JP4610552B2 - 液晶表示装置の製造方法 - Google Patents
液晶表示装置の製造方法 Download PDFInfo
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- JP4610552B2 JP4610552B2 JP2006508480A JP2006508480A JP4610552B2 JP 4610552 B2 JP4610552 B2 JP 4610552B2 JP 2006508480 A JP2006508480 A JP 2006508480A JP 2006508480 A JP2006508480 A JP 2006508480A JP 4610552 B2 JP4610552 B2 JP 4610552B2
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- film
- liquid crystal
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 55
- 238000004519 manufacturing process Methods 0.000 title claims description 25
- 239000010408 film Substances 0.000 claims abstract description 236
- 229910052751 metal Inorganic materials 0.000 claims abstract description 46
- 239000002184 metal Substances 0.000 claims abstract description 46
- 238000005530 etching Methods 0.000 claims abstract description 12
- 239000004065 semiconductor Substances 0.000 claims abstract description 7
- 239000011159 matrix material Substances 0.000 claims abstract description 5
- 239000010409 thin film Substances 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 40
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 239000011368 organic material Substances 0.000 abstract description 6
- 229910052581 Si3N4 Inorganic materials 0.000 description 24
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 24
- 239000000758 substrate Substances 0.000 description 16
- 238000000206 photolithography Methods 0.000 description 13
- 229910021417 amorphous silicon Inorganic materials 0.000 description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 10
- 239000011521 glass Substances 0.000 description 9
- 239000010410 layer Substances 0.000 description 9
- 239000000463 material Substances 0.000 description 9
- 229910052814 silicon oxide Inorganic materials 0.000 description 9
- 230000003287 optical effect Effects 0.000 description 7
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 5
- 229910052804 chromium Inorganic materials 0.000 description 5
- 239000011651 chromium Substances 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 3
- 239000011229 interlayer Substances 0.000 description 3
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000004380 ashing Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012044 organic layer Substances 0.000 description 1
- 125000004437 phosphorous atom Chemical group 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000009751 slip forming Methods 0.000 description 1
Images
Classifications
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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
-
- 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
-
- 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
- G02F1/1368—Active matrix addressed cells in which the switching element is a three-electrode device
-
- 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
- G02F1/136231—Active matrix addressed cells for reducing the number of lithographic steps
-
- 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
- G02F1/136231—Active matrix addressed cells for reducing the number of lithographic steps
- G02F1/136236—Active matrix addressed cells for reducing the number of lithographic steps using a grey or half tone lithographic process
-
- 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
- G02F1/1368—Active matrix addressed cells in which the switching element is a three-electrode device
- G02F1/13685—Top gates
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Liquid Crystal (AREA)
- Thin Film Transistor (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Description
11、101 シリコン酸化膜
12、102 ITO膜
13、103 金属膜
14、104 a−Si膜
15、16、105、106シリコン窒化膜
16a オーバーハング部
16b、32 開口部
16c テーパ面
17、107 ゲート電極
18、109 有機膜
19 反射電極
20、108 ライトシールド膜
31 感光性レジスト膜
33 ハーフトーンマスク
33a 半透過部
33b 透過部
33c 遮光部
110 プラズマ
Claims (5)
- アクティブマトリクス型液晶表示装置の薄膜トランジスタのソース電極とドレイン電極との間のギャップに半導体膜を形成し、前記半導体膜上にゲート絶縁膜を介してゲート電極用の第1の金属膜を形成する工程と、
前記第1の金属膜上に、前記ギャップを含む領域に厚膜部を有し、かつ、コンタクトホール形成領域に開ロ部を有する第1の有機膜を形成する工程と、
前記第1の有機膜をマスクとして前記ゲート絶縁膜にコンタクトホールを形成すると共に前記ギャップを含む領域に前記第1の有機膜を残存させる工程と、
残存した第1の有機膜をマスクとして前記第1の金属膜をエッチングして前記ギャップを含む領域上にゲート電極を形成する工程と、
前記コンタクトホール形成領域以外の反射領域に凹凸を有する第2の有機膜を形成し、前記凹凸を有する第2の有機膜上に反射電極を形成する工程と、
を具備することを特徴とする液晶表示装置の製造方法。 - 前記ソース電極は、透明電極及びこの透明電極上に形成された第2の金属膜から構成され、前記ギャップを含む領域上に前記第1の金属膜を残存させる際に、前記第1の金属膜と共に前記第2の金属膜をエッチングすることを特徴とする請求項1記載の液晶表示装置の製造方法。
- 遮光部、半透過部及び透過部を有するマスクを用いて前記ギャップを含む領域に前記遮光部を配置し、かつ、コンタクトホール形成領域に前記透過部を配置して前記有機膜を露光し、露光後の有機膜を現像することにより、第1の有機膜を形成することを特徴とする請求項1又は請求項2記載の液晶表示装置の製造方法。
- 前記マスクは、ハーフトーンマスク又は回折マスクであることを特徴とする請求項3記載の液晶表示装置の製造方法。
- 前記第1の有機膜をマスクとして前記コンタクトホール形成領域の前記第1の金属膜をエッチングした後に、前記第1の金属膜をマスクとして前記ゲート絶縁膜にコンタクトホールを形成することを特徴とする請求項1から請求項4のいずれか一項に記載の液晶表示装置の製造方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IB0302538 | 2003-06-04 | ||
PCT/IB2004/050834 WO2004109381A1 (en) | 2003-06-04 | 2004-06-03 | Method for manufacturing liquid crystal display device |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006526804A JP2006526804A (ja) | 2006-11-24 |
JP4610552B2 true JP4610552B2 (ja) | 2011-01-12 |
Family
ID=33495836
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006508480A Expired - Fee Related JP4610552B2 (ja) | 2003-06-04 | 2004-06-03 | 液晶表示装置の製造方法 |
Country Status (9)
Country | Link |
---|---|
US (1) | US7511781B2 (ja) |
EP (1) | EP1639403B1 (ja) |
JP (1) | JP4610552B2 (ja) |
KR (1) | KR101027255B1 (ja) |
CN (1) | CN100419560C (ja) |
AT (1) | ATE413625T1 (ja) |
DE (1) | DE602004017611D1 (ja) |
TW (1) | TWI343127B (ja) |
WO (1) | WO2004109381A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101807583B (zh) * | 2009-02-18 | 2011-07-27 | 北京京东方光电科技有限公司 | Tft-lcd阵列基板及其制造方法 |
KR20120053295A (ko) * | 2010-11-17 | 2012-05-25 | 삼성전자주식회사 | 박막 트랜지스터 표시판 및 이를 포함하는 표시 장치, 그리고 그 제조 방법 |
KR102093903B1 (ko) | 2013-02-15 | 2020-03-27 | 삼성디스플레이 주식회사 | 박막 트랜지스터 표시판 및 그 제조 방법 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100225097B1 (ko) * | 1996-10-29 | 1999-10-15 | 구자홍 | 액정표시장치 및 그 제조방법 |
JPH10221712A (ja) * | 1997-02-04 | 1998-08-21 | Sharp Corp | 液晶表示装置の製造方法 |
JP3019831B2 (ja) * | 1998-03-11 | 2000-03-13 | 日本電気株式会社 | 反射型液晶表示装置及びその製造方法 |
KR100421901B1 (ko) * | 1998-12-10 | 2004-04-17 | 엘지.필립스 엘시디 주식회사 | 반사형액정표시장치의반사판 |
JP4632522B2 (ja) * | 2000-11-30 | 2011-02-16 | Nec液晶テクノロジー株式会社 | 反射型液晶表示装置の製造方法 |
JP4037117B2 (ja) * | 2001-02-06 | 2008-01-23 | 株式会社日立製作所 | 表示装置 |
TW490858B (en) * | 2001-04-26 | 2002-06-11 | Samsung Electronics Co Ltd | Polycrystalline thin film transistor for liquid crystal device(LCD) and method of manufacturing the same |
JP4790937B2 (ja) * | 2001-07-09 | 2011-10-12 | ティーピーオー ホンコン ホールディング リミテッド | 反射電極を形成する方法及び液晶表示装置 |
KR100699987B1 (ko) * | 2001-08-06 | 2007-03-26 | 삼성에스디아이 주식회사 | 높은 캐패시턴스를 갖는 평판표시소자 및 그의 제조방법 |
JP4302385B2 (ja) * | 2001-10-22 | 2009-07-22 | 三星電子株式会社 | 反射率向上のための液晶表示装置及びその製造方法 |
KR100858297B1 (ko) * | 2001-11-02 | 2008-09-11 | 삼성전자주식회사 | 반사-투과형 액정표시장치 및 그 제조 방법 |
JP4036154B2 (ja) * | 2002-09-12 | 2008-01-23 | セイコーエプソン株式会社 | 配線構造の製造方法、電気光学装置の製造方法、電気光学装置および電子機器 |
KR100602062B1 (ko) * | 2003-04-03 | 2006-07-14 | 엘지.필립스 엘시디 주식회사 | 수평 전계 인가형 액정 표시 장치 및 그 제조 방법 |
KR100617032B1 (ko) * | 2003-05-30 | 2006-08-30 | 엘지.필립스 엘시디 주식회사 | 액정표시장치 및 그 제조방법 |
-
2004
- 2004-06-03 WO PCT/IB2004/050834 patent/WO2004109381A1/en active Application Filing
- 2004-06-03 AT AT04744346T patent/ATE413625T1/de not_active IP Right Cessation
- 2004-06-03 DE DE602004017611T patent/DE602004017611D1/de not_active Expired - Lifetime
- 2004-06-03 JP JP2006508480A patent/JP4610552B2/ja not_active Expired - Fee Related
- 2004-06-03 CN CNB2004800153853A patent/CN100419560C/zh not_active Expired - Fee Related
- 2004-06-03 KR KR1020057023180A patent/KR101027255B1/ko not_active IP Right Cessation
- 2004-06-03 US US10/559,169 patent/US7511781B2/en not_active Expired - Fee Related
- 2004-06-03 EP EP04744346A patent/EP1639403B1/en not_active Expired - Lifetime
- 2004-06-04 TW TW093116275A patent/TWI343127B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR20060015334A (ko) | 2006-02-16 |
WO2004109381A1 (en) | 2004-12-16 |
CN100419560C (zh) | 2008-09-17 |
US20060164573A1 (en) | 2006-07-27 |
EP1639403A1 (en) | 2006-03-29 |
JP2006526804A (ja) | 2006-11-24 |
ATE413625T1 (de) | 2008-11-15 |
KR101027255B1 (ko) | 2011-04-06 |
DE602004017611D1 (de) | 2008-12-18 |
TWI343127B (en) | 2011-06-01 |
TW200531283A (en) | 2005-09-16 |
US7511781B2 (en) | 2009-03-31 |
CN1799000A (zh) | 2006-07-05 |
EP1639403B1 (en) | 2008-11-05 |
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