KR100988766B1 - 백라이트용 광학시트 어셈블리 - Google Patents

백라이트용 광학시트 어셈블리 Download PDF

Info

Publication number
KR100988766B1
KR100988766B1 KR1020070014676A KR20070014676A KR100988766B1 KR 100988766 B1 KR100988766 B1 KR 100988766B1 KR 1020070014676 A KR1020070014676 A KR 1020070014676A KR 20070014676 A KR20070014676 A KR 20070014676A KR 100988766 B1 KR100988766 B1 KR 100988766B1
Authority
KR
South Korea
Prior art keywords
prism
sheet
protective
protective layer
backlight
Prior art date
Application number
KR1020070014676A
Other languages
English (en)
Korean (ko)
Other versions
KR20080075594A (ko
Inventor
김창건
박종민
김경화
김태경
Original Assignee
코오롱인더스트리 주식회사
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 코오롱인더스트리 주식회사 filed Critical 코오롱인더스트리 주식회사
Priority to KR1020070014676A priority Critical patent/KR100988766B1/ko
Priority to PCT/KR2008/000819 priority patent/WO2008100057A1/en
Priority to CN2008800047689A priority patent/CN101627324B/zh
Priority to TW097105056A priority patent/TWI361288B/zh
Publication of KR20080075594A publication Critical patent/KR20080075594A/ko
Application granted granted Critical
Publication of KR100988766B1 publication Critical patent/KR100988766B1/ko

Links

Images

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
    • 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
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
    • G02B6/0031—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
    • G02B6/005—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
    • 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
    • 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
    • G02F1/133615—Edge-illuminating devices, i.e. illuminating from the side

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Liquid Crystal (AREA)
  • Planar Illumination Modules (AREA)
KR1020070014676A 2007-02-13 2007-02-13 백라이트용 광학시트 어셈블리 KR100988766B1 (ko)

Priority Applications (4)

Application Number Priority Date Filing Date Title
KR1020070014676A KR100988766B1 (ko) 2007-02-13 2007-02-13 백라이트용 광학시트 어셈블리
PCT/KR2008/000819 WO2008100057A1 (en) 2007-02-13 2008-02-12 Cover sheet for prism and backlight unit assembly
CN2008800047689A CN101627324B (zh) 2007-02-13 2008-02-12 用于棱镜与背光模块总成的覆盖片
TW097105056A TWI361288B (en) 2007-02-13 2008-02-13 Cover sheet for prism and backlight unit assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020070014676A KR100988766B1 (ko) 2007-02-13 2007-02-13 백라이트용 광학시트 어셈블리

Publications (2)

Publication Number Publication Date
KR20080075594A KR20080075594A (ko) 2008-08-19
KR100988766B1 true KR100988766B1 (ko) 2010-10-20

Family

ID=39879119

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020070014676A KR100988766B1 (ko) 2007-02-13 2007-02-13 백라이트용 광학시트 어셈블리

Country Status (2)

Country Link
KR (1) KR100988766B1 (zh)
CN (1) CN101627324B (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105723252A (zh) * 2013-09-02 2016-06-29 丹麦技术大学 用于结构性着色的纳米结构
CN113176623B (zh) * 2021-04-29 2023-04-07 苏州三鑫时代新材料股份有限公司 一种多折射率的光扩散板及其合成方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20010110179A (ko) * 2000-06-02 2001-12-12 기타지마 요시토시 보호확산필름 및 그 제조방법과, 면광원장치 및액정표시장치
KR20020028045A (ko) * 2000-10-06 2002-04-15 이승규 백라이트용 광 유도 쉬트
JP2002341115A (ja) 2001-05-17 2002-11-27 Dainippon Printing Co Ltd 保護拡散フィルム及びその製造方法、面光源装置及び液晶表示装置
JP2002343121A (ja) 2001-05-18 2002-11-29 Dainippon Printing Co Ltd 保護拡散フィルム及びその製造方法、面光源装置及び液晶表示装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002039148A1 (en) * 2000-11-09 2002-05-16 Reflexite Corporation Elastical optical structure
CN1804701A (zh) * 2006-01-18 2006-07-19 友达光电股份有限公司 平面显示模块

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20010110179A (ko) * 2000-06-02 2001-12-12 기타지마 요시토시 보호확산필름 및 그 제조방법과, 면광원장치 및액정표시장치
KR20020028045A (ko) * 2000-10-06 2002-04-15 이승규 백라이트용 광 유도 쉬트
JP2002341115A (ja) 2001-05-17 2002-11-27 Dainippon Printing Co Ltd 保護拡散フィルム及びその製造方法、面光源装置及び液晶表示装置
JP2002343121A (ja) 2001-05-18 2002-11-29 Dainippon Printing Co Ltd 保護拡散フィルム及びその製造方法、面光源装置及び液晶表示装置

Also Published As

Publication number Publication date
CN101627324B (zh) 2012-05-30
KR20080075594A (ko) 2008-08-19
CN101627324A (zh) 2010-01-13

Similar Documents

Publication Publication Date Title
US9097829B2 (en) Backlight unit with patterned light guide panel
KR101608127B1 (ko) 광확산 필름 및 이를 이용한 액정 디스플레이 백라이트
KR100680127B1 (ko) 액정디스플레이의 백라이트 유니트용 광확산 시트
US20100165603A1 (en) Backlight module
KR100909427B1 (ko) 광제어 필름
KR101428127B1 (ko) 백라이트 장치
WO2008100057A1 (en) Cover sheet for prism and backlight unit assembly
KR101087026B1 (ko) 광학용 복합 필름
US20080062720A1 (en) Backlight assembly and display apparatus having the same
KR100988766B1 (ko) 백라이트용 광학시트 어셈블리
KR20120078508A (ko) 광학 시트
KR20110082327A (ko) 백라이트 유니트용 반사시트
KR100869474B1 (ko) 프리즘 보호시트
KR100988764B1 (ko) 광학용 복합 필름
KR20130053489A (ko) 백라이트 유니트용 광확산 시트 및 그 제조방법
JP3549491B2 (ja) 光拡散シート及びこれを用いたバックライトユニット
US9519085B2 (en) Light diffusing sheet and backlight using same
KR20130134065A (ko) 휘도가 개선된 프리즘 보호 시트
KR100920371B1 (ko) 직하형 엘시디 백라이트 유니트용 광확산 시트
KR101269720B1 (ko) 확산시트 및 이를 포함하는 휘도증강 필름
KR20110076320A (ko) 복합 기능을 갖는 프리즘 필름 및 이의 제조방법
KR101175748B1 (ko) 색보정 기능을 갖는 광학필름 및 이의 제조방법
JP2009300996A (ja) バックライトユニット用光拡散シート及び光学シート
KR101085836B1 (ko) 광학 시트
KR100902156B1 (ko) 광제어 필름

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E902 Notification of reason for refusal
E601 Decision to refuse application
J201 Request for trial against refusal decision
S901 Examination by remand of revocation
GRNO Decision to grant (after opposition)
N231 Notification of change of applicant
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20131004

Year of fee payment: 4

FPAY Annual fee payment

Payment date: 20140930

Year of fee payment: 5

FPAY Annual fee payment

Payment date: 20161004

Year of fee payment: 7

FPAY Annual fee payment

Payment date: 20181001

Year of fee payment: 9

FPAY Annual fee payment

Payment date: 20191007

Year of fee payment: 10