KR100830072B1 - 조명 장치 및 조명 장치를 이용하는 lcd 디바이스 - Google Patents
조명 장치 및 조명 장치를 이용하는 lcd 디바이스 Download PDFInfo
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- KR100830072B1 KR100830072B1 KR1020060064800A KR20060064800A KR100830072B1 KR 100830072 B1 KR100830072 B1 KR 100830072B1 KR 1020060064800 A KR1020060064800 A KR 1020060064800A KR 20060064800 A KR20060064800 A KR 20060064800A KR 100830072 B1 KR100830072 B1 KR 100830072B1
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- KR
- South Korea
- Prior art keywords
- light guide
- guide plate
- light
- mixed
- dispersed
- Prior art date
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- 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
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- 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
- G02B6/004—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles
- G02B6/0041—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles provided in the bulk 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
-
- 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
- G02B6/0018—Redirecting means on the surface 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
- G02B6/0013—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
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- 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)
Abstract
Description
Claims (21)
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 복수의 서로 다른 색상의 광을 방사하는 LED 광원;상기 복수의 색상의 광을 수신하고, 상기 복수의 색상의 광을 혼합하고, 혼합된 광을 방사하는 제 1 도광판; 및상기 혼합된 광을 상기 제 1 도광판으로부터 수신하고, 상기 혼합된 광을 디스플레이 패널을 향해 방사하는 제 2 도광판을 포함하고,상기 제 1 도광판에는 확산 재료가 분산되고,상기 확산 재료는 상기 제 1 도광판의 기재의 광학적 특성과 상이한 광학적 특성을 갖는, 조명 장치.
- 제 7 항에 있어서,상기 제 2 도광판 내에 확산 재료가 분산되고,상기 확산 재료는 상기 제 2 도광판의 기재의 광학적 특성과 상이한 광학적 특성을 갖는, 조명 장치.
- 제 7 항에 있어서,상기 혼합된 광을 상기 제 1 도광판으로부터 상기 제 2 도광판으로 안내하는 리플렉터 (reflector) 를 더 포함하는, 조명 장치.
- 제 7 항에 있어서,상기 혼합된 광을 상기 제 1 도광판으로부터 상기 제 2 도광판으로 안내하는 도광 부재 (light guiding member) 를 더 포함하는, 조명 장치.
- 제 10 항에 있어서,상기 도광 부재 내에서 확산 재료가 분산되고,상기 확산 재료는 상기 도광 부재의 기재의 광학적 특성과 상이한 광학적 특성을 갖는, 조명 장치.
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- LCD 패널; 및복수의 색상의 광을 방사하는 LED 광원, 상기 복수의 색상의 광을 수신하고 상기 복수의 색상의 광을 혼합하고 혼합된 광을 방사하는 제 1 도광판, 및 상기 혼합된 광을 상기 제 1 도광판으로부터 수신하고 상기 혼합된 광을 상기 LCD 패널을 향해 방사하는 제 2 도광판을 갖는 조명 장치를 구비하고,상기 제 1 도광판에는 확산 재료가 분산되고,상기 확산 재료는 상기 제 1 도광판의 기재의 광학적 특성과 상이한 광학적 특성을 갖는, LCD 디바이스.
- 제 17 항에 있어서,상기 제 2 도광판에는 확산 재료가 분산되고,상기 확산 재료는 상기 제 2 도광판의 기재의 광학적 특성과 상이한 광학적 특성을 갖는, LCD 디바이스.
- 제 17 항에 있어서,상기 조명 장치는 상기 혼합된 광을 상기 제 1 도광판으로부터 상기 제 2 도광판으로 안내하는 리플렉터를 더 포함하는, LCD 디바이스.
- 제 17 항에 있어서,상기 조명 장치는 상기 혼합된 광을 상기 제 1 도광판으로부터 상기 제 2 도광판으로 안내하는 도광 부재를 더 포함하는, LCD 디바이스.
- 제 20 항에 있어서,상기 도광 부재에는 확산 재료가 분산되고,상기 확산 재료는 상기 도광 부재의 기재의 광학적 특성과 상이한 광학적 특성을 갖는, LCD 디바이스.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005202426A JP2007024915A (ja) | 2005-07-12 | 2005-07-12 | 照明装置及び該照明装置を備える液晶表示装置 |
JPJP-P-2005-00202426 | 2005-07-12 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20070008415A KR20070008415A (ko) | 2007-01-17 |
KR100830072B1 true KR100830072B1 (ko) | 2008-05-16 |
Family
ID=37609385
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020060064800A KR100830072B1 (ko) | 2005-07-12 | 2006-07-11 | 조명 장치 및 조명 장치를 이용하는 lcd 디바이스 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7597467B2 (ko) |
JP (1) | JP2007024915A (ko) |
KR (1) | KR100830072B1 (ko) |
CN (1) | CN100526954C (ko) |
TW (1) | TWI341950B (ko) |
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- 2005-07-12 JP JP2005202426A patent/JP2007024915A/ja active Pending
-
2006
- 2006-07-06 TW TW095124622A patent/TWI341950B/zh active
- 2006-07-07 US US11/481,892 patent/US7597467B2/en active Active
- 2006-07-11 KR KR1020060064800A patent/KR100830072B1/ko active IP Right Grant
- 2006-07-12 CN CNB2006101015828A patent/CN100526954C/zh active Active
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Also Published As
Publication number | Publication date |
---|---|
CN1896839A (zh) | 2007-01-17 |
US7597467B2 (en) | 2009-10-06 |
CN100526954C (zh) | 2009-08-12 |
JP2007024915A (ja) | 2007-02-01 |
KR20070008415A (ko) | 2007-01-17 |
TW200702841A (en) | 2007-01-16 |
TWI341950B (en) | 2011-05-11 |
US20070014110A1 (en) | 2007-01-18 |
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