TWI560500B - Backlight module having brightness enhancement design at periphery of display surface - Google Patents

Backlight module having brightness enhancement design at periphery of display surface

Info

Publication number
TWI560500B
TWI560500B TW104109022A TW104109022A TWI560500B TW I560500 B TWI560500 B TW I560500B TW 104109022 A TW104109022 A TW 104109022A TW 104109022 A TW104109022 A TW 104109022A TW I560500 B TWI560500 B TW I560500B
Authority
TW
Taiwan
Prior art keywords
periphery
display surface
backlight module
brightness enhancement
enhancement design
Prior art date
Application number
TW104109022A
Other languages
English (en)
Other versions
TW201634982A (zh
Inventor
Yung Hsin Liu
Chiung Han Wang
li jia Chen
Original Assignee
Au Optronics 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 Au Optronics Corp filed Critical Au Optronics Corp
Priority to TW104109022A priority Critical patent/TWI560500B/zh
Priority to CN201510584716.5A priority patent/CN105116608B/zh
Priority to US15/072,878 priority patent/US10310327B2/en
Publication of TW201634982A publication Critical patent/TW201634982A/zh
Application granted granted Critical
Publication of TWI560500B publication Critical patent/TWI560500B/zh

Links

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
    • G02F1/133602—Direct backlight
    • G02F1/133603—Direct backlight with LEDs
    • 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
    • G02F1/133602—Direct backlight
    • G02F1/133605—Direct backlight including specially adapted reflectors
    • 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
    • G02F1/133602—Direct backlight
    • G02F1/133608—Direct backlight including particular frames or supporting means
    • 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
    • G02F1/133602—Direct backlight
    • G02F1/133611—Direct backlight including means for improving the brightness uniformity

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Planar Illumination Modules (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
TW104109022A 2015-03-20 2015-03-20 Backlight module having brightness enhancement design at periphery of display surface TWI560500B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
TW104109022A TWI560500B (en) 2015-03-20 2015-03-20 Backlight module having brightness enhancement design at periphery of display surface
CN201510584716.5A CN105116608B (zh) 2015-03-20 2015-09-15 背光模块
US15/072,878 US10310327B2 (en) 2015-03-20 2016-03-17 Backlight module having brightness enhancement design at periphery of display surface

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW104109022A TWI560500B (en) 2015-03-20 2015-03-20 Backlight module having brightness enhancement design at periphery of display surface

Publications (2)

Publication Number Publication Date
TW201634982A TW201634982A (zh) 2016-10-01
TWI560500B true TWI560500B (en) 2016-12-01

Family

ID=54664634

Family Applications (1)

Application Number Title Priority Date Filing Date
TW104109022A TWI560500B (en) 2015-03-20 2015-03-20 Backlight module having brightness enhancement design at periphery of display surface

Country Status (3)

Country Link
US (1) US10310327B2 (zh)
CN (1) CN105116608B (zh)
TW (1) TWI560500B (zh)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106504695B (zh) * 2016-12-15 2019-03-01 深圳市奥拓立翔光电科技有限公司 一种可弯曲的led显示屏局部亮度调整的控制方法
CN107703678A (zh) * 2017-09-11 2018-02-16 青岛海信电器股份有限公司 一种直下式背光模组以及显示装置
CN108279527B (zh) * 2018-01-02 2021-07-30 厦门天马微电子有限公司 背光模组和显示装置
CN209417477U (zh) * 2018-11-22 2019-09-20 惠科股份有限公司 一种背光模组和显示装置
TWI686651B (zh) * 2018-11-23 2020-03-01 友達光電股份有限公司 背光模組
TWI706537B (zh) * 2019-05-28 2020-10-01 友達光電股份有限公司 自發光元件及發光裝置的製造方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5186530A (en) * 1991-11-22 1993-02-16 Tir Systems, Ltd. Lighting structure having variable transmissivity internal light guide illumination
TWM255419U (en) * 2004-04-23 2005-01-11 Coretronic Corp A backlight module of a LCD
CN101253444A (zh) * 2005-08-27 2008-08-27 3M创新有限公司 具有带凹型半透反射板的光回收腔的直接照明式背光源
US20120268940A1 (en) * 2009-12-21 2012-10-25 Sahlin Jennifer J Transflective articles and light assemblies

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JP2007073295A (ja) * 2005-09-06 2007-03-22 Sharp Corp 直下式バックライト装置及び画像表示装置
TWI317837B (en) 2006-02-23 2009-12-01 Chi Mei Optoelectronics Corp Anti-deflection optical film and backlight module and liquid crystal display using the same
JP2007317423A (ja) * 2006-05-24 2007-12-06 Harison Toshiba Lighting Corp バックライトユニット
TWI361308B (en) 2007-06-21 2012-04-01 Chimei Innolux Corp Backlight module and liquid crystal display device
JP5059525B2 (ja) * 2007-09-05 2012-10-24 株式会社ジャパンディスプレイイースト 液晶表示装置
JP2010210750A (ja) * 2009-03-09 2010-09-24 Funai Electric Co Ltd 液晶モジュール
TW201039021A (en) 2009-04-22 2010-11-01 Chi Mei Optoelectronics Corp Adjustable supporting device and related direct type backlight module and liquid crystal display apparatus
TWI391755B (zh) 2009-12-30 2013-04-01 Au Optronics Corp 避免膜片翹曲之背光模組
EP2876490B1 (en) * 2012-07-17 2019-01-02 LG Electronics Inc. Display device
CN102855826B (zh) 2012-09-19 2014-11-26 京东方科技集团股份有限公司 混光距离实验装置
KR101474734B1 (ko) * 2013-06-03 2014-12-22 삼성전자주식회사 발광 장치 및 그것을 구비한 액정 디스플레이
CN103591555B (zh) 2013-11-19 2017-01-18 京东方科技集团股份有限公司 扩散板支撑架、直下式背光模组和显示装置
KR102137128B1 (ko) * 2014-02-05 2020-07-27 삼성디스플레이 주식회사 백라이트 유닛 및 이를 포함하는 디스플레이 장치
KR20150105517A (ko) * 2014-03-06 2015-09-17 삼성디스플레이 주식회사 백라이트 유닛 및 이를 포함하는 표시 장치
KR102243856B1 (ko) * 2014-04-07 2021-04-26 삼성디스플레이 주식회사 표시 장치
JP2015203724A (ja) * 2014-04-11 2015-11-16 船井電機株式会社 表示装置
KR20160022420A (ko) * 2014-08-19 2016-03-02 삼성디스플레이 주식회사 표시장치
KR102222433B1 (ko) * 2014-09-01 2021-03-04 삼성디스플레이 주식회사 백라이트 유닛 및 이를 포함하는 표시 장치
TWI574085B (zh) * 2014-09-11 2017-03-11 友達光電股份有限公司 具光均勻化設計之背光模組
KR102291662B1 (ko) * 2015-02-02 2021-08-20 삼성디스플레이 주식회사 표시 장치

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5186530A (en) * 1991-11-22 1993-02-16 Tir Systems, Ltd. Lighting structure having variable transmissivity internal light guide illumination
TWM255419U (en) * 2004-04-23 2005-01-11 Coretronic Corp A backlight module of a LCD
CN101253444A (zh) * 2005-08-27 2008-08-27 3M创新有限公司 具有带凹型半透反射板的光回收腔的直接照明式背光源
US20120268940A1 (en) * 2009-12-21 2012-10-25 Sahlin Jennifer J Transflective articles and light assemblies

Also Published As

Publication number Publication date
US20160273733A1 (en) 2016-09-22
CN105116608B (zh) 2018-07-17
CN105116608A (zh) 2015-12-02
TW201634982A (zh) 2016-10-01
US10310327B2 (en) 2019-06-04

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