BRPI0919498A2 - 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
BRPI0919498A2
BRPI0919498A2 BRPI0919498A BRPI0919498A BRPI0919498A2 BR PI0919498 A2 BRPI0919498 A2 BR PI0919498A2 BR PI0919498 A BRPI0919498 A BR PI0919498A BR PI0919498 A BRPI0919498 A BR PI0919498A BR PI0919498 A2 BRPI0919498 A2 BR PI0919498A2
Authority
BR
Brazil
Prior art keywords
television receiver
lighting device
screen
screen device
lighting
Prior art date
Application number
BRPI0919498A
Other languages
English (en)
Inventor
Takaharu 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 BRPI0919498A2 publication Critical patent/BRPI0919498A2/pt

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0045—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it by shaping at least a portion of the light guide
    • G02B6/0046—Tapered light guide, e.g. wedge-shaped light guide
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0075—Arrangements of multiple light guides
    • G02B6/0078—Side-by-side arrangements, e.g. for large area displays
    • G02B6/008—Side-by-side arrangements, e.g. for large area displays of the partially overlapping type
    • 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
    • G02F1/133602—Direct backlight
    • G02F1/133611—Direct backlight including means for improving the brightness uniformity
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/002—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it by shaping at least a portion of the light guide, e.g. with collimating, focussing or diverging surfaces
    • G02B6/0021—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it by shaping at least a portion of the light guide, e.g. with collimating, focussing or diverging surfaces for housing at least a part of the light source, e.g. by forming holes or recesses
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
    • G02B6/0051—Diffusing sheet or layer
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
    • G02B6/0086—Positioning aspects
    • G02B6/0088—Positioning aspects of the light guide or other optical sheets in the package
    • 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
    • G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
    • G02F1/133322—Mechanical guidance or alignment of LCD panel support components
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Planar Illumination Modules (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)
BRPI0919498A 2008-10-01 2009-07-02 dispositivo de iluminação, dispositivo de tela e receptor de televisão BRPI0919498A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2008256687 2008-10-01
PCT/JP2009/062141 WO2010038529A1 (ja) 2008-10-01 2009-07-02 照明装置、表示装置、及びテレビ受信装置

Publications (1)

Publication Number Publication Date
BRPI0919498A2 true BRPI0919498A2 (pt) 2015-12-08

Family

ID=42073306

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0919498A BRPI0919498A2 (pt) 2008-10-01 2009-07-02 dispositivo de iluminação, dispositivo de tela e receptor de televisão

Country Status (7)

Country Link
US (1) US8342731B2 (pt)
EP (1) EP2330339B1 (pt)
JP (1) JP5108953B2 (pt)
CN (1) CN102171504B (pt)
BR (1) BRPI0919498A2 (pt)
RU (1) RU2470216C2 (pt)
WO (1) WO2010038529A1 (pt)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012033420A (ja) * 2010-08-02 2012-02-16 Hitachi Consumer Electronics Co Ltd 照明装置及びこれを用いた表示装置
JP5751922B2 (ja) * 2011-05-09 2015-07-22 キヤノン株式会社 発光装置および表示装置
US20130196539A1 (en) * 2012-01-12 2013-08-01 John Mezzalingua Associates, Inc. Electronics Packaging Assembly with Dielectric Cover
JP5831404B2 (ja) * 2012-08-30 2015-12-09 ヤマハ株式会社 中継装置およびスピーカ装置
JP5992652B1 (ja) * 2013-09-02 2016-09-14 フィリップス ライティング ホールディング ビー ヴィ 透明なコンピュータ構造
KR20170126070A (ko) * 2016-05-04 2017-11-16 삼성디스플레이 주식회사 표시장치
US10378704B2 (en) 2017-10-05 2019-08-13 Christie Digital Systems Usa, Inc. LED module seam illumination
WO2022071110A1 (ja) * 2020-09-29 2022-04-07 日亜化学工業株式会社 発光モジュールおよび面状光源

Family Cites Families (21)

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US5245369A (en) 1989-11-01 1993-09-14 Aura Systems, Inc. Scene projector
US5150205A (en) 1989-11-01 1992-09-22 Aura Systems, Inc. Actuated mirror optical intensity modulation
US5260798A (en) 1989-11-01 1993-11-09 Aura Systems, Inc. Pixel intensity modulator
US5126836A (en) 1989-11-01 1992-06-30 Aura Systems, Inc. Actuated mirror optical intensity modulation
JP2002289020A (ja) * 2001-03-28 2002-10-04 Sharp Corp 画像表示装置および該装置に用いられる照明装置
JP2003257229A (ja) * 2002-02-27 2003-09-12 Alps Electric Co Ltd バックライトとフロントライト及び液晶表示装置
RU2258949C1 (ru) 2004-02-26 2005-08-20 ООО "Российская Технологическая Ассоциация" Устройство для отображения видеоинформации на трехмерных экранах
JP4009263B2 (ja) 2004-03-22 2007-11-14 シャープ株式会社 バックライト装置
DE102004046696A1 (de) * 2004-05-24 2005-12-29 Osram Opto Semiconductors Gmbh Verfahren zur Montage eines Oberflächenleuchtsystems und Oberflächenleuchtsystem
JP4440062B2 (ja) 2004-10-08 2010-03-24 シャープ株式会社 照明装置
JP2006147444A (ja) 2004-11-24 2006-06-08 Nippon Seiki Co Ltd 導光体及び照明装置
US7517105B2 (en) * 2006-01-06 2009-04-14 Asagicreate Co., Ltd. Surface light source and electrically illuminated signboard
JP2007207752A (ja) * 2006-01-06 2007-08-16 Asagi Create:Kk 面状光源および電飾看板
JP5340525B2 (ja) * 2006-03-30 2013-11-13 富士通株式会社 通話再開システム、通話再開プログラム、通話再開方法、携帯端末および中継装置
JP4555249B2 (ja) 2006-04-24 2010-09-29 富士フイルム株式会社 透過率調整体ユニット、これを用いる面状照明装置及び液晶表示装置
JP4951286B2 (ja) 2006-07-21 2012-06-13 富士フイルム株式会社 単位導光板、導光板ユニットおよび面状照明装置
EP2045516A4 (en) * 2006-07-21 2011-04-13 Fujifilm Corp UNITARY LIGHT GUIDE PLATE, LIGHT GUIDE PLATE UNIT, PLAN LIGHTING DEVICE, AND LIQUID CRYSTAL DISPLAY DEVICE
JP2008192395A (ja) * 2007-02-02 2008-08-21 Seiko Instruments Inc 照明装置及び液晶表示装置
TWI417587B (zh) * 2009-03-10 2013-12-01 Au Optronics Corp 導光板組合
KR101164094B1 (ko) * 2009-07-14 2012-07-12 엘지이노텍 주식회사 백라이트 유닛
KR101611616B1 (ko) * 2009-08-28 2016-04-11 엘지전자 주식회사 백라이트 유닛 및 그를 이용한 디스플레이 장치

Also Published As

Publication number Publication date
EP2330339B1 (en) 2013-03-27
JPWO2010038529A1 (ja) 2012-03-01
RU2470216C2 (ru) 2012-12-20
WO2010038529A1 (ja) 2010-04-08
US8342731B2 (en) 2013-01-01
CN102171504A (zh) 2011-08-31
EP2330339A4 (en) 2012-02-08
CN102171504B (zh) 2013-09-25
US20110157491A1 (en) 2011-06-30
JP5108953B2 (ja) 2012-12-26
EP2330339A1 (en) 2011-06-08
RU2011112277A (ru) 2012-11-10

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Legal Events

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

Free format text: REFERENTE A 7A ANUIDADE.

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: F21V 8/00 (2006.01), G02F 1/1335 (2006.01), G02F 1