WO2019059605A3 - 일체형 광학시트 모듈 및 이를 구비한 백라이트 유닛 - Google Patents

일체형 광학시트 모듈 및 이를 구비한 백라이트 유닛 Download PDF

Info

Publication number
WO2019059605A3
WO2019059605A3 PCT/KR2018/010945 KR2018010945W WO2019059605A3 WO 2019059605 A3 WO2019059605 A3 WO 2019059605A3 KR 2018010945 W KR2018010945 W KR 2018010945W WO 2019059605 A3 WO2019059605 A3 WO 2019059605A3
Authority
WO
WIPO (PCT)
Prior art keywords
base film
extension direction
light
optical sheet
integrated optical
Prior art date
Application number
PCT/KR2018/010945
Other languages
English (en)
French (fr)
Other versions
WO2019059605A2 (ko
Inventor
민지홍
오세진
이동철
이우종
최진연
김민호
김두이
Original Assignee
주식회사 엘엠에스
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 주식회사 엘엠에스 filed Critical 주식회사 엘엠에스
Priority to US16/649,110 priority Critical patent/US11086066B2/en
Priority to CN201880060195.5A priority patent/CN111108324B/zh
Publication of WO2019059605A2 publication Critical patent/WO2019059605A2/ko
Publication of WO2019059605A3 publication Critical patent/WO2019059605A3/ko

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
    • G02B6/0051—Diffusing sheet or layer
    • 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
    • G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened surfaces
    • 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
    • G02B6/0041—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles provided in the bulk of the light guide
    • 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
    • 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
    • G02B6/0055—Reflecting element, sheet or layer
    • 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
    • G02B6/0056—Means for improving the coupling-out of light from the light guide for producing polarisation effects, e.g. by a surface with polarizing properties or by an additional polarizing 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
    • 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
    • G02F1/133615—Edge-illuminating devices, i.e. illuminating from the side

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)

Abstract

본 발명은 일측에 광원이 배치되는 일체형 광학시트 모듈에 있어서, 광 투과성 소재로 구성되어 일정한 두께를 가지도록 형성된 제1베이스필름, 상기 제1베이스필름의 상면에 상부로 갈수록 횡단면적이 감소하는 제1단위집광체가 제1연장방향으로 형성되며 연속적으로 반복되어 배치되는 제1집광부, 광 투과성 소재로 구성되어 상기 제1집광부의 상부에 적층되며 일정한 두께를 가지도록 형성된 제2베이스필름, 상기 제2베이스필름의 상면에 상부로 갈수록 횡단면적이 감소하는 제2단위집광체가 상기 제1연장방향과 상이한 제2연장방향으로 형성되며 연속적으로 반복되어 배치되는 제2집광부 및 상기 제1베이스필름의 하면에 하부방향으로 돌출 형성되는 단위체가 상기 제1연장방향과 상이한 제3연장방향으로 형성되며, 연속적으로 반복 배치되어 전반사를 통해 좌우 시야각을 향상시키는 시야각향상부를 포함하는 일체형 광학시트 모듈을 제공한다.
PCT/KR2018/010945 2017-09-20 2018-09-18 일체형 광학시트 모듈 및 이를 구비한 백라이트 유닛 WO2019059605A2 (ko)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US16/649,110 US11086066B2 (en) 2017-09-20 2018-09-18 Integrated optical sheet module and backlight unit having same
CN201880060195.5A CN111108324B (zh) 2017-09-20 2018-09-18 一体型光学片模块以及具备该一体型光学片模块的背光单元

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020170120999A KR102036797B1 (ko) 2017-09-20 2017-09-20 일체형 광학시트 모듈 및 이를 구비한 백라이트 유닛
KR10-2017-0120999 2017-09-20

Publications (2)

Publication Number Publication Date
WO2019059605A2 WO2019059605A2 (ko) 2019-03-28
WO2019059605A3 true WO2019059605A3 (ko) 2019-05-09

Family

ID=65810685

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2018/010945 WO2019059605A2 (ko) 2017-09-20 2018-09-18 일체형 광학시트 모듈 및 이를 구비한 백라이트 유닛

Country Status (4)

Country Link
US (1) US11086066B2 (ko)
KR (1) KR102036797B1 (ko)
CN (1) CN111108324B (ko)
WO (1) WO2019059605A2 (ko)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102418663B1 (ko) * 2019-01-29 2022-07-08 주식회사 엘지화학 시야각 보상필름, 이를 포함하는 편광판 및 이를 포함하는 디스플레이 장치
KR102342062B1 (ko) * 2020-03-17 2021-12-24 주식회사 엘엠에스 지문인식용 광학필름
US11288486B2 (en) 2019-06-12 2022-03-29 Lms Co., Ltd. Fingerprint recognition optical film, and backlight unit and liquid crystal display device comprising the film optical
KR102283777B1 (ko) * 2019-11-29 2021-08-02 주식회사 엘엠에스 좁은 시야각을 가지는 광학필름

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20060077515A (ko) * 2004-12-30 2006-07-05 주식회사 엘지에스 백라이트유닛
JP2009157405A (ja) * 2002-03-15 2009-07-16 Mitsubishi Rayon Co Ltd 光偏向素子及び面光源装置
JP2012252340A (ja) * 2011-06-03 2012-12-20 Gunko Kagi (Shenzhen) Yugenkoshi 光学シート、その製造方法、および当該光学シートを用いた液晶表示装置
KR20140006211A (ko) * 2012-06-27 2014-01-16 신화인터텍 주식회사 디스플레이용 광학 시트, 이를 포함하는 광원 어셈블리 및 액정 표시 장치
KR101407440B1 (ko) * 2013-09-03 2014-06-16 신화인터텍 주식회사 복합 광학 시트 및 이를 포함하는 광원 어셈블리

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3607759B2 (ja) * 1995-09-08 2005-01-05 五洋紙工株式会社 プリズムシート
KR101340604B1 (ko) * 2008-12-30 2013-12-11 엘지디스플레이 주식회사 백라이트 유닛 및 이를 구비한 액정표시장치모듈
TW201115231A (en) * 2009-10-28 2011-05-01 Coretronic Corp Backlight module
KR20110076373A (ko) 2009-12-29 2011-07-06 엘지디스플레이 주식회사 엘에스에프 및 이를 포함하는 액정표시장치
CN101957462A (zh) 2010-08-05 2011-01-26 长兴化学工业股份有限公司 复合光学膜
KR101739139B1 (ko) * 2010-12-30 2017-05-23 엘지디스플레이 주식회사 입체 영상 표시장치
KR101268083B1 (ko) 2012-06-25 2013-05-29 주식회사 엘엠에스 적층형 광학시트모듈
TW201516485A (zh) 2013-09-26 2015-05-01 Dainippon Printing Co Ltd 稜鏡片、面光源裝置、映像源單元及液晶顯示裝置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009157405A (ja) * 2002-03-15 2009-07-16 Mitsubishi Rayon Co Ltd 光偏向素子及び面光源装置
KR20060077515A (ko) * 2004-12-30 2006-07-05 주식회사 엘지에스 백라이트유닛
JP2012252340A (ja) * 2011-06-03 2012-12-20 Gunko Kagi (Shenzhen) Yugenkoshi 光学シート、その製造方法、および当該光学シートを用いた液晶表示装置
KR20140006211A (ko) * 2012-06-27 2014-01-16 신화인터텍 주식회사 디스플레이용 광학 시트, 이를 포함하는 광원 어셈블리 및 액정 표시 장치
KR101407440B1 (ko) * 2013-09-03 2014-06-16 신화인터텍 주식회사 복합 광학 시트 및 이를 포함하는 광원 어셈블리

Also Published As

Publication number Publication date
KR20190032767A (ko) 2019-03-28
CN111108324B (zh) 2022-10-25
WO2019059605A2 (ko) 2019-03-28
US11086066B2 (en) 2021-08-10
US20200292747A1 (en) 2020-09-17
KR102036797B1 (ko) 2019-10-25
CN111108324A (zh) 2020-05-05

Similar Documents

Publication Publication Date Title
WO2019059605A3 (ko) 일체형 광학시트 모듈 및 이를 구비한 백라이트 유닛
MX2017001230A (es) Dispositivo de seguridad y metodo de fabricacion del mismo.
CN104896363B (zh) 背光单元和具有背光单元的显示装置
EP4235282A3 (en) Display panel and display device
TW200643567A (en) Light source adapted for LCD back-lit displays
TW200834125A (en) Light-diffusion optical film and its production method, prism sheet, and surface light source device
JP2017058678A5 (ja) 表示装置
TW200708778A (en) Optical deflection sheet and method for manufacturing thereof
WO2016064237A3 (ko) 터치 입력 장치
TW200639528A (en) Illuminator for emitting at least two lights having directivity and display apparatus using same
EP3200017A3 (en) Display device
EP2677237A3 (en) Lighting device
TW200720711A (en) Light diffusive sheet for backlight unit and preparation thereof
WO2009057365A1 (ja) 面光源装置及び液晶表示装置
JP2014194545A5 (ko)
CN103217831A (zh) 显示装置
TW200628925A (en) Area light source device and liquid crystal display device including the same
EP2538250A3 (en) Backlight unit and display apparatus using the same
EP2863190A3 (en) Optical sensor module
US20090274876A1 (en) Match of two brightness enhancement films
EP2618371A3 (en) Semiconductor device
HK1252602A2 (zh) 裸眼3d顯示裝置
KR20180084333A (ko) 광학필름 및 이를 이용한 디스플레이 장치
EP2955552A3 (en) Polarization conversion element and projector
WO2009151217A3 (ko) 광학 시트, 이를 포함하는 백라이트 어셈블리 및 액정 표시 장치

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 18859307

Country of ref document: EP

Kind code of ref document: A2

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 18859307

Country of ref document: EP

Kind code of ref document: A2