KR100726158B1 - 백라이트 유닛용 발광소자 - Google Patents
백라이트 유닛용 발광소자 Download PDFInfo
- Publication number
- KR100726158B1 KR100726158B1 KR1020050110713A KR20050110713A KR100726158B1 KR 100726158 B1 KR100726158 B1 KR 100726158B1 KR 1020050110713 A KR1020050110713 A KR 1020050110713A KR 20050110713 A KR20050110713 A KR 20050110713A KR 100726158 B1 KR100726158 B1 KR 100726158B1
- Authority
- KR
- South Korea
- Prior art keywords
- light emitting
- substrate
- backlight unit
- emitting device
- emitting chip
- Prior art date
Links
- 239000000758 substrate Substances 0.000 claims abstract description 67
- 238000000465 moulding Methods 0.000 claims abstract description 33
- 238000000034 method Methods 0.000 claims description 16
- 150000004767 nitrides Chemical class 0.000 claims description 7
- 239000004065 semiconductor Substances 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 238000004904 shortening Methods 0.000 abstract 1
- 239000004973 liquid crystal related substance Substances 0.000 description 12
- 239000007788 liquid Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229920005989 resin Polymers 0.000 description 4
- 239000011347 resin Substances 0.000 description 4
- 239000004020 conductor Substances 0.000 description 3
- 239000003822 epoxy resin Substances 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 229920002050 silicone resin Polymers 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 229920001690 polydopamine Polymers 0.000 description 1
Images
Classifications
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- 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
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S4/00—Lighting devices or systems using a string or strip of light sources
- F21S4/20—Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports
-
- 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
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133608—Direct backlight including particular frames or supporting means
-
- 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]
-
- 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
- H01L2224/48225—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 non-metallic, e.g. insulating substrate with or without metallisation
- H01L2224/48227—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 non-metallic, e.g. insulating substrate with or without metallisation connecting the wire to a bond pad of the item
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers 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 having potential barriers 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers 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 having potential barriers 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
- H01L33/60—Reflective elements
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Planar Illumination Modules (AREA)
- Liquid Crystal (AREA)
- Led Device Packages (AREA)
Abstract
Description
Claims (8)
- 기판과,상기 기판 상에 이격 형성된 다수개의 전극패턴과,상기 다수개의 전극패턴 상에 각각 실장되어 서로 전기적으로 연결된 다수개의 발광칩과,상기 다수개의 발광칩을 함께 봉지하는 몰딩부와,상기 기판을 수납하는 상부가 개방된 케이스를 포함하고,상기 케이스의 상단부는 몰딩부와 동일한 형상으로 돌출형성된 것을 특징으로 하는 백라이트 유닛용 발광소자.
- 청구항 1에 있어서,상기 기판을 수직관통하는 홀이 형성되고, 상기 홀을 통해 기판의 하부로 전극패턴이 연장형성된 것을 특징으로 하는 백라이트 유닛용 발광소자.
- 청구항 2에 있어서,상기 기판의 하부에 연장형성된 전극패턴과 연결되고, 외부전원을 인가하기 위한 커넥터를 더 포함하는 것을 특징으로 하는 발광소자.
- 청구항 1에 있어서,상기 발광칩은 제 1 질화물 반도체층과 활성층 및 제 2 질화물 반도체층이 순차적으로 형성된 것을 특징으로 하는 백라이트 유닛용 발광소자.
- 청구항 1 내지 청구항 4 중 어느 한 항에 있어서,상기 다수개의 발광칩은 직렬연결된 것을 특징으로 하는 백라이트 유닛용 발광소자.
- 청구항 1 내지 청구항 4 중 어느 한 항에 있어서,상기 몰딩부는 기판의 상부 전체에 평탄하게 형성된 베이스 몰딩부와, 각각의 발광칩이 실장된 부분에 돌출 형성된 렌즈 몰딩부를 포함하는 것을 특징으로 하는 백라이트 유닛용 발광소자.
- 청구항 6에 있어서,상기 몰딩부는 단면이 반원인 것을 특징으로 하는 백라이트 유닛용 발광소자.
- 삭제
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050110713A KR100726158B1 (ko) | 2005-11-18 | 2005-11-18 | 백라이트 유닛용 발광소자 |
PCT/KR2006/004859 WO2007058501A1 (en) | 2005-11-18 | 2006-11-17 | Luminous element for backlight unit |
US12/094,015 US8337046B2 (en) | 2005-11-18 | 2006-11-17 | Luminous element for backlight unit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050110713A KR100726158B1 (ko) | 2005-11-18 | 2005-11-18 | 백라이트 유닛용 발광소자 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20070052915A KR20070052915A (ko) | 2007-05-23 |
KR100726158B1 true KR100726158B1 (ko) | 2007-06-13 |
Family
ID=38048848
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020050110713A KR100726158B1 (ko) | 2005-11-18 | 2005-11-18 | 백라이트 유닛용 발광소자 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8337046B2 (ko) |
KR (1) | KR100726158B1 (ko) |
WO (1) | WO2007058501A1 (ko) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI361318B (en) | 2007-10-12 | 2012-04-01 | Au Optronics Corp | Substrate structure and side-entrance lighting |
DE102009018603B9 (de) | 2008-04-25 | 2021-01-14 | Samsung Electronics Co., Ltd. | Leuchtvorrichtung und Herstellungsverfahren derselben |
KR101045459B1 (ko) * | 2010-02-03 | 2011-06-30 | 희성전자 주식회사 | 발광다이오드 패키지 제조방법 |
KR102273875B1 (ko) * | 2014-08-01 | 2021-07-05 | 엘지디스플레이 주식회사 | 백라이트부용 led 어레이 및 이의 제조방법 |
DE102015016688A1 (de) * | 2015-12-22 | 2017-06-22 | Kai Graf | Leuchtmodul zur seitlichen Beleuchtung von Leuchtflächen |
CN105785651B (zh) * | 2016-05-18 | 2019-05-03 | 青岛海信电器股份有限公司 | 一种背光源组和曲面显示设备 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0715045A (ja) * | 1992-05-11 | 1995-01-17 | Susumu Kurokawa | 面発光照明装置 |
JP2001326389A (ja) | 2000-05-12 | 2001-11-22 | Toyoda Gosei Co Ltd | 発光装置 |
KR20020081812A (ko) * | 2001-04-19 | 2002-10-30 | 엘지전자 주식회사 | 에지 발광형 led를 이용한 면광원 및 그 제조방법 |
KR20050105838A (ko) * | 2004-05-03 | 2005-11-08 | 삼성전기주식회사 | 백라이트용 발광 다이오드 어레이 모듈 및 이를 구비한백라이트 유닛 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2574616B1 (fr) * | 1984-12-07 | 1987-01-23 | Radiotechnique Compelec | Matrice d'element electro-luminescents et son procede de fabrication |
JPH071804B2 (ja) * | 1989-02-15 | 1995-01-11 | シャープ株式会社 | 発光素子アレイ光源 |
JP3234905B2 (ja) | 1995-10-06 | 2001-12-04 | シャープ株式会社 | Led表示装置、その製造用金型及びled表示装置の製造方法 |
JP3860249B2 (ja) * | 1996-05-02 | 2006-12-20 | ローム株式会社 | 面発光照明装置 |
JP2000156525A (ja) * | 1998-11-19 | 2000-06-06 | Kyoto Denkiki Kk | 複数個のledを使用した、薄型均一光照明装置 |
US6793371B2 (en) * | 2000-03-09 | 2004-09-21 | Mongo Light Co. Inc. | LED lamp assembly |
JP2002163915A (ja) | 2000-11-28 | 2002-06-07 | Matsushita Electric Works Ltd | 面状光源装置 |
KR20030081975A (ko) | 2002-04-15 | 2003-10-22 | 삼성전자주식회사 | 광공급장치 및 이를 이용한 액정표시장치 |
JP2004127604A (ja) * | 2002-09-30 | 2004-04-22 | Citizen Electronics Co Ltd | 発光ダイオード及びバックライトユニット |
JP2004354534A (ja) * | 2003-05-27 | 2004-12-16 | Matsushita Electric Works Ltd | 光照射装置 |
-
2005
- 2005-11-18 KR KR1020050110713A patent/KR100726158B1/ko active IP Right Grant
-
2006
- 2006-11-17 US US12/094,015 patent/US8337046B2/en not_active Expired - Fee Related
- 2006-11-17 WO PCT/KR2006/004859 patent/WO2007058501A1/en active Application Filing
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0715045A (ja) * | 1992-05-11 | 1995-01-17 | Susumu Kurokawa | 面発光照明装置 |
JP2001326389A (ja) | 2000-05-12 | 2001-11-22 | Toyoda Gosei Co Ltd | 発光装置 |
KR20020081812A (ko) * | 2001-04-19 | 2002-10-30 | 엘지전자 주식회사 | 에지 발광형 led를 이용한 면광원 및 그 제조방법 |
KR20050105838A (ko) * | 2004-05-03 | 2005-11-08 | 삼성전기주식회사 | 백라이트용 발광 다이오드 어레이 모듈 및 이를 구비한백라이트 유닛 |
Also Published As
Publication number | Publication date |
---|---|
US8337046B2 (en) | 2012-12-25 |
US20080278947A1 (en) | 2008-11-13 |
WO2007058501A1 (en) | 2007-05-24 |
KR20070052915A (ko) | 2007-05-23 |
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