JP6178634B2 - 配列された液晶セルから形成されたナノプロジェクタパネル - Google Patents
配列された液晶セルから形成されたナノプロジェクタパネル Download PDFInfo
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- JP6178634B2 JP6178634B2 JP2013124906A JP2013124906A JP6178634B2 JP 6178634 B2 JP6178634 B2 JP 6178634B2 JP 2013124906 A JP2013124906 A JP 2013124906A JP 2013124906 A JP2013124906 A JP 2013124906A JP 6178634 B2 JP6178634 B2 JP 6178634B2
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- 239000004973 liquid crystal related substance Substances 0.000 title claims description 17
- 210000002858 crystal cell Anatomy 0.000 title description 7
- 239000010410 layer Substances 0.000 claims description 97
- 239000002184 metal Substances 0.000 claims description 67
- 229910052751 metal Inorganic materials 0.000 claims description 67
- 239000011247 coating layer Substances 0.000 claims description 42
- 239000004065 semiconductor Substances 0.000 claims description 30
- 239000000758 substrate Substances 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 15
- 239000004020 conductor Substances 0.000 claims description 13
- 239000012212 insulator Substances 0.000 claims description 13
- 238000004519 manufacturing process Methods 0.000 claims description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 9
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 9
- 238000000429 assembly Methods 0.000 claims description 3
- 230000000712 assembly Effects 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 230000001590 oxidative effect Effects 0.000 claims description 2
- 210000004027 cell Anatomy 0.000 description 77
- 239000003990 capacitor Substances 0.000 description 21
- 238000001465 metallisation Methods 0.000 description 19
- 238000003860 storage Methods 0.000 description 13
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical group [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 9
- 229910052710 silicon Inorganic materials 0.000 description 9
- 239000010703 silicon Substances 0.000 description 9
- 230000003071 parasitic effect Effects 0.000 description 5
- 230000005855 radiation Effects 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000011810 insulating material Substances 0.000 description 4
- 238000009413 insulation Methods 0.000 description 3
- 125000006850 spacer group Chemical group 0.000 description 3
- 238000000151 deposition Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 241000132007 Bahia Species 0.000 description 1
- 229930194845 Bahia Natural products 0.000 description 1
- 235000017858 Laurus nobilis Nutrition 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 229910021419 crystalline silicon Inorganic materials 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 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
- 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
- G02F1/136209—Light shielding layers, e.g. black matrix, incorporated in the active matrix substrate, e.g. structurally associated with the switching element
-
- 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
- G02F1/136213—Storage capacitors associated with the pixel electrode
-
- 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
- G02F1/136277—Active matrix addressed cells formed on a semiconductor substrate, e.g. of silicon
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/36—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the electrodes
-
- 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
- G02F1/136277—Active matrix addressed cells formed on a semiconductor substrate, e.g. of silicon
- G02F1/136281—Active matrix addressed cells formed on a semiconductor substrate, e.g. of silicon having a transmissive semiconductor substrate
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Power Engineering (AREA)
- Computer Hardware Design (AREA)
- Manufacturing & Machinery (AREA)
- Liquid Crystal (AREA)
- Thin Film Transistor (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Description
7 液晶層
9 MOS 制御トランジスタ
32 第2の透明板
33 下側透明電極,第2の透明電極
35 上側透明電極,第1の透明電極
36 半導体基板
37 第1の絶縁層
39 半導体層
51 第2の絶縁層
54 第1の透明板
70 活性領域
71 残りの領域
75,76,77 金属被覆層
79 第2の開口部
80 導電性材料
81 バイア
82 第1の開口部
83 第1の環状体
85 絶縁体
87 第2の環状体
89 第3の環状体
Claims (8)
- 配列されたセルから形成され、ナノプロジェクタに使用されるためのパネルであって、
各セルは、上側透明電極及び下側透明電極に囲まれた液晶層を有しており、前記上側透明電極の上側にMOS 制御トランジスタが配置されており、該MOS 制御トランジスタは、少なくとも3つの金属被覆層で覆われており、
4つの隣り合う前記セルの集合体のMOS 制御トランジスタが前記集合体の中央部に配置されているように、各セルのMOS 制御トランジスタは前記セルの隅部に設けられており、
上方の前記金属被覆層は、前記4つの隣り合うセルの集合体のMOS 制御トランジスタの上側を覆っており、
前記パネルは、前記4つの隣り合うセルの集合体毎に、前記MOS 制御トランジスタを囲む導電性の第1の環状体を備えており、該第1の環状体は、下方の前記金属被覆層から絶縁体を介して各セルの前記上側透明電極に延びていることを特徴とするパネル。 - 前記4つの隣り合うセルの集合体毎に、前記MOS 制御トランジスタを囲み、前記第1の環状体の上側に設けられた導電性の第2の環状体及び導電性の第3の環状体を更に備えており、
前記第2の環状体は、中間の前記金属被覆層から前記下方の金属被覆層に延びており、
前記第3の環状体は、前記上方の金属被覆層から前記中間の金属被覆層に延びていることを特徴とする請求項1に記載のパネル。 - 前記セル毎に、前記MOS 制御トランジスタの主電極に接続された前記下方の金属被覆層の金属被覆体から前記上側透明電極に延びる導電性のバイアを更に備えていることを特徴とする請求項1又は2に記載のパネル。
- 前記第1の環状体の径方向の幅が0.2 乃至0.3 μm であることを特徴とする請求項1乃至3のいずれかに記載のパネル。
- 前記絶縁体は酸化シリコンから形成されており、1乃至5nmの厚さを有していることを特徴とする請求項1乃至4のいずれかに記載のパネル。
- 配列されたセルから形成され、ナノプロジェクタに使用されるためのパネルを製造するための方法であって、
半導体層で覆われた第1の絶縁層によって覆われた半導体基板を備えたウエハを準備する工程と、
4つの隣り合うセル夫々のMOS 制御トランジスタが前記4つの隣り合うセルの集合体の中央部に配置されるように、各セルの隅部であって前記半導体層の活性領域に各セルのMOS 制御トランジスタを形成し、前記半導体層の残りの領域を酸化させる工程と、
形成された構造体に第2の絶縁層を堆積させ、前記4つの隣り合うセルの集合体のMOS 制御トランジスタを囲む第1の開口部を前記第2の絶縁層の上側から前記半導体基板に至るまで形成する工程と、
前記第1の開口部に導電性材料を充填して導電性の第1の環状体を形成する工程と、
各MOS 制御トランジスタの上側に少なくとも3つの金属被覆層を形成して、下方の前記金属被覆層の金属被覆体を前記第1の環状体上に形成し、上方の前記金属被覆層を、前記4つの隣り合うセルの集合体のMOS 制御トランジスタを連続して覆うように形成する工程と、
前記金属被覆層を支持する構造体の表面を第1の透明板に結合し、前記半導体基板を除去して前記第1の環状体を露出させる工程と、
各第1の環状体上に絶縁体を形成する工程と、
前記セル毎に、前記第1の絶縁層及び前記絶縁体を第1の透明電極で覆う工程と、
第2の透明電極を第2の透明板上に形成する工程と、
前記第1及び第2の透明板を組み立てて、前記第1の透明電極及び第2の透明電極を、液晶層を介して互いに対向させる工程と
を有することを特徴とする方法。 - 各MOS 制御トランジスタの上側に前記金属被覆層を形成する工程では、
前記第1の環状体の上側に中間の前記金属被覆層から前記下方の金属被覆層に導電性の第2の環状体を形成する工程と、
前記第2の環状体の上側に上方の前記金属被覆層から前記中間の金属被覆層に導電性の第3の環状体を形成する工程と
を更に有することを特徴とする請求項6に記載の方法。 - 前記4つの隣り合うセルの集合体のMOS 制御トランジスタを囲む前記第1の開口部を形成する工程では、前記第2の絶縁層の上側から前記半導体基板に至るまで第2の開口部を更に形成し、
前記第1の開口部に充填する工程では、前記第2の開口部に前記導電性材料を更に充填してバイアを形成し、
前記金属被覆層を形成する工程では、前記下方の金属被覆層の金属被覆体を前記バイアの上に形成することを特徴とする請求項6又は7に記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1255732A FR2992096A1 (fr) | 2012-06-19 | 2012-06-19 | Panneau constitue d'une matrice de cellules a cristaux liquides destine a etre utilise dans un nanoprojecteur |
FR1255732 | 2012-06-19 |
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JP2014002382A JP2014002382A (ja) | 2014-01-09 |
JP6178634B2 true JP6178634B2 (ja) | 2017-08-09 |
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JP2013124906A Active JP6178634B2 (ja) | 2012-06-19 | 2013-06-13 | 配列された液晶セルから形成されたナノプロジェクタパネル |
Country Status (4)
Country | Link |
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US (1) | US9052560B2 (ja) |
EP (1) | EP2677361B1 (ja) |
JP (1) | JP6178634B2 (ja) |
FR (1) | FR2992096A1 (ja) |
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CN104269410A (zh) * | 2014-09-03 | 2015-01-07 | 合肥京东方光电科技有限公司 | 一种阵列基板及显示装置 |
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Publication number | Priority date | Publication date | Assignee | Title |
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JPH0456827A (ja) * | 1990-06-25 | 1992-02-24 | Fujitsu Ltd | 反射型液晶パネル |
US5402254B1 (en) * | 1990-10-17 | 1998-09-22 | Hitachi Ltd | Liquid crystal display device with tfts in which pixel electrodes are formed in the same plane as the gate electrodes with anodized oxide films before the deposition of silicon |
JP3092761B2 (ja) * | 1991-12-02 | 2000-09-25 | キヤノン株式会社 | 画像表示装置及びその製造方法 |
US5705424A (en) * | 1992-09-11 | 1998-01-06 | Kopin Corporation | Process of fabricating active matrix pixel electrodes |
JPH06265932A (ja) * | 1993-03-12 | 1994-09-22 | Fujitsu General Ltd | 投写型プロジェクタ用液晶パネル |
JP3803436B2 (ja) * | 1996-10-22 | 2006-08-02 | セイコーエプソン株式会社 | 液晶パネル用基板、液晶パネル、電子機器及び投射型表示装置 |
US6452652B1 (en) * | 1998-06-12 | 2002-09-17 | National Semiconductor Corporation | Light absorbing thin film stack in a light valve structure |
JP3744227B2 (ja) * | 1998-09-24 | 2006-02-08 | セイコーエプソン株式会社 | 電気光学装置及びその製造方法並びに電子機器 |
US20040160544A1 (en) * | 2003-02-14 | 2004-08-19 | Yuan-Tung Dai | Multilayer storage capacitors for a liquid crystal display panel and the method for fabricating the same |
KR20040091299A (ko) * | 2003-04-21 | 2004-10-28 | 일진다이아몬드(주) | 투과율이 향상된 액정 디스플레이 패널 및 액정 프로젝터 |
KR200400912Y1 (ko) | 2004-08-11 | 2005-11-09 | 인터디지탈 테크날러지 코포레이션 | 무선 통신 시스템의 성능 향상을 다중 입출력 직교 주파수분할 다중화 무선 통신 시스템용 집적 회로, 송신기 및수신기 |
JP2008040399A (ja) * | 2006-08-10 | 2008-02-21 | Seiko Epson Corp | 電気光学装置用基板及び電気光学装置、並びに電子機器 |
CN100483235C (zh) * | 2006-12-04 | 2009-04-29 | 中芯国际集成电路制造(上海)有限公司 | 硅基液晶显示器单元及其形成方法 |
JP2008292538A (ja) * | 2007-05-22 | 2008-12-04 | Seiko Epson Corp | 反射型電気光学装置および投射型表示装置 |
CN101620347B (zh) * | 2008-07-03 | 2011-08-17 | 中芯国际集成电路制造(上海)有限公司 | 硅基液晶器件及其制造方法 |
JP5434150B2 (ja) * | 2009-03-06 | 2014-03-05 | セイコーエプソン株式会社 | 電気光学装置及びその製造方法 |
FR2965942B1 (fr) * | 2010-10-08 | 2013-02-22 | Commissariat Energie Atomique | Afficheur a cristal liquide de type transmissif en technologie cmos avec capacite de stockage auxiliaire |
-
2012
- 2012-06-19 FR FR1255732A patent/FR2992096A1/fr active Pending
-
2013
- 2013-06-13 JP JP2013124906A patent/JP6178634B2/ja active Active
- 2013-06-17 EP EP13172292.8A patent/EP2677361B1/fr not_active Not-in-force
- 2013-06-18 US US13/920,206 patent/US9052560B2/en active Active
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Publication number | Publication date |
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US20130335666A1 (en) | 2013-12-19 |
US9052560B2 (en) | 2015-06-09 |
EP2677361A1 (fr) | 2013-12-25 |
JP2014002382A (ja) | 2014-01-09 |
FR2992096A1 (fr) | 2013-12-20 |
EP2677361B1 (fr) | 2015-08-05 |
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