TW200517684A - Backlight device and liquid crystal display - Google Patents

Backlight device and liquid crystal display

Info

Publication number
TW200517684A
TW200517684A TW093128116A TW93128116A TW200517684A TW 200517684 A TW200517684 A TW 200517684A TW 093128116 A TW093128116 A TW 093128116A TW 93128116 A TW93128116 A TW 93128116A TW 200517684 A TW200517684 A TW 200517684A
Authority
TW
Taiwan
Prior art keywords
fluorescent lamp
backlight device
liquid crystal
crystal display
light
Prior art date
Application number
TW093128116A
Other languages
English (en)
Other versions
TWI238898B (en
Inventor
Masato Hatanaka
Kazuhiro Yokota
Takashi Oku
Shinsuke Kito
Yuichiro Maruyama
Sinobu Yamada
Kouji Iida
Seiji Miyamura
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of TW200517684A publication Critical patent/TW200517684A/zh
Application granted granted Critical
Publication of TWI238898B publication Critical patent/TWI238898B/zh

Links

Classifications

    • 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
    • G02F1/133611—Direct backlight including means for improving the brightness uniformity
    • 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
    • G02F1/133604—Direct backlight with lamps
TW93128116A 2003-09-19 2004-09-17 Backlight apparatus and liquid crystal display device TWI238898B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2003327825 2003-09-19
JP2004238853A JP2005117023A (ja) 2003-09-19 2004-08-18 バックライト装置及び液晶表示装置

Publications (2)

Publication Number Publication Date
TW200517684A true TW200517684A (en) 2005-06-01
TWI238898B TWI238898B (en) 2005-09-01

Family

ID=34554620

Family Applications (1)

Application Number Title Priority Date Filing Date
TW93128116A TWI238898B (en) 2003-09-19 2004-09-17 Backlight apparatus and liquid crystal display device

Country Status (2)

Country Link
JP (1) JP2005117023A (zh)
TW (1) TWI238898B (zh)

Families Citing this family (52)

* Cited by examiner, † Cited by third party
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JP4543813B2 (ja) 2004-08-04 2010-09-15 ソニー株式会社 バックライト装置及びこのバックライト装置を備えた液晶表示装置
JP4590977B2 (ja) * 2004-08-18 2010-12-01 ソニー株式会社 バックライト装置及び透過型液晶表示装置
JP4670315B2 (ja) * 2004-11-09 2011-04-13 ソニー株式会社 バックライト装置及び表示装置
KR20060135207A (ko) * 2005-06-24 2006-12-29 엘지.필립스 엘시디 주식회사 휘도를 개선한 발광다이오드 램프 및 이를 이용하는백라이트 어셈블리
JP2007012323A (ja) * 2005-06-28 2007-01-18 Cheil Ind Co Ltd 面光源装置及び液晶表示装置
JP4516492B2 (ja) * 2005-07-08 2010-08-04 株式会社 日立ディスプレイズ 表示装置および表示装置の組み立て方法
KR100780198B1 (ko) * 2005-07-11 2007-11-27 삼성전기주식회사 색 얼룩 특성이 개선된 ｌｅｄ 면 광원 및 이를 구비하는ｌｃｄ 백라이트 유닛
JP2007057756A (ja) * 2005-08-24 2007-03-08 Seiko Epson Corp 拡散板の製造方法、拡散板、拡散板の配置位置調整方法、バックライトユニット、及び電気光学装置、電子機器
JP2007095674A (ja) * 2005-08-30 2007-04-12 Showa Denko Kk 面光源装置および表示装置
JP5030204B2 (ja) * 2005-09-01 2012-09-19 昭和電工株式会社 発光ダイオード光源、バックライト及び液晶ディスプレイ
WO2007043211A1 (ja) * 2005-10-07 2007-04-19 Sharp Kabushiki Kaisha 表示装置用の照明装置および該照明装置を備えた表示装置
US7926300B2 (en) * 2005-11-18 2011-04-19 Cree, Inc. Adaptive adjustment of light output of solid state lighting panels
JP4992721B2 (ja) * 2005-12-09 2012-08-08 ソニー株式会社 面発光装置及び液晶表示装置
TWI417604B (zh) 2005-12-28 2013-12-01 Semiconductor Energy Lab 顯示裝置
JP4524255B2 (ja) * 2006-02-07 2010-08-11 富士フイルム株式会社 面状照明装置
JP4577229B2 (ja) 2006-02-16 2010-11-10 日本電気株式会社 バックライト装置及び液晶表示装置
KR101290584B1 (ko) * 2006-06-29 2013-07-30 엘지디스플레이 주식회사 직하형 백라이트 유닛 및 직하형 백라이트 유닛에서의확산판 제조방법
JP4245014B2 (ja) 2006-08-09 2009-03-25 ソニー株式会社 バックライト装置、光源装置、レンズ、電子機器及び導光板
CN101479525B (zh) * 2006-10-27 2012-02-08 夏普株式会社 照明装置和液晶显示装置
JPWO2008050763A1 (ja) * 2006-10-27 2010-02-25 日本ゼオン株式会社 直下型バックライト装置
US7690811B2 (en) * 2006-11-17 2010-04-06 General Electric Company System for improved backlight illumination uniformity
JPWO2009011226A1 (ja) * 2007-07-13 2010-09-16 コニカミノルタオプト株式会社 光学フィルムの製造方法、光学フィルム、及びそれを用いたバックライトユニット
CN101883949B (zh) * 2007-12-07 2012-11-07 夏普株式会社 照明装置、显示装置和电视接收装置
US20110007231A1 (en) * 2008-03-05 2011-01-13 Sharp Kabushiki Kaisha Lighting device, display device and television receiver
JP5292981B2 (ja) * 2008-08-07 2013-09-18 パナソニック株式会社 可動接点体
KR101432723B1 (ko) 2008-08-21 2014-08-22 삼성디스플레이 주식회사 백라이트 어셈블리 및 이를 갖는 표시장치
KR101513716B1 (ko) 2008-09-18 2015-04-21 삼성디스플레이 주식회사 백라이트 어셈블리 및 이를 갖는 액정표시장치
JP5188934B2 (ja) * 2008-11-06 2013-04-24 株式会社クラレ 面光源素子アレイ
US20100208161A1 (en) 2009-02-19 2010-08-19 Victor Company Of Japan, Limited Backlight device and liquid crystal display
US20110317080A1 (en) * 2009-03-11 2011-12-29 Sharp Kabushiki Kaisha Lighting device, display device and television receiver
WO2010113363A1 (ja) * 2009-04-02 2010-10-07 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
US20120057095A1 (en) * 2009-05-15 2012-03-08 Sharp Kabushiki Kaisha Lighting device, display device and television receiver
CN102422077A (zh) * 2009-05-15 2012-04-18 夏普株式会社 照明装置、显示装置以及电视接收装置
BRPI1010821A2 (pt) * 2009-05-15 2016-04-05 Sharp Kk dispositivo de iluminação, dispositivo de visor e receptor de televisão
US8550644B2 (en) 2009-06-03 2013-10-08 Sharp Kabushiki Kaisha Lighting device, display device and television receiver
US20120057096A1 (en) * 2009-06-03 2012-03-08 Sharp Kabushiki Kaisha Lighting device, display device and television receiver
US20120057097A1 (en) * 2009-06-15 2012-03-08 Sharp Kabushiki Kaisha Lighting device, display device and television receiver
JP5154695B2 (ja) 2009-06-30 2013-02-27 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
BRPI1012265A2 (pt) * 2009-06-30 2016-04-05 Sharp Kk dispositivo de iluminação, dispositivo de exibição e receptor de televisão.
BR112012005884A2 (pt) 2009-09-16 2019-09-24 Sharp Kk dispositivo iluminante, dispositivo de exibição e receptor de televisão
SG179166A1 (en) * 2009-09-16 2012-05-30 Sharp Kk Lighting device, display apparatus, and television receiver
JP5286419B2 (ja) * 2009-09-28 2013-09-11 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
WO2011040427A1 (ja) * 2009-09-30 2011-04-07 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
WO2011062024A1 (ja) 2009-11-20 2011-05-26 シャープ株式会社 光学部材、照明装置、表示装置、テレビ受信装置、及び光学部材の製造方法
JP2011118200A (ja) * 2009-12-04 2011-06-16 Idemitsu Unitech Co Ltd 光制御積層体およびその製造方法、照明装置
TWI412840B (zh) 2010-03-22 2013-10-21 Au Optronics Corp 光源模組
JP5751988B2 (ja) 2011-08-26 2015-07-22 日立マクセル株式会社 照明ユニット及びこれを用いた表示装置
JP5774942B2 (ja) 2011-08-26 2015-09-09 日立マクセル株式会社 照明ユニット及びこれを用いた表示装置
JP5859772B2 (ja) 2011-08-26 2016-02-16 日立マクセル株式会社 照明ユニット及びこれを用いた表示装置
CN105570830A (zh) * 2014-10-16 2016-05-11 苏州璨宇光学有限公司 背光模块
CN110431479B (zh) * 2017-03-23 2022-01-04 夏普株式会社 背光源及背光源的制造方法
JP2019129065A (ja) 2018-01-24 2019-08-01 シャープ株式会社 照明装置及び表示装置

Also Published As

Publication number Publication date
TWI238898B (en) 2005-09-01
JP2005117023A (ja) 2005-04-28

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MM4A Annulment or lapse of patent due to non-payment of fees