BRPI0921229A2 - dispositivo de iluminação, dispositivo de vídeo e receptor de televisão. - Google Patents
dispositivo de iluminação, dispositivo de vídeo e receptor de televisão.Info
- Publication number
- BRPI0921229A2 BRPI0921229A2 BRPI0921229A BRPI0921229A BRPI0921229A2 BR PI0921229 A2 BRPI0921229 A2 BR PI0921229A2 BR PI0921229 A BRPI0921229 A BR PI0921229A BR PI0921229 A BRPI0921229 A BR PI0921229A BR PI0921229 A2 BRPI0921229 A2 BR PI0921229A2
- Authority
- BR
- Brazil
- Prior art keywords
- television receiver
- lighting device
- video
- video device
- lighting
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/64—Constructional details of receivers, e.g. cabinets or dust covers
-
- 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
- G02B6/0033—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
- G02B6/0033—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
- G02B6/0055—Reflecting element, 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
- G02B6/0075—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
- G02F1/133603—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
- G02F1/133608—Direct backlight including particular frames or supporting means
-
- 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
- G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
- G02F2201/46—Fixing elements
- G02F2201/465—Snap -fit
-
- 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
- G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
- G02F2201/58—Arrangements comprising a monitoring photodetector
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008302475 | 2008-11-27 | ||
PCT/JP2009/065569 WO2010061677A1 (ja) | 2008-11-27 | 2009-09-07 | 照明装置、表示装置、及びテレビ受信装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
BRPI0921229A2 true BRPI0921229A2 (pt) | 2016-02-23 |
Family
ID=42225557
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BRPI0921229A BRPI0921229A2 (pt) | 2008-11-27 | 2009-09-07 | dispositivo de iluminação, dispositivo de vídeo e receptor de televisão. |
Country Status (7)
Country | Link |
---|---|
US (1) | US20110205451A1 (pt) |
EP (1) | EP2345837A4 (pt) |
JP (1) | JP5073834B2 (pt) |
CN (1) | CN102227586A (pt) |
BR (1) | BRPI0921229A2 (pt) |
RU (1) | RU2011121150A (pt) |
WO (1) | WO2010061677A1 (pt) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012039354A1 (ja) * | 2010-09-22 | 2012-03-29 | シャープ株式会社 | 照明装置および表示装置 |
JP5059202B2 (ja) * | 2011-02-04 | 2012-10-24 | シャープ株式会社 | 照明装置、及びこれを用いた電子機器 |
JP5396498B2 (ja) * | 2012-03-02 | 2014-01-22 | 株式会社エス・ケー・ジー | 発光装置 |
WO2014020844A1 (ja) * | 2012-07-31 | 2014-02-06 | 三菱電機株式会社 | 面光源装置及び液晶表示装置 |
TWI502153B (zh) * | 2013-06-20 | 2015-10-01 | Skg Co Ltd | 發光裝置 |
KR102517072B1 (ko) * | 2018-12-07 | 2023-03-31 | 엘지디스플레이 주식회사 | 백라이트 유닛 및 디스플레이 장치 |
WO2020263563A1 (en) * | 2019-06-26 | 2020-12-30 | Corning Incorporated | Display device and backlight unit therefor |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004103501A (ja) * | 2002-09-12 | 2004-04-02 | Matsushita Electric Ind Co Ltd | 線状光源とそれを利用したバックライト装置および液晶表示装置 |
JP2004206916A (ja) * | 2002-12-24 | 2004-07-22 | Yoshihiro Sakai | 面状光源 |
KR100606968B1 (ko) * | 2003-12-29 | 2006-08-01 | 엘지.필립스 엘시디 주식회사 | 표시장치의 백 라이트 유닛 및 이를 사용한 액정표시장치 |
JP4440062B2 (ja) * | 2004-10-08 | 2010-03-24 | シャープ株式会社 | 照明装置 |
KR20070039698A (ko) * | 2005-10-10 | 2007-04-13 | 삼성전자주식회사 | 백라이트 어셈블리 및 이를 갖는 표시장치 |
WO2007080798A1 (ja) * | 2006-01-10 | 2007-07-19 | Nippon Sheet Glass Company, Limited | 導光体、照明装置および画像読取装置 |
JP4949409B2 (ja) * | 2006-10-27 | 2012-06-06 | シャープ株式会社 | 光源装置、バックライト装置、液晶表示装置 |
US7961271B2 (en) * | 2007-02-27 | 2011-06-14 | Seiko Instruments Inc. | Lighting device and display device provided with the same |
JP2009043636A (ja) * | 2007-08-10 | 2009-02-26 | Mitsubishi Electric Corp | 面状光源装置および表示装置 |
WO2009098809A1 (ja) * | 2008-02-05 | 2009-08-13 | Sharp Kabushiki Kaisha | 照明装置および液晶表示装置 |
-
2009
- 2009-09-07 US US13/127,722 patent/US20110205451A1/en not_active Abandoned
- 2009-09-07 WO PCT/JP2009/065569 patent/WO2010061677A1/ja active Application Filing
- 2009-09-07 EP EP09828926A patent/EP2345837A4/en not_active Withdrawn
- 2009-09-07 CN CN2009801475626A patent/CN102227586A/zh active Pending
- 2009-09-07 JP JP2010540413A patent/JP5073834B2/ja not_active Expired - Fee Related
- 2009-09-07 RU RU2011121150/07A patent/RU2011121150A/ru not_active Application Discontinuation
- 2009-09-07 BR BRPI0921229A patent/BRPI0921229A2/pt not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
US20110205451A1 (en) | 2011-08-25 |
EP2345837A4 (en) | 2012-06-06 |
WO2010061677A1 (ja) | 2010-06-03 |
JPWO2010061677A1 (ja) | 2012-04-26 |
EP2345837A1 (en) | 2011-07-20 |
CN102227586A (zh) | 2011-10-26 |
RU2011121150A (ru) | 2013-01-10 |
JP5073834B2 (ja) | 2012-11-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B08F | Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette] |
Free format text: REFERENTE AS 5A, 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: H04N 5/64 (2006.01), F21V 8/00 (2006.01), G02F 1/1 |