CN203720395U - 导光板 - Google Patents

导光板 Download PDF

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Publication number
CN203720395U
CN203720395U CN201420081418.5U CN201420081418U CN203720395U CN 203720395 U CN203720395 U CN 203720395U CN 201420081418 U CN201420081418 U CN 201420081418U CN 203720395 U CN203720395 U CN 203720395U
Authority
CN
China
Prior art keywords
guide plate
light guide
light
plate according
main surface
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.)
Expired - Lifetime
Application number
CN201420081418.5U
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English (en)
Chinese (zh)
Inventor
张嘉尹
翁巾婷
林信柏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Radiant Opto Electronics Corp
Original Assignee
Radiant Opto Electronics Corp
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 Radiant Opto Electronics Corp filed Critical Radiant Opto Electronics Corp
Application granted granted Critical
Publication of CN203720395U publication Critical patent/CN203720395U/zh
Anticipated expiration legal-status Critical
Expired - Lifetime 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Planar Illumination Modules (AREA)
  • Light Guides In General And Applications Therefor (AREA)
CN201420081418.5U 2014-01-02 2014-02-25 导光板 Expired - Lifetime CN203720395U (zh)

Applications Claiming Priority (2)

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

Publications (1)

Publication Number Publication Date
CN203720395U true CN203720395U (zh) 2014-07-16

Family

ID=50758414

Family Applications (3)

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
CN201610506504.XA Active CN106019459B (zh) 2014-01-02 2014-02-25 导光板及背光模组

Family Applications After (2)

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

Country Status (5)

Country Link
US (1) US9612383B2 (https=)
JP (1) JP2015130322A (https=)
KR (1) KR20150080899A (https=)
CN (3) CN203720395U (https=)
TW (1) TWI485453B (https=)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103823272A (zh) * 2014-01-02 2014-05-28 瑞仪光电股份有限公司 导光板
US9442240B2 (en) 2012-03-16 2016-09-13 Radiant Opto-Electronics Corporation Light guide plate and light source module
CN107357083A (zh) * 2016-05-09 2017-11-17 三星显示有限公司 显示装置

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TWI481915B (zh) * 2013-08-20 2015-04-21 Radiant Opto Electronics Corp 具多向性結構之導光板
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
KR102378189B1 (ko) * 2015-07-29 2022-03-24 엘지디스플레이 주식회사 도광판 및 이를 포함하는 백라이트 유닛과 모바일 기기
EP3369034B1 (en) 2015-10-26 2023-07-05 RealD Spark, LLC Intelligent privacy system, apparatus, and method thereof
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
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
WO2017200950A1 (en) 2016-05-19 2017-11-23 Reald Spark, Llc Wide angle imaging directional backlights
WO2018068198A1 (zh) * 2016-10-11 2018-04-19 瑞仪光电(苏州)有限公司 导光板、背光模组及显示装置
EP3622347A4 (en) 2017-05-08 2020-12-23 RealD Spark, LLC OPTICAL STACKING FOR DIRECTIONAL BACKLIGHT IMAGING
US11327358B2 (en) 2017-05-08 2022-05-10 Reald Spark, Llc Optical stack for directional 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
US11115647B2 (en) 2017-11-06 2021-09-07 Reald Spark, Llc Privacy display apparatus
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
EP3743766B1 (en) 2018-01-25 2026-02-11 RealD Spark, LLC Touch screen for privacy display
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
JP2020038769A (ja) * 2018-09-03 2020-03-12 スタンレー電気株式会社 車両用灯具
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
WO2020146091A1 (en) 2019-01-07 2020-07-16 Reald Spark, Llc Optical stack for privacy display
EP3924776B1 (en) 2019-02-12 2024-07-10 RealD Spark, LLC Display device with 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
JP7613798B2 (ja) 2019-08-02 2025-01-15 リアルディー スパーク エルエルシー プライバシーディスプレイ用光学スタック
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
EP4438945B1 (en) 2019-10-02 2025-09-03 RealD Spark, LLC Privacy display apparatus
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
EP4078254B1 (en) 2019-12-18 2024-09-25 RealD Spark, LLC Control of ambient light for a privacy display
CN115768642A (zh) 2020-04-30 2023-03-07 瑞尔D斯帕克有限责任公司 定向显示设备
EP4143631A4 (en) 2020-04-30 2024-05-29 RealD Spark, LLC DIRECTION INDICATOR
US11353752B2 (en) 2020-04-30 2022-06-07 Reald Spark, Llc Directional display apparatus
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
EP4189285A4 (en) 2020-07-29 2024-07-24 RealD Spark, LLC BACKLIGHT FOR SWITCHABLE DIRECTIONAL DISPLAY
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
WO2023196440A1 (en) 2022-04-07 2023-10-12 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
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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CN201083845Y (zh) * 2007-09-18 2008-07-09 台湾奈普光电科技股份有限公司 导光板
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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
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
JP2013143326A (ja) * 2012-01-12 2013-07-22 Mitsubishi Electric Corp バックライト及びこれを備えた液晶表示装置
JP5556837B2 (ja) * 2012-03-15 2014-07-23 オムロン株式会社 面光源装置及び液晶表示装置
TWI485453B (zh) * 2014-01-02 2015-05-21 Radiant Opto Electronics Corp 導光板
CN202563116U (zh) * 2012-05-28 2012-11-28 殷素峰 网点混排式导光板
JP5927538B2 (ja) * 2012-06-25 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
CN203037888U (zh) 2012-09-05 2013-07-03 深圳市德仓科技有限公司 一种导光板及背光模组
CN103424801A (zh) * 2013-08-20 2013-12-04 瑞仪光电股份有限公司 具多向性结构的导光板

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9442240B2 (en) 2012-03-16 2016-09-13 Radiant Opto-Electronics Corporation Light guide plate and light source module
CN103823272A (zh) * 2014-01-02 2014-05-28 瑞仪光电股份有限公司 导光板
CN103823272B (zh) * 2014-01-02 2016-08-17 瑞仪光电股份有限公司 导光板
US9612383B2 (en) 2014-01-02 2017-04-04 Radiant Opto-Electronics Corporation Light guide plate
CN107357083A (zh) * 2016-05-09 2017-11-17 三星显示有限公司 显示装置

Also Published As

Publication number Publication date
CN103823272B (zh) 2016-08-17
US9612383B2 (en) 2017-04-04
TW201527812A (zh) 2015-07-16
JP2015130322A (ja) 2015-07-16
CN103823272A (zh) 2014-05-28
KR20150080899A (ko) 2015-07-10
CN106019459A (zh) 2016-10-12
TWI485453B (zh) 2015-05-21
US20150185398A1 (en) 2015-07-02
CN106019459B (zh) 2020-11-17

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C14 Grant of patent or utility model
GR01 Patent grant
AV01 Patent right actively abandoned

Granted publication date: 20140716

Effective date of abandoning: 20160817

AV01 Patent right actively abandoned

Granted publication date: 20140716

Effective date of abandoning: 20160817

C25 Abandonment of patent right or utility model to avoid double patenting