KR970002816A - 도광 시이트 및 그 제조 방법 및 상기 도광 시이트를 이용한 백라이트 및 상기 백라이트를 이용한 액정표시장치 - Google Patents
도광 시이트 및 그 제조 방법 및 상기 도광 시이트를 이용한 백라이트 및 상기 백라이트를 이용한 액정표시장치Info
- Publication number
- KR970002816A KR970002816A KR1019960020519A KR19960020519A KR970002816A KR 970002816 A KR970002816 A KR 970002816A KR 1019960020519 A KR1019960020519 A KR 1019960020519A KR 19960020519 A KR19960020519 A KR 19960020519A KR 970002816 A KR970002816 A KR 970002816A
- Authority
- KR
- South Korea
- Prior art keywords
- backlight
- light guide
- guide sheet
- manufacturing
- liquid crystal
- Prior art date
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
- G02B6/0013—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
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/35—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being liquid crystals
-
- 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
- G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
-
- 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
- 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
- G02F1/133528—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
- G02F1/13355—Polarising beam splitters [PBS]
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S385/00—Optical waveguides
- Y10S385/901—Illuminating or display apparatus
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP95-155735 | 1995-06-22 | ||
JP7155735A JPH095739A (ja) | 1995-06-22 | 1995-06-22 | 導光シ−ト及びその製造方法、及び前記導光シ−トを用いたバックライト及び前記バックライトを用いた液晶表示装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR970002816A true KR970002816A (ko) | 1997-01-28 |
KR0184630B1 KR0184630B1 (ko) | 1999-05-01 |
Family
ID=15612310
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019960020519A KR0184630B1 (ko) | 1995-06-22 | 1996-06-10 | 도광 시이트 및 그 제조 방법 및 상기 도광 시이트를 이용한 백라이트 및 상기 백라이트를 이용한 액정표시장치 |
Country Status (7)
Country | Link |
---|---|
US (1) | US5764322A (ko) |
EP (1) | EP0750209B1 (ko) |
JP (1) | JPH095739A (ko) |
KR (1) | KR0184630B1 (ko) |
CA (1) | CA2177919A1 (ko) |
DE (1) | DE69633758T2 (ko) |
TW (1) | TW436657B (ko) |
Families Citing this family (61)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2830972B2 (ja) * | 1995-03-06 | 1998-12-02 | 株式会社日立製作所 | 液晶表示装置 |
WO1997008583A1 (en) * | 1995-08-23 | 1997-03-06 | Philips Electronics N.V. | Illumination system for a flat-panel picture display device |
EP0872758A4 (en) * | 1995-10-12 | 1999-08-04 | Ibm Japan | TRANSPARENT MATERIAL, PLANAR LIGHT SOURCE AND LIQUID CRYSTAL DISPLAY DEVICE |
US6104454A (en) * | 1995-11-22 | 2000-08-15 | Hitachi, Ltd | Liquid crystal display |
JP3402138B2 (ja) * | 1996-09-27 | 2003-04-28 | 株式会社日立製作所 | 液晶表示装置 |
DE69836042T2 (de) * | 1997-03-04 | 2007-02-22 | Matsushita Electric Industrial Co., Ltd., Kadoma | Lineare Beleuchtungsvorrichtung |
KR100229614B1 (ko) * | 1997-04-10 | 1999-11-15 | 구자홍 | 액정표시장치 |
JP4130492B2 (ja) * | 1998-02-09 | 2008-08-06 | 日東電工株式会社 | 異種ポリマー配列板の製造方法 |
GB9803327D0 (en) * | 1998-02-17 | 1998-04-15 | Ici Plc | An edge-lit illumination system |
JPH11352474A (ja) * | 1998-06-08 | 1999-12-24 | Sharp Corp | 液晶表示装置用バックライト及び液晶表示装置 |
US6234639B1 (en) | 1998-06-15 | 2001-05-22 | Asahi Kogaku Kogyo Kabushiki Kaisha | Polarization converter and lighting device for LCD panel |
GB2340280A (en) * | 1998-08-03 | 2000-02-16 | Lite On Electronics Inc | Grating structure for lightguide of a display backlight |
JP3810636B2 (ja) * | 1998-11-27 | 2006-08-16 | シャープ株式会社 | 照明装置、照明素子、フロントライトおよび液晶表示装置 |
JP3906956B2 (ja) * | 1998-12-24 | 2007-04-18 | 株式会社 日立ディスプレイズ | 液晶表示装置 |
JP3574365B2 (ja) * | 1999-05-28 | 2004-10-06 | ユニベルシテ・ド・リエージュ | 照明装置、その用い方及び製造方法 |
US7009666B2 (en) * | 1999-08-23 | 2006-03-07 | Kent Displays Incorporated | Back lit cholesteric liquid crystal display |
US6532052B1 (en) | 1999-08-23 | 2003-03-11 | Kent Displays, Inc. | Brightness enhancement for bistable cholesteric displays |
JP3457591B2 (ja) * | 1999-10-08 | 2003-10-20 | インターナショナル・ビジネス・マシーンズ・コーポレーション | 液晶表示装置 |
WO2001051849A1 (en) * | 2000-01-14 | 2001-07-19 | Koninklijke Philips Electronics N.V. | Display device |
KR20020035556A (ko) * | 2000-05-04 | 2002-05-11 | 요트.게.아. 롤페즈 | 영상 디스플레이 장치 및 이 영상 디스플레이 장치를 위한광 전도체 제조 방법 |
JP2001337320A (ja) * | 2000-05-24 | 2001-12-07 | Toshiba Corp | 半透過型の液晶表示素子 |
US7289083B1 (en) * | 2000-11-30 | 2007-10-30 | Palm, Inc. | Multi-sided display for portable computer |
US7164224B2 (en) | 2000-12-14 | 2007-01-16 | Sharp Kabushiki Kaisha | Backlight having discharge tube, reflector and heat conduction member contacting discharge tube |
US7348964B1 (en) * | 2001-05-22 | 2008-03-25 | Palm, Inc. | Single-piece top surface display layer and integrated front cover for an electronic device |
US8384674B1 (en) | 2001-01-30 | 2013-02-26 | Hewlett-Packard Development Company, L.P. | Integrated enclosure/touch screen assembly |
JP2002268061A (ja) * | 2001-03-09 | 2002-09-18 | Nitto Denko Corp | 反射型液晶表示装置 |
AUPR401101A0 (en) * | 2001-03-27 | 2001-04-26 | Solaglo Pty Ltd | Illuminated background display apparatus |
JP4059692B2 (ja) | 2001-04-24 | 2008-03-12 | シャープ株式会社 | 照明装置およびそれを備える表示装置ならびに導光板 |
US6992659B2 (en) | 2001-05-22 | 2006-01-31 | Palmone, Inc. | High transparency integrated enclosure touch screen assembly for a portable hand held device |
US7142195B2 (en) | 2001-06-04 | 2006-11-28 | Palm, Inc. | Interface for interaction with display visible from both sides |
JP3801032B2 (ja) * | 2001-11-29 | 2006-07-26 | 日本電気株式会社 | 光源とこの光源を用いた液晶表示装置 |
US7852430B1 (en) * | 2001-11-29 | 2010-12-14 | Palm, Inc. | Light guide spacers for backlighting a reflective display |
WO2003069399A1 (fr) * | 2002-02-14 | 2003-08-21 | Sony Corporation | Unite d'affichage a cristaux liquides |
US7425089B2 (en) * | 2002-11-06 | 2008-09-16 | Sharp Kabushiki Kaisha | Lighting device and image display unit and light guide provided with it |
TW556844U (en) * | 2002-12-20 | 2003-10-01 | Hon Hai Prec Ind Co Ltd | Lightguide plate and surface-light source |
US20040202003A1 (en) * | 2003-04-11 | 2004-10-14 | Guide Corporation | Selective output wave-guide |
JP2005038822A (ja) * | 2003-06-26 | 2005-02-10 | Sharp Corp | フラットパネルディスプレイ用照明装置、および、発光ランプ |
KR100677122B1 (ko) * | 2004-06-23 | 2007-02-02 | 삼성전자주식회사 | 백라이트 유닛용 도광판 및 그 제조방법 |
TWI245925B (en) * | 2004-07-21 | 2005-12-21 | Asia Optical Co Inc | Light guiding device with increased efficiency and the uniformity |
US7220046B2 (en) * | 2004-07-29 | 2007-05-22 | Hewlett-Packard Development Company, L.P. | Replaceable lamp header |
US7542117B2 (en) * | 2004-09-16 | 2009-06-02 | Sharp Kabushiki Kaisha | Liquid crystal display device having a selective reflection layer, mobile electronic device incorporating the same, and substrate for liquid crystal display device having a selective reflection layer |
US7280275B2 (en) * | 2005-08-01 | 2007-10-09 | Agilent Technologies, Inc. | High efficiency beam distribution with independent wavefront correction |
US7903200B2 (en) * | 2005-08-05 | 2011-03-08 | Sharp Kabushiki Kaisha | Liquid crystal display device and mobile electronic device using the same |
JP2007047409A (ja) * | 2005-08-09 | 2007-02-22 | Sharp Corp | 液晶表示装置およびそれを備えた携帯型電子機器 |
CN100585270C (zh) * | 2005-08-12 | 2010-01-27 | 夏普株式会社 | 背光单元和液晶显示装置 |
US7973880B2 (en) | 2005-09-02 | 2011-07-05 | Sharp Kabushiki Kaisha | Illumination device and liquid crystal display device |
JP4579146B2 (ja) * | 2005-12-06 | 2010-11-10 | 株式会社 日立ディスプレイズ | 表示装置および面状光源装置 |
US7515143B2 (en) * | 2006-02-28 | 2009-04-07 | Microsoft Corporation | Uniform illumination of interactive display panel |
US20100091293A1 (en) * | 2006-10-17 | 2010-04-15 | Oms Displays Ltd. | Semitransparent integrated optic mirror |
WO2009116012A2 (en) * | 2008-03-19 | 2009-09-24 | I2Ic Corporation | A directional linear light source |
TW200946827A (en) * | 2008-05-12 | 2009-11-16 | Radiant Opto Electronics Corp | Lighting apparatus |
JP2009288372A (ja) * | 2008-05-28 | 2009-12-10 | Seiko Epson Corp | 液晶装置、および電子機器 |
JP2009288373A (ja) * | 2008-05-28 | 2009-12-10 | Seiko Epson Corp | 液晶装置、および電子機器 |
US10061158B2 (en) * | 2012-10-31 | 2018-08-28 | Apple Inc. | Light guide plate with integrated reflector for display backlight |
CN103968306A (zh) * | 2014-05-27 | 2014-08-06 | 深圳市华星光电技术有限公司 | 背光模组以及液晶显示器 |
KR102297895B1 (ko) * | 2015-01-22 | 2021-09-02 | 엘지디스플레이 주식회사 | 도광판 및 이를 포함하는 액정표시장치 |
US10007046B2 (en) * | 2015-08-14 | 2018-06-26 | Radiant Opto-Electronics (Suzhou) Co., Ltd. | Light guide film, backlight module and display device having the same |
KR102360611B1 (ko) * | 2017-07-13 | 2022-02-09 | 엘지전자 주식회사 | 디스플레이 디바이스 |
US11899235B2 (en) * | 2018-12-05 | 2024-02-13 | Elbit Systems Ltd. | Display illumination optics |
CN113671619B (zh) * | 2020-05-14 | 2023-08-25 | 四川龙华光电薄膜股份有限公司 | 反射式显示装置及其前置光源模块 |
CN114446200A (zh) * | 2022-01-30 | 2022-05-06 | 重庆长安新能源汽车科技有限公司 | 一种能够发光的汽车徽标 |
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DE2937054A1 (de) * | 1979-09-13 | 1981-03-19 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | Anzeigeanordnung mit einer fluessigkeitszelle |
US4798448A (en) * | 1988-02-16 | 1989-01-17 | General Electric Company | High efficiency illumination system for display devices |
US5157526A (en) * | 1990-07-06 | 1992-10-20 | Hitachi, Ltd. | Unabsorbing type polarizer, method for manufacturing the same, polarized light source using the same, and apparatus for liquid crystal display using the same |
JP2640578B2 (ja) * | 1991-02-27 | 1997-08-13 | シャープ株式会社 | 液晶用照明装置 |
EP0525755A1 (en) * | 1991-07-30 | 1993-02-03 | Nitto Denko Corporation | Liquid crystal display |
US5528720A (en) * | 1992-03-23 | 1996-06-18 | Minnesota Mining And Manufacturing Co. | Tapered multilayer luminaire devices |
US5390276A (en) * | 1992-10-08 | 1995-02-14 | Briteview Technologies | Backlighting assembly utilizing microprisms and especially suitable for use with a liquid crystal display |
TW594115B (en) * | 1992-10-09 | 2004-06-21 | Asahi Glass Co Ltd | A liquid crystal display device and an illumination device for a direct viewing type display element |
JP2809089B2 (ja) * | 1994-02-28 | 1998-10-08 | 日本電気株式会社 | 透過型液晶表示装置 |
US5546481A (en) * | 1995-03-02 | 1996-08-13 | United Technologies Corporation | Single polarization fiber and amplifier |
-
1995
- 1995-06-22 JP JP7155735A patent/JPH095739A/ja active Pending
- 1995-09-21 TW TW084109922A patent/TW436657B/zh not_active IP Right Cessation
-
1996
- 1996-05-31 CA CA002177919A patent/CA2177919A1/en not_active Abandoned
- 1996-06-10 KR KR1019960020519A patent/KR0184630B1/ko not_active IP Right Cessation
- 1996-06-13 DE DE69633758T patent/DE69633758T2/de not_active Expired - Fee Related
- 1996-06-13 EP EP96304418A patent/EP0750209B1/en not_active Expired - Lifetime
- 1996-06-24 US US08/668,948 patent/US5764322A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0750209B1 (en) | 2004-11-03 |
JPH095739A (ja) | 1997-01-10 |
EP0750209A1 (en) | 1996-12-27 |
CA2177919A1 (en) | 1996-12-23 |
TW436657B (en) | 2001-05-28 |
DE69633758D1 (de) | 2004-12-09 |
US5764322A (en) | 1998-06-09 |
KR0184630B1 (ko) | 1999-05-01 |
DE69633758T2 (de) | 2005-11-10 |
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