KR100534577B1 - 특성이 우수한 디스플레이 디바이스 - Google Patents
특성이 우수한 디스플레이 디바이스 Download PDFInfo
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- KR100534577B1 KR100534577B1 KR10-2002-0068232A KR20020068232A KR100534577B1 KR 100534577 B1 KR100534577 B1 KR 100534577B1 KR 20020068232 A KR20020068232 A KR 20020068232A KR 100534577 B1 KR100534577 B1 KR 100534577B1
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- Prior art keywords
- display device
- region
- thin film
- film transistor
- substrate
- Prior art date
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- 239000000758 substrate Substances 0.000 claims abstract description 31
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims abstract description 15
- 239000010409 thin film Substances 0.000 claims abstract description 13
- 229920005591 polysilicon Polymers 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 claims description 16
- 239000004065 semiconductor Substances 0.000 claims description 5
- 238000007711 solidification Methods 0.000 claims description 4
- 230000008023 solidification Effects 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 description 8
- 239000002800 charge carrier Substances 0.000 description 7
- 239000013078 crystal Substances 0.000 description 7
- 238000002425 crystallisation Methods 0.000 description 7
- 239000011159 matrix material Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000008025 crystallization Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 229910021417 amorphous silicon Inorganic materials 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 231100000518 lethal Toxicity 0.000 description 2
- 230000001665 lethal effect Effects 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000002498 deadly effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000004518 low pressure chemical vapour deposition Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 1
- 238000004544 sputter deposition Methods 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
- 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
-
- 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
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
-
- 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
- H01L27/1296—Multistep manufacturing methods adapted to increase the uniformity of device parameters
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
- H01L29/04—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their crystalline structure, e.g. polycrystalline, cubic or particular orientation of crystalline planes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/66007—Multistep manufacturing processes
- H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
- H01L29/66227—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by the electric current supplied or the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched, e.g. three-terminal devices
- H01L29/66409—Unipolar field-effect transistors
- H01L29/66477—Unipolar field-effect transistors with an insulated gate, i.e. MISFET
- H01L29/66742—Thin film unipolar transistors
- H01L29/6675—Amorphous silicon or polysilicon transistors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
- H01L29/786—Thin film transistors, i.e. transistors with a channel being at least partly a thin film
- H01L29/78651—Silicon transistors
- H01L29/7866—Non-monocrystalline silicon transistors
- H01L29/78672—Polycrystalline or microcrystalline silicon transistor
- H01L29/78675—Polycrystalline or microcrystalline silicon transistor with normal-type structure, e.g. with top gate
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Computer Hardware Design (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Ceramic Engineering (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Optics & Photonics (AREA)
- Thin Film Transistor (AREA)
- Recrystallisation Techniques (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Liquid Crystal (AREA)
- Electroluminescent Light Sources (AREA)
Abstract
Description
Claims (10)
- 디스플레이 영역인 화소 영역에 형성되며, 기판, 상기 기판 상에 형성되는 폴리 실리콘으로 이루어진 소스/드레인 영역 및 채널 영역을 구비하는 반도체층, 상기 반도체층 상부에 형성되는 게이트 절연막 및 상기 게이트 절연막 상부에 상기 채널 영역에 대응하도록 형성되는 게이트 전극을 포함하는 박막트랜지스터를 구비하는 디스플레이 디바이스에 있어서, 상기 디스플레이 영역인 화소 영역에서 상기 폴리 실리콘 기판에 형성되는 프라이머리 결정립 경계와 상기 박막 트랜지스터의 소스 영역로부터 드레인 영역으로 흐르는 전류 방향이 이루는 각도가 - 30 °내지 30 °가 되고, 상기 디스플레이 디바이스의 구동 영역에서 폴리 실리콘 기판의 프라이머리 결정립 경계와 박막 트랜지스터의 소스 영역로부터 드레인 영역으로 흐르는 전류 방향이 이루는 각도가 30 °내지 150 °가 되도록 제작된 것을 특징으로 하는 디스플레이 디바이스.
- 제 1항에 있어서,상기 프라이머리 결정립 경계와 상기 박막 트랜지스터의 소스 영역로부터 드레인 영역으로 흐르는 전류 방향이 수평이 되는 것인 디스플레이 디바이스.
- 제 2항에 있어서,상기 프라이머리 결정립 경계는 상기 박막 트랜지스터의 액티브 채널 영역에서는 일정한 개수로 존재하는 디스플레이 디바이스.
- 제 1항에 있어서,상기 디스플레이 디바이스는 유기 전계 발광 디스플레이 디바이스인 디스플레이 디바이스.
- 제 1항에 있어서,상기 폴리 실리콘 기판은 SLS(Sequential Lateral Solidification) 방법으로 제작된 것인 디스플레이 디바이스.
- 삭제
- 제 1항에 있어서,상기 구동 영역에서 상기 프라이머리 결정립 경계와 상기 박막 트랜지스터의 소스로부터 드레인으로 흐르는 전류 방향이 수직이 되는 것인 디스플레이 디바이스.
- 제 7항에 있어서,상기 프라이머리 결정립 경계는 상기 박막 트랜지스터의 액티브 채널 영역에서는 일정한 개수로 존재하는 디스플레이 디바이스.
- 제 1항에 있어서,상기 디스플레이 디바이스는 유기 전계 발광 디스플레이 디바이스인 디스플레이 디바이스.
- 제 1항에 있어서,상기 폴리 실리콘 기판은 SLS(Sequential Lateral Solidification) 방법으로 제작된 것인 디스플레이 디바이스.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2002-0068232A KR100534577B1 (ko) | 2002-11-05 | 2002-11-05 | 특성이 우수한 디스플레이 디바이스 |
US10/687,993 US7750348B2 (en) | 2002-11-05 | 2003-10-20 | Display device having crystal grain boundaries providing superior driving and luminance characteristics |
JP2003362745A JP2004158853A (ja) | 2002-11-05 | 2003-10-23 | 特性が優秀なディスプレーデバイス |
CNB2003101029780A CN1249650C (zh) | 2002-11-05 | 2003-10-31 | 具有优良特性的显示器件 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2002-0068232A KR100534577B1 (ko) | 2002-11-05 | 2002-11-05 | 특성이 우수한 디스플레이 디바이스 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20040039971A KR20040039971A (ko) | 2004-05-12 |
KR100534577B1 true KR100534577B1 (ko) | 2005-12-07 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2002-0068232A KR100534577B1 (ko) | 2002-11-05 | 2002-11-05 | 특성이 우수한 디스플레이 디바이스 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7750348B2 (ko) |
JP (1) | JP2004158853A (ko) |
KR (1) | KR100534577B1 (ko) |
CN (1) | CN1249650C (ko) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
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TWI389316B (zh) * | 2005-09-08 | 2013-03-11 | Sharp Kk | 薄膜電晶體、半導體裝置、顯示器、結晶化方法及製造薄膜電晶體方法 |
WO2021030127A1 (en) * | 2019-08-09 | 2021-02-18 | Micron Technology, Inc. | Transistor and methods of forming transistors |
US11024736B2 (en) | 2019-08-09 | 2021-06-01 | Micron Technology, Inc. | Transistor and methods of forming integrated circuitry |
US11637175B2 (en) | 2020-12-09 | 2023-04-25 | Micron Technology, Inc. | Vertical transistors |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR970076045A (ko) * | 1996-05-31 | 1997-12-10 | 다까노 야스아끼 | 반도체 장치의 제조 방법 |
KR20000001168A (ko) * | 1998-06-09 | 2000-01-15 | 구본준, 론 위라하디락사 | 박막트랜지스터 액정표시장치의 제조방법 |
JP2000243968A (ja) * | 1999-02-24 | 2000-09-08 | Matsushita Electric Ind Co Ltd | 薄膜トランジスタとその製造方法及びそれを用いた液晶表示装置とその製造方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3157985B2 (ja) * | 1993-06-10 | 2001-04-23 | 三菱電機株式会社 | 薄膜トランジスタおよびその製造方法 |
JP3450376B2 (ja) * | 1993-06-12 | 2003-09-22 | 株式会社半導体エネルギー研究所 | 半導体装置の作製方法 |
US5640067A (en) | 1995-03-24 | 1997-06-17 | Tdk Corporation | Thin film transistor, organic electroluminescence display device and manufacturing method of the same |
JP3216861B2 (ja) * | 1995-04-10 | 2001-10-09 | シャープ株式会社 | 多結晶シリコン膜の形成方法および薄膜トランジスタの製造方法 |
WO1997045827A1 (en) * | 1996-05-28 | 1997-12-04 | The Trustees Of Columbia University In The City Of New York | Crystallization processing of semiconductor film regions on a substrate, and devices made therewith |
JP3641342B2 (ja) * | 1997-03-07 | 2005-04-20 | Tdk株式会社 | 半導体装置及び有機elディスプレイ装置 |
JP3642546B2 (ja) * | 1997-08-12 | 2005-04-27 | 株式会社東芝 | 多結晶半導体薄膜の製造方法 |
US6177391B1 (en) * | 1999-05-27 | 2001-01-23 | Alam Zafar | One time use disposable soap and method of making |
US6828587B2 (en) * | 2000-06-19 | 2004-12-07 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device |
-
2002
- 2002-11-05 KR KR10-2002-0068232A patent/KR100534577B1/ko active IP Right Grant
-
2003
- 2003-10-20 US US10/687,993 patent/US7750348B2/en not_active Expired - Lifetime
- 2003-10-23 JP JP2003362745A patent/JP2004158853A/ja active Pending
- 2003-10-31 CN CNB2003101029780A patent/CN1249650C/zh not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR970076045A (ko) * | 1996-05-31 | 1997-12-10 | 다까노 야스아끼 | 반도체 장치의 제조 방법 |
KR20000001168A (ko) * | 1998-06-09 | 2000-01-15 | 구본준, 론 위라하디락사 | 박막트랜지스터 액정표시장치의 제조방법 |
JP2000243968A (ja) * | 1999-02-24 | 2000-09-08 | Matsushita Electric Ind Co Ltd | 薄膜トランジスタとその製造方法及びそれを用いた液晶表示装置とその製造方法 |
Also Published As
Publication number | Publication date |
---|---|
CN1499457A (zh) | 2004-05-26 |
JP2004158853A (ja) | 2004-06-03 |
US20040085268A1 (en) | 2004-05-06 |
US7750348B2 (en) | 2010-07-06 |
KR20040039971A (ko) | 2004-05-12 |
CN1249650C (zh) | 2006-04-05 |
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