CN114829997A - 导光结构、光源模组和显示模组 - Google Patents

导光结构、光源模组和显示模组 Download PDF

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Publication number
CN114829997A
CN114829997A CN202080002044.1A CN202080002044A CN114829997A CN 114829997 A CN114829997 A CN 114829997A CN 202080002044 A CN202080002044 A CN 202080002044A CN 114829997 A CN114829997 A CN 114829997A
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CN
China
Prior art keywords
light guide
light
guide body
incident surface
cavity
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.)
Granted
Application number
CN202080002044.1A
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English (en)
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CN114829997B (zh
Inventor
赵健
赵超越
陈秀云
孙凌宇
梁菲
侯婷琇
钟鹏
杜景军
肖永康
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.)
BOE Technology Group Co Ltd
Beijing BOE Optoelectronics Technology Co Ltd
Original Assignee
BOE Technology Group Co Ltd
Beijing BOE Optoelectronics Technology Co Ltd
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 BOE Technology Group Co Ltd, Beijing BOE Optoelectronics Technology Co Ltd filed Critical BOE Technology Group Co Ltd
Publication of CN114829997A publication Critical patent/CN114829997A/zh
Application granted granted Critical
Publication of CN114829997B publication Critical patent/CN114829997B/zh
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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
    • G02B6/0045—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 by shaping at least a portion 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
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
    • G02B6/0028—Light guide, e.g. taper
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • 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
    • G02B6/0096—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the lights guides being of the hollow type
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Planar Illumination Modules (AREA)
  • Light Guides In General And Applications Therefor (AREA)

Abstract

一种导光结构(10)、光源模组和显示模组，其中，导光结构(10)包括导光本体和设置在导光本体内的至少一个导光腔(30)；导光本体包括相对设置的入光面(12)和出光面(11)；每个导光腔(30)包括靠近导光本体的入光面(12)的第一端与远离导光本体的入光面(12)的第二端，导光腔(30)从第一端延伸到第二端。

Description

PCT国内申请，说明书已公开。

Claims (20)

  1. PCT国内申请，权利要求书已公开。
CN202080002044.1A 2020-09-21 2020-09-21 导光结构、光源模组和显示模组 Active CN114829997B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2020/116548 WO2022056918A1 (zh) 2020-09-21 2020-09-21 导光结构、光源模组和显示模组

Publications (2)

Publication Number Publication Date
CN114829997A true CN114829997A (zh) 2022-07-29
CN114829997B CN114829997B (zh) 2023-12-12

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CN202080002044.1A Active CN114829997B (zh) 2020-09-21 2020-09-21 导光结构、光源模组和显示模组

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Country Link
US (1) US11774662B2 (zh)
CN (1) CN114829997B (zh)
WO (1) WO2022056918A1 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114967238B (zh) 2022-07-26 2023-01-03 惠科股份有限公司 显示装置和背光模组及其控制方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101761829A (zh) * 2010-01-18 2010-06-30 友达光电股份有限公司 背光模块及使用该背光模块的显示装置
US20140140095A1 (en) * 2011-07-06 2014-05-22 Sharp Kabushiki Kaisha Illumination device and display device
CN103901526A (zh) * 2012-12-28 2014-07-02 群创光电股份有限公司 导光板、背光模块及显示装置
CN109581750A (zh) * 2019-02-01 2019-04-05 京东方科技集团股份有限公司 一种背光模组及显示装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8729581B2 (en) * 2010-01-13 2014-05-20 Apple Inc. Light guide for LED source
TWI434392B (zh) * 2010-05-25 2014-04-11 Compal Communications Inc 具曲面光導陣列的發光二極體裝置
CN202629814U (zh) * 2012-05-31 2012-12-26 京东方科技集团股份有限公司 侧入式背光模组
EP2895794B1 (en) * 2012-09-13 2018-06-27 Quarkstar LLC Illumination systems providing direct and indirect illumination
CN210199347U (zh) * 2019-09-03 2020-03-27 扬昕科技(苏州)有限公司 导光板以及背光模块

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101761829A (zh) * 2010-01-18 2010-06-30 友达光电股份有限公司 背光模块及使用该背光模块的显示装置
US20140140095A1 (en) * 2011-07-06 2014-05-22 Sharp Kabushiki Kaisha Illumination device and display device
CN103901526A (zh) * 2012-12-28 2014-07-02 群创光电股份有限公司 导光板、背光模块及显示装置
CN109581750A (zh) * 2019-02-01 2019-04-05 京东方科技集团股份有限公司 一种背光模组及显示装置

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US11774662B2 (en) 2023-10-03
US20220326428A1 (en) 2022-10-13
CN114829997B (zh) 2023-12-12
WO2022056918A1 (zh) 2022-03-24

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