KR101085189B1 - 엘이디모듈 투광장치 및 이를 구비한 엘이디모듈 - Google Patents
엘이디모듈 투광장치 및 이를 구비한 엘이디모듈 Download PDFInfo
- Publication number
- KR101085189B1 KR101085189B1 KR1020110032164A KR20110032164A KR101085189B1 KR 101085189 B1 KR101085189 B1 KR 101085189B1 KR 1020110032164 A KR1020110032164 A KR 1020110032164A KR 20110032164 A KR20110032164 A KR 20110032164A KR 101085189 B1 KR101085189 B1 KR 101085189B1
- Authority
- KR
- South Korea
- Prior art keywords
- optical waveguide
- led module
- light
- led element
- led
- Prior art date
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Classifications
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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
- F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
- F21S2/005—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction of modular construction
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V3/00—Globes; Bowls; Cover glasses
- F21V3/02—Globes; Bowls; Cover glasses characterised by the shape
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V5/00—Refractors for light sources
- F21V5/007—Array of lenses or refractors for a cluster of light sources, e.g. for arrangement of multiple light sources in one plane
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
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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
- G02B6/0013—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
- G02B6/0066—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
- G02B6/0073—Light emitting diode [LED]
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2101/00—Point-like light sources
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Planar Illumination Modules (AREA)
Abstract
Description
도 2는 본 발명의 일 실시예에 따른 엘이디모듈 투광장치의 단위 구조를 설명하는 도면.
도 3은 본 발명의 일 실시예에 따른 엘이디모듈 투광장치의 광도파로를 설명하는 도면.
도 4 및 도 5는 본 발명의 다른 실시예에 따른 엘이디모듈 투광장치를 구비한 엘이디모듈을 나타낸 도면.
도 6 내지 도 8은 본 발명의 또 다른 실시예에 따른 엘이디모듈 투광장치를 나타낸 도면.
20, 25, 30, 35: 엘이디소자
100, 200, 300, 400: 엘이디모듈 투광장치
110, 210, 310, 410: 본체
120, 220, 320, 420: 글로브
130, 230, 330, 335, 430: 광도파로
Claims (8)
- 기판에 실장된 엘이디소자에서 발산된 빛을 조절하는 엘이디모듈 투광장치로서,
상기 기판에 지지된 본체;
상기 본체와 결합되고 상기 엘이디소자에서 발산된 빛이 투과되는 광투과성 재질로 이루어져 있으며, 내부에 상기 엘이디소자를 수용하는 수용홈이 형성된 글로브; 및
상기 글로브의 수용홈에서 상기 엘이디소자를 향하여 돌출되게 형성되어 있으며, 상기 엘이디소자를 향하는 전면이 빛을 입사시키고 측면은 입사된 빛을 전반사(total reflection)시키는 광도파로를 포함하고,
상기 광도파로의 전면은 빛을 발산하는 상기 엘이디소자의 발산면을 마주하고 있으며 상기 광도파로는 입사된 빛을 직진시키거나 측면에서 전반사시켜서, 측면으로 빛이 새어나가는 것을 차단하며,
상기 광도파로는 다음 수식을 만족하는 것을 특징으로 하는 것을 특징으로 하는 엘이디모듈 투광장치.
[수식]
여기서, L은 광도파로의 길이이고, D는 광도파로의 폭이고, 는 광도파로의 임계각임.
- 제1항에 있어서,
상기 본체, 상기 글로브 및 상기 광도파로는 일체형으로 형성된 것을 특징으로 하는 엘이디모듈 투광장치.
- 제1항에 있어서,
상기 광도파로는 아크릴 수지를 포함하여 이루어지는 것을 특징으로 하는 엘이디모듈 투광장치.
- 삭제
- 제1항에 있어서,
상기 엘이디소자는 외주에 곡면이 형성된 벌브(bulb)형이며,
상기 광도파로의 전면은, 상기 엘이디소자의 외주 곡면에 상응하게 형성된 것을 특징으로 하는 엘이디모듈 투광장치.
- 제1항에 있어서,
상기 광도파로는,
상기 기판에 대하여, 조명되는 대상물을 향하는 방향으로 경사지게 배치된 것을 특징으로 하는 엘이디모듈 투광장치.
- 제6항에 있어서,
상기 광도파로와 상기 글로브의 수용홈 사이에는, 예각으로 형성된 부분을 채우는 충전부가 형성된 것을 특징으로 하는 엘이디모듈 투광장치.
- 엘이디소자가 실장된 기판; 및
상기 엘이디소자에서 발산된 빛을 조절하도록 상기 기판에 적층된 제1항 내지 제3항 및 제5항 내지 제7항 중 어느 한 항에 따른 엘이디모듈 투광장치를 포함하는 엘이디모듈.
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KR1020110032164A KR101085189B1 (ko) | 2011-04-07 | 2011-04-07 | 엘이디모듈 투광장치 및 이를 구비한 엘이디모듈 |
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KR1020110032164A KR101085189B1 (ko) | 2011-04-07 | 2011-04-07 | 엘이디모듈 투광장치 및 이를 구비한 엘이디모듈 |
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KR101085189B1 true KR101085189B1 (ko) | 2011-11-18 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3974714A4 (en) * | 2019-11-08 | 2022-08-24 | Suzhou Opple Lighting Co., Ltd. | LENS AND LIGHT SOURCE MODULE |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002183891A (ja) | 2000-12-15 | 2002-06-28 | Shingo Denzai Kk | 交通信号灯 |
KR100733840B1 (ko) * | 2006-04-10 | 2007-07-04 | 주식회사 래도 | 발광 다이오드 칩 모듈의 투광장치 |
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- 2011-04-07 KR KR1020110032164A patent/KR101085189B1/ko active IP Right Grant
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002183891A (ja) | 2000-12-15 | 2002-06-28 | Shingo Denzai Kk | 交通信号灯 |
KR100733840B1 (ko) * | 2006-04-10 | 2007-07-04 | 주식회사 래도 | 발광 다이오드 칩 모듈의 투광장치 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3974714A4 (en) * | 2019-11-08 | 2022-08-24 | Suzhou Opple Lighting Co., Ltd. | LENS AND LIGHT SOURCE MODULE |
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