CN103941502A - Pixel unit array, liquid crystal display panel and drive method - Google Patents
Pixel unit array, liquid crystal display panel and drive method Download PDFInfo
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- CN103941502A CN103941502A CN201310750477.7A CN201310750477A CN103941502A CN 103941502 A CN103941502 A CN 103941502A CN 201310750477 A CN201310750477 A CN 201310750477A CN 103941502 A CN103941502 A CN 103941502A
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Abstract
The invention provides a pixel unit array. A signal of a first common electrode is used for compensating for voltage change of a first pixel electrode, wherein the voltage change of the first pixel electrode is caused by coupling capacitance change resulting from voltage change of a second scanning line; a signal of a second common electrode is used for compensating for voltage change of a second pixel electrode, wherein the voltage change of the second pixel electrode is caused by coupling capacitance change resulting from voltage change of a first scanning line. The pixel unit array solves the problem that the brightness of odd-numbered lines of pixels and the brightness of even-numbered lines of pixels are not uniform in the prior art.
Description
Technical field
The present invention relates to field of liquid crystal display, relate in particular to a kind of method of pixel unit array, display panels and driving pixel unit array.
Background technology
Liquid crystal indicator (Liquid Crystal Display, LCD), its display device that is planar ultra-thin, it is made up of colour or the monochrome pixels of some, is positioned over light source or reflecting surface front, to form demonstration.Liquid crystal indicator is because of the advantage such as low in energy consumption, fuselage is thin, radiation is low, and therefore extremely market favor has become the main product in demonstration field now.But due to the process deviation in design defect or the manufacture of product, often can cause the demonstration of liquid crystal indicator abnormal, such as the light and shade showing is unequal.
Summary of the invention
Please refer to Fig. 1, is the schematic diagram of a kind of liquid crystal indicator of the prior art.Described liquid crystal indicator comprises the first sweep trace 1011 and second sweep trace 1012 of multipair adjacent setting, described the first sweep trace 1011 outside relative with the second sweep trace 1012 is respectively provided with one-row pixels unit, the arranged outside of the first concrete sweep trace 1011 has one-row pixels unit A1, and the arranged outside of the second sweep trace 1012 has one-row pixels unit A2.
Described each pixel cell comprises a thin film transistor (TFT), a pixel electrode and a public electrode, in described pixel electrode, be provided with slit, described slit exposes public electrode, forming surface internal field between pixel electrode and public electrode, concrete, such as in a pixel cell A1, in pixel electrode A11, there is slit A12, expose public electrode 103 from slit A12, described pixel electrode A11 and public electrode 103 forming surface internal fields.
The grid that is positioned at the pixel cell A1 in the first sweep trace 1011 outsides is connected with the second sweep trace 1012, that is to say that the pixel cell A1 that is positioned at the first sweep trace 1011 outsides is driven by the second sweep trace 1012.The grid that is positioned at the pixel cell A2 in the second sweep trace 1012 outsides is connected with the first sweep trace and 1011 is connected, and that is to say that the pixel cell A2 that is positioned at the second sweep trace 1012 outsides is driven by the first sweep trace 1011.
Inventor finds in above-mentioned liquid crystal indicator, often there will be the problem of odd-numbered line and even number line brightness disproportionation in the time showing.Through research, inventor finds to cause the reason of odd-numbered line and even number line brightness disproportionation as follows.
Please then refer to Fig. 1, the pixel cell A1 that is positioned at the first sweep trace 1011 outsides is driven by the second sweep trace 1012, the drain electrode of the thin film transistor (TFT) of pixel cell A1 will stride across the first sweep trace 1011 will be overlapping with grid time, its can and the first sweep trace 1011 form an overlapping C1 of portion.The pixel cell A2 that is positioned at the second sweep trace 1012 outsides is driven by the first sweep trace 1011, and the drain electrode of the thin film transistor (TFT) of pixel cell A2 will stride across the second sweep trace 1012 will be overlapping with grid time, its can and the second sweep trace 1012 form an overlapping C2 of portion.
Usually, the driving of liquid crystal indicator is to apply successively from top to bottom cut-in voltage to sweep trace, in first pair of the first sweep trace 1011 and the second sweep trace 1012, in the time applying cut-in voltage to the first sweep trace 1011, the first sweep trace 1011 is controlled the capable charging of pixel cell A2 display frame, the overlapping C2 of portion of the drain electrode of the thin film transistor (TFT) of the second sweep trace 1012 and pixel cell A2 simultaneously forms a stray capacitance, its at time be C21, after the first sweep trace 1011 is closed, pixel cell A2 can maintain normal demonstration because of the existence of memory capacitance.Then apply cut-in voltage to the second sweep trace 1012, the second sweep trace 1012 is controlled the capable charging of pixel cell A1 display frame.But now, because the existence of the overlapping C2 of portion of the drain electrode of the thin film transistor (TFT) of the second sweep trace 1012 and pixel cell A2, apply cut-in voltage to the second sweep trace 1012, be equivalent to a polar plate voltage of described stray capacitance one end to change, in order to maintain original capacitance C21, the other end of the described stray capacitance namely current potential of pixel electrode A12 also will change, and will affect the normal demonstration of pixel cell A2.The pixel cell A2 being driven by the first sweep trace 1011 shows when abnormal than the pixel cell A1 being driven by the second sweep trace 1012, has also just occurred the problem of odd-numbered line and even number line brightness disproportionation.
Based on above problem, inventor proposes a kind of pixel unit array, comprising: the first sweep trace of multipair adjacent setting and the second sweep trace, and the outside that described the first sweep trace is relative with the second sweep trace is respectively provided with one-row pixels unit; Described each pixel cell comprises a thin film transistor (TFT), a pixel electrode and a public electrode, forming surface internal field between described pixel electrode and public electrode, the grid of described thin film transistor (TFT) is connected with sweep trace, and source electrode is connected with data line, and drain electrode is connected with pixel electrode; The grid that is positioned at the pixel cell in the first sweep trace outside is connected with the second sweep trace, and the grid that is positioned at the pixel cell in the second sweep trace outside is connected with the first sweep trace; The drain electrode of the thin film transistor (TFT) of the described pixel cell that is positioned at the first sweep trace outside and/or pixel electrode and the first sweep trace are formed with overlapping, and the drain electrode of the thin film transistor (TFT) of the pixel cell in described the second sweep trace outside and/or pixel electrode and the second sweep trace are formed with overlapping; The public electrode of the described pixel cell being connected with the first sweep trace is connected to the first common potential, the public electrode of the described pixel cell being connected with the second sweep trace is connected to the second common potential, wherein, described the first common electric voltage is lower than normal common electric voltage value △ V2, described △ V2 is that the coupling capacitance that the second sweep trace change in voltage causes changes the voltage change causing, described the second common electric voltage is lower than normal common electric voltage value △ V1, and described △ V1 is that the coupling capacitance that the first sweep trace change in voltage causes changes the voltage change causing.
The present invention also provides a kind of liquid crystal indicator, and described liquid crystal indicator comprises above-mentioned pixel unit array.
Pixel unit array provided by the invention and liquid crystal indicator can solve the problem of odd-numbered line and even number line brightness disproportionation in prior art.
Brief description of the drawings
Fig. 1 is the schematic diagram of a kind of liquid crystal indicator of the prior art;
The pel array schematic diagram that Fig. 2 provides for the embodiment of the present invention one;
Fig. 3 is the sequential schematic diagram of a kind of driving method of the pel array shown in Fig. 2
The pel array schematic diagram that Fig. 4 provides for the embodiment of the present invention two.
Embodiment
For above-mentioned purpose of the present invention, feature and advantage can more be become apparent, below in conjunction with accompanying drawing, specific embodiments of the invention are described in detail.
Embodiment mono-
The schematic diagram of the pel array that Fig. 2 provides for the embodiment of the present invention, please refer to Fig. 2, and the pel array detailed structure that the embodiment of the present invention one provides is as follows:
The first sweep trace of multipair adjacent setting and the second sweep trace, the outside that described the first sweep trace is relative with the second sweep trace is respectively provided with one-row pixels unit.Such as the first sweep trace 11 and the second sweep trace 12 a pair of sweep trace that is adjacent setting, have one-row pixels unit A1 in the arranged outside with respect to the second sweep trace 12 of the first sweep trace 11, the second sweep trace 12 with respect to there is one-row pixels unit A2 in the arranged outside of the first sweep trace 11.The a pair of sweep trace that the first sweep trace 21 and the second sweep trace 22 are adjacent setting, have one-row pixels unit A1 in the arranged outside with respect to the second sweep trace 22 of the first sweep trace 21, the second sweep trace 22 with respect to there is one-row pixels unit A2 in the arranged outside of the first sweep trace 21.
Described each pixel cell comprises a thin film transistor (TFT), a pixel electrode and a public electrode, forming surface internal field between described pixel electrode and public electrode, the grid of described thin film transistor (TFT) is connected with sweep trace, and source electrode is connected with data line, and drain electrode is connected with pixel electrode.Such as a pixel cell A1 comprises a thin film transistor (TFT), a pixel electrode A12 and a public electrode A11, wherein said pixel electrode A12 and public electrode A11 forming surface internal electric field, concrete, public electrode A11 described in embodiment mono-be positioned at pixel electrode A12 below, between public electrode A11 and pixel electrode A12, be provided with insulation course, public electrode A11 is plane-shape electrode, has the seam of quarter can expose public electrode A11 in pixel electrode A12.
Wherein, the grid that is positioned at the pixel cell in the first sweep trace outside is connected with the second sweep trace, and the grid that is positioned at the pixel cell in the second sweep trace outside is connected with the first sweep trace.Particularly, the grid G 1 that is positioned at the pixel cell A1 in the first sweep trace 11 outsides is connected with the second sweep trace 12, and the grid G 2 that is positioned at the second sweep trace outside 22 pixel cell A2 is connected with the first sweep trace 11.
Preferably, the grid that is positioned at the pixel cell in the first sweep trace outside is all positioned at the grid of the pixel cell that is positioned at the second sweep trace outside the inner side that the first sweep trace is relative with the second sweep trace, and two neighbouring grid complementaries are arranged.Such as the grid G 1 of the pixel cell A1 that is positioned at the first sweep trace 11 outsides is all positioned at the first sweep trace 11 and the second relative inner side of sweep trace 22 with the grid G 2 of the pixel cell A2 that is positioned at the second sweep trace 22 outsides, grid G 2 is positioned at top, grid G 1 is positioned at below, described grid G 2 and grid G 1 are neighbouring, described grid G 2 and grid G 1 complementation are set, be that grid G 2 is positioned at upper left with respect to grid G 1, grid G 1 is positioned at bottom right with respect to grid G 2.By the first sweep trace 11 being set like this and the second sweep trace 22 respective pixel unit one sides are all level and smooth, can improve the aperture opening ratio of pixel cell.
The drain electrode of the thin film transistor (TFT) of the described pixel cell that is positioned at the first sweep trace outside and the first sweep trace are formed with overlapping, and drain electrode and second sweep trace of the thin film transistor (TFT) of the pixel cell in described the second sweep trace outside are formed with overlapping.Particularly, the drain D 1 that is positioned at the thin film transistor (TFT) of the pixel cell A1 in the first sweep trace 11 outsides will intersect with its grid G 1, and described drain D 1 will stride across the first sweep trace 11, so form overlapping region C1 between 1 meeting of described drain D and the first sweep trace 11; The drain D 2 that is positioned at the thin film transistor (TFT) of the pixel cell A2 in the second sweep trace 22 outsides will intersect with its grid G 2, and described drain D 1 will stride across the second sweep trace 22, so form overlapping region C2 between 2 meetings of described drain D and the second sweep trace 22.
The public electrode of the described pixel cell being connected with the first sweep trace is connected to the first common potential, and the public electrode of the described pixel cell being connected with the second sweep trace is connected to the second common potential.Particularly, in embodiment mono-, corresponding every row pixel cell is also provided with a public electrode wire, be respectively public electrode wire 101,102,103 and 104 etc., described public electrode wire 101,102,103 and 104 philosophies are arranged on the below of corresponding public electrode, and and public electrode electric connection.Such as public electrode wire 101 is arranged on the below of the public electrode A11 that pixel cell A1 is capable, and and described public electrode A11 be electrically adjacent.The public electrode A11 of the described pixel cell A1 being connected with the first sweep trace 11,31 is connected to the first common potential by public electrode wire 101 and 103 respectively, and the public electrode A21 of the described pixel cell A2 being connected with the second sweep trace 22,42 is connected to the second common potential by public electrode wire 102 and 104 respectively.
Being connected on and please refer to Fig. 3, is the sequential schematic diagram of a kind of driving method of the pel array shown in Fig. 2.Apply successively cut-in voltage to described the first sweep trace, the second sweep trace.After every sweep trace is opened, data line can be successively to connected grid communicated data signal, and the current potential on pixel electrode will change accordingly.Such as at time t1, when the first sweep trace 11 applies cut-in voltage, data line 201, to the drain electrode transmission of data signals voltage of a coupled pixel cell A2, in Fig. 2, is second pixel cell of the second row with data line 201 to the pixel cell A2 being connected.Described pixel cell A2 normally shows, can see that the pixel electrode voltage V2 of pixel cell A2 equals voltage data signal under the effect of data line 201.But because the drain D 2 of pixel cell A2 possesses voltage data signal, itself and the second sweep trace 22 overlapping region C2, will form a voltage simultaneously, and capacitance is C20.
Then be time t2, the second sweep trace 22 applies cut-in voltage, and data line 201 is to the drain electrode communicated data signal voltage of a coupled pixel cell A1, and in Fig. 2, the pixel cell A1 being connected with data line 201 is first pixel cell of the first row.Pixel cell A1 normally shows, can see that the pixel electrode voltage V1 of pixel cell A1 equals voltage data signal under the effect of data line 201.But the pixel cell A2 being connected with data line 201 because of and the second sweep trace 22 have overlapping region C2, on the second sweep trace 22 because having loaded cut-in voltage, namely the voltage of electric capacity pole plate has occurred to have raise, in order to keep, capacitance C20's is constant, the moment that the drain electrode of pixel cell A2 is opened at the second sweep trace 22 also can raise, also can affect pixel electrode voltage V2 and change, it is exactly that the voltage causing because the coupling capacitance that the second sweep trace 22 change in voltage cause changes becomes that pixel electrode voltage changes △ V2 simultaneously.
In order to ensure the normal demonstration of pixel cell A2, namely to ensure normal voltage difference between pixel electrode A22 and public electrode A21, therefore the voltage of public electrode wire 102 is set to reduce △ V2 on common electric voltage normal value basis, and the voltage difference between pixel electrode A12 and public electrode A11 can drive pixel cell A2 to show normal GTG like this.
The pixel cell A1 driving for the first sweep trace 31 and the second sweep trace 42 and A2 are also so, in order to ensure the normal demonstration of pixel cell A2, and need to be by the voltage of public electrode wire 104 for to reduce △ V2 on common electric voltage normal value basis.
Namely the common electric voltage value of all pixel cell A2 that are connected with the first sweep trace all need to reduce △ V2 on common electric voltage normal value basis, and wherein said △ V2 is that the coupling capacitance that the second sweep trace change in voltage causes changes the voltage change causing.
Before the second sweep trace 22 applies cut-in voltage next time, pixel cell A1 will maintain the voltage of previous frame, therefore in the drain D 1 of pixel cell A1, have the voltage data signal of previous frame, it has overlapping region C1 to form electric capacity with the first sweep trace 11 simultaneously, and capacitance is C10.
In the time that upper once sweep trace is opened successively, be still that time t1 the first sweep trace 11 first applies cut-in voltage.In the time that the first sweep trace 11 applies cut-in voltage, there is variation in the voltage of a pole plate of overlapping region C1 formation electric capacity namely, in order to maintain the constant of capacitance C10, the voltage that overlapping region C1 forms another pole plate of electric capacity also will improve accordingly, namely the voltage of drain D 1 will improve, the rising of the voltage of drain D 1 can affect the pixel electrode voltage V2 △ V1 that also raises, and described △ V1 is that coupling capacitance that the first sweep trace change in voltage causes changes the voltage causing and becomes.
In order to ensure the normal demonstration of pixel cell A1, namely to ensure normal voltage difference between pixel electrode A12 and public electrode A11, therefore the voltage of public electrode wire 101 is set to reduce △ V1 on normal value basis, and the voltage difference between pixel electrode A12 and public electrode A11 can drive pixel cell A1 to show normal GTG like this.
The pixel cell A1 driving for the first sweep trace 31 and the second sweep trace 42 and A2 are also so, in order to ensure the normal demonstration of pixel cell A1, and need to be by the voltage of public electrode wire 103 for reducing △ V2 on normal common electric voltage value basis.
In embodiment mono-, all corresponding public electrodes of pixel cell that are connected with the first sweep trace link together by public electrode wire, provide the first common electric voltage to it, all corresponding public electrodes of pixel cell that are connected with the second sweep trace link together by public electrode wire, provide the second common electric voltage to it, wherein said the first common electric voltage is lower than normal common electric voltage value △ V2, described △ V2 is that the coupling capacitance that the second sweep trace change in voltage causes changes the voltage change causing, described the second common electric voltage is lower than normal common electric voltage value △ V1, described △ V1 is that the coupling capacitance that the first sweep trace change in voltage causes changes the voltage change causing.
In embodiment one, drain electrode and sweep trace have overlapping region, in other embodiments, also can pixel electrode be set and sweep trace has overlapping region, or the good sweep trace of drain electrode and pixel electrode has overlapping region, because in a pixel cell, drain electrode and pixel electrode are same potential all the time, therefore no matter both who and sweep traces formation overlapping regions can solve by the mode of the common electric voltage of above-mentioned tune odd-numbered line pixel cell and even number line pixel cell the problem of brightness disproportionation.
Embodiment bis-
Please refer to Fig. 4, the schematic diagram of the pel array that Fig. 4 provides for the embodiment of the present invention two.With embodiment mono-difference, in implementing two, public electrode wire 101,102,103 and 104 is not arranged on the below of public electrode and is arranged on the outside of pixel cell, particularly, described public electrode wire 101 is arranged on the capable side away from the first sweep trace 11 of the first pixel cell A1, and public electrode wire 102 is arranged on the capable side away from the second sweep trace 22 of the second pixel cell A2.Same dripping, described public electrode wire 103 is arranged on the capable side away from the first sweep trace 31 of the first pixel cell A1, and public electrode wire 104 is arranged on the capable side away from the second sweep trace 42 of the second pixel cell A2.
Described adjacent two public electrode wires 102,103 and add the width H1 in gap between the two, two adjacent the first sweep traces 11, the second sweep traces 22 and add that the width in gap is between the two H2, wherein said H1 equals H2, and namely two adjacent public electrode wires and the width that adds gap between the two equal adjacent two the first sweep traces, the second sweep trace and add the width in gap between the two.
Liquid crystal indicator generally comprises color membrane substrates, image element array substrates and is sandwiched in liquid crystal layer between the two.On color membrane substrates, be provided with color blocking and black matrix", color blocking respective pixel unit, for showing different colors, the corresponding sweep trace of black matrix", data line and public electrode wire, be used for blocking sweep trace, data line and public electrode wire, because the liquid crystal molecule in this region rotates and the rotation of the liquid crystal molecule of pixel cell is different, can impact demonstration, what further described black matrix" can also mode metal routing is reflective.
The pixel unit array providing in embodiment bis-, because of its two adjacent public electrode wires 102, 103 and add that the width H1 in gap between the two equals two adjacent the first sweep traces 11, the second sweep trace 22 and add that the width in gap is between the two H2, therefore while using the array base palte of the pixel unit array that embodiment bis-provides and color membrane substrates to assemble, black matrix" is in the horizontal to the first sweep trace, the second sweep trace, when public electrode wire blocks, block two adjacent the first sweep traces, the second sweep trace and the width that adds the black matrix" BM1 of the width in gap between the two just can be set to and block adjacent two public electrode wires and add that the width of black matrix" BM2 of the width in gap is between the two consistent.
By above setting, laterally the width of the every a line of black matrix" is all consistent, can present uniformly bright effect, makes display effect homogeneous, has improved display quality.
Claims (9)
1. a pixel unit array, is characterized in that, comprises the first sweep trace and second sweep trace of multipair adjacent setting, and the outside that described the first sweep trace is relative with the second sweep trace is respectively provided with one-row pixels unit;
Described each pixel cell comprises a thin film transistor (TFT), a pixel electrode and a public electrode, forming surface internal field between described pixel electrode and public electrode, the grid of described thin film transistor (TFT) is connected with sweep trace, and source electrode is connected with data line, and drain electrode is connected with pixel electrode;
The grid that is positioned at the pixel cell in the first sweep trace outside is connected with the second sweep trace, and the grid that is positioned at the pixel cell in the second sweep trace outside is connected with the first sweep trace;
The drain electrode of the thin film transistor (TFT) of the described pixel cell that is positioned at the first sweep trace outside and/or pixel electrode and the first sweep trace are formed with overlapping, and the drain electrode of the thin film transistor (TFT) of the pixel cell in described the second sweep trace outside and/or pixel electrode and the second sweep trace are formed with overlapping;
The public electrode of the described pixel cell being connected with the first sweep trace is connected to the first common potential, the public electrode of the described pixel cell being connected with the second sweep trace is connected to the second common potential, wherein, described the first common electric voltage is lower than normal common electric voltage value △ V2, described △ V2 is that the coupling capacitance that the second sweep trace change in voltage causes changes the voltage change causing, described the second common electric voltage is lower than normal common electric voltage value △ V1, and described △ V1 is that the coupling capacitance that the first sweep trace change in voltage causes changes the voltage change causing.
2. pixel unit array as claimed in claim 1, is characterized in that, the grid of the pixel cell being connected with the first sweep trace and be all positioned at the first sweep trace and the second sweep trace inner side in opposite directions with the second grid that scans the pixel cell being connected.
3. pixel unit array as claimed in claim 2, it is characterized in that, the grid that is positioned at the pixel cell in the first sweep trace outside is all positioned at the grid of the pixel cell that is positioned at the second sweep trace outside the inner side that the first sweep trace is relative with the second sweep trace, and two neighbouring grid complementaries are arranged.
4. pixel unit array as claimed in claim 1, it is characterized in that, also comprise the public electrode wire of corresponding every row pixel cell, described every public electrode wire and corresponding each capable public electrode electrical connection of pixel cell, the public electrode wire of corresponding odd-numbered line pixel cell is electrically connected and is connected to the first common potential mutually, and the public electrode wire of corresponding even number line pixel cell is electrically connected and is connected to the second common potential mutually.
5. pixel unit array as claimed in claim 4, is characterized in that, described public electrode wire is arranged at the side of pixel cell away from sweep trace.
6. pixel unit array as claimed in claim 5, is characterized in that, two adjacent public electrode wires and the width that adds gap between the two equal adjacent two the first sweep traces, the second sweep trace and add the width in gap between the two.
7. a display panels, comprises the color membrane substrates and the array base palte that are oppositely arranged, it is characterized in that, described array base palte comprises the pixel unit array as described in as arbitrary in claim 1～6.
8. display panels as claimed in claim 8, is characterized in that, in printing opacity direction, the projection of described grid line drops in the projection of black matrix on described color membrane substrates.
9. the method for the pixel unit array of a driving as described in as arbitrary in claim 1～6, it is characterized in that, comprise: the first sweep trace and the second sweep trace between adjacent odd-numbered line pixel cell and even number line pixel cell, first drive the first sweep trace, then drive the second sweep trace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310750477.7A CN103941502B (en) | 2013-12-31 | A kind of pixel unit array, display panels and driving method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310750477.7A CN103941502B (en) | 2013-12-31 | A kind of pixel unit array, display panels and driving method |
Publications (2)
| Publication Number | Publication Date |
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| CN103941502A true CN103941502A (en) | 2014-07-23 |
| CN103941502B CN103941502B (en) | 2016-11-30 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018205332A1 (en) * | 2017-05-08 | 2018-11-15 | 深圳市华星光电技术有限公司 | Liquid crystal display panel and liquid crystal display device |
| CN108873523A (en) * | 2018-06-29 | 2018-11-23 | 上海天马微电子有限公司 | A kind of array substrate, liquid crystal display panel and display device |
| WO2019153400A1 (en) * | 2018-02-08 | 2019-08-15 | 武汉华星光电技术有限公司 | Common electrode of display panel, and display panel |
| TWI716211B (en) * | 2019-12-04 | 2021-01-11 | 友達光電股份有限公司 | Pixel structure and display panel |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11258572A (en) * | 1998-03-10 | 1999-09-24 | Matsushita Electric Ind Co Ltd | Active matrix type liquid crystal display |
| CN1637559A (en) * | 2003-12-26 | 2005-07-13 | 株式会社日立显示器 | Liquid crystal display device |
| US20070291191A1 (en) * | 2006-06-16 | 2007-12-20 | Wen-Hsiung Liu | Liquid crystal display panel |
| US20100060812A1 (en) * | 2003-06-24 | 2010-03-11 | Hong Sung Song | Liquid crystal display panel |
| CN103295959A (en) * | 2012-09-14 | 2013-09-11 | 上海中航光电子有限公司 | Array substrate and manufacturing method thereof and liquid crystal display panel |
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11258572A (en) * | 1998-03-10 | 1999-09-24 | Matsushita Electric Ind Co Ltd | Active matrix type liquid crystal display |
| US20100060812A1 (en) * | 2003-06-24 | 2010-03-11 | Hong Sung Song | Liquid crystal display panel |
| CN1637559A (en) * | 2003-12-26 | 2005-07-13 | 株式会社日立显示器 | Liquid crystal display device |
| US20070291191A1 (en) * | 2006-06-16 | 2007-12-20 | Wen-Hsiung Liu | Liquid crystal display panel |
| CN103295959A (en) * | 2012-09-14 | 2013-09-11 | 上海中航光电子有限公司 | Array substrate and manufacturing method thereof and liquid crystal display panel |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018205332A1 (en) * | 2017-05-08 | 2018-11-15 | 深圳市华星光电技术有限公司 | Liquid crystal display panel and liquid crystal display device |
| WO2019153400A1 (en) * | 2018-02-08 | 2019-08-15 | 武汉华星光电技术有限公司 | Common electrode of display panel, and display panel |
| US11315511B2 (en) | 2018-02-08 | 2022-04-26 | Wuhan China Star Optoelectronics Technology Co., Ltd. | Display panel and common electrode of the same |
| CN108873523A (en) * | 2018-06-29 | 2018-11-23 | 上海天马微电子有限公司 | A kind of array substrate, liquid crystal display panel and display device |
| TWI716211B (en) * | 2019-12-04 | 2021-01-11 | 友達光電股份有限公司 | Pixel structure and display panel |
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