BRPI0919739A2 - dispositivo de controle de quantidade de luz, unidade de luz de fundo, painel de exibição de cristal líquido, e dispositivo de exibição de cristal líquid - Google Patents

dispositivo de controle de quantidade de luz, unidade de luz de fundo, painel de exibição de cristal líquido, e dispositivo de exibição de cristal líquid

Info

Publication number
BRPI0919739A2
BRPI0919739A2 BRPI0919739A BRPI0919739A BRPI0919739A2 BR PI0919739 A2 BRPI0919739 A2 BR PI0919739A2 BR PI0919739 A BRPI0919739 A BR PI0919739A BR PI0919739 A BRPI0919739 A BR PI0919739A BR PI0919739 A2 BRPI0919739 A2 BR PI0919739A2
Authority
BR
Brazil
Prior art keywords
liquid crystal
crystal display
backlight unit
light quantity
quantity control
Prior art date
Application number
BRPI0919739A
Other languages
English (en)
Inventor
Takeshi Ishida
Original Assignee
Sharp Kk
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 Sharp Kk filed Critical Sharp Kk
Publication of BRPI0919739A2 publication Critical patent/BRPI0919739A2/pt

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
    • G02F1/1347—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells
    • G02F1/13476—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells in which at least one liquid crystal cell or layer assumes a scattering state
    • 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
    • G02F1/1334—Constructional arrangements; Manufacturing methods based on polymer dispersed liquid crystals, e.g. microencapsulated liquid crystals
    • 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
    • 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
    • G02F1/133601—Illuminating devices for spatial active dimming
BRPI0919739A 2008-09-25 2009-07-01 dispositivo de controle de quantidade de luz, unidade de luz de fundo, painel de exibição de cristal líquido, e dispositivo de exibição de cristal líquid BRPI0919739A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2008246492 2008-09-25
PCT/JP2009/062058 WO2010035562A1 (ja) 2008-09-25 2009-07-01 光量調整装置、バックライトユニット、液晶表示パネル、および液晶表示装置

Publications (1)

Publication Number Publication Date
BRPI0919739A2 true BRPI0919739A2 (pt) 2015-12-08

Family

ID=42059569

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0919739A BRPI0919739A2 (pt) 2008-09-25 2009-07-01 dispositivo de controle de quantidade de luz, unidade de luz de fundo, painel de exibição de cristal líquido, e dispositivo de exibição de cristal líquid

Country Status (7)

Country Link
US (1) US20110169877A1 (pt)
EP (1) EP2322981A4 (pt)
JP (1) JP5421276B2 (pt)
CN (1) CN102150076A (pt)
BR (1) BRPI0919739A2 (pt)
RU (1) RU2473941C2 (pt)
WO (1) WO2010035562A1 (pt)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5467388B2 (ja) * 2010-04-06 2014-04-09 ソニー株式会社 照明装置および表示装置
JP5679308B2 (ja) * 2010-04-07 2015-03-04 ソニー株式会社 照明装置および表示装置
JP5516319B2 (ja) * 2010-10-20 2014-06-11 ソニー株式会社 照明装置および表示装置
JP5910042B2 (ja) * 2010-12-17 2016-04-27 ソニー株式会社 照明装置および表示装置
JP2012252993A (ja) * 2011-05-10 2012-12-20 Sony Corp 照明装置および表示装置
CN102654687B (zh) * 2012-02-29 2015-06-03 京东方科技集团股份有限公司 透明显示装置
US9429787B2 (en) 2012-02-29 2016-08-30 Boe Technology Group Co., Ltd. Transparent display unit
TWI545377B (zh) * 2012-05-11 2016-08-11 Sony Corp Lighting device and display device
CN103592771B (zh) * 2012-08-14 2016-01-20 上海天马微电子有限公司 2d/3d可切换显示装置
JP5954097B2 (ja) * 2012-10-11 2016-07-20 ソニー株式会社 表示装置
CN104298042A (zh) * 2014-09-23 2015-01-21 合肥鑫晟光电科技有限公司 一种显示面板及显示装置
TWI599818B (zh) 2014-10-22 2017-09-21 日本顯示器股份有限公司 顯示裝置
JP6364335B2 (ja) 2014-12-04 2018-07-25 株式会社ジャパンディスプレイ 表示装置
JP6501690B2 (ja) * 2015-10-13 2019-04-17 株式会社ジャパンディスプレイ 表示装置
JP6474630B2 (ja) * 2015-02-06 2019-02-27 株式会社ジャパンディスプレイ 表示装置
US9804317B2 (en) 2015-02-06 2017-10-31 Japan Display Inc. Display apparatus
JP2017032782A (ja) * 2015-07-31 2017-02-09 株式会社ジャパンディスプレイ 表示装置
US9632346B2 (en) * 2015-08-27 2017-04-25 Cheeshin Technology Co., Ltd. Polymer-dispersed liquid crystal light-regulation structure
KR20170027928A (ko) * 2015-09-02 2017-03-13 삼성디스플레이 주식회사 백라이트 유닛 및 이를 포함하는 표시장치
JP2017076006A (ja) * 2015-10-13 2017-04-20 株式会社ジャパンディスプレイ 表示装置
JP6671940B2 (ja) * 2015-12-07 2020-03-25 株式会社ジャパンディスプレイ 表示装置
CN105954933B (zh) * 2016-07-21 2019-01-18 京东方科技集团股份有限公司 显示装置及其制作方法
JP6720008B2 (ja) * 2016-07-22 2020-07-08 株式会社ジャパンディスプレイ 表示装置および表示装置の駆動方法
JP6800641B2 (ja) 2016-07-22 2020-12-16 株式会社ジャパンディスプレイ 表示装置
CN106019674B (zh) * 2016-07-29 2021-09-14 京东方科技集团股份有限公司 一种光波导显示模组及电子设备
CN106019675A (zh) * 2016-07-29 2016-10-12 京东方科技集团股份有限公司 一种光波导显示模组、电子设备及制作方法
CN106094338B (zh) * 2016-08-11 2023-06-30 京东方科技集团股份有限公司 一种双面显示装置及电子设备
CN106405881B (zh) * 2016-08-31 2019-11-19 京东方科技集团股份有限公司 一种光学组件及其制作方法、光学器件
JP6807687B2 (ja) * 2016-09-14 2021-01-06 スタンレー電気株式会社 照明装置及び液晶表示装置
KR102589676B1 (ko) * 2016-09-29 2023-10-16 엘지디스플레이 주식회사 백라이트 유닛 및 이를 포함하는 액정 표시 장치
CN108345145B (zh) * 2018-02-09 2020-10-27 赤峰拓佳光电有限公司 一种高对比度背光模组
CN108761886A (zh) * 2018-03-21 2018-11-06 青岛海信电器股份有限公司 一种显示装置
CN108445683A (zh) * 2018-03-26 2018-08-24 京东方科技集团股份有限公司 显示装置及制备方法、控制对比度的方法、光阀控制器
CN109164618A (zh) * 2018-11-09 2019-01-08 惠科股份有限公司 显示面板组件及显示装置
JP7315329B2 (ja) * 2019-01-25 2023-07-26 株式会社ジャパンディスプレイ 液晶表示装置及び撮像機能を有する電子機器
JP2020177169A (ja) * 2019-04-19 2020-10-29 株式会社ジャパンディスプレイ 表示装置
JP7222835B2 (ja) * 2019-07-10 2023-02-15 株式会社ジャパンディスプレイ 表示装置
CN110376787A (zh) * 2019-07-26 2019-10-25 京东方科技集团股份有限公司 显示面板及制造方法、显示装置
JP2021056307A (ja) * 2019-09-27 2021-04-08 株式会社ジャパンディスプレイ 表示装置
CN111308774A (zh) * 2020-04-02 2020-06-19 深圳市华星光电半导体显示技术有限公司 液晶显示面板及其制备方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5099343A (en) * 1989-05-25 1992-03-24 Hughes Aircraft Company Edge-illuminated liquid crystal display devices
US5680233A (en) * 1994-04-21 1997-10-21 Reveo, Inc. Image display systems having direct and projection viewing modes
JPH07311381A (ja) 1994-05-17 1995-11-28 Casio Comput Co Ltd バックライトユニットおよびそれを用いた表示装置
JPH10133591A (ja) * 1996-08-07 1998-05-22 Seiko Instr Inc 導光型照明装置及び導光型表示装置
JP4083271B2 (ja) * 1998-01-23 2008-04-30 東芝松下ディスプレイテクノロジー株式会社 液晶表示装置
JP3900805B2 (ja) * 2000-08-03 2007-04-04 株式会社日立製作所 照明装置及びそれを用いた液晶表示装置
GB0326005D0 (en) * 2003-11-07 2003-12-10 Koninkl Philips Electronics Nv Waveguide for autostereoscopic display
US7349043B2 (en) * 2004-05-24 2008-03-25 Nec Corporation Light source, display device, portable terminal device, and ray direction switching element
RU46865U1 (ru) * 2005-04-05 2005-07-27 Закрытое Акционерное Общество "Транзас" Матричная светодиодная система для подсветки жидкокристаллического индикатора

Also Published As

Publication number Publication date
EP2322981A4 (en) 2012-11-07
RU2473941C2 (ru) 2013-01-27
CN102150076A (zh) 2011-08-10
RU2011116236A (ru) 2012-10-27
US20110169877A1 (en) 2011-07-14
WO2010035562A1 (ja) 2010-04-01
EP2322981A1 (en) 2011-05-18
JPWO2010035562A1 (ja) 2012-02-23
JP5421276B2 (ja) 2014-02-19

Similar Documents

Publication Publication Date Title
BRPI0919739A2 (pt) dispositivo de controle de quantidade de luz, unidade de luz de fundo, painel de exibição de cristal líquido, e dispositivo de exibição de cristal líquid
BR112012000096A2 (pt) dispositivo de exibição de cristal líquido e método de controle de fonte de luz.
BR112012000105A2 (pt) dispositivo de tela de cristal líquido e método de controle de fonte de luz.
BRPI0814996A2 (pt) Unidade de exibição de cristal líquido
BRPI0920367A2 (pt) unidade de luz de fundo, dispositivo de exibição de cristal líquido, método de controle de luminância, programa de controle de luminância, e meio gravador
BRPI0810147A2 (pt) Dispositivo de retro-iluminação, método de controle de retro-iluminação para um dispositivo de retro-iluminação, e, dispositivo de exibição de cristal líquido
EP2063171A4 (en) LIGHT SOURCE DEVICE, BACKLIGHTING DEVICE AND LIQUID CRYSTAL DISPLAY DEVICE
BRPI0920697A2 (pt) dispositivo de exibição de cristal líquido
BRPI0720442A2 (pt) Ângulo de visão que controla painel de cristal líquido e visor
BRPI0920613A2 (pt) dispositivo de iluminação, dispositivo de fonte de luz de superfície, e aparelho de mostrador de cristal líquido
BRPI0822500A2 (pt) Unidade de luz traseira e dispositivo de visor de cristal líquido
EP2058588A4 (en) LIGHT CONTROL UNIT, DEVICE FOR FLAT LIGHT SOURCE AND LIQUID CRYSTAL DISPLAY
BRPI0914812A2 (pt) dispositivo de visualização de cristal líquido
BRPI0923038A2 (pt) painel de cristal líquido e dispositivo de vídeo de cristal líquido
EP2238502A4 (en) BACKLIGHT UNIT FOR A LIQUID CRYSTAL DISPLAY ARRANGEMENT
BRPI0924043A2 (pt) dispositivo de exibição de cristal líquido dotado de um sensor de intensidade de luz
DE602007008327D1 (de) Lichtquellenmodul, Lichtquellenvorrichtung und Flüssigkristallanzeige
BRPI0913548A2 (pt) método para formação de um sistema de display de cristal líquido (lcd), sistema de iluminação, e, luz de fundo para um sistema de display de cristal líquido (lcd) colorido
BRPI0911394A2 (pt) dispositivo de tela de cristal líquido
BRPI0820651A2 (pt) dispositivo de exibição a cristal líquido
EP2233822A4 (en) BACKLIGHT UNIT AND LIQUID CRYSTAL DISPLAY DEVICE
BRPI0822355A2 (pt) Circuito de excitação de painel de display, dispositivo de display de cristal líquido, registro de deslocamento, painel de cristal líquido, e método de excitação de dispositivo de display.
EP2128687A4 (en) LIGHT SOURCE DEVICE AND RELATED LIQUID CRYSTAL DISPLAY DEVICE
BRPI0914230A2 (pt) dispositivo de exibição de cristal líquido.
DE602007001329D1 (de) Flüssigkristallanzeigevorrichtung

Legal Events

Date Code Title Description
B08F Application fees: application dismissed [chapter 8.6 patent gazette]

Free format text: REFERENTE AS 6A E 7A ANUIDADES.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2384 DE 13-09-2016 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.

B15K Others concerning applications: alteration of classification

Ipc: G02F 1/1347 (2006.01), G02F 1/1334 (2006.01), G02F