WO2003062912A1 - Display device - Google Patents
Display device Download PDFInfo
- Publication number
- WO2003062912A1 WO2003062912A1 PCT/IB2002/005670 IB0205670W WO03062912A1 WO 2003062912 A1 WO2003062912 A1 WO 2003062912A1 IB 0205670 W IB0205670 W IB 0205670W WO 03062912 A1 WO03062912 A1 WO 03062912A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- optically transparent
- optical waveguide
- light
- transparent material
- layers
- Prior art date
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
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
- G02B6/0031—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
- G02B6/0033—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
- G02B6/0053—Prismatic sheet or layer; Brightness enhancement 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
- G02B6/0066—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
- G02B6/007—Incandescent lamp or gas discharge lamp
- G02B6/0071—Incandescent lamp or gas discharge lamp with elongated shape, e.g. tube
-
- 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
- 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
- G02F1/133615—Edge-illuminating devices, i.e. illuminating from the side
-
- 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
- G02F1/133616—Front illuminating devices
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003562712A JP2005516239A (en) | 2002-01-25 | 2002-12-20 | Display device |
DE60229166T DE60229166D1 (en) | 2002-01-25 | 2002-12-20 | DISPLAY DEVICE |
EP02791930A EP1472490B1 (en) | 2002-01-25 | 2002-12-20 | Display device |
US10/502,406 US20050117088A1 (en) | 2002-01-25 | 2002-12-20 | Display device |
KR1020047011418A KR100911960B1 (en) | 2002-01-25 | 2002-12-20 | Display device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP02075313.3 | 2002-01-25 | ||
EP02075313 | 2002-01-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2003062912A1 true WO2003062912A1 (en) | 2003-07-31 |
Family
ID=27589142
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/IB2002/005670 WO2003062912A1 (en) | 2002-01-25 | 2002-12-20 | Display device |
Country Status (8)
Country | Link |
---|---|
US (1) | US20050117088A1 (en) |
EP (1) | EP1472490B1 (en) |
JP (1) | JP2005516239A (en) |
KR (1) | KR100911960B1 (en) |
CN (1) | CN1615449A (en) |
AT (1) | ATE409833T1 (en) |
DE (1) | DE60229166D1 (en) |
WO (1) | WO2003062912A1 (en) |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009076075A1 (en) * | 2007-12-07 | 2009-06-18 | Qualcomm Mems Technologies, Inc. | Decoupled holographic film and diffuser |
US8861071B2 (en) | 2004-09-27 | 2014-10-14 | Qualcomm Mems Technologies, Inc. | Method and device for compensating for color shift as a function of angle of view |
US8872085B2 (en) | 2006-10-06 | 2014-10-28 | Qualcomm Mems Technologies, Inc. | Display device having front illuminator with turning features |
US8902484B2 (en) | 2010-12-15 | 2014-12-02 | Qualcomm Mems Technologies, Inc. | Holographic brightness enhancement film |
US8979349B2 (en) | 2009-05-29 | 2015-03-17 | Qualcomm Mems Technologies, Inc. | Illumination devices and methods of fabrication thereof |
US9019590B2 (en) | 2004-02-03 | 2015-04-28 | Qualcomm Mems Technologies, Inc. | Spatial light modulator with integrated optical compensation structure |
US9019183B2 (en) | 2006-10-06 | 2015-04-28 | Qualcomm Mems Technologies, Inc. | Optical loss structure integrated in an illumination apparatus |
US9025235B2 (en) | 2002-12-25 | 2015-05-05 | Qualcomm Mems Technologies, Inc. | Optical interference type of color display having optical diffusion layer between substrate and electrode |
US9244212B2 (en) | 2008-01-30 | 2016-01-26 | Qualcomm Mems Technologies, Inc. | Illumination device having a tapered light guide |
WO2018181622A1 (en) * | 2017-03-30 | 2018-10-04 | Agc株式会社 | Light guide plate functioning as diaphragm |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20060130999A (en) | 2005-06-14 | 2006-12-20 | 삼성전자주식회사 | Improved light guiding plate, and backlight assembly and display device provided with the same |
US9632326B2 (en) * | 2010-10-28 | 2017-04-25 | Philips Lighting Holding B.V. | Collimator comprising a prismatic layer stack, and lighting unit comprising such collimator |
JP7118790B2 (en) * | 2018-07-24 | 2022-08-16 | 株式会社ジャパンディスプレイ | Display device |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08271887A (en) * | 1995-03-29 | 1996-10-18 | Sumitomo Bakelite Co Ltd | Light control sheet for liquid crystal display device |
JP2000347041A (en) * | 1999-06-01 | 2000-12-15 | Fujitsu Kasei Kk | Light transmission plate for front light unit |
EP1170623A2 (en) * | 2000-07-05 | 2002-01-09 | Nitto Denko Corporation | Reflective liquid crystal display |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0246842B1 (en) * | 1986-05-19 | 1998-09-23 | Seiko Epson Corporation | A liquid crystal display device |
JPH08152526A (en) * | 1994-11-30 | 1996-06-11 | Sharp Corp | Sheet for surface illumination and device formed by using the same |
WO1998012593A1 (en) * | 1996-09-23 | 1998-03-26 | Philips Electronics N.V. | Illumination system for a flat-panel picture display device |
EP0879991A3 (en) * | 1997-05-13 | 1999-04-21 | Matsushita Electric Industrial Co., Ltd. | Illuminating system |
US6618104B1 (en) * | 1998-07-28 | 2003-09-09 | Nippon Telegraph And Telephone Corporation | Optical device having reverse mode holographic PDLC and front light guide |
WO2001051849A1 (en) * | 2000-01-14 | 2001-07-19 | Koninklijke Philips Electronics N.V. | Display device |
-
2002
- 2002-12-20 DE DE60229166T patent/DE60229166D1/en not_active Expired - Lifetime
- 2002-12-20 CN CNA028274806A patent/CN1615449A/en active Pending
- 2002-12-20 US US10/502,406 patent/US20050117088A1/en not_active Abandoned
- 2002-12-20 EP EP02791930A patent/EP1472490B1/en not_active Expired - Lifetime
- 2002-12-20 WO PCT/IB2002/005670 patent/WO2003062912A1/en active IP Right Grant
- 2002-12-20 JP JP2003562712A patent/JP2005516239A/en active Pending
- 2002-12-20 AT AT02791930T patent/ATE409833T1/en not_active IP Right Cessation
- 2002-12-20 KR KR1020047011418A patent/KR100911960B1/en not_active IP Right Cessation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08271887A (en) * | 1995-03-29 | 1996-10-18 | Sumitomo Bakelite Co Ltd | Light control sheet for liquid crystal display device |
JP2000347041A (en) * | 1999-06-01 | 2000-12-15 | Fujitsu Kasei Kk | Light transmission plate for front light unit |
EP1170623A2 (en) * | 2000-07-05 | 2002-01-09 | Nitto Denko Corporation | Reflective liquid crystal display |
Non-Patent Citations (2)
Title |
---|
PATENT ABSTRACTS OF JAPAN vol. 1997, no. 02 28 February 1997 (1997-02-28) * |
PATENT ABSTRACTS OF JAPAN vol. 2000, no. 15 6 April 2001 (2001-04-06) * |
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9025235B2 (en) | 2002-12-25 | 2015-05-05 | Qualcomm Mems Technologies, Inc. | Optical interference type of color display having optical diffusion layer between substrate and electrode |
US9019590B2 (en) | 2004-02-03 | 2015-04-28 | Qualcomm Mems Technologies, Inc. | Spatial light modulator with integrated optical compensation structure |
US8861071B2 (en) | 2004-09-27 | 2014-10-14 | Qualcomm Mems Technologies, Inc. | Method and device for compensating for color shift as a function of angle of view |
US9019183B2 (en) | 2006-10-06 | 2015-04-28 | Qualcomm Mems Technologies, Inc. | Optical loss structure integrated in an illumination apparatus |
US8872085B2 (en) | 2006-10-06 | 2014-10-28 | Qualcomm Mems Technologies, Inc. | Display device having front illuminator with turning features |
WO2009076075A1 (en) * | 2007-12-07 | 2009-06-18 | Qualcomm Mems Technologies, Inc. | Decoupled holographic film and diffuser |
US9244212B2 (en) | 2008-01-30 | 2016-01-26 | Qualcomm Mems Technologies, Inc. | Illumination device having a tapered light guide |
US9395479B2 (en) | 2008-01-30 | 2016-07-19 | Qualcomm Mems Technologies, Inc. | Illumination device having a tapered light guide |
US9448353B2 (en) | 2008-01-30 | 2016-09-20 | Qualcomm Mems Technologies, Inc. | Illumination device having a tapered light guide |
US8979349B2 (en) | 2009-05-29 | 2015-03-17 | Qualcomm Mems Technologies, Inc. | Illumination devices and methods of fabrication thereof |
US9121979B2 (en) | 2009-05-29 | 2015-09-01 | Qualcomm Mems Technologies, Inc. | Illumination devices and methods of fabrication thereof |
US8902484B2 (en) | 2010-12-15 | 2014-12-02 | Qualcomm Mems Technologies, Inc. | Holographic brightness enhancement film |
WO2018181622A1 (en) * | 2017-03-30 | 2018-10-04 | Agc株式会社 | Light guide plate functioning as diaphragm |
Also Published As
Publication number | Publication date |
---|---|
EP1472490A1 (en) | 2004-11-03 |
US20050117088A1 (en) | 2005-06-02 |
ATE409833T1 (en) | 2008-10-15 |
KR20040086288A (en) | 2004-10-08 |
EP1472490B1 (en) | 2008-10-01 |
JP2005516239A (en) | 2005-06-02 |
DE60229166D1 (en) | 2008-11-13 |
CN1615449A (en) | 2005-05-11 |
KR100911960B1 (en) | 2009-08-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US6490401B2 (en) | Display device with image display panel and illumination system | |
US6329968B1 (en) | Display device | |
US7315671B2 (en) | Display illumination system and manufacturing method thereof | |
US7452119B2 (en) | Lighting device, liquid crystal display device, and electronic apparatus | |
US6747801B2 (en) | Optical film and liquid-crystal display device | |
US6545734B2 (en) | Display device with light guide having polarizing material in grooves | |
KR101290585B1 (en) | Transparent display device | |
EP1472490B1 (en) | Display device | |
US6741304B2 (en) | Display device | |
EP2761368A1 (en) | Display backlight system | |
KR20060042481A (en) | Liquid crystal display with reflective polarizer | |
KR20040081001A (en) | Liquid crystal display module | |
JP2001167625A (en) | Sheet light source device and liquid crystal display device | |
KR20070080422A (en) | Prism sheet having reflective layer, back light unit and liquid crystal display having the same | |
JPH07333606A (en) | Liquid crystal display device | |
KR100939219B1 (en) | Light Guide Panel And Liquid Crystal Display Module Using The Same | |
JP2001035234A (en) | Lighting system for reflection-type display and liquid crystal display device | |
JP2009116229A (en) | Optical sheet for display, backlight unit and display device | |
JP2008181758A (en) | Optical member, back light unit using the same, and display device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BY BZ CA CH CN CO CR CU CZ DE DK DM DZ EC EE ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NO NZ OM PH PL PT RO RU SC SD SE SG SK SL TJ TM TN TR TT TZ UA UG US UZ VC VN YU ZA ZM ZW |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): GH GM KE LS MW MZ SD SL SZ TZ UG ZM ZW AM AZ BY KG KZ MD RU TJ TM AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LU MC NL PT SE SI SK TR BF BJ CF CG CI CM GA GN GQ GW ML MR NE SN TD TG |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
WWE | Wipo information: entry into national phase |
Ref document number: 2002791930 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 10502406 Country of ref document: US |
|
WWE | Wipo information: entry into national phase |
Ref document number: 20028274806 Country of ref document: CN Ref document number: 1020047011418 Country of ref document: KR |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2003562712 Country of ref document: JP |
|
WWP | Wipo information: published in national office |
Ref document number: 2002791930 Country of ref document: EP |
|
WWG | Wipo information: grant in national office |
Ref document number: 2002791930 Country of ref document: EP |