KR20020092233A - 반도체장치 제작방법 - Google Patents
반도체장치 제작방법 Download PDFInfo
- Publication number
- KR20020092233A KR20020092233A KR1020020030527A KR20020030527A KR20020092233A KR 20020092233 A KR20020092233 A KR 20020092233A KR 1020020030527 A KR1020020030527 A KR 1020020030527A KR 20020030527 A KR20020030527 A KR 20020030527A KR 20020092233 A KR20020092233 A KR 20020092233A
- Authority
- KR
- South Korea
- Prior art keywords
- film
- laser
- semiconductor film
- insulating film
- laser light
- Prior art date
Links
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- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 4
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- 229910052581 Si3N4 Inorganic materials 0.000 description 9
- 238000005224 laser annealing Methods 0.000 description 9
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 9
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- 239000001307 helium Substances 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
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- 239000012212 insulator Substances 0.000 description 1
- 238000005468 ion implantation Methods 0.000 description 1
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- 238000004518 low pressure chemical vapour deposition Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- GKAOGPIIYCISHV-UHFFFAOYSA-N neon atom Chemical compound [Ne] GKAOGPIIYCISHV-UHFFFAOYSA-N 0.000 description 1
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- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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- 238000000926 separation method Methods 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Chemical compound [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 description 1
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- 239000002002 slurry Substances 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- MZLGASXMSKOWSE-UHFFFAOYSA-N tantalum nitride Chemical compound [Ta]#N MZLGASXMSKOWSE-UHFFFAOYSA-N 0.000 description 1
- OYQCBJZGELKKPM-UHFFFAOYSA-N zinc indium(3+) oxygen(2-) Chemical compound [O-2].[Zn+2].[O-2].[In+3] OYQCBJZGELKKPM-UHFFFAOYSA-N 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body
- H01L27/1214—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
-
- 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
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02367—Substrates
- H01L21/0237—Materials
- H01L21/02373—Group 14 semiconducting materials
- H01L21/02381—Silicon, silicon germanium, germanium
-
- 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
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02367—Substrates
- H01L21/0237—Materials
- H01L21/0242—Crystalline insulating 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
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02367—Substrates
- H01L21/0237—Materials
- H01L21/02422—Non-crystalline insulating materials, e.g. glass, polymers
-
- 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
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02367—Substrates
- H01L21/0237—Materials
- H01L21/02425—Conductive materials, e.g. metallic silicides
-
- 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
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02436—Intermediate layers between substrates and deposited layers
- H01L21/02439—Materials
- H01L21/02441—Group 14 semiconducting materials
- H01L21/0245—Silicon, silicon germanium, germanium
-
- 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
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02436—Intermediate layers between substrates and deposited layers
- H01L21/02439—Materials
- H01L21/02488—Insulating 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
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02436—Intermediate layers between substrates and deposited layers
- H01L21/02439—Materials
- H01L21/02491—Conductive 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
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Abstract
Description
Claims (28)
- 절연 표면 상에 하지(下地) 절연막을 형성하는 공정,상기 하지 절연막 상에 비정질 반도체막을 형성하는 공정, 및상기 비정질 반도체막에 레이저광을 조사하여, 결정성 구조를 가진 반도체막을 형성하는 공정을 포함하고,상기 하지 절연막의 성막 온도가 상기 비정질 반도체막의 성막 온도와 동일한 것을 특징으로 하는 반도체장치 제작방법.
- 절연 표면 상에 하지 절연막을 형성하는 공정,상기 하지 절연막 상에 비정질 반도체막을 형성하는 공정, 및상기 비정질 반도체막에 레이저광을 조사하여, 결정성 구조를 가진 반도체막을 형성하는 공정을 포함하고,상기 하지 절연막과 상기 비정질 반도체막의 성막 온도 차이가 ±50℃의 범위인 것을 특징으로 하는 반도체장치 제작방법.
- 절연 표면 상에 하지 절연막을 형성하는 공정,상기 하지 절연막 상에 비정질 반도체막을 형성하는 공정, 및상기 비정질 반도체막에 레이저광을 조사하는 공정을 포함하고,상기 하지 절연막과 상기 비정질 반도체막의 성막 온도 차이가 ±50℃의 범위인 것을 특징으로 하는 반도체장치 제작방법.
- 절연 표면 상에 하지 절연막을 형성하는 공정,상기 하지 절연막 상에 비정질 반도체막을 형성하는 공정,상기 비정질 반도체막에 제 1 레이저광을 조사하여, 결정성 구조를 가진 반도체막과 그 막 상에 산화막을 형성하는 공정,상기 산화막을 제거하는 공정, 및결정성 구조를 가진 상기 반도체막에 불활성 가스 분위기 또는 진공에서 제 2 레이저광을 조사하여, 결정성 구조를 가진 상기 반도체막의 표면을 평탄화 하는 공정을 포함하고,상기 하지 절연막과 상기 비정질 반도체막의 성막 온도 차이가 ±50℃의 범위인 것을 특징으로 하는 반도체장치 제작방법.
- 제 4 항에 있어서, 상기 제 2 레이저광의 에너지 밀도가 상기 제 1 레이저광의 에너지 밀도보다 높은 것을 특징으로 하는 반도체장치 제작방법.
- 제 4 항에 있어서, 상기 제 2 레이저광의 오버랩률(overlap ratio)이 상기 제 1 레이저광의 오버랩률 보다 낮은 것을 특징으로 하는 반도체장치 제작방법.
- 절연 표면 상에 하지 절연막을 형성하는 공정,상기 하지 절연막 상에 비정질 반도체막을 형성하는 공정,상기 비정질 반도체막에 금속원소를 도핑하는 공정,상기 비정질 반도체막에 대하여 가열처리를 행하는 공정,상기 비정질 반도체막에 제 1 레이저광을 조사하여, 결정성 구조를 가진 반도체막과 그 막 상에 산화막을 형성하는 공정,상기 산화막을 제거하는 공정,결정성 구조를 가진 상기 반도체막에 불활성 가스 분위기 또는 진공에서 제 2 레이저광을 조사하여, 결정성 구조를 가진 상기 반도체막의 표면을 평탄화 하는 공정을 포함하고,상기 하지 절연막과 상기 비정질 반도체막의 성막 온도 차이가 ±50℃의 범위인 것을 특징으로 하는 반도체장치 제작방법.
- 절연 표면 상에 하지 절연막을 형성하는 공정,상기 하지 절연막 상에 비정질 구조를 가진 제 1 반도체막을 형성하는 공정,비정질 구조를 가진 상기 제 1 반도체막에 금속원소를 도핑하는 공정,비정질 구조를 가진 상기 제 1 반도체막에 가열처리를 행하는 공정,비정질 구조를 가진 제 1 반도체막에 제 1 레이저광을 조사하여, 결정성 구조를 가진 반도체막과 그 막 상에 산화막을 형성하는 공정,상기 산화막을 제거하는 공정,결정성 구조를 가진 상기 제 1 반도체막에 불활성 가스 분위기 또는 진공에서 제 2 레이저광을 조사하여, 결정성 구조를 가진 상기 제 1 반도체막의 표면을 평탄화 하는 공정,결정성 구조를 가진 상기 제 1 반도체막의 표면을 오존 함유 용액으로 산화시켜, 배리어 층을 형성하는 공정,상기 배리어 층 상에, 희가스 원소를 함유하는 제 2 반도체막을 형성하는 공정,상기 제 2 반도체막에서 상기 금속원소를 게터링(gettering)하여, 결정성 구조를 가진 상기 제 1 반도체막내의 상기 금속원소를 제거 또는 감소시키는 공정, 및상기 반도체막과 상기 배리어 층을 제거하는 공정을 포함하고,비정질 구조를 가진 상기 제 1 반도체막과 상기 하지 절연막의 성막 온도 차이가 ±50℃의 범위인 것을 특징으로 하는 반도체장치 제작방법.
- 제 8 항에 있어서, 상기 희가스 원소가 He, Ne, Ar, Kr 및 Xe로 이루어진 그군으로부터 선택된 한 종류 또는 다수 종류의 원소인 것을 특징으로 하는 반도체장치 제작방법.
- 제 8 항에 있어서, 상기 제 2 반도체막이 상기 희가스 우너소를 함유하는 분위기에서 반도체를 타겟으로 한 스퍼터링법에 의해 형성되는 것을 특징으로 하는 반도체장치 제작방법.
- 제 7 항에 있어서, 상기 가열처리가 열처리 또는 강광(强光)을 조사하는 처리인 것을 특징으로 하는 반도체장치 제작방법.
- 제 8 항에 있어서, 상기 가열처리가 열처리 또는 강광을 조사하는 처리인 것을 특징으로 하는 반도체장치 제작방법.
- 제 11 항에 있어서, 상기 강광이, 할로겐 램프, 금속 할로겐화물 램프, 크세논-아크 램프, 탄소-아크 램프, 고압 나트륨 램프 및 고압 수은 램프로 이루어진 군으로부터 선택된 하나에서 방출된 광인 것을 특징으로 하는 반도체장치 제작방법.
- 제 12 항에 있어서, 상기 강광이, 할로겐 램프, 금속 할로겐화물 램프, 크세논-아크 램프, 탄소-아크 램프, 고압 나트륨 램프 및 고압 수은 램프로 이루어진 군으로부터 선택된 하나로부터 방출된 광인 것을 특징으로 하는 반도체장치 제작방법.
- 제 7 항에 있어서, 상기 금속원소가, Fe, Ni, Co, Ru, Rh, Pd, Os, Ir, Pt, Cu 및 Au로 이루어진 군으로부터 선택된 한 종류 또는 다수 종류의 원소인 것을 특징으로 하는 반도체장치 제작방법.
- 제 8 항에 있어서, 상기 금속원소가 Fe, Ni, Co, Ru, Rh, Pd, Os, Ir, Pt, Cu 및 Au로 이루어진 군으로부터 선택된 한 종류 또는 다수 종류의 원소인 것을 특징으로 하는 반도체장치 제작방법.
- 제 1 항에 있어서, 상기 레이저광이 엑시머 레이저, YAG 레이저, YVO4레이저 또는 YLF 레이저로부터 방출되는 레이저광인 것을 특징으로 하는 반도체장치 제작방법.
- 제 2 항에 있어서, 상기 레이저광이 엑시머 레이저, YAG 레이저, YVO4레이저 또는 YLF 레이저로부터 방출되는 레이저광인 것을 특징으로 하는 반도체장치 제작방법.
- 제 3 항에 있어서, 상기 레이저광이 엑시머 레이저, YAG 레이저, YVO4레이저 또는 YLF 레이저로부터 방출되는 레이저광인 것을 특징으로 하는 반도체장치 제작방법.
- 제 4 항에 있어서, 상기 제 1 및 제 2 레이저광 각각이 엑시머 레이저, YAG 레이저, YVO4레이저 또는 YLF 레이저로부터 방출되는 레이저광인 것을 특징으로 하는 반도체장치 제작방법.
- 제 7 항에 있어서, 상기 제 1 및 제 2 레이저광 각각이 엑시머 레이저, YAG 레이저, YVO4레이저 또는 YLF 레이저로부터 방출되는 레이저광인 것을 특징으로 하는 반도체장치 제작방법.
- 제 8 항에 있어서, 상기 제 1 및 제 2 레이저광 각각이 엑시머 레이저, YAG 레이저, YVO4레이저 또는 YLF 레이저로부터 방출되는 레이저광인 것을 특징으로 하는 반도체장치 제작방법.
- 제 4 항에 있어서, 상기 불활성 가스 분위기가 질소 분위기인 것을 특징으로 하는 반도체장치 제작방법.
- 제 7 항에 있어서, 상기 불활성 가스 분위기가 질소 분위기인 것을 특징으로 하는 반도체장치 제작방법.
- 제 8 항에 있어서, 상기 불활성 가스 분위기가 질소 분위기인 것을 특징으로 하는 반도체장치 제작방법.
- 절연 표면 상에 하지 절연막을 형성하는 공정,상기 하지 절연막 상에 비정질 반도체막을 형성하는 공정,상기 비정질 반도체막에 펄스 발진 레이저를 조사하여, 결정성 구조를 가진 반도체막을 형성하는 공정, 및결정성 구조를 가진 상기 반도체막에 연속 발진 레이저를 조사하여, 상기 반도체막의 평탄성를 향상시키는 공정을 포함하는 것을 특징으로 하는 반도체장치 제작방법.
- 제 26 항에 있어서, 상기 펄스 발진 레이저가 엑시머 레이저, YAG 레이저, YVO4레이저 또는 YLF 레이저로 이루어진 군으로부터 선택된 레이저인 것을 특징으로 하는 반도체장치 제작방법.
- 제 26 항에 있어서, 상기 연속 발진 레이저가 Nd:YVO4레이저의 제 2 고조파 또는 Nd:YVO4레이저의 제 3 고조파인 것을 특징으로 하는 반도체장치 제작방법.
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