JP3993543B2 - 半透過型液晶表示装置及びその製造方法 - Google Patents
半透過型液晶表示装置及びその製造方法 Download PDFInfo
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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
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133553—Reflecting elements
- G02F1/133555—Transflectors
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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
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
-
- 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
-
- 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
- G02F1/136286—Wiring, e.g. gate line, drain line
- G02F1/13629—Multilayer wirings
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
- Thin Film Transistor (AREA)
Description
図示したように、上部基板2及び下部基板4が相互に一定の間隔を空けて配置されており、上部基板2及び下部基板4の間には液晶層6が介在している。
当該方法はまた、前記基板上部に前記第1マスク工程を通じて前記第2アライメントマークに対応する第1アライメントマークを形成する段階をさらに含む。
110:ゲート電極
112:第1アライメントマーク
114:第1絶縁層
116a:アクティブ層
116b:オーミックコンタクト層
116:半導体層
118a:第1ソース金属層
118b:第2ソース金属層
118:ソース電極
120a:第1データ金属層
120b:第2データ金属層
120:データ配線
122a:第1ドレイン金属層
122b:第2ドレイン金属層
122:ドレイン電極
124a:第1反射金属層
124b:第2反射金属層
124:反射層
126a:第2−1アライメントマーク金属層
126b:第2−2アライメントマーク金属層
126:第2アライメントマーク
128,130:第2絶縁層
132:ドレインコンタクトホール
136:画素電極
P:画素部
T:薄膜トランジスタ
Claims (13)
- 第1マスク工程により、基板上部にゲート電極及びゲート配線を形成する段階と;
前記ゲート電極及びゲート配線上部に第1絶縁層を形成する段階と;
第2マスク工程により、前記ゲート電極を覆う第1絶縁層上部に半導体層を形成する段階と;
第3マスク工程により、前記半導体層上部に相互に離間するソース電極及びドレイン電極と、前記ゲート配線と交差し、透過部と反射部を有する画素領域を定義するデータ配線と、前記第1絶縁層上部に前記透過部に対応する透過ホールを有し、前記画素領域に配置する反射層とを形成する段階と;
第4マスク工程により、前記ソース電極及びドレイン電極、データ配線、並びに反射層上部に、前記ドレイン電極を露出させるためのドレインコンタクトホールを有する第2絶縁層を形成する段階と;
第5マスク工程により、前記ドレインコンタクトホールを通じて前記ドレイン電極と連結し、透明導電性物質からなる画素電極を前記第2絶縁層上部に形成する段階と
を含み、
前記ソース電極を前記データ配線に連結し、前記ソース電極及びドレイン電極と、前記反射層とを複数個の金属層で構成して前記複数個の金属層の最上層を反射特性を有する金属物質から構成することを特徴とする半透過型液晶表示装置用アレイ基板の製造方法。 - 前記基板の非表示領域に前記第3マスク工程を通じて第2アライメントマークを形成する段階と、前記第2アライメントマーク上部に前記第4マスク工程を通じて前記第2アライメントマークを露出するための開口部を有する第2絶縁層を形成する段階とをさらに含むことを特徴とする請求項1に記載の半透過型液晶表示装置用アレイ基板の製造方法。
- 前記基板上部に前記第1マスク工程を通じて前記第2アライメントマークに対応する第1アライメントマークを形成する段階をさらに含むことを特徴とする請求項2に記載の半透過型液晶表示装置用アレイ基板の製造方法。
- 前記データ配線は、前記反射層から間隔を空けて配置し、該間隔を5μm〜7μmとすることを特徴とする請求項1に記載の半透過型液晶表示装置用アレイ基板の製造方法。
- 前記基板上部に前記第1マスク工程を通じて第1キャパシター電極を形成する段階と、前記第1絶縁層上部に前記第3マスク工程を通じて前記第1キャパシター電極と重なる第2キャパシター電極を形成する段階とをさらに含むことを特徴とする請求項1に記載の半透過型液晶表示装置用アレイ基板の製造方法。
- 前記第2絶縁層に前記第4マスク工程を通じて前記第2キャパシター電極を露出するためのキャパシターコンタクトホールを形成する段階をさらに含み、前記画素電極を前記キャパシターコンタクトホールを通じて前記第2キャパシター電極と連結させることを特徴とする請求項5に記載の半透過型液晶表示装置用アレイ基板の製造方法。
- 基板上部にゲート電極及びゲート配線を形成する段階と;
前記ゲート電極及びゲート配線上部に第1絶縁層を形成する段階と;
前記第1絶縁層上部にアクティブ層とオーミックコンタクト層で構成した半導体層を形成する段階と;
前記第1絶縁層上部に、ソース電極及びドレイン電極と、前記ゲート配線と交差し、透過部と反射部を有する画素領域を定義するデータ配線と、反射層とを複数個の金属層で同時に形成する段階と;
前記ソース電極及びドレイン電極、データ配線、並びに反射層の上側に、透明導電性物質からなり、前記ドレイン電極と連結する画素電極を形成する段階とを含むことを特徴とする半透過型液晶表示装置用アレイ基板の製造方法。
- 前記ソース電極及びドレイン電極、データ配線、並びに反射層の形成と同時に、前記第1絶縁層上部に第2アライメントマークを形成する段階をさらに含むことを特徴とする請求項7に記載の半透過型液晶表示装置用アレイ基板の製造方法。
- 前記ゲート電極とゲート配線の形成と同時に、前記第2アライメントマークに対応する第1アライメントマークを形成する段階をさらに含むことを特徴とする請求項8に記載の半透過型液晶表示装置用アレイ基板の製造方法。
- 前記ソース電極及びドレイン電極、データ配線、並びに反射層上部に、前記ドレイン電極を露出させるためのドレインコンタクトホールを含む第2絶縁層を形成する段階をさらに含むことを特徴とする請求項7に記載の半透過型液晶表示装置用アレイ基板の製造方法。
- 前記画素電極は、前記ドレインコンタクトホールを通じて前記ドレイン電極と電気的に連結させることを特徴とする請求項10に記載の半透過型液晶表示装置用アレイ基板の製造方法。
- 前記データ配線と反射層は、相互に電気的に絶縁されるように間隔を空けて配置されることを特徴とする請求項7に記載の半透過型液晶表示装置用アレイ基板の製造方法。
- 前記反射層の最上層は反射特性を有し、前記反射層の最下層は化学的耐蝕性を有することを特徴とする請求項7に記載の半透過型液晶表示装置用アレイ基板の製造方法。
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KR10-2002-0041289A KR100467944B1 (ko) | 2002-07-15 | 2002-07-15 | 반사투과형 액정표시장치 및 그의 제조방법 |
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US (2) | US6794228B2 (ja) |
JP (1) | JP3993543B2 (ja) |
KR (1) | KR100467944B1 (ja) |
CN (1) | CN1237384C (ja) |
DE (1) | DE10331826B4 (ja) |
GB (1) | GB2390932B (ja) |
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JP2002044323A (ja) * | 2000-07-21 | 2002-02-08 | Canon Inc | 画像形成装置 |
US6620655B2 (en) | 2000-11-01 | 2003-09-16 | Lg.Phillips Lcd Co., Ltd. | Array substrate for transflective LCD device and method of fabricating the same |
KR100729763B1 (ko) * | 2000-12-04 | 2007-06-20 | 삼성전자주식회사 | 액정 표시 장치용 박막 트랜지스터 기판 및 그 제조 방법 |
KR20020051455A (ko) * | 2000-12-22 | 2002-06-29 | 구본준, 론 위라하디락사 | 반사형 및 투과반사형 액정표시장치와 그 제조방법 |
KR100766493B1 (ko) | 2001-02-12 | 2007-10-15 | 삼성전자주식회사 | 박막트랜지스터 액정표시장치 |
KR100397399B1 (ko) * | 2001-02-22 | 2003-09-13 | 엘지.필립스 엘시디 주식회사 | 반투과형 액정 표시 장치 및 그의 제조 방법 |
KR100789146B1 (ko) * | 2002-01-22 | 2007-12-28 | 삼성전자주식회사 | 반사-투과형 액정표시패널 및 이의 제조 방법 |
-
2002
- 2002-07-15 KR KR10-2002-0041289A patent/KR100467944B1/ko active IP Right Grant
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2003
- 2003-06-27 US US10/607,203 patent/US6794228B2/en not_active Expired - Lifetime
- 2003-07-11 GB GB0316302A patent/GB2390932B/en not_active Expired - Fee Related
- 2003-07-14 JP JP2003274358A patent/JP3993543B2/ja not_active Expired - Fee Related
- 2003-07-14 DE DE10331826A patent/DE10331826B4/de not_active Expired - Fee Related
- 2003-07-14 CN CNB031460364A patent/CN1237384C/zh not_active Expired - Fee Related
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2004
- 2004-08-16 US US10/918,456 patent/US6917405B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
GB2390932B (en) | 2004-09-01 |
GB0316302D0 (en) | 2003-08-13 |
US6794228B2 (en) | 2004-09-21 |
CN1472582A (zh) | 2004-02-04 |
CN1237384C (zh) | 2006-01-18 |
US6917405B2 (en) | 2005-07-12 |
DE10331826B4 (de) | 2011-03-31 |
JP2004038186A (ja) | 2004-02-05 |
GB2390932A (en) | 2004-01-21 |
KR20040007999A (ko) | 2004-01-28 |
US20050012110A1 (en) | 2005-01-20 |
US20040007704A1 (en) | 2004-01-15 |
DE10331826A1 (de) | 2004-02-12 |
DE10331826A8 (de) | 2005-04-07 |
KR100467944B1 (ko) | 2005-01-24 |
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