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WO2009022661A1 - Ｌｅｄ光源、ｌｅｄ光源の製造方法、面光源装置、および映像表示装置 - Google Patents

Ｌｅｄ光源、ｌｅｄ光源の製造方法、面光源装置、および映像表示装置 Download PDF

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Publication number
WO2009022661A1
WO2009022661A1 PCT/JP2008/064334 JP2008064334W WO2009022661A1 WO 2009022661 A1 WO2009022661 A1 WO 2009022661A1 JP 2008064334 W JP2008064334 W JP 2008064334W WO 2009022661 A1 WO2009022661 A1 WO 2009022661A1
Authority
WO
WIPO (PCT)
Prior art keywords
light source
led light
led
image display
display device
Prior art date
Application number
PCT/JP2008/064334
Other languages
English (en)
French (fr)
Inventor
Toru Hanaoka
Masaaki Hanano
Original Assignee
Sharp Kabushiki Kaisha
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sharp Kabushiki Kaisha filed Critical Sharp Kabushiki Kaisha
Publication of WO2009022661A1 publication Critical patent/WO2009022661A1/ja

Links

Classifications

    • 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
    • H05K3/0011—Working of insulating substrates or insulating layers
    • H05K3/0044—Mechanical working of the substrate, e.g. drilling or punching
    • H05K3/0052—Depaneling, i.e. dividing a panel into circuit boards; Working of the edges of circuit boards
    • 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
    • G02F1/133603—Direct backlight with LEDs
    • 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
    • G02F1/133613—Direct backlight characterized by the sequence of light sources
    • 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
    • H05K1/14—Structural association of two or more printed circuits
    • H05K1/142—Arrangements of planar printed circuit boards in the same plane, e.g. auxiliary printed circuit insert mounted in a main printed circuit
    • 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
    • H05K2201/09009—Substrate related
    • H05K2201/09027—Non-rectangular flat PCB, e.g. circular
    • 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]

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Manufacturing & Machinery (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Planar Illumination Modules (AREA)
  • Led Device Packages (AREA)
  • Liquid Crystal (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)

Abstract

　本発明の映像表示装置に搭載されるＬＥＤバックライト（２）は、互いに同一である櫛歯状のＬＥＤ基板（２１ａ）および（２１ｂ）を備えており、各ＬＥＤ基板（２１ａ）および（２１ｂ）には、複数のＬＥＤ（２５）が非直線的に配置されている。ＬＥＤ基板（２１ａ）を回転させるとＬＥＤ基板（２１ｂ）となり、ＬＥＤ基板（２１ａ）およびＬＥＤ基板（２１ｂ）によって隙間のない平面が形成される。これにより、ＬＥＤ基板の接続信頼性を向上しつつ、簡便に製造することのできるＬＥＤ光源、そのＬＥＤ光源を備えた面光源装置および映像表示装置を提供することができる。
PCT/JP2008/064334 2007-08-10 2008-08-08 Ｌｅｄ光源、ｌｅｄ光源の製造方法、面光源装置、および映像表示装置 WO2009022661A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007210342A JP4290753B2 (ja) 2007-08-10 2007-08-10 Ｌｅｄ光源、ｌｅｄ光源の製造方法、面光源装置、および映像表示装置
JP2007-210342 2007-08-10

Publications (1)

Publication Number Publication Date
WO2009022661A1 true WO2009022661A1 (ja) 2009-02-19

Family

ID=40350714

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/064334 WO2009022661A1 (ja) 2007-08-10 2008-08-08 Ｌｅｄ光源、ｌｅｄ光源の製造方法、面光源装置、および映像表示装置

Country Status (2)

Country Link
JP (1) JP4290753B2 (ja)
WO (1) WO2009022661A1 (ja)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2219066A1 (en) * 2009-02-13 2010-08-18 LG Innotek Co., Ltd. Light emitting module, and light source and display device having the same
CN101825269A (zh) * 2009-03-03 2010-09-08 夏普株式会社 Led基板、led光源装置
JP2010277926A (ja) * 2009-05-29 2010-12-09 Skg:Kk 結合基板
JP2012118382A (ja) * 2010-12-02 2012-06-21 Panasonic Liquid Crystal Display Co Ltd 液晶表示装置
EP2453161A4 (en) * 2009-07-09 2013-11-13 Sharp Kk LIGHTING DEVICE, DISPLAY DEVICE AND TELEVISION RECEIVER
WO2014009906A1 (en) * 2012-07-12 2014-01-16 Koninklijke Philips N.V. Optimized printed circuit board
EP2690343A1 (de) 2012-07-25 2014-01-29 Trilux GmbH & Co. KG Leuchte zum Mischen von Lichtfarben, insbesondere von ww- und tw-Licht aus LED-Elementen, sowie LED-Modul hierfür
US20140160749A1 (en) * 2012-12-11 2014-06-12 Samsung Electronics Co., Ltd. Lighting device and surface illumination apparatus
US9482410B2 (en) 2012-12-11 2016-11-01 Samsung Electronics Co., Ltd. Light emitting module and surface lighting device having the same
CN106249475A (zh) * 2015-06-12 2016-12-21 三星显示有限公司 背光单元和包括该背光单元的显示装置
EP4113203A1 (en) * 2021-06-30 2023-01-04 LG Electronics, Inc. Display device

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010008876B4 (de) * 2010-02-22 2017-07-27 Integrated Micro-Electronics Bulgaria Lichtquelle mit Array-LEDs zum direkten Betrieb am Wechselspannungsnetz und Herstellungsverfahren hierfür
JP2011199055A (ja) * 2010-03-19 2011-10-06 Toshiba Lighting & Technology Corp 放熱シートおよびこの放熱シートを用いた電子機器
DE102014203589A1 (de) * 2014-02-27 2015-08-27 Osram Gmbh Leuchtmodul, Leuchtmodulanordnung und Leuchte
JP6519176B2 (ja) * 2014-12-25 2019-05-29 大日本印刷株式会社 Ｌｅｄ素子用基板及びｌｅｄ表示装置
JP7081914B2 (ja) * 2017-10-11 2022-06-07 株式会社ジャパンディスプレイ 表示装置
JP7197765B2 (ja) 2018-08-03 2022-12-28 日亜化学工業株式会社 発光装置

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08101660A (ja) * 1994-09-30 1996-04-16 Matsushita Electric Works Ltd 表示装置
JPH08123341A (ja) * 1994-08-31 1996-05-17 Sanyo Electric Co Ltd 表示装置の製造方法および表示装置用の基板
JP2003092011A (ja) * 2001-09-18 2003-03-28 Matsushita Electric Ind Co Ltd 照明装置
JP2003168305A (ja) * 2001-01-25 2003-06-13 Matsushita Electric Ind Co Ltd 発光ユニット、発光ユニット組合せ体、および照明装置
JP2006093074A (ja) * 2004-09-23 2006-04-06 Samsung Electronics Co Ltd 光発生装置、これを有するバックライトアセンブリ及びバックライトアセンブリを有する表示装置
JP2007035951A (ja) * 2005-07-27 2007-02-08 Kyocera Corp 発光装置
JP3131737U (ja) * 2006-12-06 2007-05-24 守人 野口 コネクター内蔵ｌｅｄモジュール
JP2008028171A (ja) * 2006-07-21 2008-02-07 Sony Corp 光源モジュール、光源装置及び液晶表示装置

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08123341A (ja) * 1994-08-31 1996-05-17 Sanyo Electric Co Ltd 表示装置の製造方法および表示装置用の基板
JPH08101660A (ja) * 1994-09-30 1996-04-16 Matsushita Electric Works Ltd 表示装置
JP2003168305A (ja) * 2001-01-25 2003-06-13 Matsushita Electric Ind Co Ltd 発光ユニット、発光ユニット組合せ体、および照明装置
JP2003092011A (ja) * 2001-09-18 2003-03-28 Matsushita Electric Ind Co Ltd 照明装置
JP2006093074A (ja) * 2004-09-23 2006-04-06 Samsung Electronics Co Ltd 光発生装置、これを有するバックライトアセンブリ及びバックライトアセンブリを有する表示装置
JP2007035951A (ja) * 2005-07-27 2007-02-08 Kyocera Corp 発光装置
JP2008028171A (ja) * 2006-07-21 2008-02-07 Sony Corp 光源モジュール、光源装置及び液晶表示装置
JP3131737U (ja) * 2006-12-06 2007-05-24 守人 野口 コネクター内蔵ｌｅｄモジュール

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8267539B2 (en) 2009-02-13 2012-09-18 Lg Innotek Co., Ltd. Light emitting module, and light source and display device having the same
EP2219066A1 (en) * 2009-02-13 2010-08-18 LG Innotek Co., Ltd. Light emitting module, and light source and display device having the same
CN101825269A (zh) * 2009-03-03 2010-09-08 夏普株式会社 Led基板、led光源装置
JP2010277926A (ja) * 2009-05-29 2010-12-09 Skg:Kk 結合基板
EP2453161A4 (en) * 2009-07-09 2013-11-13 Sharp Kk LIGHTING DEVICE, DISPLAY DEVICE AND TELEVISION RECEIVER
JP2012118382A (ja) * 2010-12-02 2012-06-21 Panasonic Liquid Crystal Display Co Ltd 液晶表示装置
US9104065B2 (en) 2010-12-02 2015-08-11 Panasonic Liquid Crystal Display Co., Ltd. Liquid crystal display device
US9383069B2 (en) 2012-07-12 2016-07-05 Koninklijke Philips N.V. Optimized printed circuit board
WO2014009906A1 (en) * 2012-07-12 2014-01-16 Koninklijke Philips N.V. Optimized printed circuit board
EP2690343A1 (de) 2012-07-25 2014-01-29 Trilux GmbH & Co. KG Leuchte zum Mischen von Lichtfarben, insbesondere von ww- und tw-Licht aus LED-Elementen, sowie LED-Modul hierfür
EP2690343B1 (de) 2012-07-25 2016-01-06 Trilux GmbH & Co. KG Leuchte zum Mischen von Lichtfarben, insbesondere von ww- und tw-Licht aus LED-Elementen, sowie LED-Modul hierfür
US20140160749A1 (en) * 2012-12-11 2014-06-12 Samsung Electronics Co., Ltd. Lighting device and surface illumination apparatus
US9482410B2 (en) 2012-12-11 2016-11-01 Samsung Electronics Co., Ltd. Light emitting module and surface lighting device having the same
CN106249475A (zh) * 2015-06-12 2016-12-21 三星显示有限公司 背光单元和包括该背光单元的显示装置
EP4113203A1 (en) * 2021-06-30 2023-01-04 LG Electronics, Inc. Display device
US11768402B2 (en) 2021-06-30 2023-09-26 Lg Electronics Inc. Display device

Also Published As

Publication number Publication date
JP4290753B2 (ja) 2009-07-08
JP2009044099A (ja) 2009-02-26

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