TWI490605B - 直下型背光裝置 - Google Patents

直下型背光裝置 Download PDF

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Publication number
TWI490605B
TWI490605B TW098130200A TW98130200A TWI490605B TW I490605 B TWI490605 B TW I490605B TW 098130200 A TW098130200 A TW 098130200A TW 98130200 A TW98130200 A TW 98130200A TW I490605 B TWI490605 B TW I490605B
Authority
TW
Taiwan
Prior art keywords
linear light
layer
light source
resin
type backlight
Prior art date
Application number
TW098130200A
Other languages
English (en)
Chinese (zh)
Other versions
TW201015175A (en
Inventor
河田融司
佐藤義和
渡邊修
坂口善彥
Original Assignee
東麗股份有限公司
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 東麗股份有限公司 filed Critical 東麗股份有限公司
Publication of TW201015175A publication Critical patent/TW201015175A/zh
Application granted granted Critical
Publication of TWI490605B publication Critical patent/TWI490605B/zh

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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
    • G02F1/133606—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
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133604—Direct backlight with lamps

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)
  • Planar Illumination Modules (AREA)
  • Liquid Crystal (AREA)
  • Optical Elements Other Than Lenses (AREA)
TW098130200A 2008-09-09 2009-09-08 直下型背光裝置 TWI490605B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008230719 2008-09-09

Publications (2)

Publication Number Publication Date
TW201015175A TW201015175A (en) 2010-04-16
TWI490605B true TWI490605B (zh) 2015-07-01

Family

ID=42005142

Family Applications (1)

Application Number Title Priority Date Filing Date
TW098130200A TWI490605B (zh) 2008-09-09 2009-09-08 直下型背光裝置

Country Status (5)

Country Link
JP (1) JP5749005B2 (fr)
KR (1) KR101597641B1 (fr)
CN (2) CN104776329A (fr)
TW (1) TWI490605B (fr)
WO (1) WO2010029886A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6560254B2 (ja) * 2015-01-05 2019-08-14 帝人フィルムソリューション株式会社 直下型面光源用白色反射フィルムおよびそれを用いた直下型面光源
JP7257417B2 (ja) * 2018-11-19 2023-04-13 京セラ株式会社 流体検出センサおよび流体検出装置
KR102304279B1 (ko) 2020-10-15 2021-09-24 주식회사 시노펙스 슬림하면서도 생산성이 우수한 반사시트 일체형 백라이트 유닛 및 이의 제조방법.

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004029091A (ja) * 2002-06-21 2004-01-29 Teijin Chem Ltd ポリカーボネート樹脂製直下型バックライト用光拡散板
US20040090572A1 (en) * 2002-11-11 2004-05-13 Byung-Woong Han Prism sheet and fabrication method thereof and liquid crystal display device employing the same
JP2004219668A (ja) * 2003-01-14 2004-08-05 Mitsui Chemicals Inc 液晶表示装置用光学フィルター、それを用いた面光源装置および液晶表示装置
JP2004279532A (ja) * 2003-03-13 2004-10-07 Sumitomo Rubber Ind Ltd 拡散板及び発光装置
US20050191464A1 (en) * 2002-07-24 2005-09-01 Yupo Corporation Light reflector
JP2006164890A (ja) * 2004-12-10 2006-06-22 Nippon Zeon Co Ltd 直下型バックライト装置
TWI263827B (en) * 2003-04-02 2006-10-11 Asahi Kasei Chemicals Corp Light diffusing plate for direct-type backlight apparatus

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4049659B2 (ja) * 2002-11-20 2008-02-20 株式会社ユポ・コーポレーション 光反射体
JP4552563B2 (ja) * 2004-08-24 2010-09-29 日本ゼオン株式会社 直下型バックライト装置
JP2006155926A (ja) 2004-11-25 2006-06-15 Nippon Zeon Co Ltd 直下型バックライト装置
TWI313380B (en) * 2005-08-31 2009-08-11 Eternal Chemical Co Ltd Reflector having high light diffusion
CN101627323B (zh) * 2007-02-02 2012-02-22 大日本印刷株式会社 面光源装置，透过型显示装置

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004029091A (ja) * 2002-06-21 2004-01-29 Teijin Chem Ltd ポリカーボネート樹脂製直下型バックライト用光拡散板
US20050191464A1 (en) * 2002-07-24 2005-09-01 Yupo Corporation Light reflector
US20040090572A1 (en) * 2002-11-11 2004-05-13 Byung-Woong Han Prism sheet and fabrication method thereof and liquid crystal display device employing the same
JP2004219668A (ja) * 2003-01-14 2004-08-05 Mitsui Chemicals Inc 液晶表示装置用光学フィルター、それを用いた面光源装置および液晶表示装置
JP2004279532A (ja) * 2003-03-13 2004-10-07 Sumitomo Rubber Ind Ltd 拡散板及び発光装置
TWI263827B (en) * 2003-04-02 2006-10-11 Asahi Kasei Chemicals Corp Light diffusing plate for direct-type backlight apparatus
JP2006164890A (ja) * 2004-12-10 2006-06-22 Nippon Zeon Co Ltd 直下型バックライト装置

Also Published As

Publication number Publication date
JPWO2010029886A1 (ja) 2012-02-02
KR20110063618A (ko) 2011-06-13
WO2010029886A1 (fr) 2010-03-18
CN104776329A (zh) 2015-07-15
JP5749005B2 (ja) 2015-07-15
CN102089572A (zh) 2011-06-08
TW201015175A (en) 2010-04-16
KR101597641B1 (ko) 2016-02-25

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