JP2012094842A - 発光モジュール - Google Patents
発光モジュール Download PDFInfo
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- JP2012094842A JP2012094842A JP2011208827A JP2011208827A JP2012094842A JP 2012094842 A JP2012094842 A JP 2012094842A JP 2011208827 A JP2011208827 A JP 2011208827A JP 2011208827 A JP2011208827 A JP 2011208827A JP 2012094842 A JP2012094842 A JP 2012094842A
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- light emitting
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0201—Thermal arrangements, e.g. for cooling, heating or preventing overheating
- H05K1/0203—Cooling of mounted components
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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
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
- F21S41/141—Light emitting diodes [LED]
- F21S41/151—Light emitting diodes [LED] arranged in one or more lines
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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
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/19—Attachment of light sources or lamp holders
- F21S41/192—Details of lamp holders, terminals or connectors
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- 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
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
- F21V19/003—Fastening of light source holders, e.g. of circuit boards or substrates holding light sources
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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
- F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
- F21S45/40—Cooling of lighting devices
- F21S45/47—Passive cooling, e.g. using fins, thermal conductive elements or openings
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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
- F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
- F21S45/40—Cooling of lighting devices
- F21S45/49—Attachment of the cooling means
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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
- F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
- F21Y2103/10—Elongate light sources, e.g. fluorescent tubes comprising a linear array of point-like light-generating elements
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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
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/4805—Shape
- H01L2224/4809—Loop shape
- H01L2224/48091—Arched
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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- H01L25/00—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof
- H01L25/16—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof the devices being of types provided for in two or more different main groups of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. forming hybrid circuits
- H01L25/167—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof the devices being of types provided for in two or more different main groups of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. forming hybrid circuits comprising optoelectronic devices, e.g. LED, photodiodes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices with at least one potential-jump barrier or surface barrier 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 with at least one potential-jump barrier or surface barrier 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
- H01L33/52—Encapsulations
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices with at least one potential-jump barrier or surface barrier 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 with at least one potential-jump barrier or surface barrier 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
- H01L33/52—Encapsulations
- H01L33/54—Encapsulations having a particular shape
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices with at least one potential-jump barrier or surface barrier 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 with at least one potential-jump barrier or surface barrier 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
- H01L33/58—Optical field-shaping elements
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices with at least one potential-jump barrier or surface barrier 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 with at least one potential-jump barrier or surface barrier 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
- H01L33/64—Heat extraction or cooling elements
- H01L33/641—Heat extraction or cooling elements characterized by the materials
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices with at least one potential-jump barrier or surface barrier 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 with at least one potential-jump barrier or surface barrier 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
- H01L33/64—Heat extraction or cooling elements
- H01L33/642—Heat extraction or cooling elements characterized by the shape
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/03—Use of materials for the substrate
- H05K1/05—Insulated conductive substrates, e.g. insulated metal substrate
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/09—Shape and layout
- H05K2201/09209—Shape and layout details of conductors
- H05K2201/09654—Shape and layout details of conductors covering at least two types of conductors provided for in H05K2201/09218 - H05K2201/095
- H05K2201/09745—Recess in conductor, e.g. in pad or in metallic substrate
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10007—Types of components
- H05K2201/10106—Light emitting diode [LED]
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/20—Details of printed circuits not provided for in H05K2201/01 - H05K2201/10
- H05K2201/2018—Presence of a frame in a printed circuit or printed circuit assembly
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/22—Secondary treatment of printed circuits
- H05K3/28—Applying non-metallic protective coatings
- H05K3/284—Applying non-metallic protective coatings for encapsulating mounted components
Abstract
【達成手段】本発明の発光モジュールは、キャビティが形成されている金属回路基板と、前記金属回路基板の前記キャビティの内に付着される窒化物絶縁基板、前記窒化物絶縁基板の上に形成されている少なくとも1つのパッド部、及び前記パッド部の上に付着されている少なくとも1つの発光素子を含む発光素子パッケージと、を含むことを特徴とする、
【選択図】図1
Description
上記ツェナーダイオード170は上記発光素子パッケージ200の発光素子250と並列に連結されて上記発光素子パッケージ200に印加できる逆電圧を防止する。
Claims (30)
- キャビティが形成されている金属回路基板と、
前記金属回路基板の前記キャビティの内に付着される窒化物絶縁基板、前記窒化物絶縁基板の上に形成されている少なくとも1つのパッド部、及び前記パッド部の上に付着されている少なくとも1つの発光素子を含む発光素子パッケージと、
を含むことを特徴とする、発光モジュール。 - 前記金属回路基板の上に前記キャビティを囲むガイド突起を更に含むことを特徴とする、請求項1に記載の発光モジュール。
- 前記金属回路基板は、
金属プレートと、
前記金属プレートの上の絶縁層と、
前記絶縁層の上に前記発光素子パッケージのパッド部と電気的に連結される基板パッドと、
前記絶縁層の上に前記基板パッドを露出するカバー層と、
を含むことを特徴とする、請求項2に記載の発光モジュール。 - 前記基板パッドは、前記キャビティと前記ガイド突起との間の前記金属回路基板の上に露出していることを特徴とする、請求項3に記載の発光モジュール。
- 前記ガイド突起は不透過性の無機物で形成されていることを特徴とする、請求項2に記載の発光モジュール。
- 前記基板パッドが露出している辺の前記ガイド突起と前記キャビティとの間の距離は、前記基板パッドがない辺の前記ガイド突起と前記キャビティとの間の距離と相異することを特徴とする、請求項3に記載の発光モジュール。
- 前記基板パッドが露出している辺の前記ガイド突起と前記キャビティとの間の距離は、前記基板パッドがない辺の前記ガイド突起と前記キャビティとの間の距離より大きいことを特徴とする、請求項6に記載の発光モジュール。
- 前記カバー層は、不透過性及び非反射性を有することを特徴とする、請求項3に記載の発光モジュール。
- 前記窒化物絶縁基板の熱伝導率は170Kcal/m・h・℃以上であることを特徴とする、請求項1乃至請求項8のうち、いずれか1項に記載の発光モジュール。
- 前記キャビティの深さは、前記発光素子パッケージの窒化物絶縁基板の高さより小さいことを特徴とする、請求項1乃至請求項9のうち、いずれか1項に記載の発光モジュール。
- 前記発光素子パッケージのパッド部は、少なくとも2つの金属層を有する薄膜パターンであることを特徴とする、請求項1乃至請求項9のうち、いずれか1項に記載の発光モジュール。
- 前記パッド部の最上層は金または金を含む合金層が形成されていることを特徴とする、請求項11に記載の発光モジュール。
- 前記パッド部の複数の金属層はスパッタリングを通じて形成されていることを特徴とする、請求項11に記載の発光モジュール。
- 前記パッド部の複数の金属層の総厚さは0.45〜0.75μmの範囲内であることを特徴とする、請求項11に記載の発光モジュール。
- 前記発光素子パッケージの発光素子は、隣り合う発光素子とジグザグに配置されていることを特徴とする、請求項1乃至請求項14のうち、いずれか1項に記載の発光モジュール。
- 前記複数の発光素子は直列連結されていることを特徴とする、請求項1乃至請求項15のうち、いずれか1項に記載の発光モジュール。
- 前記回路基板の上に前記複数の発光素子と並列連結されているツェナーダイオードを更に含むことを特徴とする、請求項1乃至請求項15のうち、いずれか1項に記載の発光モジュール。
- 前記発光素子と電気的に分離されており、前記発光素子からの発熱により抵抗が可変する温度センサーを更に含むことを特徴とする、請求項1乃至請求項17のうち、いずれか1項に記載の発光モジュール。
- 前記温度センサーは、前記キャビティから5mm以内に形成されることを特徴とする、請求項18に記載の発光モジュール。
- 前記温度センサーは、前記ガイド突起の外方に形成されていることを特徴とする、請求項18に記載の発光モジュール。
- 前記温度センサーは、前記発光素子パッケージの上に実装されていることを特徴とする、請求項18に記載の発光モジュール。
- 前記温度センサーは、前記回路基板の絶縁層の内に埋め立てられていることを特徴とする、請求項21に記載の発光モジュール。
- 前記絶縁層の内に埋め立てられている前記温度センサーは、前記ガイド突起の内方に形成されていることを特徴とする、請求項22に記載の発光モジュール。
- 前記発光素子パッケージのパッド部は、
前記発光素子が付着される電極領域と、
前記電極領域から突出しており、ワイヤーボンディングされる連結領域と、
を含むことを特徴とする、請求項18に記載の発光モジュール。 - 前記温度センサーはNTC(negative temperature coefficient)を含むことを特徴とする、請求項18に記載の発光モジュール。
- 前記発光素子パッケージと前記キャビティの内側面との間の離隔空間に形成されている側面放熱部材を更に含むことを特徴とする、請求項1乃至請求項25のうち、いずれか1項に記載の発光モジュール。
- 前記側面放熱部材は、銀、金、銅、またはアルミニウムを含む合金で形成されていることを特徴とする、請求項26に記載の発光モジュール。
- 前記側面放熱部材は、前記窒化物絶縁基板より熱伝導率の高い合金を含むことを特徴とする、請求項26に記載の発光モジュール。
- 前記発光素子パッケージの下面と前記キャビティの底面とは接着ペーストにより付着されており、
前記側面放熱部材は、前記接着ペーストから延びて形成されることを特徴とする、請求項26に記載の発光モジュール。 - 前記キャビティの内の前記発光素子パッケージを覆うモールディング部材と、
前記金属回路基板の上面の上に前記キャビティを囲みながら前記モールディング部材をガイドするガイド部材と、
を更に含むことを特徴とする、請求項1乃至請求項29のうち、いずれか1項に記載の発光モジュール。
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2010-0105528 | 2010-10-27 | ||
KR1020100105527A KR101114774B1 (ko) | 2010-10-27 | 2010-10-27 | 발광모듈 |
KR10-2010-0105527 | 2010-10-27 | ||
KR1020100105528A KR101172203B1 (ko) | 2010-10-27 | 2010-10-27 | 발광모듈 |
KR10-2010-0105529 | 2010-10-27 | ||
KR1020100105529A KR101154646B1 (ko) | 2010-10-27 | 2010-10-27 | 발광모듈 |
Publications (2)
Publication Number | Publication Date |
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JP2012094842A true JP2012094842A (ja) | 2012-05-17 |
JP2012094842A5 JP2012094842A5 (ja) | 2014-11-06 |
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Application Number | Title | Priority Date | Filing Date |
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JP2011208827A Pending JP2012094842A (ja) | 2010-10-27 | 2011-09-26 | 発光モジュール |
Country Status (4)
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US (1) | US9035326B2 (ja) |
EP (1) | EP2447595B1 (ja) |
JP (1) | JP2012094842A (ja) |
CN (1) | CN102456681B (ja) |
Cited By (9)
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WO2014092359A1 (ko) * | 2012-12-13 | 2014-06-19 | 서울반도체 주식회사 | 발광 다이오드 및 그것을 제조하는 방법 |
JP2014146783A (ja) * | 2013-01-29 | 2014-08-14 | Lg Innotek Co Ltd | ランプユニット |
JP2015128139A (ja) * | 2013-11-29 | 2015-07-09 | 日亜化学工業株式会社 | 発光装置及び照明器具 |
JP2016096322A (ja) * | 2014-11-07 | 2016-05-26 | 日亜化学工業株式会社 | 発光装置 |
JP2018022742A (ja) * | 2016-08-02 | 2018-02-08 | 日亜化学工業株式会社 | 発光装置 |
US10041659B2 (en) | 2013-08-30 | 2018-08-07 | Nichia Corporation | Substrate for mounting light emitting element and method of fixing the substrate member |
JP2020194660A (ja) * | 2019-05-27 | 2020-12-03 | アイリスオーヤマ株式会社 | Led照明装置 |
JP2022031731A (ja) * | 2018-08-06 | 2022-02-22 | 日亜化学工業株式会社 | 発光装置及びその製造方法 |
WO2023276659A1 (ja) * | 2021-07-02 | 2023-01-05 | 株式会社日立ハイテク | 光源および自動分析装置 |
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TW201123411A (en) * | 2009-12-30 | 2011-07-01 | Harvatek Corp | A light emission module with high-efficiency light emission and high-efficiency heat dissipation and applications thereof |
TW201123412A (en) * | 2009-12-30 | 2011-07-01 | Harvatek Corp | A light emission module with high-efficiency light emission and high-efficiency heat dissipation and applications thereof |
CN102563557B (zh) * | 2010-12-30 | 2016-08-17 | 欧司朗股份有限公司 | 用于灯条的封装方法 |
US8878221B2 (en) | 2011-08-19 | 2014-11-04 | Lg Innotex Co., Ltd. | Light emitting module |
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Also Published As
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CN102456681B (zh) | 2016-11-16 |
EP2447595B1 (en) | 2017-08-02 |
US20120007076A1 (en) | 2012-01-12 |
US9035326B2 (en) | 2015-05-19 |
CN102456681A (zh) | 2012-05-16 |
EP2447595A1 (en) | 2012-05-02 |
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