KR100852249B1 - 면상 광원장치 - Google Patents
면상 광원장치 Download PDFInfo
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- KR100852249B1 KR100852249B1 KR1020070004625A KR20070004625A KR100852249B1 KR 100852249 B1 KR100852249 B1 KR 100852249B1 KR 1020070004625 A KR1020070004625 A KR 1020070004625A KR 20070004625 A KR20070004625 A KR 20070004625A KR 100852249 B1 KR100852249 B1 KR 100852249B1
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- KR
- South Korea
- Prior art keywords
- light source
- guide plate
- light
- light guide
- point light
- Prior art date
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Classifications
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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
- G02B6/0066—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
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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
- G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
- G02B6/0086—Positioning aspects
- G02B6/009—Positioning aspects of the light source in the package
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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
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
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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
- G02F1/1336—Illuminating devices
- G02F1/133615—Edge-illuminating devices, i.e. illuminating from the side
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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
- G02B6/0043—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles provided on the surface of the light guide
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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
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
- G02F1/133314—Back frames
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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
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
- G02F1/133317—Intermediate frames, e.g. between backlight housing and front frame
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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
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
- G02F1/133322—Mechanical guidance or alignment of LCD panel support components
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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
- G02F1/1336—Illuminating devices
- G02F1/133628—Illuminating devices with cooling means
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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)
- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
Description
Claims (9)
- 복수의 점 광원과,일측면에서 입사된 상기 점 광원으로부터의 빛을, 상기 일측면과 수직으로 배치되는 출사면으로부터 출사하는 도광판과,상기 도광판의 일측면과 평행하게 형성된 측면부를 가지는 하부 케이스와,상기 복수의 점 광원을 소정의 간격으로 배치하고, 상기 도광판의 일측면 측에 배치된 광원 기판과,상기 광원 기판과 상기 하부 케이스의 측면부를 끼워, 상기 점 광원과 대응하는 부분에 간극부가 형성되고, 상기 도광판의 출사면의 단부를 지지하는 수지 프레임을 구비하는 것을 특징으로 하는 면상 광원장치.
- 제 1항에 있어서,상기 수지 프레임에 의해 상기 도광판의 출사면을 지지하는 부분에, 상기 점 광원으로부터의 빛을 상기 점 광원간의 상기 출사면으로 입사시키는 노출부를 가지는 것을 특징으로 하는 면상 광원장치.
- 제 1항 또는 제 2항에 있어서,상기 수지 프레임은, 상기 도광판의 일측면인 입사면을 지지하는 것을 특징으로 하는 면상 광원장치.
- 제 1항에 있어서,상기 수지 프레임은, 상기 도광판의 출사면과 수직으로 배치된 측면에서, 상기 도광판의 일측면인 입사면과 수직을 이루는 2측면을 지지하는 것을 특징으로 하는 면상 광원장치.
- 제 1항에 있어서,상기 수지 프레임은, 백색인 것을 특징으로 하는 면상 광원장치.
- 제 1항에 있어서,상기 광원 기판 위의 점 광원 간에 상기 수지프레임의 볼록부가 형성되어 있는 것을 특징으로 하는 면상 광원장치.
- 제 6항에 있어서,상기 볼록부는, 땜납으로 형성된 돔 형상을 가지는 것을 특징으로 하는 면상 광원장치.
- 제 1항에 있어서,상기 점 광원은 발광 다이오드인 것을 특징으로 하는 면상 광원장치.
- 제 3항에 있어서,상기 수지 프레임은, 상기 도광판의 출사면과 수직으로 배치된 측면에서, 상기 도광판의 일측면인 입사면과 수직을 이루는 2측면을 지지하는 것을 특징으로 하는 면상 광원장치.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JPJP-P-2006-00009711 | 2006-01-18 | ||
JP2006009711A JP4640188B2 (ja) | 2006-01-18 | 2006-01-18 | 面状光源装置 |
Publications (2)
Publication Number | Publication Date |
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KR20070076496A KR20070076496A (ko) | 2007-07-24 |
KR100852249B1 true KR100852249B1 (ko) | 2008-08-14 |
Family
ID=38262974
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020070004625A KR100852249B1 (ko) | 2006-01-18 | 2007-01-16 | 면상 광원장치 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7441938B2 (ko) |
JP (1) | JP4640188B2 (ko) |
KR (1) | KR100852249B1 (ko) |
CN (1) | CN100480814C (ko) |
TW (1) | TWI359308B (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100967615B1 (ko) | 2010-03-02 | 2010-07-05 | 주식회사 넥시오 | 적외선 터치스크린 장치용 프레임 조립체 |
US9453959B2 (en) | 2010-03-30 | 2016-09-27 | Lg Innotek Co., Ltd. | Backlight unit and display apparatus |
Families Citing this family (78)
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KR200398710Y1 (ko) * | 2005-08-04 | 2005-10-14 | 김영곤 | 자동차용 알림판 |
US7878698B2 (en) * | 2005-09-28 | 2011-02-01 | Sharp Kabushiki Kaisha | Backlight unit and liquid crystal display device |
US7850358B2 (en) * | 2005-09-28 | 2010-12-14 | Sharp Kabushiki Kaisha | Light source device, backlight unit, and liquid crystal display device |
US20080123343A1 (en) * | 2006-06-23 | 2008-05-29 | Tatsuru Kobayashi | Light source device, image display device, optical element and manufacturing method thereof |
JP4973213B2 (ja) * | 2007-01-31 | 2012-07-11 | 三菱電機株式会社 | 光源装置、面状光源装置および表示装置 |
TW200844594A (en) * | 2007-02-07 | 2008-11-16 | Showa Denko Kk | Light-emitting device and planar light source device |
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KR101515460B1 (ko) * | 2008-12-15 | 2015-05-06 | 삼성디스플레이 주식회사 | 백라이트 어셈블리 및 그를 포함하는 표시 장치 |
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JP2010165572A (ja) * | 2009-01-16 | 2010-07-29 | Sony Corp | 平面発光装置、パネル、および表示装置 |
TWI382249B (zh) * | 2009-04-01 | 2013-01-11 | Au Optronics Corp | 液晶顯示器與背光模組及其組裝方法 |
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Also Published As
Publication number | Publication date |
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CN101004517A (zh) | 2007-07-25 |
TWI359308B (en) | 2012-03-01 |
CN100480814C (zh) | 2009-04-22 |
TW200730944A (en) | 2007-08-16 |
JP2007194022A (ja) | 2007-08-02 |
US20070165421A1 (en) | 2007-07-19 |
US7441938B2 (en) | 2008-10-28 |
JP4640188B2 (ja) | 2011-03-02 |
KR20070076496A (ko) | 2007-07-24 |
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