TWI561897B - Backlight module and liquid crystal display - Google Patents

Backlight module and liquid crystal display

Info

Publication number
TWI561897B
TWI561897B TW102125600A TW102125600A TWI561897B TW I561897 B TWI561897 B TW I561897B TW 102125600 A TW102125600 A TW 102125600A TW 102125600 A TW102125600 A TW 102125600A TW I561897 B TWI561897 B TW I561897B
Authority
TW
Taiwan
Prior art keywords
liquid crystal
crystal display
backlight module
backlight
module
Prior art date
Application number
TW102125600A
Other languages
English (en)
Other versions
TW201504724A (zh
Inventor
Yuhung Hsu
Juilin Chen
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
Priority to TW102125600A priority Critical patent/TWI561897B/zh
Priority to CN2013103467849A priority patent/CN103388786A/zh
Priority to CN201510887173.4A priority patent/CN105403948A/zh
Priority to US14/056,964 priority patent/US9268081B2/en
Publication of TW201504724A publication Critical patent/TW201504724A/zh
Priority to US14/987,773 priority patent/US9618677B2/en
Application granted granted Critical
Publication of TWI561897B publication Critical patent/TWI561897B/zh
Priority to US15/437,424 priority patent/US10067281B2/en

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
    • G02B6/0013—Means for improving the coupling-in of light from the light source into 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
    • G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
    • G02B6/0086—Positioning aspects
    • G02B6/0088—Positioning aspects of the light guide or other optical sheets in the package
    • 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
    • G02B6/002—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 by shaping at least a portion of the light guide, e.g. with collimating, focussing or diverging 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
    • G02B6/005—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
    • 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
    • G02F1/133509—Filters, e.g. light shielding masks
    • G02F1/133512—Light shielding layers, e.g. black matrix
    • 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
    • G02F1/133524—Light-guides, e.g. fibre-optic bundles, louvered or jalousie light-guides
    • 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
    • G02F2202/28—Adhesive materials or arrangements
TW102125600A 2013-07-17 2013-07-17 Backlight module and liquid crystal display TWI561897B (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
TW102125600A TWI561897B (en) 2013-07-17 2013-07-17 Backlight module and liquid crystal display
CN2013103467849A CN103388786A (zh) 2013-07-17 2013-08-09 背光模组及液晶显示器
CN201510887173.4A CN105403948A (zh) 2013-07-17 2013-08-09 导光板、背光模组及液晶显示器
US14/056,964 US9268081B2 (en) 2013-07-17 2013-10-18 Light guide assembly, backlight module and liquid crystal display
US14/987,773 US9618677B2 (en) 2013-07-17 2016-01-05 Backlight module and liquid crystal display
US15/437,424 US10067281B2 (en) 2013-07-17 2017-02-20 Backlight module and liquid crystal display

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW102125600A TWI561897B (en) 2013-07-17 2013-07-17 Backlight module and liquid crystal display

Publications (2)

Publication Number Publication Date
TW201504724A TW201504724A (zh) 2015-02-01
TWI561897B true TWI561897B (en) 2016-12-11

Family

ID=49533143

Family Applications (1)

Application Number Title Priority Date Filing Date
TW102125600A TWI561897B (en) 2013-07-17 2013-07-17 Backlight module and liquid crystal display

Country Status (3)

Country Link
US (1) US9268081B2 (zh)
CN (2) CN103388786A (zh)
TW (1) TWI561897B (zh)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104375324A (zh) * 2014-11-17 2015-02-25 深圳市华星光电技术有限公司 背光模组及具有该背光模组的显示器
TWI559055B (zh) * 2015-08-17 2016-11-21 友達光電股份有限公司 背光模組
KR102582503B1 (ko) * 2015-12-29 2023-09-22 엘지디스플레이 주식회사 액정 표시 장치
CN108121096A (zh) * 2016-11-29 2018-06-05 群创光电股份有限公司 显示设备及其制法
KR102447968B1 (ko) * 2017-10-19 2022-09-27 삼성전자주식회사 디스플레이 장치
CN107620880B (zh) * 2017-10-31 2020-10-16 武汉天马微电子有限公司 背光模组及显示装置
CN109991696B (zh) * 2017-12-29 2020-10-09 中强光电股份有限公司 显示器
CN110187558A (zh) * 2019-05-28 2019-08-30 惠州市华星光电技术有限公司 背光模组以及显示装置
CN113823196B (zh) * 2021-09-28 2023-05-05 武汉华星光电半导体显示技术有限公司 柔性显示模组

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003330377A (ja) * 2002-05-10 2003-11-19 Seiko Epson Corp 電気光学装置および両面テープ、並びに電子機器
US20080002099A1 (en) * 2006-06-30 2008-01-03 Lg Philips Lcd Co., Ltd. Multilevel tool tree
CN102818188A (zh) * 2012-05-08 2012-12-12 友达光电股份有限公司 背光模块
TW201305682A (zh) * 2011-07-29 2013-02-01 Lg Innotek Co Ltd 背光單元及使用該背光單元的顯示設備

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100603850B1 (ko) * 2000-02-24 2006-07-24 엘지.필립스 엘시디 주식회사 액정표시장치용 배광장치의 도광판 및 시트 고정구조
AU2002330309A1 (en) * 2002-09-19 2004-04-08 Matsushita Electric Industrial Co., Ltd. Illumination unit and liquid crystal display comprising it
CN100357813C (zh) * 2003-10-22 2007-12-26 友达光电股份有限公司 显示器面板框胶结构
EP1860372A1 (en) * 2005-02-18 2007-11-28 Minebea Co. Ltd. Planar illumination device
CN100385273C (zh) * 2006-12-01 2008-04-30 友达光电股份有限公司 液晶显示器、其背光模块及其导光结构
CN202720414U (zh) * 2012-04-27 2013-02-06 Tcl光电科技(惠州)有限公司 一种液晶显示模组及其液晶电视
CN202794767U (zh) * 2012-08-03 2013-03-13 广东欧珀移动通信有限公司 一种液晶显示模组结构
CN102914904B (zh) * 2012-10-12 2015-07-15 京东方科技集团股份有限公司 一种液晶显示装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003330377A (ja) * 2002-05-10 2003-11-19 Seiko Epson Corp 電気光学装置および両面テープ、並びに電子機器
US20080002099A1 (en) * 2006-06-30 2008-01-03 Lg Philips Lcd Co., Ltd. Multilevel tool tree
TW201305682A (zh) * 2011-07-29 2013-02-01 Lg Innotek Co Ltd 背光單元及使用該背光單元的顯示設備
CN102818188A (zh) * 2012-05-08 2012-12-12 友达光电股份有限公司 背光模块

Also Published As

Publication number Publication date
US20150022760A1 (en) 2015-01-22
CN103388786A (zh) 2013-11-13
TW201504724A (zh) 2015-02-01
CN105403948A (zh) 2016-03-16
US9268081B2 (en) 2016-02-23

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