KR100769475B1 - 국부적 불활성 기체 분위기에서 결정화시키는 레이저결정화 장치 - Google Patents
국부적 불활성 기체 분위기에서 결정화시키는 레이저결정화 장치 Download PDFInfo
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- KR100769475B1 KR100769475B1 KR1020050109598A KR20050109598A KR100769475B1 KR 100769475 B1 KR100769475 B1 KR 100769475B1 KR 1020050109598 A KR1020050109598 A KR 1020050109598A KR 20050109598 A KR20050109598 A KR 20050109598A KR 100769475 B1 KR100769475 B1 KR 100769475B1
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- inert gas
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- crystallization
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- 239000011261 inert gas Substances 0.000 title claims abstract description 40
- 238000000034 method Methods 0.000 title abstract description 20
- 238000002425 crystallisation Methods 0.000 title abstract description 9
- 230000008025 crystallization Effects 0.000 title abstract description 8
- 239000000758 substrate Substances 0.000 claims abstract description 25
- 230000000903 blocking effect Effects 0.000 claims abstract description 19
- 238000005499 laser crystallization Methods 0.000 claims abstract description 13
- 238000002347 injection Methods 0.000 claims description 17
- 239000007924 injection Substances 0.000 claims description 17
- 230000001939 inductive effect Effects 0.000 abstract description 3
- 230000004888 barrier function Effects 0.000 abstract 1
- 229910021417 amorphous silicon Inorganic materials 0.000 description 13
- 239000007789 gas Substances 0.000 description 8
- 238000010438 heat treatment Methods 0.000 description 8
- 239000003517 fume Substances 0.000 description 5
- 239000013078 crystal Substances 0.000 description 3
- 239000004973 liquid crystal related substance Substances 0.000 description 3
- 239000010453 quartz Substances 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 230000005669 field effect Effects 0.000 description 2
- 230000001678 irradiating effect Effects 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000005224 laser annealing Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920005591 polysilicon Polymers 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
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- 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
- H01L27/1259—Multistep manufacturing methods
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- 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
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- 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
- H01L27/1259—Multistep manufacturing methods
- H01L27/127—Multistep manufacturing methods with a particular formation, treatment or patterning of the active layer specially adapted to the circuit arrangement
- H01L27/1274—Multistep manufacturing methods with a particular formation, treatment or patterning of the active layer specially adapted to the circuit arrangement using crystallisation of amorphous semiconductor or recrystallisation of crystalline semiconductor
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- 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
- H01L27/1259—Multistep manufacturing methods
- H01L27/127—Multistep manufacturing methods with a particular formation, treatment or patterning of the active layer specially adapted to the circuit arrangement
- H01L27/1274—Multistep manufacturing methods with a particular formation, treatment or patterning of the active layer specially adapted to the circuit arrangement using crystallisation of amorphous semiconductor or recrystallisation of crystalline semiconductor
- H01L27/1285—Multistep manufacturing methods with a particular formation, treatment or patterning of the active layer specially adapted to the circuit arrangement using crystallisation of amorphous semiconductor or recrystallisation of crystalline semiconductor using control of the annealing or irradiation parameters, e.g. using different scanning direction or intensity for different transistors
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Recrystallisation Techniques (AREA)
Abstract
Description
Claims (9)
- 삭제
- 삭제
- 삭제
- 윗면에는 투명창이 설치되며, 배기구가 소정 위치에 형성되어 있는 챔버;상기 챔버 내의 저면에 수평이동 가능하게 설치되며, 비정질층이 형성된 기판이 수평으로 올려 놓여지는 스테이지;상기 투명창을 통하여 상기 비정질층 상에 레이저 빔을 조사하는 레이저 장치;상기 비정질층 상에 조사되는 레이저 빔을 측면에서 감싸도록 상기 투명창의 밑에 설치되는 차단 커튼;상기 차단 커튼의 내부공간에 불활성 기체를 주입하도록 상기 투명창 근방에 설치되는 불활성 기체 주입 노즐;을 구비하는 것을 특징으로 하는 레이저 결정화 장치.
- 제4항에 있어서, 상기 차단커튼의 아래쪽 끝단이 상기 기판과 이격되는 것을 특징으로 하는 레이저 결정화 장치.
- 제4항에 있어서, 상기 배기구는 상기 챔버의 측면에 설치되며 상기 스테이지는 상기 배기구에서 멀어지는 방향으로 수평이동하고, 상기 차단커튼은 위쪽 끝보다 아래쪽 끝이 상기 배기구 쪽으로 가깝게 경사지게 설치되는 것을 특징으로 하는 레이저 결정화 장치.
- 제6항에 있어서, 상기 차단커튼의 아래쪽 끝은 상기 배기구 쪽이 더 짧은 것을 특징으로 하는 레이저 결정화 장치.
- 제4항에 있어서, 상기 불활성 기체 주입 노즐은 상기 기판의 수평이동방향에 대해 수직한 방향으로 수평하게 놓여지는 막대형태인 것을 특징으로 하는 레이저 결정화 장치.
- 제4항에 있어서, 상기 불활성 기체 주입 노즐의 분사 끝단에 복수개의 미세 홀이 규칙적으로 배열되는 것을 특징으로 하는 레이저 결정화 장치.
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KR1020050109598A KR100769475B1 (ko) | 2005-11-16 | 2005-11-16 | 국부적 불활성 기체 분위기에서 결정화시키는 레이저결정화 장치 |
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KR1020050109598A KR100769475B1 (ko) | 2005-11-16 | 2005-11-16 | 국부적 불활성 기체 분위기에서 결정화시키는 레이저결정화 장치 |
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KR20070052045A KR20070052045A (ko) | 2007-05-21 |
KR100769475B1 true KR100769475B1 (ko) | 2007-10-23 |
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US9029809B2 (en) * | 2012-11-30 | 2015-05-12 | Ultratech, Inc. | Movable microchamber system with gas curtain |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05182923A (ja) * | 1991-05-28 | 1993-07-23 | Semiconductor Energy Lab Co Ltd | レーザーアニール方法 |
KR20040024758A (ko) * | 2002-09-16 | 2004-03-22 | 엘지.필립스 엘시디 주식회사 | 레이저 결정화 공정을 이용한 폴리실리콘층의 제조 방법 |
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Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05182923A (ja) * | 1991-05-28 | 1993-07-23 | Semiconductor Energy Lab Co Ltd | レーザーアニール方法 |
KR20040024758A (ko) * | 2002-09-16 | 2004-03-22 | 엘지.필립스 엘시디 주식회사 | 레이저 결정화 공정을 이용한 폴리실리콘층의 제조 방법 |
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