CN109477625A - 条形准直器、背光体系统和方法 - Google Patents
条形准直器、背光体系统和方法 Download PDFInfo
- Publication number
- CN109477625A CN109477625A CN201680087713.3A CN201680087713A CN109477625A CN 109477625 A CN109477625 A CN 109477625A CN 201680087713 A CN201680087713 A CN 201680087713A CN 109477625 A CN109477625 A CN 109477625A
- Authority
- CN
- China
- Prior art keywords
- light
- diffraction grating
- light guide
- backlight
- bar shaped
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
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- 230000008878 coupling Effects 0.000 abstract description 9
- 238000010168 coupling process Methods 0.000 abstract description 9
- 238000005859 coupling reaction Methods 0.000 abstract description 9
- 239000000463 material Substances 0.000 description 28
- 230000003287 optical effect Effects 0.000 description 11
- 230000008859 change Effects 0.000 description 9
- 239000000126 substance Substances 0.000 description 6
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- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 3
- 239000003989 dielectric material Substances 0.000 description 2
- 102000011842 Serrate-Jagged Proteins Human genes 0.000 description 1
- 108010036039 Serrate-Jagged Proteins Proteins 0.000 description 1
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Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
- G02B6/0028—Light guide, e.g. taper
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/0038—Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width of the light guide
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/002—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it by shaping at least a portion of the light guide, e.g. with collimating, focussing or diverging surfaces
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
- G02B6/003—Lens or lenticular sheet or layer
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Planar Illumination Modules (AREA)
- Diffracting Gratings Or Hologram Optical Elements (AREA)
- Liquid Crystal (AREA)
- Transforming Electric Information Into Light Information (AREA)
Abstract
Description
Claims (20)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/US2016/044124 WO2018022028A1 (en) | 2016-07-26 | 2016-07-26 | Bar collimator, backlight system and method |
Publications (1)
Publication Number | Publication Date |
---|---|
CN109477625A true CN109477625A (zh) | 2019-03-15 |
Family
ID=61016441
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201680087713.3A Pending CN109477625A (zh) | 2016-07-26 | 2016-07-26 | 条形准直器、背光体系统和方法 |
Country Status (8)
Country | Link |
---|---|
US (1) | US10942307B2 (zh) |
EP (1) | EP3491288B1 (zh) |
JP (2) | JP7203010B2 (zh) |
KR (1) | KR20190025554A (zh) |
CN (1) | CN109477625A (zh) |
CA (1) | CA3027156C (zh) |
TW (1) | TWI638194B (zh) |
WO (1) | WO2018022028A1 (zh) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110462477B (zh) | 2017-03-31 | 2021-05-07 | 镭亚股份有限公司 | 背光体、多视图显示器和使用锥形准直器的方法 |
CA3089955C (en) * | 2018-03-01 | 2022-10-18 | Leia Inc. | Static multiview display and method employing collimated guided light |
US10859870B2 (en) * | 2018-06-26 | 2020-12-08 | Applied Materials, Inc. | 3D displays |
CA3108060C (en) | 2018-08-13 | 2024-01-23 | Leia Inc. | Grating collimator, backlight system, and method employing a light-recycling light source |
CN112867958B (zh) | 2018-10-15 | 2023-02-28 | 镭亚股份有限公司 | 具有光栅扩展器的背光、多视图显示器和方法 |
CA3136673C (en) | 2019-04-28 | 2023-06-27 | Leia Inc. | Diffractive backlight fabrication method |
CN110244492B (zh) * | 2019-06-18 | 2022-06-07 | 京东方科技集团股份有限公司 | 透明显示基板及透明显示装置 |
Citations (18)
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US6011602A (en) * | 1995-11-06 | 2000-01-04 | Seiko Epson Corporation | Lighting apparatus with a light guiding body having projections in the shape of a trapezoid |
JP2003115209A (ja) * | 2001-10-04 | 2003-04-18 | Sanyo Electric Co Ltd | 線状導光体を用いた線状照明装置並びに面状照明装置 |
CN1499264A (zh) * | 2002-11-04 | 2004-05-26 | ���ǵ�����ʽ���� | 背光单元 |
CN1517759A (zh) * | 2003-01-07 | 2004-08-04 | ���ǵ�����ʽ���� | 背光单元 |
CN1997922A (zh) * | 2004-04-30 | 2007-07-11 | 厄伊莫迪里斯有限公司 | 超薄照明元件 |
WO2010052366A1 (en) * | 2008-11-10 | 2010-05-14 | Nokia Corporation | Diffractive backlight structure |
CN102449678A (zh) * | 2009-05-28 | 2012-05-09 | 皇家飞利浦电子股份有限公司 | 透明发光窗口 |
CN102588845A (zh) * | 2012-03-07 | 2012-07-18 | 苏州大学 | 背光照明装置及液晶显示装置 |
US20130107569A1 (en) * | 2011-11-02 | 2013-05-02 | Enplas Corporation | Light guide panel and optical system including the same |
CN103403441A (zh) * | 2012-03-09 | 2013-11-20 | 欧姆龙株式会社 | 面光源装置 |
WO2014064228A1 (en) * | 2012-10-24 | 2014-05-01 | Seereal Technologies S.A. | Illumination device |
US20140268867A1 (en) * | 2013-03-13 | 2014-09-18 | Hewlett-Packard Development Company, L.P. | Backlight having Dual Collimating Reflectors |
CN104272170A (zh) * | 2012-05-31 | 2015-01-07 | 镭亚股份有限公司 | 定向背光体 |
CN104508353A (zh) * | 2013-07-30 | 2015-04-08 | 镭亚股份有限公司 | 基于多束衍射光栅的背光照明 |
TW201619672A (zh) * | 2014-11-28 | 2016-06-01 | Metal Ind Res & Dev Ct | 畫素式背光模組 |
CN105676338A (zh) * | 2014-12-04 | 2016-06-15 | 三星电子株式会社 | 显示装置 |
WO2016111707A1 (en) * | 2015-01-10 | 2016-07-14 | Leia Inc. | Grating coupled light guide |
US20160202594A1 (en) * | 2015-01-13 | 2016-07-14 | Electronics And Telecommunications Research Institute | Backlight unit and display apparatus including the same |
Family Cites Families (21)
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JP3379043B2 (ja) * | 1998-06-29 | 2003-02-17 | ミネベア株式会社 | 面状照明装置 |
JP4006918B2 (ja) | 2000-02-28 | 2007-11-14 | オムロン株式会社 | 面光源装置及びその製造方法 |
US20070058374A1 (en) | 2005-05-23 | 2007-03-15 | Genlyte Thomas Group, Llc | Luminaire Reflector Having Attachment Ring |
KR100818280B1 (ko) | 2006-10-25 | 2008-04-01 | 삼성전자주식회사 | 면발광장치 및 이를 채용한 디스플레이 장치 |
WO2008081071A1 (en) | 2006-12-28 | 2008-07-10 | Nokia Corporation | Light guide plate and a method of manufacturing thereof |
JP5133081B2 (ja) * | 2007-02-14 | 2013-01-30 | パナソニック株式会社 | 面状照明装置及び液晶表示装置 |
JP5010527B2 (ja) * | 2007-06-04 | 2012-08-29 | 住友化学株式会社 | 導光板ユニット、面光源装置及び液晶表示装置 |
WO2010010749A1 (ja) | 2008-07-22 | 2010-01-28 | シャープ株式会社 | バックライトユニットおよび液晶表示装置 |
TWI401501B (zh) * | 2008-07-28 | 2013-07-11 | Pixel Qi Corp | 繞射型液晶顯示器 |
US8353617B2 (en) * | 2009-09-03 | 2013-01-15 | Sharp Kabushiki Kaisha | Backlight |
TWI438531B (zh) * | 2009-12-15 | 2014-05-21 | Ind Tech Res Inst | 面型光源模組以及光學膜片 |
US9389415B2 (en) | 2012-04-27 | 2016-07-12 | Leia Inc. | Directional pixel for use in a display screen |
US9459461B2 (en) | 2012-05-31 | 2016-10-04 | Leia Inc. | Directional backlight |
US9201270B2 (en) | 2012-06-01 | 2015-12-01 | Leia Inc. | Directional backlight with a modulation layer |
US9298168B2 (en) | 2013-01-31 | 2016-03-29 | Leia Inc. | Multiview 3D wrist watch |
CN203799043U (zh) * | 2014-04-16 | 2014-08-27 | 锦湖光电(深圳)有限公司 | 改良的导光板 |
US9557466B2 (en) | 2014-07-30 | 2017-01-31 | Leia, Inc | Multibeam diffraction grating-based color backlighting |
KR20180020163A (ko) * | 2015-06-26 | 2018-02-27 | 코베스트로 도이칠란트 아게 | 간접 조명 장치 및 간접 조명 장치의 제조 방법 |
ES2905638T3 (es) | 2015-09-05 | 2022-04-11 | Leia Inc | Colimador de superficie doble y pantalla electrónica 3D que emplea luz de fondo basada en red y que utiliza este colimador |
CA2991923C (en) | 2015-09-05 | 2022-11-01 | Leia Inc. | Dual-direction collimator |
HK1255642A1 (zh) | 2016-01-30 | 2019-08-23 | 镭亚股份有限公司 | 基於多波束元件的背光和使用該背光的顯示器 |
-
2016
- 2016-07-26 EP EP16910703.4A patent/EP3491288B1/en active Active
- 2016-07-26 JP JP2019503966A patent/JP7203010B2/ja active Active
- 2016-07-26 CN CN201680087713.3A patent/CN109477625A/zh active Pending
- 2016-07-26 CA CA3027156A patent/CA3027156C/en active Active
- 2016-07-26 WO PCT/US2016/044124 patent/WO2018022028A1/en unknown
- 2016-07-26 KR KR1020187036493A patent/KR20190025554A/ko not_active Ceased
-
2017
- 2017-06-21 TW TW106120744A patent/TWI638194B/zh active
-
2019
- 2019-01-21 US US16/253,160 patent/US10942307B2/en active Active
-
2022
- 2022-04-25 JP JP2022071512A patent/JP2022109976A/ja not_active Withdrawn
Patent Citations (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6011602A (en) * | 1995-11-06 | 2000-01-04 | Seiko Epson Corporation | Lighting apparatus with a light guiding body having projections in the shape of a trapezoid |
JP2003115209A (ja) * | 2001-10-04 | 2003-04-18 | Sanyo Electric Co Ltd | 線状導光体を用いた線状照明装置並びに面状照明装置 |
CN1499264A (zh) * | 2002-11-04 | 2004-05-26 | ���ǵ�����ʽ���� | 背光单元 |
CN1517759A (zh) * | 2003-01-07 | 2004-08-04 | ���ǵ�����ʽ���� | 背光单元 |
CN1997922A (zh) * | 2004-04-30 | 2007-07-11 | 厄伊莫迪里斯有限公司 | 超薄照明元件 |
WO2010052366A1 (en) * | 2008-11-10 | 2010-05-14 | Nokia Corporation | Diffractive backlight structure |
US20120127751A1 (en) * | 2008-11-10 | 2012-05-24 | Nokia Corporation | Diffractive backlight structure |
CN102449678A (zh) * | 2009-05-28 | 2012-05-09 | 皇家飞利浦电子股份有限公司 | 透明发光窗口 |
US20130107569A1 (en) * | 2011-11-02 | 2013-05-02 | Enplas Corporation | Light guide panel and optical system including the same |
CN102588845A (zh) * | 2012-03-07 | 2012-07-18 | 苏州大学 | 背光照明装置及液晶显示装置 |
CN103403441A (zh) * | 2012-03-09 | 2013-11-20 | 欧姆龙株式会社 | 面光源装置 |
CN104272170A (zh) * | 2012-05-31 | 2015-01-07 | 镭亚股份有限公司 | 定向背光体 |
WO2014064228A1 (en) * | 2012-10-24 | 2014-05-01 | Seereal Technologies S.A. | Illumination device |
CN104884862A (zh) * | 2012-10-24 | 2015-09-02 | 视瑞尔技术公司 | 照明设备 |
US20140268867A1 (en) * | 2013-03-13 | 2014-09-18 | Hewlett-Packard Development Company, L.P. | Backlight having Dual Collimating Reflectors |
CN104508353A (zh) * | 2013-07-30 | 2015-04-08 | 镭亚股份有限公司 | 基于多束衍射光栅的背光照明 |
TW201619672A (zh) * | 2014-11-28 | 2016-06-01 | Metal Ind Res & Dev Ct | 畫素式背光模組 |
CN105676338A (zh) * | 2014-12-04 | 2016-06-15 | 三星电子株式会社 | 显示装置 |
WO2016111707A1 (en) * | 2015-01-10 | 2016-07-14 | Leia Inc. | Grating coupled light guide |
US20160202594A1 (en) * | 2015-01-13 | 2016-07-14 | Electronics And Telecommunications Research Institute | Backlight unit and display apparatus including the same |
Also Published As
Publication number | Publication date |
---|---|
CA3027156C (en) | 2021-05-25 |
US10942307B2 (en) | 2021-03-09 |
EP3491288C0 (en) | 2024-11-06 |
JP2022109976A (ja) | 2022-07-28 |
EP3491288A1 (en) | 2019-06-05 |
US20190196091A1 (en) | 2019-06-27 |
JP7203010B2 (ja) | 2023-01-12 |
TW201804189A (zh) | 2018-02-01 |
JP2019531574A (ja) | 2019-10-31 |
EP3491288A4 (en) | 2020-03-25 |
TWI638194B (zh) | 2018-10-11 |
KR20190025554A (ko) | 2019-03-11 |
CA3027156A1 (en) | 2018-02-01 |
EP3491288B1 (en) | 2024-11-06 |
WO2018022028A1 (en) | 2018-02-01 |
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RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190315 |