KR100843477B1 - 듀얼 프론트 라이트를 이용한 듀얼 액정표시장치 - Google Patents
듀얼 프론트 라이트를 이용한 듀얼 액정표시장치 Download PDFInfo
- Publication number
- KR100843477B1 KR100843477B1 KR1020030017653A KR20030017653A KR100843477B1 KR 100843477 B1 KR100843477 B1 KR 100843477B1 KR 1020030017653 A KR1020030017653 A KR 1020030017653A KR 20030017653 A KR20030017653 A KR 20030017653A KR 100843477 B1 KR100843477 B1 KR 100843477B1
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- South Korea
- Prior art keywords
- liquid crystal
- dual
- crystal panel
- light
- front light
- Prior art date
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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
- G02F1/133528—Polarisers
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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
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
-
- 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
- G02F2413/00—Indexing scheme related to G02F1/13363, i.e. to birefringent elements, e.g. for optical compensation, characterised by the number, position, orientation or value of the compensation plates
- G02F2413/15—Indexing scheme related to G02F1/13363, i.e. to birefringent elements, e.g. for optical compensation, characterised by the number, position, orientation or value of the compensation plates with twisted orientation, e.g. comprising helically oriented LC-molecules or a plurality of twisted birefringent sublayers
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
Abstract
Description
Claims (8)
- 상판과 하판사이에 액정이 주입되어 형성된 액정패널과;상기 액정패널의 양면에 부착된 각각 제 1, 제 2 편광판과;상기 액정패널의 전면부 전체에 부착된 제 1 프론트 라이트와;상기 액정패널의 후면부 전체에 부착된 제 2 프론트 라이트를 포함하는 것을 특징으로 하는 듀얼 프론트 라이트를 이용한 듀얼 액정표시장치.
- 제 1항에 있어서,상기 액정패널의 액정은 TN 모드인 것을 특징으로 하는 듀얼 프론트 라이트를 이용한 듀얼 액정표시장치.
- 제 1항에 있어서,상기 제 1, 제 2 편광판의 편광축은 상기 액정패널의 양면에 서로 90°를 이루어 부착되는 것을 특징으로 하는 듀얼 프론트 라이트를 이용한 듀얼 액정표시장치.
- 제 1항에 있어서,상기 액정패널의 하판에는 게이트버스선과 데이타버스선의 교차점에 스위칭 소자로 기능하는 박막 트랜지스터(Thin Film Transistor:TFT)가 각각 형성되고, 상판에는 블랙 매트릭스(Black Matrix: BM), 칼라필터층과 공통전극이 형성되는 것을 특징으로 하는 듀얼 프론트 라이트를 이용한 듀얼 액정표시장치.
- 제 1항에 있어서,상기 제 1 프론트 라이트가 온(ON) 상태에서 상기 액정패널의 상기 액정에 전압이 인가되지 않을 경우 상기 후면부에 영상이 디스플레이되는 것을 특징으로 하는 듀얼 프론트 라이트를 이용한 듀얼 액정표시장치.
- 제 1항에 있어서,상기 제 1 프론트 라이트가 온(ON) 상태에서 상기 액정패널의 상기 액정에 전압이 인가될 경우 상기 후면부에 영상이 디스플레이되는 것을 특징으로 하는 듀얼 프론트 라이트를 이용한 듀얼 액정표시장치.
- 제 1항에 있어서,상기 제 2 프론트 라이트가 온(ON) 상태에서 상기 액정패널의 상기 액정에 전압이 인가되지 않을 경우 상기 전면부에 영상이 디스플레이되는 것을 특징으로 하는 듀얼 프론트 라이트를 이용한 듀얼 액정표시장치.
- 제 1항에 있어서,상기 제 2 프론트 라이트가 온(ON) 상태에서 상기 액정패널의 상기 액정에 전압이 인가될 경우 상기 전면부에 영상이 표시되는 것을 특징으로 하는 듀얼 프론트 라이트를 이용한 듀얼 액정표시장치.
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020030017653A KR100843477B1 (ko) | 2003-03-21 | 2003-03-21 | 듀얼 프론트 라이트를 이용한 듀얼 액정표시장치 |
CNB2004100084056A CN1314999C (zh) | 2003-03-21 | 2004-03-10 | 采用双背光单元的双液晶显示装置 |
TW093106974A TWI269099B (en) | 2003-03-21 | 2004-03-16 | Liquid crystal display device using dual light unit and method of fabricating the same |
US10/802,772 US7391485B2 (en) | 2003-03-21 | 2004-03-18 | Liquid crystal display device using dual light unit and method of fabricating the same |
JP2004079388A JP4152912B2 (ja) | 2003-03-21 | 2004-03-19 | デュアルフロントライトユニットを利用したデュアル液晶表示装置 |
JP2006321095A JP2007065695A (ja) | 2003-03-21 | 2006-11-29 | デュアルフロントライトユニットを利用したデュアル液晶表示装置 |
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KR1020030017653A KR100843477B1 (ko) | 2003-03-21 | 2003-03-21 | 듀얼 프론트 라이트를 이용한 듀얼 액정표시장치 |
Publications (2)
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KR20040083121A KR20040083121A (ko) | 2004-10-01 |
KR100843477B1 true KR100843477B1 (ko) | 2008-07-03 |
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KR1020030017653A KR100843477B1 (ko) | 2003-03-21 | 2003-03-21 | 듀얼 프론트 라이트를 이용한 듀얼 액정표시장치 |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW200600916A (en) * | 2004-05-27 | 2006-01-01 | Alps Electric Co Ltd | Color liquid crystal display device |
JP4564830B2 (ja) | 2004-11-25 | 2010-10-20 | Nec液晶テクノロジー株式会社 | 液晶表示装置及びその駆動方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000193956A (ja) * | 1998-12-25 | 2000-07-14 | Seiko Epson Corp | 液晶表示装置およびそれを用いた電子機器 |
JP2002357825A (ja) * | 2001-06-01 | 2002-12-13 | Sharp Corp | 液晶表示装置及びこの液晶表示装置を備えた電子機器 |
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- 2003-03-21 KR KR1020030017653A patent/KR100843477B1/ko active IP Right Grant
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000193956A (ja) * | 1998-12-25 | 2000-07-14 | Seiko Epson Corp | 液晶表示装置およびそれを用いた電子機器 |
JP2002357825A (ja) * | 2001-06-01 | 2002-12-13 | Sharp Corp | 液晶表示装置及びこの液晶表示装置を備えた電子機器 |
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