KR20150048354A - 조명장치 및 이를 포함하는 차량용 램프 - Google Patents
조명장치 및 이를 포함하는 차량용 램프 Download PDFInfo
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- KR20150048354A KR20150048354A KR1020130128252A KR20130128252A KR20150048354A KR 20150048354 A KR20150048354 A KR 20150048354A KR 1020130128252 A KR1020130128252 A KR 1020130128252A KR 20130128252 A KR20130128252 A KR 20130128252A KR 20150048354 A KR20150048354 A KR 20150048354A
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- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
- F21S43/249—Light guides with two or more light sources being coupled into the light guide
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
- F21K9/61—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction using light guides
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
- F21K9/68—Details of reflectors forming part of the light source
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
- F21K9/69—Details of refractors forming part of the light source
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
- F21S41/24—Light guides
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
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- F21S43/10—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source
- F21S43/13—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source characterised by the type of light source
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/40—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the combination of reflectors and refractors
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- G—PHYSICS
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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Abstract
Description
도 2는 본 발명에 따른 조명장치의 개략적인 구성관계를 도시한 개념도이다.
도 3 및 도 4는 본 발명에 따른 집광부재의 요부를 도시한 일실시예를 나타낸 개념도이다.
도 5 및 도 6은 본 발명에 따른 집광모듈의 구조를 도시한 개념도이다.
도 7은 본 발명에 따른 광원모듈의 구조를 도시한 요부 단면도이다.
도 8 및 도 9는 본 발명에 따른 집광부재의 개구율에 따른 광학특성치를 도시한 실험결과이다.
도 10 및 도 11일 본 발명에 따른 집광모듈을 적용한 패턴 타입에 따른 비교 데이터를 도시한 것이다.
110: 인쇄회로기판
120: 반사부재
130: 광원
140: 광가이드부재
150: 확산부재
160: 광학패턴
161, 162: 광학시트
200: 집광모듈
210: 광확산패턴
220: 집광부재
230: 베이스기재
300: 차폐모듈
Claims (21)
- 다수의 광원을 매립하는 구조로 배치되는 광가이드부재를 포함하는 광원모듈; 및
상기 광원모듈에서 출사하는 광의 일부는 반사시키고, 나머지 일부는 집광하여 확산시키는 광확산패턴을 포함하는 집광모듈;
를 포함하는 조명장치.
- 청구항 1에 있어서,
상기 집광모듈은,
상기 광원모듈에서 출사한 광이 입사하는 입사부 및 상기 입사부를 투과한 광을 확산하는 출사부를 포함하는 광확산패턴;
상기 광확산패턴의 하부에 배치되며, 상기 입사부에 대응되는 일부 영역을 차광하는 반사부와 광을 입사부로 안내하는 개구부를 포함하는 집광부재;
를 포함하는 조명장치.
- 청구항 2에 있어서,
상기 집광부재는,
상기 개구부의 중심축이 상기 광확산패턴의 중심축과 일치하도록 배치되는 조명장치.
- 청구항 2에 있어서,
상기 집광부재는,
상기 개구부의 폭이 상기 입사부의 폭의 10~90%로 형성되는 조명장치.
- 청구항 2에 있어서,
상기 집광부재는,
상기 개구부와 상기 반사부의 면적비율이 1:9~9:1의 범위를 충족하는 조명장치.
- 청구항 2에 있어서,
상기 집광부재는,
베이스부재의 일면에 상기 광확산패턴이 형성되며,
상기 일면에 대향하는 타면에 상기 반사부재가 배치되는 조명장치.
- 청구항 6에 있어서,
상기 광확산패턴은,
상기 베이스 기재 상에 양각구조의 렌즈패턴인 조명장치.
- 청구항 7에 있어서,
상기 개구부의 형상은, 상기 광확산패턴의 입사부의 형상과 상이한 구조인 조명장치.
- 청구항 8에 있어서,
상기 개구부의 단면형상이 원, 타원, 다각형, 및 단일폐곡선 중 어느 하나인 조명장치.
- 청구항 2에 있어서,
상기 집광부재는,
Al, PC, PP, ABS, PBT, Ag, TiO2, CaCO3, BaSO4, Al2O3, Silicon, PS 중 선택되는 어느 하나 포함하는 재질로 형성되는 조명장치.
- 청구항 1 내지 청구항 10 중 어느 한 항에 있어서,
상기 광원모듈을 내부에 수용하며, 상부가 개구되는 개구영역을 구비하는 차폐모듈을 더 포함하는 조명장치.
- 청구항 11에 있어서,
상기 차폐모듈은,
Al, PC, PP, ABS, PBT 중 어느 하나 포함하는 재질로 형성되는 조명장치.
- 청구항 11에 있어서,
상기 광원모듈은,
상기 다수의 광원을 실장하는 인쇄회로기판과 상기 광가이드부재 사이에 배치되는 반사시트를 더 포함하는 조명장치.
- 청구항 13에 있어서,
상기 반사시트는,
상기 반사시트 표면에 형성되는 TiO2, CaCO3, BaSO4, Al2O3, Silicon, PS 중 어느 하나의 물질로 형성되는 반사패턴을 더 포함하는 조명장치.
- 청구항 11에 있어서,
상기 광원모듈은,
상기 광가이드부재 상면에 배치되는 제2확산부재를 더 포함하는 조명장치.
- 청구항 15에 있어서,
상기 제2확산부재와 광가이드부재 사이에 배치되는 다수의 광학패턴을 더 포함하는 조명장치.
- 청구항 16에 있어서,
상기 광학패턴은,
상기 제2확산부재의 표면에 형성되거나,
제1광학시트층의 표면에 형성되는 조명장치.
- 청구항 16에 있어서,
상기 광학패턴은,
상기 광가이드부재 상면에 배치되는 제1광학시트층 및 제2광학시트층 사이에 배치되는 조명장치.
- 청구항 16에 있어서,
상기 광학패턴은,
TiO2, CaCO3, BaSO4, Silicon 중 선택되는 어느 하나 이상의 물질을 포함하는 차광잉크를 이용하여 형성된 확산패턴과,
Al 또는 Al과 TiO2의 혼합물을 포함하는 차광잉크를 이용하여 형성된 차광패턴이 중첩구조로 이루어진 조명장치.
- 청구항 11에 있어서,
상기 광가이드부재는,
상기 광원에 밀착하는 레진층에 실리콘, 실리카, PMMA 등에서 어느 하나로 이루어진 비드를 더 포함하는 조명장치.
- 청구항 1 내지 11 중 어느 한 항에 따른 조명장치를 포함하는 차량용 램프.
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CN106641950A (zh) * | 2015-11-04 | 2017-05-10 | 现代自动车欧洲技术研究中心有限公司 | 用于车灯的光引导模块以及制造该光引导模块的方法 |
KR20180128192A (ko) * | 2017-05-23 | 2018-12-03 | 인퓨즈 주식회사 | 전장용 조명등 |
US10300836B2 (en) | 2014-10-22 | 2019-05-28 | Lg Innotek Co., Ltd. | Lighting apparatus and vehicular lamp comprising the same |
US10802201B2 (en) | 2017-09-22 | 2020-10-13 | Samsung Display Co., Ltd. | Display device which prevents formation of parasitic capacitor in a pixel |
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US10802201B2 (en) | 2017-09-22 | 2020-10-13 | Samsung Display Co., Ltd. | Display device which prevents formation of parasitic capacitor in a pixel |
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