TW201839435A - 光導 - Google Patents

光導 Download PDF

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Publication number
TW201839435A
TW201839435A TW107111109A TW107111109A TW201839435A TW 201839435 A TW201839435 A TW 201839435A TW 107111109 A TW107111109 A TW 107111109A TW 107111109 A TW107111109 A TW 107111109A TW 201839435 A TW201839435 A TW 201839435A
Authority
TW
Taiwan
Prior art keywords
features
light guide
discrete
feature
extended
Prior art date
Application number
TW107111109A
Other languages
English (en)
Chinese (zh)
Inventor
羅伯特 繆頓 伊蒙斯
蓋瑞 提摩西 鮑伊德
大衛 亞歷山大 羅森
崔佛 威廉 史都伯
尼可拉斯 艾倫 強森
歐文 邁可 安德森
葛雷漢 麥克 克萊克
愛德華 查爾斯 羅伯茲
丹尼爾 馬丁 哲匹斯基
克莉斯緹 安 吉利特
Original Assignee
美商3M新設資產公司
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.)
Filing date
Publication date
Application filed by 美商3M新設資產公司 filed Critical 美商3M新設資產公司
Publication of TW201839435A publication Critical patent/TW201839435A/zh

Links

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
    • G02B6/0035—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
    • G02B6/0065—Manufacturing aspects; Material aspects

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Planar Illumination Modules (AREA)
  • Light Guides In General And Applications Therefor (AREA)
TW107111109A 2017-03-31 2018-03-30 光導 TW201839435A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201762479842P 2017-03-31 2017-03-31
US62/479,842 2017-03-31

Publications (1)

Publication Number Publication Date
TW201839435A true TW201839435A (zh) 2018-11-01

Family

ID=63674538

Family Applications (1)

Application Number Title Priority Date Filing Date
TW107111109A TW201839435A (zh) 2017-03-31 2018-03-30 光導

Country Status (5)

Country Link
US (1) US10775547B2 (https=)
JP (1) JP7394625B2 (https=)
CN (1) CN110462286A (https=)
TW (1) TW201839435A (https=)
WO (1) WO2018178790A1 (https=)

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EP3622347A4 (en) 2017-05-08 2020-12-23 RealD Spark, LLC OPTICAL STACKING FOR DIRECTIONAL BACKLIGHT IMAGING
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
EP3743766B1 (en) 2018-01-25 2026-02-11 RealD Spark, LLC Touch screen for privacy display
TWI827580B (zh) 2018-01-25 2024-01-01 美商瑞爾Ｄ斯帕克有限責任公司 用於防窺顯示裝置之反射式光學堆疊物
EP3769516B1 (en) 2018-03-22 2025-06-25 RealD Spark, LLC Optical waveguide for directional backlight
US10955715B2 (en) 2018-06-29 2021-03-23 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
US11106103B2 (en) 2018-10-03 2021-08-31 Reald Spark, Llc Privacy display apparatus controlled in response to environment of apparatus
WO2020097156A1 (en) 2018-11-07 2020-05-14 Reald Spark, Llc Directional display apparatus
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
WO2021097066A1 (en) 2019-11-13 2021-05-20 Reald Spark, Llc Off-axis display device
US11796828B2 (en) 2019-12-10 2023-10-24 Reald Spark, Llc Control of reflections of a display device
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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
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US11892717B2 (en) 2021-09-30 2024-02-06 Reald Spark, Llc Marks for 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
US11977286B2 (en) 2022-02-09 2024-05-07 Reald Spark, Llc Observer-tracked privacy display
EP4705827A1 (en) 2023-04-25 2026-03-11 RealD Spark, LLC Switchable privacy display
WO2025030030A2 (en) 2023-08-03 2025-02-06 Reald Spark, Llc Privacy displays

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JP5927536B2 (ja) 2011-07-05 2016-06-01 パナソニックＩｐマネジメント株式会社 導光板および面光源装置
CN102866452B (zh) * 2011-07-05 2016-04-20 松下知识产权经营株式会社 导光板和面光源装置
CN103162177B (zh) 2011-12-16 2015-07-15 奇美实业股份有限公司 侧光式背光模组及导光板
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JP6276373B2 (ja) * 2016-12-06 2018-02-07 富士フイルム株式会社 導光板、これを含むバックライトユニットおよび液晶表示装置

Also Published As

Publication number Publication date
US20200103578A1 (en) 2020-04-02
JP2020516032A (ja) 2020-05-28
WO2018178790A1 (en) 2018-10-04
US10775547B2 (en) 2020-09-15
JP7394625B2 (ja) 2023-12-08
CN110462286A (zh) 2019-11-15

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