KR20030045888A - 양방향 디스플레이형 액정표시장치 - Google Patents
양방향 디스플레이형 액정표시장치 Download PDFInfo
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- KR20030045888A KR20030045888A KR1020010075793A KR20010075793A KR20030045888A KR 20030045888 A KR20030045888 A KR 20030045888A KR 1020010075793 A KR1020010075793 A KR 1020010075793A KR 20010075793 A KR20010075793 A KR 20010075793A KR 20030045888 A KR20030045888 A KR 20030045888A
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- light
- display module
- bidirectional
- liquid crystal
- light sources
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- 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
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- 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
-
- 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
- G02B6/0055—Reflecting element, sheet or layer
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- 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
- G02B6/0063—Means for improving the coupling-out of light from the light guide for extracting light out both the major surfaces of the light guide
-
- 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
- G02B6/0038—Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width of the light guide
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- 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
- G02B6/0051—Diffusing sheet or layer
-
- 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
- G02F1/133342—Constructional arrangements; Manufacturing methods for double-sided displays
-
- 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
- G02F1/133553—Reflecting elements
- G02F1/133555—Transflectors
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Liquid Crystal (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Optical Elements Other Than Lenses (AREA)
- Planar Illumination Modules (AREA)
Abstract
Description
Claims (8)
- 일련의 서로 다른 정보를 표시하기 위해 쌍으로 배치된 상·하측 표시모듈과;상기 상·하측 표시모듈의 각각에 일정 크기의 광선을 일괄·공급하는 다수의 양방향 겸용 광원들과;상·하부 각면에 상기 상·하측 표시모듈을 안착시킨 상태에서, 상기 양방향 겸용 광원들의 측부에 이격 배치되며, 상기 양방향 겸용 광원들로부터 조사된 광선을 상기 상·하측 표시모듈 쪽으로 양방향 가이드 하는 도광판과;상기 도광판 및 하측 표시모듈 사이에 개재되며, 상기 양방향 겸용 광원들로부터 조사된 광선을 산포시켜, 상기 상측 표시모듈 쪽으로 반사시키는 산포필름과;상기 도광판 및 하측 표시모듈 사이에 개재되며, 상기 양방향 겸용 광원들로부터 조사된 광선의 일부를 상기 상측 표시모듈 쪽으로 반사시킴과 아울러, 상기 광선의 나머지 일부를 상기 하측 표시모듈 쪽으로 투과시키는 반사/투과 겸용시트를 포함하는 것을 특징으로 하는 양방향 디스플레이형 액정표시장치.
- 제 1 항에 있어서, 상기 도광판의 상측 표시모듈쪽 일면에는 일정 방향의 결(Grain)을 갖춘 상태에서, 상기 양방향 겸용 광원들로부터 조사된 광선을 상기 상측 표시모듈쪽으로 확산시키는 여러 겹의 투명 확산 시트들이 더 배치되는 것을 특징으로 하는 양방향 디스플레이형 액정표시장치.
- 제 1 항에 있어서, 상기 도광판의 하측 표시모듈쪽 일면에는 상기 양방향 겸용 광원들로부터 조사된 광선을 컬러화하기 위한 투명 컬러유도필름이 더 배치되는 것을 특징으로 하는 양방향 디스플레이형 액정표시장치.
- 제 1 항에 있어서, 상기 도광판의 일면에는 상기 산포필름 및 반사/투과 겸용시크를 안착시키기 위한 안착홈이 더 배치되는 것을 특징으로 하는 양방향 디스플레이형 액정표시장치.
- 제 1 항에 있어서, 상기 산포필름은 상기 도광판의 일면에 일체로 부착 처리되는 것을 특징으로 하는 양방향 디스플레이형 액정표시장치
- 제 1 항에 있어서, 상기 산포필름의 일면에는 상기 양방향 겸용 광원들로부터 조사된 광선을 선형으로 산포시키기 위한 다수의 산포라인들이 배치되는 것을 특징으로 하는 양방향 디스플레이형 액정표시장치.
- 제 6 항에 있어서, 상기 산포라인들은 0.5㎛~5.5㎛의 선폭을 유지하는 것을 특징으로 하는 양방향 디스플레이형 액정표시장치.
- 일련의 서로 다른 정보를 표시하기 위해 쌍으로 배치된 상·하측 표시모듈과;상기 상·하측 표시모듈의 각각에 일정 크기의 광선을 일괄·공급하는 다수의 양방향 겸용 광원들과;상·하부 각면에 상기 상·하측 표시모듈을 안착시킨 상태에서, 상기 양방향 겸용 광원들의 측부에 이격 배치되며, 상기 양방향 겸용 광원들로부터 조사된 광선을 상기 상·하측 표시모듈 쪽으로 양방향 가이드 하는 도광판과;상기 도광판 및 하측 표시모듈 사이에 개재되며, 상기 양방향 겸용 광원들로부터 조사된 광선의 일부를 상기 상측 표시모듈 쪽으로 반사시킴과 아울러, 상기 광선의 나머지 일부를 상기 하측 표시모듈 쪽으로 투과시키는 반사/투과 겸용시트를 포함하고,상기 도광판의 일면에는 상기 양방향 겸용 광원들로부터 조사된 광선을 선형으로 산포시켜, 상기 상측 표시모듈 쪽으로 반사시키기 위한 다수의 산포라인들이 직접 성형되는 것을 특징으로 하는 양방향 디스플레이형 액정표시장치.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2001-0075793A KR100432009B1 (ko) | 2001-12-03 | 2001-12-03 | 이동형 정보통신 기기용 양방향 디스플레이형 액정표시장치 |
EP02014550.4A EP1316841B1 (en) | 2001-12-03 | 2002-07-01 | Two-way display-type liquid crystal display device |
CNB021402957A CN1187640C (zh) | 2001-12-03 | 2002-07-04 | 双向显示类型的液晶显示设备 |
JP2002214711A JP3773472B2 (ja) | 2001-12-03 | 2002-07-24 | 両面ディスプレイ型液晶表示装置 |
US10/214,430 US6801271B2 (en) | 2001-12-03 | 2002-08-08 | Two-way display-type liquid crystal display device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2001-0075793A KR100432009B1 (ko) | 2001-12-03 | 2001-12-03 | 이동형 정보통신 기기용 양방향 디스플레이형 액정표시장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20030045888A true KR20030045888A (ko) | 2003-06-12 |
KR100432009B1 KR100432009B1 (ko) | 2004-05-22 |
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ID=19716558
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR10-2001-0075793A KR100432009B1 (ko) | 2001-12-03 | 2001-12-03 | 이동형 정보통신 기기용 양방향 디스플레이형 액정표시장치 |
Country Status (5)
Country | Link |
---|---|
US (1) | US6801271B2 (ko) |
EP (1) | EP1316841B1 (ko) |
JP (1) | JP3773472B2 (ko) |
KR (1) | KR100432009B1 (ko) |
CN (1) | CN1187640C (ko) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
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KR100723111B1 (ko) * | 2002-10-24 | 2007-05-30 | 세이코 엡슨 가부시키가이샤 | 표시 장치 |
KR100760438B1 (ko) * | 2003-10-17 | 2007-09-20 | 세이코 인스트루 가부시키가이샤 | 액정 표시 장치 |
KR100828531B1 (ko) * | 2002-07-26 | 2008-05-13 | 삼성전자주식회사 | 액정 표시 장치 |
KR100948620B1 (ko) * | 2003-07-03 | 2010-03-24 | 삼성전자주식회사 | 양방향 액정표시장치 |
KR100953424B1 (ko) * | 2003-06-26 | 2010-04-19 | 삼성전자주식회사 | 양방향 백라이트 어셈블리 및 이를 이용한 양방향액정표시장치 |
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US7034799B2 (en) * | 2001-12-14 | 2006-04-25 | Samsung Electronics Co., Ltd. | Backlighting device for dual liquid crystal display and folder-type mobile phone therewith |
JP3599022B2 (ja) * | 2002-01-10 | 2004-12-08 | カシオ計算機株式会社 | 液晶表示装置 |
JP3719433B2 (ja) * | 2002-10-30 | 2005-11-24 | セイコーエプソン株式会社 | 表示装置及び電子機器 |
JP4079143B2 (ja) * | 2003-12-22 | 2008-04-23 | セイコーエプソン株式会社 | 照明装置、電気光学装置及び電子機器 |
JP2005243346A (ja) * | 2004-02-25 | 2005-09-08 | Citizen Electronics Co Ltd | 両面発光照明装置 |
CN100376965C (zh) * | 2004-12-24 | 2008-03-26 | 群康科技(深圳)有限公司 | 液晶显示装置 |
KR20060086174A (ko) | 2005-01-26 | 2006-07-31 | 삼성전자주식회사 | 일체형 액정 표시 장치 |
JP2007027099A (ja) | 2005-07-13 | 2007-02-01 | Samsung Electronics Co Ltd | バックライトアセンブリ及び表示基板とこれらを有する表示装置、並びに表示基板及びその製造方法 |
TWI308244B (en) * | 2006-04-07 | 2009-04-01 | Innolux Display Corp | Double-sided liquid crystal display device |
JP5340105B2 (ja) * | 2009-10-05 | 2013-11-13 | キヤノン株式会社 | 撮像装置 |
KR101833969B1 (ko) | 2011-01-03 | 2018-04-16 | 엘지디스플레이 주식회사 | 양방향 액정표시장치 |
KR20140002191A (ko) * | 2012-06-28 | 2014-01-08 | 삼성전자주식회사 | 강도 보강 듀얼 표시장치 모듈 |
CN105116484A (zh) | 2015-09-15 | 2015-12-02 | 北京京东方茶谷电子有限公司 | 一种导光板、背光模组及显示装置 |
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JPH01200232A (ja) * | 1988-02-04 | 1989-08-11 | Sharp Corp | 強誘電性液晶表示装置 |
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JPH08304759A (ja) * | 1995-05-11 | 1996-11-22 | Rohm Co Ltd | 液晶表示装置 |
JPH0990325A (ja) * | 1995-09-26 | 1997-04-04 | Toshiba Corp | 液晶表示装置 |
JP3516370B2 (ja) * | 1996-03-14 | 2004-04-05 | 株式会社日立製作所 | ディスプレイ装置、ビデオゲーム装置、モニタ装置および情報処理装置 |
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JP3986225B2 (ja) * | 1999-11-26 | 2007-10-03 | カシオ計算機株式会社 | 積層型表示装置 |
KR20020040989A (ko) * | 2000-11-25 | 2002-05-31 | 주식회사 현대 디스플레이 테크놀로지 | 양면광 출력형 백라이트 유닛 |
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-
2001
- 2001-12-03 KR KR10-2001-0075793A patent/KR100432009B1/ko active IP Right Grant
-
2002
- 2002-07-01 EP EP02014550.4A patent/EP1316841B1/en not_active Expired - Lifetime
- 2002-07-04 CN CNB021402957A patent/CN1187640C/zh not_active Expired - Lifetime
- 2002-07-24 JP JP2002214711A patent/JP3773472B2/ja not_active Expired - Lifetime
- 2002-08-08 US US10/214,430 patent/US6801271B2/en not_active Expired - Lifetime
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100828531B1 (ko) * | 2002-07-26 | 2008-05-13 | 삼성전자주식회사 | 액정 표시 장치 |
KR100723111B1 (ko) * | 2002-10-24 | 2007-05-30 | 세이코 엡슨 가부시키가이샤 | 표시 장치 |
KR100953424B1 (ko) * | 2003-06-26 | 2010-04-19 | 삼성전자주식회사 | 양방향 백라이트 어셈블리 및 이를 이용한 양방향액정표시장치 |
US7922381B2 (en) | 2003-06-26 | 2011-04-12 | Samsung Electronics Co., Ltd. | Two-way backlight assembly and two-way liquid crystal display apparatus having the same |
KR100948620B1 (ko) * | 2003-07-03 | 2010-03-24 | 삼성전자주식회사 | 양방향 액정표시장치 |
KR100760438B1 (ko) * | 2003-10-17 | 2007-09-20 | 세이코 인스트루 가부시키가이샤 | 액정 표시 장치 |
Also Published As
Publication number | Publication date |
---|---|
EP1316841A3 (en) | 2003-10-22 |
KR100432009B1 (ko) | 2004-05-22 |
CN1423157A (zh) | 2003-06-11 |
US6801271B2 (en) | 2004-10-05 |
EP1316841B1 (en) | 2014-01-01 |
JP2003172933A (ja) | 2003-06-20 |
CN1187640C (zh) | 2005-02-02 |
JP3773472B2 (ja) | 2006-05-10 |
US20030103174A1 (en) | 2003-06-05 |
EP1316841A2 (en) | 2003-06-04 |
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