JP2014036225A - バックライトアセンブリー及びこれを有する表示装置 - Google Patents
バックライトアセンブリー及びこれを有する表示装置 Download PDFInfo
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- JP2014036225A JP2014036225A JP2013091194A JP2013091194A JP2014036225A JP 2014036225 A JP2014036225 A JP 2014036225A JP 2013091194 A JP2013091194 A JP 2013091194A JP 2013091194 A JP2013091194 A JP 2013091194A JP 2014036225 A JP2014036225 A JP 2014036225A
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- Prior art keywords
- lead frame
- light emitting
- backlight assembly
- lead
- lead frames
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- H01L33/62—Arrangements for conducting electric current to or from the semiconductor body, e.g. lead-frames, wire-bonds or solder balls
-
- 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
- G02B6/0086—Positioning aspects
- G02B6/009—Positioning aspects of the light source in the package
-
- 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
-
- 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
- F21V19/0015—Fastening arrangements intended to retain light sources
- F21V19/002—Fastening arrangements intended to retain light sources the fastening means engaging the encapsulation or the packaging of the semiconductor device
-
- 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
- F21V19/0015—Fastening arrangements intended to retain light sources
- F21V19/0025—Fastening arrangements intended to retain light sources the fastening means engaging the conductors of the light source, i.e. providing simultaneous fastening of the light sources and their electric connections
-
- 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
-
- 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
-
- 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
- H01L33/483—Containers
- H01L33/486—Containers adapted for surface mounting
-
- 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
- F21Y2101/00—Point-like light sources
-
- 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
- G02B6/0085—Means for removing heat created by the light source from the package
-
- 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
-
- 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
- H01L2224/481—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
-
- 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
- H01L2224/481—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
- H01L2224/48257—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 die pad of the item
Abstract
【解決手段】バックライトアセンブリーは、底部及び底部から延長された側壁部を具備する収納容器、側壁部の中の少なくとも1つの内側面上に具備される発光ユニット100及び収納容器に収納されて一側部が発光ユニットと対向する導光板を含む。発光ユニットは、光を発生するLEDパッケージLP、第1リードフレームF1及び第2リードフレームF2を含む。第1リードフレームはLEDパッケージの第1電極と電気的に接続され、第2リードフレームは第1リードフレームと離隔されてLEDパッケージの第2電極と電気的に接続される。
【選択図】図4A
Description
LF・・・複数のリードフレーム
LP・・・複数のLEDパッケージ
ST・・・接着部材
575・・・熱伝達部材
F1・・・第1リードフレーム
F2・・・第2リードフレーム
500・・・バックライトアセンブリー
Claims (10)
- 底部及び前記底部から延長された側壁部を具備する収納容器と、
前記側壁部の中の少なくとも1つの内側面上に具備される発光ユニットと、
前記収納容器に収納されて一側部が前記発光ユニットと対向する導光板と、を含み、
前記発光ユニットは、
光を発生するLEDパッケージと、
前記LEDパッケージの第1電極と電気的に接続される第1リードフレームと、
前記第1リードフレームと離隔され、前記LEDパッケージの第2電極と電気的に接続される第2リードフレームと、を含むバックライトアセンブリー。 - 前記第1及び第2リードフレームの底面は前記内側面と対向することを特徴とする請求項1に記載のバックライトアセンブリー。
- 前記LEDパッケージは前記第1リードフレーム及び前記第2リードフレームの上部面に配置されることを特徴とする請求項2に記載のバックライトアセンブリー。
- 前記第1及び第2リードフレームの各々の幅は前記LEDパッケージの幅より小さいことを特徴とする請求項3に記載のバックライトアセンブリー。
- 平面上で前記第1及び第2リードフレームの間に前記LEDパッケージが配置されて前記第1リードフレーム、前記LEDパッケージ、及び前記第2リードフレームが第1方向に並んで配列され、平面上で前記第1及び第2リードフレームは前記LEDパッケージを定義する辺の中で前記第1方向とは異なる第2方向に平行な二辺に重畳することを特徴とする請求項4に記載のバックライトアセンブリー。
- 前記発光ユニットの幅の最大値は前記LEDパッケージの前記幅と実質的に同一のことを特徴とする請求項4に記載のバックライトアセンブリー。
- 複数の前記LEDパッケージと、複数の前記第1リードフレームと、複数の前記第2リードフレームと、をさらに有し、
複数の前記第1リードフレームと複数の前記第2リードフレームとは第1方向に交互に配列され、複数の前記第1リードフレームと複数の前記第2リードフレームとが交互に配列される間の領域に一対一対応して複数の前記LEDパッケージが位置することを特徴とする請求項4に記載のバックライトアセンブリー。 - 絶縁性及び熱伝導性を有する材料を含み、前記第1リードフレームと前記第2リードフレームとを前記内側面に接着させる接着部材をさらに含む請求項2に記載のバックライトアセンブリー。
- 前記発光ユニットは、
前記第1電極を前記第1リードフレームと電気的に接続させる第1電極線と、
前記第2電極を前記第2リードフレームと電気的に接続させる第2電極線と、をさらに含むことを特徴とする請求項1に記載のバックライトアセンブリー。 - 黒鉛を含み、前記第1リードフレームと前記内側面間及び前記第2リードフレームと前記内側面との間に配置されて前記第1及び第2リードフレーム側に提供された熱を前記収納容器側に伝達する熱伝達部材をさらに含むことを特徴とする請求項1に記載のバックライトアセンブリー。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020120086807A KR20140020446A (ko) | 2012-08-08 | 2012-08-08 | 백라이트 어셈블리 및 이를 갖는 표시 장치 |
KR10-2012-0086807 | 2012-08-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2014036225A true JP2014036225A (ja) | 2014-02-24 |
Family
ID=50050819
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013091194A Pending JP2014036225A (ja) | 2012-08-08 | 2013-04-24 | バックライトアセンブリー及びこれを有する表示装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20140043855A1 (ja) |
JP (1) | JP2014036225A (ja) |
KR (1) | KR20140020446A (ja) |
CN (1) | CN103579475A (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104820259B (zh) * | 2015-04-28 | 2018-04-27 | 武汉华星光电技术有限公司 | 导光板、背光模组及显示装置 |
CN104932141A (zh) * | 2015-06-09 | 2015-09-23 | 武汉华星光电技术有限公司 | 背光模组及显示装置 |
KR20180065734A (ko) * | 2016-12-08 | 2018-06-18 | 삼성전자주식회사 | 디스플레이 장치 포장재와 디스플레이 장치의 포장 방법 |
JP6680274B2 (ja) * | 2017-06-27 | 2020-04-15 | 日亜化学工業株式会社 | 発光装置及び樹脂付リードフレーム |
US10502889B2 (en) * | 2017-06-30 | 2019-12-10 | Wuhan China Star Optoelectronics Technology Co., Ltd. | Backlight unit |
CN108345146A (zh) * | 2018-02-11 | 2018-07-31 | 深圳创维-Rgb电子有限公司 | 侧入式背光模组和显示装置 |
KR20210012087A (ko) * | 2019-07-23 | 2021-02-03 | 삼성디스플레이 주식회사 | 표시 장치 및 이의 제조 방법 |
KR20210142805A (ko) * | 2020-05-18 | 2021-11-26 | 삼성디스플레이 주식회사 | 표시 장치 |
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2012
- 2012-08-08 KR KR1020120086807A patent/KR20140020446A/ko not_active Application Discontinuation
-
2013
- 2013-01-09 US US13/737,638 patent/US20140043855A1/en not_active Abandoned
- 2013-04-24 JP JP2013091194A patent/JP2014036225A/ja active Pending
- 2013-05-08 CN CN201310165853.6A patent/CN103579475A/zh active Pending
Patent Citations (14)
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JPH11214754A (ja) * | 1998-01-28 | 1999-08-06 | Rohm Co Ltd | 半導体発光装置 |
JP3075996U (ja) * | 2000-08-30 | 2001-03-16 | 舶用電球株式会社 | チューブ型ledランプ |
JP2004004581A (ja) * | 2002-04-04 | 2004-01-08 | Seiko Epson Corp | 放熱部材、照明装置、電気光学装置及び電子機器 |
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CN102135244A (zh) * | 2010-01-25 | 2011-07-27 | 亚世达科技股份有限公司 | 多发光二极管光源灯件 |
US20110273642A1 (en) * | 2010-05-04 | 2011-11-10 | Youngmin Kweon | Backlight unit and liquid crystal display using the same |
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KR20140020446A (ko) | 2014-02-19 |
CN103579475A (zh) | 2014-02-12 |
US20140043855A1 (en) | 2014-02-13 |
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