TW200734755A - Light scattering film for direct-in and embedded backlight module, method of making the film, and backlight module and display device using the film - Google Patents

Light scattering film for direct-in and embedded backlight module, method of making the film, and backlight module and display device using the film

Info

Publication number
TW200734755A
TW200734755A TW095107348A TW95107348A TW200734755A TW 200734755 A TW200734755 A TW 200734755A TW 095107348 A TW095107348 A TW 095107348A TW 95107348 A TW95107348 A TW 95107348A TW 200734755 A TW200734755 A TW 200734755A
Authority
TW
Taiwan
Prior art keywords
film
backlight module
layer
direct
light scattering
Prior art date
Application number
TW095107348A
Other languages
English (en)
Inventor
Yun-Pin Yang
Chi-Wen Liao
Original Assignee
Exploit Technology 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
Application filed by Exploit Technology Co Ltd filed Critical Exploit Technology Co Ltd
Priority to TW095107348A priority Critical patent/TW200734755A/zh
Priority to KR1020060116253A priority patent/KR20070091519A/ko
Priority to JP2007041122A priority patent/JP2007241272A/ja
Publication of TW200734755A publication Critical patent/TW200734755A/zh

Links

Classifications

    • 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
    • G02B5/0221—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 the surface having an irregular structure
    • 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
    • G02B5/0226—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 having particles on the surface
    • 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
    • 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
    • G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
    • G02B6/0061—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide to provide homogeneous light output intensity
    • 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
    • G02F1/133504—Diffusing, scattering, diffracting 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
    • 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
    • G02F1/133611—Direct backlight including means for improving the brightness uniformity

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)
  • Optical Elements Other Than Lenses (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Planar Illumination Modules (AREA)
TW095107348A 2006-03-06 2006-03-06 Light scattering film for direct-in and embedded backlight module, method of making the film, and backlight module and display device using the film TW200734755A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
TW095107348A TW200734755A (en) 2006-03-06 2006-03-06 Light scattering film for direct-in and embedded backlight module, method of making the film, and backlight module and display device using the film
KR1020060116253A KR20070091519A (ko) 2006-03-06 2006-11-23 직하광식 및 감입광식 백라이트 모듈용 광산란 필름
JP2007041122A JP2007241272A (ja) 2006-03-06 2007-02-21 光拡散フィルム

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW095107348A TW200734755A (en) 2006-03-06 2006-03-06 Light scattering film for direct-in and embedded backlight module, method of making the film, and backlight module and display device using the film

Publications (1)

Publication Number Publication Date
TW200734755A true TW200734755A (en) 2007-09-16

Family

ID=38586817

Family Applications (1)

Application Number Title Priority Date Filing Date
TW095107348A TW200734755A (en) 2006-03-06 2006-03-06 Light scattering film for direct-in and embedded backlight module, method of making the film, and backlight module and display device using the film

Country Status (3)

Country Link
JP (1) JP2007241272A (zh)
KR (1) KR20070091519A (zh)
TW (1) TW200734755A (zh)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI406050B (zh) * 2008-07-18 2013-08-21 Jiro Corporate Plan Inc Optical sheet and the use of its backlight unit
TWI406051B (zh) * 2008-07-18 2013-08-21 Jiro Corporate Plan Inc Substrate sheet for optical sheet
TWI473318B (zh) * 2011-08-25 2015-02-11 Ind Tech Res Inst 光學膜以及發光裝置
CN114578465A (zh) * 2022-04-08 2022-06-03 绍兴翔宇绿色包装有限公司 一种pet基扩散膜及其制备方法

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101233533B1 (ko) * 2007-12-14 2013-02-14 코오롱인더스트리 주식회사 광확산 부재를 포함하는 백라이트 유닛 어셈블리
KR101157298B1 (ko) * 2007-12-14 2012-06-15 코오롱인더스트리 주식회사 광학 복합 부재
KR101158691B1 (ko) * 2010-07-26 2012-06-22 에스케이씨하스디스플레이필름(유) 백라이트유닛용 반사시트
KR102091601B1 (ko) * 2013-04-01 2020-03-20 엘지전자 주식회사 반사형 프로젝터용 스크린
JP2016114935A (ja) * 2014-12-10 2016-06-23 三星電子株式会社Ｓａｍｓｕｎｇ Ｅｌｅｃｔｒｏｎｉｃｓ Ｃｏ．，Ｌｔｄ． 光偏向拡散シート、積層光偏向拡散シート、積層光学シート、および、液晶表示装置
CN109085719B (zh) * 2018-08-10 2021-03-16 Tcl华星光电技术有限公司 直下式led背光源
CN115236778A (zh) * 2021-04-23 2022-10-25 合肥京东方显示技术有限公司 散射膜、显示模组和显示装置
CN113204064B (zh) * 2021-05-08 2023-11-07 广东湾区智能终端工业设计研究院有限公司 背光膜组及其制备方法、液晶显示设备
CN115061311B (zh) * 2022-06-20 2023-06-02 Tcl华星光电技术有限公司 背光模组及其制作方法、显示终端

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11223812A (ja) * 1998-02-09 1999-08-17 Canon Inc 照明装置およびそれを用いた表示装置
JP2001159703A (ja) * 1999-12-03 2001-06-12 Dainippon Printing Co Ltd 光拡散フィルム、面光源装置及び液晶表示装置
JP2005107553A (ja) * 2005-01-06 2005-04-21 Minoru Yoshida 光拡散シート及びこれを用いたバックライトユニット

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI406050B (zh) * 2008-07-18 2013-08-21 Jiro Corporate Plan Inc Optical sheet and the use of its backlight unit
TWI406051B (zh) * 2008-07-18 2013-08-21 Jiro Corporate Plan Inc Substrate sheet for optical sheet
TWI473318B (zh) * 2011-08-25 2015-02-11 Ind Tech Res Inst 光學膜以及發光裝置
US9166198B2 (en) 2011-08-25 2015-10-20 Industrial Technology Research Institute Optical film and light emitting device
CN114578465A (zh) * 2022-04-08 2022-06-03 绍兴翔宇绿色包装有限公司 一种pet基扩散膜及其制备方法
CN114578465B (zh) * 2022-04-08 2022-08-26 绍兴翔宇绿色包装有限公司 一种pet基扩散膜及其制备方法

Also Published As

Publication number Publication date
JP2007241272A (ja) 2007-09-20
KR20070091519A (ko) 2007-09-11

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