KR20070052864A - 액정표시장치 및 이의 구동방법 - Google Patents
액정표시장치 및 이의 구동방법 Download PDFInfo
- Publication number
- KR20070052864A KR20070052864A KR1020050110623A KR20050110623A KR20070052864A KR 20070052864 A KR20070052864 A KR 20070052864A KR 1020050110623 A KR1020050110623 A KR 1020050110623A KR 20050110623 A KR20050110623 A KR 20050110623A KR 20070052864 A KR20070052864 A KR 20070052864A
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- KR
- South Korea
- Prior art keywords
- liquid crystal
- light
- crystal panel
- red
- backlight
- Prior art date
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/3406—Control of illumination source
- G09G3/3413—Details of control of colour illumination sources
-
- 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
-
- 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
- G02F1/133621—Illuminating devices providing coloured light
-
- 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
- G02F1/133621—Illuminating devices providing coloured light
- G02F1/133622—Colour sequential illumination
-
- 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
- G02F2203/00—Function characteristic
- G02F2203/34—Colour display without the use of colour mosaic filters
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/04—Structural and physical details of display devices
- G09G2300/0439—Pixel structures
- G09G2300/0465—Improved aperture ratio, e.g. by size reduction of the pixel circuit, e.g. for improving the pixel density or the maximum displayable luminance or brightness
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2310/00—Command of the display device
- G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
- G09G2310/0235—Field-sequential colour display
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/02—Improving the quality of display appearance
- G09G2320/0233—Improving the luminance or brightness uniformity across the screen
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/02—Improving the quality of display appearance
- G09G2320/0257—Reduction of after-image effects
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Mathematical Physics (AREA)
- Computer Hardware Design (AREA)
- Theoretical Computer Science (AREA)
- Liquid Crystal (AREA)
- Liquid Crystal Display Device Control (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
Description
Claims (11)
- 칼라필터가 형성되지 않은 투과형 액정패널;상기 투과형 액정패널의 일측에 배치되며 적색광, 녹색광, 청색광, 적색광, 녹색광 순으로 반복 발광시키는 백라이트;를 포함하는 것을 특징으로 하는 액정표시장치.
- 제 1 항에 있어서,상기 액정패널과 상기 백라이트는 두 개의 프레임을 다섯 개의 서브 프레임으로 나뉜 표시 시간에 따라 유기적으로 구동되는 것을 특징으로 하는 액정표시장치.
- 제 1 항에 있어서,상기 백라이트는 적색 LED, 녹색 LED, 청색 LED를 구비하는 것을 특징으로 하는 액정표시장치.
- 제 1항에 있어서,상기 투과형 액정패널은,박막 트랜지스터를 갖는 어레이 소자와, 상기 어레이 소자 위에 형성되며 입사된 빛을 투과시켜 영상을 표시하는 화소전극을 구비하는 제 1 기판;상기 제 1 기판의 대향되는 위치에 마련되며, 상기 제 1 기판의 화소전극 사이에 형성된 블랙 매트릭스를 구비하는 제 2 기판;상기 제 1 기판 및 제 2 기판 사이에 충진된 액정층; 을 구비하는 것을 특징으로 하는 액정표시장치.
- 제 4 항에 있어서,상기 어레이 소자는,제 1 방향으로 형성된 복수의 게이트 라인;상기 게이트 라인과 수직 방향으로 형성된 복수의 데이터 라인;상기 게이트 라인 및 데이터 라인에 의하여 구분되어지는 화소 영역;상기 게이트 라인과 데이터 라인의 교차 영역에 형성된 박막 트랜지스터;를 구비하는 것을 특징으로 하는 액정표시장치.
- 제 1 항에 있어서,상기 투과형 액정패널의 상부 또는 하부에 도광판이 더 형성되는 것을 특징으로 하는 액정표시장치.
- 칼라필터가 형성되지 않은 투과형 액정패널;상기 투과형 액정패널의 일측에 배치되며 적색광, 녹색광, 청색광, 적색광, 녹색광 순으로 광을 반복 발광시키는 백라이트;를 포함하여 구성된 액정표시장치에 있어서,상기 액정패널과 상기 백라이트는 두 개의 프레임을 다섯 개의 서브 프레임으로 나뉜 표시 시간에 따라 유기적으로 구동되며,각 서브 프레임마다 상기 백라이트으로부터 순차적으로 입사되는 적색광, 녹색광, 청색광, 적색광, 녹색광의 반복광에 의하여 상기 투과형 액정패널의 전면부에 영상을 표시하는 것을 특징으로 하는 액정표시장치 구동방법.
- 제 7 항에 있어서,상기 투과형 액정패널은 5.55ms 보다 더 느린 응답속도 특성을 갖는 것을 특징으로 하는 액정표시장치 구동방법.
- 제 7 항에 있어서,상기 백라이트는 적색 LED, 녹색 LED, 청색 LED를 구비하는 것을 특징으로 하는 액정표시장치 구동방법.
- 칼라필터가 형성되지 않은 투과형 액정패널;상기 투과형 액정패널의 일측에 배치되며 두 번의 적색광 및 녹색광의 순차적인 반복 발광 배열 사이에 한 번의 청색발광이 이루어지도록 구동되는 백라이트;를 포함하는 것을 특징으로 하는 액정표시장치.
- 제 10 항에 있어서,상기 액정패널과 상기 백라이트는 두 개의 프레임을 다섯 개의 서브 프레임으로 나뉜 표시 시간에 따라 구동되는 것을 특징으로 하는 액정표시장치.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050110623A KR100765002B1 (ko) | 2005-11-18 | 2005-11-18 | 액정표시장치 및 이의 구동방법 |
CN2006800429896A CN101310211B (zh) | 2005-11-18 | 2006-11-13 | 液晶显示设备及其驱动方法 |
US12/094,151 US8373642B2 (en) | 2005-11-18 | 2006-11-13 | Liquid crystal display device and driving method thereof |
PCT/KR2006/004736 WO2007058448A1 (en) | 2005-11-18 | 2006-11-13 | Liquid crystal display device and driving method thereof |
EP06812569A EP1949177B1 (en) | 2005-11-18 | 2006-11-13 | Liquid crystal display device and driving method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050110623A KR100765002B1 (ko) | 2005-11-18 | 2005-11-18 | 액정표시장치 및 이의 구동방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20070052864A true KR20070052864A (ko) | 2007-05-23 |
KR100765002B1 KR100765002B1 (ko) | 2007-10-09 |
Family
ID=38048806
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020050110623A KR100765002B1 (ko) | 2005-11-18 | 2005-11-18 | 액정표시장치 및 이의 구동방법 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8373642B2 (ko) |
EP (1) | EP1949177B1 (ko) |
KR (1) | KR100765002B1 (ko) |
CN (1) | CN101310211B (ko) |
WO (1) | WO2007058448A1 (ko) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1361558A1 (en) * | 2002-05-07 | 2003-11-12 | Deutsche Thomson Brandt | Reducing image artifacts on a display caused by phosphor time response |
FR2894370B1 (fr) | 2005-12-07 | 2008-06-06 | Thales Sa | Afficheur matriciel sequentiel couleur a cristaux liquides |
TWI348149B (en) | 2007-11-12 | 2011-09-01 | Au Optronics Corp | Method for driving field sequential lcd backlight |
CN105353551A (zh) | 2009-12-28 | 2016-02-24 | 株式会社半导体能源研究所 | 液晶显示装置及电子设备 |
US11711958B2 (en) * | 2014-09-11 | 2023-07-25 | Boe Technology Group Co., Ltd. | Display panel and display device |
WO2016104340A1 (ja) * | 2014-12-26 | 2016-06-30 | シャープ株式会社 | 表示装置及びその駆動方法 |
CN105158967A (zh) * | 2015-10-23 | 2015-12-16 | 京东方科技集团股份有限公司 | 车载液晶显示装置和制造方法以及车辆 |
CN111402780B (zh) * | 2020-06-05 | 2020-09-08 | 南京芯视元电子有限公司 | 一种时分显示提高微显示器内部dac精度的显示系统 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100712471B1 (ko) * | 2000-11-09 | 2007-04-27 | 엘지.필립스 엘시디 주식회사 | 시분할 방식 액정표시장치 및 그의 컬러영상표시방법 |
US6888529B2 (en) | 2000-12-12 | 2005-05-03 | Koninklijke Philips Electronics N.V. | Control and drive circuit arrangement for illumination performance enhancement with LED light sources |
JP3938304B2 (ja) * | 2001-12-07 | 2007-06-27 | 富士通株式会社 | 表示装置 |
KR100463868B1 (ko) * | 2001-12-24 | 2004-12-30 | 엘지.필립스 엘시디 주식회사 | 필드 시퀀셜 액정 표시 장치의 구동방법 |
JP4113042B2 (ja) * | 2002-05-24 | 2008-07-02 | シチズンホールディングス株式会社 | 表示装置およびカラー表示方法 |
KR20040042402A (ko) * | 2002-11-14 | 2004-05-20 | 엘지.필립스 엘시디 주식회사 | 액정표시장치 및 그 구동방법 |
KR100701664B1 (ko) * | 2003-12-29 | 2007-03-30 | 비오이 하이디스 테크놀로지 주식회사 | 필드 시퀀셜 액정 표시 장치의 구동 방법 |
-
2005
- 2005-11-18 KR KR1020050110623A patent/KR100765002B1/ko active IP Right Grant
-
2006
- 2006-11-13 WO PCT/KR2006/004736 patent/WO2007058448A1/en active Application Filing
- 2006-11-13 EP EP06812569A patent/EP1949177B1/en not_active Expired - Fee Related
- 2006-11-13 US US12/094,151 patent/US8373642B2/en active Active
- 2006-11-13 CN CN2006800429896A patent/CN101310211B/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP1949177A4 (en) | 2009-04-29 |
CN101310211A (zh) | 2008-11-19 |
EP1949177B1 (en) | 2012-02-22 |
WO2007058448A1 (en) | 2007-05-24 |
EP1949177A1 (en) | 2008-07-30 |
US8373642B2 (en) | 2013-02-12 |
CN101310211B (zh) | 2010-11-17 |
KR100765002B1 (ko) | 2007-10-09 |
US20080297465A1 (en) | 2008-12-04 |
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