CN106019459B - 导光板及背光模组 - Google Patents

导光板及背光模组 Download PDF

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Publication number
CN106019459B
CN106019459B CN201610506504.XA CN201610506504A CN106019459B CN 106019459 B CN106019459 B CN 106019459B CN 201610506504 A CN201610506504 A CN 201610506504A CN 106019459 B CN106019459 B CN 106019459B
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China
Prior art keywords
trapezoid
light incident
incident surface
guide plate
structures
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Chinese (zh)
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CN106019459A (zh
Inventor
张嘉尹
翁巾婷
林信柏
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Radiant Opto Electronics Corp
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Radiant Opto Electronics Corp
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    • 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
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0063—Means for improving the coupling-out of light from the light guide for extracting light out both the major surfaces of the light guide

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Planar Illumination Modules (AREA)
  • Light Guides In General And Applications Therefor (AREA)
CN201610506504.XA 2014-01-02 2014-02-25 导光板及背光模组 Active CN106019459B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
TW103100086 2014-01-02
TW103100086A TWI485453B (zh) 2014-01-02 2014-01-02 導光板
CN201410064244.6A CN103823272B (zh) 2014-01-02 2014-02-25 导光板

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN201410064244.6A Division CN103823272B (zh) 2014-01-02 2014-02-25 导光板

Publications (2)

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CN106019459A CN106019459A (zh) 2016-10-12
CN106019459B true CN106019459B (zh) 2020-11-17

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Family Applications (3)

Application Number Title Priority Date Filing Date
CN201610506504.XA Active CN106019459B (zh) 2014-01-02 2014-02-25 导光板及背光模组
CN201420081418.5U Expired - Lifetime CN203720395U (zh) 2014-01-02 2014-02-25 导光板
CN201410064244.6A Active CN103823272B (zh) 2014-01-02 2014-02-25 导光板

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Application Number Title Priority Date Filing Date
CN201420081418.5U Expired - Lifetime CN203720395U (zh) 2014-01-02 2014-02-25 导光板
CN201410064244.6A Active CN103823272B (zh) 2014-01-02 2014-02-25 导光板

Country Status (5)

Country Link
US (1) US9612383B2 (https=)
JP (1) JP2015130322A (https=)
KR (1) KR20150080899A (https=)
CN (3) CN106019459B (https=)
TW (1) TWI485453B (https=)

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CN105388556A (zh) * 2014-08-20 2016-03-09 瑞仪光电股份有限公司 导光板和光源模块
TWI485453B (zh) 2014-01-02 2015-05-21 Radiant Opto Electronics Corp 導光板
US9442240B2 (en) * 2012-03-16 2016-09-13 Radiant Opto-Electronics Corporation Light guide plate and light source module
TWI481915B (zh) * 2013-08-20 2015-04-21 Radiant Opto Electronics Corp 具多向性結構之導光板
KR102378189B1 (ko) * 2015-07-29 2022-03-24 엘지디스플레이 주식회사 도광판 및 이를 포함하는 백라이트 유닛과 모바일 기기
CN108351951B (zh) 2015-10-26 2023-02-07 瑞尔D斯帕克有限责任公司 智能隐私系统、设备及其方法
CN107179627B (zh) * 2016-03-09 2020-10-23 台湾扬昕股份有限公司 光源模块以及显示装置
KR20170126563A (ko) * 2016-05-09 2017-11-20 삼성디스플레이 주식회사 광학 부재 및 이를 포함하는 표시 장치
CN107402420B (zh) * 2016-05-18 2019-10-15 瑞仪光电(苏州)有限公司 导光板及背光模组
US11079619B2 (en) 2016-05-19 2021-08-03 Reald Spark, Llc Wide angle imaging directional backlights
CN108235738B (zh) * 2016-10-11 2019-11-22 瑞仪光电(苏州)有限公司 导光板、背光模组及显示装置
CN110809732B (zh) 2017-05-08 2025-01-10 瑞尔D斯帕克有限责任公司 用于成像定向背光源的光学叠堆
EP3622342A4 (en) 2017-05-08 2021-02-17 RealD Spark, LLC OPTICAL STACK FOR DIRECTIVE DISPLAY
US10126575B1 (en) 2017-05-08 2018-11-13 Reald Spark, Llc Optical stack for privacy display
TWI878209B (zh) 2017-09-15 2025-04-01 美商瑞爾Ｄ斯帕克有限責任公司 顯示裝置及應用於顯示裝置的視角控制光學元件
US10948648B2 (en) 2017-09-29 2021-03-16 Reald Spark, Llc Backlights having stacked waveguide and optical components with different coefficients of friction
US11070791B2 (en) 2017-11-06 2021-07-20 Reald Spark, Llc Privacy display apparatus
EP3743766B1 (en) 2018-01-25 2026-02-11 RealD Spark, LLC Touch screen for privacy display
CN115718382A (zh) 2018-01-25 2023-02-28 瑞尔D斯帕克有限责任公司 用于防窥显示装置的反射式光学堆叠物
US10935714B2 (en) * 2018-03-22 2021-03-02 Reald Spark, Llc Optical waveguide for directional backlight
US10955715B2 (en) 2018-06-29 2021-03-23 Reald Spark, Llc Optical stack for privacy display
US11073735B2 (en) 2018-07-18 2021-07-27 Reald Spark, Llc Optical stack for switchable directional display
JP2020038769A (ja) * 2018-09-03 2020-03-12 スタンレー電気株式会社 車両用灯具
WO2020072643A1 (en) 2018-10-03 2020-04-09 Reald Spark, Llc Privacy display control apparatus
CN113167953B (zh) 2018-11-07 2023-10-24 瑞尔D斯帕克有限责任公司 定向显示设备
US11287677B2 (en) 2019-01-07 2022-03-29 Reald Spark, Llc Optical stack for privacy display
US11029566B2 (en) 2019-02-12 2021-06-08 Reald Spark, Llc Diffuser for privacy display
TWI912252B (zh) 2019-07-02 2026-01-21 美商瑞爾Ｄ斯帕克有限責任公司 定向顯示設備
EP4007930B1 (en) 2019-08-02 2025-10-08 RealD Spark, LLC Optical stack for privacy display
CN110426776A (zh) * 2019-08-05 2019-11-08 苏州天禄光科技股份有限公司 双面导光板及其制备方法
US11114063B2 (en) 2019-10-02 2021-09-07 Reald Spark, Llc Privacy display apparatus
CN114846393B (zh) 2019-11-13 2024-12-03 瑞尔D斯帕克有限责任公司 离轴显示装置
WO2021118936A1 (en) 2019-12-10 2021-06-17 Reald Spark, Llc Control of reflections of a display device
EP4078254B1 (en) 2019-12-18 2024-09-25 RealD Spark, LLC Control of ambient light for a privacy display
WO2021222615A1 (en) 2020-04-30 2021-11-04 Reald Spark, Llc Directional display apparatus
US11353752B2 (en) 2020-04-30 2022-06-07 Reald Spark, Llc Directional display apparatus
WO2021222598A1 (en) 2020-04-30 2021-11-04 Reald Spark, Llc Directional display apparatus
EP4189285A4 (en) 2020-07-29 2024-07-24 RealD Spark, LLC BACKLIGHT FOR SWITCHABLE DIRECTIONAL DISPLAY
TWI898003B (zh) 2020-07-29 2025-09-21 美商瑞爾Ｄ斯帕克有限責任公司 光瞳照明裝置
JP7493149B2 (ja) * 2020-10-28 2024-05-31 パナソニックＩｐマネジメント株式会社 光屈折部材、光学システム、照明システム、表示システム、移動体及び金型
CN114994823B (zh) * 2021-03-02 2024-01-30 北京小米移动软件有限公司 导光板、背光模组和终端
CN113189695A (zh) * 2021-05-13 2021-07-30 业成科技（成都）有限公司 背光模组及背光模组的制造方法
CN113745242B (zh) * 2021-07-30 2022-07-01 惠科股份有限公司 阵列基板、显示面板、显示装置及阵列基板的制作方法
US11892717B2 (en) 2021-09-30 2024-02-06 Reald Spark, Llc Marks for privacy display
US11977286B2 (en) 2022-02-09 2024-05-07 Reald Spark, Llc Observer-tracked privacy display
TW202332973A (zh) 2022-02-09 2023-08-16 美商瑞爾Ｄ斯帕克有限責任公司 具均勻減低偏軸亮度之顯示裝置
US11892718B2 (en) 2022-04-07 2024-02-06 Reald Spark, Llc Directional display apparatus
CN114910992B (zh) * 2022-04-19 2022-12-13 安徽亿光源光电科技有限公司 高光效型导光板
US12523899B2 (en) 2023-04-25 2026-01-13 Reald Spark, Llc Switchable privacy display
WO2025030030A2 (en) 2023-08-03 2025-02-06 Reald Spark, Llc Privacy displays

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CN1538224A (zh) * 2003-04-15 2004-10-20 ���ǵ�����ʽ���� 具有光偏转器的光导板以及边缘照明型背光系统
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Also Published As

Publication number Publication date
CN103823272B (zh) 2016-08-17
JP2015130322A (ja) 2015-07-16
KR20150080899A (ko) 2015-07-10
TWI485453B (zh) 2015-05-21
US9612383B2 (en) 2017-04-04
US20150185398A1 (en) 2015-07-02
TW201527812A (zh) 2015-07-16
CN203720395U (zh) 2014-07-16
CN106019459A (zh) 2016-10-12
CN103823272A (zh) 2014-05-28

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