CN114830021A - 一种背光模组及显示装置 - Google Patents

一种背光模组及显示装置 Download PDF

Info

Publication number
CN114830021A
CN114830021A CN202080002812.3A CN202080002812A CN114830021A CN 114830021 A CN114830021 A CN 114830021A CN 202080002812 A CN202080002812 A CN 202080002812A CN 114830021 A CN114830021 A CN 114830021A
Authority
CN
China
Prior art keywords
light
backlight module
area
guide plate
light guide
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
CN202080002812.3A
Other languages
English (en)
Inventor
林敬飞
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
K Tronics Suzhou Technology Co Ltd
Original Assignee
BOE Technology Group Co Ltd
K Tronics Suzhou 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.)
Filing date
Publication date
Application filed by BOE Technology Group Co Ltd, K Tronics Suzhou Technology Co Ltd filed Critical BOE Technology Group Co Ltd
Publication of CN114830021A publication Critical patent/CN114830021A/zh
Pending legal-status Critical Current

Links

Images

Classifications

    • 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
    • G02F1/133615—Edge-illuminating devices, i.e. illuminating from the side
    • 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
    • G02B5/00—Optical elements other than lenses
    • G02B5/003—Light absorbing elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/206—Filters comprising particles embedded in a solid matrix
    • 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
    • G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side 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
    • G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
    • G02B6/0055—Reflecting element, sheet or layer
    • 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
    • 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
    • G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
    • 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
    • G02F1/133614—Illuminating devices using photoluminescence, e.g. phosphors illuminated by UV or blue light
    • 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
    • G02F1/133617—Illumination with ultraviolet light; Luminescent elements or materials associated to the cell
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B2207/00—Coding scheme for general features or characteristics of optical elements and systems of subclass G02B, but not including elements and systems which would be classified in G02B6/00 and subgroups
    • G02B2207/101—Nanooptics
    • 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
    • G02F2202/00—Materials and properties
    • G02F2202/36—Micro- or nanomaterials

Landscapes

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

Abstract

本公开实施例公开了一种背光模组及显示装置，背光模组包括：导光板，导光板包括：相对设置的底面和出光面，连接底面和出光面的入光面；侧入式光源，侧入式光源位于导光板的入光面一侧；量子点膜，位于导光板的出光面；反射膜，位于导光板的底面一侧，反射膜包括本体以及位于本体四周的黄色膜，黄色膜被配置为吸收从导光板折射至反射膜四周的蓝光。

Description

PCT国内申请，说明书已公开。

Claims (12)

  1. PCT国内申请，权利要求书已公开。
CN202080002812.3A 2020-11-17 2020-11-17 一种背光模组及显示装置 Pending CN114830021A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2020/129498 WO2022104554A1 (zh) 2020-11-17 2020-11-17 一种背光模组及显示装置

Publications (1)

Publication Number Publication Date
CN114830021A true CN114830021A (zh) 2022-07-29

Family

ID=81707987

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202080002812.3A Pending CN114830021A (zh) 2020-11-17 2020-11-17 一种背光模组及显示装置

Country Status (3)

Country Link
US (1) US12038647B2 (zh)
CN (1) CN114830021A (zh)
WO (1) WO2022104554A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116381987A (zh) * 2023-05-31 2023-07-04 惠科股份有限公司 背光模组和显示装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114859605A (zh) * 2022-06-01 2022-08-05 深圳市兆驰股份有限公司 印刷有蓝色油墨网点的反射片、背光模组及量子点电视

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110298696A1 (en) * 2010-06-04 2011-12-08 Mingxia Gu Displays with uniform backlight colors
CN103592705A (zh) * 2013-11-06 2014-02-19 苏州东显光电科技有限公司 一种扩散板及其制作方法、背光模组
CN105068315A (zh) * 2015-09-01 2015-11-18 深圳Tcl新技术有限公司 蓝光led直下式背光模组和液晶显示屏
CN105402640A (zh) * 2014-09-15 2016-03-16 扬升照明股份有限公司 背光模块
CN105676522A (zh) * 2014-12-09 2016-06-15 三星电子株式会社 显示装置
CN206248967U (zh) * 2016-12-14 2017-06-13 深圳Tcl新技术有限公司 光源组件及显示装置
CN107327747A (zh) * 2017-06-26 2017-11-07 青岛海信电器股份有限公司 一种背光模组及显示装置
CN107477436A (zh) * 2017-08-16 2017-12-15 深圳创维－Rgb电子有限公司 一种量子点背光模组及背光设备
CN107728381A (zh) * 2017-11-29 2018-02-23 广东轩朗实业有限公司 量子点背光模组

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101918127B1 (ko) * 2011-07-08 2018-11-14 엘지디스플레이 주식회사 백라이트 유닛 및 이를 구비한 액정표시장치
TWM486782U (zh) * 2014-05-06 2014-09-21 Coretronic Corp 反射單元及背光模組
CN108775541B (zh) * 2018-06-25 2020-03-10 福州大学 一种新型量子点体导光板背光模组结构及其制备方法

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110298696A1 (en) * 2010-06-04 2011-12-08 Mingxia Gu Displays with uniform backlight colors
CN103592705A (zh) * 2013-11-06 2014-02-19 苏州东显光电科技有限公司 一种扩散板及其制作方法、背光模组
CN105402640A (zh) * 2014-09-15 2016-03-16 扬升照明股份有限公司 背光模块
CN105676522A (zh) * 2014-12-09 2016-06-15 三星电子株式会社 显示装置
CN105068315A (zh) * 2015-09-01 2015-11-18 深圳Tcl新技术有限公司 蓝光led直下式背光模组和液晶显示屏
CN206248967U (zh) * 2016-12-14 2017-06-13 深圳Tcl新技术有限公司 光源组件及显示装置
CN107327747A (zh) * 2017-06-26 2017-11-07 青岛海信电器股份有限公司 一种背光模组及显示装置
CN107477436A (zh) * 2017-08-16 2017-12-15 深圳创维－Rgb电子有限公司 一种量子点背光模组及背光设备
CN107728381A (zh) * 2017-11-29 2018-02-23 广东轩朗实业有限公司 量子点背光模组

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116381987A (zh) * 2023-05-31 2023-07-04 惠科股份有限公司 背光模组和显示装置
CN116381987B (zh) * 2023-05-31 2023-08-25 惠科股份有限公司 背光模组和显示装置

Also Published As

Publication number Publication date
US12038647B2 (en) 2024-07-16
US20230408868A1 (en) 2023-12-21
WO2022104554A1 (zh) 2022-05-27

Similar Documents

Publication Publication Date Title
US10845641B2 (en) Direct backlight module and liquid crystal display device
KR100566173B1 (ko) 표시 장치 및 전자 기기
US10739504B2 (en) Light guide plate comprising a cavity having a flat bottom surface and a plurality of quantum dots confined within the cavity by sidewalls and a cover film
US20070070270A1 (en) Display
US10914884B2 (en) Backlight module and manufacturing method thereof, display device and light guide device
US6882380B2 (en) Liquid crystal display
US20220236604A1 (en) Liquid crystal display device
CN109283746B (zh) 背光模组及显示装置
CN110646981A (zh) 一种显示装置
CN114830021A (zh) 一种背光模组及显示装置
US9645298B2 (en) Backlight module and liquid crystal display device
WO2023160643A1 (zh) 显示模组和显示装置
CN109407403B (zh) 背光模组及显示装置
US20050243578A1 (en) Back light assembly and liquid crystal display apparatus having the same
CN115176197B (zh) 光学膜片、背光模组及显示装置
EP3709076B1 (en) Backlight module and display device
KR102416031B1 (ko) 백라이트 유닛 및 이를 포함하는 표시 장치
CN113189814A (zh) 一种显示装置
US7226199B2 (en) Lighting unit and liquid crystal display device using the unit
US7077557B2 (en) Surface light source device
US10871606B2 (en) Light diffusing component, backlight component and display device
CN110376796B (zh) 一种显示装置、其制作方法
KR102106546B1 (ko) 액정표시장치 및 그 제조방법
US11194189B2 (en) Display apparatus
US20050063657A1 (en) [light guide plate structure and back light module]

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
RJ01 Rejection of invention patent application after publication

Application publication date: 20220729