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RU2009134481A - Устройство подсветки и устройство плоского дисплея, использующее его - Google Patents

Устройство подсветки и устройство плоского дисплея, использующее его Download PDF

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Publication number
RU2009134481A
RU2009134481A RU2009134481/28A RU2009134481A RU2009134481A RU 2009134481 A RU2009134481 A RU 2009134481A RU 2009134481/28 A RU2009134481/28 A RU 2009134481/28A RU 2009134481 A RU2009134481 A RU 2009134481A RU 2009134481 A RU2009134481 A RU 2009134481A
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Prior art keywords
point light
light source
circuit board
printed circuit
flexible printed
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RU2009134481/28A
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English (en)
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RU2419740C1 (ru
Inventor
Тецуя ХАМАДА (JP)
Тецуя ХАМАДА
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Шарп Кабусики Кайся (Jp)
Шарп Кабусики Кайся
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Publication of RU2009134481A publication Critical patent/RU2009134481A/ru
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    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011Light 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
    • G02B6/0066Light 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
    • G02B6/0073Light emitting diode [LED]
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011Light 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
    • G02B6/0081Mechanical 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
    • G02B6/0083Details of electrical connections of light sources to drivers, circuit boards, or the like
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011Light 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
    • G02B6/0081Mechanical 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
    • G02B6/0085Means for removing heat created by the light source from the package
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00Printed circuits
    • H05K1/02Details
    • H05K1/0201Thermal arrangements, e.g. for cooling, heating or preventing overheating
    • H05K1/0203Cooling of mounted components
    • H05K1/0209External configuration of printed circuit board adapted for heat dissipation, e.g. lay-out of conductors, coatings
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011Light 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
    • G02B6/0066Light 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
    • G02B6/0068Arrangements of plural sources, e.g. multi-colour light sources
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336Illuminating devices
    • G02F1/133615Edge-illuminating devices, i.e. illuminating from the side
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00Printed circuits
    • H05K1/18Printed circuits structurally associated with non-printed electric components
    • H05K1/189Printed circuits structurally associated with non-printed electric components characterised by the use of a flexible or folded printed circuit
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K2201/00Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/09Shape and layout
    • H05K2201/09209Shape and layout details of conductors
    • H05K2201/0929Conductive planes
    • H05K2201/09363Conductive planes wherein only contours around conductors are removed for insulation
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K2201/00Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/09Shape and layout
    • H05K2201/09209Shape and layout details of conductors
    • H05K2201/09654Shape and layout details of conductors covering at least two types of conductors provided for in H05K2201/09218 - H05K2201/095
    • H05K2201/09781Dummy conductors, i.e. not used for normal transport of current; Dummy electrodes of components
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K2201/00Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/10Details of components or other objects attached to or integrated in a printed circuit board
    • H05K2201/10007Types of components
    • H05K2201/10106Light emitting diode [LED]
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K2201/00Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/10Details of components or other objects attached to or integrated in a printed circuit board
    • H05K2201/10613Details of electrical connections of non-printed components, e.g. special leads
    • H05K2201/10954Other details of electrical connections
    • H05K2201/10969Metallic case or integral heatsink of component electrically connected to a pad on PCB
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K2201/00Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/20Details of printed circuits not provided for in H05K2201/01 - H05K2201/10
    • H05K2201/2054Light-reflecting surface, e.g. conductors, substrates, coatings, dielectrics
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00Apparatus or processes for manufacturing printed circuits
    • H05K3/22Secondary treatment of printed circuits
    • H05K3/28Applying non-metallic protective coatings
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00Apparatus or processes for manufacturing printed circuits
    • H05K3/30Assembling printed circuits with electric components, e.g. with resistor
    • H05K3/32Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
    • H05K3/321Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by conductive adhesives

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Planar Illumination Modules (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Led Device Packages (AREA)
  • Liquid Crystal (AREA)

Abstract

1. Устройство подсветки, содержащее: ! пластину световода, и ! множество точечных источников света, смонтированных на гибкой печатной плате, расположенной рядом с боковой поверхностью пластины световода, ! в котором !точечный источник света содержит полупроводниковое светоизлучающее устройство, металлический сердечник, собранный с полупроводниковым устройством, и электродный ввод, при этом часть металлического сердечника выступает со стороны монтажной поверхности, ! гибкая печатная плата содержит монтажный проводник, соединенный с электродным вводом точечного источника света и рассевающий тепло проводник, соответствующий точечному источнику света и отделенный от смежного рассеивающего тепло проводника так, чтобы не было проводимости от одного другому, ! электродный ввод точечного источника света и монтажный проводник гибкой печатной платы скреплены вместе с помощью проводящего адгезива, и ! металлический сердечник точечного источника света и рассеивающий тепло проводник гибкой печатной платы скреплены вместе с помощью проводящего адгезива. ! 2. Устройство подсветки по п.1, в котором два смежных рассеивающих тепло проводника существенно отделены друг от друга в средней точке между двумя смежными точечными источниками света. ! 3. Устройство подсветки по п.1, в котором на монтажной поверхности гибкой печатной платы сформирован слой белой смолы. ! 4. Устройство плоского дисплея, содержащее панель дисплея и устройство подсветки, установленное на сторону задней поверхности панели дисплея, в котором устройство подсветки является устройством подсветки по любому из пп.1-3.

Claims (4)

1. Устройство подсветки, содержащее:
пластину световода, и
множество точечных источников света, смонтированных на гибкой печатной плате, расположенной рядом с боковой поверхностью пластины световода,
в котором
точечный источник света содержит полупроводниковое светоизлучающее устройство, металлический сердечник, собранный с полупроводниковым устройством, и электродный ввод, при этом часть металлического сердечника выступает со стороны монтажной поверхности,
гибкая печатная плата содержит монтажный проводник, соединенный с электродным вводом точечного источника света и рассевающий тепло проводник, соответствующий точечному источнику света и отделенный от смежного рассеивающего тепло проводника так, чтобы не было проводимости от одного другому,
электродный ввод точечного источника света и монтажный проводник гибкой печатной платы скреплены вместе с помощью проводящего адгезива, и
металлический сердечник точечного источника света и рассеивающий тепло проводник гибкой печатной платы скреплены вместе с помощью проводящего адгезива.
2. Устройство подсветки по п.1, в котором два смежных рассеивающих тепло проводника существенно отделены друг от друга в средней точке между двумя смежными точечными источниками света.
3. Устройство подсветки по п.1, в котором на монтажной поверхности гибкой печатной платы сформирован слой белой смолы.
4. Устройство плоского дисплея, содержащее панель дисплея и устройство подсветки, установленное на сторону задней поверхности панели дисплея, в котором устройство подсветки является устройством подсветки по любому из пп.1-3.
RU2009134481/28A 2007-02-16 2007-10-10 Устройство подсветки и устройство плоского дисплея, использующее его RU2419740C1 (ru)

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JP2007-035625 2007-02-16
JP2007035625 2007-02-16

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RU2419740C1 RU2419740C1 (ru) 2011-05-27

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US (1) US8157430B2 (ru)
CN (1) CN101611262B (ru)
RU (1) RU2419740C1 (ru)
WO (1) WO2008099531A1 (ru)

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Publication number Publication date
CN101611262B (zh) 2011-01-26
WO2008099531A1 (ja) 2008-08-21
US8157430B2 (en) 2012-04-17
CN101611262A (zh) 2009-12-23
RU2419740C1 (ru) 2011-05-27
US20100027291A1 (en) 2010-02-04

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