TW200632466A - Optical sheet, backlight, and liquid crystal display device - Google Patents
Optical sheet, backlight, and liquid crystal display deviceInfo
- Publication number
- TW200632466A TW200632466A TW094134419A TW94134419A TW200632466A TW 200632466 A TW200632466 A TW 200632466A TW 094134419 A TW094134419 A TW 094134419A TW 94134419 A TW94134419 A TW 94134419A TW 200632466 A TW200632466 A TW 200632466A
- Authority
- TW
- Taiwan
- Prior art keywords
- optical sheet
- backlight
- liquid crystal
- display device
- crystal display
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/02—Diffusing elements; Afocal elements
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/02—Diffusing elements; Afocal elements
- G02B5/0273—Diffusing elements; Afocal elements characterized by the use
- G02B5/0278—Diffusing elements; Afocal elements characterized by the use used in transmission
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
- G02B3/02—Simple or compound lenses with non-spherical faces
- G02B3/06—Simple or compound lenses with non-spherical faces with cylindrical or toric faces
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/02—Diffusing elements; Afocal elements
- G02B5/0268—Diffusing elements; Afocal elements characterized by the fabrication or manufacturing method
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/02—Diffusing elements; Afocal elements
- G02B5/0273—Diffusing elements; Afocal elements characterized by the use
- G02B5/0294—Diffusing elements; Afocal elements characterized by the use adapted to provide an additional optical effect, e.g. anti-reflection or filter
-
- 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
-
- 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
-
- 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
- G02F1/133504—Diffusing, scattering, diffracting elements
- G02F1/133507—Films for enhancing the luminance
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004288518 | 2004-09-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
TW200632466A true TW200632466A (en) | 2006-09-16 |
TWI329766B TWI329766B (zh) | 2010-09-01 |
Family
ID=36119144
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW094134419A TW200632466A (en) | 2004-09-30 | 2005-09-30 | Optical sheet, backlight, and liquid crystal display device |
Country Status (7)
Country | Link |
---|---|
US (1) | US7695167B2 (zh) |
EP (1) | EP1795923A4 (zh) |
JP (1) | JP5272309B2 (zh) |
KR (1) | KR101090387B1 (zh) |
CN (1) | CN1947034B (zh) |
TW (1) | TW200632466A (zh) |
WO (1) | WO2006036032A1 (zh) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5168813B2 (ja) * | 2006-04-14 | 2013-03-27 | ソニー株式会社 | 光学シート、バックライト装置および液晶表示装置 |
JP4957195B2 (ja) * | 2006-11-09 | 2012-06-20 | ソニー株式会社 | 液晶表示装置 |
JP4933322B2 (ja) * | 2007-03-28 | 2012-05-16 | 住友化学株式会社 | 光拡散板及び面光源装置並びに液晶表示装置 |
KR100895489B1 (ko) * | 2007-06-08 | 2009-05-06 | 주식회사 세스코 | 해충 포획장치 |
KR101441306B1 (ko) * | 2007-11-13 | 2014-09-19 | 삼성디스플레이 주식회사 | 백라이트 어셈블리 및 이를 포함하는 액정 표시 장치 |
JP2009276616A (ja) * | 2008-05-15 | 2009-11-26 | Dainippon Printing Co Ltd | 光学シート、面光源装置、透過型表示装置 |
JP5603542B2 (ja) * | 2008-06-16 | 2014-10-08 | 三菱レイヨン株式会社 | プリズムシート |
JP5603541B2 (ja) * | 2008-06-16 | 2014-10-08 | 三菱レイヨン株式会社 | プリズムシート |
KR20100137894A (ko) | 2009-06-23 | 2010-12-31 | 삼성전자주식회사 | 확산판 및 이를 포함하는 표시 장치 |
JP2011028033A (ja) * | 2009-07-27 | 2011-02-10 | Sumitomo Chemical Co Ltd | 光制御板、面光源装置及び透過型画像表示装置 |
WO2012009506A2 (en) * | 2010-07-15 | 2012-01-19 | American Panel Corporation | Shaped reflectors for enhanced optical diffusion in backlight assemblies |
KR20120007944A (ko) | 2010-07-15 | 2012-01-25 | 주식회사 엘지화학 | 광학 성능이 향상된 광학필름 및 이를 포함하는 백라이트 유닛 |
KR101265312B1 (ko) | 2011-03-15 | 2013-05-16 | 주식회사 엘지화학 | 마이크로 렌즈 어레이 시트 및 이를 포함하는 백라이트 유닛 |
WO2012153510A1 (ja) * | 2011-05-11 | 2012-11-15 | シャープ株式会社 | 表示装置、マルチディスプレイシステム及び表示装置の製造方法 |
US20150036213A1 (en) * | 2011-06-23 | 2015-02-05 | Hyunin CHUNG | Integral Photography Sheet by Total Reflection |
US9581735B2 (en) | 2012-01-13 | 2017-02-28 | Lg Chem, Ltd. | Backlight unit including array of hyperbolically-shaped micro lenses |
CN103412353A (zh) * | 2013-08-26 | 2013-11-27 | 中国科学院光电技术研究所 | 一种基于两面图形结构的短焦距衍射透镜 |
JP7082488B2 (ja) * | 2015-06-04 | 2022-06-08 | 三菱瓦斯化学株式会社 | ポリマーフィルム及びそれを用いたディスプレイ用光拡散フィルム |
JP6588263B2 (ja) | 2015-07-16 | 2019-10-09 | デクセリアルズ株式会社 | 拡散板、表示装置、投影装置及び照明装置 |
WO2022138725A1 (ja) * | 2020-12-23 | 2022-06-30 | 京セラ株式会社 | 拡散板、発光デバイス及びセンサモジュール |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4924356A (en) * | 1988-12-07 | 1990-05-08 | General Electric Company | Illumination system for a display device |
JPH06301035A (ja) | 1993-04-16 | 1994-10-28 | Dainippon Printing Co Ltd | 面光源、それを用いた表示装置、及びそれらに用いるレンズシート |
KR0168879B1 (ko) * | 1992-12-25 | 1999-04-15 | 기따지마 요시또시 | 렌티큘러 렌즈, 면광원 및 액정 표시 장치 |
JP2951525B2 (ja) * | 1993-11-29 | 1999-09-20 | 大日本印刷株式会社 | 面光源 |
JP3339765B2 (ja) * | 1995-06-29 | 2002-10-28 | 三菱レイヨン株式会社 | 背面投射型スクリーン |
JPH0921907A (ja) * | 1995-07-07 | 1997-01-21 | Shimura Kaken Kogyo Kk | プリズムシート及びそれを用いた照光装置 |
CN1078335C (zh) * | 1996-02-01 | 2002-01-23 | 三菱丽阳株式会社 | 面光源元件及使用它的液晶显示装置和标志显示装置 |
JPH10283818A (ja) * | 1997-04-02 | 1998-10-23 | Taiho Ind Co Ltd | 面発光体及びその輝度均一化方法 |
JP3868819B2 (ja) * | 2002-01-24 | 2007-01-17 | 大日本印刷株式会社 | フレネルレンズシート、透過型投影スクリーン、および透過型投影ディスプレイ |
US7125131B2 (en) * | 2002-12-06 | 2006-10-24 | General Electric Company | Brightness enhancement film with improved view angle |
-
2005
- 2005-09-30 CN CN2005800122489A patent/CN1947034B/zh active Active
- 2005-09-30 JP JP2006537864A patent/JP5272309B2/ja not_active Expired - Fee Related
- 2005-09-30 US US10/598,725 patent/US7695167B2/en active Active
- 2005-09-30 KR KR1020067018984A patent/KR101090387B1/ko not_active IP Right Cessation
- 2005-09-30 EP EP05790112A patent/EP1795923A4/en not_active Ceased
- 2005-09-30 TW TW094134419A patent/TW200632466A/zh not_active IP Right Cessation
- 2005-09-30 WO PCT/JP2005/018588 patent/WO2006036032A1/ja active Application Filing
Also Published As
Publication number | Publication date |
---|---|
EP1795923A1 (en) | 2007-06-13 |
CN1947034A (zh) | 2007-04-11 |
TWI329766B (zh) | 2010-09-01 |
JP5272309B2 (ja) | 2013-08-28 |
JPWO2006036032A1 (ja) | 2008-05-15 |
EP1795923A4 (en) | 2010-10-06 |
US20070242478A1 (en) | 2007-10-18 |
WO2006036032A1 (ja) | 2006-04-06 |
KR101090387B1 (ko) | 2011-12-07 |
KR20070061478A (ko) | 2007-06-13 |
US7695167B2 (en) | 2010-04-13 |
CN1947034B (zh) | 2010-09-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | Annulment or lapse of patent due to non-payment of fees |