WO2017063381A1 - 导光板、背光模组和显示装置 - Google Patents
导光板、背光模组和显示装置 Download PDFInfo
- Publication number
- WO2017063381A1 WO2017063381A1 PCT/CN2016/087601 CN2016087601W WO2017063381A1 WO 2017063381 A1 WO2017063381 A1 WO 2017063381A1 CN 2016087601 W CN2016087601 W CN 2016087601W WO 2017063381 A1 WO2017063381 A1 WO 2017063381A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- guide plate
- light guide
- light
- sheet
- backlight module
- Prior art date
Links
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
- G02B6/0033—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
- G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened 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
- G02B6/0033—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
- G02B6/0051—Diffusing 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
- G02B6/0053—Prismatic sheet or layer; Brightness enhancement element, 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
- G02B6/0055—Reflecting element, 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
- G02B6/0065—Manufacturing aspects; Material aspects
-
- 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
- G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
- G02B6/0086—Positioning aspects
- G02B6/0088—Positioning aspects of the light guide or other optical sheets in the package
Abstract
Description
Claims (17)
- 一种导光板,包括第一表面、以及与所述第一表面相对的第二表面,其中,所述第二表面包括:网点区域,所述网点区域设有多个网点,使得进入导光板的光能够从第一表面出射;以及至少一个突起部,位于所述第二表面的网点区域的外边缘及导光板边缘之间的区域,所述突起部突出所述第二表面的高度高于所述网点突出所述第二表面的高度。
- 根据权利要求1所述的导光板,其中,所述导光板由聚碳酸酯材料制成,并且所述网点和突起部一体地形成在所述导光板的第二表面上。
- 根据权利要求1所述的导光板,其中,所述突起部的高度比所述网点的高度高至少10微米。
- 根据权利要求3所述的导光板,其中,所述突起部突出所述第二表面的高度在15至25微米的范围内。
- 根据权利要求1所述的导光板,其中,所述导光板的第二表面呈大致的长方形,并且所述突起部在长方形的长度方向上的宽度在0.7至1.3毫米的范围内,在长方形的宽度方向上的宽度在1.2至1.8毫米的范围内。
- 根据权利要求1所述的导光板,其中,导光板的厚度在0.7至1毫米的范围内,长度在60至72毫米的范围内,宽度在32至40毫米的范围内。
- 根据权利要求1所述的导光板,其中,所述突起部为多个,多个所述突起部环绕所述网点区域布置。
- 根据权利要求1所述的导光板,其中,所述第二表面包括一个连续的、环绕所述网点区域的突起部,所述突起部上形成多个子凸起。
- 根据权利要求1所述的导光板,其中,多个突起部可以在网点区域和导光板的外边缘之间设置成彼此断开的从而彼此不直接邻接。
- 根据权利要求9所述的导光板,其中,在导光板的长度方向的边缘和宽度方向上的边缘分别设置至少一个独立的突起部,每个突起部包括至少一个凸点。
- 根据权利要求1所述的导光板,其中,突起部可以设置成一个环绕网点区域的连续的围堰结构。
- 一种背光模组,其中,包括:根据权利要求1所述的导光板;以及反射片,所述反射片设置成与所述导光板的第二表面相对,并且所述突起部对应所述反射片的边缘。
- 根据权利要求12所述的背光模组,其中,还包括:光源,设置在所述导光板的侧部;扩散片,设置在所述导光板的第一表面上;以及第一棱镜片,设置在所述扩散片上。
- 根据权利要求13所述的背光模组,其中,还包括:第二棱镜片,设置在所述第一棱镜片上;背板,所述反射片、导光板、扩散片、第一棱镜片和第二棱镜片安装在所述背板中;以及胶框,安装在所述背板的内侧。
- 根据权利要求14所述的背光模组,其中,所述光源包括至少一个发光二极管灯条,所述发光二极管灯条设置在所述第二棱镜片的上边缘。
- 根据权利要求15所述的背光模组,其中,还包括遮光带,所述遮光带设置在所述第二棱镜片的上部并覆盖所述发光二极管灯条和所述第二棱镜片的边缘。
- 一种显示装置,其中,包括:根据权利要求12所述的背光模组;以及显示面板,安装在所述背光模组的出光侧。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15/500,945 US10132982B2 (en) | 2015-10-12 | 2016-06-29 | Light guide plate, backlight module and display apparatus |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520787959.4 | 2015-10-12 | ||
CN201520787959.4U CN204964802U (zh) | 2015-10-12 | 2015-10-12 | 导光板、背光模组和显示装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2017063381A1 true WO2017063381A1 (zh) | 2017-04-20 |
Family
ID=55059858
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2016/087601 WO2017063381A1 (zh) | 2015-10-12 | 2016-06-29 | 导光板、背光模组和显示装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US10132982B2 (zh) |
CN (1) | CN204964802U (zh) |
WO (1) | WO2017063381A1 (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN204964802U (zh) * | 2015-10-12 | 2016-01-13 | 京东方光科技有限公司 | 导光板、背光模组和显示装置 |
CN108061987B (zh) * | 2017-12-12 | 2019-10-15 | 维沃移动通信有限公司 | 一种背光模组和移动终端 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090033830A1 (en) * | 2007-08-03 | 2009-02-05 | Yaw-Huei Tsai | Optical sheet |
CN201903665U (zh) * | 2010-11-01 | 2011-07-20 | 扬昕精密股份有限公司 | 导光板及背光模组 |
CN203223817U (zh) * | 2013-05-03 | 2013-10-02 | 奇菱光电股份有限公司 | 防刮背光模组 |
CN203757522U (zh) * | 2014-03-31 | 2014-08-06 | 北京京东方茶谷电子有限公司 | 一种背光模组及显示装置 |
CN204187534U (zh) * | 2014-09-30 | 2015-03-04 | 深圳市德仓科技有限公司 | 一种背光模组的导光板、背光模组及液晶模组 |
CN204964802U (zh) * | 2015-10-12 | 2016-01-13 | 京东方光科技有限公司 | 导光板、背光模组和显示装置 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7478942B2 (en) * | 2003-01-23 | 2009-01-20 | Samsung Electronics Co., Ltd. | Light guide plate with light reflection pattern |
EP1932130A4 (en) * | 2005-09-12 | 2009-12-23 | Fujifilm Corp | OPTICAL SHEET FOR A DISPLAY AND METHOD FOR ITS MANUFACTURE AND CAPSULATION |
TW200827763A (en) * | 2006-12-25 | 2008-07-01 | Eternal Chemical Co Ltd | Scratch-resistant optical film |
JP4793510B2 (ja) * | 2008-12-05 | 2011-10-12 | 凸版印刷株式会社 | 光学部品、照明装置、及び表示装置 |
US8602603B2 (en) * | 2010-07-14 | 2013-12-10 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Backlight module and display apparatus |
US20120051705A1 (en) * | 2010-08-31 | 2012-03-01 | Skc Haas Display Films Co., Ltd. | Optical sheet with laminated double-sided light guide plate |
JP6198724B2 (ja) * | 2011-06-09 | 2017-09-20 | フィリップス ライティング ホールディング ビー ヴィ | 照明ストリップ |
TW201312178A (zh) * | 2011-09-06 | 2013-03-16 | Nano Prec Corp | 導光板及背光模組 |
US20140055717A1 (en) * | 2012-08-24 | 2014-02-27 | Apple Inc. | Systems and Methods for Preventing Light Guide Plate Scratching Artifacts |
KR102112198B1 (ko) * | 2013-11-06 | 2020-05-19 | 삼성디스플레이 주식회사 | 백라이트 어셈블리 및 이를 포함하는 액정표시장치 |
-
2015
- 2015-10-12 CN CN201520787959.4U patent/CN204964802U/zh active Active
-
2016
- 2016-06-29 WO PCT/CN2016/087601 patent/WO2017063381A1/zh active Application Filing
- 2016-06-29 US US15/500,945 patent/US10132982B2/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090033830A1 (en) * | 2007-08-03 | 2009-02-05 | Yaw-Huei Tsai | Optical sheet |
CN201903665U (zh) * | 2010-11-01 | 2011-07-20 | 扬昕精密股份有限公司 | 导光板及背光模组 |
CN203223817U (zh) * | 2013-05-03 | 2013-10-02 | 奇菱光电股份有限公司 | 防刮背光模组 |
CN203757522U (zh) * | 2014-03-31 | 2014-08-06 | 北京京东方茶谷电子有限公司 | 一种背光模组及显示装置 |
CN204187534U (zh) * | 2014-09-30 | 2015-03-04 | 深圳市德仓科技有限公司 | 一种背光模组的导光板、背光模组及液晶模组 |
CN204964802U (zh) * | 2015-10-12 | 2016-01-13 | 京东方光科技有限公司 | 导光板、背光模组和显示装置 |
Also Published As
Publication number | Publication date |
---|---|
US10132982B2 (en) | 2018-11-20 |
US20170269282A1 (en) | 2017-09-21 |
CN204964802U (zh) | 2016-01-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
TWI468800B (zh) | 面光源裝置 | |
JP4579146B2 (ja) | 表示装置および面状光源装置 | |
US7377678B2 (en) | Backlight module | |
JP5295382B2 (ja) | 面状光源装置およびこれを用いた表示装置 | |
US20160349438A1 (en) | Backlight module and anti-peeping display device | |
US7573543B2 (en) | Light guide panel and display device employing the same | |
WO2011065052A1 (ja) | 面状照明装置およびそれを備えた表示装置 | |
TW201316085A (zh) | 顯示裝置 | |
WO2016188047A1 (zh) | 背光模组及显示装置 | |
WO2018126705A1 (zh) | 导光板、背光模组及显示装置 | |
WO2016194716A1 (ja) | エッジライト型バックライト装置及び液晶表示装置 | |
WO2016183901A1 (zh) | 导光板及背光模组 | |
TW201319690A (zh) | 背光模組 | |
WO2016169173A1 (zh) | 导光板、背光源和显示装置 | |
US20130135895A1 (en) | Surface light source device | |
KR20090086759A (ko) | 정면 휘도가 개선된 길이방향 웨이브 패턴의 프리즘 산을갖는 프리즘 시트, 이를 채용한 백라이트 유니트, 및 상기백라이트 유니트를 구비한 액정표시장치 | |
WO2017063381A1 (zh) | 导光板、背光模组和显示装置 | |
WO2016086534A1 (zh) | 导光板及其制作方法 | |
TW201400944A (zh) | 背光模組及液晶顯示裝置 | |
JP2007256697A (ja) | 液晶表示装置 | |
US20170003434A1 (en) | Backlight module and liquid crystal display | |
TWI526742B (zh) | 曲型背光模組 | |
US20140354919A1 (en) | Light guide plate having rounded polygon pattern and liquid crystal display device having thereof | |
JP2022023207A (ja) | 表示装置 | |
WO2017049877A1 (zh) | 背光模组、显示模组及电子装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WWE | Wipo information: entry into national phase |
Ref document number: 15500945 Country of ref document: US |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 16854765 Country of ref document: EP Kind code of ref document: A1 |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 16854765 Country of ref document: EP Kind code of ref document: A1 |
|
32PN | Ep: public notification in the ep bulletin as address of the adressee cannot be established |
Free format text: NOTING OF LOSS OF RIGHTS PURSUANT TO RULE 112(1) EPC (EPO FORM 1205A DATED 13/09/2018) |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 16854765 Country of ref document: EP Kind code of ref document: A1 |