CN1292296C - 照明装置和显示设备 - Google Patents
照明装置和显示设备 Download PDFInfo
- Publication number
- CN1292296C CN1292296C CNB031579191A CN03157919A CN1292296C CN 1292296 C CN1292296 C CN 1292296C CN B031579191 A CNB031579191 A CN B031579191A CN 03157919 A CN03157919 A CN 03157919A CN 1292296 C CN1292296 C CN 1292296C
- Authority
- CN
- China
- Prior art keywords
- guide plate
- light
- light guide
- lighting device
- light source
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
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Images
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
- G02B6/0013—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
- G02B6/0028—Light guide, e.g. taper
-
- 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
- G02B6/003—Lens or lenticular 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
- G02B6/0035—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
- 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
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
-
- 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
- G02B6/0056—Means for improving the coupling-out of light from the light guide for producing polarisation effects, e.g. by a surface with polarizing properties or by an additional polarizing elements
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)
- Securing Globes, Refractors, Reflectors Or The Like (AREA)
- Light Guides In General And Applications Therefor (AREA)
Abstract
Description
TN型 | VA型 | |
部分粘结1部分粘结2完全粘结 | 71419 | 72035 |
Claims (13)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002255713A JP2004095390A (ja) | 2002-08-30 | 2002-08-30 | 照明装置及び表示装置 |
JP255713/2002 | 2002-08-30 |
Related Child Applications (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2005100838236A Division CN100545715C (zh) | 2002-08-30 | 2003-08-29 | 液晶显示设备 |
CNB2005100838240A Division CN100386673C (zh) | 2002-08-30 | 2003-08-29 | 液晶显示设备 |
CNB2005100838221A Division CN100510886C (zh) | 2002-08-30 | 2003-08-29 | 照明装置和显示设备 |
CN2006101427141A Division CN1936627B (zh) | 2002-08-30 | 2003-08-29 | 照明装置和显示设备 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1492269A CN1492269A (zh) | 2004-04-28 |
CN1292296C true CN1292296C (zh) | 2006-12-27 |
Family
ID=31972911
Family Applications (5)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB031579191A Expired - Fee Related CN1292296C (zh) | 2002-08-30 | 2003-08-29 | 照明装置和显示设备 |
CNB2005100838240A Expired - Fee Related CN100386673C (zh) | 2002-08-30 | 2003-08-29 | 液晶显示设备 |
CNB2005100838236A Expired - Fee Related CN100545715C (zh) | 2002-08-30 | 2003-08-29 | 液晶显示设备 |
CNB2005100838221A Expired - Fee Related CN100510886C (zh) | 2002-08-30 | 2003-08-29 | 照明装置和显示设备 |
CN2006101427141A Expired - Fee Related CN1936627B (zh) | 2002-08-30 | 2003-08-29 | 照明装置和显示设备 |
Family Applications After (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2005100838240A Expired - Fee Related CN100386673C (zh) | 2002-08-30 | 2003-08-29 | 液晶显示设备 |
CNB2005100838236A Expired - Fee Related CN100545715C (zh) | 2002-08-30 | 2003-08-29 | 液晶显示设备 |
CNB2005100838221A Expired - Fee Related CN100510886C (zh) | 2002-08-30 | 2003-08-29 | 照明装置和显示设备 |
CN2006101427141A Expired - Fee Related CN1936627B (zh) | 2002-08-30 | 2003-08-29 | 照明装置和显示设备 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7163331B2 (zh) |
JP (1) | JP2004095390A (zh) |
KR (5) | KR20040020017A (zh) |
CN (5) | CN1292296C (zh) |
TW (1) | TWI304898B (zh) |
Families Citing this family (191)
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JP4379786B2 (ja) * | 2003-11-11 | 2009-12-09 | 株式会社エンプラス | 面光源装置 |
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KR20070108498A (ko) | 2007-11-12 |
TWI304898B (en) | 2009-01-01 |
JP2004095390A (ja) | 2004-03-25 |
KR20080094876A (ko) | 2008-10-27 |
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CN1492269A (zh) | 2004-04-28 |
KR20040020017A (ko) | 2004-03-06 |
CN1936627A (zh) | 2007-03-28 |
CN1936627B (zh) | 2011-02-09 |
CN100510886C (zh) | 2009-07-08 |
CN1707333A (zh) | 2005-12-14 |
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