CN120215009A - 导光板、背光模组及显示装置 - Google Patents

导光板、背光模组及显示装置 Download PDF

Info

Publication number
CN120215009A
CN120215009A CN202510460475.7A CN202510460475A CN120215009A CN 120215009 A CN120215009 A CN 120215009A CN 202510460475 A CN202510460475 A CN 202510460475A CN 120215009 A CN120215009 A CN 120215009A
Authority
CN
China
Prior art keywords
prism
region
guide plate
light guide
extending direction
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.)
Pending
Application number
CN202510460475.7A
Other languages
English (en)
Chinese (zh)
Inventor
张嘉尹
翁巾婷
陈昊
钟翌菁
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 Guangzhou Opto Electronics Co Ltd
Radiant Opto Electronics Corp
Original Assignee
Radiant Guangzhou Opto Electronics Co Ltd
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 Guangzhou Opto Electronics Co Ltd, Radiant Opto Electronics Corp filed Critical Radiant Guangzhou Opto Electronics Co Ltd
Priority to CN202510460475.7A priority Critical patent/CN120215009A/zh
Publication of CN120215009A publication Critical patent/CN120215009A/zh
Pending legal-status Critical Current

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
    • G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
    • G02B6/0061—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide to provide homogeneous light output intensity
    • 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
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
    • 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
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0016—Grooves, prisms, gratings, scattering particles or rough 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
    • G02B6/0033—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
    • G02B6/0033—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
    • G02B6/0066—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 characterised by the light source being coupled to the light guide
    • G02B6/0068—Arrangements of plural sources, e.g. multi-colour light sources

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Planar Illumination Modules (AREA)
CN202510460475.7A 2017-10-26 2017-10-26 导光板、背光模组及显示装置 Pending CN120215009A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202510460475.7A CN120215009A (zh) 2017-10-26 2017-10-26 导光板、背光模组及显示装置

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN201780014960.5A CN109964157A (zh) 2017-10-26 2017-10-26 导光板、背光模组及显示装置
PCT/CN2017/107761 WO2019080027A1 (zh) 2017-10-26 2017-10-26 导光板、背光模组及显示装置
CN202510460475.7A CN120215009A (zh) 2017-10-26 2017-10-26 导光板、背光模组及显示装置

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN201780014960.5A Division CN109964157A (zh) 2017-10-26 2017-10-26 导光板、背光模组及显示装置

Publications (1)

Publication Number Publication Date
CN120215009A true CN120215009A (zh) 2025-06-27

Family

ID=63640391

Family Applications (2)

Application Number Title Priority Date Filing Date
CN201780014960.5A Pending CN109964157A (zh) 2017-10-26 2017-10-26 导光板、背光模组及显示装置
CN202510460475.7A Pending CN120215009A (zh) 2017-10-26 2017-10-26 导光板、背光模组及显示装置

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CN201780014960.5A Pending CN109964157A (zh) 2017-10-26 2017-10-26 导光板、背光模组及显示装置

Country Status (6)

Country Link
US (1) US10816715B2 (enExample)
JP (1) JP7098738B2 (enExample)
KR (1) KR102460679B1 (enExample)
CN (2) CN109964157A (enExample)
TW (1) TWI629521B (enExample)
WO (1) WO2019080027A1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111010878B (zh) * 2018-08-06 2021-06-04 瑞仪(广州)光电子器件有限公司 导光板、背光模组及显示装置
JP7677218B2 (ja) * 2022-04-20 2025-05-15 株式会社デンソー 光学部材

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3434465B2 (ja) * 1999-04-22 2003-08-11 三菱電機株式会社 液晶表示装置用バックライト
WO2001044716A1 (en) * 1999-12-02 2001-06-21 Reflexite Corporation Asymmetric alternating prism arrays
US6767106B2 (en) * 2000-05-08 2004-07-27 Lexalite International Corporation Edge-lit luminaire having prismatic optical control
JP2006309219A (ja) 2005-04-25 2006-11-09 Samsung Electronics Co Ltd 自発光液晶表示装置
KR100780186B1 (ko) * 2005-04-27 2007-11-27 삼성전기주식회사 발광다이오드를 이용한 ｌｃｄ 백라이트 유니트
EP1744187A1 (en) * 2005-07-15 2007-01-17 Vrije Universiteit Brussel Folded radial brewster polariser
US20070279552A1 (en) * 2006-06-02 2007-12-06 General Electric Company Prism pitch optimization
KR100785025B1 (ko) * 2006-10-26 2007-12-12 삼성전자주식회사 디스플레이 소자용 양면 조명장치 및 이를 채용한 양면디스플레이 소자
KR100868922B1 (ko) * 2007-01-29 2008-11-17 제일모직주식회사 불규칙한 외형의 메인프리즘 및 크로스프리즘을 포함하는액정표시장치용 도광판
JP4878335B2 (ja) * 2007-06-14 2012-02-15 シチズン電子株式会社 導光板の製造方法、導光板及びバックライトユニット並びに表示装置
JP5066741B2 (ja) 2007-09-27 2012-11-07 スタンレー電気株式会社 面光源用導光板
TWM332872U (en) * 2007-10-31 2008-05-21 Nano Prec Corp Light guide plate and side-emitting backlight module having the same
JP2009176562A (ja) 2008-01-24 2009-08-06 Harison Toshiba Lighting Corp バックライトユニット
CN102829393B (zh) * 2012-08-01 2015-04-15 深圳市华星光电技术有限公司 一种光照组件
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
JP6424457B2 (ja) 2014-04-23 2018-11-21 凸版印刷株式会社 車載用表示装置
CN104049296A (zh) 2014-05-27 2014-09-17 瑞仪光电股份有限公司 导光板及光源模组
CN104375236B (zh) * 2014-11-26 2017-10-24 深圳市华星光电技术有限公司 导光板、背光模组及显示器
JP6889533B2 (ja) * 2015-10-21 2021-06-18 スタンレー電気株式会社 紫外線発光装置及び紫外線照射装置
JP2017188250A (ja) 2016-04-04 2017-10-12 ミネベアミツミ株式会社 面状照明装置
CN105929479A (zh) * 2016-04-25 2016-09-07 上海向隆电子科技有限公司 前光板及其设计方法
CN206489292U (zh) * 2016-10-11 2017-09-12 瑞仪光电股份有限公司 显示装置
CN207301397U (zh) * 2017-10-26 2018-05-01 瑞仪光电股份有限公司 导光板、背光模组及显示装置

Also Published As

Publication number Publication date
KR20200091393A (ko) 2020-07-30
US20190129086A1 (en) 2019-05-02
KR102460679B1 (ko) 2022-10-28
US10816715B2 (en) 2020-10-27
WO2019080027A1 (zh) 2019-05-02
CN109964157A (zh) 2019-07-02
JP7098738B2 (ja) 2022-07-11
TWI629521B (zh) 2018-07-11
JP2021508929A (ja) 2021-03-11
TW201917426A (zh) 2019-05-01

Similar Documents

Publication Publication Date Title
US9164215B2 (en) Light guide plate and surface light source device
JP5556837B2 (ja) 面光源装置及び液晶表示装置
US11774663B2 (en) Light guide plate, backlight module, and display device
JP5510038B2 (ja) コリメート光源及び面光源装置
US10890706B2 (en) Optical device
CN101630037B (zh) 背光模组及其导光板
JP6311988B2 (ja) 導光板及び面光源装置
US9261637B2 (en) Surface light source device and its light guide plate
US9128221B2 (en) Light guide plate and surface light source device
US10274663B2 (en) Light guide plate, backlight module and display device
WO2013132661A1 (ja) 面光源装置
US11500144B2 (en) Light guide plate, backlight module and display device
US20150260897A1 (en) Light guide plate, backlight source assembly and display apparatus
JP5867386B2 (ja) 導光板及び面光源装置
CN120215009A (zh) 导光板、背光模组及显示装置
JP2017188250A (ja) 面状照明装置
US10185071B2 (en) Light guide plate, backlight module and display device
KR101686048B1 (ko) 도광판 및 이를 포함하는 백라이트 유닛
JP2010287556A (ja) 照明装置及びこれを備える表示装置
JP2012104506A (ja) 導光板及び液晶表示装置
US10364947B2 (en) LED module
US10281635B2 (en) Light guide plate, backlight module and display device
CN207301397U (zh) 导光板、背光模组及显示装置
JP2012174599A (ja) 照明装置
US9557469B2 (en) Light guide plate, backlight module and display device

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination