KR20150080899A - 광 가이드 플레이트 - Google Patents

광 가이드 플레이트 Download PDF

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Publication number
KR20150080899A
KR20150080899A KR1020140109847A KR20140109847A KR20150080899A KR 20150080899 A KR20150080899 A KR 20150080899A KR 1020140109847 A KR1020140109847 A KR 1020140109847A KR 20140109847 A KR20140109847 A KR 20140109847A KR 20150080899 A KR20150080899 A KR 20150080899A
Authority
KR
South Korea
Prior art keywords
trapezoidal
light
guide plate
main surface
light guide
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.)
Withdrawn
Application number
KR1020140109847A
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English (en)
Korean (ko)
Inventor
치아-인 창
친-팅 웽
신-보 린
Original Assignee
레디언트 옵토-일렉트로닉스 코포레이션
Priority date (The priority date 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 date listed.)
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Publication date
Application filed by 레디언트 옵토-일렉트로닉스 코포레이션 filed Critical 레디언트 옵토-일렉트로닉스 코포레이션
Publication of KR20150080899A publication Critical patent/KR20150080899A/ko
Withdrawn legal-status Critical Current

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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
    • G02B6/0033—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)
KR1020140109847A 2014-01-02 2014-08-22 광 가이드 플레이트 Withdrawn KR20150080899A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
TW103100086 2014-01-02
TW103100086A TWI485453B (zh) 2014-01-02 2014-01-02 導光板

Publications (1)

Publication Number Publication Date
KR20150080899A true KR20150080899A (ko) 2015-07-10

Family

ID=50758414

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020140109847A Withdrawn KR20150080899A (ko) 2014-01-02 2014-08-22 광 가이드 플레이트

Country Status (5)

Country Link
US (1) US9612383B2 (enExample)
JP (1) JP2015130322A (enExample)
KR (1) KR20150080899A (enExample)
CN (3) CN103823272B (enExample)
TW (1) TWI485453B (enExample)

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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
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
US11115647B2 (en) 2017-11-06 2021-09-07 Reald Spark, Llc Privacy display apparatus
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JP7353007B2 (ja) 2018-01-25 2023-09-29 リアルディー スパーク エルエルシー プライバシー表示用タッチスクリーン
JP7495027B2 (ja) * 2018-03-22 2024-06-04 リアルディー スパーク エルエルシー 光導波路、バックライト装置およびディスプレイ装置
WO2020005748A1 (en) 2018-06-29 2020-01-02 Reald Spark, Llc Optical stack for privacy display
WO2020018552A1 (en) 2018-07-18 2020-01-23 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
JP7583715B2 (ja) 2018-11-07 2024-11-14 リアルディー スパーク エルエルシー 指向性ディスプレイ装置
US11287677B2 (en) 2019-01-07 2022-03-29 Reald Spark, Llc Optical stack for privacy display
WO2020167680A1 (en) 2019-02-12 2020-08-20 Reald Spark, Llc Diffuser for privacy display
TW202102883A (zh) 2019-07-02 2021-01-16 美商瑞爾Ｄ斯帕克有限責任公司 定向顯示設備
US11099447B2 (en) 2019-08-02 2021-08-24 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
EP4058830B1 (en) 2019-11-13 2025-01-01 RealD Spark, LLC Display device with uniform off-axis luminance reduction
CN114761844A (zh) 2019-12-10 2022-07-15 瑞尔D斯帕克有限责任公司 显示装置的反射的控制
CN114902093B (zh) 2019-12-18 2025-09-26 瑞尔D斯帕克有限责任公司 用于隐私显示的环境光的控制
WO2021222598A1 (en) 2020-04-30 2021-11-04 Reald Spark, Llc Directional display apparatus
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WO2022026536A1 (en) 2020-07-29 2022-02-03 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
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
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WO2023154217A1 (en) 2022-02-09 2023-08-17 Reald Spark, Llc Observer-tracked privacy display
EP4505240A1 (en) 2022-04-07 2025-02-12 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
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TWI485453B (zh) * 2014-01-02 2015-05-21 Radiant Opto Electronics Corp 導光板
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Also Published As

Publication number Publication date
CN106019459A (zh) 2016-10-12
CN203720395U (zh) 2014-07-16
TW201527812A (zh) 2015-07-16
US9612383B2 (en) 2017-04-04
CN106019459B (zh) 2020-11-17
TWI485453B (zh) 2015-05-21
US20150185398A1 (en) 2015-07-02
CN103823272A (zh) 2014-05-28
JP2015130322A (ja) 2015-07-16
CN103823272B (zh) 2016-08-17

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Legal Events

Date Code Title Description
PA0109 Patent application

Patent event code: PA01091R01D

Comment text: Patent Application

Patent event date: 20140822

PG1501 Laying open of application
PC1203 Withdrawal of no request for examination
WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid