JP6815578B2 - 導光部材及びそれを用いた光源装置 - Google Patents
導光部材及びそれを用いた光源装置 Download PDFInfo
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- JP6815578B2 JP6815578B2 JP2016557716A JP2016557716A JP6815578B2 JP 6815578 B2 JP6815578 B2 JP 6815578B2 JP 2016557716 A JP2016557716 A JP 2016557716A JP 2016557716 A JP2016557716 A JP 2016557716A JP 6815578 B2 JP6815578 B2 JP 6815578B2
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- light guide
- wavelength conversion
- light
- guide plate
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Images
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
- G02B6/0015—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
- G02B6/0021—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 for housing at least a part of the light source, e.g. by forming holes or recesses
-
- 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
-
- 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
- G02B6/0026—Wavelength selective element, sheet or layer, e.g. filter or grating
-
- 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
- G02B6/0045—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 by shaping at least a portion of the light guide
- G02B6/0046—Tapered light guide, e.g. wedge-shaped light guide
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Planar Illumination Modules (AREA)
- Liquid Crystal (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
Description
Claims (6)
- 表面と、前記表面と対向する裏面と、前記表面と前記裏面との間を繋ぐ側面に位置する光入射面と、を有する導光板と、
前記表面、前記裏面及び前記光入射面の内側に位置する前記導光板内に形成された収納空間と、
前記収納空間に配置された波長変換物質を含む樹脂組成物と、を有し、
前記導光板の前記表面は、前記波長変換物質と対向する波長変換領域と、前記光入射面から見て前記波長変換領域より遠い側の光出射面と、を有し、
前記導光板の前記裏面は、前記波長変換物質と対向する波長変換領域と、前記光入射面から見て前記波長変換領域より遠い側の反射面と、を有し、
前記表面及び前記裏面の各波長変換領域上に着色層が形成されていることを特徴とする導光部材。 - 前記波長変換物質は、量子ドットを含むことを特徴とする請求項1に記載の導光部材。
- 前記波長変換物質を含む樹脂組成物が、前記収納空間内に注入されていることを特徴とする請求項1又は請求項2に記載の導光部材。
- 前記波長変換物質を含む樹脂組成物は、成形体からなり、前記成形体が前記収納空間に配置されてなることを特徴とする請求項1又は請求項2に記載の導光部材。
- 請求項1から請求項4のいずれかに記載の導光部材と、発光素子とを有することを特徴とする光源装置。
- 前記発光素子が前記導光部材の前記光入射面に一体的に取り付けられていることを特徴とする請求項5に記載の光源装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014224054 | 2014-11-04 | ||
JP2014224054 | 2014-11-04 | ||
PCT/JP2015/080174 WO2016072313A1 (ja) | 2014-11-04 | 2015-10-27 | 導光部材及びそれを用いた光源装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2016072313A1 JPWO2016072313A1 (ja) | 2017-08-17 |
JP6815578B2 true JP6815578B2 (ja) | 2021-01-20 |
Family
ID=55909039
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016557716A Active JP6815578B2 (ja) | 2014-11-04 | 2015-10-27 | 導光部材及びそれを用いた光源装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US10578791B2 (ja) |
EP (1) | EP3217066A4 (ja) |
JP (1) | JP6815578B2 (ja) |
CN (1) | CN107209414A (ja) |
TW (1) | TW201621219A (ja) |
WO (1) | WO2016072313A1 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107258023B (zh) * | 2014-11-04 | 2020-04-17 | Ns材料株式会社 | 波长转换部件及其制造方法、发光装置、光源装置 |
WO2016171109A1 (ja) * | 2015-04-20 | 2016-10-27 | シャープ株式会社 | 照明装置、表示装置、及びテレビ受信装置 |
CN110231734A (zh) * | 2018-03-06 | 2019-09-13 | 中强光电股份有限公司 | 光源模块及其面光源组件 |
CN112162436B (zh) * | 2020-11-13 | 2022-04-08 | 福州大学 | 一种量子点背光模组结构 |
US11469060B1 (en) * | 2021-04-30 | 2022-10-11 | Logitech Europe S.A. | Light guide for a keyboard |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1742179A (zh) * | 2003-01-29 | 2006-03-01 | 三菱丽阳株式会社 | 面光源装置 |
JP2010140846A (ja) * | 2008-12-15 | 2010-06-24 | Fuji Denshi Kogyo Kk | 導光板 |
US20100271844A1 (en) * | 2009-04-24 | 2010-10-28 | Harvatek Corporation | Light-guiding structure with phosphor material layers |
KR101261462B1 (ko) * | 2010-08-26 | 2013-05-10 | 엘지이노텍 주식회사 | 백라이트 유닛 |
KR101154368B1 (ko) * | 2010-09-27 | 2012-06-15 | 엘지이노텍 주식회사 | 광변환부재 제조방법 및 그 제조방법으로 제조된 광변환부재를 포함하는 백라이트 유닛 |
KR101788318B1 (ko) | 2010-12-28 | 2017-10-19 | 엘지디스플레이 주식회사 | 백라이트 유닛과 이를 이용한 액정모듈, 및 그 백라이트 유닛의 제조방법 |
KR101251738B1 (ko) * | 2011-03-22 | 2013-04-05 | 엘지이노텍 주식회사 | 표시장치 |
US8783930B2 (en) * | 2011-04-05 | 2014-07-22 | Lg Innotek Co., Ltd. | Display device |
JP5663434B2 (ja) * | 2011-08-15 | 2015-02-04 | 株式会社ジャパンディスプレイ | 表示装置 |
CN202303054U (zh) * | 2011-10-27 | 2012-07-04 | 北京京东方光电科技有限公司 | 一种背光单元和液晶显示模组 |
TWI444718B (zh) | 2011-11-18 | 2014-07-11 | Au Optronics Corp | 背光模組 |
JP6192897B2 (ja) | 2012-04-11 | 2017-09-06 | サターン ライセンシング エルエルシーSaturn Licensing LLC | 発光装置、表示装置および照明装置 |
CN202600179U (zh) * | 2012-05-23 | 2012-12-12 | 青岛海信电器股份有限公司 | 导光板和液晶模组 |
US9383496B2 (en) * | 2012-06-05 | 2016-07-05 | Rambus Delaware Llc | Edge lit lighting assembly with spectrum adjuster |
JP2013258119A (ja) * | 2012-06-14 | 2013-12-26 | Sharp Corp | 発光装置、および表示装置 |
JP6119075B2 (ja) * | 2012-12-11 | 2017-04-26 | パナソニックIpマネジメント株式会社 | 照明装置 |
CN103823319B (zh) * | 2014-03-10 | 2016-03-09 | 深圳市华星光电技术有限公司 | 背光模组及用该背光模组的液晶显示装置 |
-
2015
- 2015-10-27 US US15/522,416 patent/US10578791B2/en active Active
- 2015-10-27 WO PCT/JP2015/080174 patent/WO2016072313A1/ja active Application Filing
- 2015-10-27 CN CN201580059831.9A patent/CN107209414A/zh active Pending
- 2015-10-27 JP JP2016557716A patent/JP6815578B2/ja active Active
- 2015-10-27 EP EP15856432.8A patent/EP3217066A4/en not_active Withdrawn
- 2015-11-03 TW TW104136218A patent/TW201621219A/zh unknown
Also Published As
Publication number | Publication date |
---|---|
US10578791B2 (en) | 2020-03-03 |
EP3217066A4 (en) | 2018-07-04 |
JPWO2016072313A1 (ja) | 2017-08-17 |
US20170329069A1 (en) | 2017-11-16 |
TW201621219A (zh) | 2016-06-16 |
WO2016072313A1 (ja) | 2016-05-12 |
EP3217066A1 (en) | 2017-09-13 |
CN107209414A (zh) | 2017-09-26 |
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