TW200909944A - Optical sheet - Google Patents

Optical sheet Download PDF

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Publication number
TW200909944A
TW200909944A TW097120293A TW97120293A TW200909944A TW 200909944 A TW200909944 A TW 200909944A TW 097120293 A TW097120293 A TW 097120293A TW 97120293 A TW97120293 A TW 97120293A TW 200909944 A TW200909944 A TW 200909944A
Authority
TW
Taiwan
Prior art keywords
convex portion
light
plate
substrate
optical
Prior art date
Application number
TW097120293A
Other languages
English (en)
Chinese (zh)
Inventor
Cheul-Yong Kim
Sang-Mook Kim
Jong-Wook Huh
Dong-Ryoul Kim
Ki-Won Jeon
Ju-Won Lee
Eun-Jung Ham
Myung-Su Lee
Original Assignee
Miraenanotech Co 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=37186641&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=TW200909944(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Miraenanotech Co Ltd filed Critical Miraenanotech Co Ltd
Publication of TW200909944A publication Critical patent/TW200909944A/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
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
    • G02B6/0053—Prismatic sheet or layer; Brightness enhancement element, sheet or layer
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
    • G02B5/021—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0273—Diffusing elements; Afocal elements characterized by the use
    • G02B5/0278—Diffusing elements; Afocal elements characterized by the use used in transmission
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/04—Prisms
    • G02B5/045—Prism arrays
    • 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
    • G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
    • G02F1/133607—Direct backlight including a specially adapted diffusing, scattering or light controlling members the light controlling member including light directing or refracting elements, e.g. prisms or lenses
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24479—Structurally defined web or sheet [e.g., overall dimension, etc.] including variation in thickness
    • Y10T428/24612—Composite web or sheet

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Liquid Crystal (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Planar Illumination Modules (AREA)
TW097120293A 2005-04-21 2005-12-30 Optical sheet TW200909944A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020050033262A KR100665871B1 (ko) 2005-04-21 2005-04-21 액정표시장치의 백라이트 어셈블리

Publications (1)

Publication Number Publication Date
TW200909944A true TW200909944A (en) 2009-03-01

Family

ID=37186641

Family Applications (2)

Application Number Title Priority Date Filing Date
TW097120293A TW200909944A (en) 2005-04-21 2005-12-30 Optical sheet
TW094147778A TWI315018B (en) 2005-04-21 2005-12-30 Optical sheet and backlight assembly of liquid crystal display with the same

Family Applications After (1)

Application Number Title Priority Date Filing Date
TW094147778A TWI315018B (en) 2005-04-21 2005-12-30 Optical sheet and backlight assembly of liquid crystal display with the same

Country Status (5)

Country Link
US (2) US7344282B2 (enExample)
JP (2) JP2006301582A (enExample)
KR (1) KR100665871B1 (enExample)
CN (1) CN1854846B (enExample)
TW (2) TW200909944A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI397744B (zh) * 2009-04-03 2013-06-01 Au Optronics Corp 顯示裝置與多重顯示裝置

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KR100665871B1 (ko) * 2005-04-21 2007-01-10 미래나노텍(주) 액정표시장치의 백라이트 어셈블리
KR100751519B1 (ko) * 2006-05-08 2007-08-23 미래나노텍(주) 광학 시트 및 상기 광학 시트가 구비된 액정표시장치의백라이트 어셈블리
JP4491466B2 (ja) * 2006-07-31 2010-06-30 エプソンイメージングデバイス株式会社 電気光学装置、電子機器
KR100936715B1 (ko) * 2007-03-16 2010-01-13 엘지전자 주식회사 광학필름 및 이를 포함하는 디스플레이 장치
KR100928639B1 (ko) * 2007-04-05 2009-11-27 미래나노텍(주) 서로 다른 크기로 배열된 마이크로 렌즈와 백 코팅 면을갖는 광학시트
KR100852273B1 (ko) * 2007-04-13 2008-08-14 신홍우 백라이트 유니트와 이를 이용한 액정표시모듈
KR101376245B1 (ko) * 2007-08-28 2014-03-21 엘지디스플레이 주식회사 액정표시장치용 백라이트 유닛
KR101021248B1 (ko) * 2008-03-10 2011-03-11 닛뽕빅터 가부시키가이샤 광학 유닛, 백 라이트 장치, 액정 모듈 및, 액정 디스플레이
JP4894019B2 (ja) * 2008-05-08 2012-03-07 株式会社Ｊｖｃケンウッド 光学ユニット、バックライト装置、液晶モジュール、及び液晶ディスプレイ
US8449151B2 (en) * 2008-03-21 2013-05-28 Kimoto Co., Ltd. Light control film, backlight device using the same, and method for manufacturing mold for forming uneven pattern
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KR101173788B1 (ko) * 2008-07-18 2012-08-16 다이니폰 인사츠 가부시키가이샤 광학 시트, 면 광원 장치 및 투과형 표시 장치
JP2010096916A (ja) * 2008-10-15 2010-04-30 Keiwa Inc 光学シート及びこれを用いたバックライトユニット
JP2010204156A (ja) * 2009-02-27 2010-09-16 Toppan Printing Co Ltd 集光拡散シート、バックライト・ユニット及びディスプレイ装置
JP2010250037A (ja) * 2009-04-15 2010-11-04 Toppan Printing Co Ltd 光学部品、バックライトユニット及びディスプレイ装置
JP5569008B2 (ja) * 2009-06-07 2014-08-13 ソニー株式会社 バックライトおよび液晶表示装置
TWI400483B (zh) * 2009-07-22 2013-07-01 Coretronic Corp 增光片及背光模組
EP2293140A1 (de) * 2009-08-01 2011-03-09 Bayer MaterialScience AG Mehrschichtige Beleuchtungseinheit mit verbesserten Eigenschaften und deren Verwendung
JP5630042B2 (ja) 2010-03-17 2014-11-26 ソニー株式会社 拡散シートの製造方法
JP5664100B2 (ja) 2010-10-07 2015-02-04 ソニー株式会社 発光装置及び画像表示装置
KR101265312B1 (ko) 2011-03-15 2013-05-16 주식회사 엘지화학 마이크로 렌즈 어레이 시트 및 이를 포함하는 백라이트 유닛
KR20130051168A (ko) * 2011-11-09 2013-05-20 삼성전자주식회사 액정패널조립체 및 그를 구비한 영상표시장치
TW201426037A (zh) * 2012-12-26 2014-07-01 Hon Hai Prec Ind Co Ltd 導光板及其製造方法

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI397744B (zh) * 2009-04-03 2013-06-01 Au Optronics Corp 顯示裝置與多重顯示裝置

Also Published As

Publication number Publication date
TWI315018B (en) 2009-09-21
KR100665871B1 (ko) 2007-01-10
US7645057B2 (en) 2010-01-12
US7344282B2 (en) 2008-03-18
CN1854846B (zh) 2012-11-14
JP2009015335A (ja) 2009-01-22
JP2006301582A (ja) 2006-11-02
JP5154332B2 (ja) 2013-02-27
US20060239008A1 (en) 2006-10-26
KR20060110990A (ko) 2006-10-26
CN1854846A (zh) 2006-11-01
TW200638134A (en) 2006-11-01
US20080180598A1 (en) 2008-07-31

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