JP2019086719A - 液晶表示装置 - Google Patents
液晶表示装置 Download PDFInfo
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- JP2019086719A JP2019086719A JP2017216588A JP2017216588A JP2019086719A JP 2019086719 A JP2019086719 A JP 2019086719A JP 2017216588 A JP2017216588 A JP 2017216588A JP 2017216588 A JP2017216588 A JP 2017216588A JP 2019086719 A JP2019086719 A JP 2019086719A
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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
- G02F1/133528—Polarisers
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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
- G02F1/133528—Polarisers
- G02F1/133536—Reflective polarizers
-
- 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
- G02F1/1347—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells
-
- 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
- G02F1/133528—Polarisers
- G02F1/133531—Polarisers characterised by the arrangement of polariser or analyser axes
-
- 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
- G02F1/133528—Polarisers
- G02F1/133548—Wire-grid polarisers
-
- 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
- G02F1/13356—Structural association of cells with optical devices, e.g. polarisers or reflectors characterised by the placement of the optical elements
- G02F1/133562—Structural association of cells with optical devices, e.g. polarisers or reflectors characterised by the placement of the optical elements on the viewer side
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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)
- Polarising Elements (AREA)
Abstract
Description
まず、実施の形態1に係る液晶表示装置1について、図1を用いて説明する。図1は、実施の形態1に係る液晶表示装置1の概略構成を示す図である。
=(Tt−Ta)/(Tt+Ta)×100% … (1)
次に、実施の形態2に係る液晶表示装置2について、図4を用いて説明する。図4は、実施の形態2に係る液晶表示装置2の構成を示す断面図である。
次に、実施の形態3に係る液晶表示装置3について、図6を用いて説明する。図6は、実施の形態3に係る液晶表示装置3の構成を示す断面図である。
以上、本開示に係る液晶表示装置について、実施の形態に基づいて説明したが、本開示は、上記実施の形態に限定されるものではない。
10、10B’ 第1液晶セル
11 第1TFT基板
12 第1対向基板
13 第1液晶層
20、20B、20B’ 第2液晶セル
21 第2TFT基板
22 第2対向基板
23 第2液晶層
31 第1偏光板
32、32B 第2偏光板
33、33A、33B 第3偏光板
34、34A、34B 第4偏光板
100、100B’ 第1表示パネル
101 第1画像表示領域
102 第1ソースドライバ
103 第1ゲートドライバ
200、200A、200B、200B’ 第2表示パネル
201 第2画像表示領域
202 第2ソースドライバ
203 第2ゲートドライバ
250 接合部材
300 バックライト
410 第1タイミングコントローラ
420 第2タイミングコントローラ
430 画像処理部
510 第1の反射型偏光板
511 多層薄膜積層体
512、524 粘着層
520 第2の反射型偏光板
521 基材
522 ワイヤグリッド層
523 保護フィルム
530 第3の反射型偏光板
531、541 ワイヤグリッド
540 インセル型の反射型偏光板
542 絶縁層
Claims (15)
- 第1液晶セルと、
前記第1液晶セルの背面側に配置された第2液晶セルと、
前記第1液晶セルの前面側に配置された第1偏光板と、
前記第1液晶セルと前記第2液晶セルとの間に配置された第2偏光板と、
前記第2偏光板と前記第2液晶セルとの間に配置された第3偏光板と、
前記第2液晶セルの背面側に配置された第4偏光板とを備え、
前記第1偏光板、前記第2偏光板、前記第3偏光板及び前記第4偏光板の各々の偏光度を、P1、P2、P3、P4とすると、
P1>P2、P3、P4の関係式、P4>P1、P2、P3の関係式、及び、P1、P4>P2、P3の関係式のいずれかを満たす、
液晶表示装置。 - P1≧99.99%、かつ、99.65%≦P2、P3、P4<99.99%、又は、
P4≧99.99%、かつ、99.65%≦P1、P2、P3<99.99%、又は、
P1、P4≧99.99%、かつ、99.58%≦P1、P2、P3<99.99%である、
請求項1に記載の液晶表示装置。 - P1≧99.99%、かつ、99.92%≦P2、P3、P4<99.99%、又は、
P4≧99.99%、かつ、99.92%≦P1、P2、P3<99.99%、又は、
P1、P4≧99.99%、かつ、99.87%≦P1、P2、P3<99.99%である、
請求項2に記載の液晶表示装置。 - 前記第1偏光板、前記第2偏光板、前記第3偏光板及び前記第4偏光板の各々の単体透過率を、Tm1、Tm2、Tm3、Tm4とすると、
Tm1<Tm2、Tm3、Tm4の関係式、Tm4<Tm1、Tm2、Tm3の関係式、又は、Tm1、Tm4<Tm2、Tm3の関係式のいずれを満たす、
請求項1〜3のいずれか1項に記載の液晶表示装置。 - 前記第1偏光板、前記第2偏光板、前記第3偏光板及び前記第4偏光板の各々は、基材と前記基材に積層された偏光子とを含み、
前記第1偏光板の偏光子、前記第2偏光板の偏光子、前記第3偏光板の偏光子及び前記第4偏光板の偏光子の各々の厚みを、d1、d2、d3、d4とすると、
d1、d4>d2、d3の関係式を満たす、
請求項1〜4のいずれか1項に記載の液晶表示装置。 - 前記第1偏光板及び前記第4偏光板は、吸収型偏光板である、
請求項1〜5のいずれか1項に記載の液晶表示装置。 - 前記第2偏光板、前記第3偏光板及び前記第4偏光板の少なくとも一つは、反射型偏光板である、
請求項1〜5のいずれか1項に記載の液晶表示装置。 - 前記第3偏光板及び前記第4偏光板が反射型偏光板である、
請求項7に記載の液晶表示装置。 - 前記第2偏光板及び前記第3偏光板の少なくとも一方の厚みは、前記第1偏光板の厚みよりも小さい、
請求項7又は8に記載の液晶表示装置。 - 前記第2偏光板、前記第3偏光板及び前記第4偏光板の少なくとも一つは、インセル型の反射型偏光板である、
請求項1〜5のいずれか1項に記載の液晶表示装置。 - 前記第3偏光板がインセル型の反射型偏光板である、
請求項10に記載の液晶表示装置。 - 前記第3偏光板の厚みは、前記第1偏光板の厚みよりも小さい、
請求項11に記載の液晶表示装置。 - 前記第2偏光板がインセル型の反射型偏光板である、
請求項10〜12のいずれか1項に記載の液晶表示装置。 - 前記第2偏光板の厚みは、前記第1偏光板の厚みよりも小さい、
請求項13に記載の液晶表示装置。 - 前記第2偏光板、前記第3偏光板及び前記第4偏光板がインセル型の反射型偏光板である、
請求項10に記載の液晶表示装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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JP2017216588A JP7030480B2 (ja) | 2017-11-09 | 2017-11-09 | 液晶表示装置 |
US16/180,431 US10598983B2 (en) | 2017-11-09 | 2018-11-05 | Liquid crystal display device having four polarizers with different degrees of polarization |
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JP2017216588A JP7030480B2 (ja) | 2017-11-09 | 2017-11-09 | 液晶表示装置 |
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JP2019086719A true JP2019086719A (ja) | 2019-06-06 |
JP7030480B2 JP7030480B2 (ja) | 2022-03-07 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2021220846A1 (ja) * | 2020-04-28 | 2021-11-04 | 株式会社ジャパンディスプレイ | 表示装置 |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2021033073A1 (en) * | 2019-08-19 | 2021-02-25 | 3M Innovative Properties Company | Display system |
CN112578583A (zh) * | 2019-09-30 | 2021-03-30 | 京东方科技集团股份有限公司 | 显示面板以及其制作方法、显示装置 |
GB2593418B (en) * | 2019-10-10 | 2023-12-13 | Flexenable Tech Limited | Liquid crystal devices |
CN113196158B (zh) * | 2019-11-29 | 2023-12-19 | 京东方科技集团股份有限公司 | 显示基板、显示面板及其制作方法和显示装置 |
JP2021144190A (ja) * | 2020-03-13 | 2021-09-24 | シャープ株式会社 | 表示装置 |
US11460745B2 (en) * | 2020-06-10 | 2022-10-04 | Sharp Kabushiki Kaisha | Display with two thin film transistor substrates |
CN111627335B (zh) * | 2020-06-10 | 2022-08-26 | 京东方科技集团股份有限公司 | 一种显示面板及显示装置 |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63132927U (ja) * | 1987-02-20 | 1988-08-31 | ||
JP2001318374A (ja) * | 2000-02-29 | 2001-11-16 | Hitachi Ltd | 画像表示状態と鏡状態とを切り替え可能な装置、および、これを備えた機器 |
US6643224B1 (en) * | 2000-11-02 | 2003-11-04 | Citizen Watch Co., Ltd. | Timepiece including multiple liquid crystal displays |
JP2010015117A (ja) * | 2008-06-05 | 2010-01-21 | Epson Imaging Devices Corp | 液晶表示装置 |
JP2010134269A (ja) * | 2008-12-05 | 2010-06-17 | Sharp Corp | 液晶表示装置 |
WO2010095308A1 (ja) * | 2009-02-17 | 2010-08-26 | シャープ株式会社 | 液晶表示装置 |
JP2012212110A (ja) * | 2011-02-15 | 2012-11-01 | Fujifilm Corp | バリア素子及び3d表示装置 |
JP2013186242A (ja) * | 2012-03-07 | 2013-09-19 | Japan Display West Co Ltd | 表示装置および電子機器 |
Family Cites Families (1)
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WO2007040127A1 (ja) | 2005-09-30 | 2007-04-12 | Sharp Kabushiki Kaisha | 液晶表示装置およびテレビジョン受信機 |
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- 2017-11-09 JP JP2017216588A patent/JP7030480B2/ja active Active
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- 2018-11-05 US US16/180,431 patent/US10598983B2/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63132927U (ja) * | 1987-02-20 | 1988-08-31 | ||
JP2001318374A (ja) * | 2000-02-29 | 2001-11-16 | Hitachi Ltd | 画像表示状態と鏡状態とを切り替え可能な装置、および、これを備えた機器 |
US6643224B1 (en) * | 2000-11-02 | 2003-11-04 | Citizen Watch Co., Ltd. | Timepiece including multiple liquid crystal displays |
JP2010015117A (ja) * | 2008-06-05 | 2010-01-21 | Epson Imaging Devices Corp | 液晶表示装置 |
JP2010134269A (ja) * | 2008-12-05 | 2010-06-17 | Sharp Corp | 液晶表示装置 |
WO2010095308A1 (ja) * | 2009-02-17 | 2010-08-26 | シャープ株式会社 | 液晶表示装置 |
JP2012212110A (ja) * | 2011-02-15 | 2012-11-01 | Fujifilm Corp | バリア素子及び3d表示装置 |
JP2013186242A (ja) * | 2012-03-07 | 2013-09-19 | Japan Display West Co Ltd | 表示装置および電子機器 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021220846A1 (ja) * | 2020-04-28 | 2021-11-04 | 株式会社ジャパンディスプレイ | 表示装置 |
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JP7030480B2 (ja) | 2022-03-07 |
US20190137817A1 (en) | 2019-05-09 |
US10598983B2 (en) | 2020-03-24 |
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