BRPI0814567A2 - Dispositivo de iluminação e dispositivo de eixbição de cristal líquido - Google Patents

Dispositivo de iluminação e dispositivo de eixbição de cristal líquido

Info

Publication number: BRPI0814567A2
Authority: BR; Brazil
Prior art keywords: eixbition; liquid crystal; lighting device; lighting; crystal
Prior art date: 2007-08-08

Application number

BRPI0814567-9A2A

Other languages

English (en)

Inventor

Atsuyuki Tanaka

Takeshi Masuda

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.)

2007-08-08

Filing date

2008-08-06

Publication date

2015-01-06

2008-08-06 Application filed by Sharp Kk filed Critical Sharp Kk

2015-01-06 Publication of BRPI0814567A2 publication Critical patent/BRPI0814567A2/pt

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
- G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
- 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
- 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
- G02F1/133609—Direct backlight including means for improving the color mixing, e.g. white
- 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
- 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
- G02F1/133613—Direct backlight characterized by the sequence of light 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
- G02F1/133621—Illuminating devices providing coloured light

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)
Liquid Crystal (AREA)
Devices For Indicating Variable Information By Combining Individual Elements (AREA)

BRPI0814567-9A2A 2007-08-08 2008-08-06 Dispositivo de iluminação e dispositivo de eixbição de cristal líquido BRPI0814567A2 (pt)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP2007207252		2007-08-08
PCT/JP2008/064087 WO2009020138A1 (ja)	2007-08-08	2008-08-06	照明装置および液晶表示装置

Publications (1)

Publication Number	Publication Date
BRPI0814567A2 true BRPI0814567A2 (pt)	2015-01-06

Family

ID=40341370

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BRPI0814567-9A2A BRPI0814567A2 (pt)	2007-08-08	2008-08-06	Dispositivo de iluminação e dispositivo de eixbição de cristal líquido

Country Status (7)

Country	Link
US (1)	US8237887B2 (pt)
EP (1)	EP2166275B1 (pt)
JP (1)	JP4902741B2 (pt)
CN (1)	CN101688647A (pt)
BR (1)	BRPI0814567A2 (pt)
RU (1)	RU2430301C1 (pt)
WO (1)	WO2009020138A1 (pt)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP2010272410A (ja) *	2009-05-22	2010-12-02	Hitachi Displays Ltd	バックライト装置並びに表示装置
WO2010146895A1 (ja) *	2009-06-15	2010-12-23	シャープ株式会社	照明装置、表示装置、及びテレビジョン受像器
WO2011047003A1 (en)	2009-10-14	2011-04-21	Dolby Laboratories Licensing Corporation	Variable flower display backlight system
US9035975B2 (en)	2009-10-14	2015-05-19	Dolby Laboratories Licensing Corporation	Variable flower display backlight system
US20120120656A1 (en) *	2009-10-19	2012-05-17	Sharp Kabushiki Kaisha	Lighting device and display device
CN201983118U (zh) *	2011-03-22	2011-09-21	京东方科技集团股份有限公司	直下式背光源结构和底反射装置
US9063367B2 (en) *	2012-06-19	2015-06-23	Shenzhen China Star Optoelectronics Technology Co., Ltd.	Direct-type backlight unit and liquid crystal display using the same
CN104460108B (zh) *	2013-09-22	2017-03-08	纬创资通股份有限公司	背光模块
US9671084B2 (en) *	2015-07-23	2017-06-06	Kuroi Electric Co., Ltd.	Display device
JP6704786B2 (ja) *	2016-05-18	2020-06-03	株式会社ジャパンディスプレイ	表示装置
TWI782444B (zh) *	2017-03-31	2022-11-01	日商Ｃｔｎｂ股份有限公司	配光控制元件
CN108572481B (zh) *	2018-03-08	2021-10-26	厦门天马微电子有限公司	背光模组及显示装置
TWI679481B (zh) *	2018-08-24	2019-12-11	友達光電股份有限公司	顯示器
JP2021071645A (ja) *	2019-10-31	2021-05-06	シャープ福山セミコンダクター株式会社	表示デバイス、および表示デバイスの製造方法
JP7116719B2 (ja) *	2019-12-16	2022-08-10	Ｎｉｓｓｈａ株式会社	照明カバー及び表示装置
JP6995922B2 (ja) *	2020-04-27	2022-02-04	株式会社ジャパンディスプレイ	表示装置
CN112558355A (zh) *	2020-12-17	2021-03-26	业成科技（成都）有限公司	背光模组与显示面板
CN114280847B (zh) *	2021-12-30	2023-06-02	武汉华星光电技术有限公司	背光模组及显示装置
CN114442371B (zh) *	2022-01-18	2023-06-02	武汉华星光电技术有限公司	显示背板及显示装置
CN117136327A (zh) *	2022-03-28	2023-11-28	京东方科技集团股份有限公司	发光基板、发光模组和显示装置

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH04112405A (ja)	1990-08-31	1992-04-14	Toshiba Lighting & Technol Corp	照明器具
JP3523170B2 (ja)	2000-09-21	2004-04-26	株式会社東芝	表示装置
JP2003036719A (ja)	2001-07-19	2003-02-07	Akira Tanaka	インテリア照明スクリーン
JP2003121837A (ja)	2001-10-19	2003-04-23	Koichi Matsui	直下型照明装置
RU2235942C2 (ru)	2001-12-29	2004-09-10	Басов Юрий Георгиевич	Осветительный плафон на светодиодах
TW592324U (en) *	2002-12-19	2004-06-11	Coretronic Corp	Back light apparatus
RU2268173C1 (ru)	2004-07-26	2006-01-20	Открытое акционерное общество "АВТОВАЗ"	Блок освещения салона транспортного средства
JP4543813B2 (ja) *	2004-08-04	2010-09-15	ソニー株式会社	バックライト装置及びこのバックライト装置を備えた液晶表示装置
KR20060104078A (ko) *	2005-03-29	2006-10-09	삼성전자주식회사	백라이트 유닛과 이를 포함하는 액정표시장치
JP4438672B2 (ja)	2005-04-04	2010-03-24	ソニー株式会社	バックライト及び表示装置
KR20060123872A (ko) *	2005-05-30	2006-12-05	삼성전자주식회사	백라이트 유닛 및 액정 표시 장치
JP2007066634A (ja)	2005-08-30	2007-03-15	Omron Corp	バックライト装置および液晶表示装置
KR100653070B1 (ko) *	2005-09-05	2006-12-01	삼성전자주식회사	액정표시장치
JP2007103154A (ja)	2005-10-04	2007-04-19	Furukawa Electric Co Ltd:The	面光源装置
JP4413842B2 (ja)	2005-10-04	2010-02-10	古河電気工業株式会社	面光源装置
KR101220204B1 (ko) *	2005-12-28	2013-01-09	엘지디스플레이 주식회사	엘이디 백라이트어셈블리 및 이를 이용한 액정표시장치모듈

2008
- 2008-08-06 EP EP08826992.3A patent/EP2166275B1/en not_active Not-in-force
- 2008-08-06 JP JP2009526468A patent/JP4902741B2/ja not_active Expired - Fee Related
- 2008-08-06 WO PCT/JP2008/064087 patent/WO2009020138A1/ja not_active Ceased
- 2008-08-06 RU RU2010101088/07A patent/RU2430301C1/ru not_active IP Right Cessation
- 2008-08-06 CN CN200880021343A patent/CN101688647A/zh active Pending
- 2008-08-06 BR BRPI0814567-9A2A patent/BRPI0814567A2/pt not_active IP Right Cessation
- 2008-08-06 US US12/666,332 patent/US8237887B2/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
US20100321610A1 (en)	2010-12-23
CN101688647A (zh)	2010-03-31
JPWO2009020138A1 (ja)	2010-11-04
US8237887B2 (en)	2012-08-07
JP4902741B2 (ja)	2012-03-21
WO2009020138A1 (ja)	2009-02-12
EP2166275A1 (en)	2010-03-24
EP2166275B1 (en)	2013-11-06
EP2166275A4 (en)	2010-08-04
RU2430301C1 (ru)	2011-09-27

Publication	Publication Date	Title
BRPI0814567A2 (pt)	2015-01-06	Dispositivo de iluminação e dispositivo de eixbição de cristal líquido
BRPI0812456A2 (pt)	2014-12-02	" dispositivo de iluminação e dispositivo de display de cristal líquido ".
BRPI0920697A2 (pt)	2019-09-24	dispositivo de exibição de cristal líquido
DE602008001811D1 (de)	2010-09-02	Flüssigkristallanzeigevorrichtung
BRPI0814996A2 (pt)	2015-02-03	Unidade de exibição de cristal líquido
BRPI0914812A2 (pt)	2015-10-27	dispositivo de visualização de cristal líquido
BRPI0822566A2 (pt)	2019-09-24	dispositivo de vídeo de cristal líquido
BRPI0923038A2 (pt)	2015-12-15	painel de cristal líquido e dispositivo de vídeo de cristal líquido
EP2372437A4 (en)	2012-09-26	LIQUID CRYSTAL DISPLAY DEVICE
BRPI0921322A2 (pt)	2018-10-16	display de cristal líquido e método produzir o mesmo
BR112012004505A2 (pt)	2016-03-29	dispositivo de cristal líquido
BRPI0923744A2 (pt)	2019-09-24	"dispositivo de display de cristal líquido"
BR112012000172A2 (pt)	2019-09-24	dispositivo de exibição de cristal líquido
DE602007001329D1 (de)	2009-07-30	Flüssigkristallanzeigevorrichtung
BRPI0914230A2 (pt)	2015-11-03	dispositivo de exibição de cristal líquido.
BRPI0911394A2 (pt)	2016-01-05	dispositivo de tela de cristal líquido
BRPI0920123A2 (pt)	2016-01-12	dispositivo de monitor de cristal líquido
DE602006015635D1 (de)	2010-09-02	Flüssigkristallanzeigevorrichtung
BRPI0822388A2 (pt)	2015-06-16	Display de cristal líquido
BRPI0917201A2 (pt)	2015-11-10	dispositivo de exibição de cristal líquido
BRPI0914672A2 (pt)	2015-10-20	dispositivo de visor de cristal líquido
BR112012005353A2 (pt)	2016-03-29	dispositivo de exibição de cristal líquido
BR112012001903A2 (pt)	2016-03-15	dispositivo de exibição de cristal líquido
BR112012000796A2 (pt)	2016-02-23	dispositivo de exibição de cristal líquido
DE602006013476D1 (de)	2010-05-20	Flüssigkristallanzeigevorrichtung

Legal Events

Date	Code	Title	Description
2015-12-01	B08F	Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]	Free format text: REFERENTE A 7A ANUIDADE.
2016-03-29	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 2343 DE 01-12-2015 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.
2018-03-27	B15K	Others concerning applications: alteration of classification	Ipc: G02F 1/1335 (2006.01)