JP4637908B2 - 積層型の反射型液晶表示素子 - Google Patents
積層型の反射型液晶表示素子 Download PDFInfo
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- JP4637908B2 JP4637908B2 JP2007524480A JP2007524480A JP4637908B2 JP 4637908 B2 JP4637908 B2 JP 4637908B2 JP 2007524480 A JP2007524480 A JP 2007524480A JP 2007524480 A JP2007524480 A JP 2007524480A JP 4637908 B2 JP4637908 B2 JP 4637908B2
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- 239000004973 liquid crystal related substance Substances 0.000 claims description 127
- 239000000758 substrate Substances 0.000 claims description 70
- 230000001105 regulatory effect Effects 0.000 claims description 38
- 230000003098 cholesteric effect Effects 0.000 claims 1
- 239000010410 layer Substances 0.000 description 58
- 239000004986 Cholesteric liquid crystals (ChLC) Substances 0.000 description 27
- 238000010586 diagram Methods 0.000 description 13
- 238000000034 method Methods 0.000 description 11
- 239000012790 adhesive layer Substances 0.000 description 4
- 239000003086 colorant Substances 0.000 description 4
- 230000031700 light absorption Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000000149 argon plasma sintering Methods 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004070 electrodeposition Methods 0.000 description 1
- 238000001962 electrophoresis Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000006386 memory function Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 238000002834 transmittance Methods 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
- G02F1/137—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
- G02F1/13718—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on a change of the texture state of a cholesteric liquid crystal
-
- 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
- G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
-
- 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
- G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
- G02F1/13378—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by treatment of the surface, e.g. embossing, rubbing or light irradiation
-
- 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
- G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
- G02F1/133773—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers the alignment material or treatment being different for the two opposite substrates
-
- 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
- G02F1/13478—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 based on selective reflection
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mathematical Physics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Liquid Crystal (AREA)
Description
一方、反射帯域Δλは液晶の屈折率異方性Δnに伴って大きくなる。
1G 第2液晶層(緑色液晶層)
1R 第3液晶層(赤色液晶層)
3、4 基板
5 光吸収層
7、8 接着層
10B 第1パネル(青色パネル)
10G 第2パネル(緑色パネル)
10R 第3パネル(赤色パネル)
21 配向膜
23、24 電極
Claims (7)
- 異なる選択反射波長を有するコレステリック相を示す液晶層をそれぞれ有する2枚以上の液晶パネルを積層した積層型の反射型液晶表示素子であって、
選択反射波長の長い液晶を注入した液晶層を有する液晶パネルほど、該パネルに施した前記液晶層の配向規制力が小さいことを特徴とする積層型の反射型液晶表示素子。 - 表示面側に配置された液晶パネルの液晶層ほど選択反射波長が短く、
表示面側に配置された液晶パネルほど該パネルに施した前記液晶層の配向規制力が大きい請求項1に記載の積層型の反射型液晶表示素子。 - 各液晶パネルは、前記液晶層と、該液晶層を挟持する2枚の基板とを備え、
少なくとも一部の液晶パネルが、前記2枚の基板のうち表示面側と反対側の基板にのみ、あるいは前記2枚の基板の両方に、表面に形成された透明電極と、該透明電極上に形成された配向膜とを備え、
前記配向規制力の違いは、前記配向膜の有無による請求項1に記載の積層型の反射型液晶表示素子。 - 各液晶パネルは、前記液晶層と、該液晶層を挟持する2枚の基板とを備え、
少なくとも一部の液晶パネルが、前記2枚の基板のうち表示面側と反対側の基板にのみ、あるいは前記2枚の基板の両方に、表面に形成された透明電極と、該透明電極上に形成された配向膜とを備え、
前記配向規制力の違いは、前記配向膜のラビング処理の有無及び密度による請求項1に記載の積層型の反射型液晶表示素子。 - 各液晶パネルは、前記液晶層と、該液晶層を挟持する2枚の基板とを備え、
少なくとも一部の液晶パネルが、前記2枚の基板のうち表示面側と反対側の基板にのみ、あるいは前記2枚の基板の両方に、表面に形成された透明電極と、該透明電極上に形成された配向膜とを備え、
前記配向膜は光配向膜であり、前記配向規制力の違いは、前記光配向膜への紫外線照射の有無及び強度による請求項1に記載の積層型の反射型液晶表示素子。 - 各液晶パネルは、前記液晶層と、該液晶層を挟持する2枚の基板とを備え、
各液晶パネルの表示面と反対側の基板は、表面に形成された下側透明電極と、該下側透明電極上に形成されたラビングされる配向膜とを備え、
各液晶パネルの表示面側の基板は、表面に形成された上側透明電極を備え、配向膜を有さない請求項1に記載の積層型の反射型液晶表示素子。 - 各液晶パネルは、前記液晶層と、該液晶層を挟持する2枚の基板とを備え、
各液晶パネルの表示面と反対側の基板は、表面に形成された下側透明電極と、該下側透明電極上に形成された光配向膜とを備え、
各液晶パネルの表示面側の基板は、表面に形成された上側透明電極を備え、配向膜を有さない請求項1に記載の積層型の反射型液晶表示素子。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2005/012688 WO2007007384A1 (ja) | 2005-07-08 | 2005-07-08 | 積層型の反射型液晶表示素子 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2007007384A1 JPWO2007007384A1 (ja) | 2009-01-29 |
JP4637908B2 true JP4637908B2 (ja) | 2011-02-23 |
Family
ID=37636792
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007524480A Expired - Fee Related JP4637908B2 (ja) | 2005-07-08 | 2005-07-08 | 積層型の反射型液晶表示素子 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7746430B2 (ja) |
EP (1) | EP1903384A4 (ja) |
JP (1) | JP4637908B2 (ja) |
KR (1) | KR100949404B1 (ja) |
CN (1) | CN101223474B (ja) |
WO (1) | WO2007007384A1 (ja) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
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US8199086B2 (en) * | 2004-01-28 | 2012-06-12 | Kent Displays Incorporated | Stacked color photodisplay |
US8228301B2 (en) * | 2007-07-31 | 2012-07-24 | Kent Displays Incorporated | Multiple color writing tablet |
JP2010060940A (ja) * | 2008-09-04 | 2010-03-18 | Fujitsu Ltd | 液晶表示素子 |
JP2011095634A (ja) * | 2009-10-30 | 2011-05-12 | Fujitsu Ltd | 液晶表示装置 |
GB2478287A (en) | 2010-03-01 | 2011-09-07 | Merck Patent Gmbh | Electro-optical switching element and electro-optical display |
JP2011203448A (ja) * | 2010-03-25 | 2011-10-13 | Fujitsu Ltd | 液晶表示装置 |
TW201217860A (en) * | 2010-10-25 | 2012-05-01 | Ind Tech Res Inst | Cholesteric liquid crystal device |
US9134561B2 (en) | 2011-11-01 | 2015-09-15 | Kent Displays Incorporated | Writing tablet information recording device |
US9116379B2 (en) | 2012-05-22 | 2015-08-25 | Kent Displays Incorporated | Electronic display with semitransparent back layer |
US9235075B2 (en) | 2012-05-22 | 2016-01-12 | Kent Displays Incorporated | Electronic display with patterned layer |
US10088701B2 (en) | 2013-11-01 | 2018-10-02 | Kent Displays Inc. | Electronic writing device with dot pattern recognition system |
US9851612B2 (en) | 2014-04-02 | 2017-12-26 | Kent Displays Inc. | Liquid crystal display with identifiers |
CN107957639B (zh) * | 2016-10-14 | 2020-04-24 | 京东方科技集团股份有限公司 | 显示基板及其制作方法、显示装置及其驱动方法 |
CN106997127B (zh) * | 2017-04-21 | 2022-05-20 | 深圳市屏柔科技有限公司 | 一种高亮度粗笔迹压敏型胆甾相液晶黑板结构及制作工艺 |
CN110741290B (zh) * | 2017-07-12 | 2022-03-11 | 富士胶片株式会社 | 液晶组合物、反射层的制造方法、反射层、固化物及光学各向异性体 |
TWI835239B (zh) * | 2022-08-08 | 2024-03-11 | 虹彩光電股份有限公司 | 膽固醇液晶複合顯示器裝置 |
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JPH1031205A (ja) * | 1996-07-17 | 1998-02-03 | Toshiba Corp | 反射型液晶表示素子 |
JP2002014351A (ja) * | 2000-06-30 | 2002-01-18 | Minolta Co Ltd | 液晶表示素子 |
JP2002116461A (ja) * | 2000-08-04 | 2002-04-19 | Minolta Co Ltd | 液晶光変調素子及びその製造方法 |
JP2003241168A (ja) * | 2002-02-18 | 2003-08-27 | Minolta Co Ltd | 液晶表示素子の駆動方法、駆動装置及び液晶表示装置 |
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2005
- 2005-07-08 CN CN2005800510164A patent/CN101223474B/zh not_active Expired - Fee Related
- 2005-07-08 JP JP2007524480A patent/JP4637908B2/ja not_active Expired - Fee Related
- 2005-07-08 WO PCT/JP2005/012688 patent/WO2007007384A1/ja not_active Application Discontinuation
- 2005-07-08 KR KR1020087000414A patent/KR100949404B1/ko not_active IP Right Cessation
- 2005-07-08 EP EP05758239A patent/EP1903384A4/en not_active Withdrawn
-
2007
- 2007-12-26 US US11/964,429 patent/US7746430B2/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1031205A (ja) * | 1996-07-17 | 1998-02-03 | Toshiba Corp | 反射型液晶表示素子 |
JP2002014351A (ja) * | 2000-06-30 | 2002-01-18 | Minolta Co Ltd | 液晶表示素子 |
JP2002116461A (ja) * | 2000-08-04 | 2002-04-19 | Minolta Co Ltd | 液晶光変調素子及びその製造方法 |
JP2003241168A (ja) * | 2002-02-18 | 2003-08-27 | Minolta Co Ltd | 液晶表示素子の駆動方法、駆動装置及び液晶表示装置 |
Also Published As
Publication number | Publication date |
---|---|
US20080137009A1 (en) | 2008-06-12 |
US7746430B2 (en) | 2010-06-29 |
KR20080026599A (ko) | 2008-03-25 |
EP1903384A1 (en) | 2008-03-26 |
CN101223474B (zh) | 2010-07-14 |
CN101223474A (zh) | 2008-07-16 |
WO2007007384A1 (ja) | 2007-01-18 |
EP1903384A4 (en) | 2010-03-24 |
KR100949404B1 (ko) | 2010-03-24 |
JPWO2007007384A1 (ja) | 2009-01-29 |
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