US20060054890A1 - Multi-domain vertical alignment liquid crystal display - Google Patents
Multi-domain vertical alignment liquid crystal display Download PDFInfo
- Publication number
- US20060054890A1 US20060054890A1 US11/270,900 US27090005A US2006054890A1 US 20060054890 A1 US20060054890 A1 US 20060054890A1 US 27090005 A US27090005 A US 27090005A US 2006054890 A1 US2006054890 A1 US 2006054890A1
- Authority
- US
- United States
- Prior art keywords
- electrode
- electrodes
- substrate
- liquid crystal
- pixel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Abandoned
Links
Images
Classifications
-
- 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
- G02F1/134336—Matrix
Definitions
- the invention relates in general to a liquid crystal display (LCD), and in particular, to a multi-domain vertical alignment LCD (MVA LCD).
- LCD liquid crystal display
- MVA LCD multi-domain vertical alignment LCD
- FIG. 1 is a cross section of the traditional MVA LCD when no voltage is applied.
- An electrode 12 a is formed on a substrate 11 a.
- a bump 13 a composed of insulating material, is formed on the electrode 12 a .
- the bump 13 a and the electrode 12 a are covered by a vertical alignment film 14 a .
- an electrode 12 b is formed below a substrate 11 b.
- a bump 13 b of the insulating material is formed below the electrode 12 b .
- the bump 13 b and the electrode 12 b are covered by a vertical alignment film 14 b.
- the liquid crystal molecules 15 While no voltage is applied to the electrode 12 a and 12 b , the liquid crystal molecules 15 are oriented substantially perpendicular, i.e, at the angle of about 85-90 degree, to the alignment film. When a voltage is applied across-the electrode 12 a and 12 b , the liquid crystal molecules 15 around the bumps will tilt and induce the inclination of those liquid crystal molecules 15 distant from the bumps. The liquid crystal molecules 15 on the two sides of the bumps tilt in opposite directions, such that the liquid crystal molecules 15 automatically form several display domains.
- MVA LCD has either bumps on the upper substrate and slits on the lower substrate, or have slits on both the upper and lower substrates. They all utilize an electric field to induce the tilting of the liquid crystal molecules. They also need additional processing steps for the upper and lower substrates, which increases the cost and complexity of manufacturing.
- FIG. 1 is a cross section of the traditional MVA LCD, to which no voltage is applied.
- FIG. 2 is a top view of one pixel unit for the multi-domain vertical alignment liquid crystal display (MVA LCD) according to a first embodiment of the present invention.
- MVA LCD multi-domain vertical alignment liquid crystal display
- FIG. 3 is the cross section of FIG. 2 along the AA line.
- FIG. 4 is a top view of one pixel unit for the MVA LCD according to a second embodiment of the present invention.
- the present invention achieves a multi-domain effect by simply forming slits in the pixel electrode of one substrate. High, medium, and low voltages are created, and inclined electric fields areproduced. Therefore, the liquid crystal molecules are aligned at different tilt angles, and several domains are formed.
- FIG. 2 shows a top view of one pixel unit for the multi-domain vertical alignment liquid crystal display (MVA LCD) according to a first embodiment of the present invention.
- FIG. 3 shows the cross section of FIG. 2 along the M line as indicated in FIG. 2 .
- the MVA LCD includes a substrate 11 a, a substrate 11 b, a common electrode 12 b , a pixel electrode 25 , a vertical alignment film 14 a , a vertical alignment film 14 b , and a liquid crystal material between the substrate 11 a and 11 b.
- the liquid crystal material is a negative type, such that the liquid crystal molecules are inclined to be substantially perpendicular, i.e, at the angle of about 85-90 degree, to the direction of the electric field.
- one pixel of the MVA LCD at least includes a data line 21 , a gate line 22 , a source 23 , a drain 24 , and a pixel electrode 25 .
- the pixel electrode 25 has a main slit 26 of longshape, two main electrodes 28 of long shape, and four grating electrodes.
- the main slit 26 is positioned on the diagonal line of the pixel electrode 25 , and the main electrode 28 is substantially parallel to the main slit 26 .
- the grating electrodes are on the two sides of the main electrode 28 .
- the grating electrode consists of a plurality of slender sub-slits 27 and a plurality of slender sub-electrodes 29 .
- the sub-slits 27 alternate with the sub-electrodes 29 .
- lines 31 represent the direction of the electric fields 31 . Areas 32 have the strongest electric field, and correspond to the main electrode 28 . Areas 33 have the second strongest electric field, and correspond to the grating electrode. Areas 34 have the weakest electric field, and correspond to the main slit 26 .
- the lines 31 correspond to electric fields with different directions in different areas of the same pixel unit. Therefore, liquid crystal molecules of the same pixel unit will have different tilt angles forming “multi-domains”.
- the first embodiment of the present invention accomplishes a multi-domain effect by simply creating slits on the substrate.
- FIG. 4 shows a top view of one pixel unit for the MVA LCD according to a second embodiment of the present invention.
- One pixel of the MVA LCD at least includes a data line 21 , a gate line 22 , a source 23 , a drain 24 , and a pixel electrode 45 .
- the pixel electrode 45 has two main slits 46 of long shape, four main electrodes 48 of long shape, and four grating electrodes.
- the pixel electrode 45 is divided into four domains by the main slit 46 .
- the grating electrodes are on the two sides of the main electrode 48 .
- the grating electrode consists of a plurality of slender sub-slits 47 and a plurality of slender sub-electrodes 49 .
- the sub-slits 47 alternate with the sub-electrodes 49 .
- the main electrode 48 and the common electrode When a voltage is applied across the pixel electrode 45 and the common electrode, the main electrode 48 and the common electrode have a higher absolute voltage difference than the grating electrode and the common electrode.
- the main slit 46 and the common electrode have the lowest absolute voltage difference.
- the electric fields produced have different directions in different areas of the same pixel unit. Therefore, liquid crystal molecules of the same pixel unit will have different tilt angles, forming “multi-domains”.
- the second embodiment of the present invention achieves the multi-domain effect by simply creating slits on the substrate.
- the present invention omits the step of manufacturing bumps, reducing the time taken to fill the liquid crystal material by about two thirds.
Landscapes
- 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)
- Spectroscopy & Molecular Physics (AREA)
- Geometry (AREA)
Abstract
A multi-domain vertical alignment liquid crystal display (MVA LCD) has a plurality of pixel electrodes for defining a plurality of pixel units. The pixel units are disposed in matrix arrangement, and each of them has a first electrode, a second electrode, and a third electrode. When a voltage is applied to said pixel electrode, the first electrode and the common electrode have a higher absolute voltage difference than the second electrode and the common electrode. The third electrode and the common electrode have the lowest absolute voltage difference.
Description
- This application claims the benefit of Taiwan application Serial No. 092113143, filed May 14, 2003.
- 1. Field of the Invention
- The invention relates in general to a liquid crystal display (LCD), and in particular, to a multi-domain vertical alignment LCD (MVA LCD).
- 2. Description of the Related Art
- The multi-domain vertical alignment liquid crystal display (MVA LCD) has a wide viewing angle, compared to the traditional LCD.
FIG. 1 is a cross section of the traditional MVA LCD when no voltage is applied. Anelectrode 12 a is formed on a substrate 11 a. Abump 13 a, composed of insulating material, is formed on theelectrode 12 a. Thebump 13 a and theelectrode 12 a are covered by avertical alignment film 14 a. Furthermore, anelectrode 12 b is formed below asubstrate 11 b. Also, abump 13 b of the insulating material is formed below theelectrode 12 b. Thebump 13 b and theelectrode 12 b are covered by avertical alignment film 14 b. - While no voltage is applied to the
electrode liquid crystal molecules 15 are oriented substantially perpendicular, i.e, at the angle of about 85-90 degree, to the alignment film. When a voltage is applied across-theelectrode liquid crystal molecules 15 around the bumps will tilt and induce the inclination of thoseliquid crystal molecules 15 distant from the bumps. Theliquid crystal molecules 15 on the two sides of the bumps tilt in opposite directions, such that theliquid crystal molecules 15 automatically form several display domains. - Other kinds of MVA LCD have either bumps on the upper substrate and slits on the lower substrate, or have slits on both the upper and lower substrates. They all utilize an electric field to induce the tilting of the liquid crystal molecules. They also need additional processing steps for the upper and lower substrates, which increases the cost and complexity of manufacturing.
- Other objects, features, and advantages of the invention will become apparent from the following detailed description of the preferred but non-limiting embodiments. The description is made with reference to the accompanying drawings in which:
-
FIG. 1 (Prior Art) is a cross section of the traditional MVA LCD, to which no voltage is applied. -
FIG. 2 is a top view of one pixel unit for the multi-domain vertical alignment liquid crystal display (MVA LCD) according to a first embodiment of the present invention. -
FIG. 3 is the cross section ofFIG. 2 along the AA line. -
FIG. 4 is a top view of one pixel unit for the MVA LCD according to a second embodiment of the present invention. - The present invention achieves a multi-domain effect by simply forming slits in the pixel electrode of one substrate. High, medium, and low voltages are created, and inclined electric fields areproduced. Therefore, the liquid crystal molecules are aligned at different tilt angles, and several domains are formed.
- Referring to both
FIG. 2 andFIG. 3 ,FIG. 2 shows a top view of one pixel unit for the multi-domain vertical alignment liquid crystal display (MVA LCD) according to a first embodiment of the present invention.FIG. 3 shows the cross section ofFIG. 2 along the M line as indicated inFIG. 2 . InFIG. 3 , the MVA LCD includes a substrate 11 a, asubstrate 11 b, acommon electrode 12 b, apixel electrode 25, avertical alignment film 14 a, avertical alignment film 14 b, and a liquid crystal material between thesubstrate 11 a and 11 b. The liquid crystal material is a negative type, such that the liquid crystal molecules are inclined to be substantially perpendicular, i.e, at the angle of about 85-90 degree, to the direction of the electric field. InFIG. 2 , one pixel of the MVA LCD at least includes adata line 21, agate line 22, asource 23, adrain 24, and apixel electrode 25. Thepixel electrode 25 has amain slit 26 of longshape, twomain electrodes 28 of long shape, and four grating electrodes. Themain slit 26 is positioned on the diagonal line of thepixel electrode 25, and themain electrode 28 is substantially parallel to themain slit 26. The grating electrodes are on the two sides of themain electrode 28. The grating electrode consists of a plurality ofslender sub-slits 27 and a plurality ofslender sub-electrodes 29. Thesub-slits 27 alternate with thesub-electrodes 29. - When a voltage is applied across the
pixel electrode 25 and thecommon electrode 12 b, themain electrode 28 and thecommon electrode 12 b have a higher absolute voltage difference than the grating electrode and the common electrode. Themain slit 26 and thecommon electrode 12 b have the lowest absolute voltage difference. InFIG. 3 ,lines 31 represent the direction of theelectric fields 31.Areas 32 have the strongest electric field, and correspond to themain electrode 28.Areas 33 have the second strongest electric field, and correspond to the grating electrode.Areas 34 have the weakest electric field, and correspond to themain slit 26. Thelines 31 correspond to electric fields with different directions in different areas of the same pixel unit. Therefore, liquid crystal molecules of the same pixel unit will have different tilt angles forming “multi-domains”. Thus, the first embodiment of the present invention accomplishes a multi-domain effect by simply creating slits on the substrate. -
FIG. 4 shows a top view of one pixel unit for the MVA LCD according to a second embodiment of the present invention. One pixel of the MVA LCD at least includes adata line 21, agate line 22, asource 23, adrain 24, and apixel electrode 45. Thepixel electrode 45 has twomain slits 46 of long shape, fourmain electrodes 48 of long shape, and four grating electrodes. Thepixel electrode 45 is divided into four domains by themain slit 46. The grating electrodes are on the two sides of themain electrode 48. The grating electrode consists of a plurality ofslender sub-slits 47 and a plurality ofslender sub-electrodes 49. Thesub-slits 47 alternate with thesub-electrodes 49. - When a voltage is applied across the
pixel electrode 45 and the common electrode, themain electrode 48 and the common electrode have a higher absolute voltage difference than the grating electrode and the common electrode. Themain slit 46 and the common electrode have the lowest absolute voltage difference. The electric fields produced have different directions in different areas of the same pixel unit. Therefore, liquid crystal molecules of the same pixel unit will have different tilt angles, forming “multi-domains”. - The second embodiment of the present invention achieves the multi-domain effect by simply creating slits on the substrate. The present invention omits the step of manufacturing bumps, reducing the time taken to fill the liquid crystal material by about two thirds.
- While the invention has been described by way of example and in terms of the preferred embodiment, it is to be understood that the invention is not limited to the disclosed embodiment. On the contrary, it is intended to cover various modifications and similar arrangements and procedures, and the scope of the appended claims therefore should be accorded the broadest interpretation so as to encompass all such modifications and similar arrangements and procedures.
Claims (8)
1. A multi-domain vertical alignment liquid crystal display (MVA LCD) comprising:
a first substrate and a second substrate, wherein said second substrate is positioned apart from said first substrate and is parallel to said first substrate;
a liquid crystal material filling the space between said first substrate and said second substrate;
a vertical alignment film aligning liquid crystal molecules of said liquid crystal material being substantially perpendicular to the surface of said vertical alignment film while no voltage is applied;
a common electrode on the inner side of said second substrate; and
a plurality of pixel electrodes on the inner side of said first substrate and defining a plurality of pixel units, said plurality of pixel units disposed in a matrix arrangement and each of said plurality of pixel electrodes comprising:
a main slit for dividing said pixel electrode into a plurality of section electrodes, such that said pixel unit having a plurality of areas, and each of said plurality of areas comprising:
a main electrode on the middle of said plurality of section electrodes; and
a grating electrode on the two sides of said main electrode, said grating electrode having a plurality of sub-slits and a plurality of sub-electrodes, wherein said plurality of sub-electrodes alternate with said plurality of sub-electrode.
2. The MVA LCD according to claim 1 , wherein said main slit is broader than said plurality of sub-electrodes and said plurality of sub-slits.
3. The MVA LCD according to claim 1 , wherein said main electrode is broader than said plurality of sub-electrodes and said plurality of sub-slits.
4. The MVA LCD according to claim 1 , wherein said main slit diagonally divides said pixel electrode into said plurality of section electrodes.
5. The MVA LCD according to claim 5 , wherein said main electrode is substantially parallel to said main slit.
6. The MVA LCD according to claim 1 , wherein each of said plurality of pixel electrodes comprises a plurality of said main slits for dividing said pixel electrode into a plurality of section electrodes.
7. The MVA LCD according to claim 1 , wherein said liquid crystal material is negative type.
8.-15. (canceled)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/270,900 US20060054890A1 (en) | 2003-05-14 | 2005-11-10 | Multi-domain vertical alignment liquid crystal display |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW092113143A TWI226498B (en) | 2003-05-14 | 2003-05-14 | Multi-domain vertical alignment LCD |
TW092113143 | 2003-05-14 | ||
US10/744,840 US6992329B2 (en) | 2003-05-14 | 2003-12-23 | Multi-domain vertical alignment liquid crystal display |
US11/270,900 US20060054890A1 (en) | 2003-05-14 | 2005-11-10 | Multi-domain vertical alignment liquid crystal display |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US10/744,840 Division US6992329B2 (en) | 2003-05-14 | 2003-12-23 | Multi-domain vertical alignment liquid crystal display |
Publications (1)
Publication Number | Publication Date |
---|---|
US20060054890A1 true US20060054890A1 (en) | 2006-03-16 |
Family
ID=33415037
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US10/744,840 Expired - Lifetime US6992329B2 (en) | 2003-05-14 | 2003-12-23 | Multi-domain vertical alignment liquid crystal display |
US11/270,900 Abandoned US20060054890A1 (en) | 2003-05-14 | 2005-11-10 | Multi-domain vertical alignment liquid crystal display |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US10/744,840 Expired - Lifetime US6992329B2 (en) | 2003-05-14 | 2003-12-23 | Multi-domain vertical alignment liquid crystal display |
Country Status (3)
Country | Link |
---|---|
US (2) | US6992329B2 (en) |
JP (1) | JP4452094B2 (en) |
TW (1) | TWI226498B (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20100302472A1 (en) * | 2009-05-27 | 2010-12-02 | Chimei Innolux Corporation | Thin Film Transistor Substrate and LCD Panel |
US10325543B2 (en) | 2015-12-15 | 2019-06-18 | a.u. Vista Inc. | Multi-mode multi-domain vertical alignment liquid crystal display and method thereof |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4041336B2 (en) | 2001-06-29 | 2008-01-30 | シャープ株式会社 | Substrate for liquid crystal display device, liquid crystal display device including the same, and manufacturing method thereof |
TWI302685B (en) * | 2004-03-23 | 2008-11-01 | Au Optronics Corp | Mva pixel unit with high opening ratio |
CN100432808C (en) * | 2005-06-06 | 2008-11-12 | 中华映管股份有限公司 | Multi-domain vertical alignment liquid crystal display panel and thin film transistor array thereof |
TWI330274B (en) * | 2006-03-22 | 2010-09-11 | Chi Mei Optoelectronics Corp | Multi-domain vertically alignment liquid crystal display panel |
JP2009145424A (en) | 2007-12-11 | 2009-07-02 | Toshiba Matsushita Display Technology Co Ltd | Liquid crystal display device |
TWI486673B (en) * | 2008-09-01 | 2015-06-01 | Au Optronics Corp | Liquid crystal display panel and pixel structure thereof |
KR101566437B1 (en) * | 2009-02-23 | 2015-11-16 | 삼성디스플레이 주식회사 | liquid crystal display |
KR101223721B1 (en) * | 2010-03-11 | 2013-01-17 | 삼성디스플레이 주식회사 | Display device and method of manufacturing the same |
KR101710694B1 (en) | 2010-08-10 | 2017-02-28 | 삼성디스플레이 주식회사 | Mask for photoalignment, mathod for photoalignment and liquid crystal display |
CN102062979B (en) * | 2010-11-16 | 2012-05-30 | 深圳市华星光电技术有限公司 | Pixel electrode and relevant liquid crystal display panel thereof |
TWI456320B (en) * | 2011-10-27 | 2014-10-11 | Innolux Corp | Electrode pattern, pixel layout method, and liquid crystal display device |
CN103376601A (en) * | 2012-04-25 | 2013-10-30 | 群康科技(深圳)有限公司 | Liquid crystal display device |
TWI490613B (en) * | 2012-04-25 | 2015-07-01 | 群康科技(深圳)有限公司 | Liquid crystal display device |
US20130285891A1 (en) * | 2012-04-26 | 2013-10-31 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Lcd panel and pixel electrode thereof |
KR102173134B1 (en) | 2014-03-21 | 2020-11-03 | 삼성디스플레이 주식회사 | Liquid crystal display |
KR102159683B1 (en) | 2014-04-29 | 2020-09-25 | 삼성디스플레이 주식회사 | Liquid crystal display |
KR20150140500A (en) * | 2014-06-05 | 2015-12-16 | 삼성디스플레이 주식회사 | Liquid crystal display |
KR102246027B1 (en) | 2014-10-06 | 2021-04-29 | 삼성디스플레이 주식회사 | Liquid crystal display |
CN105182634B (en) * | 2015-09-18 | 2019-01-15 | 深超光电(深圳)有限公司 | array substrate and liquid crystal display panel |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030193625A1 (en) * | 2002-04-15 | 2003-10-16 | Fujitsu Display Technologies Corp. | Substrate for liquid crystal display and liquid crystal display having the same |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100357213B1 (en) * | 1998-07-23 | 2002-10-18 | 엘지.필립스 엘시디 주식회사 | Multi-domain liquid crystal display device |
US6882012B2 (en) * | 2000-02-28 | 2005-04-19 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device and a method of manufacturing the same |
JP2001249319A (en) * | 2000-03-02 | 2001-09-14 | Hitachi Ltd | Liquid crystal display device |
-
2003
- 2003-05-14 TW TW092113143A patent/TWI226498B/en not_active IP Right Cessation
- 2003-12-23 US US10/744,840 patent/US6992329B2/en not_active Expired - Lifetime
-
2004
- 2004-02-24 JP JP2004048449A patent/JP4452094B2/en not_active Expired - Fee Related
-
2005
- 2005-11-10 US US11/270,900 patent/US20060054890A1/en not_active Abandoned
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030193625A1 (en) * | 2002-04-15 | 2003-10-16 | Fujitsu Display Technologies Corp. | Substrate for liquid crystal display and liquid crystal display having the same |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20100302472A1 (en) * | 2009-05-27 | 2010-12-02 | Chimei Innolux Corporation | Thin Film Transistor Substrate and LCD Panel |
US8619223B2 (en) * | 2009-05-27 | 2013-12-31 | Chimei Innolux Corporation | Thin film transistor substrate and LCD panel |
US10325543B2 (en) | 2015-12-15 | 2019-06-18 | a.u. Vista Inc. | Multi-mode multi-domain vertical alignment liquid crystal display and method thereof |
Also Published As
Publication number | Publication date |
---|---|
TWI226498B (en) | 2005-01-11 |
TW200424712A (en) | 2004-11-16 |
US20040227884A1 (en) | 2004-11-18 |
JP4452094B2 (en) | 2010-04-21 |
US6992329B2 (en) | 2006-01-31 |
JP2004341487A (en) | 2004-12-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US20060054890A1 (en) | Multi-domain vertical alignment liquid crystal display | |
KR101833498B1 (en) | Liquid crystal display | |
US7663708B2 (en) | Multi-domain liquid crystal display | |
JP4408646B2 (en) | Liquid crystal display | |
JP4628802B2 (en) | Liquid crystal display | |
US5907380A (en) | Liquid crystal cell employing thin wall for pre-tilt control | |
US6573965B1 (en) | Multi-domain wide viewing angle liquid crystal display having slits on electrodes and bumps above the slits | |
JP2565639B2 (en) | Liquid crystal display | |
US7924387B2 (en) | Liquid crystal display including neighboring sub-pixel electrodes with opposite polarities in the same pixel | |
US8456599B2 (en) | Display substrate having improved pixel electrode configuration and display device having the same | |
KR101366459B1 (en) | Liquid crystal display device | |
US20040085272A1 (en) | Multi-domain vertical alignment liquid crystal display and driving method thereof | |
US8194218B2 (en) | In-plane switching mode liquid crystal display device | |
US20060139542A1 (en) | Vertical alignment liquid crystal display device | |
US20060203166A1 (en) | Liquid crystal display | |
JPWO2009098747A1 (en) | Liquid crystal display device | |
KR100807922B1 (en) | Liquid crystal display | |
US20120218484A1 (en) | Pixel array structure | |
US6614497B2 (en) | Liquid crystal display device having particular pixel electrodes | |
KR20030066346A (en) | Liquid crystal display | |
US20070268435A1 (en) | Multi-domain vertically aligned liquid crystal display device | |
US8049827B2 (en) | Thin film transistor array substrate | |
WO2011102052A1 (en) | Liquid crystal display device | |
US7626666B2 (en) | Multi-domain vertical alignment (MVA) liquid crystal display device having symmetrical second slits on opposite edges of first slits and on opposite sides of protrusions | |
US7098978B2 (en) | Wide-viewing angle liquid crystal display |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AS | Assignment |
Owner name: AU OPTRONICS CORP., TAIWAN Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:WU, YANG-EN;TAI, SHIH-PENG;WU, MING-CHOU;REEL/FRAME:017210/0515 Effective date: 20030804 |
|
STCB | Information on status: application discontinuation |
Free format text: ABANDONED -- FAILURE TO RESPOND TO AN OFFICE ACTION |