KR100441436B1 - 투과율이 향상된 평판표시장치 및 그의 제조방법 - Google Patents
투과율이 향상된 평판표시장치 및 그의 제조방법 Download PDFInfo
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- KR100441436B1 KR100441436B1 KR10-2002-0033735A KR20020033735A KR100441436B1 KR 100441436 B1 KR100441436 B1 KR 100441436B1 KR 20020033735 A KR20020033735 A KR 20020033735A KR 100441436 B1 KR100441436 B1 KR 100441436B1
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- 238000000034 method Methods 0.000 title claims abstract description 35
- 238000002834 transmittance Methods 0.000 title description 6
- 239000010410 layer Substances 0.000 claims abstract description 69
- 239000000758 substrate Substances 0.000 claims abstract description 38
- 239000004065 semiconductor Substances 0.000 claims abstract description 36
- 239000011229 interlayer Substances 0.000 claims abstract description 15
- 238000005530 etching Methods 0.000 claims abstract description 12
- 238000004519 manufacturing process Methods 0.000 claims abstract description 12
- 229920002120 photoresistant polymer Polymers 0.000 claims description 43
- 238000001312 dry etching Methods 0.000 claims description 5
- 239000010408 film Substances 0.000 abstract description 69
- 239000010409 thin film Substances 0.000 abstract description 14
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 239000012535 impurity Substances 0.000 description 19
- 238000005468 ion implantation Methods 0.000 description 10
- 230000000903 blocking effect Effects 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 5
- 239000007772 electrode material Substances 0.000 description 4
- 229910021417 amorphous silicon Inorganic materials 0.000 description 3
- 238000002513 implantation Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000002161 passivation Methods 0.000 description 2
- 238000000059 patterning Methods 0.000 description 2
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 2
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 2
- 229920005591 polysilicon Polymers 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- -1 acryl Chemical group 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000006356 dehydrogenation reaction Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 238000005224 laser annealing Methods 0.000 description 1
Classifications
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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
- H01L27/1288—Multistep manufacturing methods employing particular masking sequences or specially adapted masks, e.g. half-tone mask
-
- 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
- H01L27/1237—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 with a different composition, shape, layout or thickness of the gate insulator in different devices
-
- 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
- H01L27/124—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 with a particular composition, shape or layout of the wiring layers specially adapted to the circuit arrangement, e.g. scanning lines in LCD pixel circuits
- H01L27/1244—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 with a particular composition, shape or layout of the wiring layers specially adapted to the circuit arrangement, e.g. scanning lines in LCD pixel circuits for preventing breakage, peeling or short circuiting
-
- 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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- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Manufacturing & Machinery (AREA)
- Geometry (AREA)
- Electroluminescent Light Sources (AREA)
Abstract
Description
Claims (5)
- 절연기판상에 반도체층을 형성하는 단계와;게이트 절연막을 기판전면에 형성하는 단계와;상기 게이트 절연막중 반도체층에 대응하는 부분에 게이트전극을 형성하는 단계와;게이트를 마스크로 이용하여 상기 반도체층에 소오스/드레인 도핑영역을 형성하는 단계와;하프톤 마스크를 이용하여 화소전극을 형성하는 단계와;기판전면에 층간 절연막을 형성하는 단계와;상기 층간 절연막을 식각하여 상기 소오스/드레인 도핑영역을 노출시키는 콘택홀을 형성함과 동시에 상기 화소전극을 노출시키는 단계와;상기 콘택홀을 통해 소오스/드레인 도핑영역과 연결되고 상기 노출된 화소전극과 직접 콘택되는 소오스/드레인 전극을 형성하는 단계와;상기 화소전극의 일부분을 노출시키는 개구부를 구비하는 평탄화막을 형성하는 단계를 포함하는 것을 특징으로 하는 평판표시장치의 제조방법.
- 제1항에 있어서, 하프톤 마스크를 이용하여 화소전극을 형성할 때, 상기 소오스/드레인 도핑영역보다 도핑농도가 높고, 동일 도전형을 갖는 고농도 소오스/드레인 도핑영역을 형성하는 것을 특징으로 하는 평판표시장치의 제조방법.
- 제2항에 있어서, 하프톤 마스크를 이용하여 화소전극과 고농도 소오스/드레인 영역을 형성하는 방법은기판전면에 투명도전막을 형성하는 단계와;상기 투명도전막상에 감광막을 형성하는 단계와;하프톤 마스크를 이용하여 상기 고농도 소오스/드레인 도핑영역에 대응하는 부분에서는 투명도전막을 노출시키고, 상기 화소전극에 대응하는 부분의 두께가 그이외 부분에서 보다 두꺼운 감광막 패턴을 형성하는 단계와;상기 서로 다른 두께를 갖는 감광막 패턴을 이용하여 상기 노출된 투명도전막을 식각하는 단계와;상기 감광막 패턴을 건식식각하여, 상기 화소전극에 대응하는 부분에만 감광막 패턴을 남기고, 나머지 부분에서 투명도전막을 노출시키는 단계와;상기 투명도전막과 감광막 패턴을 마스크로 하여 상기 반도체층에 상기 고농도 소오스/드레인 도핑영역을 형성하는 단계와;상기 남아있는 감광막 패턴을 마스크로 하여 상기 노출된 투명도전막을 식각하는 단계와;상기 남아있는 감광막패턴을 제거하여 상기 화소전극을 형성하는 단계를 포함하는 것을 특징으로 하는 평판표시장치의 제조방법.
- 제2항에 있어서, 하프톤 마스크를 이용하여 화소전극과 고농도 소오스/드레인 도핑영역을 형성하는 방법은기판전면에 투명도전막을 형성하는 단계와;상기 투명도전막상에 감광막을 형성하는 단계와;하프톤 마스크를 이용하여 상기 고농도 소오스/드레인 도핑영역에 대응하는 부분에서는 투명도전막을 노출시키고, 상기 화소전극에 대응하는 부분의 두께가 그이외 부분에서 보다 두꺼운 감광막 패턴을 형성하는 단계와;상기 감광막 패턴을 이용하여 상기 노출된 투명도전막을 식각하는 단계와;상기 감광막 패턴을 마스크로 하여 상기 반도체층에 상기 고농도 소오스/드레인 도핑영역을 형성하는 단계와;상기 감광막 패턴을 건식식각하여 상기 화소전극에 대응되는 부분에만 남기고, 상기 투명도전막을 노출시키는 단계와;상기 남아있는 감광막 패턴을 마스크로 하여 노출된 투명도전막을 식각하는 단계와;상기 남아있는 감광막패턴을 제거하여 상기 화소전극을 형성하는 단계를 포함하는 것을 특징으로 하는 평판표시장치의 제조방법.
- 절연기판상에 형성된 반도체층과;기판전면에 형성된 게이트 절연막과;상기 게이트 절연막중 상기 반도체층 상부에 형성된 게이트와;상기 게이트 절연막상에 상기 게이트와 일정간격 떨어져 형성된 화소전극과;상기 화소전극이 노출되도록, 기판전면에 형성된 층간 절연막과;상기 층간 절연막상에 형성되어, 상기 반도체층과 연결되고 상기 노출된 화소전극과 직접 콘택되는 소오스/드레인 전극과;상기 화소전극의 일부분을 노출시키는 개구부를 구비한 평탄화막을 구비하는 것을 특징으로 하는 평판표시장치.
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KR10-2002-0033735A KR100441436B1 (ko) | 2002-06-17 | 2002-06-17 | 투과율이 향상된 평판표시장치 및 그의 제조방법 |
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KR10-2002-0033735A KR100441436B1 (ko) | 2002-06-17 | 2002-06-17 | 투과율이 향상된 평판표시장치 및 그의 제조방법 |
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KR20030096729A KR20030096729A (ko) | 2003-12-31 |
KR100441436B1 true KR100441436B1 (ko) | 2004-07-21 |
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KR10-2002-0033735A KR100441436B1 (ko) | 2002-06-17 | 2002-06-17 | 투과율이 향상된 평판표시장치 및 그의 제조방법 |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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KR100437475B1 (ko) * | 2001-04-13 | 2004-06-23 | 삼성에스디아이 주식회사 | 평판 디스플레이 장치용 표시 소자 제조 방법 |
KR100624319B1 (ko) * | 2005-05-11 | 2006-09-19 | 삼성에스디아이 주식회사 | 발광표시장치의 제조방법 |
KR100836472B1 (ko) | 2007-03-22 | 2008-06-09 | 삼성에스디아이 주식회사 | 반도체장치 및 그 제조방법 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000012541A (ja) * | 1998-06-19 | 2000-01-14 | Toshiba Corp | 半導体装置の製造方法 |
JP2000214800A (ja) * | 1999-01-20 | 2000-08-04 | Sanyo Electric Co Ltd | エレクトロルミネッセンス表示装置 |
JP2000340359A (ja) * | 1999-05-28 | 2000-12-08 | Tdk Corp | 有機el素子の駆動装置および有機el表示装置 |
KR20000074991A (ko) * | 1999-05-27 | 2000-12-15 | 구본준 | 전계발광소자 및 그의 제조방법 |
KR20020043324A (ko) * | 2000-12-02 | 2002-06-10 | 김순택 | 유기 전계 발광 표시장치 및 그 제조 방법 |
KR20020080201A (ko) * | 2001-04-12 | 2002-10-23 | 삼성에스디아이 주식회사 | 평판 표시 장치 및 그 제조 방법 |
KR20030013047A (ko) * | 2001-08-06 | 2003-02-14 | 삼성에스디아이 주식회사 | 높은 캐패시턴스를 갖는 평판표시소자 및 그의 제조방법 |
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2002
- 2002-06-17 KR KR10-2002-0033735A patent/KR100441436B1/ko active IP Right Grant
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000012541A (ja) * | 1998-06-19 | 2000-01-14 | Toshiba Corp | 半導体装置の製造方法 |
JP2000214800A (ja) * | 1999-01-20 | 2000-08-04 | Sanyo Electric Co Ltd | エレクトロルミネッセンス表示装置 |
KR20000074991A (ko) * | 1999-05-27 | 2000-12-15 | 구본준 | 전계발광소자 및 그의 제조방법 |
JP2000340359A (ja) * | 1999-05-28 | 2000-12-08 | Tdk Corp | 有機el素子の駆動装置および有機el表示装置 |
KR20020043324A (ko) * | 2000-12-02 | 2002-06-10 | 김순택 | 유기 전계 발광 표시장치 및 그 제조 방법 |
KR20020080201A (ko) * | 2001-04-12 | 2002-10-23 | 삼성에스디아이 주식회사 | 평판 표시 장치 및 그 제조 방법 |
KR20030013047A (ko) * | 2001-08-06 | 2003-02-14 | 삼성에스디아이 주식회사 | 높은 캐패시턴스를 갖는 평판표시소자 및 그의 제조방법 |
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