KR100658078B1 - 박막트랜지스터 액정표시장치 - Google Patents
박막트랜지스터 액정표시장치 Download PDFInfo
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- KR100658078B1 KR100658078B1 KR1020030053491A KR20030053491A KR100658078B1 KR 100658078 B1 KR100658078 B1 KR 100658078B1 KR 1020030053491 A KR1020030053491 A KR 1020030053491A KR 20030053491 A KR20030053491 A KR 20030053491A KR 100658078 B1 KR100658078 B1 KR 100658078B1
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- Prior art keywords
- thin film
- pixel
- film transistor
- gate
- liquid crystal
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- 239000010409 thin film Substances 0.000 title claims abstract description 40
- 239000004973 liquid crystal related substance Substances 0.000 title abstract description 19
- 239000000758 substrate Substances 0.000 claims abstract description 30
- 239000003086 colorant Substances 0.000 claims abstract description 9
- 239000011159 matrix material Substances 0.000 description 11
- 241001270131 Agaricus moelleri Species 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000009125 cardiac resynchronization therapy Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000003698 laser cutting Methods 0.000 description 1
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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
- 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
- G02F1/1362—Active matrix addressed cells
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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
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1343—Electrodes
- G02F1/134309—Electrodes characterised by their geometrical arrangement
- G02F1/134336—Matrix
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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
- H01L27/124—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
-
- 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
- G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
- G02F2201/12—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 electrode
- G02F2201/123—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 electrode pixel
-
- 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
- G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
- G02F2201/52—RGB geometrical arrangements
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
- Computer Hardware Design (AREA)
- Geometry (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Thin Film Transistor (AREA)
Abstract
Description
채널 길이(㎛) | 충전량 | 광의 구분 | 채널 폭(㎛) | ||||
22 | 24 | 26 | 28 | 30 | |||
3.5 | Ion(㎂) | dark | 2.23 | 2.25 | 2.47 | 2.66 | 2.85 |
photo | 3.42 | 3.55 | 3.74 | 4.05 | 4.31 | ||
4.0 | Ion(㎂) | dark | 1.93 | 1.98 | 2.11 | 2.29 | 2.45 |
photo | 2.96 | 3.09 | 3.31 | 3.57 | 3.81 |
상기에서 각각의 박막트랜지스터(T3)는 채널 길이와 채널 폭이 동일하므로 동일한 충전량(Ion)이 흐르게 된다. 그러므로, 각각의 화소전극(41)에는 박막트랜지스터(T3)의 갯수와 비례하는 충전량(Ion)이 흐르게 된다. 따라서, 본 발명의 다른 실시예에 따른 박막트랜지스터 액정표시장치도 투광부의 면적을 변화시키지 않고 통과하는 광량을 조절할 수 있으므로 휘도를 저하시키지 않으면서 표현 계조 수를 증가시킬 수 있다.
Claims (2)
- 어레이기판과,상기 기판 상에 교차 배열되어 각각 R, G 및 B 각각의 색을 표시하는 단위 화소의 화소영역을 한정하는 M(M은 자연수)개의 게이트라인 및 N(N은 자연수)개의 데이터 라인과,상기 게이트라인과 데이터라인의 교차부에 게이트, 소오스 및 드레인전극을 갖도록 형성되되 상기 R, G 및 B 각각의 색을 표시하는 각각의 단위 화소의 화소영역 마다 채널 길이 및/또는 채널 폭이 서로 다르게 형성되는 박막트랜지스터와,상기 화소영역에 소오스전극과 접촉되게 형성된 화소전극을 구비하는 박막트랜지스터 액정표시장치.
- 어레이기판과,상기 기판 상에 교차 배열되어 각각 R, G 및 B 각각의 색을 표시하는 단위 화소의 화소영역을 한정하는 M(M은 자연수)개의 게이트라인 및 N(N은 자연수)개의 데이터 라인과,상기 게이트라인과 데이터라인의 교차부에 게이트, 소오스 및 드레인전극을 갖도록 형성되되 상기 R, G 및 B 각각의 색을 표시하는 각각의 단위 화소의 화소영역 마다 채널의 길이 및 폭이 동일한 1개 내지 3개가 드레인 전극이 동일한 데이터 라인과 전기적으로 연결되고 동일한 게이트에 의해 구동되는 박막트랜지스터와,상기 화소영역에 1개 내지 3개의 소오스 전극과 접촉되게 형성된 화소 전극을 구비하는 박막트랜지스터 액정표시장치.
Priority Applications (1)
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KR1020030053491A KR100658078B1 (ko) | 2003-08-01 | 2003-08-01 | 박막트랜지스터 액정표시장치 |
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KR1020030053491A KR100658078B1 (ko) | 2003-08-01 | 2003-08-01 | 박막트랜지스터 액정표시장치 |
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KR20050015033A KR20050015033A (ko) | 2005-02-21 |
KR100658078B1 true KR100658078B1 (ko) | 2006-12-15 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101298432B1 (ko) | 2006-12-29 | 2013-08-20 | 엘지디스플레이 주식회사 | 반투과 액정표시장치 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101220852B1 (ko) * | 2005-12-29 | 2013-01-10 | 엘지디스플레이 주식회사 | 액정표시장치 및 그의 구동 방법 |
KR101327870B1 (ko) * | 2007-03-19 | 2013-11-13 | 엘지디스플레이 주식회사 | 액정표시장치 |
JP5299407B2 (ja) * | 2010-11-16 | 2013-09-25 | 株式会社ジャパンディスプレイ | 液晶表示装置 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR101298432B1 (ko) | 2006-12-29 | 2013-08-20 | 엘지디스플레이 주식회사 | 반투과 액정표시장치 |
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