TWI479208B - Method and device for making light guide plate for LCD TV - Google Patents

Method and device for making light guide plate for LCD TV Download PDF

Info

Publication number
TWI479208B
TWI479208B TW101147748A TW101147748A TWI479208B TW I479208 B TWI479208 B TW I479208B TW 101147748 A TW101147748 A TW 101147748A TW 101147748 A TW101147748 A TW 101147748A TW I479208 B TWI479208 B TW I479208B
Authority
TW
Taiwan
Prior art keywords
guide plate
light guide
printing
light
liquid crystal
Prior art date
Application number
TW101147748A
Other languages
English (en)
Chinese (zh)
Other versions
TW201335644A (zh
Inventor
Yoichi Abe
Tomoo Nakajima
Original Assignee
Mutoh Ind Ltd
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 Mutoh Ind Ltd filed Critical Mutoh Ind Ltd
Publication of TW201335644A publication Critical patent/TW201335644A/zh
Application granted granted Critical
Publication of TWI479208B publication Critical patent/TWI479208B/zh

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0065—Manufacturing aspects; Material aspects
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/004—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles
    • G02B6/0043—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles provided on the surface of the light guide
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Planar Illumination Modules (AREA)
  • Liquid Crystal (AREA)
TW101147748A 2012-02-16 2012-12-17 Method and device for making light guide plate for LCD TV TWI479208B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2012031348A JP2013167780A (ja) 2012-02-16 2012-02-16 液晶ｔｖ用導光板作成方法及び装置

Publications (2)

Publication Number Publication Date
TW201335644A TW201335644A (zh) 2013-09-01
TWI479208B true TWI479208B (zh) 2015-04-01

Family

ID=48983813

Family Applications (1)

Application Number Title Priority Date Filing Date
TW101147748A TWI479208B (zh) 2012-02-16 2012-12-17 Method and device for making light guide plate for LCD TV

Country Status (3)

Country Link
JP (1) JP2013167780A (fr)
TW (1) TWI479208B (fr)
WO (1) WO2013121671A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104459868A (zh) * 2013-09-24 2015-03-25 陈蕾 导光板及其制备方法、背光源led模组、显示器和面板灯
KR20160121724A (ko) * 2015-04-10 2016-10-20 삼성디스플레이 주식회사 백라이트 유닛 및 이를 포함하는 표시 장치

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003172667A (ja) * 2001-12-05 2003-06-20 Hiroshi Iseda 導光体輝度パターン測定装置
TW200616803A (en) * 2004-10-14 2006-06-01 Mitsubishi Rayon Co Drawing device and drawing method
TW201006895A (en) * 2008-06-06 2010-02-16 Fujifilm Corp Inkjet ink, color filter and process for preparing color filter, and liquid crystal display and image display device using color filter
TW201129832A (en) * 2010-02-26 2011-09-01 Kuraray Co Light-guiding plate and method for manufacturing light-guiding plate
TW201202358A (en) * 2010-07-05 2012-01-16 Chi Mei Corp Pattern-forming ink composition, light-guide plate, light-emitting unit, and liquid crystal display element containing the light-emitting unit

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3734547B2 (ja) * 1995-11-21 2006-01-11 シャープ株式会社 導光板の製造方法及びバックライト装置の製造方法
JP4623336B2 (ja) * 2000-05-02 2011-02-02 ソニー株式会社 表示装置及び減光パターン生成方法
JP4043018B2 (ja) * 2001-04-19 2008-02-06 エーユー オプトロニクス コーポレイション 離散パターン、該離散パターンを用いた光学部材、導光板、サイドライト装置および透過型液晶表示装置
JP2010164745A (ja) * 2009-01-15 2010-07-29 Oji Paper Co Ltd 輝度均斉化シートおよび面光源装置
JP2010186679A (ja) * 2009-02-13 2010-08-26 Oji Paper Co Ltd 面光源装置および面光源装置用光学部材の製造方法
JP5299771B2 (ja) * 2009-02-27 2013-09-25 Ｎｌｔテクノロジー株式会社 面発光装置
JP5062603B2 (ja) * 2010-07-29 2012-10-31 旭化成株式会社 テレビ受信装置及び面光源装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003172667A (ja) * 2001-12-05 2003-06-20 Hiroshi Iseda 導光体輝度パターン測定装置
TW200616803A (en) * 2004-10-14 2006-06-01 Mitsubishi Rayon Co Drawing device and drawing method
TW201006895A (en) * 2008-06-06 2010-02-16 Fujifilm Corp Inkjet ink, color filter and process for preparing color filter, and liquid crystal display and image display device using color filter
TW201129832A (en) * 2010-02-26 2011-09-01 Kuraray Co Light-guiding plate and method for manufacturing light-guiding plate
TW201202358A (en) * 2010-07-05 2012-01-16 Chi Mei Corp Pattern-forming ink composition, light-guide plate, light-emitting unit, and liquid crystal display element containing the light-emitting unit

Also Published As

Publication number Publication date
WO2013121671A1 (fr) 2013-08-22
TW201335644A (zh) 2013-09-01
JP2013167780A (ja) 2013-08-29

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