JP4576109B2 - 液晶表示装置 - Google Patents
液晶表示装置 Download PDFInfo
- Publication number
- JP4576109B2 JP4576109B2 JP2003379461A JP2003379461A JP4576109B2 JP 4576109 B2 JP4576109 B2 JP 4576109B2 JP 2003379461 A JP2003379461 A JP 2003379461A JP 2003379461 A JP2003379461 A JP 2003379461A JP 4576109 B2 JP4576109 B2 JP 4576109B2
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- Prior art keywords
- liquid crystal
- substrate
- crystal display
- display device
- film
- Prior art date
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- 239000004973 liquid crystal related substance Substances 0.000 title claims description 92
- 239000000758 substrate Substances 0.000 claims description 46
- 238000010521 absorption reaction Methods 0.000 claims description 7
- 239000010408 film Substances 0.000 description 99
- 239000010409 thin film Substances 0.000 description 32
- 230000005684 electric field Effects 0.000 description 23
- 238000004383 yellowing Methods 0.000 description 23
- 239000010410 layer Substances 0.000 description 18
- 239000011159 matrix material Substances 0.000 description 8
- 230000003287 optical effect Effects 0.000 description 7
- 230000003111 delayed effect Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 239000004065 semiconductor Substances 0.000 description 5
- 238000004064 recycling Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003566 sealing material Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000012447 hatching Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- ILJSQTXMGCGYMG-UHFFFAOYSA-N triacetic acid Chemical compound CC(=O)CC(=O)CC(O)=O ILJSQTXMGCGYMG-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- 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
- G02F1/13363—Birefringent elements, e.g. for optical compensation
-
- 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
-
- 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
- G02F1/134363—Electrodes characterised by their geometrical arrangement for applying an electric field parallel to the substrate, i.e. in-plane switching [IPS]
-
- 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
- G02F2413/00—Indexing scheme related to G02F1/13363, i.e. to birefringent elements, e.g. for optical compensation, characterised by the number, position, orientation or value of the compensation plates
- G02F2413/01—Number of plates being 1
-
- 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
- G02F2413/00—Indexing scheme related to G02F1/13363, i.e. to birefringent elements, e.g. for optical compensation, characterised by the number, position, orientation or value of the compensation plates
- G02F2413/13—Positive birefingence
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)
- Liquid Crystal (AREA)
- Polarising Elements (AREA)
Description
R0=(Nx-Ny)×d・・・(数1)
ここで、R0は薄膜の水平方向の位相遅延であって、dは薄膜の厚さであり、NxとNyは各々薄膜の表面を直交座標で表示する時、ゲート線と並ぶ方向と垂直方向の屈折率を示す。
Rth=[(Nx-Ny)/2-Nz]×d・・・(数2)
Rthは薄膜の厚さ方向の位相遅延であって、Nzは薄膜の厚さ方向、つまり薄膜表面に対して垂直方向の屈折率である。
2 色フィルター表示板
3 液晶層
12 第1偏光板
22 第2偏光板
24 Aプレート補償フィルム
Claims (8)
- 第1基板と、
前記第1基板と対向している第2基板と、
前記第1基板及び前記第2基板のいずれか一つの内面側に形成されている共通電極と、
前記共通電極が形成されている基板と同じ基板の内面側に形成されている画素電極と、
前記第1基板と第2基板との間に注入されている液晶層と、
前記第1基板の外面側に配置されている準Aプレート補償フィルムと、
前記準Aプレート補償フィルムの外面側に配置されている第1偏光板と、
前記第2基板の外側に配置されている第2偏光板とを含み、
前記準Aプレート補償フィルムは各方向の屈折率異方性がn x −n y >n y −n z であるフィルムであり、n x 、n y 、n z はそれぞれx、y、z軸方向の屈折率であり、
前記準Aプレート補償フィルムのリタデーション[(n x -n y )×補償フィルムの厚さ]は20nmから100nmの間である液晶表示装置。 - 前記準Aプレート補償フィルムの遅延軸は、前記液晶層に含まれている液晶の初期配向方向(ラビング方向)と平行である請求項1に記載の液晶表示装置。
- 前記第1及び第2偏光板は、偏光フィルムとその両側に付着されているTACフィルムとが結合して構成される請求項1に記載の液晶表示装置。
- 厚さ方向の位相遅延をRthとするとき、前記TACフィルムのRthが0nm乃至50nmである、請求項3に記載の液晶表示装置。
- 水平方向の位相遅延をR0とするとき、前記TACフィルムのR0は0nm乃至50nmである、請求項4に記載の液晶表示装置。
- 前記準Aプレート補償フィルムの遅延軸は、前記第1または第2偏光板の吸収軸と平行である請求項1に記載の液晶表示装置。
- 前記画素電極と前記共通電極は帯状に形成されていて、少なくとも一部分が屈折している請求項4に記載の液晶表示装置。
- 前記画素電極と前記共通電極は交互に配置されており、屈折した部分を連結する線を基準にして領域を分ける時、同じ領域に含まれている前記画素電極の部分と前記共通電極の部分は互いに平行である請求項7に記載の液晶表示装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020020069113A KR20040040817A (ko) | 2002-11-08 | 2002-11-08 | 액정 표시 장치 |
KR1020030007419A KR20040071451A (ko) | 2003-02-06 | 2003-02-06 | 액정 표시 장치 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009199169A Division JP5133308B2 (ja) | 2002-11-08 | 2009-08-31 | 液晶表示装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2004163939A JP2004163939A (ja) | 2004-06-10 |
JP4576109B2 true JP4576109B2 (ja) | 2010-11-04 |
Family
ID=32232777
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003379461A Expired - Lifetime JP4576109B2 (ja) | 2002-11-08 | 2003-11-10 | 液晶表示装置 |
JP2009199169A Expired - Lifetime JP5133308B2 (ja) | 2002-11-08 | 2009-08-31 | 液晶表示装置 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009199169A Expired - Lifetime JP5133308B2 (ja) | 2002-11-08 | 2009-08-31 | 液晶表示装置 |
Country Status (4)
Country | Link |
---|---|
US (3) | US7289179B2 (ja) |
JP (2) | JP4576109B2 (ja) |
CN (1) | CN100414375C (ja) |
TW (1) | TW200416433A (ja) |
Families Citing this family (22)
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JP4383903B2 (ja) * | 2004-01-23 | 2009-12-16 | 株式会社 日立ディスプレイズ | 偏光板及びそれを用いた液晶表示装置 |
JP4646030B2 (ja) * | 2005-03-31 | 2011-03-09 | 株式会社 日立ディスプレイズ | 液晶表示装置 |
KR20060124998A (ko) * | 2005-06-01 | 2006-12-06 | 엘지.필립스 엘시디 주식회사 | 횡전계 방식 액정표시장치 |
KR101293564B1 (ko) * | 2005-07-27 | 2013-08-06 | 삼성디스플레이 주식회사 | 액정표시장치 |
TWI617869B (zh) | 2006-05-16 | 2018-03-11 | 半導體能源研究所股份有限公司 | 液晶顯示裝置和半導體裝置 |
KR20080046892A (ko) * | 2006-11-23 | 2008-05-28 | 삼성전자주식회사 | 액정표시장치와 그 제조방법 |
KR101350875B1 (ko) * | 2007-05-03 | 2014-01-16 | 삼성디스플레이 주식회사 | 액정 표시 장치 및 그 제조 방법 |
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KR101757330B1 (ko) * | 2011-01-17 | 2017-07-13 | 삼성디스플레이 주식회사 | 액정 표시 장치 |
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CN103926740B (zh) * | 2013-12-30 | 2016-10-05 | 厦门天马微电子有限公司 | 显示面板及显示装置 |
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CN105355604B (zh) * | 2015-10-12 | 2018-04-20 | 深超光电(深圳)有限公司 | 薄膜晶体管阵列基板 |
CN105676337B (zh) * | 2016-04-18 | 2018-09-14 | 京东方科技集团股份有限公司 | 一种偏光片及液晶显示装置 |
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JPWO2003034133A1 (ja) * | 2001-10-12 | 2005-02-03 | ローム株式会社 | 液晶表示装置、ミラー装置、および液晶表示装置を備えた電気機器 |
KR20030079705A (ko) * | 2002-04-01 | 2003-10-10 | 닛토덴코 가부시키가이샤 | 광학 필름 및 화상 표시 시스템 |
KR20040027216A (ko) | 2002-09-27 | 2004-04-01 | 삼성전자주식회사 | Ocb모드 액정 표시 장치 그 구동 방법 |
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2003
- 2003-11-05 US US10/702,398 patent/US7289179B2/en not_active Expired - Lifetime
- 2003-11-06 CN CNB2003101198115A patent/CN100414375C/zh not_active Expired - Lifetime
- 2003-11-06 TW TW092131076A patent/TW200416433A/zh unknown
- 2003-11-10 JP JP2003379461A patent/JP4576109B2/ja not_active Expired - Lifetime
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2007
- 2007-10-29 US US11/926,896 patent/US7605884B2/en not_active Expired - Lifetime
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2009
- 2009-08-28 US US12/549,503 patent/US8094262B2/en not_active Expired - Lifetime
- 2009-08-31 JP JP2009199169A patent/JP5133308B2/ja not_active Expired - Lifetime
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Publication number | Priority date | Publication date | Assignee | Title |
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JPH11133408A (ja) * | 1997-10-24 | 1999-05-21 | Nec Corp | 横電界方式の液晶表示装置 |
JPH11202323A (ja) * | 1998-01-19 | 1999-07-30 | Nec Corp | 液晶表示装置及びその製造方法 |
Also Published As
Publication number | Publication date |
---|---|
US20040090578A1 (en) | 2004-05-13 |
US7605884B2 (en) | 2009-10-20 |
US7289179B2 (en) | 2007-10-30 |
TW200416433A (en) | 2004-09-01 |
US20100060828A1 (en) | 2010-03-11 |
JP2004163939A (ja) | 2004-06-10 |
US8094262B2 (en) | 2012-01-10 |
CN1499265A (zh) | 2004-05-26 |
US20080129932A1 (en) | 2008-06-05 |
CN100414375C (zh) | 2008-08-27 |
JP5133308B2 (ja) | 2013-01-30 |
JP2009282550A (ja) | 2009-12-03 |
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