KR20070084410A - 무아레 간섭을 감소시키는 후면 발광 디스플레이용 프리즘시트 - Google Patents

무아레 간섭을 감소시키는 후면 발광 디스플레이용 프리즘시트 Download PDF

Info

Publication number
KR20070084410A
KR20070084410A KR1020077011471A KR20077011471A KR20070084410A KR 20070084410 A KR20070084410 A KR 20070084410A KR 1020077011471 A KR1020077011471 A KR 1020077011471A KR 20077011471 A KR20077011471 A KR 20077011471A KR 20070084410 A KR20070084410 A KR 20070084410A
Authority
KR
South Korea
Prior art keywords
film
prism
average
light
average amplitude
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
KR1020077011471A
Other languages
English (en)
Korean (ko)
Inventor
알란 비. 캠벨
Original Assignee
쓰리엠 이노베이티브 프로퍼티즈 컴파니
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 쓰리엠 이노베이티브 프로퍼티즈 컴파니 filed Critical 쓰리엠 이노베이티브 프로퍼티즈 컴파니
Publication of KR20070084410A publication Critical patent/KR20070084410A/ko
Ceased legal-status Critical Current

Links

Images

Classifications

    • 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
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/04—Prisms
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • 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

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)
  • Planar Illumination Modules (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
KR1020077011471A 2004-11-22 2005-10-25 무아레 간섭을 감소시키는 후면 발광 디스플레이용 프리즘시트 Ceased KR20070084410A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/994,571 US7278771B2 (en) 2004-11-22 2004-11-22 Optical film
US10/994,571 2004-11-22

Publications (1)

Publication Number Publication Date
KR20070084410A true KR20070084410A (ko) 2007-08-24

Family

ID=35735034

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020077011471A Ceased KR20070084410A (ko) 2004-11-22 2005-10-25 무아레 간섭을 감소시키는 후면 발광 디스플레이용 프리즘시트

Country Status (6)

Country Link
US (1) US7278771B2 (enExample)
EP (1) EP1815279A1 (enExample)
JP (1) JP2008521054A (enExample)
KR (1) KR20070084410A (enExample)
CN (1) CN100541239C (enExample)
WO (1) WO2006057751A1 (enExample)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009061135A1 (en) * 2007-11-06 2009-05-14 Lms Co., Ltd Optical film and lighting device comprising the same
WO2010027240A3 (en) * 2008-09-08 2010-06-24 Miraenanotech Co., Ltd. Optical sheet and composite sheet with moire fringe, and backlight assembly having the same
US7883257B2 (en) 2007-03-16 2011-02-08 Lg Electronics Inc. Optical film and display device having the same
KR20140141532A (ko) 2013-05-31 2014-12-10 주식회사 엘지화학 광산란 점착 필름, 편광판 및 액정 표시 장치

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070121227A1 (en) * 2004-07-02 2007-05-31 Efun Technology Co., Ltd. Brightness enhancement film having curved prism units and light scattering particles
US9733400B2 (en) * 2005-06-09 2017-08-15 Ubright Optronics Corporation Light directing film
CN101297234B (zh) 2005-08-27 2010-08-11 3M创新有限公司 照明组件和系统
US7815355B2 (en) 2005-08-27 2010-10-19 3M Innovative Properties Company Direct-lit backlight having light recycling cavity with concave transflector
TWI274827B (en) * 2006-03-24 2007-03-01 Wintek Corp Light guide plate, light deflecting element configuration and surface light source device
DE102006026524A1 (de) * 2006-06-06 2007-12-13 Satisloh Ag Maschine zur Bearbeitung von optischen Werkstücken, insbesondere von Kunststoff-Brillengläsern
US7572046B2 (en) * 2006-11-22 2009-08-11 Gamma Optical Co., Ltd. Structure of optic film
JP2008145468A (ja) * 2006-12-06 2008-06-26 Gamma Optical Co Ltd 光学薄膜、及び、光学薄膜を応用したバックライトモジュール
US20080225202A1 (en) * 2007-03-15 2008-09-18 Hanbitt Joo Optical sheet and liquid crystal display device having the same
KR100905241B1 (ko) * 2007-04-13 2009-07-01 엘지전자 주식회사 복수의 구조체를 포함하는 광학 필름 및 이를 포함하는백라이트 유닛
US7530721B2 (en) * 2007-04-18 2009-05-12 Skc Haas Display Films Co., Ltd. Double-sided turning film
US7673892B2 (en) * 2007-05-02 2010-03-09 Magna International Inc. Thixomold hinge assembly
US20090041553A1 (en) * 2007-08-06 2009-02-12 3M Innovative Properties Company Fly-cutting system and method, and related tooling and articles
WO2009028226A1 (ja) * 2007-08-28 2009-03-05 Sharp Kabushiki Kaisha 光学部材の製造方法、光学部材製造用母材、転写型、表示装置用照明装置、表示装置、テレビ受信装置
US8503082B2 (en) * 2007-09-21 2013-08-06 3M Innovative Properties Company Optical film
JP2009128904A (ja) * 2007-11-26 2009-06-11 Lg Electronics Inc 光学フィルム及び液晶表示装置
KR100916304B1 (ko) * 2007-11-26 2009-09-10 엘지전자 주식회사 광학 시트
CN101458347B (zh) * 2007-12-14 2011-12-21 鸿富锦精密工业（深圳）有限公司 棱镜片及其制备方法，以及采用该棱镜片的液晶显示装置
JP2011508904A (ja) * 2007-12-20 2011-03-17 スリーエム イノベイティブ プロパティズ カンパニー プリズム構造を有するバックライト反射体
CN101545998B (zh) * 2008-03-28 2012-10-10 鸿富锦精密工业（深圳）有限公司 棱镜片
US20090274876A1 (en) * 2008-04-30 2009-11-05 Dong-Yih Liou Match of two brightness enhancement films
TWI479204B (zh) * 2009-08-11 2015-04-01 Ubright Optronics Corp 具反干涉條紋結構的亮度增強光學基板
TW201126208A (en) * 2010-01-21 2011-08-01 Core Flex Optical Suzhou Co Ltd Brightness enhancement sheet
CN102236122B (zh) 2010-04-30 2012-12-19 中强光电股份有限公司 光学膜片
JP2016018119A (ja) * 2014-07-09 2016-02-01 船井電機株式会社 立体画像を提示する光線制御子および立体ディスプレイ
WO2016064947A1 (en) 2014-10-23 2016-04-28 Corning Incorporated A light diffusing component and a method of manufacturing a light diffusing component
JP2017049326A (ja) * 2015-08-31 2017-03-09 株式会社ジャパンディスプレイ 表示装置
TWI628492B (zh) 2017-05-05 2018-07-01 奇美視像科技股份有限公司 光學元件及應用其之顯示裝置
CN108957780B (zh) * 2017-05-18 2020-11-24 微采视像科技股份有限公司 光学元件及应用其光学元件的显示装置
JP2019070795A (ja) 2017-10-05 2019-05-09 デクセリアルズ株式会社 光学体
WO2019069953A1 (ja) * 2017-10-05 2019-04-11 デクセリアルズ株式会社 光学体
TWI681239B (zh) * 2018-12-26 2020-01-01 奇美實業股份有限公司 光學元件及應用其之顯示裝置
CN111176013A (zh) * 2019-12-19 2020-05-19 京东方科技集团股份有限公司 一种增光膜、背光模组和显示装置

Family Cites Families (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US29091A (en) * 1860-07-10 Simon h
US3851093A (en) * 1971-07-12 1974-11-26 D Sunstein Color television display system and method for reducing visibility of geometric pattern of colored-light sources, and method for fabrication thereof
US3788171A (en) * 1971-12-13 1974-01-29 Eastman Kodak Co Projection screen fabrication apparatus and method
USRE29091E (en) 1971-12-13 1976-12-28 Eastman Kodak Company Radiation-redistributive devices
US3765281A (en) * 1971-12-13 1973-10-16 Eastman Kodak Co Method and apparatus for fabricating radiation-redistributive devices
US3754813A (en) * 1971-12-13 1973-08-28 Eastman Kodak Co Radiation-redistributive devices
US4542449A (en) * 1983-08-29 1985-09-17 Canadian Patents & Development Limited Lighting panel with opposed 45° corrugations
DE3407431A1 (de) 1984-02-29 1985-08-29 Siemens AG, 1000 Berlin und 8000 München Streuscheibe fuer signalleuchten, insbesondere fuer verkehrsampeln
CA1279783C (en) * 1985-11-21 1991-02-05 Minnesota Mining And Manufacturing Company Totally internally reflecting thin, flexible film
US4804253A (en) * 1986-05-15 1989-02-14 General Electric Company Lenticular filter for display devices
US4984144A (en) * 1987-05-08 1991-01-08 Minnesota Mining And Manufacturing Company High aspect ratio light fixture and film for use therein
US4791540A (en) * 1987-05-26 1988-12-13 Minnesota Mining And Manufacturing Company Light fixture providing normalized output
US5076668A (en) * 1988-01-25 1991-12-31 Taliq Corporation Gain reflector-liquid crystal display
US5005108A (en) * 1989-02-10 1991-04-02 Lumitex, Inc. Thin panel illuminator
US5128783A (en) * 1990-01-31 1992-07-07 Ois Optical Imaging Systems, Inc. Diffusing/collimating lens array for a liquid crystal display
US5161041A (en) * 1990-04-26 1992-11-03 Ois Optical Imaging Systems, Inc. Lighting assembly for a backlit electronic display including an integral image splitting and collimating means
US5190370A (en) * 1991-08-21 1993-03-02 Minnesota Mining And Manufacturing Company High aspect ratio lighting element
DE69230487T2 (de) 1991-09-09 2000-05-11 Enplas Corp Oberflächenbeleuchtung
US5394255A (en) * 1992-01-27 1995-02-28 Sekisui Kagaku Kogyo Kabushiki Kaisha Liquid crystal display using a plurality of light adjusting sheets angled at 5 degrees or more
US5552907A (en) * 1992-01-27 1996-09-03 Sekisui Chemical Co., Ltd. Light adjusting sheet having a sinusoidal surface and a non-optically flat surface and useable with an LCD
CA2097109C (en) * 1992-06-01 2000-01-11 Shozo Kokawa Liquid crystal display
JP3123006B2 (ja) 1992-06-30 2001-01-09 大日本印刷株式会社 面光源及び液晶表示装置
US5280371A (en) * 1992-07-09 1994-01-18 Honeywell Inc. Directional diffuser for a liquid crystal display
JP2842739B2 (ja) * 1992-09-14 1999-01-06 富士通株式会社 面光源ユニット及び液晶表示装置
JPH0695112A (ja) * 1992-09-16 1994-04-08 Hitachi Ltd プリズムプレートおよびそれを用いた情報表示装置
KR0168879B1 (ko) * 1992-12-25 1999-04-15 기따지마 요시또시 렌티큘러 렌즈, 면광원 및 액정 표시 장치
DE69418499T2 (de) * 1993-02-01 2000-02-10 Tosoh Corp Hintergrundbeleuchtungseinrichtung
US6052164A (en) 1993-03-01 2000-04-18 3M Innovative Properties Company Electroluminescent display with brightness enhancement
US5598280A (en) * 1993-03-23 1997-01-28 Dai Nippon Printing Co., Ltd. Film lens and a surface light source using the same
US5600455A (en) * 1994-08-31 1997-02-04 Enplas Corporation Prismatic member with coarsened portions or triangular prismatic and semi-circular prismatic members arranged on a flat light emitting surface
DE69602588T2 (de) * 1995-03-03 1999-10-14 Minnesota Mining & Mfg Lichtlenkender film mit in der höhe variierender strukturierter oberfläche und daraus hergestellter lichtlenkender artikel
US5917664A (en) 1996-02-05 1999-06-29 3M Innovative Properties Company Brightness enhancement film with soft cutoff
US5919551A (en) 1996-04-12 1999-07-06 3M Innovative Properties Company Variable pitch structured optical film
EP1975649A1 (en) * 1998-02-18 2008-10-01 Minnesota Mining And Manufacturing Company Optical film
US6322236B1 (en) 1999-02-09 2001-11-27 3M Innovative Properties Company Optical film with defect-reducing surface and method for making same
JP4538130B2 (ja) * 2000-04-12 2010-09-08 恵和株式会社 光学シート及びこれを用いたバックライトユニット
US20030035231A1 (en) 2001-08-03 2003-02-20 Epstein Kenneth A. Optical film having microreplicated structures; and methods
US6862141B2 (en) 2002-05-20 2005-03-01 General Electric Company Optical substrate and method of making
KR100839481B1 (ko) 2002-05-20 2008-06-19 삼성전자주식회사 액정 표시 장치
JP2003337331A (ja) 2002-05-21 2003-11-28 Citizen Electronics Co Ltd 液晶表示装置
US7125131B2 (en) 2002-12-06 2006-10-24 General Electric Company Brightness enhancement film with improved view angle
US6952627B2 (en) 2002-12-18 2005-10-04 General Electric Company Method and apparatus for fabricating light management substrates
JP2005123046A (ja) 2003-10-17 2005-05-12 Seiko Instruments Inc 照明装置及びこれを用いた表示装置
US7160017B2 (en) * 2004-06-03 2007-01-09 Eastman Kodak Company Brightness enhancement film using a linear arrangement of light concentrators

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7883257B2 (en) 2007-03-16 2011-02-08 Lg Electronics Inc. Optical film and display device having the same
WO2009061135A1 (en) * 2007-11-06 2009-05-14 Lms Co., Ltd Optical film and lighting device comprising the same
CN101978311B (zh) * 2007-11-06 2012-11-21 株式会社Lms 光学薄膜和包含该光学薄膜的发光装置
WO2010027240A3 (en) * 2008-09-08 2010-06-24 Miraenanotech Co., Ltd. Optical sheet and composite sheet with moire fringe, and backlight assembly having the same
KR20140141532A (ko) 2013-05-31 2014-12-10 주식회사 엘지화학 광산란 점착 필름, 편광판 및 액정 표시 장치

Also Published As

Publication number Publication date
EP1815279A1 (en) 2007-08-08
JP2008521054A (ja) 2008-06-19
US7278771B2 (en) 2007-10-09
WO2006057751A1 (en) 2006-06-01
CN100541239C (zh) 2009-09-16
US20060109687A1 (en) 2006-05-25
CN101061397A (zh) 2007-10-24

Similar Documents

Publication Publication Date Title
US7278771B2 (en) Optical film
US6581286B2 (en) Method of making tool to produce optical film
EP1057049B1 (en) Optical film
US7430358B2 (en) Elliptical diffusers used in displays
US7661863B2 (en) Prism sheet including reflective elements with different curvature surfaces
TW546520B (en) Backlight for liquid crystal display device
US7891856B2 (en) Optical film
US9523810B2 (en) Illumination device and display device
TWI576625B (zh) 照明裝置及顯示裝置
JP2014515499A (ja) 裸眼立体ディスプレイ用の微細複製フィルム
KR102118909B1 (ko) 광학 구조체 및 표시 장치
JP2014186913A (ja) 照明ユニット及び表示装置
KR101692888B1 (ko) 도광판과 이를 이용한 백라이트 유닛
JP2015102579A (ja) 導光板、バックライト・ユニット及び液晶ディスプレイ装置
KR100881332B1 (ko) 도광판
KR100551512B1 (ko) 깊이 구배를 갖는 도광판
JP2009164100A (ja) バックライト
JP5948128B2 (ja) 導光板
JP5984363B2 (ja) 導光板、面光源装置及び透過型画像表示装置
JP2009158467A (ja) 導光板及びバックライト
KR20050054605A (ko) 도광판 및 그 제조방법 및 이를 이용한 백라이트 유닛
WO2018056247A1 (ja) 面光源装置および液晶表示装置
EP2320255A2 (en) Novel turning film for liquid crystal displays
CA2450932C (en) Optical film
KR20100071224A (ko) 광학 필름

Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 20070521

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
A201 Request for examination
PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 20101022

Comment text: Request for Examination of Application

PE0902 Notice of grounds for rejection

Comment text: Notification of reason for refusal

Patent event date: 20110928

Patent event code: PE09021S01D

E601 Decision to refuse application
PE0601 Decision on rejection of patent

Patent event date: 20111227

Comment text: Decision to Refuse Application

Patent event code: PE06012S01D

Patent event date: 20110928

Comment text: Notification of reason for refusal

Patent event code: PE06011S01I