WO2003019074A1 - Light panel with enlarged viewing window - Google Patents
Light panel with enlarged viewing window Download PDFInfo
- Publication number
- WO2003019074A1 WO2003019074A1 PCT/IB2002/003132 IB0203132W WO03019074A1 WO 2003019074 A1 WO2003019074 A1 WO 2003019074A1 IB 0203132 W IB0203132 W IB 0203132W WO 03019074 A1 WO03019074 A1 WO 03019074A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- light
- sides
- light sources
- sub
- types
- Prior art date
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
-
- 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
- G02B6/0038—Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width of the 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
- G02B6/0066—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 characterised by the light source being coupled to the light guide
- G02B6/0068—Arrangements of plural sources, e.g. multi-colour light sources
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003523898A JP4095024B2 (en) | 2001-08-27 | 2002-07-18 | Light panel with enlarged display window |
EP02751547A EP1423641B1 (en) | 2001-08-27 | 2002-07-18 | Light panel with enlarged viewing window |
KR1020047002863A KR100864738B1 (en) | 2001-08-27 | 2002-07-18 | Light panel with enlarged viewing window |
DE60222678T DE60222678T2 (en) | 2001-08-27 | 2002-07-18 | LIGHT PANEL WITH ENLARGED VIEW WINDOW |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP01203237 | 2001-08-27 | ||
EP01203237.1 | 2001-08-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2003019074A1 true WO2003019074A1 (en) | 2003-03-06 |
Family
ID=8180844
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/IB2002/003132 WO2003019074A1 (en) | 2001-08-27 | 2002-07-18 | Light panel with enlarged viewing window |
Country Status (9)
Country | Link |
---|---|
US (1) | US6988813B2 (en) |
EP (1) | EP1423641B1 (en) |
JP (1) | JP4095024B2 (en) |
KR (1) | KR100864738B1 (en) |
CN (1) | CN100342173C (en) |
AT (1) | ATE374338T1 (en) |
DE (1) | DE60222678T2 (en) |
TW (1) | TW574678B (en) |
WO (1) | WO2003019074A1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2006185891A (en) * | 2004-11-30 | 2006-07-13 | Fujitsu Ltd | Lighting device and liquid crystal display |
WO2008062363A2 (en) * | 2006-11-22 | 2008-05-29 | Koninklijke Philips Electronics N.V. | Illumination system and display device |
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AU2001280892A1 (en) | 2000-07-28 | 2002-02-13 | Clairvoyante Laboratories, Inc. | Arrangement of color pixels for full color imaging devices with simplified addressing |
US7274383B1 (en) | 2000-07-28 | 2007-09-25 | Clairvoyante, Inc | Arrangement of color pixels for full color imaging devices with simplified addressing |
US7221381B2 (en) | 2001-05-09 | 2007-05-22 | Clairvoyante, Inc | Methods and systems for sub-pixel rendering with gamma adjustment |
US7184066B2 (en) | 2001-05-09 | 2007-02-27 | Clairvoyante, Inc | Methods and systems for sub-pixel rendering with adaptive filtering |
US7123277B2 (en) | 2001-05-09 | 2006-10-17 | Clairvoyante, Inc. | Conversion of a sub-pixel format data to another sub-pixel data format |
AU2002353139A1 (en) | 2001-12-14 | 2003-06-30 | Clairvoyante Laboratories, Inc. | Improvements to color flat panel display sub-pixel arrangements and layouts with reduced visibility of a blue luminance well |
US20040051724A1 (en) * | 2002-09-13 | 2004-03-18 | Elliott Candice Hellen Brown | Four color arrangements of emitters for subpixel rendering |
US7417648B2 (en) | 2002-01-07 | 2008-08-26 | Samsung Electronics Co. Ltd., | Color flat panel display sub-pixel arrangements and layouts for sub-pixel rendering with split blue sub-pixels |
JP4125016B2 (en) * | 2002-02-06 | 2008-07-23 | アルプス電気株式会社 | Illumination device and liquid crystal display device |
JP3923867B2 (en) * | 2002-07-26 | 2007-06-06 | 株式会社アドバンスト・ディスプレイ | Planar light source device and liquid crystal display device using the same |
US7063449B2 (en) * | 2002-11-21 | 2006-06-20 | Element Labs, Inc. | Light emitting diode (LED) picture element |
US6917368B2 (en) | 2003-03-04 | 2005-07-12 | Clairvoyante, Inc. | Sub-pixel rendering system and method for improved display viewing angles |
US7167186B2 (en) | 2003-03-04 | 2007-01-23 | Clairvoyante, Inc | Systems and methods for motion adaptive filtering |
US7352374B2 (en) * | 2003-04-07 | 2008-04-01 | Clairvoyante, Inc | Image data set with embedded pre-subpixel rendered image |
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US8075147B2 (en) * | 2003-05-13 | 2011-12-13 | Light Prescriptions Innovators, Llc | Optical device for LED-based lamp |
US7268748B2 (en) * | 2003-05-20 | 2007-09-11 | Clairvoyante, Inc | Subpixel rendering for cathode ray tube devices |
US20040233308A1 (en) * | 2003-05-20 | 2004-11-25 | Elliott Candice Hellen Brown | Image capture device and camera |
US7230584B2 (en) * | 2003-05-20 | 2007-06-12 | Clairvoyante, Inc | Projector systems with reduced flicker |
JP4489423B2 (en) | 2003-12-26 | 2010-06-23 | シャープ株式会社 | Backlight and liquid crystal display device |
US7150556B2 (en) * | 2004-01-16 | 2006-12-19 | Heng Sheng Kuo | Light source structure |
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JP4590283B2 (en) * | 2004-05-21 | 2010-12-01 | シャープ株式会社 | Backlight unit and liquid crystal display device including the same |
FR2875993B1 (en) * | 2004-09-28 | 2006-12-08 | Thales Sa | ELECTROLUMINESCENT DIODE LIGHT BOX |
US7165856B2 (en) * | 2005-02-22 | 2007-01-23 | Chunghwa Picture Tubes, Ltd. | Light-duide plate and backlight module |
KR101096765B1 (en) * | 2005-04-19 | 2012-01-03 | 삼성전자주식회사 | Backlight assembly and liquid crystal display comprising the same |
TWI257513B (en) * | 2005-05-04 | 2006-07-01 | Au Optronics Corp | Backlight structure |
US7284894B2 (en) * | 2005-05-31 | 2007-10-23 | Avago Technologies Eceliip (Singapore) Pte Ltd | Light source utilizing a flexible circuit carrier |
EP1920285A4 (en) * | 2005-07-28 | 2010-11-03 | Light Prescriptions Innovators | Free-form lenticular optical elements and their application to condensers and headlamps |
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US7658527B2 (en) * | 2006-02-14 | 2010-02-09 | Cree, Inc. | Systems and methods for adjusting light output of solid state lighting panels, and adjustable solid state lighting panels |
KR101263502B1 (en) * | 2006-03-27 | 2013-05-13 | 엘지디스플레이 주식회사 | Light Emitting Diode Back Light Unit and Liquid Crystal Display Device having thereof |
US7364338B2 (en) * | 2006-03-29 | 2008-04-29 | Tpo Displays Corp. | Systems for providing backlight module with stacked light source |
US7661840B1 (en) * | 2006-06-21 | 2010-02-16 | Ilight Technologies, Inc. | Lighting device with illuminated front panel |
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KR100818278B1 (en) * | 2006-10-16 | 2008-04-01 | 삼성전자주식회사 | Illuminating device for liquid crystal display |
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CN102444832A (en) * | 2010-10-08 | 2012-05-09 | 华硕电脑股份有限公司 | Backlight module and display device using same and electronic device using the backlight module |
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US9188733B2 (en) | 2013-06-07 | 2015-11-17 | Steelcase Inc. | Panel light assembly |
DE202014000264U1 (en) | 2014-01-10 | 2015-04-13 | Novomatic Ag | lighting device |
US10585233B2 (en) * | 2018-04-23 | 2020-03-10 | Troy-Csl Lighting, Inc. | Edge lit panel lighting devices with multiple groups of LEDs |
JP2024005777A (en) * | 2022-06-30 | 2024-01-17 | 株式会社ジャパンディスプレイ | Lighting device and display device |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0751340A2 (en) * | 1995-06-27 | 1997-01-02 | Lumitex, Inc. | Light emitting panel assemblies |
EP1030208A2 (en) * | 1999-02-16 | 2000-08-23 | Matsushita Electric Industrial Co., Ltd. | Display illuminator and portable information apparatus having the same |
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US5365411A (en) * | 1993-01-06 | 1994-11-15 | Kaufel Group Ltd. | Exit signs with LED illumination |
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WO1997028403A1 (en) * | 1996-02-01 | 1997-08-07 | Mitsubishi Rayon Co., Ltd. | Surface light source element and liquid crystal display device, sign device and traffic control sign device using same |
US6257737B1 (en) * | 1999-05-20 | 2001-07-10 | Philips Electronics Na | Low-profile luminaire having a reflector for mixing light from a multi-color linear array of LEDs |
US6139166A (en) * | 1999-06-24 | 2000-10-31 | Lumileds Lighting B.V. | Luminaire having beam splitters for mixing light from different color ' LEDs |
JP4368075B2 (en) * | 2000-11-06 | 2009-11-18 | シャープ株式会社 | Surface lighting device |
-
2002
- 2002-07-18 JP JP2003523898A patent/JP4095024B2/en not_active Expired - Fee Related
- 2002-07-18 CN CNB028167171A patent/CN100342173C/en not_active Expired - Fee Related
- 2002-07-18 DE DE60222678T patent/DE60222678T2/en not_active Expired - Fee Related
- 2002-07-18 WO PCT/IB2002/003132 patent/WO2003019074A1/en active IP Right Grant
- 2002-07-18 AT AT02751547T patent/ATE374338T1/en not_active IP Right Cessation
- 2002-07-18 EP EP02751547A patent/EP1423641B1/en not_active Expired - Lifetime
- 2002-07-18 KR KR1020047002863A patent/KR100864738B1/en not_active IP Right Cessation
- 2002-08-23 US US10/227,228 patent/US6988813B2/en not_active Expired - Fee Related
- 2002-09-05 TW TW91120283A patent/TW574678B/en not_active IP Right Cessation
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0751340A2 (en) * | 1995-06-27 | 1997-01-02 | Lumitex, Inc. | Light emitting panel assemblies |
EP1030208A2 (en) * | 1999-02-16 | 2000-08-23 | Matsushita Electric Industrial Co., Ltd. | Display illuminator and portable information apparatus having the same |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006185891A (en) * | 2004-11-30 | 2006-07-13 | Fujitsu Ltd | Lighting device and liquid crystal display |
JP4712433B2 (en) * | 2004-11-30 | 2011-06-29 | 富士通株式会社 | Illumination device and liquid crystal display device |
WO2008062363A2 (en) * | 2006-11-22 | 2008-05-29 | Koninklijke Philips Electronics N.V. | Illumination system and display device |
WO2008062363A3 (en) * | 2006-11-22 | 2008-08-21 | Koninkl Philips Electronics Nv | Illumination system and display device |
Also Published As
Publication number | Publication date |
---|---|
EP1423641B1 (en) | 2007-09-26 |
CN1547652A (en) | 2004-11-17 |
TW574678B (en) | 2004-02-01 |
DE60222678T2 (en) | 2008-07-17 |
CN100342173C (en) | 2007-10-10 |
ATE374338T1 (en) | 2007-10-15 |
EP1423641A1 (en) | 2004-06-02 |
US20030043567A1 (en) | 2003-03-06 |
US6988813B2 (en) | 2006-01-24 |
DE60222678D1 (en) | 2007-11-08 |
KR100864738B1 (en) | 2008-10-22 |
JP4095024B2 (en) | 2008-06-04 |
JP2005501390A (en) | 2005-01-13 |
KR20040044494A (en) | 2004-05-28 |
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