JP2005093681A5 - - Google Patents

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Publication number
JP2005093681A5
JP2005093681A5 JP2003324570A JP2003324570A JP2005093681A5 JP 2005093681 A5 JP2005093681 A5 JP 2005093681A5 JP 2003324570 A JP2003324570 A JP 2003324570A JP 2003324570 A JP2003324570 A JP 2003324570A JP 2005093681 A5 JP2005093681 A5 JP 2005093681A5
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JP
Japan
Prior art keywords
emitting device
light emitting
light
phosphor layer
led elements
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JP2003324570A
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Japanese (ja)
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JP4238681B2 (en
JP2005093681A (en
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Priority to JP2003324570A priority Critical patent/JP4238681B2/en
Priority claimed from JP2003324570A external-priority patent/JP4238681B2/en
Priority to CNB2004100592617A priority patent/CN100511732C/en
Priority to US10/869,036 priority patent/US7498734B2/en
Publication of JP2005093681A publication Critical patent/JP2005093681A/en
Publication of JP2005093681A5 publication Critical patent/JP2005093681A5/ja
Application granted granted Critical
Publication of JP4238681B2 publication Critical patent/JP4238681B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Claims (6)

複数のＬＥＤ素子を面状に配置し、前記ＬＥＤ素子から放射される光を波長変換して照射する発光装置において、
透明なガラスからなる平坦な基体に前記光に基づいて励起される蛍光体を薄膜状に設けた蛍光体層を有する波長変換部と、
前記蛍光体層に外部放射のための隙間が形成されていることを特徴とする発光装置。 In a light emitting device that arranges a plurality of LED elements in a planar shape and irradiates the light emitted from the LED elements by wavelength conversion
A wavelength conversion unit having a phosphor layer in which a phosphor excited on the basis of the light is provided in a thin film on a flat substrate made of transparent glass ;
A light emitting device characterized in that a gap for external radiation is formed in the phosphor layer. 前記隙間は、前記光が発光装置内で反射することなく外部放射されない範囲に形成されていることを特徴とする請求項第１項記載の発光装置。   2. The light emitting device according to claim 1, wherein the gap is formed in a range where the light is not emitted outside without being reflected in the light emitting device. 前記複数のＬＥＤ素子に応じて設けられる複数のすり鉢状の反射面を有し、前記反射面に前記光に基づいて励起される蛍光体層が設けられていることを特徴とする請求項第１項記載の発光装置。   The phosphor layer that has a plurality of mortar-shaped reflection surfaces provided according to the plurality of LED elements and is excited on the reflection surface based on the light is provided. The light emitting device according to item. 前記波長変換部は、前記基体の断面内に薄膜状の蛍光体層を封入して構成されていることを特徴とする請求項第１項記載の発光装置。 The wavelength conversion unit, prior SL-emitting device that claims paragraph 1, wherein being configured to encapsulate the thin-film phosphor layer in cross-section of the substrate. 前記蛍光体層は、前記ＬＥＤ素子の配置に応じた位置に部分的に封入されることを特徴とする請求項第４項記載の発光装置。   The light emitting device according to claim 4, wherein the phosphor layer is partially enclosed at a position corresponding to the arrangement of the LED elements. 前記波長変換部は、前記基体の表面に光拡散性を付与する凹凸を有することを特徴とする請求項第１項記載の発光装置。   The light emitting device according to claim 1, wherein the wavelength converter has irregularities that impart light diffusibility to the surface of the base.
JP2003324570A 2003-06-18 2003-09-17 Light emitting device Expired - Fee Related JP4238681B2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2003324570A JP4238681B2 (en) 2003-09-17 2003-09-17 Light emitting device
CNB2004100592617A CN100511732C (en) 2003-06-18 2004-06-15 Light emitting device
US10/869,036 US7498734B2 (en) 2003-06-18 2004-06-17 Light emitting device with wavelength converted by phosphor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003324570A JP4238681B2 (en) 2003-09-17 2003-09-17 Light emitting device

Publications (3)

Publication Number Publication Date
JP2005093681A JP2005093681A (en) 2005-04-07
JP2005093681A5 true JP2005093681A5 (en) 2007-08-16
JP4238681B2 JP4238681B2 (en) 2009-03-18

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JP2003324570A Expired - Fee Related JP4238681B2 (en) 2003-06-18 2003-09-17 Light emitting device

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JP (1) JP4238681B2 (en)

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JP5431706B2 (en) * 2008-10-01 2014-03-05 ミネベア株式会社 Light emitting device
JP5440064B2 (en) * 2008-10-21 2014-03-12 東芝ライテック株式会社 Lighting device
JP2011035198A (en) * 2009-08-03 2011-02-17 Ccs Inc Method of manufacturing led light-emitting device
EP2482351A4 (en) * 2009-09-25 2013-06-05 Oceans King Lighting Science Semiconductor light-emitting device and encapsulating method thereof
JP5529516B2 (en) * 2009-12-14 2014-06-25 株式会社朝日ラバー LIGHTING DEVICE AND LIGHTING COLOR CHANGE METHOD FOR LIGHTING DEVICE
JP5178796B2 (en) * 2010-09-10 2013-04-10 三菱電機株式会社 Light emitting device and lighting device
JP2012204349A (en) * 2011-03-23 2012-10-22 Panasonic Corp Light-emitting device
KR101212654B1 (en) * 2011-05-20 2012-12-14 (주)라이타이저코리아 Package for light emitting diode and method for manufacturing thereof
JP5724685B2 (en) * 2011-07-01 2015-05-27 日本電気硝子株式会社 Method for manufacturing cell for light emitting device and method for manufacturing light emitting device
JP5724684B2 (en) * 2011-07-01 2015-05-27 日本電気硝子株式会社 Cell for light emitting device and light emitting device
JPWO2013061511A1 (en) * 2011-10-27 2015-04-02 パナソニック株式会社 Light emitting device
JP2012084924A (en) * 2012-01-24 2012-04-26 Mitsubishi Electric Corp Wavelength conversion member
JP2013214716A (en) 2012-03-06 2013-10-17 Nitto Denko Corp Fluorescent sealing sheet, light emitting diode device, and manufacturing method of light emitting diode device
JP6382792B2 (en) * 2012-03-30 2018-08-29 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． Optical cavity including light emitting device and wavelength converting material
JP6192897B2 (en) 2012-04-11 2017-09-06 サターン ライセンシング エルエルシーＳａｔｕｒｎ Ｌｉｃｅｎｓｉｎｇ ＬＬＣ LIGHT EMITTING DEVICE, DISPLAY DEVICE, AND LIGHTING DEVICE
JP2015000036A (en) * 2013-06-17 2015-01-05 交和電気産業株式会社 Illumination device
KR101657954B1 (en) 2014-02-05 2016-09-21 삼성디스플레이 주식회사 Backlight assembly and display divece having the same
KR20180071027A (en) 2016-12-19 2018-06-27 삼성전자주식회사 Display apparatus
CN113168049A (en) * 2018-11-01 2021-07-23 夏普株式会社 Backlight device and display device
KR102389956B1 (en) * 2020-02-27 2022-04-25 주식회사 쉘파스페이스 Wavelength conversion film and lighting apparatus using the same
US20230236063A1 (en) * 2022-01-24 2023-07-27 Analytik Jena Us Llc Light conversion device with high uniformity

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