JP5085750B2 - 薄膜トランジスタ表示板及びこれを含む液晶表示装置 - Google Patents
薄膜トランジスタ表示板及びこれを含む液晶表示装置 Download PDFInfo
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- 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 at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier
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- 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 at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier 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 at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier 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
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- 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
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- 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
- G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
- G02F1/133707—Structures for producing distorted electric fields, e.g. bumps, protrusions, recesses, slits in pixel electrodes
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- 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
- G02F1/134363—Electrodes characterised by their geometrical arrangement for applying an electric field parallel to the substrate, i.e. in-plane switching [IPS]
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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 at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier
- 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 at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier 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 at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier 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
- H01L27/1255—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 at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier 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 integrated with passive devices, e.g. auxiliary capacitors
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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
- G02F1/134318—Electrodes characterised by their geometrical arrangement having a patterned common electrode
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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
- G02F1/13606—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit having means for reducing parasitic capacitance
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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
- G02F1/136222—Colour filters incorporated in the active matrix substrate
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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
- G02F1/136227—Through-hole connection of the pixel electrode to the active element through an insulation layer
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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
- G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
- G02F2201/40—Arrangements for improving the aperture ratio
Description
前記絶縁基板上に形成され、ゲート電極を含み一部傾いた部分を有するゲート線と、
前記ゲート線を覆うゲート絶縁膜と、
前記ゲート絶縁膜上に形成されている半導体層と、
少なくとも一部分は前記半導体層上に位置し、前記ゲート線と交差して前記ゲート線の傾いた部分と共に画素領域を定義するデータ線、及び前記データ線と分離されて前記ゲート線を中心に対向するドレーン電極と、
前記データ線及びドレーン電極で遮られない半導体層を覆う保護膜と、
前記保護膜上に形成され、画素領域に少なくとも二つ以上配置され、前記ドレーン電極と電気的に連結されている線形の画素電極と、
前記保護膜上に前記画素電極と交互に配置されて形成され、端部は前記画素電極の端部と互いに一定の間隔を置いて互いに平行な線形の共通電極とを含み、
各画素領域を定義する隣接するゲート線は、前記画素領域において前記データ線と交差する方向の中心線に対して対称となるように、それぞれ所定方向に延在しつつ前記画素領域の境界で屈曲しており、
各画素領域は前記中心線に対して2つのドメイン領域に分割されており、各ドメイン領域内において、前記線形の画素電極及び前記線形の共通電極は、各ドメイン領域の一辺を定義するゲート線に対して平行に配置されている、薄膜トランジスタ表示板を提供する。
110 絶縁基板
121、123 ゲート線
131、132 維持電極線
140 ゲート絶縁膜
171 データ線
175 ドレーン電極
192、194、196 画素電極
191、193、195 共通電極
300 液晶物質層
400 封止材
500 ブラックマトリックス
520 トレンチ
550 基板間隔材
Claims (13)
- 絶縁基板と、
前記絶縁基板上に形成され、ゲート電極を含み一部傾いた部分を有するゲート線と、
前記ゲート線を覆うゲート絶縁膜と、
前記ゲート絶縁膜上に形成されている半導体層と、
少なくとも一部分は前記半導体層上に位置し、前記ゲート線と交差して前記ゲート線の傾いた部分と共に画素領域を定義するデータ線、及び前記データ線と分離されて前記ゲート線を中心に対向するドレーン電極と、
前記データ線及びドレーン電極で遮られない半導体層を覆う保護膜と、
前記保護膜上に形成され、画素領域に少なくとも二つ以上配置され、前記ドレーン電極と電気的に連結されている線形の画素電極と、
前記保護膜上に前記画素電極と交互に配置されて形成され、端部は前記画素電極の端部と互いに一定の間隔を置いて互いに平行な線形の共通電極とを含み、
各画素領域を定義する隣接するゲート線は、前記画素領域において前記データ線と交差する方向の中心線に対して対称となるように、それぞれ所定方向に延在しつつ前記画素領域の境界で屈曲しており、
各画素領域は前記中心線に対して2つのドメイン領域に分割されており、各ドメイン領域内において、前記線形の画素電極及び前記線形の共通電極は、各ドメイン領域の一辺を定義するゲート線に対して平行に配置されている、薄膜トランジスタ表示板。 - 前記基板上に形成され、前記画素領域内の縁部間において前記データ線と平行に延在した維持電極線Aをさらに含む、請求項1に記載の薄膜トランジスタ表示板。
- 複数の前記画素電極を連結し、前記維持電極線Aと重畳して維持蓄電器を構成する画素電極線Aをさらに含む、請求項2に記載の薄膜トランジスタ表示板。
- 前記維持電極線Aに電気的に接続されており、前記画素領域において前記データ線と交差する方向の中心線に沿って形成されている第1直線部分を有し、前記直線部分よりも広い幅を有している第1拡張部が連結されている維持電極線Bと、
前記画素電極線Aに電気的に接続されており、前記中心線に沿って形成されている第2直線部分を有し、前記第2直線部分よりも広い幅を有し、かつ前記第1拡張部と重畳している第2拡張部が連結されている画素電極線Bと、
をさらに含む、請求項3に記載の薄膜トランジスタ表示板。 - 前記共通電極及び前記画素電極は、透明な導電物質からなる、請求項1に記載の薄膜トランジスタ表示板。
- 前記保護膜下に形成され、前記画素領域に順に配列されている赤、緑、青の色フィルターをさらに含む、請求項1に記載の薄膜トランジスタ表示板。
- 請求項1の前記薄膜トランジスタ表示板と、
前記薄膜トランジスタ表示板と対向する対向表示板と、
前記薄膜トランジスタ表示板と前記対向表示板との間に形成されている液晶物質層とを含む、液晶表示装置。 - 前記対向表示板の周囲に形成され、前記液晶物質層を封止する封止材をさらに含む、請求項7に記載の液晶表示装置。
- 前記対向表示板の周囲、前記封止材の内側に形成され、表示領域を定義するブラックマトリックスをさらに含む、請求項6に記載の液晶表示装置。
- 前記ブラックマトリックスは、有機物質からなり、写真エッチング工程でパターニングされる、請求項9に記載の液晶表示装置。
- 前記ブラックマトリックスと同一な層からなる基板間隔材をさらに含む、請求項10に記載の液晶表示装置。
- 前記ブラックマトリックス及び前記基板間隔材は、互いに異なる高さを有する、請求項11に記載の液晶表示装置。
- 前記ブラックマトリックスには、他の部分より厚さの薄いトレンチが形成されている、請求項10に記載の液晶表示装置。
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KR1020030034677A KR100984345B1 (ko) | 2003-05-30 | 2003-05-30 | 박막 트랜지스터 표시판 및 이를 포함하는 액정 표시 장치 |
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US8077040B2 (en) | 2000-01-24 | 2011-12-13 | Nextreme, Llc | RF-enabled pallet |
KR100984345B1 (ko) * | 2003-05-30 | 2010-09-30 | 삼성전자주식회사 | 박막 트랜지스터 표시판 및 이를 포함하는 액정 표시 장치 |
KR101050348B1 (ko) * | 2004-05-31 | 2011-07-19 | 엘지디스플레이 주식회사 | 횡전계 액정표시장치 |
KR20060077870A (ko) * | 2004-12-31 | 2006-07-05 | 엘지.필립스 엘시디 주식회사 | 횡전계방식 액정표시소자 |
KR101163622B1 (ko) * | 2005-07-07 | 2012-07-09 | 삼성전자주식회사 | 박막 트랜지스터 표시판 |
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TW200510887A (en) | 2005-03-16 |
US20040238823A1 (en) | 2004-12-02 |
JP2011138158A (ja) | 2011-07-14 |
US20060091391A1 (en) | 2006-05-04 |
US20070187691A1 (en) | 2007-08-16 |
CN1573491B (zh) | 2010-04-28 |
KR20040103629A (ko) | 2004-12-09 |
US7009206B2 (en) | 2006-03-07 |
KR100984345B1 (ko) | 2010-09-30 |
JP4776893B2 (ja) | 2011-09-21 |
CN1573491A (zh) | 2005-02-02 |
US7211827B2 (en) | 2007-05-01 |
JP2004361949A (ja) | 2004-12-24 |
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