ATE267411T1 - Beleuchtungssystem, linearer polarisator für ein solches beleuchtungssystem und anzeigevorrichtung mit einem solchen beleuchtungssystem - Google Patents

Beleuchtungssystem, linearer polarisator für ein solches beleuchtungssystem und anzeigevorrichtung mit einem solchen beleuchtungssystem

Info

Publication number
ATE267411T1
ATE267411T1 AT96935249T AT96935249T ATE267411T1 AT E267411 T1 ATE267411 T1 AT E267411T1 AT 96935249 T AT96935249 T AT 96935249T AT 96935249 T AT96935249 T AT 96935249T AT E267411 T1 ATE267411 T1 AT E267411T1
Authority
AT
Austria
Prior art keywords
polarizer
layer
lighting system
cholesteric
illumination system
Prior art date
Application number
AT96935249T
Other languages
German (de)
English (en)
Inventor
Dirk Jan Broer
Haaren Johannes Albertus M Van
Grietje Neeltje Mol
Frans Leenhouts
Original Assignee
Koninkl Philips Electronics Nv
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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE267411T1 publication Critical patent/ATE267411T1/de

Links

Classifications

    • 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
    • G02F1/13362—Illuminating devices providing polarized light, e.g. by converting a polarisation component into another one
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3016—Polarising elements involving passive liquid crystal 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
    • G02F1/133528—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
    • G02F1/133528—Polarisers
    • G02F1/133543—Cholesteric polarisers

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Polarising Elements (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
AT96935249T 1995-11-22 1996-11-13 Beleuchtungssystem, linearer polarisator für ein solches beleuchtungssystem und anzeigevorrichtung mit einem solchen beleuchtungssystem ATE267411T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP95203209 1995-11-22
PCT/IB1996/001215 WO1997019385A1 (en) 1995-11-22 1996-11-13 Illumination system, linear polarizer for such an illumination system and display device comprising such an illumination system

Publications (1)

Publication Number Publication Date
ATE267411T1 true ATE267411T1 (de) 2004-06-15

Family

ID=8220854

Family Applications (1)

Application Number Title Priority Date Filing Date
AT96935249T ATE267411T1 (de) 1995-11-22 1996-11-13 Beleuchtungssystem, linearer polarisator für ein solches beleuchtungssystem und anzeigevorrichtung mit einem solchen beleuchtungssystem

Country Status (8)

Country Link
US (1) US5825444A (2)
EP (1) EP0804749B1 (2)
JP (1) JP3916667B2 (2)
CN (1) CN1130590C (2)
AT (1) ATE267411T1 (2)
DE (1) DE69632523T2 (2)
TW (1) TW392051B (2)
WO (1) WO1997019385A1 (2)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3291432B2 (ja) * 1996-06-11 2002-06-10 シャープ株式会社 液晶表示装置およびこれを用いた端末装置
TW353145B (en) 1996-08-21 1999-02-21 Koninkl Philips Electronics Nv Method and device for manufacturing a broadband cholesteric polarizer
US6061108A (en) * 1997-01-24 2000-05-09 Sharp Kabushiki Kaisha Broadband cholesteric polarizer and an optical device employing the same
GB2321529A (en) * 1997-01-24 1998-07-29 Sharp Kk Broadband cholesteric optical device
JPH10319235A (ja) * 1997-05-16 1998-12-04 Nitto Denko Corp 偏光素子、照明装置及び液晶表示装置
JP3552084B2 (ja) * 1997-05-29 2004-08-11 日東電工株式会社 円偏光分離板、その製造方法、光学素子、偏光光源装置及び液晶表示装置
JP3820595B2 (ja) * 1997-06-13 2006-09-13 セイコーエプソン株式会社 表示装置及びそれを用いた電子機器並びに偏光分離器
USRE38500E1 (en) 1997-10-09 2004-04-20 Nitto Denko Corporation Polarizer, optical element, lighting device and liquid crystal display
JP3591699B2 (ja) * 1997-10-09 2004-11-24 日東電工株式会社 偏光素子、光学素子、照明装置及び液晶表示装置
EP1024393B1 (en) * 1997-10-16 2008-05-07 Citizen Holdings Co., Ltd. Transflective Liquid Crystal Display
JPH11133412A (ja) * 1997-10-29 1999-05-21 Nitto Denko Corp 液晶素子、光学素子及び偏光素子
KR100310153B1 (ko) * 1998-01-10 2001-11-15 권문구 적층방법을 이용한 광대역 특성을 갖는 편광막의 제조방법
JP3580124B2 (ja) 1998-03-05 2004-10-20 日東電工株式会社 光学素子、照明装置及び液晶表示装置
JP3580125B2 (ja) * 1998-03-05 2004-10-20 日東電工株式会社 光学素子、照明装置及び液晶表示装置
US6773766B2 (en) 1998-12-22 2004-08-10 Basf Aktiengesellschaft Utilization of polymerizable liquid crystal substances for the production of optical components
JP3814774B2 (ja) * 1999-02-08 2006-08-30 日東電工株式会社 偏光部材、光学部材及び液晶表示装置
JP3383260B2 (ja) * 1999-04-26 2003-03-04 日東電工株式会社 ニュートラル偏光板及び液晶表示装置
US6952310B1 (en) * 1999-05-12 2005-10-04 Nitto Denko Corporation Light pipe and polarized-light source
JP4011292B2 (ja) * 2001-01-15 2007-11-21 株式会社日立製作所 発光素子、及び表示装置
US6917399B2 (en) * 2001-02-22 2005-07-12 3M Innovative Properties Company Optical bodies containing cholesteric liquid crystal material and methods of manufacture
TW528892B (en) 2001-04-04 2003-04-21 Dainippon Printing Co Ltd Method of manufacturing circularly-polarized-light-extracting optical element, circularly-polarized-light-extracting optical element, polarization optical source device having the same and liquid crystal display device
US7148513B2 (en) * 2001-06-20 2006-12-12 Reveo, Inc Backlight units for liquid crystal displays
US20060154396A1 (en) * 2001-08-15 2006-07-13 Nitto Denko Corporation Polarizing element and optical member and liquid crystal display device
JP3985997B2 (ja) 2001-11-05 2007-10-03 日東電工株式会社 光学素子の製造方法、光学素子、光学フィルム並びにこれらを用いた照明装置及び液晶表示装置
EP1498770A4 (en) * 2002-04-24 2007-08-01 Nitto Denko Corp LIQUID CRYSTAL DISPLAY UNIT WITH EXPANSION OF THE ANGLE OF VIEW
US6879356B2 (en) 2003-01-06 2005-04-12 Industrial Technology Research Institute Optical device having an E-mode polarizer
US7499125B2 (en) * 2004-01-28 2009-03-03 Kent State University Method of fabricating electro-optical devices with polymer-stabilized liquid crystal molecules
CN102122104B (zh) * 2009-12-01 2015-08-26 斯坦雷电气株式会社 光偏转装置
CN107340561B (zh) * 2017-09-04 2020-07-21 深圳Tcl新技术有限公司 偏光板及液晶显示屏

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5418613A (en) * 1990-11-20 1995-05-23 Canon Kabushiki Kaisha Method and apparatus for detecting the position of a substrate having first and second patterns of different sizes
EP0606939B1 (en) * 1993-01-11 1998-05-06 Koninklijke Philips Electronics N.V. Illumination system and display device including such a system
TW289095B (2) * 1993-01-11 1996-10-21
BE1007592A3 (nl) * 1993-10-06 1995-08-16 Philips Electronics Nv Reflecterend beeldprojectiescherm en beeldprojectiesysteem bevattende een dergelijk beeldprojectiescherm.
DE69528981T2 (de) * 1994-07-12 2003-08-28 Koninklijke Philips Electronics N.V., Eindhoven Beleuchtungssystem, linearer polarisator für ein solches beleuchtungssystem und anzeigegerät mit diesem beleuchtungssystem

Also Published As

Publication number Publication date
WO1997019385A1 (en) 1997-05-29
DE69632523T2 (de) 2005-05-25
US5825444A (en) 1998-10-20
EP0804749B1 (en) 2004-05-19
CN1169188A (zh) 1997-12-31
DE69632523D1 (de) 2004-06-24
JP3916667B2 (ja) 2007-05-16
JPH10513578A (ja) 1998-12-22
TW392051B (en) 2000-06-01
EP0804749A1 (en) 1997-11-05
CN1130590C (zh) 2003-12-10

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