KR100901466B1 - 면광원 장치 및 프리즘 시트와 액정 표시 장치 - Google Patents

면광원 장치 및 프리즘 시트와 액정 표시 장치 Download PDF

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Publication number
KR100901466B1
KR100901466B1 KR1020070043588A KR20070043588A KR100901466B1 KR 100901466 B1 KR100901466 B1 KR 100901466B1 KR 1020070043588 A KR1020070043588 A KR 1020070043588A KR 20070043588 A KR20070043588 A KR 20070043588A KR 100901466 B1 KR100901466 B1 KR 100901466B1
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South Korea
Prior art keywords
prism
degrees
light
liquid crystal
light source
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Expired - Fee Related
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KR1020070043588A
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English (en)
Korean (ko)
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KR20070116720A (ko
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사카에 다나카
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미쿠니 일렉트론 컴퍼니 리미티드
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    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • G09G3/3406—Control of illumination source
    • G09G3/342—Control of illumination source using several illumination sources separately controlled corresponding to different display panel areas, e.g. along one dimension such as lines
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/04—Prisms
    • G02B5/045—Prism arrays
    • 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
    • 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
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • G09G3/3406—Control of illumination source
    • G09G3/3413—Details of control of colour illumination sources
    • 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
    • G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
    • G02F1/133607—Direct backlight including a specially adapted diffusing, scattering or light controlling members the light controlling member including light directing or refracting elements, e.g. prisms or lenses
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2310/00—Command of the display device
    • G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
    • G09G2310/0235—Field-sequential colour display
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2310/00—Command of the display device
    • G09G2310/06—Details of flat display driving waveforms
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • G09G3/3406—Control of illumination source
    • G09G3/342—Control of illumination source using several illumination sources separately controlled corresponding to different display panel areas, e.g. along one dimension such as lines
    • G09G3/3426—Control of illumination source using several illumination sources separately controlled corresponding to different display panel areas, e.g. along one dimension such as lines the different display panel areas being distributed in two dimensions, e.g. matrix

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Liquid Crystal (AREA)
  • Planar Illumination Modules (AREA)
  • Optical Elements Other Than Lenses (AREA)
KR1020070043588A 2006-06-06 2007-05-04 면광원 장치 및 프리즘 시트와 액정 표시 장치 Expired - Fee Related KR100901466B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JPJP-P-2006-00193405 2006-06-06
JP2006193405A JP4962884B2 (ja) 2006-06-06 2006-06-06 面光源装置ならびにプリズムシートと液晶表示装置

Publications (2)

Publication Number Publication Date
KR20070116720A KR20070116720A (ko) 2007-12-11
KR100901466B1 true KR100901466B1 (ko) 2009-06-08

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020070043588A Expired - Fee Related KR100901466B1 (ko) 2006-06-06 2007-05-04 면광원 장치 및 프리즘 시트와 액정 표시 장치

Country Status (6)

Country Link
US (1) US20070279352A1 (https=)
JP (1) JP4962884B2 (https=)
KR (1) KR100901466B1 (https=)
CN (4) CN101488331B (https=)
GB (3) GB2438939A (https=)
TW (2) TW200745622A (https=)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101224607B1 (ko) * 2012-05-31 2013-01-22 주식회사 이아이라이팅 다중 반사식 광학모듈
WO2017047947A1 (ko) * 2015-09-17 2017-03-23 삼성에스디아이 주식회사 광학시트 및 이를 포함하는 광학표시장치
KR20170087781A (ko) * 2016-01-21 2017-07-31 삼성에스디아이 주식회사 광학시트 및 이를 포함하는 광학표시장치
KR101854505B1 (ko) * 2015-09-17 2018-05-04 삼성에스디아이 주식회사 퀀텀닷 액정디스플레이(qd lcd) 장치

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CN101300521B (zh) * 2005-11-04 2010-04-14 夏普株式会社 液晶显示装置
JP2008146025A (ja) * 2006-11-15 2008-06-26 Sumitomo Chemical Co Ltd 光拡散板及び面光源装置並びに液晶表示装置
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JP5011151B2 (ja) * 2008-02-12 2012-08-29 株式会社日立製作所 液晶ディスプレイ機器
US8730579B2 (en) * 2008-07-29 2014-05-20 Dae-Hwan Lee Optical sheet having enhanced optical characteristics
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JPWO2010061699A1 (ja) * 2008-11-27 2012-04-26 シャープ株式会社 薄型バックライトシステムおよびこれを用いた液晶表示装置
JP2012048220A (ja) * 2010-07-26 2012-03-08 Semiconductor Energy Lab Co Ltd 液晶表示装置及びその駆動方法
WO2012014686A1 (en) 2010-07-27 2012-02-02 Semiconductor Energy Laboratory Co., Ltd. Method for driving liquid crystal display device
TWI562109B (en) * 2010-08-05 2016-12-11 Semiconductor Energy Lab Co Ltd Driving method of liquid crystal display device
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JP5950320B2 (ja) 2010-11-10 2016-07-13 日本電気株式会社 電子機器
CN102022650B (zh) * 2010-12-08 2012-10-03 大连金三维科技有限公司 Led灯具和led照明设备
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TWI476364B (zh) * 2011-05-09 2015-03-11 Lin Cho Yi 感測方法與裝置
JP2015038812A (ja) * 2011-12-15 2015-02-26 パナソニック株式会社 バックライト装置および液晶表示装置
TW201420959A (zh) * 2012-11-16 2014-06-01 Convida Healthcare & Systems Corp Ｌｅｄ色溫調整混光結構
CN103836583A (zh) * 2012-11-26 2014-06-04 康源医疗设备股份有限公司 Led色温调整混光结构
US10048429B2 (en) * 2013-09-26 2018-08-14 The Regents Of The University Of California Illuminator with adjustable beam direction and divergence
CN106462004B (zh) * 2014-05-30 2019-08-30 3M创新有限公司 具有非对称转向膜的时间多路复用背光源
CN104238182B (zh) * 2014-09-30 2017-04-05 深圳市华星光电技术有限公司 液晶显示装置
CN104238183A (zh) * 2014-09-30 2014-12-24 深圳市华星光电技术有限公司 液晶显示装置
CN104216167B (zh) * 2014-09-30 2017-02-15 深圳市华星光电技术有限公司 液晶显示装置
US9470925B2 (en) 2014-09-30 2016-10-18 Shenzhen China Star Optoelectronics Technology Co., Ltd Liquid crystal display device
CN104216173A (zh) * 2014-09-30 2014-12-17 深圳市华星光电技术有限公司 液晶显示装置
JP2015132845A (ja) * 2015-03-16 2015-07-23 大日本印刷株式会社 偏向光学シート積層体、面光源装置、映像源モジュール、及び液晶表示装置
US10948650B2 (en) 2015-08-13 2021-03-16 3M Innovative Properties Company Display including turning film and diffuser
US10884172B2 (en) 2018-09-21 2021-01-05 Nichia Corporation Light emitting device
TWI748325B (zh) * 2019-03-28 2021-12-01 宏達國際電子股份有限公司 頭戴式顯示器及其背光裝置
JP7516877B2 (ja) * 2020-06-03 2024-07-17 Ｔｏｐｐａｎホールディングス株式会社 空中表示装置
CN115995221B (zh) * 2023-03-23 2023-06-23 惠科股份有限公司 一种显示装置及电子设备

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CN101488331B (zh) 2012-10-10
US20070279352A1 (en) 2007-12-06
CN101937150B (zh) 2012-01-04
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TW200745622A (en) 2007-12-16
GB2452854A (en) 2009-03-18
GB2438939A (en) 2007-12-12
TW201116859A (en) 2011-05-16
CN101488331A (zh) 2009-07-22
CN100568069C (zh) 2009-12-09
KR20070116720A (ko) 2007-12-11
GB0816798D0 (en) 2008-10-22
GB0816796D0 (en) 2008-10-22
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CN101937150A (zh) 2011-01-05
JP4962884B2 (ja) 2012-06-27

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