KR100957411B1 - 발광 장치 - Google Patents
발광 장치 Download PDFInfo
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- KR100957411B1 KR100957411B1 KR1020080011761A KR20080011761A KR100957411B1 KR 100957411 B1 KR100957411 B1 KR 100957411B1 KR 1020080011761 A KR1020080011761 A KR 1020080011761A KR 20080011761 A KR20080011761 A KR 20080011761A KR 100957411 B1 KR100957411 B1 KR 100957411B1
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- South Korea
- Prior art keywords
- light emitting
- emitting diode
- emitting device
- lead
- electrode
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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
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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
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
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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
- G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
- G02B6/0083—Details of electrical connections of light sources to drivers, circuit boards, or the like
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- G—PHYSICS
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- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
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- G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
- G02B6/0085—Means for removing heat created by the light source from the package
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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
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
- H05K3/34—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by soldering
- H05K3/341—Surface mounted components
- H05K3/3421—Leaded components
- H05K3/3426—Leaded components characterised by the leads
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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
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
- H05K3/34—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by soldering
- H05K3/3452—Solder masks
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- G—PHYSICS
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- 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
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- G02B6/0068—Arrangements of plural sources, e.g. multi-colour light sources
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- 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
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- 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
- H01L2224/481—Disposition
- H01L2224/48151—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
- H01L2224/48221—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
- H01L2224/48245—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being metallic
- H01L2224/48247—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being metallic connecting the wire to a bond pad of the item
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
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- 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
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- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/49—Structure, shape, material or disposition of the wire connectors after the connecting process of a plurality of wire connectors
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- H01L2224/49107—Connecting at different heights on the semiconductor or solid-state body
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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
- H05K1/18—Printed circuits structurally associated with non-printed electric components
- H05K1/189—Printed circuits structurally associated with non-printed electric components characterised by the use of a flexible or folded printed circuit
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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
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10613—Details of electrical connections of non-printed components, e.g. special leads
- H05K2201/10621—Components characterised by their electrical contacts
- H05K2201/10651—Component having two leads, e.g. resistor, capacitor
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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
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- H05K2201/1075—Shape details
- H05K2201/10818—Flat leads
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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
- H05K2201/2009—Reinforced areas, e.g. for a specific part of a flexible printed circuit
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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
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/05—Patterning and lithography; Masks; Details of resist
- H05K2203/0562—Details of resist
- H05K2203/0577—Double layer of resist having the same pattern
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- 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
- H05K3/0058—Laminating printed circuit boards onto other substrates, e.g. metallic substrates
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- 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
- H05K3/281—Applying non-metallic protective coatings by means of a preformed insulating foil
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- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/80—Constructional details
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- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/80—Constructional details
- H10H20/85—Packages
- H10H20/857—Interconnections, e.g. lead-frames, bond wires or solder balls
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
Description
Claims (14)
- 발광 다이오드 칩이 패키징된 몸체 및, 상기 몸체의 일측에 접촉된 복수개의 리드 전극을 포함하는 발광 다이오드; 및상기 발광 다이오드의 리드 전극의 하면에 연결되는 복수의 전극 패드를 포함하는 기판을 포함하며,상기 발광 다이오드의 리드 전극의 하면은 상기 기판의 전극패드의 상면과 동일한 형상을 갖고 서로 대응되며,상기 발광 다이오드의 리드 전극의 하면은 상기 기판의 전극 패드의 상면 영역 내에 각각 배치되는 발광 장치.
- 발광 다이오드 칩이 패키징된 몸체 및, 상기 몸체의 일측에 형성된 복수개의 리드 전극을 포함하는 발광 다이오드; 및상기 발광 다이오드의 리드 전극의 하면에 연결되는 복수의 전극 패드를 포함하는 기판을 포함하며,상기 발광 다이오드의 리드 전극의 하면은 상기 기판의 전극패드의 상면과 동일한 형상을 갖고 서로 대응되며,상기 발광 다이오드의 리드 전극의 하면은 상기 기판의 전극 패드의 상면 영역 내에 각각 배치되며,상기 전극 패드의 상면 크기는 상기 발광 다이오드의 리드 전극의 하면에 비해 1~1.5배 크게 형성되는 발광 장치.
- 제 1항 또는 제2항에 있어서, 상기 리드 전극의 하면 형상과 상기 전극 패드의 상면 형상은 원 형상, 일부분이 커팅된 형상, 다각형 형상 중 어느 한 형상을 포함하는 발광 장치.
- 제1항 또는 제2항에 있어서, 상기 기판은 플렉시블 기판을 포함하는 발광 장치.
- 제 4항에 있어서, 상기 플렉시블 기판은 베이스 필름; 상기 베이스 필름 위에 형성되며 일부가 오픈되어 상기 전극 패드를 구성하는 상부 동박층; 상기 베이스 필름의 아래에 형성된 하부 동박층; 상기 상부 동박층 및 하부 동박층의 일면에 형성된 상부 커버레이 필름 및 하부 커버레이 필름; 상기 하부 커버레이 필름의 일면에 형성된 하부 보강판을 포함하는 발광 장치.
- 제 5항에 있어서, 상기 하부 보강판은 폴리 이미드 필름을 포함하는 발광 장치.
- 제 4항에 있어서, 상기 플렉시블 기판에는 복수의 발광 다이오드가 어레이 형태로 탑재되는 발광 장치.
- 제 1항에 있어서, 상기 전극 패드의 상면 크기는 상기 발광 다이오드의 리드 전극의 하면에 비해 1~1.5배 크게 형성되는 발광 장치.
- 제1항 또는 제2항에 있어서, 상기 복수의 리드 전극은 상기 몸체의 양측 아래에 형성된 발광 장치.
- 제1항 또는 제2항에 있어서, 상기 몸체의 상부에 캐비티를 형성하고, 상기 캐비티에 일단이 배치되고 타단이 상기 리드 전극을 형성하는 복수의 리드 프레임을 포함하며, 상기 리드 프레임의 일단에 상기 발광 다이오드 칩이 전기적으로 연결되는 발광 장치.
- 제10항에 있어서, 상기 복수의 리드 프레임의 타단은 상기 몸체에 관통되어 상기 캐비티를 기준으로 상기 몸체의 하면 또는 측면으로 접혀지는 발광장치.
- 제10항에 있어서, 상기 캐비티에 수지물 또는 형광체가 첨가된 수지물을 포함하는 발광장치.
- 제1항 또는 제2항에 있어서, 상기 복수의 리드 전극의 형상은 서로 대칭되게 형성되는 발광장치.
- 제1항 또는 제2항에 있어서, 상기 전극패드의 상면은 적어도 한 변의 길이 또는 폭이 상기 리드 전극의 하면과 대응되는 변의 길이 또는 폭에 비해 1~1.5배 크게 형성되는 발광 장치.
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US12/365,483 US8052321B2 (en) | 2008-02-05 | 2009-02-04 | Light emitting apparatus and light unit having the same |
US13/004,666 US8052317B2 (en) | 2008-02-05 | 2011-01-11 | Light emitting apparatus and light unit having the same |
US13/240,871 US8277107B2 (en) | 2008-02-05 | 2011-09-22 | Light emitting apparatus and light unit having the same |
US13/603,096 US8646963B2 (en) | 2008-02-05 | 2012-09-04 | Light emitting apparatus and light unit having the same |
US14/171,552 US8950925B2 (en) | 2008-02-05 | 2014-02-03 | Light emitting apparatus and light unit having the same |
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US8816576B1 (en) * | 2009-08-20 | 2014-08-26 | Led Optical Solutions, Llc | LED bulb, assembly, and method |
GB2478987A (en) | 2010-03-26 | 2011-09-28 | Iti Scotland Ltd | Encapsulation of an LED array forming a light concentrator for use with edge-lit light-guided back lights |
GB2478986B (en) * | 2010-03-26 | 2015-07-01 | Iti Scotland Ltd | LED arrays |
JP2011216506A (ja) * | 2010-03-31 | 2011-10-27 | Hitachi Consumer Electronics Co Ltd | Ledパッケージおよびledパッケージ実装構造体 |
KR101722100B1 (ko) * | 2010-09-24 | 2017-04-03 | 삼성디스플레이 주식회사 | 발광 모듈 및 이를 포함하는 광 공급 어셈블리 |
JP6235344B2 (ja) * | 2011-03-03 | 2017-11-22 | フィリップス ライティング ホールディング ビー ヴィ | 回路基板アセンブリ |
KR101295358B1 (ko) * | 2011-03-16 | 2013-08-12 | 삼성전자주식회사 | 액정 표시 장치 및 이에 구비되는 엘이디 모듈 |
KR102030382B1 (ko) * | 2011-11-22 | 2019-10-11 | 삼성디스플레이 주식회사 | 발광 모듈, 이를 포함하는 백라이트 어셈블리 및 이를 포함하는 표시 장치 |
US8803185B2 (en) * | 2012-02-21 | 2014-08-12 | Peiching Ling | Light emitting diode package and method of fabricating the same |
DE102012109139A1 (de) * | 2012-09-27 | 2014-03-27 | Osram Opto Semiconductors Gmbh | Gehäuse für ein optoelektronisches Bauelement, Elektronische Baugruppe, Verfahren zum Herstellen von Gehäusen und Verfahren zum Herstellen elektronischer Baugruppen |
TWI565988B (zh) * | 2012-12-13 | 2017-01-11 | 鴻海精密工業股份有限公司 | 光電耦合件及其使用的光電轉換裝置 |
TWI501333B (zh) * | 2012-12-25 | 2015-09-21 | Taiwan Power Testing Technology Co Ltd | 耐靜電自動篩選方法及系統 |
KR102016075B1 (ko) * | 2013-01-31 | 2019-08-29 | 엘지디스플레이 주식회사 | Led 어레이를 구비한 발광 장치 |
KR102199986B1 (ko) * | 2014-02-17 | 2021-01-08 | 엘지이노텍 주식회사 | 발광 장치 |
JP6220765B2 (ja) * | 2014-11-25 | 2017-10-25 | ミネベアミツミ株式会社 | 面状照明装置 |
CN106122824A (zh) * | 2016-07-15 | 2016-11-16 | 天禧光电科技有限公司 | Led灯条smt低温制程 |
JP6460201B2 (ja) * | 2017-04-28 | 2019-01-30 | 日亜化学工業株式会社 | 発光装置 |
TWI784403B (zh) * | 2021-01-28 | 2022-11-21 | 啓碁科技股份有限公司 | 電子裝置及其光指示模組 |
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Also Published As
Publication number | Publication date |
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US8277107B2 (en) | 2012-10-02 |
US8950925B2 (en) | 2015-02-10 |
KR20090085868A (ko) | 2009-08-10 |
US20110103061A1 (en) | 2011-05-05 |
US20090196070A1 (en) | 2009-08-06 |
US20120007136A1 (en) | 2012-01-12 |
US8052321B2 (en) | 2011-11-08 |
US20120326203A1 (en) | 2012-12-27 |
US20140146549A1 (en) | 2014-05-29 |
US8646963B2 (en) | 2014-02-11 |
US8052317B2 (en) | 2011-11-08 |
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