JP5069946B2 - 液晶表示装置 - Google Patents
液晶表示装置 Download PDFInfo
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- JP5069946B2 JP5069946B2 JP2007130624A JP2007130624A JP5069946B2 JP 5069946 B2 JP5069946 B2 JP 5069946B2 JP 2007130624 A JP2007130624 A JP 2007130624A JP 2007130624 A JP2007130624 A JP 2007130624A JP 5069946 B2 JP5069946 B2 JP 5069946B2
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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
- G09G3/36—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 using liquid crystals
- G09G3/3611—Control of matrices with row and column drivers
- G09G3/3648—Control of matrices with row and column drivers using an active matrix
-
- 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
- G02F1/136—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
- 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
- G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
- G02F1/133707—Structures for producing distorted electric fields, e.g. bumps, protrusions, recesses, slits in pixel electrodes
-
- 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
- G02F1/1343—Electrodes
- G02F1/134309—Electrodes characterised by their geometrical arrangement
- G02F1/134345—Subdivided pixels, e.g. for grey scale or redundancy
-
- 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
- G09G2300/0443—Pixel structures with several sub-pixels for the same colour in a pixel, not specifically used to display gradations
-
- 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
- G09G2300/0443—Pixel structures with several sub-pixels for the same colour in a pixel, not specifically used to display gradations
- G09G2300/0447—Pixel structures with several sub-pixels for the same colour in a pixel, not specifically used to display gradations for multi-domain technique to improve the viewing angle in a liquid crystal display, such as multi-vertical alignment [MVA]
-
- 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
- G09G2320/0247—Flicker reduction other than flicker reduction circuits used for single beam cathode-ray tubes
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
- G09G2330/02—Details of power systems and of start or stop of display operation
- G09G2330/021—Power management, e.g. power saving
-
- 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
- G09G3/36—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 using liquid crystals
- G09G3/3611—Control of matrices with row and column drivers
- G09G3/3614—Control of polarity reversal in general
Description
なお、実施例を説明するための全図において、同一機能を有するものは、同一符号を付け、その繰り返しの説明は省略する。
図1(a)は、液晶表示パネルの概略構成を示す模式平面図である。図1(b)は、図1(a)のA−A’線断面図である。
図2は、本発明に関わる液晶表示パネルのTFT基板における1つの画素の一構成例を示す模式回路図である。
図3(a)は、本発明に関わる液晶表示パネルのTFT基板における1つの画素の一具体例を示す模式平面図である。図3(b)は、図3(a)のB−B’線断面図である。図3(c)は、図3(a)のC−C’線断面図である。
なお、図4(a)および図4(b)では、TFT素子(スイッチング素子)を省略している。また、図4(a)および図4(b)において、各画素電極PX1,PX2に記した+の記号は、当該画素電極に加えられた信号の電位が対向電極に加えられた信号の電位よりも高い(正極性である)ことを意味し、各画素電極PX1,PX2に記した−の記号は、当該画素電極に加えられた信号の電位が対向電極に加えられた信号の電位よりも低い(負極性である)ことを意味する。
なお、図5では、TFT素子(スイッチング素子)を省略している。また、図5において、各画素電極PX1,PX2に記した+の記号は、当該画素電極に加えられた信号の電位が対向電極の電位よりも高い(正極性である)ことを意味し、各画素電極PX1,PX2に記した−の記号は、当該画素電極に加えられた信号の電位が対向電極の電位よりも低い(負極性である)ことを意味する。
なお、図6では、TFT素子(スイッチング素子)を省略している。また、図6において、各画素電極PX1,PX2に記した+の記号は、当該画素電極に加えられた信号の電位が対向電極の電位よりも高い(正極性である)ことを意味し、各画素電極PX1,PX2に記した−の記号は、当該画素電極に加えられた信号の電位が対向電極の電位よりも低い(負極性である)ことを意味する。
図7(a)は、実施例1の液晶表示パネルにおいて1つの画素に生じる寄生容量の一例を示す模式回路図である。図7(b)は、寄生容量に着目して映像信号線の延在方向に並んだ画素の構成を示した模式図である。図7(c)は、図7(b)に示した映像信号線に加わる映像信号と画素電極の電位の変化を示す模式チャート図である。
なお、図7(b)では、TFT素子(スイッチング素子)を省略している。
2…対向基板
3…液晶材料
4…シール材
5A…下偏光板
5B…上偏光板
GL,GLn,GLn+1,GLa,GLb…走査信号線
DL1,DL1m,DL1m+1…第1の映像信号線
DL2,DL2m−1,DL2m…第2の映像信号線
Tr1…第1のTFT素子
Tr2…第2のTFT素子
PX1,PX1a,PX1b…第1の画素電極
PX2,PX2a,PX2b…第2の画素電極
SUB…絶縁基板
SL…保持容量線
PAS1…第1の絶縁層
SC…半導体層
SD1…ドレイン電極
SD2…ソース電極
PAS2…第2の絶縁層
Cds1…第1の寄生容量
Cds2…第2の寄生容量
Cds3…第3の寄生容量
DATA1…第1の映像信号
DATA2…第2の映像信号
Vp1a,Vp1b…第1の画素電極の電位
Vp2a,Vp2b…第2の画素電極の電位
Vga,Vgb…走査信号の電位
DA…表示領域
Claims (1)
- 複数本の走査信号線、複数本の映像信号線、複数個のスイッチング素子、および複数個の画素電極を有する第1の基板と、
対向電極を有する第2の基板と、
前記第1の基板と前記第2の基板との間に挟持された液晶材料とを有し、
前記第1の基板は、一対の前記走査信号線と一対の前記映像信号線で囲まれた複数の画素を有し、
前記画素の間には、隣接して2本の前記映像信号線が配置され、
前記画素のそれぞれには、第1のスイッチング素子および前記第1のスイッチング素子に接続された第1の画素電極と、第2のスイッチング素子および前記第2のスイッチング素子に接続された第2の画素電極とを有する液晶表示装置であって、
1つの画素における前記第1のスイッチング素子と前記第2のスイッチング素子とは、それぞれ、異なる映像信号線に接続されており、
1フレーム期間中の、1つの画素の前記第1の画素電極に加わる信号の電位と前記対向電極に加わる信号の電位との関係と、当該1つの画素の前記第2の画素電極に加わる信号の電位と前記対向電極に加わる信号の電位との関係とは、一方が正極性の関係であり、他方が負極性の関係であり、
前記画素間に配置された隣接する2本の映像信号線に加わる映像信号の極性は同じであることを特徴とする液晶表示装置。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007130624A JP5069946B2 (ja) | 2007-05-16 | 2007-05-16 | 液晶表示装置 |
TW097117750A TW200914968A (en) | 2007-05-16 | 2008-05-14 | Liquid crystal display device |
US12/120,336 US20080284708A1 (en) | 2007-05-16 | 2008-05-14 | Liquid Crystal Display Device |
KR1020080045076A KR100964761B1 (ko) | 2007-05-16 | 2008-05-15 | 액정 표시 장치 |
EP08009004A EP1993090A3 (en) | 2007-05-16 | 2008-05-15 | Liquid crystal display device |
CN2008100990400A CN101308300B (zh) | 2007-05-16 | 2008-05-15 | 液晶显示装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007130624A JP5069946B2 (ja) | 2007-05-16 | 2007-05-16 | 液晶表示装置 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012034672A Division JP2012145950A (ja) | 2012-02-21 | 2012-02-21 | 液晶表示装置 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2008286933A JP2008286933A (ja) | 2008-11-27 |
JP2008286933A5 JP2008286933A5 (ja) | 2010-03-11 |
JP5069946B2 true JP5069946B2 (ja) | 2012-11-07 |
Family
ID=39684261
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007130624A Active JP5069946B2 (ja) | 2007-05-16 | 2007-05-16 | 液晶表示装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20080284708A1 (ja) |
EP (1) | EP1993090A3 (ja) |
JP (1) | JP5069946B2 (ja) |
KR (1) | KR100964761B1 (ja) |
CN (1) | CN101308300B (ja) |
TW (1) | TW200914968A (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20100067481A (ko) * | 2008-12-11 | 2010-06-21 | 삼성전자주식회사 | 액정 표시 장치 |
JP5391678B2 (ja) * | 2008-12-15 | 2014-01-15 | ソニー株式会社 | 表示装置 |
JP2011076034A (ja) * | 2009-10-02 | 2011-04-14 | Sony Corp | 画像表示装置およびその駆動方法 |
KR101657217B1 (ko) * | 2010-01-14 | 2016-09-19 | 삼성디스플레이 주식회사 | 액정 표시 장치 및 그 구동 방법 |
KR101641958B1 (ko) | 2010-03-10 | 2016-07-25 | 삼성디스플레이 주식회사 | 액정 표시 장치 |
KR101720566B1 (ko) | 2010-10-04 | 2017-04-11 | 삼성디스플레이 주식회사 | 표시패널 및 이를 갖는 표시장치 |
KR101982716B1 (ko) * | 2012-02-28 | 2019-05-29 | 삼성디스플레이 주식회사 | 표시장치 |
JP6025851B2 (ja) * | 2012-09-13 | 2016-11-16 | シャープ株式会社 | 液晶表示装置 |
KR102624016B1 (ko) * | 2016-12-30 | 2024-01-10 | 엘지디스플레이 주식회사 | 액정표시장치 |
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JP5000124B2 (ja) * | 2004-11-12 | 2012-08-15 | 三星電子株式会社 | 表示装置及びその駆動方法 |
KR101171176B1 (ko) * | 2004-12-20 | 2012-08-06 | 삼성전자주식회사 | 박막 트랜지스터 표시판 및 표시 장치 |
KR101133761B1 (ko) * | 2005-01-26 | 2012-04-09 | 삼성전자주식회사 | 액정 표시 장치 |
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KR20060112043A (ko) * | 2005-04-26 | 2006-10-31 | 삼성전자주식회사 | 액정 표시 장치 |
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JP2007130624A (ja) | 2005-10-14 | 2007-05-31 | Matsushita Electric Ind Co Ltd | 排ガス浄化フィルタ |
JP5376774B2 (ja) * | 2006-07-21 | 2013-12-25 | 三星ディスプレイ株式會社 | 液晶表示装置 |
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-
2007
- 2007-05-16 JP JP2007130624A patent/JP5069946B2/ja active Active
-
2008
- 2008-05-14 TW TW097117750A patent/TW200914968A/zh unknown
- 2008-05-14 US US12/120,336 patent/US20080284708A1/en not_active Abandoned
- 2008-05-15 EP EP08009004A patent/EP1993090A3/en not_active Withdrawn
- 2008-05-15 KR KR1020080045076A patent/KR100964761B1/ko active IP Right Grant
- 2008-05-15 CN CN2008100990400A patent/CN101308300B/zh active Active
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Publication number | Publication date |
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KR100964761B1 (ko) | 2010-06-21 |
EP1993090A2 (en) | 2008-11-19 |
CN101308300B (zh) | 2011-11-30 |
EP1993090A3 (en) | 2010-10-20 |
TW200914968A (en) | 2009-04-01 |
US20080284708A1 (en) | 2008-11-20 |
CN101308300A (zh) | 2008-11-19 |
JP2008286933A (ja) | 2008-11-27 |
KR20080101739A (ko) | 2008-11-21 |
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