TWI406081B - 液晶投影機 - Google Patents
液晶投影機 Download PDFInfo
- Publication number
- TWI406081B TWI406081B TW095124234A TW95124234A TWI406081B TW I406081 B TWI406081 B TW I406081B TW 095124234 A TW095124234 A TW 095124234A TW 95124234 A TW95124234 A TW 95124234A TW I406081 B TWI406081 B TW I406081B
- Authority
- TW
- Taiwan
- Prior art keywords
- liquid crystal
- light
- incident
- polarizing plate
- layer
- Prior art date
Links
- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 139
- 230000010287 polarization Effects 0.000 claims abstract description 51
- 239000000758 substrate Substances 0.000 claims description 49
- 239000011159 matrix material Substances 0.000 claims description 24
- 210000002858 crystal cell Anatomy 0.000 claims description 22
- 230000000737 periodic effect Effects 0.000 claims description 6
- 238000010521 absorption reaction Methods 0.000 abstract description 14
- 239000010408 film Substances 0.000 description 11
- 239000010409 thin film Substances 0.000 description 7
- 230000008033 biological extinction Effects 0.000 description 6
- 230000003287 optical effect Effects 0.000 description 6
- 239000011521 glass Substances 0.000 description 5
- 239000004985 Discotic Liquid Crystal Substance Substances 0.000 description 4
- 238000010030 laminating Methods 0.000 description 4
- 239000002131 composite material Substances 0.000 description 3
- 229910010272 inorganic material Inorganic materials 0.000 description 3
- 239000011147 inorganic material Substances 0.000 description 3
- 239000003086 colorant Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 239000004988 Nematic liquid crystal Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000001447 compensatory effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 239000005268 rod-like liquid crystal Substances 0.000 description 1
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
- G02F1/133634—Birefringent elements, e.g. for optical compensation the refractive index Nz perpendicular to the element surface being different from in-plane refractive indices Nx and Ny, e.g. biaxial or with normal optical axis
-
- 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
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
- G02F1/133607—Direct backlight including a specially adapted diffusing, scattering or light controlling members the light controlling member including light directing or refracting elements, e.g. prisms or lenses
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)
- Projection Apparatus (AREA)
- Polarising Elements (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005195879A JP2007017485A (ja) | 2005-07-05 | 2005-07-05 | 液晶表示装置及び液晶プロジェクタ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TW200804948A TW200804948A (en) | 2008-01-16 |
| TWI406081B true TWI406081B (zh) | 2013-08-21 |
Family
ID=37604578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW095124234A TWI406081B (zh) | 2005-07-05 | 2006-07-04 | 液晶投影機 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US7755729B2 (enExample) |
| EP (1) | EP1899764A4 (enExample) |
| JP (1) | JP2007017485A (enExample) |
| TW (1) | TWI406081B (enExample) |
| WO (1) | WO2007004721A1 (enExample) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009075459A (ja) | 2007-09-21 | 2009-04-09 | Fujifilm Corp | 二軸性複屈折体の製造方法、二軸性複屈折体及び液晶プロジェクタ |
| KR100959105B1 (ko) * | 2008-10-15 | 2010-05-25 | 삼성모바일디스플레이주식회사 | 유기 발광 표시 장치 |
| WO2010079552A1 (ja) * | 2009-01-09 | 2010-07-15 | シャープ株式会社 | 液晶表示装置及びバックライト |
| JP6318670B2 (ja) * | 2014-02-10 | 2018-05-09 | セイコーエプソン株式会社 | プロジェクター |
| US20170212378A1 (en) * | 2016-01-22 | 2017-07-27 | Seiko Epson Corporation | Liquid crystal apparatus and electronic equipment |
| JP6575563B2 (ja) * | 2017-06-29 | 2019-09-18 | セイコーエプソン株式会社 | 液晶表示装置および電子機器 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001350022A (ja) * | 2000-04-07 | 2001-12-21 | Tatsuo Uchida | 広視野角偏光板 |
| WO2004010712A1 (en) * | 2002-07-19 | 2004-01-29 | Fuji Photo Film Co., Ltd. | Liquid crystal projector, liquid crystal device and substrate for liquid crystal device |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0664419B2 (ja) * | 1987-08-18 | 1994-08-22 | セイコーエプソン株式会社 | 投射型表示装置 |
| US5557434A (en) * | 1994-09-30 | 1996-09-17 | Rockwell International | Optical compensator including an o-plate for super-twist nematic liquid crystal display |
| JP3299190B2 (ja) * | 1998-07-15 | 2002-07-08 | インターナショナル・ビジネス・マシーンズ・コーポレーション | 液晶表示装置 |
| JP3863446B2 (ja) * | 2002-03-08 | 2006-12-27 | シャープ株式会社 | 液晶表示装置 |
| JP4133460B2 (ja) * | 2002-05-27 | 2008-08-13 | シャープ株式会社 | 投影型画像表示装置 |
| JP4289597B2 (ja) | 2002-11-08 | 2009-07-01 | 富士フイルム株式会社 | 液晶素子用基板および液晶素子並びに液晶プロジェクタ |
| JP2004102200A (ja) | 2002-07-19 | 2004-04-02 | Fuji Photo Film Co Ltd | 液晶プロジェクタ |
| AU2003290555A1 (en) * | 2002-10-30 | 2004-06-07 | Colorlink, Inc. | Oblique plate compensators for projection display systems |
| JP2006146088A (ja) * | 2004-11-24 | 2006-06-08 | Tohoku Univ | 液晶表示装置 |
-
2005
- 2005-07-05 JP JP2005195879A patent/JP2007017485A/ja active Pending
-
2006
- 2006-07-03 EP EP06780894A patent/EP1899764A4/en not_active Withdrawn
- 2006-07-03 US US11/994,762 patent/US7755729B2/en active Active
- 2006-07-03 WO PCT/JP2006/313619 patent/WO2007004721A1/en not_active Ceased
- 2006-07-04 TW TW095124234A patent/TWI406081B/zh not_active IP Right Cessation
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001350022A (ja) * | 2000-04-07 | 2001-12-21 | Tatsuo Uchida | 広視野角偏光板 |
| WO2004010712A1 (en) * | 2002-07-19 | 2004-01-29 | Fuji Photo Film Co., Ltd. | Liquid crystal projector, liquid crystal device and substrate for liquid crystal device |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1899764A4 (en) | 2011-03-23 |
| TW200804948A (en) | 2008-01-16 |
| US20090115941A1 (en) | 2009-05-07 |
| US7755729B2 (en) | 2010-07-13 |
| WO2007004721A1 (en) | 2007-01-11 |
| JP2007017485A (ja) | 2007-01-25 |
| EP1899764A1 (en) | 2008-03-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | Annulment or lapse of patent due to non-payment of fees |