TW200834120A - Optical film assembly, and backlight module and LCD apparatus comprising the same - Google Patents

Optical film assembly, and backlight module and LCD apparatus comprising the same

Info

Publication number
TW200834120A
TW200834120A TW096104786A TW96104786A TW200834120A TW 200834120 A TW200834120 A TW 200834120A TW 096104786 A TW096104786 A TW 096104786A TW 96104786 A TW96104786 A TW 96104786A TW 200834120 A TW200834120 A TW 200834120A
Authority
TW
Taiwan
Prior art keywords
optical film
backlight module
same
film assembly
lcd apparatus
Prior art date
Application number
TW096104786A
Other languages
English (en)
Other versions
TWI330722B (en
Inventor
Tun-Chun Yang
Chih-Jen Hu
Original Assignee
Au Optronics Corp
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 Au Optronics Corp filed Critical Au Optronics Corp
Priority to TW096104786A priority Critical patent/TWI330722B/zh
Priority to US11/876,253 priority patent/US7688395B2/en
Publication of TW200834120A publication Critical patent/TW200834120A/zh
Application granted granted Critical
Publication of TWI330722B publication Critical patent/TWI330722B/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
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Polarising Elements (AREA)
  • Liquid Crystal (AREA)
  • Planar Illumination Modules (AREA)
TW096104786A 2007-02-09 2007-02-09 Optical film assembly, and backlight module and lcd apparatus comprising the same TWI330722B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
TW096104786A TWI330722B (en) 2007-02-09 2007-02-09 Optical film assembly, and backlight module and lcd apparatus comprising the same
US11/876,253 US7688395B2 (en) 2007-02-09 2007-10-22 Optical film assembly, as well as backlight module and LCD apparatus comprising the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW096104786A TWI330722B (en) 2007-02-09 2007-02-09 Optical film assembly, and backlight module and lcd apparatus comprising the same

Publications (2)

Publication Number Publication Date
TW200834120A true TW200834120A (en) 2008-08-16
TWI330722B TWI330722B (en) 2010-09-21

Family

ID=39685653

Family Applications (1)

Application Number Title Priority Date Filing Date
TW096104786A TWI330722B (en) 2007-02-09 2007-02-09 Optical film assembly, and backlight module and lcd apparatus comprising the same

Country Status (2)

Country Link
US (1) US7688395B2 (zh)
TW (1) TWI330722B (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113671750A (zh) * 2021-02-09 2021-11-19 旸旭光电股份有限公司 具倾斜结构的光学膜片的背光模块

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116931160A (zh) * 2022-04-01 2023-10-24 瑞仪光电(南京)有限公司 于光学膜片上设计多个锥状结构的背光模组及显示装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6853413B2 (en) * 2000-04-18 2005-02-08 Honeywell International Inc. Polarized display with wide-angle illumination
TWI293707B (en) 2004-06-08 2008-02-21 Prodisc Technology Inc Liquid crystal display and backlight module
CN1721952A (zh) 2004-07-16 2006-01-18 精碟科技股份有限公司 液晶显示装置及其背光模块
TWI253525B (en) * 2004-10-07 2006-04-21 Au Optronics Corp Polarization optical device and liquid crystal display module utilizing the same
CN1322364C (zh) 2004-10-25 2007-06-20 友达光电股份有限公司 液晶显示模块及其偏振化光学增亮膜
KR101082894B1 (ko) 2004-11-09 2011-11-11 삼성전자주식회사 광학모듈, 광학모듈의 제조 방법, 광학모듈을 갖는백라이트 어셈블리 및 백라이트 어셈블리를 갖는 표시장치
KR100662630B1 (ko) 2005-03-31 2007-01-02 엔 하이테크 주식회사 백라이트유닛

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113671750A (zh) * 2021-02-09 2021-11-19 旸旭光电股份有限公司 具倾斜结构的光学膜片的背光模块

Also Published As

Publication number Publication date
US20080192502A1 (en) 2008-08-14
US7688395B2 (en) 2010-03-30
TWI330722B (en) 2010-09-21

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