-11-27 |
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US7053455B2 (en) | 2006-05-30 |
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US20060186488A1 (en) | 2006-08-24 |
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