TWI339760B - Backlight device and liquid crystal display device - Google Patents
Backlight device and liquid crystal display deviceInfo
- Publication number
- TWI339760B TWI339760B TW095119138A TW95119138A TWI339760B TW I339760 B TWI339760 B TW I339760B TW 095119138 A TW095119138 A TW 095119138A TW 95119138 A TW95119138 A TW 95119138A TW I339760 B TWI339760 B TW I339760B
- Authority
- TW
- Taiwan
- Prior art keywords
- liquid crystal
- crystal display
- display device
- backlight
- backlight device
- 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
- G02B6/0015—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
- G02B6/0066—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
-
- 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
- G02F1/133628—Illuminating devices with cooling means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Planar Illumination Modules (AREA)
- Liquid Crystal (AREA)
- Led Device Packages (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005157084 | 2005-05-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
TW200702823A TW200702823A (en) | 2007-01-16 |
TWI339760B true TWI339760B (en) | 2011-04-01 |
Family
ID=37481554
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW095119138A TWI339760B (en) | 2005-05-30 | 2006-05-30 | Backlight device and liquid crystal display device |
Country Status (6)
Country | Link |
---|---|
US (1) | US7903198B2 (zh) |
EP (1) | EP1890186B1 (zh) |
JP (1) | JP4791462B2 (zh) |
CN (1) | CN101194205B (zh) |
TW (1) | TWI339760B (zh) |
WO (1) | WO2006129625A1 (zh) |
Families Citing this family (81)
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JP4882795B2 (ja) * | 2007-02-27 | 2012-02-22 | 岩崎電気株式会社 | 防犯灯 |
US20100231804A1 (en) * | 2007-10-24 | 2010-09-16 | Sharp Kabushiki Kaisha | Lighting device for display device, display device, and television receiver |
US20090122227A1 (en) * | 2007-11-08 | 2009-05-14 | Rohm And Haas Denmark Finance A/S | Integrated backlight illumination assembly |
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2006
- 2006-05-30 JP JP2007518983A patent/JP4791462B2/ja not_active Expired - Fee Related
- 2006-05-30 TW TW095119138A patent/TWI339760B/zh not_active IP Right Cessation
- 2006-05-30 WO PCT/JP2006/310711 patent/WO2006129625A1/ja active Application Filing
- 2006-05-30 US US11/913,843 patent/US7903198B2/en not_active Expired - Fee Related
- 2006-05-30 CN CN2006800193991A patent/CN101194205B/zh not_active Expired - Fee Related
- 2006-05-30 EP EP06756707.3A patent/EP1890186B1/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP4791462B2 (ja) | 2011-10-12 |
WO2006129625A1 (ja) | 2006-12-07 |
EP1890186B1 (en) | 2014-01-15 |
EP1890186A1 (en) | 2008-02-20 |
CN101194205A (zh) | 2008-06-04 |
JPWO2006129625A1 (ja) | 2009-01-08 |
TW200702823A (en) | 2007-01-16 |
EP1890186A4 (en) | 2010-08-25 |
CN101194205B (zh) | 2010-10-27 |
US20090066877A1 (en) | 2009-03-12 |
US7903198B2 (en) | 2011-03-08 |
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MM4A | Annulment or lapse of patent due to non-payment of fees |