TWI372914B - Optical sheet and liquid crystal display including the same - Google Patents

Optical sheet and liquid crystal display including the same

Info

Publication number
TWI372914B
TWI372914B TW097144853A TW97144853A TWI372914B TW I372914 B TWI372914 B TW I372914B TW 097144853 A TW097144853 A TW 097144853A TW 97144853 A TW97144853 A TW 97144853A TW I372914 B TWI372914 B TW I372914B
Authority
TW
Taiwan
Prior art keywords
liquid crystal
same
crystal display
optical sheet
display including
Prior art date
Application number
TW097144853A
Other languages
Chinese (zh)
Other versions
TW200949367A (en
Inventor
Junghoon Lee
Kyongrae Kim
Original Assignee
Lg Electronics Inc
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 Lg Electronics Inc filed Critical Lg Electronics Inc
Publication of TW200949367A publication Critical patent/TW200949367A/en
Application granted granted Critical
Publication of TWI372914B publication Critical patent/TWI372914B/en

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
    • G02B5/0236—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element
    • G02B5/0242—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element by means of dispersed particles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3025—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
    • G02B5/3033—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid
    • G02B5/3041—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid comprising multiple thin layers, e.g. multilayer stacks
    • 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
    • G02F1/133528—Polarisers
    • G02F1/133536—Reflective polarizers
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2305/00—Condition, form or state of the layers or laminate
    • B32B2305/30—Fillers, e.g. particles, powders, beads, flakes, spheres, chips

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Mathematical Physics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Liquid Crystal (AREA)
TW097144853A 2008-05-27 2008-11-20 Optical sheet and liquid crystal display including the same TWI372914B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR20080048919 2008-05-27
KR1020080080417A KR100960556B1 (en) 2008-05-27 2008-08-18 Optical sheet and Liquid Crystal Display using the same

Publications (2)

Publication Number Publication Date
TW200949367A TW200949367A (en) 2009-12-01
TWI372914B true TWI372914B (en) 2012-09-21

Family

ID=41407558

Family Applications (1)

Application Number Title Priority Date Filing Date
TW097144853A TWI372914B (en) 2008-05-27 2008-11-20 Optical sheet and liquid crystal display including the same

Country Status (3)

Country Link
KR (1) KR100960556B1 (en)
CN (1) CN101592822B (en)
TW (1) TWI372914B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI662299B (en) * 2014-04-25 2019-06-11 日商東麗股份有限公司 Reflective film for edge-emission type backlight and backlight using the same

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101728678B1 (en) * 2015-05-18 2017-05-02 주식회사 엘엠에스 Reflective Polarizing Module Having Particle and Back Light Unit Having the Same
KR101691541B1 (en) * 2015-06-04 2016-12-30 주식회사 엘엠에스 Reflective Polarizing Module Having Diffusion pattern and Back Light Unit Having the Same
KR20170064039A (en) * 2015-11-30 2017-06-09 엘지디스플레이 주식회사 Optical Film And Liquid Crystal Display Comprising The Same
KR101900932B1 (en) * 2015-11-30 2018-09-27 엘지디스플레이 주식회사 Optical Film And Method For Manufacturing Of The Same, Liquid Crystal Display

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4101339B2 (en) 1997-09-25 2008-06-18 大日本印刷株式会社 Light diffusing film, manufacturing method thereof, polarizing plate with diffusing layer, and liquid crystal display device
JP2000275741A (en) * 1999-03-24 2000-10-06 Mitsubishi Rayon Co Ltd Transmission type screen
JP2001074919A (en) 1999-09-03 2001-03-23 Fuji Photo Film Co Ltd Light diffusing body and its production
EP1214613A1 (en) * 1999-09-20 2002-06-19 3M Innovative Properties Company Optical films having at least one particle-containing layer
JP3733418B2 (en) * 2001-04-16 2006-01-11 シャープ株式会社 Adhesive sheet, laminated sheet and liquid crystal display device
US20060291055A1 (en) 2005-06-15 2006-12-28 3M Innovative Properties Company Diffuse Multilayer Optical Article
JP5011877B2 (en) 2006-08-04 2012-08-29 凸版印刷株式会社 Anti-glare light diffusing member and display having anti-glare light diffusing member
JP2008003514A (en) * 2006-06-26 2008-01-10 Keiwa Inc Optical unit and liquid crystal display module

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI662299B (en) * 2014-04-25 2019-06-11 日商東麗股份有限公司 Reflective film for edge-emission type backlight and backlight using the same

Also Published As

Publication number Publication date
CN101592822B (en) 2011-08-10
TW200949367A (en) 2009-12-01
KR100960556B1 (en) 2010-06-03
CN101592822A (en) 2009-12-02
KR20090123748A (en) 2009-12-02

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees