WO2009050928A1 - 表示装置用照明装置、表示装置、テレビ受信装置 - Google Patents

表示装置用照明装置、表示装置、テレビ受信装置 Download PDF

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Publication number
WO2009050928A1
WO2009050928A1 PCT/JP2008/063017 JP2008063017W WO2009050928A1 WO 2009050928 A1 WO2009050928 A1 WO 2009050928A1 JP 2008063017 W JP2008063017 W JP 2008063017W WO 2009050928 A1 WO2009050928 A1 WO 2009050928A1
Authority
WO
WIPO (PCT)
Prior art keywords
light sources
tubular light
display
cover members
illuminating device
Prior art date
Application number
PCT/JP2008/063017
Other languages
English (en)
French (fr)
Inventor
Tomohiro Asamizu
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
Priority to CN200880111815A priority Critical patent/CN101828066A/zh
Priority to US12/681,638 priority patent/US8277066B2/en
Publication of WO2009050928A1 publication Critical patent/WO2009050928A1/ja

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
    • H01J5/50—Means forming part of the tube or lamps for the purpose of providing electrical connection to it
    • H01J5/52—Means forming part of the tube or lamps for the purpose of providing electrical connection to it directly applied to or forming part of the vessel
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/70—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr
    • H01J61/76—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr having a filling of permanent gas or gases only
    • H01J61/78—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr having a filling of permanent gas or gases only with cold cathode; with cathode heated only by discharge, e.g. high-tension lamp for advertising
    • 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
    • G02F1/133604—Direct backlight with lamps
    • 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
    • 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
    • G02F1/133612—Electrical details
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/64—Constructional details of receivers, e.g. cabinets or dust covers
    • H04N5/645—Mounting of picture tube on chassis or in housing

Landscapes

  • Planar Illumination Modules (AREA)
  • Liquid Crystal (AREA)

Abstract

本発明の表示装置用照明装置１２は、並列配置される管状光源１７と、前記管状光源１７のそれぞれの端部を覆うカバー部材２０と、を備え、前記管状光源１７の両端部には電極４１が配設され、前記カバー部材２０には、前記電極４１と電気的に接続する導電用端子２４が組み付けられていることを特徴とする。すなわち、カバー部材２０に、本来有する機能である管状光源１７の端部を覆って視認不能とする被覆機能に加えて、管状光源１７と外部電源とを接続する導電接続機能を付与した。これにより、表示装置用照明装置１２の組立作業効率を向上させるとともに、確実に管状光源１７に電力を供給することが可能となる。
PCT/JP2008/063017 2007-10-17 2008-07-18 表示装置用照明装置、表示装置、テレビ受信装置 WO2009050928A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN200880111815A CN101828066A (zh) 2007-10-17 2008-07-18 显示装置用照明装置、显示装置、电视接收装置
US12/681,638 US8277066B2 (en) 2007-10-17 2008-07-18 Lighting device for display device, display device and television receiver

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007270195 2007-10-17
JP2007-270195 2007-10-17

Publications (1)

Publication Number Publication Date
WO2009050928A1 true WO2009050928A1 (ja) 2009-04-23

Family

ID=40567209

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/063017 WO2009050928A1 (ja) 2007-10-17 2008-07-18 表示装置用照明装置、表示装置、テレビ受信装置

Country Status (3)

Country Link
US (1) US8277066B2 (ja)
CN (1) CN101828066A (ja)
WO (1) WO2009050928A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012133893A1 (ja) * 2011-03-31 2012-10-04 シャープ株式会社 照明装置、表示装置、及びテレビ受信装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD873822S1 (en) * 2014-07-04 2020-01-28 Sakai Display Products Corporation Image display

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003178718A (ja) * 2001-12-07 2003-06-27 Harison Toshiba Lighting Corp 誘電体バリア放電型低圧放電ランプを用いたバックライトユニット
JP2007059406A (ja) * 2005-08-25 2007-03-08 Samsung Electronics Co Ltd モールドフレーム及びその製造方法と、モールドフレームを具備するバックライトアセンブリ及び表示装置
JP2007157564A (ja) * 2005-12-07 2007-06-21 Matsushita Electric Ind Co Ltd 点灯装置、バックライトユニットおよび液晶テレビ

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100760933B1 (ko) 2000-12-30 2007-09-21 엘지.필립스 엘시디 주식회사 액정표시장치용 램프장치
JP4306521B2 (ja) * 2004-04-12 2009-08-05 シャープ株式会社 表示装置用照明装置
KR20060100236A (ko) * 2005-03-15 2006-09-20 마츠시타 덴끼 산교 가부시키가이샤 박막 형상의 급전단자를 구비한 냉음극 형광램프, 그제조방법, 당해 냉음극 형광램프를 구비한 점등장치,백라이트 유닛 및 액정표시장치
JP4552089B2 (ja) * 2005-09-09 2010-09-29 ミネベア株式会社 バックライト装置及び液晶表示装置
CN100419538C (zh) * 2005-12-30 2008-09-17 鸿富锦精密工业（深圳）有限公司 直下式背光模组

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003178718A (ja) * 2001-12-07 2003-06-27 Harison Toshiba Lighting Corp 誘電体バリア放電型低圧放電ランプを用いたバックライトユニット
JP2007059406A (ja) * 2005-08-25 2007-03-08 Samsung Electronics Co Ltd モールドフレーム及びその製造方法と、モールドフレームを具備するバックライトアセンブリ及び表示装置
JP2007157564A (ja) * 2005-12-07 2007-06-21 Matsushita Electric Ind Co Ltd 点灯装置、バックライトユニットおよび液晶テレビ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012133893A1 (ja) * 2011-03-31 2012-10-04 シャープ株式会社 照明装置、表示装置、及びテレビ受信装置

Also Published As

Publication number Publication date
US8277066B2 (en) 2012-10-02
CN101828066A (zh) 2010-09-08
US20100277404A1 (en) 2010-11-04

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