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

导光板及背光模组 Download PDF

Info

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
Authority
CN
China
Prior art keywords
trapezoid
light incident
incident surface
guide plate
structures
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.)
Active
Application number
CN201610506504.XA
Other languages
English (en)
Chinese (zh)
Other versions
CN106019459A (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
Publication of CN106019459A publication Critical patent/CN106019459A/zh
Application granted granted Critical
Publication of CN106019459B publication Critical patent/CN106019459B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G02B6/0038—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)
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
TW103100086A TWI485453B (zh) 2014-01-02 2014-01-02 導光板
TW103100086 2014-01-02
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)

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

Family

ID=50758414

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

Family Applications After (2)

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 (enExample)
JP (1) JP2015130322A (enExample)
KR (1) KR20150080899A (enExample)
CN (3) CN106019459B (enExample)
TW (1) TWI485453B (enExample)

Families Citing this family (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
EP3458897B1 (en) 2016-05-19 2025-04-02 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
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
US20210199879A1 (en) 2017-05-08 2021-07-01 Reald Spark, Llc Optical stack for imaging directional backlights
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
US11109014B2 (en) 2017-11-06 2021-08-31 Reald Spark, Llc Privacy display apparatus
KR102853103B1 (ko) 2018-01-25 2025-09-03 리얼디 스파크, 엘엘씨 프라이버시 디스플레이를 위한 반사 광학 스택
CN118672006A (zh) 2018-01-25 2024-09-20 瑞尔D斯帕克有限责任公司 用于隐私显示器的触摸屏
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
CN112639591B (zh) 2018-06-29 2025-06-06 瑞尔D斯帕克有限责任公司 隐私显示的稳定化
CN112602011A (zh) 2018-07-18 2021-04-02 瑞尔D斯帕克有限责任公司 用于可切换定向显示器的光学堆叠
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
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
US11029566B2 (en) 2019-02-12 2021-06-08 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
WO2021026018A1 (en) 2019-08-02 2021-02-11 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
CN114730549B (zh) 2019-10-02 2025-07-11 瑞尔D斯帕克有限责任公司 隐私显示设备
WO2021097040A1 (en) 2019-11-13 2021-05-20 Reald Spark, Llc Display device with uniform off-axis luminance reduction
EP4073560A4 (en) 2019-12-10 2024-02-21 RealD Spark, LLC REFLECTION CONTROL OF A DISPLAY DEVICE
EP4440248A3 (en) 2019-12-18 2024-10-16 RealD Spark, LLC Control of ambient light for a privacy display
US11442316B2 (en) 2020-04-30 2022-09-13 Reald Spark, Llc Directional display apparatus
EP4143631A4 (en) 2020-04-30 2024-05-29 RealD Spark, LLC DIRECTION INDICATOR
EP4143042B1 (en) 2020-04-30 2025-09-24 RealD Spark, LLC Directional display apparatus
US11624944B2 (en) 2020-07-29 2023-04-11 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
US11892717B2 (en) 2021-09-30 2024-02-06 Reald Spark, Llc Marks for privacy display
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
WO2024226506A1 (en) 2023-04-25 2024-10-31 Reald Spark, Llc Switchable privacy display
WO2025030030A2 (en) 2023-08-03 2025-02-06 Reald Spark, Llc Privacy displays

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
TWM309123U (en) * 2006-10-13 2007-04-01 Taiwan Nano Electro Opt Tech Improved structure for light guiding plate
CN101042449A (zh) * 2006-03-25 2007-09-26 鸿富锦精密工业（深圳）有限公司 导光板和背光模组
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
CN101398149A (zh) * 2007-09-27 2009-04-01 斯坦雷电气株式会社 面光源用导光板
CN102128388A (zh) * 2010-01-12 2011-07-20 欧姆龙株式会社 面光源装置及液晶显示装置

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI247142B (en) 2002-11-20 2006-01-11 Hon Hai Prec Ind Co Ltd Light guide plate used for backlight module
TWI282870B (en) 2003-04-25 2007-06-21 Hon Hai Prec Ind Co Ltd Backlight module and light guide plate thereof
JP4385031B2 (ja) * 2006-03-31 2009-12-16 日本ライツ株式会社 導光板および平面照明装置
JPWO2008066154A1 (ja) * 2006-12-01 2010-03-11 株式会社クラレ 面光源素子及びこれを備えた画像表示装置
KR100781328B1 (ko) * 2007-01-29 2007-11-30 제일모직주식회사 액정표시장치 백라이트 유닛용 도광판 및 이를 이용한액정표시장치용 백라이트 유닛
KR101391891B1 (ko) * 2007-06-22 2014-05-07 삼성디스플레이 주식회사 도광판, 이의 제조방법 및 이를 포함하는 액정 표시 장치
JP2009134883A (ja) * 2007-11-28 2009-06-18 Nippon Leiz Co Ltd 導光板および平面照明装置
JP2009176593A (ja) * 2008-01-25 2009-08-06 Seiko Instruments Inc 照明装置及びこれを用いた表示装置
TWI416179B (zh) * 2009-03-20 2013-11-21 Wintek Corp 導光結構及應用其之背光模組
JP5343752B2 (ja) * 2009-07-31 2013-11-13 大日本印刷株式会社 導光板、導光板の製造方法、面光源装置および液晶表示装置
KR101184449B1 (ko) * 2009-12-28 2012-09-21 제일모직주식회사 패턴 도광판, 그 제조방법 및 이를 이용한 액정표시장치 백라이트 유닛
WO2011093173A1 (ja) * 2010-01-29 2011-08-04 日本ゼオン株式会社 導光体、照明装置及び液晶表示装置
JP2012164583A (ja) * 2011-02-08 2012-08-30 Dainippon Printing Co Ltd 導光板、面光源装置、透過型表示装置
JP5736957B2 (ja) * 2011-05-20 2015-06-17 大日本印刷株式会社 導光板、面光源装置および表示装置
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
CN106802447A (zh) * 2013-08-20 2017-06-06 瑞仪光电股份有限公司 导光板及背光模块

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN101042449A (zh) * 2006-03-25 2007-09-26 鸿富锦精密工业（深圳）有限公司 导光板和背光模组
TWM309123U (en) * 2006-10-13 2007-04-01 Taiwan Nano Electro Opt Tech Improved structure for light guiding plate
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
CN101398149A (zh) * 2007-09-27 2009-04-01 斯坦雷电气株式会社 面光源用导光板
CN102128388A (zh) * 2010-01-12 2011-07-20 欧姆龙株式会社 面光源装置及液晶显示装置

Also Published As

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

Similar Documents

Publication Publication Date Title
CN106019459B (zh) 导光板及背光模组
TWI481915B (zh) 具多向性結構之導光板
TWI575266B (zh) 導光板、光源模組及顯示裝置
CN103424801A (zh) 具多向性结构的导光板
US8979350B2 (en) Light guide plate and backlight module using same
CN202253055U (zh) 光源模块
JP6199915B2 (ja) 面状照明装置
CN101738673A (zh) 导光板及背光模组
CN101571252B (zh) 背光模块
US11500144B2 (en) Light guide plate, backlight module and display device
CN104763919B (zh) 光源模块
TW201426125A (zh) 導光板及背光模組
TWI521251B (zh) 導光板及背光模組
TWI588553B (zh) 導光板及背光模組
TWI551905B (zh) 導光板及背光模組
CN104344283B (zh) 背光模块
CN111367001B (zh) 光学元件及应用该光学元件的显示装置
US9121975B2 (en) Backlight module
TWI490571B (zh) 導光板及具有其之背光模組
CN104344345A (zh) 透镜以及应用该透镜的光源模组
CN203502611U (zh) 导光板及侧光式背光模块
CN101694286A (zh) 导光板及使用其的背光模块
CN210109376U (zh) 一种平板型导光板
TWI490562B (zh) 背光模組
CN101526639A (zh) 导光板及其入光结构

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant