KR100477106B1 - 엠아이씨/엠아이엘씨를 이용한 평판표시장치의 제조방법 - Google Patents
엠아이씨/엠아이엘씨를 이용한 평판표시장치의 제조방법 Download PDFInfo
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- KR100477106B1 KR100477106B1 KR10-2002-0035030A KR20020035030A KR100477106B1 KR 100477106 B1 KR100477106 B1 KR 100477106B1 KR 20020035030 A KR20020035030 A KR 20020035030A KR 100477106 B1 KR100477106 B1 KR 100477106B1
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- Prior art keywords
- film
- semiconductor layer
- forming
- substrate
- metal
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- 238000000034 method Methods 0.000 title claims abstract description 55
- 239000010410 layer Substances 0.000 claims abstract description 104
- 239000002184 metal Substances 0.000 claims abstract description 73
- 229910052751 metal Inorganic materials 0.000 claims abstract description 73
- 239000004065 semiconductor Substances 0.000 claims abstract description 57
- 239000000758 substrate Substances 0.000 claims abstract description 40
- 229910021417 amorphous silicon Inorganic materials 0.000 claims abstract description 24
- 239000011229 interlayer Substances 0.000 claims abstract description 19
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims abstract description 16
- 238000004519 manufacturing process Methods 0.000 claims abstract description 15
- 238000005530 etching Methods 0.000 claims abstract description 9
- 238000000059 patterning Methods 0.000 claims abstract description 5
- 229910021332 silicide Inorganic materials 0.000 claims description 20
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 claims description 20
- 238000002425 crystallisation Methods 0.000 claims description 16
- 230000008025 crystallization Effects 0.000 claims description 11
- 239000011159 matrix material Substances 0.000 abstract description 4
- 239000010408 film Substances 0.000 description 115
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 3
- 239000007790 solid phase Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 229920005591 polysilicon Polymers 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000006356 dehydrogenation reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000005499 laser crystallization Methods 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Classifications
-
- 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
-
- 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
- H01L27/1251—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 comprising TFTs having a different architecture, e.g. top- and bottom gate TFTs
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/121—Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements
- H10K59/1213—Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements the pixel elements being TFTs
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Geometry (AREA)
- Thin Film Transistor (AREA)
- Recrystallisation Techniques (AREA)
Abstract
Description
Claims (7)
- 절연기판상에 비정질 실리콘막의 반도체층을 형성하는 단계와;기판전면에 제1금속막을 형성하는 단계와;상기 제1금속막을 이용하여 상기 비정질 실리콘막의 반도체층을 다결정 실리콘막의 반도체층으로 결정화시키는 단계와;기판전면에 게이트 절연막을 형성하는 단계와;상기 게이트 절연막상에 게이트 전극을 형성하는 단계와;기판전면에 층간 절연막을 형성하는 단계와;상기 층간 절연막과 게이트 절연막을 식각하여 상기 반도체층을 노출시키는 콘택홀을 형성하는 단계와;기판전면에 투명도전막과 제2금속막을 순차적으로 형성하는 단계와;하프톤 마스크를 이용하여 상기 투명도전막과 제2금속막을 패터닝하여, 상기 콘택홀을 통해 상기 노출된 반도체층과 콘택되는 2층구조의 소오스/드레인 전극을 형성함과 동시에 화소전극을 형성하는 단계를 포함하는 것을 특징으로 하는 평판표시장치의 제조방법.
- 제 1 항에 있어서, 상기 게이트전극은 멀티플 게이트 구조를 갖으며, 상기 반도체층은 상기 멀티플 게이트에 대응하는 멀티플 채널을 구비하는 것을 특징으로 하는 평판표시장치의 제조방법.
- 제 1 항에 있어서, 상기 제1금속막은 MIC가 가능한 금속으로 이루어지고, 제2금속막은 저저항 금속으로 이루어지는 것을 특징으로 하는 평판표시장치의 제조방법.
- 제 1 항에 있어서, 상기 제1금속막은 결정화공정시 금속실리사이드막으로 되어, 상기 반도체층과 소오스/드레인 전극간의 콘택저항을 감소시키는 것을 특징으로 하는 평판표시장치의 제조방법.
- 절연기판상에 비정질 실리콘막의 반도체층을 형성하는 단계와;기판전면에 게이트 절연막을 형성하는 단계와;상기 게이트 절연막상에 게이트전극을 형성하는 단계와;기판전면에 층간 절연막을 형성하는 단계와;상기 층간 절연막과 게이트 절연막을 식각하여 상기 반도체층을 노출시키는 콘택홀을 형성하는 단계와;상기 콘택홀을 포함한 기판전면에 제1금속막을 형성하는 단계와;상기 비정질 실리콘막의 반도체층을 다결정 실리콘막의 반도체층으로 결정화시킴과 동시에 상기 노출된 반도체층에 실리사이드막을 형성하는 단계와;상기 기판전면에 투명도전막과 제2금속막을 순차적으로 형성하는 단계와;하프톤 마스크를 이용하여 상기 투명도전막과 제2금속막을 패터닝하여, 상기 콘택홀을 통해 상기 노출된 반도체층과 콘택되는 2층구조의 소오스/드레인 전극을 형성함과 동시에 화소전극을 형성하는 단계를 포함하는 것을 특징으로 하는 평판표시장치의 제조방법.
- 제 5 항에 있어서, 상기 게이트전극은 멀티플 게이트 구조를 갖으며, 상기 반도체층은 상기 멀티플 게이트에 대응하는 멀티플 채널을 구비하는 것을 특징으로 하는 평판표시장치의 제조방법.
- 제 5 항에 있어서, 상기 제1금속막은 MILC가 가능한 금속으로 이루어지고, 제2금속막은 저저항 금속으로 이루어지는 것을 특징으로 하는 평판표시장치의 제조방법.
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KR10-2002-0035030A KR100477106B1 (ko) | 2002-06-21 | 2002-06-21 | 엠아이씨/엠아이엘씨를 이용한 평판표시장치의 제조방법 |
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KR10-2002-0035030A KR100477106B1 (ko) | 2002-06-21 | 2002-06-21 | 엠아이씨/엠아이엘씨를 이용한 평판표시장치의 제조방법 |
Publications (2)
Publication Number | Publication Date |
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KR20040000542A KR20040000542A (ko) | 2004-01-07 |
KR100477106B1 true KR100477106B1 (ko) | 2005-03-17 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8987719B2 (en) | 2012-09-18 | 2015-03-24 | Samsung Display Co., Ltd. | Organic light emitting diode display |
Families Citing this family (2)
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KR100656491B1 (ko) * | 2004-04-07 | 2006-12-11 | 삼성에스디아이 주식회사 | 유기 전계 발광 표시 장치용 박막 트랜지스터 및 이의 제조방법, 그를 사용하는 유기 전계 발광 표시 장치 |
KR101108369B1 (ko) * | 2004-12-31 | 2012-01-30 | 엘지디스플레이 주식회사 | 폴리 실리콘형 액정 표시 장치용 어레이 기판 및 그 제조방법 |
Citations (1)
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KR20000057731A (ko) * | 1999-01-11 | 2000-09-25 | 가나이 쓰토무 | 반도체장치, 이를 이용한 액정표시장치 및 이들의 제조방법 |
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Patent Citations (1)
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KR20000057731A (ko) * | 1999-01-11 | 2000-09-25 | 가나이 쓰토무 | 반도체장치, 이를 이용한 액정표시장치 및 이들의 제조방법 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8987719B2 (en) | 2012-09-18 | 2015-03-24 | Samsung Display Co., Ltd. | Organic light emitting diode display |
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