JP5938213B2 - 波長変換半導体発光装置及びフィルタを含む光源 - Google Patents
波長変換半導体発光装置及びフィルタを含む光源 Download PDFInfo
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- JP5938213B2 JP5938213B2 JP2011524503A JP2011524503A JP5938213B2 JP 5938213 B2 JP5938213 B2 JP 5938213B2 JP 2011524503 A JP2011524503 A JP 2011524503A JP 2011524503 A JP2011524503 A JP 2011524503A JP 5938213 B2 JP5938213 B2 JP 5938213B2
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/48—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
- H01L33/50—Wavelength conversion elements
- H01L33/501—Wavelength conversion elements characterised by the materials, e.g. binder
- H01L33/502—Wavelength conversion materials
- H01L33/504—Elements with two or more wavelength conversion materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/44—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the coatings, e.g. passivation layer or anti-reflective coating
- H01L33/46—Reflective coating, e.g. dielectric Bragg reflector
-
- 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
- G02F1/133602—Direct backlight
- G02F1/133603—Direct backlight with LEDs
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Led Device Packages (AREA)
- Optical Filters (AREA)
Description
Claims (2)
- 半導体発光装置を含む少なくとも1つの光源と、
前記少なくとも1つの光源の上に配置される第1フィルタ層であって、前記第1フィルタ層が第1ピーク波長における光を透過させ、第2及び第3ピーク波長における光を吸収する複数の第1画素位置、前記第1フィルタ層が第2ピーク波長における光を透過させ、第1及び第3ピーク波長における光を吸収する複数の第2画素位置、及び、前記第1フィルタ層が第3ピーク波長における光を透過させ、第1及び第2ピーク波長における光を吸収する複数の第3画素位置、を含む第1フィルタ層と、
前記第1フィルタ層の上に配置される液晶層と、
前記少なくとも1つの光源と前記第1フィルタ層との間に配置される第2フィルタ層であって、前記第2フィルタ層は前記第1、第2、及び第3ピーク波長における光を透過させ、前記第1ピーク波長と前記第2ピーク波長との間にある波長の光及び/又は前記第2ピーク波長と前記第3ピーク波長との間にある波長の光を反射する第2フィルタ層と、を含み、
前記半導体発光装置は、青色ピーク波長を有する光を発するように構成され、前記光源は、緑色又は黄色ピーク波長を有する光を発する第1波長変換材料、及び、赤色ピーク波長を有する光を発する第2波長変換材料を含み、前記第2フィルタ層は、前記第1及び第2波長変換材料のうちの1つと直接接触にあるように配置され、前記第2フィルタ層は、前記半導体発光装置に近接近して配置される、
構造。 - 請求項1に記載の構造であって、前記第1フィルタ層は、前記第2フィルタ層が反射する波長の光を吸収する、構造。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/201,428 US7888691B2 (en) | 2008-08-29 | 2008-08-29 | Light source including a wavelength-converted semiconductor light emitting device and a filter |
US12/201,428 | 2008-08-29 | ||
PCT/IB2009/053730 WO2010023624A1 (en) | 2008-08-29 | 2009-08-25 | Light source including a wavelength-converted semiconductor light emitting device and a filter |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012501090A JP2012501090A (ja) | 2012-01-12 |
JP5938213B2 true JP5938213B2 (ja) | 2016-06-22 |
Family
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Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011524503A Active JP5938213B2 (ja) | 2008-08-29 | 2009-08-25 | 波長変換半導体発光装置及びフィルタを含む光源 |
Country Status (7)
Country | Link |
---|---|
US (2) | US7888691B2 (ja) |
EP (1) | EP2329537B1 (ja) |
JP (1) | JP5938213B2 (ja) |
KR (1) | KR101622424B1 (ja) |
CN (1) | CN102138228B (ja) |
TW (1) | TWI472056B (ja) |
WO (1) | WO2010023624A1 (ja) |
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2008
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Publication number | Publication date |
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EP2329537B1 (en) | 2018-08-15 |
TWI472056B (zh) | 2015-02-01 |
US8114692B2 (en) | 2012-02-14 |
KR20110042126A (ko) | 2011-04-22 |
US20100051974A1 (en) | 2010-03-04 |
TW201017934A (en) | 2010-05-01 |
WO2010023624A1 (en) | 2010-03-04 |
CN102138228B (zh) | 2013-08-14 |
US7888691B2 (en) | 2011-02-15 |
US20110097833A1 (en) | 2011-04-28 |
JP2012501090A (ja) | 2012-01-12 |
EP2329537A1 (en) | 2011-06-08 |
KR101622424B1 (ko) | 2016-05-18 |
CN102138228A (zh) | 2011-07-27 |
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