BRPI0812963A2 - Dispositivo de iluminação, dispositivo de tela e receptor de televisão - Google Patents

Dispositivo de iluminação, dispositivo de tela e receptor de televisão

Info

Publication number
BRPI0812963A2
BRPI0812963A2 BRPI0812963-0A2A BRPI0812963A BRPI0812963A2 BR PI0812963 A2 BRPI0812963 A2 BR PI0812963A2 BR PI0812963 A BRPI0812963 A BR PI0812963A BR PI0812963 A2 BRPI0812963 A2 BR PI0812963A2
Authority
BR
Brazil
Prior art keywords
receiver
screen
lighting device
lighting
screen device
Prior art date
Application number
BRPI0812963-0A2A
Other languages
English (en)
Inventor
Yasumori Kuromizu
Masashi Yokota
Masaki Shimizu
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 BRPI0812963A2 publication Critical patent/BRPI0812963A2/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
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133604—Direct backlight with lamps
    • 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
    • G02F1/133611—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

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)
BRPI0812963-0A2A 2007-07-04 2008-03-24 Dispositivo de iluminação, dispositivo de tela e receptor de televisão BRPI0812963A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007176330 2007-07-04
PCT/JP2008/055409 WO2009004840A1 (ja) 2007-07-04 2008-03-24 照明装置、表示装置、テレビ受信装置

Publications (1)

Publication Number Publication Date
BRPI0812963A2 true BRPI0812963A2 (pt) 2014-12-16

Family

ID=40225901

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0812963-0A2A BRPI0812963A2 (pt) 2007-07-04 2008-03-24 Dispositivo de iluminação, dispositivo de tela e receptor de televisão

Country Status (7)

Country Link
US (1) US20100177499A1 (pt)
EP (1) EP2161492B1 (pt)
JP (1) JP4469922B2 (pt)
CN (1) CN101688648B (pt)
BR (1) BRPI0812963A2 (pt)
RU (1) RU2430298C2 (pt)
WO (1) WO2009004840A1 (pt)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BRPI0812962A2 (pt) * 2007-07-04 2014-12-16 Sharp Kk Dispositivo de iluminação, dispositivo de exibição e receptor de televisão
US8890905B2 (en) 2009-08-18 2014-11-18 Dolby Laboratories Licensing Corporation Reflectors with spatially varying reflectance/absorption gradients for color and luminance compensation
CN102654276A (zh) * 2012-01-04 2012-09-05 京东方科技集团股份有限公司 反射片及应用该反射片的直下式背光模组
JP5848612B2 (ja) 2012-01-10 2016-01-27 シャープ株式会社 面光源装置およびそれを備えた液晶表示装置
JP5928111B2 (ja) * 2012-04-09 2016-06-01 ソニー株式会社 表示装置
TWI510841B (zh) * 2013-07-23 2015-12-01 Au Optronics Corp 顯示裝置
US11215875B2 (en) 2020-06-02 2022-01-04 Tcl China Star Optoelectronics Technology Co., Ltd. Display device and backlight module
CN111679495A (zh) * 2020-06-02 2020-09-18 Tcl华星光电技术有限公司 显示装置及背光模块

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3642723B2 (ja) 2000-09-08 2005-04-27 シャープ株式会社 表示パネル用バックライト装置
KR100444981B1 (ko) * 2000-12-15 2004-08-21 삼성전자주식회사 착용형 디스플레이 시스템
JP2002196326A (ja) 2000-12-26 2002-07-12 Hitachi Ltd 液晶表示装置
JP4092938B2 (ja) * 2002-04-15 2008-05-28 ウシオ電機株式会社 液晶ディスプレイパネル検査装置用平面光源
EP1564479A4 (en) * 2002-09-30 2008-01-23 Sharp Kk BACKLIGHT UNIT AND THIS USING LIQUID CRYSTAL DISPLAY UNIT
KR100774579B1 (ko) * 2002-10-25 2007-11-09 삼성전자주식회사 백라이트 어셈블리 및 이를 갖는 액정표시장치
JP2004206906A (ja) * 2002-12-24 2004-07-22 Sumitomo Rubber Ind Ltd バックライト
JP2004220980A (ja) * 2003-01-16 2004-08-05 Tama Electric Co Ltd バックライト装置
KR101035848B1 (ko) * 2004-11-24 2011-05-19 삼성전자주식회사 백라이트 어셈블리 및 이를 갖는 액정표시장치
JP2007017941A (ja) 2005-04-08 2007-01-25 Fujifilm Corp 透過率調整部材および面状照明装置、並びにそれを用いた液晶表示装置
JP4522935B2 (ja) * 2005-09-30 2010-08-11 株式会社 日立ディスプレイズ バックライト照明装置および画像表示装置

Also Published As

Publication number Publication date
EP2161492A1 (en) 2010-03-10
JP4469922B2 (ja) 2010-06-02
CN101688648B (zh) 2012-02-08
WO2009004840A1 (ja) 2009-01-08
CN101688648A (zh) 2010-03-31
RU2009148279A (ru) 2011-08-10
RU2430298C2 (ru) 2011-09-27
US20100177499A1 (en) 2010-07-15
EP2161492A4 (en) 2011-04-27
EP2161492B1 (en) 2012-06-27
JPWO2009004840A1 (ja) 2010-08-26

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Legal Events

Date Code Title Description
B08F Application fees: dismissal - article 86 of industrial property law

Free format text: REFERENTE A 7A ANUIDADE.

B08K Lapse as no evidence of payment of the annual fee has been furnished to inpi (acc. art. 87)

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.